CN213403882U

CN213403882U - Installation fixing device of combined circuit board

Info

Publication number: CN213403882U
Application number: CN202022393529.8U
Authority: CN
Inventors: 徐新瑜
Original assignee: Jiangsu Weibang Electronic Co ltd
Current assignee: Jiangsu Weibang Electronic Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-06-08
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a combined circuit board mounting and fixing device, which comprises a base and a fixing platform, wherein a base sliding groove is arranged at the upper end of a base shell, two sides of a shrink plate are provided with shrink plate sliding blocks, the shrink plate sliding blocks are clamped into the base sliding groove and are drawn out during maintenance, thereby achieving convenient maintenance and convenient disassembly and assembly, the shrink plate is provided with three sliding grooves, a threaded rod is arranged in one sliding groove, the threaded rod is rotated, the sliding block and a threaded hole block drive a fixing component to move in the sliding groove, the distance between two groups of fixing components is adjusted, thereby leading the device to mount and fix circuit boards with different sizes, the lower end of the threaded rod is provided with a clamping groove, the clamping groove is embedded into the clamping groove, a screw is rotated to adjust the distance between a first fixing block and a second fixing block so as to clamp the circuit boards, and the first rubber layer and, therefore, the circuit board is more stable and is not easy to deviate and loosen.

Description

Installation fixing device of combined circuit board

Technical Field

The utility model relates to a circuit board technical field specifically is a modular circuit board's installation fixing device.

Background

The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminium nitride ceramic circuit board, PCB board, aluminium base board, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printing (copper etching technique) circuit board etc. the circuit board makes the circuit miniaturisation, the intuitionistic, plays important role to the batch production of fixed circuit and optimization with electrical apparatus overall arrangement, consequently, the demand to the installation fixing device of circuit board is growing day by day.

When the circuit board is maintained, the circuit board on the device is inconvenient to disassemble and assemble, the circuit boards with different sizes cannot be installed and fixed on the device, and the circuit board on the device is easy to deviate and loosen.

Aiming at the problems, the prior device is improved, and a mounting and fixing device of a combined circuit board is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an installation fixing device of modular circuit board adopts this device to work to when having solved maintenance circuit board in the above-mentioned background, the circuit board dismouting on the device is inconvenient, can't install the circuit board of fixed variation in size on the device, and the easy skew of circuit board on the device and not hard up problem.

In order to achieve the above object, the utility model provides a following technical scheme: the mounting and fixing device of the combined circuit board comprises a base and a fixing table, wherein the fixing table is arranged on the base, the base comprises a base shell, fixing threaded holes and a base sliding groove, the fixing threaded holes are formed in two sides of the base shell, and the base sliding groove is formed in the upper end of the base shell;

the fixed station comprises a contraction assembly and a fixed assembly, and the contraction assembly is provided with the fixed assembly.

Furthermore, shrink subassembly includes shrink board, shrink board slider, spout and threaded rod, and the both sides of shrink board are provided with shrink board slider, and the shrink board is provided with three spout, and is provided with the threaded rod in one of them spout.

Further, the fixed subassembly includes first fixed block, second fixed block and screw, and the downside of first fixed block is provided with the second fixed block, and the screw runs through first fixed block and is connected with the second fixed block.

Further, the first fixed block includes first fixed plate, first rubber layer and screw hole, and the lower extreme of first fixed plate is provided with first rubber layer, and the screw hole runs through first fixed plate and first rubber layer.

Further, the second fixed block comprises a second fixed plate, a second rubber layer, sliders, threaded hole squares and bayonets, the second rubber layer is arranged at the upper end of the second fixed plate, the two sliders and the threaded hole squares are arranged at the lower end of the second fixed plate, the bayonets are arranged on the second fixed plate, and the bayonets penetrate through the second rubber layer.

Further, the screw includes screw rod, screw thread and draw-in groove, and the periphery of screw rod is provided with the screw thread, and the lower extreme of screw rod is provided with the draw-in groove.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a pair of modular circuit board's installation fixing device is provided with fixing thread hole through the both sides at base housing, and base housing's upper end is provided with the base spout, and the both sides of shrink board are provided with the shrink board slider, and during the shrink board slider card was gone into the base spout, take out during the maintenance to reach convenient maintenance, make things convenient for the dismouting.

2. The utility model provides a pair of modular circuit board's installation fixing device, through be provided with fixed subassembly on shrink subassembly, the shrink board is provided with three spout, and is provided with the threaded rod in one of them spout, and the lower extreme of second fixed plate is provided with two sliders and screw hole square, and during the spout was gone into to the slider card, the rotation threaded rod, slider and screw hole square driven fixed subassembly in the spout and removed, adjusted the distance between two sets of fixed subassemblies to make the device can install the circuit board of fixed equidimension not.

3. The utility model provides a mounting and fixing device of a combined circuit board, a second fixed block is arranged at the lower side of a first fixed block, a screw penetrates through the first fixed block and is connected with the second fixed block, a first rubber layer is arranged at the lower end of the first fixed plate, a threaded hole penetrates through the first fixed plate and the first rubber layer, a second rubber layer is arranged at the upper end of the second fixed plate, two sliding blocks and a threaded hole square block are arranged at the lower end of the second fixed plate, a bayonet is arranged on the second fixed plate, the bayonet penetrates through the second rubber layer, threads are arranged on the periphery of the screw rod, a clamping groove is arranged at the lower end of the screw rod and is embedded into the bayonet, the screw is rotated to adjust the distance between the first fixing block and the second fixing block so as to clamp the circuit board, and the first rubber layer and the second rubber layer can increase the friction force on the circuit board, so that the circuit board is more stable and is not easy to deviate and loosen.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the base of the present invention;

fig. 3 is a schematic view of the three-dimensional structure of the fixing table of the present invention;

fig. 4 is a sectional view of the fixing member of the present invention.

In the figure: 1. a base; 11. a base housing; 12. fixing the threaded hole; 13. a base chute; 2. a fixed table; 21. a retraction assembly; 211. a shrink plate; 212. a shrink plate slider; 213. a chute; 214. a threaded rod; 22. a fixing assembly; 221. a first fixed block; 2211. a first fixing plate; 2212. a first rubber layer; 2213. a threaded hole; 222. a second fixed block; 2221. a second fixing plate; 2222. a second rubber layer; 2223. A slider; 2224. a threaded hole square; 2225. a bayonet; 223. a screw; 2231. a screw; 2232. a thread; 2233. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, an installation fixing device for a combined circuit board includes a base 1 and a fixing table 2, the fixing table 2 is disposed on the base 1, the base 1 includes a base shell 11, fixing threaded holes 12 and a base sliding groove 13, the fixing threaded holes 12 are disposed on two sides of the base shell 11, the base sliding groove 13 is disposed on the upper end of the base shell 11, shrink plate sliders 212 are disposed on two sides of a shrink plate 211, the shrink plate sliders 212 are clamped into the base sliding groove 13, and the shrink plate sliders are drawn out during maintenance, so that maintenance and disassembly are facilitated.

Referring to fig. 3, a fixing device for mounting a combined circuit board, a fixing table 2 includes a contraction component 21 and a fixing component 22, the contraction component 21 is provided with the fixing component 22, the contraction component 21 includes a contraction plate 211, contraction plate sliders 212, sliding grooves 213 and a threaded rod 214, the contraction plate 211 is provided with the contraction plate sliders 212 on two sides, the contraction plate 211 is provided with the three sliding grooves 213, and one of the sliding grooves 213 is provided with the threaded rod 214, the lower end of a second fixing plate 2221 is provided with two sliders 2223 and a threaded hole block 2224, the sliders 2223 are clamped in the sliding grooves 213, the threaded rod 214 is rotated, the sliders 2223 and the threaded hole block 2224 drive the fixing component 22 to move in the sliding grooves 213, so as to adjust the distance between the two sets of fixing components, thereby the device can be used for installing and fixing circuit boards with different sizes.

Referring to fig. 4, a fixing assembly 22 of a combined circuit board includes a first fixing block 221, a second fixing block 222 and a screw 223, the second fixing block 222 is disposed at a lower side of the first fixing block 221, the screw 223 penetrates the first fixing block 221 and is connected to the second fixing block 222, the fixing assembly 22 includes the first fixing block 221, the second fixing block 222 and the screw 223, the second fixing block 222 is disposed at a lower side of the first fixing block 221, the screw 223 penetrates the first fixing block 221 and is connected to the second fixing block 222, the first fixing block 221 includes a first fixing plate 2211, a first rubber layer 2212 and a screw hole 2213, the first fixing plate 2211 is disposed at a lower end thereof with a first rubber layer 2212, the screw hole 2213 penetrates the first fixing plate 2211 and the first rubber layer 2212, the second fixing block 222 includes a second fixing plate 2221, a second rubber layer 2222, a slider 2223, a square 2224 and a bayonet 2225, a second rubber layer 2222 is disposed at the upper end of the second fixing plate 2221, two sliding blocks 2223 and a threaded hole block 2224 are disposed at the lower end of the second fixing plate 2221, a bayonet 2225 is disposed on the second fixing plate 2221, the bayonet 2225 penetrates through the second rubber layer 2222, the screw 223 includes a screw 2231, a thread 2232 and a slot 2233, the screw 2231 is disposed at the outer circumference thereof, the slot 2233 is disposed at the lower end of the screw 2231, the second fixing block 222 is disposed at the lower side of the first fixing block 221, the screw 223 penetrates through the first fixing block 221 and is connected with the second fixing block 222, the first rubber layer 2212 is disposed at the lower end of the first fixing plate 2211, the threaded hole 2213 penetrates through the first fixing plate 2211 and the first rubber layer 2212, the second rubber layer 2222 is disposed at the upper end of the second fixing plate 2221, the two sliding blocks 2223 and the threaded hole block 2224 are disposed at the lower end of the second fixing plate 2221, the bayonet 2225 is, the screw 2232 is arranged on the periphery of the screw 2231, the clamping groove 2233 is arranged at the lower end of the screw 2231, the clamping groove 2233 is embedded in the bayonet 2225, the screw 223 is rotated to adjust the distance between the first fixing block 221 and the second fixing block 222 so as to clamp the circuit board, and the first rubber layer 2212 and the second rubber layer 2222 can increase the friction force on the circuit board, so that the circuit board is more stable and is not easy to shift and loosen.

In summary, the following steps: the utility model provides an installation fixing device of combined circuit board, through being provided with fixed screw hole 12 in the both sides of base casing 11, the upper end of base casing 11 is provided with base spout 13, the both sides of shrink board 211 are provided with shrink board slider 212, shrink board slider 212 card is gone into in base spout 13, take out during the maintenance, thereby reach and facilitate the maintenance, make things convenient for dismouting, be provided with fixed subassembly 22 on shrink subassembly 21, shrink board 211 is provided with three spout 213, and be provided with threaded rod 214 in one of spout 213, the lower extreme of second fixed plate 2221 is provided with two sliders 2223 and screw hole square 2224, slider 2223 card is gone into in spout 213, rotate threaded rod 214, slider 2223 and screw hole square 2224 drive fixed subassembly 22 to move in spout 213, adjust the distance between two sets of fixed subassemblies 22, thereby make the device can install the fixed circuit board of equidimension not, a second fixed block 222 is arranged at the lower side of the first fixed block 221, a screw 223 penetrates through the first fixed block 221 and is connected with the second fixed block 222, a first rubber layer 2212 is arranged at the lower end of a first fixed plate 2211, a threaded hole 2213 penetrates through the first fixed plate 2211 and the first rubber layer 2212, a second rubber layer 2222 is arranged at the upper end of the second fixed plate 2221, two sliders 2223 and a threaded hole square 2224 are arranged at the lower end of the second fixed plate 2221, a bayonet 2225 is arranged on the second fixed plate 2221, the bayonet 2225 penetrates through the second rubber layer 2222, a thread 2232 is arranged at the outer periphery of the screw 2231, a slot 2233 is arranged at the lower end of the screw 2231, the slot 2233 is embedded in the bayonet 2225, the screw 223 is rotated to adjust the distance between the first fixed block 221 and the second fixed block 222 so as to clamp the circuit board, and the first rubber layer 2212 and the second rubber layer 222, not easy to shift and loosen.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a modular circuit board's installation fixing device, includes base (1) and fixed station (2), be provided with fixed station (2) on base (1), its characterized in that: the base (1) comprises a base shell (11), fixing threaded holes (12) and a base sliding groove (13), the fixing threaded holes (12) are formed in two sides of the base shell (11), and the base sliding groove (13) is formed in the upper end of the base shell (11);

the fixed station (2) comprises a contraction assembly (21) and a fixed assembly (22), and the contraction assembly (21) is provided with the fixed assembly (22).

2. The mounting and fixing device of the combined circuit board as claimed in claim 1, wherein: the retractable assembly (21) comprises a retractable plate (211), retractable plate sliding blocks (212), sliding grooves (213) and a threaded rod (214), the retractable plate sliding blocks (212) are arranged on two sides of the retractable plate (211), the retractable plate (211) is provided with three sliding grooves (213), and the threaded rod (214) is arranged in one of the sliding grooves (213).

3. The mounting and fixing device of the combined circuit board as claimed in claim 1, wherein: the fixing component (22) comprises a first fixing block (221), a second fixing block (222) and a screw (223), the second fixing block (222) is arranged on the lower side of the first fixing block (221), and the screw (223) penetrates through the first fixing block (221) and is connected with the second fixing block (222).

4. The mounting and fixing device of the combined circuit board as claimed in claim 3, wherein: the first fixing block (221) comprises a first fixing plate (2211), a first rubber layer (2212) and a threaded hole (2213), the first rubber layer (2212) is arranged at the lower end of the first fixing plate (2211), and the threaded hole (2213) penetrates through the first fixing plate (2211) and the first rubber layer (2212).

5. The mounting and fixing device of the combined circuit board as claimed in claim 3, wherein: the second fixing block (222) comprises a second fixing plate (2221), a second rubber layer (2222), a sliding block (2223), a threaded hole square block (2224) and a bayonet (2225), the second rubber layer (2222) is arranged at the upper end of the second fixing plate (2221), the two sliding blocks (2223) and the threaded hole square block (2224) are arranged at the lower end of the second fixing plate (2221), the bayonet (2225) is arranged on the second fixing plate (2221), and the bayonet (2225) penetrates through the second rubber layer (2222).

6. The mounting and fixing device of the combined circuit board as claimed in claim 3, wherein: the screw (223) comprises a screw rod (2231), a thread (2232) and a clamping groove (2233), the thread (2232) is arranged on the periphery of the screw rod (2231), and the clamping groove (2233) is arranged at the lower end of the screw rod (2231).