Card pressing device of industrial personal computer

Abstract

The utility model aims to disclose a card pressing device for an industrial personal computer, which relates to the technical field of industrial personal computers and comprises a case, a plurality of card pressing assemblies arranged in parallel and a plurality of card slots arranged in parallel and mounted on the case, and the card pressing assemblies correspond to the card slots; the card pressing assembly comprises a mounting plate, a handle, a first connecting rod and a second connecting rod, the mounting plate is provided with a sliding groove, the handle moves along the sliding groove, the end of the handle is provided with a first hinge point, the mounting plate is provided with a second hinge point, the first end of the first connecting rod is hinged to the second hinge point, and the second end of the second connecting rod is hinged to the second hinge point. The second end of the first connecting rod is a pressing and clamping end, the first end of the second connecting rod is hinged to the first hinge point, and the second end of the second connecting rod is hinged to the middle of the first connecting rod; the PCB card pressing device has the technical effects that the swinging angle of the first connecting rod is adjusted by adjusting the position of the handle of each card pressing assembly, and pressing of PCB cards of different heights is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of industrial control computers, in particular to a card pressing device for an industrial control computer. Background Art

[0002] Industrial computers contain industrial motherboards, expansion cards, power supplies, storage and other accessories. PCB cards are expansion cards inserted into industrial motherboards, such as network cards, serial port cards, graphics cards, etc. The PCB cards of the industrial motherboard of industrial computers have different heights and sizes due to different expansion card types, which makes it difficult to fix various PCB cards, or the fixing structure is too complicated; currently, the card pressing device of industrial computers usually uses rubber pads of different heights for adjustment or sheet metal and rubber pads of different heights for adjustment. The card pressing device has poor adaptability to PCB cards of different heights, PCB card disassembly is more troublesome, poor stability and insufficient earthquake resistance.

[0003] In view of this, it is necessary to develop an industrial computer card pressing device to overcome the above defects. Summary of the invention

[0004] In order to solve the above technical problems, the purpose of the utility model is to disclose a card pressing device for an industrial computer.

[0005] To achieve the above-mentioned purpose of the invention, the utility model provides an industrial computer card pressing device, including a chassis, a plurality of parallel card pressing assemblies and a plurality of parallel card slots installed on the chassis, the card pressing assemblies and the card slots are arranged correspondingly; the card pressing assembly includes a mounting plate, a handle, a first connecting rod and a second connecting rod, the mounting plate is provided with a slide groove, the handle moves along the slide groove, a first hinge point is provided at the end of the handle, and a second hinge point is provided on the mounting plate, the first end of the first connecting rod is hinged to the second hinge point, the second end of the first connecting rod is a card pressing end, the first end of the second connecting rod is hinged to the first hinge point, and the second end of the second connecting rod is hinged to the middle part of the first connecting rod; the mounting plate is installed on the chassis.

[0006] Preferably, the number of the card slots is three, and the number of the card pressing assemblies is three;

[0007] A PCB card is inserted into each of the card slots, and each of the card pressing components presses the top of a PCB card.

[0008] Preferably, the handle comprises a cylinder and a screw cap with threaded fit;

[0009] The first hinge point includes a U-shaped part and a hinge hole, the column is fixed to the U-shaped part, the width of the U-shaped part exceeds the width of the slide slot, and the width of the screw cap exceeds the width of the slide slot;

[0010] The screw cap and the U-shaped member cooperate to fasten the column to the slide groove.

[0011] Preferably, the pressing end is a curved surface.

[0012] Preferably, the card pressing end is provided with at least one slot body, and the slot body cooperates with the top of the PCB card.

[0013] Preferably, bending portions are respectively provided on both sides of the mounting plate.

[0014] Preferably, different card slots are inserted with PCB cards of different heights.

[0015] Preferably, the handle positions of the corresponding plurality of card pressing assemblies are adjusted, and the PCB card is pressed tightly by the card pressing end.

[0016] Preferably, a support plate is arranged in the middle of the mounting plate.

[0017] Preferably, a plurality of waist-shaped holes are arranged on the mounting plate, a bending plate extends from each of the waist-shaped holes, and adjacent bending plates form the second hinge point.

[0018] Compared with the prior art, the technical effects of the utility model are as follows:

[0019] The card pressing device of the utility model is provided with a plurality of correspondingly arranged card pressing components and card slots, a PCB card is inserted into the card slot, and the swing angle of the first connecting rod is adjusted by adjusting the handle position of each card pressing component, so that the card pressing end can be adjusted to different heights, and PCB cards of different heights can be pressed tightly. In the face of PCB cards of different heights and sizes, the flexibility of card pressing is achieved, and when removing the card, only the handle needs to be loosened, which is convenient for disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a three-dimensional structural schematic diagram of an industrial computer card pressing device of the utility model.

[0022] Figure 2 It is a side view schematic diagram of the card pressing assembly of the utility model.

[0023] Figure 3 It is a side view schematic diagram of the card pressing assembly of the utility model.

[0024] Figure 4It is a partially enlarged schematic diagram of the card pressing device of the industrial computer of the utility model.

[0025] Figure 5 It is a three-dimensional structural schematic diagram of the first hinge point of the utility model.

[0026] Figure 6 It is a three-dimensional structural schematic diagram of the second hinge point of the utility model.

[0027] Among them, 1. chassis; 2. card pressing assembly; 21. mounting plate; 211. slide groove; 212. second hinge point; 213. bending part; 214. support plate; 215. waist-shaped hole; 2151. bending plate; 22. handle; 221. first hinge point; 2211. U-shaped part; 2212. hinge hole; 222. column; 223. screw cap; 23. first connecting rod; 231. first end of the first connecting rod; 232. second end of the first connecting rod; 2321. card pressing end; 2322. slot body; 24. second connecting rod; 241. first end of the second connecting rod; 242. second end of the second connecting rod; 3. card slot; 4. PCB card. DETAILED DESCRIPTION

[0028] The present invention is described in detail below in conjunction with the various embodiments shown in the accompanying drawings, but it should be noted that these embodiments are not limitations of the present invention, and any equivalent transformations or substitutions in functions, methods, or structures made by ordinary technicians in the field based on these embodiments are all within the scope of protection of the present invention.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0030] Example 1

[0031] See also Figure 1-Figure 6 , this embodiment discloses a specific implementation of an industrial computer card pressing device.

[0032] Industrial computer card pressing device, see Figure 1-Figure 6, comprising a chassis 1, a plurality of card pressing assemblies 2 arranged in parallel, and a plurality of card slots 3 arranged in parallel and installed on the chassis 1, wherein the card pressing assemblies 2 and the card slots 3 are arranged correspondingly, and the card slots 3 are installed at the bottom of the chassis 1; the card pressing assembly 2 comprises a mounting plate 21, a handle 22, a first connecting rod 23 and a second connecting rod 24, the mounting plate 21 is provided with a slide groove 211, the handle 22 moves along the slide groove 211, a first hinge point 221 is provided at the end of the handle 22, the mounting plate 21 is provided with a second hinge point 212, the second hinge point 212 is located below the end of the slide groove 211, and the first end 231 of the first connecting rod is hinged to the second Hinge point 212, the second end 232 of the first connecting rod is a card pressing end 2321, the first end 241 of the second connecting rod is hinged to the first hinge point 221, and the second end 242 of the second connecting rod is hinged to the middle part of the first connecting rod 23; the mounting plate 21 is installed on the chassis 1, and the two ends of the mounting plate 21 are installed on the shells on both sides of the chassis 1, and bending parts 213 are respectively arranged on both sides of the mounting plate 21, and the bending parts 213 help to improve the strength of the mounting plate 21, and a support plate 214 is arranged in the middle part of the mounting plate 21, and the support plate 214 can effectively prevent the mounting plate 21 from being bent, reduce external impact, and avoid damaging the PCB card.

[0033] See also Figures 1 to 6 , taking the example that the number of the card pressing assembly 2 and the card slot 3 are both three, a PCB card 4 is inserted into each of the card slots 3, and each of the card pressing assembly 2 presses the top of a PCB card 4; the card pressing principle is as follows: the handle 22 includes a column 222 and a screw cap 223 with a threaded fit, the column 222 moves along the slide slot 211, and the screw cap 223 cooperates with the column 222 through a thread; the first hinge point 221 includes a U-shaped part 2211 and a hinge hole 2212, the column 222 is fixed to the U-shaped part 2211, the width of the U-shaped part 2211 exceeds the width of the slide slot 211, the width of the screw cap 223 exceeds the width of the slide slot 211, and the screw cap 223 is The cap 223 and the U-shaped piece 2211 cooperate to fasten the column 222 to the slide slot 211, and the U-shaped piece 2211 is close to the mounting plate 21. When the column 222 needs to be fastened, the screwing cap 223 is screwed downward to shorten the distance between the screwing cap 223 and the U-shaped piece 2211 and to press against both sides of the slide slot 211 to achieve fastening. After loosening the screwing cap 223, the column 222 can be freely moved to adjust the height of the card pressing end 2321. In order to prevent the PCB card 4 from being crushed, the card pressing end 2321 is an arc surface, and the card pressing end 2321 is provided with at least one groove body 2322. The groove body 2322 cooperates with the top of the PCB card 4, and the bottom surface of the groove body 2322 is also an arc surface, which effectively presses the PCB card 4.

[0034] In industrial computers, network cards, serial port cards, graphics cards and other PCB cards have different heights, that is, different card slots 3 are inserted with PCB cards 4 of different heights, which requires adjusting the position of the handle 22 of the corresponding card pressing assembly 2, and then through the linkage of the first connecting rod 23 and the second connecting rod 24, see Figures 2 to 3 The first connecting rod 23 and the second connecting rod 24 change process, and finally the PCB card 4 is pressed by the card pressing end 2321.

[0035] See also Figure 6 A plurality of waist-shaped holes 215 are arranged on the mounting plate 21, and a bending plate 2151 extends from each waist-shaped hole 215, and the adjacent bending plates 2151 form the second hinge point 212. This design makes full use of the space and material of the mounting plate 21. While forming the waist-shaped holes 215, the excess material is bent downward to form the bending plate 2151, thereby forming the second hinge point 212. There is no need to weld to form the second hinge point 212, so the processing is convenient and material saving is achieved.

Claims

1. Industrial computer card pressing device, characterized in that: It comprises a chassis, a plurality of card pressing assemblies arranged in parallel, and a plurality of card slots arranged in parallel and installed on the chassis, wherein the card pressing assemblies and the card slots are arranged correspondingly; The card pressing assembly comprises a mounting plate, a handle, a first connecting rod and a second connecting rod, the mounting plate is provided with a slide groove, the handle moves along the slide groove, a first hinge point is provided at the end of the handle, a second hinge point is provided at the mounting plate, a first end of the first connecting rod is hinged to the second hinge point, the second end of the first connecting rod is a card pressing end, a first end of the second connecting rod is hinged to the first hinge point, and a second end of the second connecting rod is hinged to the middle part of the first connecting rod; The mounting plate is mounted on the chassis.

2. The card pressing device for an industrial computer as claimed in claim 1, characterized in that: The number of the card slots is three, and the number of the card pressing assemblies is three; A PCB card is inserted into each of the card slots, and each of the card pressing components presses the top of a PCB card.

3. The card pressing device for an industrial computer as claimed in claim 1 or 2, characterized in that: The handle comprises a cylinder and a screw cap with threaded fit; The first hinge point includes a U-shaped part and a hinge hole, the column is fixed to the U-shaped part, the width of the U-shaped part exceeds the width of the slide slot, and the width of the screw cap exceeds the width of the slide slot; The screw cap and the U-shaped member cooperate to fasten the column to the slide groove.

4. The card pressing device for an industrial computer as claimed in claim 1 or 2, characterized in that: The pressing end is a curved surface.

5. The card pressing device for an industrial computer as claimed in claim 4, characterized in that: The card pressing end is provided with at least one slot body, and the slot body is matched with the top of the PCB card.

6. The card pressing device for an industrial computer as claimed in claim 1 or 2, characterized in that: Bending parts are respectively arranged on both sides of the mounting plate.

7. The card pressing device for an industrial computer as claimed in claim 1 or 2, characterized in that: Different card slots are used to insert PCB cards of different heights.

8. The card pressing device for an industrial computer as claimed in claim 7, characterized in that: Adjust the handle positions of the corresponding card pressing assemblies, and press the PCB card tightly through the card pressing end.

9. The card pressing device for an industrial computer as claimed in claim 1 or 2, characterized in that: A supporting plate is arranged in the middle of the mounting plate.

10. The card pressing device for an industrial computer according to claim 1 or 2, characterized in that: A plurality of waist-shaped holes are arranged on the installation plate, a bending plate extends from each waist-shaped hole, and adjacent bending plates form the second hinge point.

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