CN102810782A - Conductive terminal, circuit board with same and plate-to-plate connector - Google Patents
Conductive terminal, circuit board with same and plate-to-plate connector Download PDFInfo
- Publication number
- CN102810782A CN102810782A CN2012103009776A CN201210300977A CN102810782A CN 102810782 A CN102810782 A CN 102810782A CN 2012103009776 A CN2012103009776 A CN 2012103009776A CN 201210300977 A CN201210300977 A CN 201210300977A CN 102810782 A CN102810782 A CN 102810782A
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- circuit board
- conducting terminal
- around
- unit ring
- touch finger
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Abstract
An embodiment of the invention discloses a conductive terminal, a circuit board with the same and a plate-to-plate connector. The conductive terminal comprises a substrate and a spring contact; the substrate comprises a closed end and an open end, and a fixed rib extending out of the closed end points to the open end; two sides of the opened end can be bent and closed after the spring contact is sleeved on the rib; the spring contact comprises a unit ring which is formed by spirally surrounding a spring wire along an oblique elliptical trace and then spirally winding along an axis in two directions; and the periphery of the unit ring of the spring contact electrically contacts the circuit board connected with the conductive terminal. The closed end and the open end form a placing area of the conductive terminal, so that the conductive terminal is difficult to loose even if electronic and electric equipment shakes or vibrates. The spring contact is provided with multiple contact points, so that the conductive terminal is ensured to reliably be in contact with the circuit board and a contact circuit.
Description
Technical field
The present invention relates to the board to board connector technical field of structures, more particularly, relate to conducting terminal, the circuit board and the board to board connector of conducting terminal are installed.
Background technology
Board to board connector is the transmission product commonly used that transmits electric energy, signal and instruction between the transmission equipment of electric field, and the connection between two transmission equipments relies on fastening or the contact between the board to board connector to realize.
Often be equiped with the conducting terminal of realizing contact in the existing board to board connector relatively more commonly used, said conducting terminal is provided with immobilising device and punching press flexible terminal, and said punching press flexible terminal is often realized by punching press shell fragment or common contact spring.
Yet punching press shell fragment and common contact spring not only easy deformation are loosening, and produce under the situation of vibrating or rocking and will become flexible easily at electronic electric equipment, thereby produce the insecure technological deficiency of contact.
Summary of the invention
In view of this, the present invention provides a kind of conducting terminal, the circuit board and the board to board connector of conducting terminal is installed, realize to install firmly and to contact the reliable technique purpose.
A kind of conducting terminal comprises: substrate and spring touch finger,
Said substrate comprises:
Blind end and openend, the fixedly rib that stretches out from said blind end points to said openend;
Said openend both sides can be socketed in bending sealing in back on the said rib at described spring touch finger;
Said spring touch finger comprises: is the unit ring by spring wire along oblique elliptical orbit spiral surrounding, and said unit ring is along the coiling of axis bidirectional screw;
The unit ring of said spring touch finger is peripheral to electrically contact with the circuit board that is connected with said conducting terminal.
In order to improve such scheme, outside said unit ring forms along oblique elliptical orbit spiral surrounding the time around point, first in around point, second in around point, wherein:
Said outer interior around to said second in said first around point around point around a process;
In said first around in the point and second around dot spacing from being first distance;
Be second distance around point and said outer leaving in said first around dot spacing;
Said first distance is less than second distance;
On the said unit ring all around being on unit ring inner ring justifies around point in the point and second, constitute and enclose in the said spring touch finger in first;
On the said unit ring all are outer to be on the unit ring outer ring circle around point, and it is peripheral to constitute said spring touch finger.
A kind of circuit board that conducting terminal is installed comprises: above-mentioned conducting terminal and circuit board, said conducting terminal electrically contacts through said spring touch finger and said circuit board.
In order to improve such scheme, said conducting terminal comprises through the mode that said spring touch finger is connected on the said circuit board:
Paster welding, piercing welding or via hole welding.
A kind of board to board connector comprises circuit board and contact circuit plate that conducting terminal is installed,
The said circuit board that conducting terminal is installed comprises: above-mentioned conducting terminal and circuit board, said conducting terminal electrically contacts through said spring touch finger and said circuit board.
Said contact circuit plate is when realizing being connected with the circuit board that conducting terminal is installed, and the unit ring periphery of said contact circuit plate and said spring touch finger electrically contacts.
Can find out from above-mentioned technical scheme; Conducting terminal in the embodiment of the invention, the circuit board that conducting terminal is installed and board to board connector; Said conducting terminal is through cooperating between blind end and the openend; Construct the rest area that is socketed in the spring touch finger on the rib that blind end stretches out, though electronic electric equipment shake or situation about vibrating under also be difficult for looseningly, said spring touch finger is the unit ring by spring wire along oblique elliptical orbit spiral surrounding; Said unit ring forms along the coiling of axis bidirectional screw, has guaranteed that conducting terminal contacts with the reliable of circuit board and contact circuit thereby possess more contact point.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 a is the structural representation of the disclosed a kind of conducting terminal of the embodiment of the invention;
Fig. 1 b is the structural representation of the disclosed a kind of conducting terminal substrate of the embodiment of the invention;
Fig. 2 a is the disclosed a kind of conducting terminal of an embodiment of the invention spring touch finger unit ring sketch map;
Fig. 2 b is the disclosed a kind of conducting terminal of an embodiment of the invention spring touch finger unit ring sketch map;
Fig. 3 is that the disclosed a kind of conducting terminal spring touch finger axis of the embodiment of the invention is around sketch map;
Fig. 4 is the disclosed a kind of board structure of circuit sketch map that conducting terminal is installed of the embodiment of the invention;
Fig. 5 is the structural representation of the disclosed a kind of board to board connector of the embodiment of the invention.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The embodiment of the invention discloses a kind of conducting terminal, the circuit board and the board to board connector of conducting terminal are installed, to realize installing firmly and to contact the reliable technique purpose.
Fig. 1 a shows a kind of conducting terminal, comprising: substrate 1 and spring touch finger 2,
Referring to Fig. 1 b, said substrate 1 comprises:
Said openend 4 both sides can be socketed in bending sealing in back on the said rib 5 at described spring touch finger 2;
Said spring touch finger 2 comprises: is unit ring 6 by spring wire along oblique elliptical orbit spiral surrounding, and shown in Fig. 2 a, said unit ring is along axis 7 bidirectional screw coilings;
Said oblique elliptical orbit is first helical trajectory that said spring wire is followed; As shown in Figure 3, said helix 8 is the two-way track of oblique ellipse, is second helical trajectory that spring wire is followed, and axis 7 is the axis of helix 8.
Shown in Fig. 2 b: said outer in the said unit ring 6 first around putting in 10 around to said second around point 11 around point 9 processes;
In said first around being first apart from 12 around 11 distances of point in the point 9 and second;
In said first around point 9 with said outer be second distance 13 around putting 10 distances;
Said first distance 12 is less than second distance 13;
Like Fig. 2 b, all on the said unit ring 6 around being on the unit ring inner ring round 14 around point 11 in the point 9 and second, constitute and enclose in the said spring touch finger in first, enclose in the said spring touch finger with rib 31 to contact;
On the said unit ring 6 all are outer to be on the unit ring outer ring circle 15 around point 10, and it is peripheral to constitute said spring touch finger.
Shown in Fig. 2 b, the tangent plane of the oblique ellipse of said unit ring 6 is parallel with said axis 7.Said unit ring 6 the tangent plane that constitutes along the first helical trajectory spiral surrounding for oval parallel to the axis 7 be unit ring long axis of ellipse 16, perpendicular to axis 7 be the minor axis 17 of unit ring ellipse.
Fig. 4 shows a kind of circuit board that conducting terminal is installed; Comprise conducting terminal 20 and circuit board 21; Said conducting terminal 20 electrically contacts with said circuit board 21 through said spring touch finger 2; Said conducting terminal 20 is a conducting terminal described in Fig. 1-3 diagram and the explanation thereof, no longer repeats to give unnecessary details and illustrate.
In order to improve the technical scheme among Fig. 4, said conducting terminal comprises through the mode that said spring touch finger and said circuit board electrically contact:
Paster welding, piercing welding or via hole welding;
Thereby be that spring touch finger contacts with circuit board with soldering surface mounted combination in the form that is connected of conducting terminal described in Fig. 4 and said circuit board; As long as said conducting terminal 20 is realized being electrically connected or communicating by letter being connected with circuit board 21 through said spring touch finger 2, be not limited to form shown in Figure 4.
Fig. 5 shows a kind of board to board connector, comprise that Fig. 4 illustrates and corresponding explanation described in circuit board that conducting terminal is installed 22 and contact circuit plate 23:
The said circuit board 22 that conducting terminal is installed comprises: the circuit board 21 during the conducting terminal 20 in Fig. 1 diagram and the corresponding explanation thereof illustrates with Fig. 4; Said conducting terminal 20 electrically contacts with said circuit board 21 through said spring touch finger 2; Said contact circuit plate 23 is when realizing being connected with the circuit board that conducting terminal is installed 22, and said contact circuit plate 23 electrically contacts with unit ring 6 peripheries of said spring touch finger 2.
The spring wire that need to prove said spring touch finger 2 can be any electrically conductive elastic medium, is not limited to certain material.
Said substrate 1 can be selected any electric conducting material for use.
In sum:
Conducting terminal in the embodiment of the invention, the circuit board that conducting terminal is installed and board to board connector; Said conducting terminal is through cooperating between blind end and the openend; Construct the rest area that is socketed in the spring touch finger on the rib that blind end stretches out; Even electronic electric equipment shake or situation about vibrating under also be difficult for loosening; Said spring touch finger is the unit ring by spring wire along oblique elliptical orbit spiral surrounding, and said unit ring forms along the coiling of axis bidirectional screw, has guaranteed that conducting terminal contacts with the reliable of circuit board and contact circuit thereby possess more contact point.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the embodiment of the invention or scope in other embodiments among this paper.Therefore, the embodiment of the invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (5)
1. a conducting terminal is characterized in that, comprising: substrate and spring touch finger,
Said substrate comprises:
Blind end and openend, the fixedly rib that stretches out from said blind end points to said openend;
Said openend both sides can be socketed in bending sealing in back on the said rib at described spring touch finger;
Said spring touch finger comprises: is the unit ring by spring wire along oblique elliptical orbit spiral surrounding, and said unit ring is along the coiling of axis bidirectional screw;
The unit ring of said spring touch finger is peripheral to electrically contact with the circuit board that is connected with said conducting terminal.
2. conducting terminal as claimed in claim 1 is characterized in that, outside said unit ring forms along oblique elliptical orbit spiral surrounding the time around point, first in around point, second in around point, wherein:
Said outer interior around to said second in said first around point around point around a process;
In said first around in the point and second around dot spacing from being first distance;
Be second distance around point and said outer leaving in said first around dot spacing;
Said first distance is less than second distance;
On the said unit ring all around being on unit ring inner ring justifies around point in the point and second, constitute and enclose in the said spring touch finger in first;
On the said unit ring all are outer to be on the unit ring outer ring circle around point, and it is peripheral to constitute said spring touch finger.
3. the circuit board that conducting terminal is installed is characterized in that, comprising: the conducting terminal among circuit board and the claim 1-2 in each claim, said conducting terminal electrically contacts through said spring touch finger and said circuit board.
4. the circuit board that conducting terminal is installed as claimed in claim 3 is characterized in that, said conducting terminal comprises through the mode that said spring touch finger is connected on the said circuit board:
Paster welding, piercing welding or via hole welding.
5. a board to board connector is characterized in that, comprises circuit board and contact circuit plate that conducting terminal is installed,
The said circuit board that conducting terminal is installed comprises: the conducting terminal among circuit board and the claim 1-2 in each claim, and said conducting terminal electrically contacts through said spring touch finger and said circuit board;
Said contact circuit plate is when realizing being connected with the circuit board that conducting terminal is installed, and the unit ring periphery of said contact circuit plate and said spring touch finger electrically contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210300977.6A CN102810782B (en) | 2012-08-22 | 2012-08-22 | Conductive terminal, circuit board with same and plate-to-plate connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210300977.6A CN102810782B (en) | 2012-08-22 | 2012-08-22 | Conductive terminal, circuit board with same and plate-to-plate connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102810782A true CN102810782A (en) | 2012-12-05 |
| CN102810782B CN102810782B (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210300977.6A Expired - Fee Related CN102810782B (en) | 2012-08-22 | 2012-08-22 | Conductive terminal, circuit board with same and plate-to-plate connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102810782B (en) |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104937505A (en) * | 2013-01-18 | 2015-09-23 | Eta瑞士钟表制造股份有限公司 | Support for a timepiece sensor |
| CN106654608A (en) * | 2017-03-01 | 2017-05-10 | 郭培囵 | Elastic electrical connector |
| CN106684636A (en) * | 2016-12-21 | 2017-05-17 | 苏州华旃航天电器有限公司 | Electrical connector for plates |
| CN106684609A (en) * | 2016-12-21 | 2017-05-17 | 苏州华旃航天电器有限公司 | Winding inter-plate electrical connection structure |
| CN106785576A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | A kind of electric connector with jack contact |
| CN106785573A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | Electric contact piece with elastic contact element |
| CN106785550A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | Electric connector with contact pin contacting piece |
| CN106785551A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | A kind of electric contact piece with elastic contact element of built-in liquid cooling medium |
| CN106785575A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | A kind of elastic contact element is the electric contact piece of helical structure |
| CN106785565A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | Electric connector with contact pin contacting piece |
| CN106848687A (en) * | 2016-12-21 | 2017-06-13 | 苏州华旃航天电器有限公司 | A kind of spiral electric connector between plate |
| CN106997996A (en) * | 2016-12-21 | 2017-08-01 | 苏州华旃航天电器有限公司 | A kind of electric connector with multiconductor spiral elasticity contact element |
| CN107069267A (en) * | 2016-12-21 | 2017-08-18 | 苏州华旃航天电器有限公司 | A kind of electric connector being used between plate |
| CN108777387A (en) * | 2018-04-27 | 2018-11-09 | 东莞市盘丝电子科技有限公司 | A kind of parcel fingertip coil |
| CN109417240A (en) * | 2016-07-06 | 2019-03-01 | 株式会社自动网络技术研究所 | Terminal module and connector |
| CN111952750A (en) * | 2020-07-06 | 2020-11-17 | 中航光电科技股份有限公司 | End face contact connector for transmitting large current |
| CN112290251A (en) * | 2020-09-14 | 2021-01-29 | 泰州市航宇电器有限公司 | Miniaturized surface-mounted large-current connector |
| CN113451806A (en) * | 2020-03-27 | 2021-09-28 | 日本航空电子工业株式会社 | Board-to-board connector |
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| US3795884A (en) * | 1973-03-06 | 1974-03-05 | Amp Inc | Electrical connector formed from coil spring |
| CN201466270U (en) * | 2009-04-21 | 2010-05-12 | 东莞市奕东电子有限公司 | Electric connector terminal |
| CN102427180A (en) * | 2012-01-12 | 2012-04-25 | 深圳市簧中簧电子有限公司 | Spring contact finger, socket and socket system |
| CN202772305U (en) * | 2012-08-22 | 2013-03-06 | 深圳市簧中簧电子有限公司 | Conductive terminal, circuit board equipped with conductive terminal, and board-to-board connector |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US3638163A (en) * | 1970-07-20 | 1972-01-25 | Bell Telephone Labor Inc | Connector for electrically interconnecting two parallel surfaces |
| US3795884A (en) * | 1973-03-06 | 1974-03-05 | Amp Inc | Electrical connector formed from coil spring |
| CN201466270U (en) * | 2009-04-21 | 2010-05-12 | 东莞市奕东电子有限公司 | Electric connector terminal |
| CN102427180A (en) * | 2012-01-12 | 2012-04-25 | 深圳市簧中簧电子有限公司 | Spring contact finger, socket and socket system |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104937505A (en) * | 2013-01-18 | 2015-09-23 | Eta瑞士钟表制造股份有限公司 | Support for a timepiece sensor |
| CN104937505B (en) * | 2013-01-18 | 2017-06-13 | Eta瑞士钟表制造股份有限公司 | For the supporting member of clock and watch sensor |
| CN109417240B (en) * | 2016-07-06 | 2020-05-15 | 株式会社自动网络技术研究所 | Terminal module and connector |
| CN109417240A (en) * | 2016-07-06 | 2019-03-01 | 株式会社自动网络技术研究所 | Terminal module and connector |
| CN106785573A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | Electric contact piece with elastic contact element |
| CN107069267A (en) * | 2016-12-21 | 2017-08-18 | 苏州华旃航天电器有限公司 | A kind of electric connector being used between plate |
| CN106785550A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | Electric connector with contact pin contacting piece |
| CN106785551A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | A kind of electric contact piece with elastic contact element of built-in liquid cooling medium |
| CN106785575A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | A kind of elastic contact element is the electric contact piece of helical structure |
| CN106785565A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | Electric connector with contact pin contacting piece |
| CN106848687A (en) * | 2016-12-21 | 2017-06-13 | 苏州华旃航天电器有限公司 | A kind of spiral electric connector between plate |
| CN106684609A (en) * | 2016-12-21 | 2017-05-17 | 苏州华旃航天电器有限公司 | Winding inter-plate electrical connection structure |
| CN106997996A (en) * | 2016-12-21 | 2017-08-01 | 苏州华旃航天电器有限公司 | A kind of electric connector with multiconductor spiral elasticity contact element |
| CN106785576A (en) * | 2016-12-21 | 2017-05-31 | 苏州华旃航天电器有限公司 | A kind of electric connector with jack contact |
| CN106684636A (en) * | 2016-12-21 | 2017-05-17 | 苏州华旃航天电器有限公司 | Electrical connector for plates |
| CN106654608A (en) * | 2017-03-01 | 2017-05-10 | 郭培囵 | Elastic electrical connector |
| CN106654608B (en) * | 2017-03-01 | 2022-06-28 | 郭培囵 | Elastic electric connector |
| CN108777387A (en) * | 2018-04-27 | 2018-11-09 | 东莞市盘丝电子科技有限公司 | A kind of parcel fingertip coil |
| CN113451806A (en) * | 2020-03-27 | 2021-09-28 | 日本航空电子工业株式会社 | Board-to-board connector |
| CN111952750A (en) * | 2020-07-06 | 2020-11-17 | 中航光电科技股份有限公司 | End face contact connector for transmitting large current |
| CN112290251A (en) * | 2020-09-14 | 2021-01-29 | 泰州市航宇电器有限公司 | Miniaturized surface-mounted large-current connector |
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