CN209964476U

CN209964476U - A antidetonation fixing device for PCB board

Info

Publication number: CN209964476U
Application number: CN201920419885.7U
Authority: CN
Inventors: 肖嘉琴
Original assignee: Ji'an City's Industrial Co Ltd
Current assignee: Ji'an City's Industrial Co Ltd
Priority date: 2019-03-29
Filing date: 2019-03-29
Publication date: 2020-01-17
Anticipated expiration: 2029-03-29

Abstract

The utility model discloses an antidetonation fixing device for PCB board, including fixing base and sliding seat, both ends all run through-hole there is the fixed column about the fixing base, and the front end of fixed column all through fixed slot and slider interconnect, the outer end of sliding seat is fixed with the slider, and the filter screen is all installed at both ends about the front surface of sliding seat, the upper surface of sliding seat has been seted up simultaneously and has been put the thing groove, it is provided with the fixation clamp to put the lower extreme bottom in thing groove, and the upper end of fixation clamp is connected with the PCB board body, the front and back surface of PCB board body all is provided with the fixed block simultaneously, the outer end of fixed block passes through back shaft and shrink groove and support sleeve interconnect, the upper end of PCB board body is connected with the activity clamp, the fan is all installed at both ends about the inside of fixing base. This an antidetonation fixing device for PCB board, not only convenient to use person installs and dismantles PCB board body and device are whole, is convenient for increase the holistic stability of device simultaneously.

Description

A antidetonation fixing device for PCB board

Technical Field

The utility model relates to a PCB board technical field specifically is an antidetonation fixing device for PCB board.

Background

The PCB circuit board is also called as a printed circuit board, is a provider for electrical connection of electronic components, has been developed for more than 100 years, is mainly designed by a layout, and has the main advantages of greatly reducing errors of wiring and assembly and improving the automation level and the production labor rate.

But most of present PCB boards adopt directly to punch the back in the installation and be connected with the stationary plane with the screw, not only cause the damage to the PCB board easily, be not convenient for simultaneously slow down the vibrations of stationary plane, cause the not hard up of PCB board part easily. Aiming at the problems, the novel design is carried out on the basis of the original PCB fixing device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an antidetonation fixing device for PCB board has solved present most of PCB boards and has adopted directly to punch the back and be connected with screw and stationary plane in the installation, not only causes the damage to the PCB board easily, is not convenient for simultaneously slow down the vibrations of stationary plane, causes the not hard up problem of PCB board part easily.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an anti-seismic fixing device for a PCB comprises a fixed seat and a movable seat, wherein the left end and the right end of the fixed seat are both penetrated with a fixed column through a through hole, the front ends of the fixed columns are both connected with a sliding block through a fixed groove, the sliding block is connected with the fixed seat through a sliding groove, the outer end of the movable seat is fixed with a sliding block, the left end and the right end of the front surface of the movable seat are both provided with a filter screen, the upper surface of the movable seat is provided with a storage groove, the bottom of the lower end of the storage groove is provided with a fixed clamp, the upper end of the fixed clamp is connected with a PCB body, the front surface and the rear surface of the PCB body are both provided with fixed blocks, the outer end of the fixed block is connected with a supporting sleeve through a supporting shaft and a contraction groove, a supporting spring is arranged in the supporting sleeve, the supporting sleeve is fixed in the movable seat, the upper end of the PCB, simultaneously the inside of reservation groove is provided with extension spring, the fan is all installed at both ends about the inside of fixing base, and both ends all are fixed with the support about the lower surface of fixing base, the dashpot has all been seted up to the inside of support, and the lower extreme of support runs through there is the screw, the inside of dashpot is fixed with the buffering post, and the peripheral parcel of buffering post has buffer spring.

Preferably, the fixed seat and the movable seat form a sliding mechanism through a sliding groove and a sliding block, and the two sliding mechanisms are symmetrically distributed on a vertical axis of the fixed seat.

Preferably, the outer surface of the fixing column and the inner surface of the upper end of the fixing groove are both in a thread structure, and the fixing column and the fixing groove are in threaded connection.

Preferably, the longitudinal sections of the fixed clamp and the movable clamp are both of a concave structure, and the openings of the 2 concave structures are opposite.

Preferably, the supporting shaft and the supporting sleeve form a telescopic mechanism through the contraction groove and the supporting spring, and the initial length of the supporting spring is equal to the depth of the contraction groove.

Preferably, the connecting plate and the fixing seat form a telescopic mechanism through the preformed groove and the extension spring, and the initial length of the extension spring is equal to the depth of the preformed groove.

Preferably, the buffer slot forms a damping device with the bracket through the buffer column and the buffer spring, and the initial length of the buffer spring is equal to the length of the buffer column.

(III) advantageous effects

The utility model provides an antidetonation fixing device for PCB board. The method has the following beneficial effects:

(1) this an antidetonation fixing device for PCB board, the slide mechanism convenient to use person of fixing base and sliding seat dismantles and installs the sliding seat, improve the holistic availability factor of device, 2 setting up of slider has increased the steadiness of being connected between sliding seat and the fixing base, the structure of fixed column and fixed slot has increased the steadiness of being connected between the two, the holistic steadiness of device has been increased simultaneously, the structure of fixation clamp and activity clamp is convenient for fix to both ends about the PCB board body, avoid rocking the collision damage that causes about the PCB board body.

(2) This an antidetonation fixing device for PCB board, the back shaft is convenient for the fixed block with the telescopic machanism who supports the cover and is fixed the upper and lower both ends of PCB board body, increase the holistic stability of device, the telescopic machanism of connecting plate and fixing base is convenient for rock the buffering about to PCB board body, further increase the whole antidetonation effect to PCB board body of device, the buffer slot is convenient for reduce the whole vibrations that receive of device with the damping device of support, further increase the holistic stability of device.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a bottom schematic view of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a fixed seat; 2. fixing a column; 3. a through hole; 4. fixing grooves; 5. a slider; 6. a chute; 7. a movable seat; 8. filtering with a screen; 9. a storage groove; 10. a fixing clip; 11. a PCB body; 12. a fixed block; 13. a support shaft; 14. a contraction groove; 15. a support spring; 16. a support sleeve; 17. a movable clamp; 18. a connecting plate; 19. reserving a groove; 20. an extension spring; 21. a fan; 22. a support; 23. a buffer tank; 24. a buffer column; 25. a buffer spring; 26. and (4) screws.

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.

As shown in fig. 1-4, the utility model provides a technical solution: an anti-seismic fixing device for a PCB (printed circuit board), which comprises a fixed seat 1, fixed columns 2, through holes 3, a fixed groove 4, a sliding block 5, a sliding groove 6, a movable seat 7, a filter screen 8, a storage groove 9, a fixing clamp 10, a PCB body 11, a fixed block 12, a supporting shaft 13, a contraction groove 14, a supporting spring 15, a supporting sleeve 16, a movable clamp 17, a connecting plate 18, a reserved groove 19, an extension spring 20, a fan 21, a support 22, a buffer groove 23, a buffer column 24, a buffer spring 25 and screws 26, wherein the fixed columns 2 penetrate through the left end and the right end of the fixed seat 1 through the through holes 3, the front ends of the fixed columns 2 are connected with the sliding block 5 through the fixed groove 4, the sliding block 5 is connected with the fixed seat 1 through the sliding groove 6, the sliding block 5 is fixed at the outer end of the movable seat 7, the filter screen 8 is installed at the left end and the right end of, the bottom of the lower end of the object placing groove 9 is provided with a fixing clamp 10, the upper end of the fixing clamp 10 is connected with a PCB body 11, the front surface and the back surface of the PCB body 11 are both provided with a fixing block 12, the outer end of the fixing block 12 is connected with a supporting sleeve 16 through a supporting shaft 13 and a contraction groove 14, the inside of the supporting sleeve 16 is provided with a supporting spring 15, the supporting sleeve 16 is fixed inside the movable seat 7, the upper end of the PCB body 11 is connected with a movable clamp 17, the upper end of the movable clamp 17 is connected with the fixed seat 1 through a connecting plate 18 and a reserved groove 19, the inside of the reserved groove 19 is provided with an extension spring 20, the left end and the right end of the inside of the fixed seat 1 are both provided with a fan 21, the left end and the right end of the lower surface of the fixed seat 1 are both fixed with a bracket 22, the inside of the bracket 22 is both provided with a buffer groove 23, and the periphery of the buffer column 24 is wrapped with a buffer spring 25; the fixed seat 1 and the movable seat 7 form a sliding mechanism through the sliding groove 6 and the sliding blocks 5, the sliding mechanisms of the fixed seat 1 and the movable seat 7 are convenient for a user to detach and install the movable seat 7, the use efficiency of the whole device is improved, the two sliding mechanisms are symmetrically distributed on a vertical axis of the fixed seat 1, and the stability of connection between the movable seat 7 and the fixed seat 1 is improved due to the arrangement of the 2 sliding blocks 5; the outer surface of the fixed column 2 and the inner surface of the upper end of the fixed groove 4 are both in a thread-shaped structure and are in threaded connection, and the structure of the fixed column 2 and the fixed groove 4 increases the connection stability between the fixed column 2 and the fixed groove and increases the overall stability of the device; the longitudinal sections of the fixed clamp 10 and the movable clamp 17 are both of a concave structure, and the opening of the 2 concave structures is opposite to the structures of the fixed clamp 10 and the movable clamp 17, so that the left end and the right end of the PCB body 11 can be conveniently fixed, and the collision damage caused by the left-right shaking of the PCB body 11 is avoided; the supporting shaft 13 and the supporting sleeve 16 form a telescopic mechanism through the contraction groove 14 and the supporting spring 15, the initial length of the supporting spring 15 is equal to the depth of the contraction groove 14, and the telescopic mechanism of the supporting shaft 13 and the supporting sleeve 16 is convenient for the fixing block 12 to fix the upper end and the lower end of the PCB body 11, so that the overall stability of the device is improved; the connecting plate 18 and the fixed seat 1 form a telescopic mechanism through the reserved groove 19 and the extension spring 20, the initial length of the extension spring 20 is equal to the depth of the reserved groove 19, the connecting plate 18 and the telescopic mechanism of the fixed seat 1 are convenient for buffering the left and right shaking of the PCB body 11, and the anti-seismic effect of the whole device on the PCB body 11 is further improved; buffer tank 23 constitutes damping device with support 22 through cushion column 24 and buffer spring 25, and buffer spring 25's initial length equals the length of cushion column 24, and buffer tank 23 is convenient for reduce the holistic vibrations that receive of device with the damping device of support 22, further increases the holistic stability of device.

When in use, firstly, the lower end of the PCB body 11 is aligned with the inside of the article placing groove 9 and is inserted downwards into the movable seat 7, so that the lower end of the PCB body 11 is positioned in the fixed clamp 10, meanwhile, the fixed block 12 is subjected to the outward elasticity of the support spring 15 in a contraction state and moves towards the direction of the PCB body 11 to extrude the front end and the rear end of the PCB body 11, then, a user can align the sliding blocks 5 at the left end and the right end of the movable seat 7 with the inside of the sliding groove 6 simultaneously, push the movable seat 7 upwards to enable the sliding blocks 5 to be positioned in the sliding groove 6, and enable the fixed column 2 to connect the fixed seat 1 and the movable seat 7 together through the threaded connection with the fixed groove 4 by rotating the fixed column 2 clockwise, at the moment, the upper end of the PCB body 11 is positioned in the inside of the movable clamp 17, and the movable clamp 17 is pushed upwards by the PCB body 11 to enable, when the PCB body 11 shakes up and down, the extension spring 20 in the contraction state gives a force in the opposite direction of the vibration to the PCB body 11 through the movable clip 17, the shaking of the PCB body 11 is slowed down, then the user connects the bracket 22 and the fixed surface with each other through the screw 26 to complete the installation work of the whole device, the filter screen 8 and the fan 21 can lead the air inside the movable seat 7 to circulate, reduce the heat generated when the PCB body 11 works, improve the working stability of the PCB body 11, meanwhile, when the whole device is vibrated, the buffer spring 25 in a compressed state gives a force in a direction opposite to the vibration of the buffer column 24 and the buffer groove 23, the shock is slowed down, the protection of the whole device on the PCB body 11 is improved, which is the working principle of the anti-shock fixing device for the PCB, and those not described in detail in this specification are well within the skill of those in the art.

To sum up, the anti-seismic fixing device for the PCB has the advantages that the sliding mechanisms of the fixed seat 1 and the movable seat 7 are convenient for a user to disassemble and assemble the movable seat 7, the use efficiency of the whole device is improved, the stability of the connection between the movable seat 7 and the fixed seat 1 is improved due to the arrangement of 2 sliding blocks 5, the stability of the connection between the fixed seat 2 and the fixed groove 4 is improved due to the structure of the fixed column 2 and the fixed groove 4, the stability of the whole device is improved, the fixing of the left end and the right end of the PCB body 11 is facilitated due to the structure of the fixed clamp 10 and the movable clamp 17, the collision damage caused by the left-right shaking of the PCB body 11 is avoided, the fixing of the upper end and the lower end of the PCB body 11 by the fixed blocks 12 is facilitated due to the telescopic mechanisms of the supporting shaft 13 and the supporting sleeve 16, the stability of the whole device is improved, and the left-right shaking, the anti-seismic effect of the whole device on the PCB body 11 is further improved, the shock absorption devices of the buffer groove 23 and the support 22 are convenient for reducing the shock of the whole device, and the stability of the whole device is further improved.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 an antidetonation fixing device for PCB board, includes fixing base (1) and sliding seat (7), its characterized in that: the left end and the right end of the fixed seat (1) are both provided with the fixed columns (2) through the through holes (3), the front ends of the fixed columns (2) are connected with the sliding blocks (5) through the fixed grooves (4), the sliding blocks (5) are connected with the fixed seat (1) through the sliding grooves (6), the outer ends of the movable seats (7) are fixed with the sliding blocks (5), the left end and the right end of the front surface of the movable seat (7) are both provided with the filter screens (8), the upper surface of the movable seat (7) is provided with the object placing grooves (9), the bottoms of the lower ends of the object placing grooves (9) are provided with the fixed clamps (10), the upper ends of the fixed clamps (10) are connected with the PCB body (11), the front surface and the rear surface of the PCB body (11) are both provided with the fixed blocks (12), the outer ends of the fixed blocks (12) are connected with the supporting sleeves (16) through, and the inside of supporting cover (16) is provided with supporting spring (15), supports cover (16) simultaneously and fixes the inside at sliding seat (7), the upper end of PCB board body (11) is connected with movable clamp (17), and the upper end of movable clamp (17) is through connecting plate (18) and reserve groove (19) and fixing base (1) interconnect, and the inside of reserve groove (19) is provided with extension spring (20) simultaneously, fan (21) are all installed at both ends about the inside of fixing base (1), and both ends all are fixed with support (22) about the lower surface of fixing base (1), dashpot (23) have all been seted up to the inside of support (22), and the lower extreme of support (22) runs through there is screw (26), the inside of dashpot (23) is fixed with buffering post (24), and the peripheral parcel of buffering post (24) has buffer spring (25).

2. An anti-seismic fixing device for a PCB board according to claim 1, wherein: the fixed seat (1) and the movable seat (7) form a sliding mechanism through the sliding groove (6) and the sliding block (5), and the two sliding mechanisms are symmetrically distributed on the vertical axis of the fixed seat (1).

3. An anti-seismic fixing device for a PCB board according to claim 1, wherein: the outer surface of the fixing column (2) and the inner surface of the upper end of the fixing groove (4) are both in thread structures and are in threaded connection.

4. An anti-seismic fixing device for a PCB board according to claim 1, wherein: the longitudinal sections of the fixed clamp (10) and the movable clamp (17) are both of concave structures, and the openings of the 2 concave structures are opposite.

5. An anti-seismic fixing device for a PCB board according to claim 1, wherein: the supporting shaft (13) forms a telescopic mechanism through the contraction groove (14), the supporting spring (15) and the supporting sleeve (16), and the initial length of the supporting spring (15) is equal to the depth of the contraction groove (14).

6. An anti-seismic fixing device for a PCB board according to claim 1, wherein: the connecting plate (18) and the fixed seat (1) form a telescopic mechanism through the preformed groove (19) and the extension spring (20), and the initial length of the extension spring (20) is equal to the depth of the preformed groove (19).

7. An anti-seismic fixing device for a PCB board according to claim 1, wherein: the buffer groove (23) and the bracket (22) form a damping device through a buffer column (24) and a buffer spring (25), and the initial length of the buffer spring (25) is equal to that of the buffer column (24).