CN211827146U - Board card fixing device - Google Patents
Board card fixing device Download PDFInfo
- Publication number
- CN211827146U CN211827146U CN202020908277.5U CN202020908277U CN211827146U CN 211827146 U CN211827146 U CN 211827146U CN 202020908277 U CN202020908277 U CN 202020908277U CN 211827146 U CN211827146 U CN 211827146U
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- fixing
- fastening portion
- fastening
- board card
- fixing device
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- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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Abstract
The utility model discloses a board card fixing device, which comprises a fixing part, a fastener and two driving parts, wherein the fixing part comprises two fixing parts and a connecting part for connecting the two fixing parts, one end of each fixing part, which is close to the connecting part, is provided with a first slide way, and one end of each fixing part, which is far away from the connecting part, is provided with a second slide way; the fastener comprises a first fastening part and a second fastening part, the first fastening part comprises two first sliding blocks, each first sliding block is connected with the first slide way in a sliding mode, the second fastening part comprises two second sliding blocks, and each second sliding block is connected with the second slide way in a sliding mode; two driving pieces are respectively connected with each fixing portion, the first fastening portion and the second fastening portion in a penetrating mode, each driving piece drives the first fastening portion and the second fastening portion to move on the first slide way and the second slide way in the opposite direction, and the positions of the board cards are jointly limited by the two first sliding blocks and the two second sliding blocks. The utility model provides a board card fixing device can fix standardized integrated circuit board and various non-standard plate cards.
Description
Technical Field
The utility model relates to an electronic information technical field especially relates to a board card fixing device.
Background
The board card is a printed circuit board, and a standard board card imported from foreign countries generally has a plug core, and can be inserted into a card slot of a main circuit board of a computer to control the operation of hardware. But the draw-in groove design is complicated, and it is inconvenient to dismantle, and can only fix standardized integrated circuit board, can not fix the non-standard board card of independently research and development design, has restricted the progress of integrated circuit board technique, consequently the present market urgently needs an integrated circuit board fixing device that the commonality is strong, use is simple.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a cardboard fixing device to the not enough of prior art, can convenient and fast's fixed standardized integrated circuit board and various nonstandard board cards.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a board card fixing device includes:
the fixing piece comprises two fixing parts and a connecting part for connecting the two fixing parts, the two fixing parts are symmetrically arranged relative to the connecting part, a first slide way is arranged at one end, close to the connecting part, of each fixing part, and a second slide way is arranged at one end, far away from the connecting part, of each fixing part;
the fastener comprises a first fastening part and a second fastening part, the first fastening part comprises two first sliding blocks, each first sliding block is connected with the first slide way in a sliding mode, the second fastening part comprises two second sliding blocks, and each second sliding block is connected with the second slide way in a sliding mode; and
two driving pieces are respectively and penetratingly connected with each fixing portion, the first fastening portion and the second fastening portion, each driving piece drives the first fastening portion and the second fastening portion to move on the first slide way and the second slide way in opposite directions, and the two first sliding blocks and the two second sliding blocks jointly limit the positions of the board cards.
Furthermore, when the two first sliding blocks and the two second sliding blocks limit the position of the board card, the top end surfaces of the two first sliding blocks and the two second sliding blocks are higher than the top end surfaces of the two fixing parts.
Furthermore, a through fixing hole is formed in each fixing portion along the length direction of each fixing portion, and each driving piece is connected with each fixing portion, the first fastening portion and the second fastening portion in a penetrating mode through the fixing holes.
Furthermore, each driving piece is connected with a first fastening portion screw rod, each driving piece is a screw rod, and a threaded hole matched with the screw rod is formed in the bottom of the first fastening portion.
Furthermore, a first inclined plane and a second inclined plane are respectively arranged between the first slide way and the top end of each fixing part, chamfers matched with the first inclined plane and the second inclined plane are respectively arranged on one sides of the first fastening part and the second fastening part, which are close to the first inclined plane and the second inclined plane, and the first fastening part and the second fastening part can move along the first inclined plane and the second inclined plane.
Further, the angles of the first inclined plane and the second inclined plane with the first slide way and the second slide way are 135 degrees, and the chamfer angle of the first fastening part and the chamfer angle of the second fastening part are 45 degrees.
Further, the diameter of the fixing hole should be larger than the diameter of the screw rod.
Further, the fixing device further comprises a dismounting member, which comprises:
the disassembly seat is arranged at one end, far away from the connecting part, of each fixing part and is arranged towards the direction far away from the first slide way; and
the operating handle comprises a connecting end and an operating end, the connecting end is rotatably connected with the disassembling seat, the connecting end is fixedly connected with the operating end, and the operating end can drive the connecting end to rotate around a connecting point of the connecting end and the disassembling piece.
Further, the disassembling seat is connected with the operating handle through a pin shaft.
Compared with the prior art, the utility model provides an integrated circuit board fixing device has following beneficial effect:
the utility model provides a board card fixing device, which comprises a fixing piece, a fastening piece and two driving pieces, wherein the fixing piece is provided with a first slideway and a second slideway; the fastener comprises a first fastening part and a second fastening part, the first fastening part comprises two first sliding blocks, and the second fastening part comprises two second sliding blocks; the two driving pieces drive the first fastening portion and the second fastening portion to move on the first slide way and the second slide way in opposite directions respectively, and the two first sliding blocks and the two second sliding blocks jointly limit the positions of the board cards. The utility model provides an integrated circuit board fixing device not only can fix standardized integrated circuit board, also can fix various non-standard plate cards, and practicality and commonality are strong.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a board fixing device provided by the present invention;
FIG. 2 is an exploded view of the board card retaining device shown in FIG. 1;
fig. 3 is a schematic structural view of the use state of the board card fixing device shown in fig. 1.
In the figure, 10, a board card fixing device 100, a fixing member 110, a fixing portion 101, a fixing hole 111, a first slide way 112, a second slide way 113, a first inclined plane 114, a second inclined plane 120, a connecting portion 200, a fastening member 210, a first fastening portion 211, a first slider 220, a second fastening portion 221, a second slider 300, a driving member 400, a dismounting member 410, a dismounting seat 420, an operation handle 421, a connecting end 422, and an operation end.
Detailed Description
The present invention will be further described with reference to the following examples. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a board fixing device 10 according to the present invention; fig. 2 is an exploded view of the board card retaining device 10 shown in fig. 1. The utility model provides a board card fixing device 10, including mounting 100, fastener 200 and two driving pieces 300.
The fixing member 100 includes two fixing portions 110 and a connecting portion 120, the connecting portion 120 is used to connect the two fixing portions 110, and the two fixing portions 110 are symmetrically disposed with respect to the connecting portion 120. A first slide rail 111 is disposed at an end of each fixing portion 110 close to the connecting portion 120, and a second slide rail 112 is disposed at an end of each fixing portion 110 far from the connecting portion 120.
The fastener 200 comprises a first fastening portion 210 and a second fastening portion 220, the first fastening portion 210 comprises two first sliding blocks 211, and each first sliding block 211 is slidably connected with the first sliding channel 111; the second fastening portion 220 includes two second sliders 221, and each of the second sliders 221 is slidably connected to the second runner 112.
The two driving members 300 are respectively connected with each fixing portion 110, the first fastening portion 210 and the second fastening portion 220 in a penetrating manner, each driving member 300 drives the first fastening portion 210 and the second fastening portion 220 to move oppositely on the first slide rail 111 and the second slide rail 112 respectively, and the two first sliding blocks 211 and the two second sliding blocks 221 jointly limit the position of the board card, so that the purpose of fixing the board card is achieved.
The fixing piece 100, the fastening piece 200 and the two driving pieces 300 are mutually matched, so that the distance between the two first sliding blocks 211 and the two second sliding blocks 221 can be conveniently adjusted, the two first sliding blocks 211 and the two second sliding blocks 221 jointly limit the position of the board card, the board card fixing device 10 can fix not only a standard board card but also various non-standard board cards, and convenience is provided for the board card to be connected into a main circuit board.
In order to better fix the board and prevent the board from falling off from the board fixing device 10, in some preferred embodiments, when the two first sliding blocks 211 and the two second sliding blocks 221 define the position of the board, top end surfaces of the two first sliding blocks 211 and the two second sliding blocks 221 are higher than top end surfaces of the two fixing portions 110.
In some preferred embodiments, each fixing portion 110 is provided with a through fixing hole 101 along a length direction of each fixing portion 110, a through hole is formed at a bottom of each first fastening portion 210 and each second fastening portion 220, and each driving member 300 is connected to each fixing portion 110, each first fastening portion 210 and each second fastening portion 220 through the fixing hole 101.
In order to enable the driving member 300 to drive the first fastening portion 210 to move toward the second fastening portion 220, in some preferred embodiments, each driving member 300 is connected to the first fastening portion 210 by a screw, each driving member 300 is a screw, and the bottom of the first fastening portion 210 is provided with a threaded hole matching the screw.
When the board card needs to be fixed, the screw rod is firstly connected with the second fastening portion 220 and the fixing portion 110 in a penetrating manner, and the screw rod is pushed towards the first fastening portion 210, so that the screw rod drives the second fastening portion 220 to move towards the first fastening portion 210 along the second slide rail 112. When the second fastening portion 220 reaches the connection position between the second slideway 112 and the fixing portion 110, the screw rod is rotated, at this time, the screw thread on the screw rod is matched with the screw hole at the bottom of the first fastening portion 210 to form screw rod connection, the screw rod rotates to drive the first fastening portion 210 to move towards the second fastening portion 220 along the first slideway 111, and when the first fastening portion reaches the connection position between the first slideway 111 and the fixing portion 110, the board card is fixed.
When the plate clamp needs to be released from the fixing, the screw rod is rotated reversely, so that the screw rod drives the first fastening portion 210 to move along the first slide rail 111 in the direction away from the second fastening portion 220 until the screw rod is disconnected from the first fastening portion 210. And then pulling the screw rod to move the screw rod from the first fastening part 210 to the second fastening part 220, releasing the restriction of the screw rod on the second fastening part 220, moving the second fastening part 220 in a direction away from the first fastening part 210, and completing the release and fixation of the board card.
Referring to fig. 1 and 2 again, in some preferred embodiments, a first inclined surface 113 and a second inclined surface 114 are respectively disposed between the first sliding channel 111 and the second sliding channel 112 and the top end of each fixing portion 110, chamfers matched with the first inclined surface 113 and the second inclined surface 114 are respectively disposed on the sides of the first fastening portion 210 and the second fastening portion 220 close to the first inclined surface 113 and the second inclined surface 114, and the first fastening portion 210 and the second fastening portion 220 can move along the first inclined surface 113 and the second inclined surface 114. First fastening portion 210, second fastening portion 220 slide respectively in first slide 111, second slide 112 to the junction back with fixed part 110, and the motion to fixed part 110 top direction is followed first inclined plane 113, second inclined plane 114 respectively again, can increase the height that first fastening portion 210 and second fastening portion 220 top terminal surface surpassed fixed part 110 top terminal surface, and chucking fixed part 110 simultaneously, better fixed integrated circuit board avoids the integrated circuit board to slide.
In some preferred embodiments, the angles of the first and second slopes 113 and 114 to the first and second ramps 111 and 112 are 135 °, and the chamfer angles of the first and second fastening portions 210 and 220 are 45 °. The angle combines parameters such as friction coefficient, friction angle and the like of a metal material, considers self-locking factors in the movement process, is determined after experimental demonstration, and is reasonable and convenient to process.
To facilitate the movement of the first and second fastening parts 210 and 220 along the first and second slopes 113 and 114 toward the top of the fixing part 110. In some preferred embodiments, the diameter of the fixing hole 101 in the fixing part 110 is larger than that of the screw rod, so that a space is provided for the screw rod to move upward in the fixing hole 101 when the first fastening part 210, the second fastening part 220 and the screw rod are simultaneously moved toward the tip of the fixing part 110.
In order to facilitate and remove the board from the board fixing device 10, in some preferred embodiments, the fixing device 10 further includes a detaching member 400, the detaching member 400 includes a detaching seat 410 and an operating handle 420, and the detaching seat 410 is disposed on an end of each fixing portion 110 far away from the connecting portion 120 and faces away from the first sliding way 111. The operation handle 420 includes a connection end 421 and an operation end 422, the connection end 421 is rotatably connected to the detachable base 410, the connection end 421 is fixedly connected to the operation end 422, and the operation end 422 can drive the connection end 421 to rotate around the connection point of the connection end 421 and the detachable base 410. In some specific embodiments, the detaching base 410 and the operating handle 420 are connected by a pin, and the structure is simple and stable.
The dismounting member 400 facilitates bending the end of the fixing portion 110 away from the connecting portion 120 downward, so that the end of the fixing portion 110 away from the connecting portion 120 is lower than the end close to the connecting portion 120, thereby forming an inclined surface, facilitating sliding of the board card from the end close to the connecting portion 120 to the end away from the connecting portion 120 after the board card is released from the fixing, and facilitating taking down the board card from the board card fixing device 10.
Referring to fig. 3, fig. 3 is a schematic structural diagram of the use state of the board card fixing device 10 shown in fig. 1. At this time, the board is fixed in the board fixing device 10, and the board fixing device 10 is located in the milled groove body. When the board needs to be removed from the board fixing device 10, the screw rod is operated first, so that the first fastening portion 210 and the second fastening portion 220 release the fixing of the board. Then, the operation ends 422 of the two operation handles 420 are operated simultaneously, so that the operation ends 422 drive the connection end 421 to rotate around the connection point of the connection end 421 and the detaching base 410. The connecting end 421 contacts with the side of the slot body, and the lever principle is utilized to drive the detaching seat 410 to move downwards, the detaching seat 410 drives the fixing portion 110 to move downwards away from one end of the connecting portion 120, so that one end of the fixing portion 110 away from the connecting portion 120 is lower than one end close to the connecting portion 120 to form an inclined plane, the board card slides out along the inclined plane, and the board card can be taken down from the board card fixing device 10 quickly.
The utility model provides an integrated circuit board fixing device 10, mounting 100, fastener 200 and two driving pieces 300 mutually support, are convenient for adjust the distance between two first sliders 211 and two second sliders 221, and the position of integrated circuit board is injectd jointly to two first sliders 211 and two second sliders 221, makes integrated circuit board fixing device 10 not only can fix standardized integrated circuit board, also can fix various non-standard board cards, provides convenience for the integrated circuit board inserts main circuit board. The method has strong practicability in the technical field of electronic information.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.
Claims (9)
1. A board card fixing device, characterized in that, the fixing device includes:
the fixing piece comprises two fixing parts and a connecting part for connecting the two fixing parts, the two fixing parts are symmetrically arranged relative to the connecting part, one end, close to the connecting part, of each fixing part is provided with a first slide way, and one end, far away from the connecting part, of each fixing part is provided with a second slide way;
the fastener comprises a first fastening part and a second fastening part, the first fastening part comprises two first sliding blocks, each first sliding block is connected with the first slide way in a sliding mode, the second fastening part comprises two second sliding blocks, and each second sliding block is connected with the second slide way in a sliding mode; and
two driving pieces, run through connection respectively every fixed part first fastening portion reaches second fastening portion, every the driving piece drive first fastening portion, second fastening portion are in respectively first slide the last relative motion of second slide, two first sliders with two second sliders are injectd jointly the position of integrated circuit board.
2. The board card fixing device according to claim 1, wherein when the two first sliders and the two second sliders define the position of the board card, top end surfaces of the two first sliders and the two second sliders are higher than top end surfaces of the two fixing portions.
3. The board card fixing device according to claim 1, wherein each fixing portion has a through fixing hole along a length direction of each fixing portion, and each driving member is connected to each fixing portion, the first fastening portion and the second fastening portion through the fixing hole.
4. The board card fixing device according to claim 3, wherein each driving member is connected to the screw of the first fastening portion, each driving member is a screw, and a bottom of the first fastening portion is provided with a threaded hole matching with the screw.
5. The board card fixing device according to claim 4, wherein a first inclined surface and a second inclined surface are respectively disposed between the first slideway and the second slideway and the top end of each fixing portion, chamfers matched with the first inclined surface and the second inclined surface are respectively disposed on one sides of the first fastening portion and the second fastening portion, which are close to the first inclined surface and the second inclined surface, and the first fastening portion and the second fastening portion can move along the first inclined surface and the second inclined surface.
6. The board card fixing device according to claim 5, wherein the first and second inclined surfaces have an angle of 135 ° with the first and second slide ways, and the first and second fastening portions have a chamfer angle of 45 °.
7. The board card retaining apparatus of claim 6, wherein the diameter of the retaining hole is greater than the diameter of the wire rod.
8. The board card retaining apparatus of claim 1, further comprising a stripper member, comprising:
the disassembly seat is arranged at one end, far away from the connecting part, of each fixing part and is arranged towards the direction far away from the first slide way; and
the operating handle, it contains link and operating end, the link with dismantle the seat and rotate and be connected, the link with operating end fixed connection, the operating end can drive the link winds the link with the tie point of piece of dismantling rotates.
9. The board card retaining apparatus of claim 8, wherein the release bracket is pivotally connected to the lever pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020908277.5U CN211827146U (en) | 2020-05-26 | 2020-05-26 | Board card fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020908277.5U CN211827146U (en) | 2020-05-26 | 2020-05-26 | Board card fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211827146U true CN211827146U (en) | 2020-10-30 |
Family
ID=73026239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020908277.5U Active CN211827146U (en) | 2020-05-26 | 2020-05-26 | Board card fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211827146U (en) |
-
2020
- 2020-05-26 CN CN202020908277.5U patent/CN211827146U/en active Active
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