CN214100097U

CN214100097U - Board card assembly pulling assisting device

Info

Publication number: CN214100097U
Application number: CN202022749151.0U
Authority: CN
Inventors: 胡安宁; 何建伟; 陈小兵; 黎小兵; 辛大勇
Original assignee: Kunshan Jiati Information Technology Co ltd
Current assignee: Kunshan Jiati Information Technology Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-08-31
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a board subassembly helps pulls out device, it include quick-witted case (1), install in mainboard (2) in quick-witted case (1), can with board subassembly (3) and the rotatable coupling that mainboard (2) are pegged graft are in pull-out ware (4) on board subassembly (3), pull-out ware (4) are including operation portion (4a) and extrusion portion (4b), and pull-out ware (4) are pulled out during board subassembly (3), extrusion portion (4b) by machine case (1) supports, and board subassembly helps pulls out the device and still includes and pulls out at pull-out ware (4) separate cushion (5) of quick-witted case (1) and pull-out ware (4) during board subassembly (3), connection can be dismantled on quick-witted case (1) and/or extrusion portion (4b) in cushion (5). The utility model discloses an in the pull-out ware when using, the cushion is located and bears wearing and tearing between pull-out ware and the quick-witted case, after the cushion wearing and tearing, only need to change the cushion can, it is very convenient to operate, and the cost is more cheap.

Description

Board card assembly pulling assisting device

Technical Field

The utility model relates to a board plug-in pulls out auxiliary device, in particular to board subassembly helps pulls out device.

Background

The board card is a Printed Circuit Board (PCB) commonly used in the prior art, and has a plug core during manufacturing, and can be inserted into a slot of a main circuit board (motherboard) of a computer to control the operation of hardware, such as a display, an acquisition card, and other devices, and after a driver is installed, the corresponding hardware function can be realized.

The integrated circuit board is usually installed in the chassis in the form of an integrated circuit board assembly, for example, a heat dissipation plate or a protective shell can be connected to the outside of the integrated circuit board to form the integrated circuit board assembly, so that the integrated circuit board is better protected, and the heat dissipation performance is improved. No matter in normal use or during design, production, debugging, the integrated circuit board subassembly is inevitable and needs to carry out plug many times with the slot, and when the integrated circuit board subassembly was inserted in the slot back, clamping-force between the two was great occasionally, and integrated circuit board subassembly both sides space is less, and the finger is not convenient for hold the integrated circuit board subassembly, and this operation that just makes to extract the integrated circuit board subassembly is very difficult.

For overcoming the above-mentioned problem, be provided with the extraction tool among the prior art usually on the integrated circuit board subassembly to the extraction device of a VPX integrated circuit board of application number 201920343776.1 is taken as an example, and its extraction tool and VPX integrated circuit board rotatable coupling, the extraction tool is located VPX integrated circuit board bottom, can pivoting, and during the use, the staff pulls extraction tool one end and makes the extraction tool other end offset with the fixture cushion, lifts the integrated circuit board subassembly through reaction force, thereby conveniently extracts the integrated circuit board subassembly.

However, the above technical solutions still have great limitations, for example, the extractor is located at a position close to the lower end of the VPX board card, and for a chassis with a small space, a human hand is difficult to extend to the lower end of the board card to operate the extractor, so that the structure cannot be applied to the chassis with a small space; in addition, when the extractor is operated, the end of the extractor needs to be in contact with a fixed object, the contact force is large, the extractor is easy to wear, the use effect is poor, and even the extractor cannot be used, at the moment, the whole fixed object or the extractor needs to be replaced, and the cost is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a board card subassembly helps pulls out device to the above-mentioned defect among the prior art, and its wearing and tearing piece can conveniently be changed, and the cost is lower.

For realizing the utility model discloses the purpose, the utility model provides a board subassembly helps pulls out device, it include quick-witted case, install in quick-witted incasement mainboard, can with board subassembly and the rotatable connection that the mainboard was pegged graft are in pull-out ware on the board subassembly, pull-out ware includes operating portion and extrusion portion, pull-out ware plays to pull out during the board subassembly, extrusion portion by machine case supports, the board subassembly helps pulls out the device and still includes pull-out ware plays to pull out separate during the board subassembly machine case with the cushion of pull-out ware, the cushion can be dismantled to be connected quick-witted case and/or on the extrusion portion.

Furthermore, the utility model discloses still provide following subsidiary technical scheme:

the machine case comprises two side plates located on two sides of the board card assembly, a plurality of oppositely arranged raised lines are arranged on the side plates, guide grooves are formed between every two adjacent raised lines on the side plates, and the board card assembly is connected in the guide grooves in a matching mode.

The cushion block is detachably connected to the upper end of the convex strip.

The integrated circuit board subassembly include the integrated circuit board and with the casing that the integrated circuit board links to each other, the pull-out ware with link to each other through the pivot between the casing.

The extractor is provided with a rotating shaft hole, and the rotating shaft comprises a screw part in threaded connection with the shell and a light shaft part matched and connected with the rotating shaft hole.

The casing includes main part and protrusion in the pterygoid lamina of main part both sides, the pivot connect in on the pterygoid lamina, and be higher than the upper surface of main part.

The pterygoid lamina is including the protrusion the flange of main part top, the operating portion is provided with the stopper of evagination, the stopper by when the flange supports, operating portion with there is the interval that makes things convenient for the finger to stretch into between the upper surface.

The end part of the operation part is provided with a chamfer.

The operating part and the extrusion part are respectively positioned on two sides of the rotating shaft, and the length of the operating part is greater than that of the extrusion part.

The cushion block is connected to the case or the extrusion part through screws.

Compared with the prior art, the utility model has the advantages of:

1. the board card component pulling-assistant device of the utility model is provided with the cushion block on the case and/or the extrusion part of the pulling device, so that when the pulling device pulls the board card component, the cushion block can separate the pulling device from the case and bear certain abrasion, when the cushion block is abraded, only the cushion block needs to be replaced, the operation is very convenient, and the cost is lower;

2. the puller of the utility model is arranged at the upper end of the board card component, the puller can be operated without the hand stretching into the case, and the use is more convenient;

3. the utility model discloses a pull-out ware sets up on the casing, does not set up on the integrated circuit board, and the casing can bear bigger lift, and can not harm the integrated circuit board, is favorable to the reliable use of pull-out ware, guarantees the life of integrated circuit board.

Drawings

Fig. 1 is a schematic structural view of the board card assembly pulling assisting device of the present invention.

Fig. 2 is a top view of the middle chassis and the main board of the present invention.

Fig. 3 is a schematic structural diagram of the board card assembly of the present invention.

Fig. 4 is a schematic structural diagram of the middle puller of the present invention.

Fig. 5 is a schematic view of the connection between the extractor and the wing plate of the present invention.

Fig. 6 is a schematic view of the board card assembly inserted into the slot.

Fig. 7 is a schematic view of the board card assembly when pulled out by the puller.

Fig. 8 is an enlarged view of a portion I in fig. 1.

Fig. 9 is a schematic view of the middle puller connected with the cushion block.

Detailed Description

The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings.

As shown in fig. 1, the board card assembly pulling assisting apparatus according to a preferred embodiment of the present invention includes a case 1, a main board 2 installed in the case 1, a board card assembly 3 capable of being plugged with the main board 2, and a pulling device 4 connected to the board card assembly 3.

The chassis 1 includes a bottom plate 10 and two side plates 11 connected to two sides of the bottom plate 10, the two side plates 11 are oppositely disposed, a plurality of longitudinally disposed protruding strips 110 are disposed on the side plates 11, guide grooves 111 are formed between the two adjacent protruding strips 110, each guide groove 111 on the two side plates 11 is correspondingly disposed and corresponds to a position of a slot 20 on the main board 2, so that the board card assembly 3 can be conveniently inserted into the slot 20 when being inserted along the guide grooves 111.

The mainboard 2 is arranged at the bottom of the case 1, is positioned above the bottom plate 10 and is fixed in the case 1 through bolts, and a plurality of slots 20 for inserting the board card assemblies 3 are arranged on the mainboard 2.

As shown in fig. 3, the board card assembly 3 includes the board card 30 and the casing 31 connected with the board card 30, and the casing 31 can play the effect of protection and heat dissipation, provides the mounted position for the extractor 4 simultaneously, installs the extractor 4 on the casing 31, compares in direct mount on the board card 30, and the casing 31 can bear bigger strength, and can not damage the board card 30. The housing 31 includes a main body 310 and two wings 311 disposed on both sides of the main body 310, wherein the wings 311 protrude from both sides of the main body 310 and are located in the guide grooves 111. The body 310 is located between two convex strips 110 oppositely disposed on the two side plates 11.

The number of the pulling-out devices 4 is two, and the two pulling-out devices are respectively positioned on two sides of the board card assembly 3. As shown in fig. 4 and 5, the extractor 4 is provided with a rotation shaft hole 40, and the rotation shaft 41 passes through the rotation shaft hole 40 to be connected to the wing 311, so that the extractor 4 is connected to the wing 311. The rotating shaft 41 is provided with a light shaft part 410, and a screw part 411 and a head part 412 which are respectively positioned at two ends of the light shaft part 410, the screw part 411 is screwed with the wing plate 311, the light shaft part 410 is matched and connected with the rotating shaft hole 40, so that the extractor 4 can rotate around the rotating shaft 41, and the diameter of the head part 412 is larger than that of the light shaft part 410 to prevent the extractor 4 from falling off. The rotating shaft 41 can be directly selected from bolts.

The parts of the extractor 4 located at the two sides of the rotating shaft hole 40 are an operating part 4a and a squeezing part 4b respectively, the operating part 4a is pulled upwards by a hand when the board card assembly 3 is extracted, referring to fig. 6 and 7, when the board card assembly 3 is inserted into the slot 20, the extractor 4 is not in contact with the convex strip 110, and the state is shown in fig. 6; when the operating portion 4a of the extractor 4 is pulled up by a hand, the squeezing portion 4b rotates downward along the force to abut against the upper end of the protruding strip 110, and the rotating shaft 41 applies an upward lifting force to the board card assembly 3, so as to extract the board card assembly 3, at this time, the state is as shown in fig. 7. The length of the operating part 4a is preferably longer than that of the pressing part 4b so as to increase the force arm of the force applied by the fingers, and the lever principle is utilized to save more labor.

The rotation shaft 41 is located above the main body 310, i.e., it is higher than the upper surface 312 of the main body 310, so that when the board assembly 3 is inserted, the operating portion 4a of the extractor 4 can rest on the upper surface 312, and the operating portion 4a does not abut against the upper end of the protruding strip 110, thereby not obstructing the insertion of the board assembly 3. The main body 320 is further provided with a chamfer 321 at a position corresponding to the rotating shaft 41, which can provide a space for the rotation of the puller 4 and provide a larger stroke for pulling up the board card assembly 3.

As shown in fig. 3 and 4, the wing plate 311 is provided with a protruding plate 313 protruding above the main body 310, the extractor 4 is provided with a limit block 42 capable of abutting against the protruding plate 313, when the limit block 42 is supported by the protruding plate 313, there is a gap between the operating part 4a of the extractor 4 and the main body 310, so as to facilitate the finger to extend into and open the extractor 4, and similarly, the chamfer 43 provided at the end of the operating part 4a can also facilitate the finger to extend into and then apply force to pull the extractor 4 more easily.

As described in the background, after the extractor 4 is used frequently, it will wear with the protruding strip 110, and further affect the use, and to solve this problem, in an embodiment, as shown in fig. 8, the upper end of the protruding strip 110 is detachably connected with a cushion block 5, and the cushion block 5 can be connected to the upper end of the protruding strip 110 by a snap connection, a threaded connection, or other means. In this embodiment, the pad 5 is connected to the upper end of the protruding strip 110 by a screw 50, and preferably, the head of the screw 50 is sunk into the pad 5, and the upper surface of the screw is flush with the upper surface of the pad 5. So, after wearing and tearing, only need to change cushion 5, need not to change whole curb plate or even quick-witted case, the cost is lower. In this embodiment, the extractor 4 may be made of a material with high hardness, or a coating with high hardness may be coated on the contact surface with the pad 5 to transfer the wear amount to the pad 5, thereby prolonging the service life of the extractor 4.

In another embodiment, as shown in fig. 9, the spacer 5 is detachably connected to the extractor 4. similarly, the spacer 5 can be connected to the extractor 4 by various means such as a snap connection, a screw connection, etc. The cushion block 5 is located at the end part of the extrusion part 4b of the extractor 4 and is used for contacting with the convex strip 110, and after the cushion block 5 is worn, only the cushion block 5 can be replaced without replacing the whole extractor 4, so that the cost can be saved.

It will be appreciated that it is also possible to connect the pads 5 to both the ribs 110 and the extractor 4 and to replace them as a function of wear, which is a better cost saving.

Because the extraction tool 4 of the card assembly extraction assisting device is positioned at the top of the card assembly 3, hands do not need to stretch into the case when the extraction tool 4 is used, and the operation is more convenient. When the board card assembly 3 needs to be pulled out, the two hands are only needed to pull the operating parts 4a of the two pulling-out devices 4 upwards, the extruding parts 4b of the two pulling-out devices 4 apply force to the convex strips 110, so that the board card assembly 3 is pulled up, and the effect of pulling out the board card assembly 3 is achieved.

The utility model discloses a board card subassembly helps pulls out device includes following advantage at least:

It should be noted that the above-mentioned preferred embodiments are only for illustrating the technical concepts and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, and the protection scope of the present invention cannot be limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a board card subassembly helps pulls out device, its include quick-witted case (1), install in mainboard (2) in quick-witted case (1), can with board card subassembly (3) and the rotatable coupling that mainboard (2) are pegged graft pull-out ware (4) on board card subassembly (3), pull-out ware (4) are including operating portion (4a) and extrusion portion (4b), pull-out ware (4) are pulled out during board card subassembly (3), extrusion portion (4b) by quick-witted case (1) supports its characterized in that: the board card assembly pulling assisting device further comprises a cushion block (5) which is used for separating the case (1) from the pulling device (4) when the pulling device (4) pulls the board card assembly (3), and the cushion block (5) is detachably connected to the case (1) and/or the extrusion part (4 b).

2. The board card assembly pull-out aid according to claim 1, wherein: case (1) is including being located two curb plates (11) of integrated circuit board subassembly (3) both sides, be provided with sand grip (110) of a plurality of relative settings on curb plate (11), form guide way (111) between two adjacent sand grip (110) on curb plate (11), integrated circuit board subassembly (3) join in marriage and connect in guide way (111).

3. The board card assembly pull-out aid according to claim 2, wherein: the cushion block (5) is detachably connected to the upper end of the convex strip (110).

4. A card assembly pull-out aid according to any one of claims 1 to 3, wherein: the integrated circuit board assembly (3) comprises an integrated circuit board (30) and a shell (31) connected with the integrated circuit board (30), and the extractor (4) is connected with the shell (31) through a rotating shaft (41).

5. The board card assembly pull-out aid according to claim 4, wherein: the extractor (4) is provided with a rotating shaft hole (40), and the rotating shaft (41) comprises a screw part (411) screwed with the shell (31) and an optical shaft part (410) matched and connected with the rotating shaft hole (40).

6. The board card assembly pull-out aid according to claim 4, wherein: the shell (31) comprises a main body part (310) and wing plates (311) protruding out of two sides of the main body part (310), and the rotating shaft (41) is connected to the wing plates (311) and is higher than the upper surface (312) of the main body part (310).

7. The board card assembly pull-out aid according to claim 6, wherein: the wing plate (311) comprises a protruding plate (313) protruding above the main body portion (310), the operating portion (4a) is provided with a protruding limiting block (42), and when the limiting block (42) is supported by the protruding plate (313), an interval which is convenient for fingers to stretch into is formed between the operating portion (4a) and the upper surface (312).

8. The board card assembly pull-out aid according to claim 6, wherein: the end of the operating part (4a) is provided with a chamfer (43).

9. The board card assembly pull-out aid according to claim 4, wherein: the operating part (4a) and the extruding part (4b) are respectively positioned at two sides of the rotating shaft (41), and the length of the operating part (4a) is greater than that of the extruding part (4 b).

10. A card assembly pull-out aid according to any one of claims 1 to 3, wherein: the cushion block (5) is connected to the case (1) or the extrusion part (4b) through a screw (50).