CN104659506A - Spring plate used for circuit board - Google Patents
Spring plate used for circuit board Download PDFInfo
- Publication number
- CN104659506A CN104659506A CN201410845647.4A CN201410845647A CN104659506A CN 104659506 A CN104659506 A CN 104659506A CN 201410845647 A CN201410845647 A CN 201410845647A CN 104659506 A CN104659506 A CN 104659506A
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- China
- Prior art keywords
- shell fragment
- curved district
- circuit board
- buckle
- district
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Abstract
The invention discloses a spring plate used for a circuit board. The spring plate is characterized by comprising a fixing part, wherein an elastic pressing part is arranged at one end of the fixing part; a propping part is arranged at the other end of the fixing part; the elastic pressing part comprises a first bent area, a second bent area and a pressing area; the first bent area is fixedly connected with the fixing part; the second bent area is fixedly connected with the first bent area; the pressing area is fixedly connected with the second bent area; the propping part comprises a buckle and a propping piece; the buckle is arranged on one side of the elastic pressing part; the propping piece is arranged on one side of the pressing area, and is propped against the buckle. As the elastic pressing part comprises the two different bent areas, and height difference exists between the bent areas, the elasticity of the spring plate is enlarged, and the service life of the spring plate is prolonged.
Description
Technical field
The present invention relates to a kind of shell fragment for circuit board.
Background technology
Along with the development of microelectric technique, the volume of various electronic devices and components becomes more and more less, in the circuit board, shell fragment is through being often used as interruption interface unit, utilize one end of shell fragment to keep fixedly being electrically connected with a negative pole point on circuit board, but shell fragment other end bending part and circuit board maintain certain gap.And the shell fragment of conflict, the reaction force of shell fragment itself is just relied on after being pressed down, conventional shell fragment meeting springing back and forth because of the effect of bounce, and alternately change because property is out of shape the internal stress occurred, therefore shell fragment is easily made to produce residual stress and residual strain phenomenon, often cause shell fragment to damage due to fatigue, follow the string.
Summary of the invention
The present invention mainly solves the technical problem existing for prior art, thus provides a kind of structure simple, presses down stroke little, presses down rear elastic force large, the shell fragment for circuit board of long service life.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
For a shell fragment for circuit board, it is characterized in that, comprise fixed part, one end of described fixed part is provided with elastic pressing part, and the other end is provided with pressure section; Described elastic pressing part comprises the first curved district, the second curved district and pressing area, and described first curved district and described fixed part are fixedly linked, and the second curved district and described first curved district are fixedly linked, and described pressing area and the second curved district are fixedly linked; Described pressure section comprises buckle and arrived tableting, and described buckle is located at the side of described elastic pressing part, and described arrived tableting is located at the side of described pressing area, and described arrived tableting and buckle offset.
By elastic pressing part being comprised two different curved districts, there is different drops between Shi Wan district, increasing the elastic force of shell fragment, extending the useful life of shell fragment in the shell fragment for circuit board according to the present invention.Therefore, shell fragment of the present invention has the advantages such as elastic force is large, long service life.
In addition, following additional technical feature can also be had according to the shell fragment for circuit board of the embodiment of the present invention:
Preferably, described buckle is two.Further, a described buckle is located at the top of described arrived tableting, and another buckle is located at the below of described arrived tableting.It can thus be appreciated that what the buckle below arrived tableting decreased elastic pressing part presses down stroke, time the card below arrived tableting also controls bounce-back can not be excessive, thus the useful life of shell fragment can be extended.
Preferably, described fixed part, elastic pressing part and pressure section are formed in one structure.Further, the stainless steel shell fragment that is formed in one of described shell fragment or copper splinter.
Preferably, described first curved district is different with the bending direction in the second curved district.Further, described first curved district is for bend obliquely, and described second curved district is horizontal curvature.It can thus be appreciated that flexibility is less between the first bending obliquely curved district and fixed part, the two at an angle, and between offbeat form Zhong Wan district and fixed part is parastate, thus the first curved district resilience force is strengthened, after repeatedly pressing, be not easy distortion.Second curved district is horizontal curvature, both the pressing area of second one end, curved district had been made to be in the distance nearer with fixed part, be conducive to reducing volume, can make again to form crooked radian between the second curved district and the first curved district, this crooked radian and the first curved district production buffer effect when making to press, thus reduce the bending stroke in the first curved district further, to increase its useful life.Further, the junction in described first curved district and the second curved district bends to level downwards for first bending again.Like this, the distance between pressing area and fixed part namely can be made close further, larger crooked radian can be produced again, to increase the cushioning effect to the first curved district, increase the useful life of shell fragment further.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation inventing a kind of shell fragment for circuit board.
description of reference numerals:
Pressing area 1; Second curved district 2; First curved district 3; Fixed part 4; Pressure section 5; Buckle 6; Arrived tableting 7.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, unless otherwise prescribed and limit, it should be noted that, term " installation ", " being connected ", " connection " should be interpreted broadly, such as, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.
Describe a kind of shell fragment for circuit board according to the embodiment of the present invention referring to Fig. 1, the shell fragment of the present embodiment comprises fixed part 4, pressure section 5 and elastic pressing part.
One end of fixed part 4 is provided with elastic pressing part, and the other end is provided with pressure section 5.Described elastic pressing part comprises the first curved district 3, second curved district 2 and pressing area 1, and described first curved district 3 is fixedly linked with described fixed part 4, and the second curved district 2 is fixedly linked with described first curved district 3, and described pressing area 1 and the second curved district 2 are fixedly linked; Described pressure section 5 comprises buckle 6 and arrived tableting 7, and described buckle 6 is located at the side of described elastic pressing part, and described arrived tableting 7 is located at the side of described pressing area 1, and described arrived tableting 7 offsets with buckle 6.
According to a preferred exemplary of the embodiment of the present invention, described buckle 6 is two.Advantageously, a described buckle 6 is located at the top of described arrived tableting 7, and another buckle 6 is located at the below of described arrived tableting 7.It can thus be appreciated that what the buckle 6 below arrived tableting 7 decreased elastic pressing part presses down stroke, time the card below arrived tableting 7 also controls bounce-back can not be excessive, thus the useful life of shell fragment can be extended.
According to a preferred exemplary of the embodiment of the present invention, described fixed part 4, elastic pressing part and pressure section 5 are formed in one structure.Further, the stainless steel shell fragment that is formed in one of described shell fragment or copper splinter.
According to a preferred exemplary of the embodiment of the present invention, described first curved district 3 is different with the bending direction in the second curved district 2.Further, described first curved district 3 is for bend obliquely, and described second curved district 2 is horizontal curvature.It can thus be appreciated that, between the first bending obliquely curved district 3 and fixed part 4, flexibility is less, and the two at an angle, and between offbeat form Zhong Wan district and fixed part 4 is parastate, thus the first curved district 3 resilience force is strengthened, after repeatedly pressing, be not easy distortion.Second curved district 2 is horizontal curvature, both the pressing area 1 of second one end, curved district 2 had been made to be in the distance nearer with fixed part 4, be conducive to reducing volume, can make again to form crooked radian between the second curved district 2 and the first curved district 3, this crooked radian and the first curved district 3 production buffer effect when making to press, thus reduce the bending stroke in the first curved district 3 further, to increase its useful life.Further, the junction in described first curved district 3 and the second curved district 2 bends to level downwards for first bending again.Like this, the distance between pressing area 1 and fixed part 4 namely can be made close further, larger crooked radian can be produced again, to increase the cushioning effect to the first curved district 3, increase the useful life of shell fragment further.Applicant reaches more than 25% through the shell fragment that a large amount of shell fragment life test proof adopts its life-span of shell fragment of curved plot structure of the present invention to be better than directly in parastate between portion of curved district and fixed part 4 repeatedly.
Toward pressing down after pressing area 1 pressurized, downwards stressed while of the first curved district 3 and the second curved district 2, the elasticity of shell fragment can be made to increase because three Ge Wan districts exist different drops, and the elastic force when rebounding become large.Because two buckles 6 have propped up arrived tableting 7 during bounce-back, make elastic pressing part can not Large Amplitude Motion, and when pressing down because the reason of buckle 6 decreases the stroke distances of elastic pressing part, make shell fragment more flexible.
The above, be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed in the new protection range of this practicality and be as the criterion.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (8)
1. for a shell fragment for circuit board, it is characterized in that, comprise fixed part, one end of described fixed part is provided with elastic pressing part, and the other end is provided with pressure section; Described elastic pressing part comprises the first curved district, the second curved district and pressing area, and described first curved district and described fixed part are fixedly linked, and the second curved district and described first curved district are fixedly linked, and described pressing area and the second curved district are fixedly linked; Described pressure section comprises buckle and arrived tableting, and described buckle is located at the side of described elastic pressing part, and described arrived tableting is located at the side of described pressing area, and described arrived tableting and buckle offset.
2. the shell fragment for circuit board according to claim 1, is characterized in that, described buckle is two.
3. the shell fragment for circuit board according to claim 1, is characterized in that, a described buckle is located at the top of described arrived tableting, and another buckle is located at the below of described arrived tableting.
4. the shell fragment for circuit board according to claim 1, is characterized in that, described fixed part, elastic pressing part and pressure section are formed in one structure.
5. the shell fragment for circuit board according to claim 4, is characterized in that, the stainless steel shell fragment that described shell fragment is formed in one or copper splinter.
6. the shell fragment for circuit board according to claim 1, is characterized in that, described first curved district is different with the bending direction in the second curved district.
7. the shell fragment for circuit board according to claim 6, is characterized in that, described first curved district is for bend obliquely, and described second curved district is horizontal curvature.
8. the shell fragment for circuit board according to claim 7, is characterized in that, the junction in described first curved district and the second curved district bends to level downwards for first bending again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410845647.4A CN104659506A (en) | 2014-12-31 | 2014-12-31 | Spring plate used for circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410845647.4A CN104659506A (en) | 2014-12-31 | 2014-12-31 | Spring plate used for circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104659506A true CN104659506A (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410845647.4A Pending CN104659506A (en) | 2014-12-31 | 2014-12-31 | Spring plate used for circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104659506A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1402104A (en) * | 2001-08-10 | 2003-03-12 | 富骅企业股份有限公司 | Screw-less mainframe board fixing device |
| CN1489243A (en) * | 2002-07-11 | 2004-04-14 | Itt制造企业公司 | Elastic electric terminal |
| JP2006024531A (en) * | 2004-07-09 | 2006-01-26 | Sony Corp | Power supply terminal |
| CN1988269A (en) * | 2005-12-20 | 2007-06-27 | 索尼计算机娱乐公司 | Grounding end and electronic equipment having the same |
| JP4178675B2 (en) * | 1999-07-27 | 2008-11-12 | 松下電工株式会社 | Terminal equipment |
| CN101425631A (en) * | 2007-10-31 | 2009-05-06 | 深圳富泰宏精密工业有限公司 | Spring leaf construction and array type spring leaf device applying the construction |
| CN202103217U (en) * | 2011-03-25 | 2012-01-04 | 富港电子（东莞）有限公司 | Spring piece |
| CN102544790A (en) * | 2012-01-17 | 2012-07-04 | 上海徕木电子股份有限公司 | Elastic sheet |
| CN202817204U (en) * | 2012-07-20 | 2013-03-20 | 上海德门电子科技有限公司 | Spring clip used for connecting printed circuit board |
| CN204289766U (en) * | 2014-12-31 | 2015-04-22 | 华一精密机械(昆山)有限公司 | A kind of shell fragment for circuit board |
-
2014
- 2014-12-31 CN CN201410845647.4A patent/CN104659506A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4178675B2 (en) * | 1999-07-27 | 2008-11-12 | 松下電工株式会社 | Terminal equipment |
| CN1402104A (en) * | 2001-08-10 | 2003-03-12 | 富骅企业股份有限公司 | Screw-less mainframe board fixing device |
| CN1489243A (en) * | 2002-07-11 | 2004-04-14 | Itt制造企业公司 | Elastic electric terminal |
| JP2006024531A (en) * | 2004-07-09 | 2006-01-26 | Sony Corp | Power supply terminal |
| CN1988269A (en) * | 2005-12-20 | 2007-06-27 | 索尼计算机娱乐公司 | Grounding end and electronic equipment having the same |
| CN101425631A (en) * | 2007-10-31 | 2009-05-06 | 深圳富泰宏精密工业有限公司 | Spring leaf construction and array type spring leaf device applying the construction |
| CN202103217U (en) * | 2011-03-25 | 2012-01-04 | 富港电子（东莞）有限公司 | Spring piece |
| CN102544790A (en) * | 2012-01-17 | 2012-07-04 | 上海徕木电子股份有限公司 | Elastic sheet |
| CN202817204U (en) * | 2012-07-20 | 2013-03-20 | 上海德门电子科技有限公司 | Spring clip used for connecting printed circuit board |
| CN204289766U (en) * | 2014-12-31 | 2015-04-22 | 华一精密机械(昆山)有限公司 | A kind of shell fragment for circuit board |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150527 |