CN215379326U - Printed circuit board convenient to maintain - Google Patents

Abstract

The utility model discloses a printed circuit board convenient to maintain, and relates to the technical field of circuit boards. The clamping mechanism mainly comprises a mounting plate, wherein one side of the mounting plate is provided with a clamping groove, a circuit board is arranged in the clamping groove, two symmetrical grooves are formed in the mounting plate and are respectively positioned on two opposite sides of the circuit board, clamping mechanisms used for clamping the circuit board are arranged in the two grooves respectively, each clamping mechanism comprises a sliding block which is arranged in the corresponding groove in a sliding mode, a spring is connected between the sliding block and the inner wall of the corresponding groove, and a device block which is abutted against the circuit board is arranged on one side of the sliding block. When the circuit board clamping device is installed, the device blocks on the two sides are pulled open, the circuit board is placed in the clamping groove, then the device blocks are loosened, the two device blocks respectively abut against the two opposite sides of the circuit board under the elastic force of the spring to clamp and fix the circuit board, and when the circuit board clamping device is disassembled, the two device blocks are pulled open, so that the circuit board clamping device is convenient to install and disassemble.

Description

Printed circuit board convenient to maintain

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a printed circuit board convenient to maintain.

Background

The circuit board is named as a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high-frequency board, a thick copper board, an impedance board, a PCB, an ultra-thin circuit board, a printed (copper etching technology) circuit board and the like. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The circuit board can be called as a printed circuit board or a printed circuit board, and the FPC circuit board is also called as a flexible printed circuit board which is made of polyimide or polyester film as a base material and has high reliability and excellent flexibility. The high-density light-weight LED lamp has the characteristics of high wiring density, light weight, thin thickness and good bending property.

As an electronic component, the circuit board needs to be maintained regularly along with the increase of the service life, the existing circuit board is fixed by screws during installation, the installation and the disassembly are inconvenient, and the screws can damage the circuit board.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: to solve the problems of the background art, the present invention provides a printed circuit board that is easy to maintain.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a printed circuit board convenient to maintain, includes the mounting panel, the inside of draw-in groove and draw-in groove is seted up to one side of mounting panel is provided with the circuit board, set up two symmetrical recesses on the mounting panel, two the recess is located respectively the both sides that the circuit board is relative, two the inside of recess all is provided with and is used for the centre gripping the fixture of circuit board, fixture is including sliding the setting and is in the inside slider of recess, the slider with be connected with the spring between the inner wall of recess, one side of slider install with the inconsistent device piece of circuit board.

Preferably, a guide rod is connected between the two opposite inner walls of the groove, the sliding block is movably sleeved on the guide rod, and the spring is movably sleeved on the guide rod.

Preferably, the device block comprises an installation block installed on one side of the sliding block, two clamping blocks used for abutting against the circuit board are movably installed on one side of the installation block, and a driving portion used for driving the two clamping blocks to move towards or away from each other is arranged on the installation block.

Preferably, the mounting groove has been seted up to one side of installation piece, the drive division is installed including rotating installation pole between the two relative inner walls of mounting groove, be provided with positive screw thread and anti-thread on the installation pole, two all install the connecting block on the clamp splice, two the connecting block respectively with positive screw thread, anti-thread connection on the installation pole, the cover is equipped with the worm wheel on the installation pole, rotate on the inner wall of installation piece install with worm wheel engaged with worm, the other end activity of worm runs through the knob is just installed to the installation piece.

Preferably, the connecting block is slidably connected with the inner wall of the mounting groove.

Preferably, the clamping block consists of three mutually perpendicular plate bodies.

Preferably, the mounting block is provided with a push-pull handle.

The utility model provides a printed circuit board convenient to maintain, which mainly comprises a mounting plate, wherein one side of the mounting plate is provided with a clamping groove, a circuit board is arranged in the clamping groove, the mounting plate is provided with two symmetrical grooves, the two grooves are respectively positioned at two opposite sides of the circuit board, clamping mechanisms for clamping the circuit board are respectively arranged in the two grooves, each clamping mechanism comprises a sliding block which is arranged in the corresponding groove in a sliding manner, a spring is connected between the sliding block and the inner wall of the corresponding groove, and a device block which is abutted against the circuit board is arranged at one side of the sliding block. When the circuit board clamping device is installed, the device blocks on the two sides are pulled open, the circuit board is placed in the clamping groove, then the device blocks are loosened, the two device blocks respectively abut against the two opposite sides of the circuit board under the elastic force of the spring to clamp and fix the circuit board, and when the circuit board clamping device is disassembled, the two device blocks are pulled open, so that the circuit board clamping device is convenient to install and disassemble.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of FIG. 1 of the present invention;

FIG. 3 is a top view of FIG. 1 in accordance with the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 2 in accordance with the present invention;

FIG. 6 is a cross-sectional view taken along line C-C of FIG. 2 in accordance with the present invention;

FIG. 7 is a cross-sectional view taken along line D-D of FIG. 3 in accordance with the present invention;

fig. 8 is a cross-sectional view taken along the line E-E of fig. 3 in accordance with the present invention.

In fig. 1-8:

1. mounting a plate; 2. a circuit board; 3. a slider; 4. a spring; 5. a device block; 11. a card slot; 12. a groove; 13. a guide bar; 51. mounting blocks; 52. a clamping block; 53. a drive section; 54. mounting grooves; 511. pushing and pulling the handle; 521. connecting blocks; 531. mounting a rod; 532. a worm gear; 533. a worm; 534. a knob.

Detailed Description

When the printed circuit board is installed, the device blocks on two sides are pulled open, the circuit board is placed in the clamping groove, then the device blocks are loosened, the two device blocks respectively abut against two opposite sides of the circuit board under the elastic force of the spring, the circuit board is clamped and fixed, and when the printed circuit board is disassembled, the two device blocks are pulled open, so that the printed circuit board is convenient to install and disassemble, and the problem in the field at the present stage is solved.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the utility model described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the utility model described in the claims.

Fig. 1 to fig. 8 show a printed circuit board convenient for maintenance according to this embodiment; mainly comprises a mounting plate 1, the mounting plate 1 is arranged on electrical equipment, one side of the mounting plate 1 is provided with a clamping groove 11, a circuit board 2 is arranged in the clamping groove 11, the size of the clamping groove 11 is matched with the size of the circuit board 2, the mounting plate 1 is provided with two symmetrical grooves 12, the two grooves 12 are respectively positioned at two opposite sides of the circuit board 2, clamping mechanisms for clamping the circuit board 2 are respectively arranged in the two grooves 12, each clamping mechanism comprises a sliding block 3 which is arranged in the corresponding groove 12 in a sliding manner, a spring 4 is connected between the sliding block 3 and the inner wall of the corresponding groove 12, one side of the sliding block 3 is provided with a device block 5 which is in contact with the circuit board 2, when the device is installed, the two sliding blocks 3 are pulled to enable the two sliding blocks 3 to be deviated from each other, the spring 4 is compressed to generate elastic force, then the circuit board 2 is placed in the clamping groove 11, the two sliding blocks 3 are loosened, under the elastic force of the spring 4, the two sliding blocks 3 move oppositely, the device blocks 5 on the two sliding blocks 3 are abutted to the two opposite sides of the circuit board 2, the circuit board 2 is clamped and fixed, and when the circuit board 2 is dismounted, the two sliding blocks 3 are pulled, so that the two sliding blocks 3 are separated.

Further, referring to fig. 2 and 4, a guide rod 13 is connected between two opposite inner walls of the groove 12, the slider 3 is movably sleeved on the guide rod 13, the spring 4 is movably sleeved on the guide rod 13, and the guide rod 13 is used for guiding, in this embodiment, three guide rods 13 are disposed in the same groove 12, and the number of the springs 4 is three, so that the clamping effect is better.

Referring to fig. 2, in order to improve the effect of clamping and fixing the circuit board 2, the device block 5 includes an installation block 51 installed on one side of the slider 3, two clamping blocks 52 for abutting against the circuit board 2 are movably installed on one side of the installation block 51, a driving portion 53 for driving the two clamping blocks 52 to move in opposite directions or in opposite directions is arranged on the installation block 51, the driving portion 53 drives the two clamping blocks 52 to move, and the clamping blocks abut against the other two sides of the circuit board 2, so as to ensure the stability of clamping and fixing the circuit board 2.

Further, referring to fig. 3, 4, 7 and 8, a mounting groove 54 is formed on one side of the mounting block 51, the driving portion 53 includes a mounting rod 531 rotatably mounted between two opposite inner walls of the mounting groove 54, the mounting rod 531 is provided with a positive thread and a negative thread, the two clamping blocks 52 are both provided with connecting blocks 521, the two connecting blocks 521 are respectively connected with the positive thread and the negative thread on the mounting rod 531, the connecting blocks 521 are slidably connected with the inner walls of the mounting groove 54 to ensure the smoothness of movement of the connecting blocks 521, the mounting rod 531 is sleeved with a worm wheel 532, a worm 533 engaged with the worm wheel 532 is rotatably mounted on the inner wall of the mounting block 51, the other end of the worm 533 movably penetrates through the mounting block 51 and is provided with a knob 534, under the elastic force of the spring 4, the mounting block 51 contacts with one side of the circuit board 2, the worm 533 drives the worm wheel 532 to rotate by rotating the knob 534, the worm wheel 532 drives the sleeved mounting rod 531 to rotate, because two connecting blocks 521 are respectively connected with the mounting rod 531 through the positive threads and the negative threads, the two clamping blocks 52 move in opposite directions and contact with the other two sides of the circuit board 2, and the clamping and fixing effects are improved.

Referring to fig. 2, 3 and 6, the clamping block 52 is composed of three perpendicular plate bodies, and three opposite side surfaces of the clamping block 52 are respectively contacted with three perpendicular side surfaces of the circuit board 2, so that the circuit board 2 can be well fixed.

Referring to fig. 3, the mounting block 51 is provided with a push-pull handle 511, which facilitates the movement of the mounting block 51 and the disassembly and assembly of the circuit board 2.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. The utility model provides a printed circuit board convenient to maintain, its characterized in that, includes mounting panel (1), the inside of draw-in groove (11) and draw-in groove (11) has been seted up to one side of mounting panel (1) is provided with circuit board (2), set up two symmetrical recess (12) on mounting panel (1), two recess (12) are located respectively circuit board (2) relative both sides, two the inside of recess (12) all is provided with and is used for the centre gripping the fixture of circuit board (2), fixture sets up including sliding slider (3) inside recess (12), slider (3) with be connected with spring (4) between the inner wall of recess (12), install one side of slider (3) with inconsistent device piece (5) of circuit board (2).

2. The easy-to-maintain printed circuit board as claimed in claim 1, wherein a guide rod (13) is connected between two opposite inner walls of the groove (12), the sliding block (3) is movably sleeved on the guide rod (13), and the spring (4) is movably sleeved on the guide rod (13).

3. The printed circuit board convenient to maintain according to claim 1, wherein the device block (5) comprises a mounting block (51) mounted on one side of the slider (3), two clamping blocks (52) used for being abutted against the circuit board (2) are movably mounted on one side of the mounting block (51), and a driving portion (53) used for driving the two clamping blocks (52) to move towards or away from each other is arranged on the mounting block (51).

4. The printed circuit board convenient to maintain as claimed in claim 3, wherein a mounting groove (54) is formed in one side of the mounting block (51), the driving portion (53) comprises a mounting rod (531) rotatably mounted between two opposite inner walls of the mounting groove (54), the mounting rod (531) is provided with a positive thread and a negative thread, two clamping blocks (52) are respectively provided with a connecting block (521), the two connecting blocks (521) are respectively connected with the positive thread and the negative thread on the mounting rod (531), the mounting rod (531) is sleeved with a worm wheel (532), a worm (533) meshed with the worm wheel (532) is rotatably mounted on the inner wall of the mounting block (51), and the other end of the worm (533) movably penetrates through the mounting block (51) and is provided with a knob (534).

5. A printed circuit board for facilitating maintenance according to claim 4, wherein the connection block (521) is slidably coupled to an inner wall of the mounting groove (54).

6. A printed circuit board for facilitating maintenance according to claim 4, characterized in that the clamping block (52) consists of three mutually perpendicular plate bodies.

7. A printed circuit board for facilitating maintenance according to claim 4, wherein the mounting block (51) is provided with a push-pull handle (511).

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