Circuit board structure convenient to disassemble and assemble

Abstract

The utility model discloses a circuit board structure convenient to disassemble and assemble, which comprises a circuit board, a clamping strip I and a clamping strip II, the clamping strip I and the clamping strip II are L-shaped and are respectively arranged on the left side and the right side of the circuit board, and the inner sides of the clamping strip I and the clamping strip II are respectively provided with a groove. The left side face, the right side face and the rear side face of the circuit board are connected with the first clamping strip and the second clamping strip in a clamped mode through the grooves, and the left end face of the first clamping strip and the right end face of the second clamping strip are connected in a clamped mode through the grooves. The utility model has the beneficial effect that circuit boards with different specifications can be mounted and dismounted under the condition that the circuit boards are not damaged.

Description

Technical Field

[0001] The utility model relates to the technical field related to circuit board installation, in particular to a circuit board structure which is easy to disassemble and assemble. Background Art

[0002] Circuit board is a carrier for integrated circuits. It is made by semiconductor manufacturing process, and many transistors, resistors, capacitors and other components are made on a small single crystal silicon wafer, and the components are combined into a complete electronic circuit by multi-layer wiring or tunnel wiring. In order to install the circuit board, either the circuit board is damaged by punching, or the circuit board is installed with fixed-size mounting parts, which makes it impossible to adapt to circuit boards of multiple specifications.

[0003] The Chinese patent publication number is CN219068711U, and the authorization announcement date is May 23, 2023. The disclosed circuit board is easy to disassemble and assemble, and relates to the field of circuit boards, including a board body and a disassembly and assembly component. Trapezoidal side grooves are provided on both sides of the board body, and a limit rotation rod is arranged inside the trapezoidal side groove. A fixed groove is provided on the side of the upper end of the limit rotation rod, and a reinforcement hook is installed in the fixed groove. The disassembly and assembly component for quick and non-destructive disassembly and assembly of the board body is arranged at the end of the reinforcement hook, and the disassembly and assembly component includes an upper tooth plate, a lower tooth plate, a control rod, a spring and an inner support platform. The lower end of the upper tooth plate is meshed with a lower tooth plate, and a control rod is installed on the front and rear sides of the lower tooth plate. The circuit board that is easy to disassemble and assemble is used for installing and fixing the board body through the outer protective box, and at the same time, it plays a protective role on the outer side of the board body. The limit rotating rod cooperates with the disassembly assembly to clamp the trapezoidal side grooves on both sides of the board body, so that the board body can be quickly installed and disassembled. The heat dissipation plate promotes the flow of gas inside the outer protective box, thereby driving the heat dissipation of the board body. The disadvantage of this utility model is that circuit boards of different specifications cannot be installed and disassembled without damaging the circuit board. Utility Model Content

[0004] The utility model aims to overcome the deficiency in the prior art that circuit boards of different specifications cannot be installed and removed without damaging the circuit boards, and provides a circuit board structure that is easy to install and remove and can install and remove circuit boards of different specifications without damaging the circuit boards.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A circuit board structure that is easy to disassemble and assemble comprises a circuit board, a first card connection strip and a second card connection strip, wherein the first card connection strip and the second card connection strip are both L-shaped and are respectively arranged on the left and right sides of the circuit board, and grooves are provided on the inner sides of the first card connection strip and the second card connection strip, and the left side surface, the right side surface and the rear side surface of the circuit board are respectively connected to the first card connection strip and the second card connection strip through the grooves, and the left end surface of the first card connection strip and the right end surface of the second card connection strip are connected.

[0007] When in use, first adjust the distance between the first and second card connecting strips according to the size of the circuit board, then the circuit board is clamped on the first and second card connecting strips along the groove, one side of the circuit board is hollowed out, which is convenient for plug-in circuit boards, and then fix the first and second card connecting strips after determining the distance, and finally install them according to the installation position and method using the installation parts on the first and second card connecting strips, thereby achieving the purpose of installing and removing circuit boards of different specifications without damaging the circuit boards.

[0008] Preferably, a movable bar 1 is provided on the L-shaped transverse section of the first clamping bar, and the first clamping bar is fixedly connected to the right end of the first clamping bar, and a movable bar 2 is provided on the L-shaped transverse section of the second clamping bar, and the second clamping bar is fixedly connected to the left end of the second clamping bar, and a fixing screw 1 is provided on the second clamping bar, and the left end face of the first clamping bar is clamped with the right end face of the second clamping bar through the fixing screw 1. The fixing screw 1 can fix the distance between the first clamping bar and the second clamping bar.

[0009] Preferably, a slide groove is provided on the rear end face of the movable bar 1, a slide bar is provided on the right end face of the movable bar 2, the slide bar is fixedly connected to the right end face of the movable bar 2, the slide bar is placed in the slide groove and is slidably connected to the movable bar 1 through the slide groove, a clamping groove is provided on the inner side face of the slide groove, a clamping strip is provided on the outer side face of the slide bar, the clamping strip corresponds to the clamping groove, the slide bar is clamped with the slide groove through the cooperation of the clamping strip and the clamping groove, a long hole is provided on the clamping strip, a screw hole block is provided in the long hole, the screw hole block is fixedly connected to the inner side face of the long hole, the fixing screw 1 contacts the front end face in the slide groove after passing through the screw hole block, and the clamping strip is fixedly connected to the slide groove through the fixing screw 1. The slide groove, clamping groove, clamping strip and slide bar are convenient for adjusting the distance between the movable bar 1 and the movable bar 2, and the screw hole block is convenient for fixing the fixing screw 1.

[0010] Preferably, the L-shaped vertical section of the first clamping strip and the L-shaped vertical section of the second clamping strip are both provided with movable fixing parts, and there are several movable fixing parts which are evenly distributed on the L-shaped vertical section of the first clamping strip and the L-shaped vertical section of the second clamping strip, and the movable fixing parts include a movable block, a hinge and two fixing screws, the inner side surface of the movable block is respectively placed on the outer side surface of the L-shaped vertical section of the first clamping strip and the outer side surface of the L-shaped vertical section of the second clamping strip, one end of the hinge is respectively fixedly connected to the lower end surface of the L-shaped vertical section of the first clamping strip and the lower end surface of the L-shaped vertical section of the second clamping strip, and the other end of the hinge is fixedly connected to the lower end surface of the movable block, and the two fixing screws pass through the movable block and the L-shaped vertical section of the first clamping strip and are placed in a groove to contact the right side surface of the circuit board, and the two fixing screws pass through the movable block and the L-shaped vertical section of the second clamping strip and are placed in a groove to contact the left side surface of the circuit board. The hinge allows the movable block to rotate according to the installation requirements.

[0011] Preferably, the outer side surface of the L-shaped vertical section of the first clamping strip and the outer side surface of the L-shaped vertical section of the second clamping strip are both provided with a plurality of screw holes 1, the screw holes 1 are connected with the groove, the movable block is provided with screw holes 2, the screw holes 1 correspond to the screw holes 2, the fixing screws 2 pass through the screw holes 1 and 2 and are placed in the groove to contact the circuit board. Hole 1 is convenient for fixing the circuit board by fixing screws 2, and screw holes 2 can be used as fixing holes.

[0012] Preferably, the groove is provided with a plurality of soft clips, which are respectively fixedly connected to the upper side and the lower side of the groove, and the circuit board is respectively clipped to the first clipping strip and the second clipping strip through the soft clips. The soft clips are suitable for circuit boards of different thicknesses to prevent the circuit boards from sliding.

[0013] The beneficial effects of the utility model are as follows: the circuit boards of different specifications can be installed and removed without damaging the circuit boards; the fixing screw 1 can fix the distance between the movable bar 1 and the movable bar 2; the slide groove, the clamping groove, the clamping strip and the slide bar are convenient for adjusting the distance between the movable bar 1 and the movable bar 2, and the screw hole block is convenient for fixing the fixing screw 1; the hinge can allow the movable block to rotate in a direction according to installation needs; the hole 1 is convenient for fixing the circuit board through the fixing screw 2, and the screw hole 2 can be used as a fixing hole; the soft clamping strip is suitable for circuit boards of different thicknesses to prevent the circuit boards from sliding. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a top view of the utility model;

[0016] Figure 3 yes Figure 2 AA cross-section diagram;

[0017] Figure 4 yes Figure 2 The cross-section of BB;

[0018] Figure 5 yes Figure 3 An enlarged view of detail C;

[0019] Figure 6 yes Figure 4 Detail of D.

[0020] In the figure: 1. circuit board, 2. card connection strip 1, 3. card connection strip 2, 4. movable strip 1, 5. movable strip 2, 6. fixing screw 1, 7. slide slot, 8. slide bar, 9. card slot, 10. card strip, 11. movable block, 12. hinge, 13. fixing screw 2, 14. screw hole 1, 15. screw hole 2, 16. groove, 17. soft card strip, 18. long hole, 19. screw hole block. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and specific implementation methods.

[0022] like Figure 1 , Figure 2 , Figure 4 and Figure 6 In an embodiment of the present invention, a circuit board structure that is easy to disassemble and assemble includes a circuit board 1, a card connection strip 1 2 and a card connection strip 2 3. The card connection strip 1 2 and the card connection strip 2 3 are both L-shaped and are respectively arranged on the left and right sides of the circuit board 1. The inner sides of the card connection strip 1 2 and the card connection strip 2 3 are provided with grooves 16. The left side, right side and rear side of the circuit board 1 are respectively carded with the card connection strip 1 2 and the card connection strip 2 3, and the left end face of the card connection strip 1 2 and the right end face of the card connection strip 2 3 through the grooves 16.

[0023] like Figure 1 , Figure 3 and Figure 5 As shown, a movable bar 14 is provided on the L-shaped transverse section of the clamping bar 12, and the clamping bar 12 is fixedly connected to the right end of the movable bar 14. A movable bar 25 is provided on the L-shaped transverse section of the clamping bar 23, and the clamping bar 23 is fixedly connected to the left end of the movable bar 25. A fixing screw 16 is provided on the movable bar 25, and the left end face of the movable bar 4 is clamped to the right end face of the movable bar 25 through the fixing screw 16.

[0024] like Figure 1 , Figure 3 and Figure 5 As shown, a slide groove 7 is provided on the rear end surface of the movable bar 1 4, and a slide bar 8 is provided on the right end surface of the movable bar 2 5. The slide bar 8 is fixedly connected to the right end surface of the movable bar 2 5. The slide bar 8 is placed in the slide groove 7 and is slidably connected to the movable bar 1 4 through the slide groove 7. A clamping groove 9 is provided on the inner side surface of the slide groove 7, and a clamping strip 10 is provided on the outer side surface of the slide bar 8. The clamping strip 10 corresponds to the clamping groove 9. The slide bar 8 is clamped with the slide groove 7 through the cooperation of the clamping strip 10 and the clamping groove 9. A long strip hole 18 is provided on the clamping strip 10, and a screw hole block 19 is provided in the long strip hole 18. The screw hole block 19 is fixedly connected to the inner side surface of the long strip hole 18. After the fixing screw 1 6 passes through the screw hole block 19, it contacts the front end surface in the slide groove 7, and the clamping strip 10 is fixedly connected to the slide groove 7 through the fixing screw 1 6.

[0025] like Figure 1 , Figure 4 and Figure 6 As shown, both the L-shaped vertical section of the first clamping strip 2 and the L-shaped vertical section of the second clamping strip 3 are provided with movable fixing parts, and there are a plurality of movable fixing parts which are evenly distributed on the L-shaped vertical section of the first clamping strip 2 and the L-shaped vertical section of the second clamping strip 3, respectively. The movable fixing parts include a movable block 11, a hinge 12 and a fixing screw 2 13. The inner side surface of the movable block 11 is respectively placed on the outer side surface of the L-shaped vertical section of the first clamping strip 2 and the outer side surface of the L-shaped vertical section of the second clamping strip 3, and one end of the hinge 12 is They are respectively fixedly connected to the lower end faces of the L-shaped vertical sections of the first clamping strip 2 and the second clamping strip 3, the other end of the hinge 12 is fixedly connected to the lower end face of the movable block 11, the second fixing screw 13 passes through the movable block 11 and the L-shaped vertical section of the first clamping strip 2 and is placed in the groove 16 to contact the right side face of the circuit board 1, and the second fixing screw 13 passes through the movable block 11 and the L-shaped vertical section of the second clamping strip 3 and is placed in the groove 16 to contact the left side face of the circuit board 1.

[0026] like Figure 4 and Figure 6 As shown, the outer side surface of the L-shaped vertical section of the clamping strip 1 2 and the outer side surface of the L-shaped vertical section of the clamping strip 2 3 are provided with a plurality of screw holes 14, screw holes 14, screw holes 14 are connected with the groove 16, and the movable block 11 is provided with screw holes 15, screw holes 14 and screw holes 15 correspond to each other, and the fixing screws 2 13 pass through the screw holes 14 and 15 and are placed in the groove 16 and then contact the circuit board 1.

[0027] like Figures 4 to 6 As shown, a plurality of soft clamping strips 17 are provided in the groove 16 , and the soft clamping strips 17 are respectively fixedly connected to the upper side and the lower side of the groove 16 , and the circuit board 1 is respectively clamped with the clamping strip 1 2 and the clamping strip 2 3 through the soft clamping strips 17 .

[0028] When in use, first adjust the distance between the card strip 1 2 and the card strip 2 3 according to the size of the circuit board 1 using the slide groove 7 on the movable strip 1 4 and the slide bar 8 on the movable strip 2 5. The card groove 9 and the card strip 10 can ensure that the slide bar 8 will not be separated from the slide groove 7. Then the circuit board 1 is clamped on the card strip 1 2 and the card strip 2 3 along the groove 16 and the soft card strip 17. One side of the circuit board 1 is hollowed out to facilitate the plug-in circuit board 1. Then, after determining the distance, fix the movable strip 1 4 and the movable strip 2 5 to the screw hole block 1 through the fixing screw 1 6. 9 is pressed against the inner wall of the slide groove 7 to complete the fixation. The screw hole block 19 can be fixed at any position in the long hole according to the distance requirement and then fixed. Before installation, it is generally fixed with a fixing screw 2 13 passing through the screw hole 14 and the screw hole 2 15. When installation is required, the movable block 11 is rotated to a suitable position through the hinge 12 and installed through the screw hole 2 15 according to the installation position and method, and the fixing screw 2 13 needs to pass through the screw hole 14 to fix the side of the circuit board 1, thereby achieving the purpose of installing and removing circuit boards of different specifications without damaging the circuit boards.

Claims

1. A circuit board structure that is easy to disassemble and assemble, characterized in that: The invention comprises a circuit board (1), a first card connection strip (2) and a second card connection strip (3); the first card connection strip (2) and the second card connection strip (3) are both L-shaped and are respectively arranged on the left and right sides of the circuit board (1); the inner sides of the first card connection strip (2) and the second card connection strip (3) are both provided with grooves (16); the left side surface, the right side surface and the rear side surface of the circuit board (1) are respectively connected to the first card connection strip (2) and the second card connection strip (3) through the grooves (16); the left end surface of the first card connection strip (2) and the right end surface of the second card connection strip (3) are connected by clamping.

2. A circuit board structure that is easy to disassemble and assemble according to claim 1, characterized in that: A movable bar (4) is provided on the L-shaped transverse section of the clamping bar (2), and the clamping bar (2) is fixedly connected to the right end of the movable bar (4). A movable bar (5) is provided on the L-shaped transverse section of the clamping bar (3), and the clamping bar (3) is fixedly connected to the left end of the movable bar (5). A fixing screw (6) is provided on the movable bar (5), and the left end face of the movable bar (4) is clamped to the right end face of the movable bar (5) through the fixing screw (6).

3. A circuit board structure that is easy to disassemble and assemble according to claim 2, characterized in that: A slide groove (7) is provided on the rear end surface of the movable bar 1 (4), a slide bar (8) is provided on the right end surface of the movable bar 2 (5), the slide bar (8) is fixedly connected to the right end surface of the movable bar 2 (5), the slide bar (8) is placed in the slide groove (7) and is slidably connected to the movable bar 1 (4) through the slide groove (7), a clamping groove (9) is provided on the inner side surface of the slide groove (7), a clamping strip (10) is provided on the outer side surface of the slide bar (8), and the clamping strip (10) corresponds to the clamping groove (9). The slide bar (8) is clamped with the slide groove (7) through the cooperation of the clamping bar (10) and the clamping groove (9); the clamping bar (10) is provided with a long hole (18); a screw hole block (19) is provided in the long hole (18); the screw hole block (19) is fixedly connected to the inner side surface of the long hole (18); the fixing screw (6) passes through the screw hole block (19) and contacts the front end surface in the slide groove (7); the clamping bar (10) is fixedly connected to the slide groove (7) through the fixing screw (6).

4. The circuit board structure that is easy to disassemble and assemble according to claim 1 is characterized in that: The L-shaped vertical section of the first clamping strip (2) and the L-shaped vertical section of the second clamping strip (3) are both provided with movable fixing parts. The movable fixing parts are in a plurality and are evenly distributed on the L-shaped vertical section of the first clamping strip (2) and the L-shaped vertical section of the second clamping strip (3). The movable fixing parts include a movable block (11), a hinge (12) and a second fixing screw (13). The inner side surface of the movable block (11) is respectively placed on the outer side surface of the L-shaped vertical section of the first clamping strip (2) and the outer side surface of the L-shaped vertical section of the second clamping strip (3). One end of the hinge (12) is respectively connected to the outer side surface of the L-shaped vertical section of the first clamping strip (2) and the outer side surface of the L-shaped vertical section of the second clamping strip (3). The lower end surface of the L-shaped vertical section of the first clamping strip (2) and the lower end surface of the L-shaped vertical section of the second clamping strip (3) are fixedly connected, the other end of the hinge (12) is fixedly connected to the lower end surface of the movable block (11), the second fixing screw (13) passes through the movable block (11) and the L-shaped vertical section of the first clamping strip (2) and is placed in the groove (16) to contact the right side surface of the circuit board (1), and the second fixing screw (13) passes through the movable block (11) and the L-shaped vertical section of the second clamping strip (3) and is placed in the groove (16) to contact the left side surface of the circuit board (1).

5. The circuit board structure that is easy to disassemble and assemble according to claim 4 is characterized in that: The outer side surfaces of the L-shaped vertical sections of the first clamping strip (2) and the outer side surfaces of the L-shaped vertical sections of the second clamping strip (3) are both provided with a plurality of first screw holes (14), the first screw holes (14) being connected to the grooves (16), the movable block (11) being provided with second screw holes (15), the first screw holes (14) corresponding to the second screw holes (15), the second fixing screws (13) passing through the first screw holes (14) and the second screw holes (15) and then placed in the grooves (16) to contact the circuit board (1).

6. The circuit board structure that is easy to disassemble and assemble according to claim 1 is characterized in that: A plurality of soft clamping strips (17) are arranged in the groove (16), and the soft clamping strips (17) are respectively fixedly connected to the upper side surface and the lower side surface in the groove (16), and the circuit board (1) is respectively clamped to the first clamping strip (2) and the second clamping strip (3) through the soft clamping strips (17).

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