CN101198237A - Circuit board fixing mechanism - Google Patents
Circuit board fixing mechanism Download PDFInfo
- Publication number
- CN101198237A CN101198237A CNA2006101645714A CN200610164571A CN101198237A CN 101198237 A CN101198237 A CN 101198237A CN A2006101645714 A CNA2006101645714 A CN A2006101645714A CN 200610164571 A CN200610164571 A CN 200610164571A CN 101198237 A CN101198237 A CN 101198237A
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- Prior art keywords
- circuit board
- fixing mechanism
- location division
- face
- board fixing
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Abstract
A circuit board fixing mechanism is used to fix a circuit board with a plurality of openings on a setting surface with each opening provided with a contracting clamping section at the same side, wherein the fixing mechanism at least comprises a first locating part arranged on the circuit board, a plurality of support pieces provided with necks and arranged on the setting surface and an elastic piece provided with a second locating part and arranged on the setting surface; through the corresponding clamping between the necks of the support pieces and the clamping sections, freedom degree limitation in two directions can be provided; meanwhile, by means of the elastic locating of the second locating part of the elastic piece on the first locating part, freedom degree limitation in a third direction can be provided.
Description
Technical field
The present invention relates to circuit board fixing mechanism, particularly relate to a kind of circuit board fixing mechanism of exempting from tool operation.
Background technology
For the technique for fixing of circuit board, common mode all is based on the screw locking, when still considering at the convenience of assembling or dismounting, then is in the majority in the mode of engaging or fastening.With the motherboard technique for fixing that is applied in the server is example, traditional approach is that the cabinet at server is provided with default some support columns with screw on the face, constitute copline to support motherboard by this support column respectively, utilize corresponding each support column of screw being locked one by one again.This mode can utilize support column bed hedgehopping motherboard and provide and cabinet between electrical isolation, and the gas flow space of increase motherboard bottom and promote the thermal convection effect, but adopt the contraposition and very inconvenience of tool using of screw locking, also move back screw and time-consuming relatively because revolve one by one to lock or revolve.
Be the inconvenience that solves aforementioned locking screw and time-consuming, No. 580240 novel patent of TaiWan, China proposes a kind of motherboard then and buckles solid mechanism, shown in Fig. 1 and Fig. 2 A, it is the Button Handle 140 that articulates a rotatable activity in a motherboard frontside edge, and install in desire on cabinet 200 base plates of motherboard 100 fixture 220 is set, on this motherboard and be provided with Button Handle seat 130 for articulating this Button Handle 140; The support column 210 of respective amount is set on cabinet 200 base plates in addition, and in the default a plurality of perforates 110 in motherboard 100 surface.
Shown in Fig. 2 B and Fig. 2 C, this motherboard 100 is placed in behind the precalculated position on the base plate (promptly cooperating perforates 110 guidings to install with support column 210), a notch part that is positioned on the Button Handle 140 just is cross-placed on the fixture 220, and when Button Handle 140 when a certain specific direction rotates to special angle, Button Handle 140 meeting pushing tows are positioned at the fixture 220 on the base plate, make motherboard 100 relative displacements and make respectively that this support column 210 engages mutually with perforate 110, reach the degree of freedom restriction of above-below direction about formation, detain fully by this Button Handle 140 simultaneously and be fixed in the degree of freedom restriction that this Button Handle seat 130 is reached fore-and-aft direction.
Above-mentioned patent case is by the collocation design of support column 210 with perforate 110 and Button Handle 140 and Button Handle seat 130, motherboard is got in order to avoid the mode assembly and disassembly of instrument, except the convenience for the dismounting operation promotes to some extent, on manufacturing, more reduce production man-hour, saved the cost of screw part.Yet, wherein need establish a Button Handle seat 130 and Button Handle 140 on motherboard 100, for the very inconvenience of the stacking and storing of motherboard, and need set up off-gauge motherboard production and mounting equipment, and Button Handle 140 comes off easily, therefore should still have inconvenience by existing structure.
Above prior art, be used for to save erecting tools when motherboard is installed, but Fast Installation, but so prior art not only increases manufacturing cost, the storage and the inconvenience of also getting the raw materials ready, efficient also decreases, and also has the installation constitution complicated problems when the enforcement situation that expands in the multi-disc motherboard, therefore development board fixed mechanism and simple structure and technology cheaply truly has its necessity.
Therefore, how effectively solve the shortcoming of above-mentioned prior art, can be directly in the limited casing in space, be provided with and exempt from the instrument installation constitution, be beneficial to the circuit board loading and unloading and be convenient to storage get the raw materials ready, real in needing the problem of solution at present badly.
Summary of the invention
In view of the shortcoming of the above technology that sets the scene, the object of the present invention is to provide a kind of simple structure and exempt from the circuit board fixing mechanism of tool operation.
The objective of the invention is to also provide a kind of circuit board fixing mechanism that need not on circuit board, add part.
For reaching above-mentioned purpose and other purposes, the invention provides a kind of circuit board fixing mechanism, be to be used for fixing a circuit board to a plurality of perforates to be provided with on the face, and respectively the same side of this perforate is equipped with the engaging section of dwindling, this fixed mechanism comprises at least: first location division, be located at this circuit board; A plurality of strutting pieces are located at this face are set, and wear for this perforate correspondence respectively, and have in order to snap into the neck of this engaging section; And elastic component, be located at this face is set, have second location division, be positioned to this first location division with correspondence under the state that snaps into neck in the engaging section.
In the above-mentioned circuit board fixing mechanism, this elastic component can be oblique standing and is located at the elastic arm that this is provided with face, and this elastic arm top is located in this second location division.In a preferred embodiment, the incline direction of this elastic arm is same as the direction of this engaging section in the face of perforate.In another preferred embodiment, the incline direction of this elastic arm is in contrast to the direction of this engaging section in the face of perforate.This second location division can be the projection corresponding to this neck height, this first location division then is the opening of this projection of corresponding location, thereby provide tight and be difficult for loosening locating effect, preferably, this projection and this opening be shaped as rectangle, and can be provided with chamfering in this projection edge in order to withdrawing from this opening.
This elastic component also can be to stand is located at the button that this is provided with face and highly is same as this neck, and this second location division then is the keycap of this button.This strutting piece can be upright is located at the support column that this is provided with face, and this neck is adjacent to the top, and in a preferred embodiment, the width on this strutting piece top can be less than the width below the neck.
Therefore, in the circuit board fixing mechanism of the present invention, about the collocation design of strutting piece and perforate and be tantamount to prior art, can provide circuit board equally with respect to the degree of freedom restriction of the both direction that face is set, and utilize second location division of elastic component and first location division of being located at circuit board to design, this circuit board then can directly be provided and face be set with regard to the degree of freedom restriction on the 3rd direction, based on providing under the basic purpose of exempting from this circuit board dismounting of tool operation, the present invention adopts elastic component to provide the design of elasticity positioning action to be different from the Button Handle of prior art fully, the Button Handle seat, and fixture; Simultaneously, need not on circuit board, increase Button Handle and Button Handle seat are installed, therefore save cost of parts and installation cost, and overcome the problem that circuit board piles up inconvenience.In addition, because it is first location division and the elastic component with second location division that the design of third direction restriction is provided, and it is provided with wherein one group of support column and perforate that the position can be equivalent to replace prior art, therefore completely without the misgivings that additionally take up room, also reduce relatively and use part, so overcome the existing in prior technology shortcoming.
Description of drawings
Fig. 1 is existing motherboard clamping mechanism schematic diagram;
Fig. 2 A to Fig. 2 C is existing motherboard clamping mechanism local structure enlarged diagram;
Fig. 3 is that first embodiment of circuit board fixing mechanism of the present invention constructs decomposing schematic representation;
Fig. 4 A and Fig. 4 B are the stationary state schematic diagram of circuit board fixing mechanism of the present invention;
Fig. 5 A and Fig. 5 B are that the first location division allocation position of circuit board fixing mechanism of the present invention changes the illustration intention; And
Fig. 6 is that second embodiment of circuit board fixing mechanism of the present invention constructs decomposing schematic representation.
Symbol description
100 motherboards
110 perforates
130 Button Handle seats
140 Button Handles
200 cabinets
210 support columns
220 fixtures
3 are provided with face
31 strutting pieces
311 necks
33,33 ' elastic component
331,331 ' second location division
333 chamferings
333 ' spring
4 circuit boards
41 perforates
411 engaging sections
43 first location divisions
Embodiment
Below be that those skilled in the art can understand other advantages of the present invention and effect easily by the content that this specification disclosed by particular specific embodiment explanation embodiments of the present invention.
See also Fig. 3 to Fig. 6, the relevant schematic diagram of embodiment for circuit board fixing mechanism of the present invention, in embodiment described later, described circuit board is to be that example describes with the motherboard that is applied in the server, therefore the environment of being fixed is the chassis backplane of server, yet use such as and circuit board is fixed in one the required fixed mechanism of face is set all belongs to range of application of the present invention, absolutely not only exceed, give Chen Ming earlier with the motherboard fixed-purpose that is applied to described in the embodiment in the server.
First embodiment
Circuit board fixing mechanism as shown in Figure 3, be to be used for fixing a circuit board 4 to a plurality of perforates 41 to be provided with on the face 3, this circuit board 4 is to be example with the motherboard that is applied in the server, this is provided with face 3 is example with the chassis backplane of server then, in addition, described respectively the same side of this perforate 41 is equipped with the engaging section 411 of dwindling, that is perforate 41 integral body with engaging section 411 are equivalent to a hardy hole.Circuit board fixing mechanism of the present invention comprises first location division 43 of being located at this circuit board 4, be located at this is provided with a plurality of strutting pieces 31 of face 3 and is located at the elastic component 33 that this is provided with face 3 and has second location division 331, can provide the degree of freedom restriction of both direction by this strutting piece 31 respectively and the 411 corresponding engagings of engaging section, utilize second location division, 331 elasticity of elastic component 33 to be positioned to this first location division 43 simultaneously and the degree of freedom restriction of third direction can be provided.
This strutting piece 31 is to be located at this face 3 is set so that for example punching press joint or locking mode are upright, wears for these perforate 41 correspondences, and has in order to snap into the neck 311 of this engaging sections 411.Because the top of strutting piece 31 is to wear for these perforate 41 correspondences, therefore these strutting piece 31 top sizes should be fit to this perforate and (be actually the clearance mated condition of undersized certainly, wear helping), simultaneously, the neck size also should be fit to this engaging section 411.Thereby can utilize these strutting piece 31 tops to wear for perforate 411, and snap into this neck 311 through promoting circuit board 4 so that form engaging section 411 correspondences of surplus perforate 41 1 sides, with the snap-fit relationship by this engaging section 411 and this neck 311 form up and down with about wait the degree of freedom restriction of both direction.
In present embodiment, this strutting piece 31 is located at the support column that this is provided with the circle of face 3 for standing, and this neck 311 is adjacent to the top, simultaneously the diameter width on its top is less than the diameter width of neck below 311, that is this strutting piece 31 in the diameter width of relative neck below 311 greater than this perforate 41 for support circuit plate 4.Use in the identical technological thought of the present invention but be based on, this strutting piece 31 also can adopt non-circular support column or stay pipe, this neck 311 highly also is provided with can be needed to adjust according to actual assembled, even the quantity of neck 311 also can be set up relatively in response to the quantity of desire fixing circuit board 4, the width on these strutting piece 31 tops also can be same as the width of neck below 311, described variation all can be reached the alignment restrictions effect of identical both direction, therefore absolutely not only exceeds with the execution mode shown in the present embodiment.Because described width or variation in shape, have in the technical field under should be and know usually that the knowledgeable can understand and implementer according to this, therefore collocation is graphic no longer in addition gives unnecessary details.
This elastic component 33 is to be located at this face 3 is set so that for example punching press joint or locking mode are upright, and the top has second location division 331, should engaging sections 411 to snap into that correspondence is positioned to this first location division 43 under the state of this neck 311 in aforementioned.In present embodiment, this elastic component 33 is the oblique upright elastic arm that this is provided with face 3 of being located at, can be subjected to downward external force and inclination and distortion, this second location division 331 is then for being located at this elastic arm top and corresponding to the projection of this neck 311 height, relatively, 43 of this first location divisions are the opening of this projection of corresponding location, and shape then is rectangle, and can be this first location division 43 of example in order to withdrawing from this for example for 331 edges, second location division of projection are provided with chamfering 333 with the opening.In addition, the incline direction of elastic component 33 that with the elastic arm is example is in contrast to the directions of this engaging section 411 in the face of perforate 41, that is in contrast to the direction that installs and fixes that promotes this circuit board 4, certainly, consider down based on arrangement space, the incline direction that with the elastic arm is the elastic component 33 of example also can be same as the directions of this engaging section 411 in the face of perforate 41, that is is same as the direction that installs and fixes that promotes this circuit board 4, non-ly exceeds with shown in the present embodiment.
Be in being example in the present embodiment with three strutting pieces 31 of average configuration and elastic component 33 near four corners that face 3 is set, therefore when mounting circuit boards 4, shown in Fig. 4 A, wear to this strutting piece 31 respectively earlier with these perforate 41 correspondences respectively, this strutting piece 31 supports these circuit boards 4 to pass through respectively, utilize the weight of circuit board 4 to press down this elastic component 33 simultaneously, take the oblique upright elastic arm design of being located on the face of setting 3, make this elastic component 33 produce strain in response to this elastic component 33.Then shown in Fig. 4 B, this circuit board 4 is promoted forward, so that respectively neck 311 correspondences of this strutting piece 31 are sticked in the engaging section 411 of respectively this perforate 41, simultaneously, because this circuit board 4 has for example moved to the top that is positioned at this strutting piece 33 for first location division 43 of opening, therefore pressurized produces the strutting piece 33 that is out of shape and can return back to original position immediately, and make it for example for example be first location division 43 of opening for second location division, 331 correspondences of projection upwards penetrate, thereby make this circuit board 4 in also alignment restrictions of the degree of freedom of fore-and-aft direction, reach at the locating effect of circuit board 4 at three-dimensional.
With regard to the stationary state of aforementioned fixation circuit board that mechanism provides 4 as can be known, when desiring the stationary state of removal circuit board 4, only need depress and for example be second location division 331 of projection, it is broken away from for example be first location division 43 of opening, can remove the degree of freedom restriction of this circuit board 4 on fore-and-aft direction, so can make its engaging section 411 break away from the neck 311 of strutting piece 31 through pulling back moving circuit board 4, just can easily this circuit board 4 upwards be taken out.In addition, for the convenience of removal circuit board 4 is provided, also this for example can be defaulted in the edge of circuit board 4 for first location division 43 of opening, with the convenience that provides the user to push, but these locational variations should be that those skilled in the art can understand and implementer according to this, so graphic the giving unnecessary details of not arranging in pairs or groups in addition.
Except aforementioned first location division 43 and strutting piece 33 the variation of front and back position, at quantity or the equipping position of strutting piece 31 with the elastic component 33 corresponding perforates 41 and first location division 43, be to adjust according to the size or the support strength of circuit board 4, one first location division 43 of four perforate 41 collocation is (because strutting piece 31 is corresponding with elastic component 33 shown in Fig. 5 A, understandable for the sake of clarity only protracting circuit plate 4 in figure), one first location division 43 of three perforates 41 collocation or shown in Fig. 5 B.
Second embodiment
Fig. 6 wherein, is to represent with identical or approximate component symbol with the first embodiment components identical, and omits detailed narration, so that the explanation of this case is clearer understandable for the accompanying drawing that second embodiment according to circuit board fixing mechanism of the present invention is drawn.
The maximum difference of second embodiment and first embodiment is that the elastic component 33 of first embodiment is that the elastic arm that is provided with projection with a top is an example, and second embodiment then is the button that has a keycap with.
As shown in the figure, circuit board fixing mechanism shown in the present embodiment is to comprise first location division 43 of being located at this circuit board 4, be located at this and a plurality of strutting pieces 31 of face 3 be set and be located at the elastic component 33 ' that this is provided with face 3 and has second location division 331 ' equally, neck 311 by this strutting piece 31 respectively and the engaging section 411 corresponding engagings of perforate 41 can provide the degree of freedom restriction of both direction, utilize second location division, the 331 ' elasticity of elastic component 33 ' to be positioned to this first location division 43 simultaneously and the degree of freedom restriction of third direction can be provided.
Elastic component 33 ' in the present embodiment is to be example with a button, particularly have keycap and inside and be provided with the button of spring 333 ', elastic force by this spring 333 ' provides the Flexible Reset after the external force that this keycap pressed down, and described keycap is promptly as second location division 331 ', because described is that the elastic component 33 ' of example has the Flexible Reset after the external force of being pressed down equally with the button, that is step fixing for operation or that remove is entirely identical to first embodiment, therefore repeats no more.
By the foregoing description as can be known, in the circuit board fixing mechanism of the present invention, except utilizing strutting piece to provide the degree of freedom positioning action of both direction, mainly be the degree of freedom alignment restrictions effect that the 3rd direction is provided with the elastic component with second location division and first location division of being located at circuit board relatively, therefore be different from Button Handle, Button Handle seat, and the fixture of prior art fully; Simultaneously, need not on circuit board, increase Button Handle and Button Handle seat are installed, therefore save cost of parts and installation cost, and overcome the problem that circuit board piles up inconvenience.In addition, because it is first location division and the elastic component with second location division that the design of third direction restriction is provided, and it is provided with wherein one group of support column and perforate that the position can be equivalent to replace prior art, therefore completely without the anxiety that additionally takes up room, also reduce relatively and use part, so overcome the existing in prior technology shortcoming.
Above-described specific embodiment, only be to release characteristics of the present invention and effect in order to example, but not in order to limit the category of implementing of the present invention, do not breaking away under above-mentioned spirit of the present invention and the technology category, the disclosed content of any utilization and the equivalence finished changes and modify all still should be the present invention and contains.
Claims (10)
1. a circuit board fixing mechanism is to be used for fixing a circuit board to a plurality of perforates to be provided with on the face, and the same side of respectively this perforate is equipped with the engaging section of dwindling, and it is characterized in that this fixed mechanism comprises at least:
This circuit board is located in first location division;
A plurality of strutting pieces are located at this face are set, and wear for this perforate correspondence respectively, and have in order to snap into the neck of this engaging section; And
Elastic component is located at this face is set, and has second location division, is positioned to this first location division with correspondence under the state that snaps into neck in the engaging section.
2. circuit board fixing mechanism according to claim 1 is characterized in that; This elastic component is that oblique standing is located at the elastic arm that this is provided with face, and this elastic arm top is located in this second location division.
3. circuit board fixing mechanism according to claim 2 is characterized in that; The incline direction of this elastic arm is same as the direction of this engaging section in the face of perforate.
4. circuit board fixing mechanism according to claim 2 is characterized in that; The incline direction of this elastic arm is in contrast to the direction of this engaging section in the face of perforate.
5. circuit board fixing mechanism according to claim 2 is characterized in that; This second location division is the projection corresponding to this neck height, and this first location division then is the opening of this projection of corresponding location.
6. circuit board fixing mechanism according to claim 5 is characterized in that; This projection and this opening be shaped as rectangle.
7. circuit board fixing mechanism according to claim 5 is characterized in that; This projection edge is provided with chamfering in order to withdrawing from this opening.
8. circuit board fixing mechanism according to claim 1 is characterized in that; This elastic component is located at the button that this is provided with face and highly is same as this neck for upright, and this second location division then is the keycap of this button.
9. circuit board fixing mechanism according to claim 1 is characterized in that; This strutting piece is located at the support column that this is provided with face for upright, and this neck is adjacent to the top.
10. according to claim 1 or 9 described circuit board fixing mechanisms, it is characterized in that; The width on this strutting piece top is less than the width below the neck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101645714A CN101198237A (en) | 2006-12-07 | 2006-12-07 | Circuit board fixing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101645714A CN101198237A (en) | 2006-12-07 | 2006-12-07 | Circuit board fixing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101198237A true CN101198237A (en) | 2008-06-11 |
Family
ID=39548302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101645714A Pending CN101198237A (en) | 2006-12-07 | 2006-12-07 | Circuit board fixing mechanism |
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| CN (1) | CN101198237A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102592803A (en) * | 2011-01-05 | 2012-07-18 | 台达电子工业股份有限公司 | Height-adjustable transformer |
| CN105630093A (en) * | 2014-10-30 | 2016-06-01 | 英业达科技有限公司 | Fixing device and server |
| CN106484644A (en) * | 2016-09-09 | 2017-03-08 | 郑州云海信息技术有限公司 | A kind of adapter, switching clamping stent, adapter fixed system and method |
| CN106659014A (en) * | 2015-10-28 | 2017-05-10 | 勒格朗法国公司 | Support of electrical apparatus |
| CN106704471A (en) * | 2015-07-20 | 2017-05-24 | 贵阳供电局 | Vibration-isolating and energy-dissipating damping method and device for transformer |
| WO2018129826A1 (en) * | 2017-01-16 | 2018-07-19 | 华为技术有限公司 | Apparatus for fixing printed circuit board and electronic device |
| CN108684185A (en) * | 2018-05-30 | 2018-10-19 | 郑州云海信息技术有限公司 | A kind of tool-free pallet vertical fixing device for installing |
| CN109548353A (en) * | 2018-12-20 | 2019-03-29 | 上海摩软通讯技术有限公司 | A kind of mobile terminal |
| CN110612012A (en) * | 2018-06-14 | 2019-12-24 | 鸿富锦精密电子(天津)有限公司 | Fixing device and electronic equipment adopting same |
| CN112469233A (en) * | 2019-09-06 | 2021-03-09 | 英业达科技有限公司 | Electronic device and support member thereof |
-
2006
- 2006-12-07 CN CNA2006101645714A patent/CN101198237A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102592803B (en) * | 2011-01-05 | 2015-02-18 | 台达电子工业股份有限公司 | Height-adjustable transformer |
| CN102592803A (en) * | 2011-01-05 | 2012-07-18 | 台达电子工业股份有限公司 | Height-adjustable transformer |
| CN105630093B (en) * | 2014-10-30 | 2019-03-26 | 英业达科技有限公司 | Fixed device and server |
| CN105630093A (en) * | 2014-10-30 | 2016-06-01 | 英业达科技有限公司 | Fixing device and server |
| CN106704471A (en) * | 2015-07-20 | 2017-05-24 | 贵阳供电局 | Vibration-isolating and energy-dissipating damping method and device for transformer |
| CN106659014A (en) * | 2015-10-28 | 2017-05-10 | 勒格朗法国公司 | Support of electrical apparatus |
| CN106659014B (en) * | 2015-10-28 | 2020-06-19 | 勒格朗法国公司 | Support for electrical equipment |
| CN106484644A (en) * | 2016-09-09 | 2017-03-08 | 郑州云海信息技术有限公司 | A kind of adapter, switching clamping stent, adapter fixed system and method |
| CN109156088A (en) * | 2017-01-16 | 2019-01-04 | 华为技术有限公司 | A kind of the fixation device and electronic equipment of printed circuit board |
| WO2018129826A1 (en) * | 2017-01-16 | 2018-07-19 | 华为技术有限公司 | Apparatus for fixing printed circuit board and electronic device |
| CN108684185A (en) * | 2018-05-30 | 2018-10-19 | 郑州云海信息技术有限公司 | A kind of tool-free pallet vertical fixing device for installing |
| CN110612012A (en) * | 2018-06-14 | 2019-12-24 | 鸿富锦精密电子(天津)有限公司 | Fixing device and electronic equipment adopting same |
| CN110612012B (en) * | 2018-06-14 | 2021-01-29 | 鸿富锦精密电子(天津)有限公司 | Fixing device and electronic equipment adopting same |
| CN109548353A (en) * | 2018-12-20 | 2019-03-29 | 上海摩软通讯技术有限公司 | A kind of mobile terminal |
| CN112469233A (en) * | 2019-09-06 | 2021-03-09 | 英业达科技有限公司 | Electronic device and support member thereof |
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Open date: 20080611 |