CN219124429U

CN219124429U - Shockproof circuit board

Info

Publication number: CN219124429U
Application number: CN202223452966.8U
Authority: CN
Inventors: 何均
Original assignee: Foshan Huachuan Electronic Co ltd
Current assignee: Foshan Huachuan Electronic Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-06-02
Anticipated expiration: 2032-12-23

Abstract

The utility model provides a shockproof circuit board. The shockproof circuit board comprises a shell; the circuit board body is arranged on the shell; the damping cylinders are symmetrically arranged at the bottom of the shell; the mounting frames are symmetrically arranged on the corresponding shock absorption cylinders; the limiting and fixing mechanism is arranged on the shell. The shockproof circuit board provided by the utility model has the advantages that when the circuit board body is subjected to vibration, the circuit board body can adaptively move up and down to play a shockproof role, and the components are prevented from loosening and falling off due to vibration.

Description

Shockproof circuit board

Technical Field

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

Background

As is well known, a circuit board is a product capable of replacing complex wiring to realize electrical connection between elements in a circuit, and the circuit board is widely used, so that not only is assembly and welding work of electronic products simplified, but also wiring workload in a traditional mode is reduced

The existing circuit board adopts the fixed circuit board body of installing frame more, then installs the circuit board body inside the machine, and at machine operation or removal in-process, the circuit board body can shake vibrations along with the machine, and the component on the circuit board body is easy because of vibrations are not hard up drops, can lead to the circuit board body damage unable use.

Therefore, it is necessary to provide a new shockproof circuit board to solve the above technical problems.

Disclosure of Invention

The utility model solves the technical problem of providing the shockproof circuit board which can adaptively move up and down to play a shockproof role when the circuit board body is subjected to vibration and prevent components from loosening and falling off due to vibration.

In order to solve the above technical problems, the shockproof circuit board provided by the present utility model includes: a housing; the circuit board body is arranged on the shell; the damping cylinders are symmetrically arranged at the bottom of the shell; the mounting frames are symmetrically arranged on the corresponding shock absorption cylinders; the limiting and fixing mechanism is arranged on the shell.

Preferably, the limiting and fixing mechanism comprises a first limiting plate, a mounting plate, a guide rod, a second limiting plate and a screw rod, wherein the first limiting plate and the mounting plate are fixedly installed at the top of the shell, the guide rod is slidably installed on the mounting plate, the second limiting plate is fixedly installed at one end of the guide rod, the screw rod is installed on the mounting plate, and one end of the screw rod is rotatably connected with the second limiting plate.

Preferably, the shock-absorbing cylinder comprises a mounting cylinder, a damping block, a shock-absorbing spring and a sliding rod, wherein the mounting cylinder is arranged below the shell, the bottom of the mounting cylinder is fixedly connected with the mounting frame, the damping block is arranged in the mounting cylinder, the shock-absorbing spring is arranged on the damping block, the sliding rod is slidably arranged in the mounting cylinder, and the top end of the sliding rod extends out of the mounting cylinder and is fixedly connected with the bottom of the shell.

Preferably, the shell is provided with at least two heat dissipation fans, each heat dissipation fan comprises a motor, a fixing frame and fan blades, the motor is arranged below the shell, the fixing frame is fixedly installed on the motor, the fixing frame is fixedly connected with the bottom of the shell, and the fan blades are fixedly installed on an output shaft of the motor.

Preferably, the first limiting plate and the second limiting plate are provided with limiting grooves, and the two limiting grooves are fixedly provided with shock-proof pads.

Preferably, a plurality of the mounting frames are L-shaped, and a plurality of the mounting frames are provided with mounting holes.

Preferably, the shell is provided with a heat dissipation port, the heat dissipation port is matched with the heat dissipation fan, and a screen plate is arranged in the heat dissipation port.

Compared with the related art, the shockproof circuit board provided by the utility model has the following beneficial effects:

the utility model provides a shockproof circuit board, which comprises:

1. through a plurality of shock-absorbing cylinders, when the shell is vibrated, vibration-absorbing can be realized by reducing vibration amplitude, components on the circuit board body are prevented from loosening and falling off due to vibration, the vibration-absorbing circuit board is convenient to install and fix through the installation frame, and the circuit board body is convenient to limit and fix through the limit fixing mechanism, so that compared with the traditional fixing by using a plurality of screws, the fixing operation is simpler and more convenient;

2. through the radiating fan that sets up, can blow the heat dissipation to the circuit board body when starting, avoid the circuit board body high temperature to damage, through seting up the spacing groove, can play spacing effect, prevent the vibration displacement of the circuit board body, through the shock pad that sets up, can play the pad and protect the effect, and the resilience of shock pad is good, can improve the shock-proof effect, has offered the mounting hole on through the mounting bracket, can penetrate this shock-proof circuit board of screw in order to fixed mounting.

Drawings

FIG. 1 is a schematic top view of a shock-proof circuit board according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic diagram of a front view structure of the present utility model;

FIG. 3 is a schematic top cross-sectional view of the present utility model;

FIG. 4 is a schematic cross-sectional view of a shock absorber tube of the present utility model;

fig. 5 is a schematic view of the structure of the mounting frame in the present utility model.

Reference numerals in the drawings: 1. a housing; 2. a circuit board body; 3. a shock absorbing cylinder; 4. a mounting frame; 5. a first limiting plate; 6. a mounting plate; 7. a guide rod; 8. a second limiting plate; 9. a screw; 10. a mounting cylinder; 11. a damping block; 12. a damping spring; 13. a slide bar; 14. a heat dissipation fan; 15. a motor; 16. a fixing frame; 17. a fan blade; 18. and a vibration-proof pad.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1-5 in combination, fig. 1 is a schematic top view of a preferred embodiment of a shockproof circuit board according to the present utility model; FIG. 2 is a schematic diagram of a front view structure of the present utility model; FIG. 3 is a schematic top cross-sectional view of the present utility model; FIG. 4 is a schematic cross-sectional view of a shock absorber tube of the present utility model; fig. 5 is a schematic view of the structure of the mounting frame in the present utility model. The shockproof circuit board comprises: a housing 1; a circuit board body 2, the circuit board body 2 being disposed on the housing 1; the shock absorption cylinders 3 are symmetrically arranged at the bottom of the shell 1; the plurality of mounting frames 4 are symmetrically arranged on the plurality of corresponding shock absorption cylinders 3; the limiting and fixing mechanism is arranged on the shell 1, and can reduce the amplitude to realize vibration prevention when the shell 1 is vibrated through the plurality of damping cylinders 3, so that components on the circuit board body 2 are prevented from loosening and falling due to vibration.

The utility model discloses a vibration-proof circuit board, including casing 1, mounting panel 6, guide bar 7, second limiting plate 8 and screw 9, first limiting plate 5 with the equal fixed mounting of mounting panel 6 is in the top of casing 1, guide bar 7 slidable mounting is in on the mounting panel 6, second limiting plate 8 fixed mounting is in on the one end of guide bar 7, screw 9 installs on the mounting panel 6, the one end of screw 9 with second limiting plate 8 rotates to be connected, through the mounting bracket 4 of setting, this vibration-proof circuit board is fixed in easy to assemble, through the spacing fixed establishment of setting, and is convenient spacing fixed to circuit board body 2, and compared with traditional use a plurality of screw fixation, fixed operation is comparatively simple and convenient.

The damping cylinder 3 comprises a mounting cylinder 10, a damping block 11, a damping spring 12 and a sliding rod 13, wherein the mounting cylinder 10 is arranged below the shell 1, the bottom of the mounting cylinder 10 is fixedly connected with the mounting frame 4, the damping block 11 is arranged in the mounting cylinder 10, the damping spring 12 is arranged on the damping block 11, the sliding rod 13 is slidably arranged in the mounting cylinder 10, and the top end of the sliding rod 13 extends out of the mounting cylinder 10 and is fixedly connected with the bottom of the shell 1.

The shell 1 is provided with at least two heat dissipation fans 14, the heat dissipation fans 14 comprise a motor 15, a fixing frame 16 and fan blades 17, the motor 15 is arranged below the shell 1, the fixing frame 16 is fixedly installed on the motor 15, the fixing frame 16 is fixedly connected with the bottom of the shell 1, the fan blades 17 are fixedly installed on an output shaft of the motor 15, and through the arranged heat dissipation fans 14, the heat dissipation of blowing air to the circuit board body 2 during starting can be achieved, and high-temperature damage to the circuit board body 2 is avoided.

The limiting grooves are formed in the first limiting plate 5 and the second limiting plate 8, the two limiting grooves are fixedly provided with the shockproof pads 18, limiting effects can be achieved through the limiting grooves, vibration displacement of the circuit board body 2 is prevented, the shockproof pads 18 can achieve a pad protection effect, the rebound resilience of the shockproof pads 18 is good, and the shockproof effect can be improved.

The installation frames 4 are L-shaped, the installation holes are formed in the installation frames 4, and the installation holes are formed in the installation frames 4, so that screws can be penetrated to fixedly install the shockproof circuit board.

The shell 1 is provided with a heat radiation opening, the heat radiation opening is matched with the heat radiation fan 14, a screen plate is arranged in the heat radiation opening, and ventilation and heat radiation are facilitated through the arranged heat radiation opening.

The working principle of the shockproof circuit board provided by the utility model is as follows:

when the circuit board body 2 is fixed, personnel firstly put one end of the circuit board body 2 into the limit groove on the second limit plate 8, then the screw rod 9 is rotated by hands, the rotating screw rod 9 can drive the second limit plate 8 to approach the first limit plate 5, along with the shortening of the distance between the second limit plate 8 and the first limit plate 5, the shock pad on the second limit plate 8 can be attached to the other end of the circuit board body 2, the circuit board body 2 can be limited and fixed accordingly, after the circuit board body 2 is fixed, the personnel can pass the fixing screw through the mounting hole on the mounting frame 4 to fixedly mount the shock-proof circuit board into the machine shell, when the machine vibrates, the slide rod 13 on the shock-proof cylinder 3 can adaptively slide up and down, the shock-proof spring 12 is matched with the damping block 11, the shock-proof function can be played, thereby reducing the amplitude, the shock-proof purpose is realized, during the mounting and the use, the personnel can open the heat dissipation fan 14 to dissipate heat of the circuit board body 2, and high-temperature damage of the circuit board body 2 is avoided.

the utility model provides a shockproof circuit board, which can realize shockproof by reducing vibration amplitude when a shell 1 is vibrated through a plurality of shock-absorbing cylinders 3, prevent components on a circuit board body 2 from loosening and falling off due to vibration, is convenient to install and fix the shockproof circuit board through a mounting frame 4, is convenient to limit and fix the circuit board body 2 through a limiting fixing mechanism, compared with the traditional method of fixing through a plurality of screws, the shockproof circuit board is convenient to fix, can blow and dissipate heat to the circuit board body 2 during starting through a cooling fan 14, avoids high-temperature damage of the circuit board body 2, can play a limiting role by providing a limiting groove, prevents the circuit board body 2 from vibrating and displacing, can play a role of protecting the shockproof pad through a shock-absorbing pad 18, has good rebound resilience, can improve shockproof effect, and can penetrate screws through a mounting hole formed in the mounting frame 4 so as to fix the shockproof circuit board.

The device structure and the drawings of the present utility model mainly describe the principle of the present utility model, and in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, but the specific details of the power mechanism, the power supply system, and the control system thereof can be clearly known on the premise that those skilled in the art understand the principle of the present utility model.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A vibration-proof circuit board, comprising:

a housing;

the circuit board body is arranged on the shell;

the damping cylinders are symmetrically arranged at the bottom of the shell;

the mounting frames are symmetrically arranged on the corresponding shock absorption cylinders;

the limiting and fixing mechanism is arranged on the shell.

2. The shock absorbing circuit board of claim 1, wherein the limit fixing mechanism comprises a first limit plate, a mounting plate, a guide rod, a second limit plate and a screw rod, wherein the first limit plate and the mounting plate are fixedly mounted on the top of the housing, the guide rod is slidably mounted on the mounting plate, the second limit plate is fixedly mounted on one end of the guide rod, the screw rod is mounted on the mounting plate, and one end of the screw rod is rotatably connected with the second limit plate.

3. The shock-proof circuit board according to claim 1, wherein the shock-proof cylinder comprises a mounting cylinder, a damping block, a shock-proof spring and a slide bar, the mounting cylinder is arranged below the shell, the bottom of the mounting cylinder is fixedly connected with the mounting frame, the damping block is arranged in the mounting cylinder, the shock-proof spring is arranged on the damping block, the slide bar is slidably arranged in the mounting cylinder, and the top end of the slide bar extends out of the mounting cylinder and is fixedly connected with the bottom of the shell.

4. The vibration-proof circuit board according to claim 1, wherein at least two heat dissipation fans are provided on the housing, the heat dissipation fans comprise a motor, a fixing frame and fan blades, the motor is arranged below the housing, the fixing frame is fixedly installed on the motor, the fixing frame is fixedly connected with the bottom of the housing, and the fan blades are fixedly installed on an output shaft of the motor.

5. The shock-proof circuit board according to claim 2, wherein the first limiting plate and the second limiting plate are provided with limiting grooves, and shock-proof pads are fixedly arranged in the two limiting grooves.

6. The shock absorbing circuit board according to claim 1, wherein a plurality of the mounting frames are L-shaped, and mounting holes are formed in the plurality of mounting frames.

7. The shock-proof circuit board according to claim 4, wherein the housing is provided with a heat dissipation opening, the heat dissipation opening is adapted to the heat dissipation fan, and a mesh plate is disposed in the heat dissipation opening.