CN102588758B

CN102588758B - Light-emitting diode lamp and bearing mechanism thereof

Info

Publication number: CN102588758B
Application number: CN201110007993.1A
Authority: CN
Inventors: 杨弘光; 林郁书
Original assignee: Delta Electronics Inc
Current assignee: Delta Electronics Inc
Priority date: 2011-01-14
Filing date: 2011-01-14
Publication date: 2014-10-29
Anticipated expiration: 2031-01-14
Also published as: CN102588758A

Abstract

The invention discloses a light-emitting diode lamp and a bearing mechanism thereof. The light-emitting diode lamp comprises a light source module and a power conversion module, wherein the power conversion module is electrically connected with the light source module. The power conversion module is provided with a circuit board, a power converter and a power line, wherein the power converter is arranged on the circuit board; the power line is electrically connected with the circuit board; and the power line penetrates through the circuit board to extend in the direction of a long shaft of the light-emitting diode lamp.

Description

LED lamp and load carrier thereof

Technical field

The present invention relates to a kind of LED lamp, particularly relate to a kind of electrical Interference, heat radiation usefulness LED lamp and load carrier thereof of adjustable angle simultaneously of avoiding.

Background technology

General light emitting diode (LED) lamp interior is provided with power supply changeover device mostly, determines electric current output, and then can drive lumination of light emitting diode in order to alternating current (AC) is converted to.But along with the volume of LED lamp is more and more less, light emitting diode is often easily subject to the heat energy impact that power supply changeover device produces and causes excess Temperature.In view of this, how to promote the heat dissipation of traditional LED lamp, the electrical Interference beginning of simultaneously avoiding light emitting diode to be subject to ac signal becomes an important problem.

See also again Figure 1A, Figure 1B; can be found out by the A in Figure 1A, Figure 1B, B part; traditional light fixture can arrange rotatable pivot or Knob mechanisms at side conventionally; extra spare part certainly will will be increased but pivot or knob are set, and the rotating mechanism of this kind of stepless is not easy to be fast and accurately adjusted to a specific lighting angle.

Summary of the invention

The object of the present invention is to provide a kind of LED lamp, to address the above problem.

For reaching the problems referred to above, the invention provides a kind of LED lamp, it comprises a light source module and a power transfer module, and aforementioned light source module has at least one light emitting diode, aforementioned power source modular converter is electrically connected with light source module, for driving lumination of light emitting diode.In particular, aforementioned power source modular converter has a circuit substrate, a power supply changeover device and a power line, wherein power supply changeover device is arranged on circuit substrate, and power line is electrically connected with circuit substrate, and power line extends through circuit substrate and towards a long axis direction of LED lamp.

In one embodiment, aforementioned circuit substrate has an input contact and an output contact, and power line has a first paragraph portion and a second segment portion, wherein inputting contact is electrically connected with first, second section of portion, output contact is electrically connected with light source module, and second segment portion and output contact lay respectively at the opposition side of circuit substrate.

In one embodiment, aforementioned power source modular converter also has one first connector and one second connector, first paragraph portion connects the first connector and input contact, and second segment portion connects the second connector and input contact, and first, second section of portion lays respectively at the opposition side of circuit substrate.

In one embodiment, aforementioned power source modular converter also has a lower cover, and wherein lower cover is connected with circuit substrate, and lower cover is formed with the projective structure of multiple strips, for promoting the heat dissipation of LED lamp.

In one embodiment, aforementioned LED lamp also comprises two side covers, is arranged at respectively the both sides of LED lamp, and connects power transfer module and light source module.

In one embodiment, aforementioned light source module also has a lamp plate, a housing and a wire, light emitting diode is arranged on lamp plate, lamp plate is fixed on housing, and wire electrical connection lamp plate and power transfer module, its middle shell is formed with the projective structure of multiple strips, for promoting the heat dissipation of LED lamp.

In one embodiment, aforementioned light source module also has lens, and aforementioned lens are arranged on housing, and the light that light emitting diode sends passes lens so that the use of illumination to be provided.

In one embodiment, aforementioned light source module also has a lining, is arranged on lamp plate, and wire is through lining and extend to power transfer module.

In one embodiment, aforementioned wire has a terminal, and in order to electric connection of power supply modular converter, wherein aforementioned terminal comprises one and has flexible U font structure.

In one embodiment, aforementioned wire has a terminal, and in order to electric connection of power supply modular converter, wherein aforementioned terminal comprises one and has flexible hook arrangement.

The present invention also provides a kind of load carrier, in order to carry a LED lamp, comprises a bearing part and a base, and aforementioned bearing part is roughly circular arc and has a location structure.Aforementioned location structure has the fin of multiple strips, wherein between aforementioned fin, is formed with at least one groove, and LED lamp is sticked in groove.Aforementioned base connects bearing part actively, and wherein bearing part can be with respect to base sliding, for changing the lighting angle of LED lamp.

In one embodiment, aforementioned bearing part has one first holding section, and base has one second holding section, and in the time that the one the second holding sections engage mutually, bearing part is fixed on a preset angles with respect to base.

In one embodiment, aforementioned the first holding section is a dentalation, and the second holding section is a shell fragment, and in the time of the relative base sliding of bearing part, shell fragment slides on dentalation, for changing the lighting angle of LED lamp.

In one embodiment, aforementioned dentalation and aforementioned grooves lay respectively at the opposition side of bearing part.

In one embodiment, aforementioned dentalation is formed with multiple double wedges, and the differential seat angle in location structure between adjacent fin is greater than the differential seat angle between adjacent double wedge in dentalation.

In one embodiment, aforementioned bearing part is formed with the perforate of a strip, and base has a snap fit, and wherein snap fit is through perforate, and when bearing part is during with respect to base sliding, snap fit slides in perforate.

In one embodiment, aforementioned load carrier also comprises a locking part, and bearing part is formed with the perforate of a strip, and locking part is through perforate and be combined with base, and when bearing part is during with respect to base sliding, locking part slides in perforate.

In one embodiment, aforementioned load carrier also comprises a slide rail, and base is connected with slide rail actively.

In one embodiment, aforementioned load carrier also comprises a fixed structure and a locking part, and locking part is through base, for base is incorporated into fixed mechanism.

In one embodiment, aforementioned LED lamp outside is formed with the projective structure of multiple strips, and aforementioned projective structure at least one of them is sticked in aforementioned grooves.

For above-mentioned purpose of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly also coordinates appended accompanying drawing to elaborate.

Brief description of the drawings

Figure 1A, Figure 1B are the schematic diagram of existing light fixture;

Fig. 2 A is the LED lamp exploded view of one embodiment of the invention;

Fig. 2 B is the schematic diagram after the LED lamp of Fig. 2 A is assembled;

Fig. 3 A is the light source module exploded view of one embodiment of the invention;

Fig. 3 B is the side view after the light source module of Fig. 3 A is assembled;

Fig. 3 C is the conductor terminal schematic diagram of one embodiment of the invention;

Fig. 3 D is the conductor terminal schematic diagram of another embodiment of the present invention;

Fig. 4 A is the power transfer module exploded view of one embodiment of the invention;

Fig. 4 B is circuit substrate in Fig. 4 A schematic diagram in the time that lower cover is combined;

Fig. 5 is the power transfer module of one embodiment of the invention connects lamp plate schematic diagram by wire;

Fig. 6 A is the housing of LED lamp and the exploded view of a load carrier of one embodiment of the invention;

Fig. 6 B is housing in Fig. 6 A and the side view of load carrier;

Fig. 6 C is the schematic diagram after the housing in Fig. 6 A is combined with load carrier;

Fig. 6 D is housing in Fig. 6 C and the side view of load carrier;

Fig. 6 E is the housing in Fig. 6 D rotates angle a schematic diagram with respect to load carrier;

In Fig. 6 F presentation graphs 6E, the bearing part of load carrier further rotates the schematic diagram of an angle b with respect to base;

Fig. 7 is the load carrier exploded view of one embodiment of the invention;

Fig. 8 A is the load carrier exploded view of another embodiment of the present invention;

Fig. 8 B is the load carrier side view in Fig. 8 A;

Fig. 9 A is the load carrier schematic diagram of another embodiment of the present invention; And

Fig. 9 B is the load carrier schematic diagram of another embodiment of the present invention.

Main element symbol description

Light source module 100

Housing 120

Lamp plate 1001

Housing 1002

Lens 1003

Wire 1004

Lining 1006

Terminal 1005

U font structure 1051

Hook arrangement 1052

Projective structure 1201

Power transfer module 200

Circuit substrate 2001

Lower cover 2002

Shadowing elements 2003

The first connector 2004

The second connector 2005

Power line 2045

First paragraph portion 204

Second segment portion 205

Side cover 300

Input contact C1

Output contact C2

Light emitting diode E

LED lamp L

Power supply changeover device T

Load carrier 400

Strip perforate 401

Snap fit 402

Bearing part 4001

Base 4002

Slide rail 4003

Fixed structure 4004

The first holding section 4011

The second holding section 4021

Angle a, b

Location structure R

Recess R 1

Locking part S1, S2

Detailed description of the invention

See also Fig. 2 A, Fig. 2 B, the LED lamp L of one embodiment of the invention is mainly made up of a light source module 100, a power transfer module 200 and two side covers 300, when assembling, can first make light source module 100 and power transfer module 200 mutually combine, then again two side covers 300 are incorporated into respectively to the opposition side of LED lamp L.As shown in Figure 2 B, in the time assembling, passed side cover 300 by extended first, second connector 2004,2005 in power transfer module 200 both sides, wherein the first connector 2004 can be in order to connect an AC power, and the second 2005 of connectors can be in order to connect other LED lamp.

Then see also Fig. 3 A, Fig. 3 B, wherein Fig. 3 B is the side view after light source module 100 assembling of Fig. 3 A.As shown in Fig. 3 A, Fig. 3 B, light source module 100 in the present embodiment mainly comprises a lamp plate 1001, a housing 1002, lens 1003, at least one wire 1004, at least one lining 1006 and at least one light emitting diode E, wherein lamp plate 1001 is fixed on housing 1002, and light emitting diode E is arranged on lamp plate 1001; Will be appreciated that, aforementioned wire 1004 is in order to be electrically connected lamp plate 1001 and power transfer module 200,1002 of aforementioned housings are to make with aluminium extruded type (Aluminum Extrusion), wherein on the surface of housing 1002, be formed with the projective structure of multiple strips, can increase thus area of dissipation to promote the heat dissipation of LED lamp L.

By finding out in Fig. 3 B, lens 1003 are installed on housing 1002, and the light that aforementioned light emitting diode E sends can be through lens 1003 to provide the use of illumination.In addition, said sleeve 1006 is arranged on lamp plate 1001, wherein wire 1004 can through lining 1006 and extend to below power transfer module 200.What need special instruction is, wire 1004 ends in the present embodiment are provided with a terminal 1005, in order to electric connection of power supply modular converter 200, wherein aforementioned terminal 1005 can form one and has flexible U font structure 1051 (as shown in Figure 3 C), or also can form one and have flexible hook arrangement 1052 (as shown in Figure 3 D).

See also Fig. 4 A, Fig. 4 B and Fig. 5, aforementioned power source modular converter 200 mainly comprises a circuit substrate 2001, a lower cover 2002, a shadowing elements 2003, a power supply changeover device T and a power line 2045, wherein power supply changeover device T is arranged on circuit substrate 2001, and 2001 of circuit substrates are connected with lower cover 2002.As shown in Figure 4 A, be provided with at least one input contact C1 and an output contact C2 on circuit substrate 2001 surfaces, 2045, aforementioned power source line includes a first paragraph portion 204 and a second segment portion 205, wherein input contact C1 and be electrically connected with first, second section of portion 204,205, output contact C2 is in order to be electrically connected with aforementioned light source module 100.

In the present embodiment, shadowing elements 2003 is arranged on (as shown in Figure 4 A) on circuit substrate 2001, thus can be in order to protect and to cover power supply changeover device T and other electronic components on circuit substrate 2001; On the other hand, on the outer surface of lower cover 2002, be formed with the projective structure of multiple strips, can increase thus area of dissipation to promote the heat dissipation of LED lamp L.Need special instruction, the heat energy that light emitting diode E produces can directly be transmitted to housing 1002 to dispel the heat via lamp plate 1001, and the heat energy that power transfer module 200 produces can be transmitted to lower cover 2002 to dispel the heat by circuit substrate 2001; In other words, the heat energy that light emitting diode E produces from power transfer module 200 sheds via different paths, can avoid thus producing heat exchange between the two and the usefulness that has influence on light emitting diode E.

As previously mentioned, output contact C2 is in order to be electrically connected with aforementioned light source module 100, when assembling, can make the terminal 1005 and output contact C2 (as shown in Figure 5) in electrical contact of wire 1004, just can will be converted to galvanic current signal from the ac signal of power line 2045 by power supply changeover device T thus, for driving the light emitting diode E on lamp plate 1001 luminous.

Can be found out by Fig. 4 A, Fig. 4 B, power line 2045 is electrically connected with circuit substrate 2001 via input contact C1, wherein power line 2045 can arrive circuit substrate 2001 downsides through input contact C1 from circuit substrate 2001 upsides, position is placed between circuit substrate 2001 and lower cover 200 in 205, the second segment portion of circuit substrate 2001 downsides, and second segment portion 205 extends towards a long axis direction of LED lamp L.As shown in Figure 4 A, the second segment portion 205 of aforementioned output contact C2 and power line 2045 lays respectively at the upper and lower side of circuit substrate 2001, can the second segment portion 205 of light emitting diode E and power line 2045 be isolated mutually by circuit substrate 2001 thus, to avoid light emitting diode E to be subject to the electrical Interference of ac signal.Lower cover 200 in the present embodiment can be made by aluminium extruded type, is formed with the projective structure of multiple strips on lower cover 200 surfaces, can increase thus area of dissipation to promote the heat dissipation of LED lamp L.

See also Fig. 6 A～Fig. 6 D, aforementioned LED lamp L can be incorporated on a load carrier 400 again, and wherein load carrier 400 is mainly made up of a bearing part 4001 and a base 4002.What need special instruction is, the housing 1002 of aforementioned light source module 100 and the lower cover 2002 of power transfer module 200 can form the housing 120 of LED lamp L, in the time that wish is incorporated on load carrier 400 by LED lamp L, can make housing 120 be fixed on load carrier 400; In order to simplify accompanying drawing convenient explanation, in Fig. 6 A～Fig. 6 D, only draw housing 120, in figure, omit as for other elements of LED lamp L inside, close first and state clearly.

As shown in Fig. 6 A, Fig. 6 B, aforementioned bearing part 4001 is roughly circular arc, wherein on bearing part 4001, be formed with at least one strip perforate 401 and two location structure R, aforementioned location structure R is made up of fin and the position at least one recess R 1 between fin of multiple strips.On the other hand, on aforementioned base 4002, be provided with the snap fit 402 of two protrusions, when assembling, can make snap fit 402 through perforate 401 corresponding on bearing part 4001, for bearing part 4001 and base 4002 are mutually combined.

Can be found out by Fig. 6 C, Fig. 6 D, when wish is fixed on load carrier 400 by LED lamp L, can apply an external force slightly struts bearing part 4001, then LED lamp L can insert towards below in bearing part 4001 (as shown in the direction of arrow in Fig. 6 D), then clamp housing 120 by bearing part 4001 elasticity own, make position be sticked in the recess R 1 on bearing part 4001 inner surfaces at least one projective structure 1201 in housing 120 outsides, and then make housing 120 be fixed on a special angle with respect to bearing part 4001.

If desired while changing the attitude of LED lamp L and lighting angle, only need to make housing 120 depart from bearing part 4001, then LED lamp L is rotated to an angle a (as shown in Fig. 6 E), and then housing 120 and bearing part 4001 are mutually combined.In addition,, while if desired further changing the lighting angle of LED lamp L in the mode of fine setting, can make bearing part 4001 slide with respect to base 4002; Can be found out after housing 120 rotates an angle a significantly with respect to bearing part 4001 by Fig. 6 F, bearing part 4001 still can with respect to base 4002 trace rotate a less angle b, thus be not easy to use the attitude that person adjusts LED lamp L, and then can promote the convenience on using.

Then refer to Fig. 7, on the bottom side surface of aforementioned bearing part 4001, be formed with at least one the first holding section 4011, on base 4002, be formed with at least one the second holding section 4021, corresponding to aforementioned the first holding section 4011; As shown in Figure 7, aforementioned the first holding section 4011 for example can be a dentalation that is formed with multiple double wedges, and 4021 of aforementioned the second holding sections are for example the shell fragment of a protrusion, and wherein the first holding section 4011 and recess R 1 are formed at respectively the opposition side of bearing part 4001.When bearing part 4001 and base 4002 in conjunction with time, the second holding section 4021 can engage mutually with the first holding section 4011, makes bearing part 4001 to be fixed on a preset angles with respect to base 4002; But, in the time that wish is adjusted the angle of bearing part 4001, can apply an external force makes bearing part 4001 move (as shown in the direction of arrow in Fig. 7) with respect to base 4002, now the second holding section 4021 can be along the first holding section 4011 surface slidings, snap fit 402 also can, in the interior slip of perforate 401, can slightly change the attitude angle of bearing part 4001 thus simultaneously.Will be appreciated that, the differential seat angle in aforementioned location structure R between adjacent fin is greater than the differential seat angle of adjacent double wedge in dentalation.

Refer to again Fig. 8 A, Fig. 8 B, the load carrier 400 of another embodiment of the present invention fixes bearing part 4001 and base 4002 by locking part S1, wherein aforementioned locking part S1 can be screw or bolt, when assembling, can utilize locking part S1 through the strip perforate 401 on bearing part 4001, for mutually combining with the base 4002 of below, wherein, in the time that bearing part 4001 slides with respect to base 4002, locking part S also can be in the interior slip of perforate 401.In another embodiment, aforementioned load carrier 400 also can comprise a slide rail 4003 (as shown in Figure 9 A) simultaneously, wherein base 4002 is arranged on a slide rail 4003 actively, just can make thus bearing part 4001 and base 4002 along a rectilinear direction displacement, for promoting the convenience in use.For example, or aforementioned load carrier 400 also can comprise a fixed structure 4004 (plank or metallic plate), when assembling, can utilize a locking part S2 through base 4002, for base 4002 being incorporated into aforementioned fixed structure 4004.

In sum, the present invention carries middle a kind of LED lamp and in order to support the load carrier of this LED lamp, wherein by making the power line of LED lamp inside through a circuit substrate, and extend towards a long axis direction of LED lamp, not only can be connected in series multiple LED lamps, can avoid light emitting diode to be subject to the electrical Interference of ac signal simultaneously; In addition, because light source module and the power transfer module of LED lamp inside can be dispelled the heat by housing and lower cover respectively, therefore can promote the heat dissipation of LED lamp entirety.Moreover, in the present invention except utilizing aforementioned load carrier to provide stable support LED lamp, also be not easy to use person and send out the irradiating angle of flexibly adjusting optical diode light fixture, therefore can significantly promote the convenience in use compared to traditional light fixture.

Although disclose as the present invention with aforesaid embodiment, but it is not in order to limit the present invention.Be familiar with in the technical field of the invention this operator, without departing from the spirit and scope of the present invention, can do a little change and retouching.Therefore protection of the present invention should with enclose claim was defined is as the criterion.

Claims

1. a LED lamp, comprising:

Light source module, it has at least one light emitting diode, lamp plate, housing and wire, and this light emitting diode is arranged on this lamp plate, and this lamp plate is fixed on this housing, and this housing is formed with the projective structure of multiple strips; And

Power transfer module, be electrically connected to drive this lumination of light emitting diode with this light source module, wherein this power transfer module has circuit substrate, power supply changeover device, power line and lower cover, this power supply changeover device is arranged on this circuit substrate, and this power line is electrically connected with this circuit substrate, wherein this power line extends through this circuit substrate and towards a long axis direction of this LED lamp, wherein this wire is electrically connected this lamp plate and this power transfer module, this lower cover is connected with this circuit substrate, and this lower cover is formed with the projective structure of multiple strips

Wherein this circuit substrate has input contact and output contact, and this power line has first paragraph portion and second segment portion, wherein first, second section of portion of this input contact and this is electrically connected, this output contact is electrically connected with this light source module, and this second segment portion and this output contact lay respectively at the opposition side of this circuit substrate, make by this circuit substrate, this light emitting diode and this second segment portion to be laid respectively at the upper and lower side of this circuit substrate.

2. LED lamp as claimed in claim 1, wherein this power transfer module also has the first connector and the second connector, this first paragraph portion connects this first connector and this input contact, this second segment portion connects this second connector and this input contact, and this first, second section of portion lays respectively at the opposition side of this circuit substrate.

3. LED lamp as claimed in claim 1, wherein this LED lamp also comprises two side covers, is arranged at respectively the both sides of this LED lamp, and connects this power transfer module and this light source module.

4. LED lamp as claimed in claim 1, wherein this light source module also has lens, and these lens are arranged on this housing, and the light that this light emitting diode sends passes these lens so that the use of illumination to be provided.

5. LED lamp as claimed in claim 1, wherein this light source module also has lining, is arranged on this lamp plate, and this wire is through this lining and extend to this power transfer module.

6. LED lamp as claimed in claim 1, wherein this wire has terminal, and in order to be electrically connected this power transfer module, wherein this terminal comprises and has flexible U font structure.

7. LED lamp as claimed in claim 1, wherein this wire has terminal, and in order to be electrically connected this power transfer module, wherein this terminal comprises and has flexible hook arrangement.

8. a load carrier, in order to carry a LED lamp, comprising:

Bearing part, is roughly circular arc and has location structure, and wherein this location structure has the fin of multiple strips, and is formed with at least one groove between those fins, and this LED lamp is sticked in this groove; And

Base, connects this bearing part actively, and wherein this bearing part can be with respect to this base sliding, for changing the lighting angle of this LED lamp,

This LED lamp outside is formed with the projective structure of multiple strips, and those projective structures at least one of them is sticked in this groove, thus, in the time changing the attitude of this LED lamp and lighting angle, this projective structure of this LED lamp departs from after the groove of this bearing part, make this LED lamp rotate an angle a, and then this projective structure of this LED lamp and this groove of this bearing part are mutually combined.

9. load carrier as claimed in claim 8, wherein this bearing part has the first holding section, and this base has the second holding section, and in the time that this first holding section engages mutually with this second holding section, this bearing part is fixed on a preset angles with respect to this base.

10. load carrier as claimed in claim 9, wherein this first holding section is dentalation, and this second holding section is shell fragment, when this bearing part is relatively when this base sliding, this shell fragment slides on this dentalation.

11. load carriers as claimed in claim 10, wherein this dentalation and this groove lay respectively at the opposition side of this bearing part.

12. load carriers as claimed in claim 10, wherein this dentalation is formed with multiple double wedges, and the differential seat angle in this location structure between adjacent those fins is greater than the differential seat angle between those double wedges adjacent in this dentalation.

13. load carriers as claimed in claim 8, wherein this bearing part is formed with the perforate of strip, and this base has snap fit, and this snap fit is through this perforate, and when this bearing part is during with respect to this base sliding, this snap fit slides in perforate.

14. load carriers as claimed in claim 8, wherein this load carrier also comprises locking part, and this bearing part is formed with the perforate of strip, and this locking part is through this perforate and be combined with this base, when this bearing part is during with respect to this base sliding, this locking part slides in perforate.

15. load carriers as claimed in claim 8, wherein this load carrier also comprises slide rail, this base is connected with this slide rail actively.

16. load carriers as claimed in claim 8, wherein this load carrier also comprises fixed structure and locking part, this locking part is through this base, for this base is incorporated into this fixed mechanism.