CN214206157U

CN214206157U - Circuit board that shock resistance is good

Info

Publication number: CN214206157U
Application number: CN202022676624.9U
Authority: CN
Inventors: 卢淑娟
Original assignee: Shenzhen Jiubaba Electronics Co ltd
Current assignee: Shenzhen Jiubaba Electronics Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-09-14
Anticipated expiration: 2030-11-18

Abstract

The utility model provides a circuit board that shock resistance is good relates to circuit board technical field. The circuit board with good shock resistance comprises a circuit board body, wherein mounting holes are formed in four corners of the top of the circuit board body, and the tops of the mounting holes are provided with buffer mechanisms; buffer gear includes buffer spring, buffer spring locates the mounting hole top outside and with circuit board body top fixed connection. This circuit board that shock resistance is good is right through utilizing fixing bolt the utility model discloses it is right at first to run through special-shaped hole and fixed block when fixing, utilizes the inside screw hole of fixed block can compress the mounting hole with the fixed block and fix circuit board body to can utilize the setting of mounting hole can be right the utility model discloses reach the effect of a buffering when receiving vibrations, then recycle the setting of a plurality of support rings and shock attenuation ring, can be right the utility model discloses further effect that reaches the buffering when receiving vibrations has wholly improved the utility model discloses a security.

Description

Circuit board that shock resistance is good

Technical Field

The utility model relates to a circuit board technical field specifically is a circuit board that shock resistance is good.

Background

The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. 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 (the FPC circuit board is also called as a flexible circuit board, namely a flexible printed circuit board which is made of polyimide or polyester film as a base material and has the characteristics of high reliability and excellent flexibility, high wiring density, light weight, thin thickness and good bending property) and a soft and hard combination board, namely the birth and development of the FPC and the PCB, promote a new product of the soft and hard combination board. Therefore, the rigid-flex circuit board is a circuit board with FPC (flexible printed circuit) characteristics and PCB (printed circuit board) characteristics, which is formed by combining a flexible circuit board and a rigid circuit board according to relevant process requirements through processes such as pressing and the like.

Traditional circuit board all has not a better buffer structure, leads to the utility model discloses easily cause the damage to the body when receiving vibrations, influence the use and influence the utility model discloses a life.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a circuit board that shock resistance is good to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a circuit board with good shock resistance comprises a circuit board body, wherein mounting holes are formed in four corners of the top of the circuit board body, and buffering mechanisms are arranged at the tops of the mounting holes;

buffer gear includes buffer spring, buffer spring locate the mounting hole top outside and with circuit board body top fixed connection, buffer spring top fixedly connected with fixed block, the inside stopper that is equipped with of fixed block, the mounting hole bottom outside is equipped with the support ring, support ring and circuit board body bottom fixed connection, support ring bottom fixedly connected with damping ring, the fixed block inner wall has been seted up and has been placed the chamber, the stopper is located and is placed the intracavity portion, it is equipped with the sliding tray to place the chamber outside, the sliding tray is seted up in the fixed block inner wall, inside the stopper outside extends into the sliding tray, the stopper passes through sliding tray sliding connection with the fixed block.

Preferably, a plurality of locking holes are formed in the outer side of the top of the limiting block, and the locking holes are arranged in an annular array on the outer side of the limiting block.

Preferably, a locking bolt is arranged at the top of one of the locking holes and is in threaded connection with the limiting block.

Preferably, a plurality of fixed orificess have been seted up at circuit board body outside both ends, and are a plurality of the fixed orificess is the equidistance and distributes in circuit board body top.

Preferably, a plurality of fin of circuit board body bottom fixedly connected with, it is a plurality of the fin is the equidistance and distributes in circuit board body bottom.

Preferably, the damping ring is made of rubber, and the bottom end inside the fixing block is a threaded hole and matched with the mounting hole.

Preferably, a special-shaped hole is formed in the top of the limiting block, and the special-shaped hole is matched with the fixing bolt.

The utility model provides a circuit board that shock resistance is good, its beneficial effect who possesses as follows:

1. this circuit board that shock resistance is good is right through utilizing fixing bolt the utility model discloses it is right at first to run through special-shaped hole and fixed block when fixing, utilizes the inside screw hole of fixed block can compress the mounting hole with the fixed block and fix circuit board body to can utilize the setting of mounting hole can be right the utility model discloses reach the effect of a buffering when receiving vibrations, then recycle the setting of a plurality of support rings and shock attenuation ring, can be right the utility model discloses further effect that reaches the buffering when receiving vibrations has wholly improved the utility model discloses a security, convenient to use.

2. This circuit board that shock resistance is good utilizes setting up of stopper and locking hole to make the stopper cooperation fixing bolt fixed, then utilizes special-shaped hole and fixing bolt phase-match to can reach spacing fixing bolt's purpose with the fixed stopper of cross-locking bolt, whole increase the utility model discloses a stability utilizes the setting of a plurality of fin can increase at last the utility model discloses a radiating effect, further improvement the utility model discloses a life.

Drawings

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

FIG. 2 is an enlarged view of the structure of part A of FIG. 1 according to the present invention;

fig. 3 is a bottom view of the present invention;

fig. 4 is a perspective view of the fixing block of the present invention.

In the figure: 1. a fixed block; 2. a circuit board body; 3. a fixing hole; 4. a limiting block; 5. a locking hole; 6. A buffer spring; 7. mounting holes; 8. a support ring; 9. a shock-absorbing ring; 10. a heat sink; 11. a sliding groove; 12. a placement chamber.

Detailed Description

The embodiment of the utility model provides a circuit board that shock resistance is good, as shown in fig. 1-4, including circuit board body 2, circuit board body 2 bottom fixedly connected with a plurality of fin 10, a plurality of fin 10 are the equidistance and distribute in circuit board body 2 bottom, circuit board body 2 outside both ends have been seted up a plurality of fixed orificess 3, a plurality of fixed orificess 3 are the equidistance and distribute in circuit board body 2 top, circuit board body 2 top four corners have all been seted up mounting hole 7, a plurality of mounting hole 7 tops all are equipped with buffer gear;

the buffer mechanism comprises a buffer spring 6, the buffer spring 6 is arranged outside the top of the mounting hole 7 and is fixedly connected with the top of the circuit board body 2, the top of the buffer spring 6 is fixedly connected with a fixed block 1, a stopper 4 is arranged inside the fixed block 1, a plurality of locking holes 5 are arranged outside the top of the stopper 4, a locking bolt is arranged at the top of one locking hole 5, the locking bolt is in threaded connection with the stopper 4, a special-shaped hole is arranged at the top of the stopper 4 and is matched with a bolt of the fixing device, the locking holes 5 are annularly arrayed outside the stopper 4, a support ring 8 is arranged outside the bottom of the mounting hole 7, the support ring 8 is fixedly connected with the bottom of the circuit board body 2, a damping ring 9 is fixedly connected at the bottom of the support ring 8, the damping ring 9 is made of rubber material, the bottom inside the fixed block 1 is, the limiting block 4 is arranged inside the placing cavity 12, a sliding groove 11 is formed in the outer side of the placing cavity 12, the sliding groove 11 is formed in the inner wall of the fixing block 1, the outer side of the limiting block 4 extends into the sliding groove 11, and the limiting block 4 is connected with the fixing block 1 in a sliding mode through the sliding groove 11;

the implementation mode is specifically as follows: when the utility model is used, firstly, because the traditional circuit board has no better buffer structure, the utility model is easy to damage the body when being vibrated, which affects the use and the service life of the utility model, at the same time, the utility model is fixed by using the fixing bolt, the utility model firstly passes through the special-shaped hole and the fixing block 1, the fixing block 1 can compress the mounting hole 7 and fix the circuit board body 2 by using the screw hole inside the fixing block 1, and the utility model can achieve a buffer effect when being vibrated by using the setting of the mounting hole 7, then the arrangement of the plurality of supporting rings 8 and the shock absorbing rings 9 is reused, the buffer effect can be further achieved when the utility model is vibrated, the safety of the utility model is integrally improved, the use is convenient, and the whole structure is simple and the operation is convenient, then it is fixed to recycle setting up of stopper 4 and locking hole 5 can make stopper 4 cooperate fixing bolt, then utilizes special-shaped hole and fixing bolt phase-match to can reach spacing fixing bolt's purpose with cross locking bolt fixed stopper 4, whole increase the utility model discloses a stability utilizes setting of a plurality of fin 10 at last can increase the utility model discloses a radiating effect, further improvement the utility model discloses a life.

The working principle is as follows: by firstly penetrating the irregular hole and the fixed block 1 while fixing the utility model by the fixing bolt, the fixed block 1 can be compressed into the mounting hole 7 by the threaded hole inside the fixed block 1 and the circuit board body 2 is fixed, and the installation hole 7 can be used to achieve a buffering effect when the utility model is shocked, then, the arrangement of the plurality of support rings 8 and the shock absorption rings 9 can further achieve the buffer effect when the utility model is shocked, thereby integrally improving the safety of the utility model, being convenient to use, having simple integral structure and being convenient to operate, then the arrangement of the limited block 4 and the locking hole 5 can be utilized to ensure that the limited block 4 is matched with the fixed bolt for fixing, then utilize dysmorphism hole and fixing bolt phase-match, utilize the setting of a plurality of fin 10 at last can increase the utility model discloses a radiating effect.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a circuit board that shock resistance is good, includes circuit board body (2), its characterized in that: mounting holes (7) are formed in four corners of the top of the circuit board body (2), and buffering mechanisms are arranged at the tops of the mounting holes (7);

the buffer mechanism comprises a buffer spring (6), the buffer spring (6) is arranged on the outer side of the top of the mounting hole (7) and fixedly connected with the top of the circuit board body (2), the top of the buffer spring (6) is fixedly connected with a fixed block (1), a limit block (4) is arranged inside the fixed block (1), a support ring (8) is arranged on the outer side of the bottom of the mounting hole (7), the support ring (8) is fixedly connected with the bottom of the circuit board body (2), a damping ring (9) is fixedly connected with the bottom of the support ring (8), a placing cavity (12) is formed in the inner wall of the fixed block (1), the limit block (4) is arranged inside the placing cavity (12), a sliding groove (11) is formed in the outer side of the placing cavity (12), the sliding groove (11) is formed in the inner wall of the fixed block (1), and the outer side, the limiting block (4) is connected with the fixing block (1) in a sliding mode through a sliding groove (11).

2. The circuit board with good shock resistance of claim 1, wherein: a plurality of locking holes (5) are formed in the outer side of the top of the limiting block (4), and the locking holes (5) are arranged on the outer side of the limiting block (4) in an annular array mode.

3. The circuit board with good shock resistance of claim 2, wherein: and a locking bolt is arranged at the top of one of the locking holes (5), and the locking bolt is in threaded connection with the limiting block (4).

4. The circuit board with good shock resistance of claim 1, wherein: a plurality of fixed orificess (3) have been seted up at circuit board body (2) outside both ends, and are a plurality of fixed orificess (3) are the equidistance and distribute in circuit board body (2) top.

5. The circuit board with good shock resistance of claim 1, wherein: the circuit board body (2) bottom fixedly connected with a plurality of fin (10), it is a plurality of fin (10) are the equidistance and distribute in circuit board body (2) bottom.

6. The circuit board with good shock resistance of claim 1, wherein: the damping ring (9) is made of rubber, and the bottom end inside the fixing block (1) is a threaded hole and is matched with the mounting hole (7).

7. The circuit board with good shock resistance of claim 1, wherein: the top of the limiting block (4) is provided with a special-shaped hole, and the special-shaped hole is matched with the fixing bolt.