CN102287386A - Oscillating mechanism of tower fan - Google Patents

Oscillating mechanism of tower fan Download PDF

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Publication number
CN102287386A
CN102287386A CN2011102403272A CN201110240327A CN102287386A CN 102287386 A CN102287386 A CN 102287386A CN 2011102403272 A CN2011102403272 A CN 2011102403272A CN 201110240327 A CN201110240327 A CN 201110240327A CN 102287386 A CN102287386 A CN 102287386A
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CN
China
Prior art keywords
base
rotating shaft
fixed plate
hollow rotating
tower fan
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2011102403272A
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Chinese (zh)
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CN102287386B (en
Inventor
丁凡
聂勇
严木火
王斌
艾耀平
涂剑
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Midea Group
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Midea Group
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Publication date
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Priority to CN2011102403272A priority Critical patent/CN102287386B/en
Publication of CN102287386A publication Critical patent/CN102287386A/en
Application granted granted Critical
Publication of CN102287386B publication Critical patent/CN102287386B/en
Expired - Fee Related legal-status Critical Current
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/10Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air

Abstract

The invention relates to a head shaking mechanism of a tower type fan, which is characterized by comprising a supporting plate for driving a machine body of the tower type fan to rotate, a fixed plate arranged on the supporting plate, a synchronous motor and a Hall sensor which are arranged on the fixed plate, a driving gear arranged on an extension shaft of the synchronous motor, a driven gear meshed with the driving gear, a base for arranging the driven gear, a magnet arranged in a groove of the base and a bottom plate arranged on the base, wherein the synchronous motor and the Hall sensor are arranged on the fixed plate; the fixing plate is provided with a hollow rotating shaft, the center of the base is provided with a fixing hole, and the lower end part of the hollow rotating shaft is inserted into the fixing hole and axially positioned; the Hall sensor is arranged on the supporting plate and is matched with the magnet. The novel power cord winding machine has the advantages of being stable in operation, capable of preventing internal power cords from being wound in a crossed mode, simple in assembly structure, low in internal friction damage, low in cost and the like.

Description

The oscillating mechanism of tower fan
Technical field
Patent of the present invention relates to the fan technical field, particularly a kind of oscillating mechanism of tower fan.
Background technique
The oscillating mechanism of the tower fan of technology is to rely on the one-way synchronization motor that is contained in the tower fan bottom to promote the fan body motion by lanar four rod mechanism now, and this common structure is made up of one-way synchronization motor, crank, connecting rod, support plate, fixed plate, axis, axle sleeve, slip ring etc.; This oscillating mechanism complex structure, the part of composition is many, the assembling difficulty height, simultaneously power line contacts easily with movable connecting rod, causes the probability rising of power line breakage and on fire, and Security is not high; Rotating the position simultaneously is to rely on plastic and plastic friction, and it is bigger to wear and tear, to Mold Making required precision height; And existing oscillating mechanism bearing capacity is poor, can not drive the water-cooled evaporation tower fan of water tank.
Summary of the invention
Purpose of the present invention solves above-mentioned deficiency exactly, and a kind of oscillating mechanism of the tower fan more steady, that the life-span is long of shaking the head is provided, and it is applicable to water-cooled evaporation tower fan, evaporative type air-cooling fan, upright post type fan, mansion fan.
The solution that patent of the present invention solves above-mentioned technical barrier is as follows:
A kind of oscillating mechanism of tower fan, it is characterized in that comprising dunnage that the fuselage that drives tower fan rotates, be installed in fixed plate on the dunnage, be installed in synchronous machine and hall sensor on the fixed plate, be installed in driving gear on the synchronous machine projecting shaft, with the driven gear of driving gear engagement, install driven gear base, be installed in the magnet in the groove of base and be installed in base plate on the base; Be provided with hollow rotating shaft at described fixed plate, be provided with fixed hole at the center of described base, the underpart of described hollow rotating shaft is inserted in the fixed hole and axially locating; Described hall sensor is installed on the dunnage and with magnet and works in coordination.
Described fixed plate is to form with sheet metal part materials processing, and described hollow rotating shaft riveted joint is installed on the fixed plate; Upper end portion at hollow rotating shaft is equipped with thrust ball bearing, and described thrust ball bearing is between fixed plate and base.
Be provided with hollow cavity on described base, described driven gear is installed in the hollow cavity, and wear washer is installed on Transverse plane on the described hollow cavity; At the boss that is provided with below the described fixed plate more than three, described boss cooperates with wear washer.
Insert in the fixed hole of base the lower end of described hollow rotating shaft, puts into pad more successively, snaps in the circlip that hollow rotating shaft is used, and puts into the axle sleeve of the power line of protection motor in the axis hole of hollow rotating shaft.
Be provided with plural positioning boss in described hollow cavity, be provided with the positioning groove more than two on described driven gear outer wall, described positioning boss cooperates with positioning groove makes driven gear be installed on the base and radial location.
The material of described wear washer is POM or PES.
Described axle sleeve is the silica gel material, axle sleeve and hollow rotating shaft drive fit.
The present invention's advantage compared with prior art is: move more steadily, stop internal power cord and intersect to twine, assembly structure is simpler, and the internal friction damage reduces, and cost also reduces.
Description of drawings
Fig. 1 is STRUCTURE DECOMPOSITION figure of the present invention;
Fig. 2 is a structure erection drawing of the present invention.
Embodiment
Below in conjunction with accompanying drawing and case study on implementation patent of the present invention is further described.
As shown in Figure 1, 2, the present invention is the oscillating mechanism of tower fan, it comprises dunnage 10 that the fuselage that drives tower fan rotates, be installed in fixed plate 8 on the dunnage 10, be installed in synchronous machine 9 and hall sensor 12 on the fixed plate 8, be installed in driving gear 6 on synchronous machine 9 projecting shafts, with the driven gear 4 of driving gear 6 engagements, install driven gear 4 base 3, be installed in the magnet 11 in the groove of base 3 and be installed in base plate 1 on the base 3; Be provided with hollow rotating shaft 82 at described fixed plate 8, be provided with fixed hole 33 at the center of described base 3, the underpart of described hollow rotating shaft 82 is inserted in the fixed hole 33 and axially locating; Described hall sensor 12 is installed on the dunnage 10 and with magnet 11 and works in coordination, and hall sensor 12 is the location sensitive of realization complete machine multiple angles, as: 60 degree, 120 degree, 180 degree, 360 degree rotate.
In the present embodiment, described fixed plate 8 is to form with sheet metal part materials processing, and described hollow rotating shaft 82 riveted joints are installed on the fixed plate 8; In the upper end portion of hollow rotating shaft 82 thrust ball bearing 7 is installed, described thrust ball bearing 7 is between fixed plate 8 and base 3, and it is more smooth and easy that thrust ball bearing 7 rotates hollow rotating shaft 82, and the power line of synchronous machine 9 passes the axis hole of hollow rotating shaft 82 and stretches out the outside.
For driven gear 4 is installed, on described base 3, be provided with hollow cavity 31, described driven gear 4 is installed in the hollow cavity 31, and wear washer 5 is installed on Transverse plane on the described hollow cavity 31; In order to stop tower fan large size friction when shaking the head, make life-span upgrading, at the boss 81 that is provided with below the described fixed plate 8 more than three, described boss 81 cooperates with wear washer 5, and the material of described wear washer 5 is POM or PES.
For hollow rotating shaft 82 being installed on the base 3 and axially locating, after the lower end of described hollow rotating shaft 82 is inserted in the fixed hole 33 of base 3, put into pad 13 more successively, snap in the circlip 14 of hollow rotating shaft 82 usefulness; In the axis hole of hollow rotating shaft 82, put into the axle sleeve 15 of the power line of protection motor; described axle sleeve 15 is the silica gel material; axle sleeve 15 and hollow rotating shaft 82 drive fits, axle sleeve 15 can the better protection power lines when tower fan is shaken the head, and it is impaired that power line is not cut.
In order better to make the driven gear radial location, in described hollow cavity 31, be provided with plural positioning boss 311, on described driven gear 4 outer walls, be provided with the positioning groove 41 more than two, be provided with three positioning boss 311 and three positioning grooves 41 in the present embodiment; Described positioning boss 311 cooperates with positioning groove 41 makes driven gear 4 be installed on the base 3 and radial location.When putting into driven gear 4, the positioning groove 41 of driven gear 4 needs to aim at the positioning boss 311 of base 3, and this positioning groove 41 and positioning boss 311 be driven gear 4 fixedly, and is the power of tower fan rotation.

Claims (7)

1. the oscillating mechanism of a tower fan, it is characterized in that comprising dunnage (10) that the fuselage that drives tower fan rotates, be installed in fixed plate (8) on the dunnage (10), be installed in synchronous machine (9) and hall sensor (12) on the fixed plate (8), be installed in driving gear (6) on synchronous machine (9) projecting shaft, with the driven gear (4) of driving gear (6) engagement, install driven gear (4) base (3), be installed in the magnet (11) in the groove of base (3) and be installed in base plate (1) on the base (3); Be provided with hollow rotating shaft (82) at described fixed plate (8), be provided with fixed hole (33) at the center of described base (3), the underpart of described hollow rotating shaft (82) is inserted in the fixed hole (33) and axially locating; The dunnage (10) that is installed in described hall sensor (12) goes up and works in coordination with magnet (11).
2. the oscillating mechanism of tower fan according to claim 1 is characterized in that described fixed plate (8) is to form with sheet metal part materials processing, and described hollow rotating shaft (82) riveted joint is installed on the fixed plate (8); In the upper end portion of hollow rotating shaft (82) thrust ball bearing (7) is installed, described thrust ball bearing (7) is positioned between fixed plate (8) and the base (3).
3. the oscillating mechanism of tower fan according to claim 1, it is characterized in that on described base (3), being provided with hollow cavity (31), described driven gear (4) is installed in the hollow cavity (31), and wear washer (5) is installed on the last Transverse plane of described hollow cavity (31); Be provided with the boss (81) more than three in the below of described fixed plate (8), described boss (81) cooperates with wear washer (5).
4. the oscillating mechanism of tower fan according to claim 1; insert in the fixed hole (33) of base (3) lower end that it is characterized in that described hollow rotating shaft (82); put into pad (13) more successively; snap in the circlip (14) of hollow rotating shaft (82) usefulness, in the axis hole of hollow rotating shaft (82), put into the axle sleeve (15) of the power line of protection motor.
5. the oscillating mechanism of tower fan according to claim 3, it is characterized in that in described hollow cavity (31), being provided with plural positioning boss (311), be provided with the positioning groove (41) more than two on described driven gear (4) outer wall, described positioning boss (311) cooperates with positioning groove (41) makes driven gear (4) be installed in base (3) upward also radially calmly.
6. the oscillating mechanism of tower fan according to claim 3, the material that it is characterized in that described wear washer (5) is POM or PES.
7. the oscillating mechanism of tower fan according to claim 4 is characterized in that described axle sleeve (15) is the silica gel material, axle sleeve (15) and hollow rotating shaft (82) drive fit.
CN2011102403272A 2011-08-22 2011-08-22 Oscillating mechanism of tower-type fan Expired - Fee Related CN102287386B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011102403272A CN102287386B (en) 2011-08-22 2011-08-22 Oscillating mechanism of tower-type fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011102403272A CN102287386B (en) 2011-08-22 2011-08-22 Oscillating mechanism of tower-type fan

Publications (2)

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CN102287386A true CN102287386A (en) 2011-12-21
CN102287386B CN102287386B (en) 2013-04-17

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102538204A (en) * 2012-02-14 2012-07-04 广东美的环境电器制造有限公司 Head shaking mechanism of warm air blower
WO2013155856A1 (en) * 2012-04-19 2013-10-24 广东美的制冷设备有限公司 Indoor unit of floor air conditioner and floor air conditioner
CN106152519A (en) * 2016-06-29 2016-11-23 广东美的环境电器制造有限公司 The power line outlet structure of warm-air drier and warm-air drier
CN107514381A (en) * 2017-08-18 2017-12-26 珠海格力电器股份有限公司 Head-shaking device and tower fan
WO2019085410A1 (en) * 2017-11-01 2019-05-09 广东美的环境电器制造有限公司 Oscillating mechanism and fan heater
CN110778512A (en) * 2019-11-08 2020-02-11 追觅科技(上海)有限公司 Fan oscillating mechanism and control method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6364638B1 (en) * 2000-09-29 2002-04-02 Pan Air Electric Co., Ltd. Ceiling fan structure
CN201225302Y (en) * 2008-07-01 2009-04-22 方力民 Swinging mechanism of industrial fan
KR101006552B1 (en) * 2010-09-13 2011-01-07 박만철 360 degree rotation type electric fan for atteched the ceiling
CN202203137U (en) * 2011-08-22 2012-04-25 美的集团有限公司 Oscillating mechanism of tower fan

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6364638B1 (en) * 2000-09-29 2002-04-02 Pan Air Electric Co., Ltd. Ceiling fan structure
CN201225302Y (en) * 2008-07-01 2009-04-22 方力民 Swinging mechanism of industrial fan
KR101006552B1 (en) * 2010-09-13 2011-01-07 박만철 360 degree rotation type electric fan for atteched the ceiling
CN202203137U (en) * 2011-08-22 2012-04-25 美的集团有限公司 Oscillating mechanism of tower fan

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102538204A (en) * 2012-02-14 2012-07-04 广东美的环境电器制造有限公司 Head shaking mechanism of warm air blower
CN102538204B (en) * 2012-02-14 2014-04-16 广东美的环境电器制造有限公司 Oscillating mechanism for fan heater
WO2013155856A1 (en) * 2012-04-19 2013-10-24 广东美的制冷设备有限公司 Indoor unit of floor air conditioner and floor air conditioner
CN106152519A (en) * 2016-06-29 2016-11-23 广东美的环境电器制造有限公司 The power line outlet structure of warm-air drier and warm-air drier
CN106152519B (en) * 2016-06-29 2019-05-31 广东美的环境电器制造有限公司 The power supply line outlet structure and warm-air drier of warm-air drier
CN107514381A (en) * 2017-08-18 2017-12-26 珠海格力电器股份有限公司 Head-shaking device and tower fan
WO2019085410A1 (en) * 2017-11-01 2019-05-09 广东美的环境电器制造有限公司 Oscillating mechanism and fan heater
CN110778512A (en) * 2019-11-08 2020-02-11 追觅科技(上海)有限公司 Fan oscillating mechanism and control method

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Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28

Applicant after: MIDEA GROUP Co.,Ltd.

Address before: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6

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Granted publication date: 20130417

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