CN101841092A - Metal spring leaf - Google Patents
Metal spring leaf Download PDFInfo
- Publication number
- CN101841092A CN101841092A CN201010152574A CN201010152574A CN101841092A CN 101841092 A CN101841092 A CN 101841092A CN 201010152574 A CN201010152574 A CN 201010152574A CN 201010152574 A CN201010152574 A CN 201010152574A CN 101841092 A CN101841092 A CN 101841092A
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- spring leaf
- metal spring
- support chip
- turn
- contact site
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Abstract
The invention discloses a metal spring leaf, which comprises a contact part, bending parts extending from two bottom ends of the contact part respectively, and fixing parts extending from the bending parts respectively, wherein the contact part is provided with a contact end contacting a conducting device; the bending parts and the contact part are elastic; and the fixing parts are used for fixing the metal spring leaf on a PCB board or other electronic devices. Relative to a relevant technique, because the two ends of the contact part are provided with the bending parts by extending to increase a stressed direction and make the stress strength at a contact end stronger, the metal spring leaf is difficult to damage.
Description
Technical field
The present invention relates to the electronic product field, more specifically, relate to a kind of metal spring leaf that is used for electronic product.
Background technology
Often can use metal spring leaf in electronic products such as mobile phone, data card, the ground connection that is used for the connection conducting of antenna radio-frequency signal and PCB (Printed circuit board, printed circuit board (PCB)) assembly connects and occasion such as electromagnetic shielding.
Present application mode is: metal spring leaf one end that curls, the metal spring leaf other end is fixed on the pcb board surface by manual mode fixing or paster, and the structural member body places the pcb board surface fully.This type of metal spring leaf be subjected to the force direction scope smaller, through regular meeting metal spring leaf taking place in the application is subjected to force direction improper, cause distortion.The situation that the distortion of colliding with is also arranged in addition sometimes even because stressed senior general's pcb board pad of crossing pulls up, causes pcb board to be scrapped.
Summary of the invention
The objective of the invention is to propose the stressed metal spring leaf of a kind of multi-directionally.
For achieving the above object, the present invention proposes a kind of metal spring leaf, and it comprises contact site, the bend that extends from described contact site two bottoms respectively and the fixed part that extends from described bend respectively; Described contact site has the tip side that contacts with conductive devices; Described bend and described contact site have elasticity; Described fixed part is used for being fixed on the pcb board described metal spring leaf or other electronic devices.
Further, described contact site is saddle, two the first support chip portions that it comprises tip side and is extended and have certain angle by tip side to both sides.
Further, described bend is " C " type, and it comprises two first turn of bilges extending to form to both sides from described two first support chip portions, from two second support chip portions that described two first turn of bilges extend to form to both sides again and two second turn of bilges that extend to form again from two second support chip portions.
Further, described fixed part comprises from two second turn of bilges extend internally two stiff ends that form and two support chip portions that extended to form vertically upward by relative both sides respectively from two stiff ends.
Further, described stiff end is a welding ends, is used for being welded on the pcb board described metal spring leaf 1 or other electronic devices.
Further, the described second support chip portion can add sucker and is convenient to metal spring leaf and mounts automatically.
Further, described metal spring leaf material is a beryllium copper.
Further, described metal spring leaf integral width is identical, equal rounding off between stiff end, tip side, the first support chip portion, the second support chip portion, first turn of bilge and second turn of bilge.
In sum, metal spring leaf of the present invention with respect to correlation technique, because contact site all is extended with bend from two ends, increased and has been subjected to force direction, and make contact jaw be subjected to force intensity bigger, not fragile.
Description of drawings
Fig. 1 is a specific embodiment of the invention metal clips stereogram;
Fig. 2 is a specific embodiment of the invention metal clips front view;
Fig. 3 is a correlation technique metal spring leaf schematic diagram.
Embodiment
The invention provides a kind of metal spring leaf, it can increase shell fragment and be subjected to force direction and scope, and can be applicable in the electronic product some needs in the stressed environment of a plurality of directions.
Metal spring leaf of the present invention is fixed on pcb board or other electronic devices, described pcb board or other electronic devices are provided with hole slot, described metal spring leaf is arranged in the described hole slot, and is fixed on described pcb board or other electronic devices by described stiff end.
Below in conjunction with the drawings and specific embodiments metal spring leaf of the present invention is elaborated.
As shown in Figure 1, described metal spring leaf 1 comprises contact site, the bend that extends from contact site two bottoms respectively and the fixed part that extends from described bend respectively.Described contact site is saddle, two the first support chip portions 3,4 that it comprises tip side 2 and is extended and have certain angle by tip side 2 to both sides.Described bend is " C " type, and it comprises two first turn of bilges 5 and 6 of extending to form to both sides from described two first support chip portions 3,4, from two second support chip portions 7,8 that described two first turn of bilges 5 and 6 extend to form to both sides again and two second turn of bilges 9,10 that extend to form to both sides again from two second support chip portions 7,8.Described fixed part comprises two stiff ends 11,12 and two the support chip portions 13,14 that extended to form vertically upward by relative both sides respectively from two stiff ends 11,12 that extend internally and form from two second turn of bilges 9,10.In this embodiment, described stiff end is a welding ends, is used for being welded on the pcb board described metal spring leaf 1 or other electronic devices.In other embodiments, described stiff end can be screw or other modes.
The effect of described two sheet portions 13,14 is to be deformed to when parallel with two sheet portions 13,14 upper ends stressed the pressing down of contact site, and contact site will be supported by sheet portion 13,14, thereby preventing that whole metal spring leaf 1 distortion is excessive causes damage.
Whole metal spring leaf 1 is except two stiff ends 11,12, other position all has certain elasticity beyond two vertical support sheet portions 13,14, only compare with general, increased elastic force and antifatigue degree, thereby prolonged useful life to a certain extent at the shell fragment of a turn of bilge and the distortion of support chip portion.
The second support chip portion 7,8 can also add sucker and be convenient to metal spring leaf 1 and mount automatically.
In the present embodiment, metal spring leaf 1 can be elasticity preferred metal materials such as beryllium copper, and parts such as tip side 2 and antenna link to each other and conducting, stiff end 11, the 12 also conducting that links to each other with pcb board.
In the present embodiment, metal spring leaf 1 integral width is identical, stiff end 11,12, equal rounding off between tip side 2, first support chip portion 3,4, the second support chip portions, 7,8, the first turn of bilges 5,6 and second turn of bilge 9,10.
Below to being subjected to the force direction scope under this example metal spring leaf 1 normal operating conditions, and the main advantage of the present invention describes with the force direction scope that is subjected under at present general single-ended fixing metal reed 20 normal operating conditionss.
As shown in Figure 2, the operate as normal that the straight line of metal spring leaf 1 top is this metal reed among the figure in the 180 degree scopes more than 15 is subjected to the force direction scope, 180 degree angle angles indications 19; There is shown three of normally being subjected in the force direction scope and be subjected to force direction: being parallel to the metal spring leaf bottom, to be subjected to force direction to the right be 16, perpendicular to being 17 in the metal spring leaf bottom to the lower stress direction; Being parallel to metal spring leaf bottom, to be subjected to force direction left be 18.
As shown in Figure 3, be the applied metal spring leaf of correlation technique, on the right of having only more than 21, these metal spring leaf 20 top straight lines are subjected to the force direction scope for the operate as normal of this metal spring leaf in the 90 degree scopes, right side an angle of 90 degrees angle is designated as 25, there is shown two of normally being subjected in the force direction scope and be subjected to force direction: being parallel to the metal spring leaf bottom, to be subjected to force direction left be 24, is 23 perpendicular to the metal spring leaf bottom to the lower stress direction, the direction of power is in this scope the time, shrapnel contact is with downward or lower-left distortion, and this scope is the normal deformation scope; Be easy to cause metal spring leaf to produce irreversible damageability deformation in the left 90 degree scopes, left side an angle of 90 degrees angle is designated as 26 and be parallel to the metal spring leaf bottom to be subjected to force direction to the right be 22, in improper field of load, dot, if the direction of power is in this scope the time, shell fragment will be out of shape to the bottom right, especially the bottom level that is parallel to metal spring leaf in the direction of power is to the right the time, and metal spring leaf might upwards be out of shape, and can directly cause the damage of metal spring leaf like this.
By above-mentioned force analysis, as can be known, metal spring leaf of the present invention with respect to correlation technique, has improvement clearly, increased to be subjected to force direction, and since contact jaw bottom, make contact jaw to being externally connected with bend be subjected to force intensity bigger, not fragile.
Certainly; the present invention also can have numerous embodiments; in the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art are when making various corresponding changes or variation according to the present invention; in every case any modification of being done within the spirit and principles in the present invention, be equal to replacements, improvement, all should be included within protection scope of the present invention.
Claims (8)
1. metal spring leaf, it comprises contact site, the bend that extends from described contact site two bottoms respectively and the fixed part that extends from described bend respectively; Described contact site has the tip side that contacts with conductive devices; Described bend and described contact site have elasticity; Described fixed part is used for being fixed on the pcb board described metal spring leaf or other electronic devices.
2. metal spring leaf as claimed in claim 1 is characterized in that: described contact site is saddle, two the first support chip portions that it comprises tip side and is extended and have certain angle by tip side to both sides.
3. metal spring leaf as claimed in claim 2, it is characterized in that: described bend is " C " type, and it comprises two first turn of bilges extending to form to both sides from described two first support chip portions, from two second support chip portions that described two first turn of bilges extend to form to both sides again and two second turn of bilges that extend to form again from two second support chip portions.
4. metal spring leaf as claimed in claim 3 is characterized in that: described fixed part comprises from two second turn of bilges extend internally two stiff ends that form and two support chip portions that extended to form vertically upward by relative both sides respectively from two stiff ends.
5. metal spring leaf as claimed in claim 4 is characterized in that: described stiff end is a welding ends, is used for being welded on the pcb board described metal spring leaf or other electronic devices.
6. metal spring leaf as claimed in claim 3 is characterized in that: the described second support chip portion can add sucker and be convenient to metal spring leaf and mount automatically.
7. metal spring leaf as claimed in claim 1 is characterized in that: described metal spring leaf material is a beryllium copper.
8. metal spring leaf as claimed in claim 1 is characterized in that: described metal spring leaf integral width is identical, equal rounding off between stiff end, tip side, the first support chip portion, the second support chip portion, first turn of bilge and second turn of bilge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101525742A CN101841092B (en) | 2010-04-16 | 2010-04-16 | Metal spring leaf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101525742A CN101841092B (en) | 2010-04-16 | 2010-04-16 | Metal spring leaf |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101841092A true CN101841092A (en) | 2010-09-22 |
| CN101841092B CN101841092B (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101525742A Active CN101841092B (en) | 2010-04-16 | 2010-04-16 | Metal spring leaf |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101841092B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637986A (en) * | 2012-05-22 | 2012-08-15 | 镇江南方电子有限公司 | Connecting device of radio frequency coaxial connector |
| CN103873615A (en) * | 2014-02-28 | 2014-06-18 | 宇龙计算机通信科技(深圳)有限公司 | Mobile phone, signal receiving device and manufacturing method of signal receiving device |
| CN104183934A (en) * | 2014-02-28 | 2014-12-03 | 深圳市长盈精密技术股份有限公司 | Lateral-pressure-type antenna spring piece |
| CN104936404A (en) * | 2015-03-31 | 2015-09-23 | 中航光电科技股份有限公司 | Mounting bracket and chassis equipment using same |
| CN105406236A (en) * | 2015-11-27 | 2016-03-16 | 南京银茂微电子制造有限公司 | Pluggable terminal of power module |
| CN105427751A (en) * | 2016-01-05 | 2016-03-23 | 京东方科技集团股份有限公司 | Bendable display device |
| CN105703050A (en) * | 2016-03-24 | 2016-06-22 | 广东欧珀移动通信有限公司 | Antenna elastic sheet and mobile terminal |
| CN106887695A (en) * | 2017-01-19 | 2017-06-23 | 捷开通讯(深圳)有限公司 | A kind of mobile terminal |
| CN110061372A (en) * | 2018-01-19 | 2019-07-26 | 富士康(昆山)电脑接插件有限公司 | Crimp connector and its manufacturing method |
| CN114696141A (en) * | 2020-12-28 | 2022-07-01 | 北京小米移动软件有限公司 | Connection terminal and circuit board assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1346165A (en) * | 2000-10-02 | 2002-04-24 | 阿尔卡塔尔公司 | Spring connector for electrically connecting indication screen channel with circuit |
| CN1481597A (en) * | 2000-12-15 | 2004-03-10 | 布里格姆扬大学 | Constant force appts. and method |
| CN2618314Y (en) * | 2003-04-30 | 2004-05-26 | 嘉得隆科技股份有限公司 | Surface adhering grounded elastic sheet |
| CN2699497Y (en) * | 2004-03-30 | 2005-05-11 | 有德科技股份有限公司 | Surface binding ground spring leaf |
| CN2796175Y (en) * | 2005-04-11 | 2006-07-12 | 有德科技股份有限公司 | Improved structure of earthed spring sheet |
-
2010
- 2010-04-16 CN CN2010101525742A patent/CN101841092B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1346165A (en) * | 2000-10-02 | 2002-04-24 | 阿尔卡塔尔公司 | Spring connector for electrically connecting indication screen channel with circuit |
| CN1481597A (en) * | 2000-12-15 | 2004-03-10 | 布里格姆扬大学 | Constant force appts. and method |
| CN2618314Y (en) * | 2003-04-30 | 2004-05-26 | 嘉得隆科技股份有限公司 | Surface adhering grounded elastic sheet |
| CN2699497Y (en) * | 2004-03-30 | 2005-05-11 | 有德科技股份有限公司 | Surface binding ground spring leaf |
| CN2796175Y (en) * | 2005-04-11 | 2006-07-12 | 有德科技股份有限公司 | Improved structure of earthed spring sheet |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637986A (en) * | 2012-05-22 | 2012-08-15 | 镇江南方电子有限公司 | Connecting device of radio frequency coaxial connector |
| CN104183934B (en) * | 2014-02-28 | 2016-06-29 | 深圳市长盈精密技术股份有限公司 | Side compression type antenna shrapnel |
| CN103873615A (en) * | 2014-02-28 | 2014-06-18 | 宇龙计算机通信科技(深圳)有限公司 | Mobile phone, signal receiving device and manufacturing method of signal receiving device |
| CN104183934A (en) * | 2014-02-28 | 2014-12-03 | 深圳市长盈精密技术股份有限公司 | Lateral-pressure-type antenna spring piece |
| CN104936404B (en) * | 2015-03-31 | 2018-01-16 | 中航光电科技股份有限公司 | Mounting bracket and the cabinet equipment using the mounting bracket |
| CN104936404A (en) * | 2015-03-31 | 2015-09-23 | 中航光电科技股份有限公司 | Mounting bracket and chassis equipment using same |
| CN105406236A (en) * | 2015-11-27 | 2016-03-16 | 南京银茂微电子制造有限公司 | Pluggable terminal of power module |
| CN105427751A (en) * | 2016-01-05 | 2016-03-23 | 京东方科技集团股份有限公司 | Bendable display device |
| CN105703050A (en) * | 2016-03-24 | 2016-06-22 | 广东欧珀移动通信有限公司 | Antenna elastic sheet and mobile terminal |
| CN105703050B (en) * | 2016-03-24 | 2019-04-26 | Oppo广东移动通信有限公司 | Antenna shrapnel and mobile terminal |
| CN106887695A (en) * | 2017-01-19 | 2017-06-23 | 捷开通讯(深圳)有限公司 | A kind of mobile terminal |
| CN110061372A (en) * | 2018-01-19 | 2019-07-26 | 富士康(昆山)电脑接插件有限公司 | Crimp connector and its manufacturing method |
| CN110061372B (en) * | 2018-01-19 | 2021-12-24 | 富士康(昆山)电脑接插件有限公司 | Crimp connector and method of manufacturing the same |
| CN114696141A (en) * | 2020-12-28 | 2022-07-01 | 北京小米移动软件有限公司 | Connection terminal and circuit board assembly |
| CN114696141B (en) * | 2020-12-28 | 2024-01-23 | 北京小米移动软件有限公司 | Connection terminal and circuit board assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101841092B (en) | 2013-08-07 |
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