CN210671035U

CN210671035U - A connect fixing device for PCB board

Info

Publication number: CN210671035U
Application number: CN201921860521.9U
Authority: CN
Inventors: 顾雪荣
Original assignee: Kunshan Huirenshi Electronics Co ltd
Current assignee: Kunshan Huirenshi Electronics Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-06-02
Anticipated expiration: 2029-10-31

Abstract

The utility model relates to a PCB board installation technical field just discloses a connect fixing device for PCB board, including PCB board body and mounting panel, PCB board body is located the front of mounting panel, the positive both sides of mounting panel all are provided with the backup pad, the bottom fixed mounting of backup pad has the stopper. This a connect fixing device for PCB board, drive the fly leaf through the threaded rod and remove to openly, then all place the both sides of PCB board body between fixed plate and fly leaf, loosen the backup pad this moment, make it inwards be close to through reducing spring pulling backup pad, thereby fix PCB board body through fixed plate and fly leaf, make the position between two backup pads to adjust through spacing groove and reducing spring simultaneously, make it fix the PCB board body of multiple different specifications, thereby simple structure has been reached, be convenient for more install and dismantle and the more extensive purpose of suitability.

Description

A connect fixing device for PCB board

Technical Field

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

Background

The printed circuit board, also called as printed circuit board, is a provider of electrical connection of electronic components, and is generally represented by "PCB" but cannot be called as "PCB board", and its development has been over 100 years; the design of the method is mainly layout design; the printed circuit board is divided into a single-layer board, a double-layer board, a four-layer board, a six-layer board and other multi-layer circuit boards according to the number of the layers of the circuit board, and the printed circuit board is not a common terminal product, so the definition of the name is slightly disordered, and the printed circuit board is a bare board, namely, the circuit board without an upper component.

In the prior art, the PCB is generally fixed on the mounting plate by a plurality of bolts, which is troublesome to mount and dismount and requires a large amount of manpower, so a connection fixing device for the PCB is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a connect fixing device for PCB board possesses simple structure, is convenient for more install and dismantles and suitability advantage such as wider, has solved among the prior art and has generally fixed the PCB board on the mounting panel through many bolts, and this kind of mode is all comparatively troublesome when installation and dismantlement, need consume the problem of great manpower.

(II) technical scheme

For realizing above-mentioned simple structure, be convenient for more install and dismantle and the more wide purpose of suitability, the utility model provides a following technical scheme: a connecting and fixing device for a PCB comprises a PCB body and a mounting plate, wherein the PCB body is positioned on the front surface of the mounting plate, supporting plates are respectively arranged on two sides of the front surface of the mounting plate, limiting blocks are fixedly arranged at the bottoms of the supporting plates, limiting grooves corresponding to the limiting blocks are formed in the front surface of the mounting plate, the limiting blocks are slidably connected in the limiting grooves, a tightening spring is fixedly arranged on one side, close to the two limiting blocks, of each limiting block, one end, far away from the limiting blocks, of each tightening spring is fixedly connected with the inner wall of each limiting groove, a fixing plate is fixedly arranged on the back surface, close to one side, of each supporting plate, a movable plate is arranged on the front surface, close to one side of each supporting plate, a threaded groove is formed in the front surface of each movable plate, a threaded rod is connected to the, the PCB is characterized in that buffer pieces are fixedly mounted on one side, close to the movable plate, of the fixed plate, and the front and the back of the PCB body are respectively in contact with the two buffer pieces.

Preferably, the front surface of the fixing plate is fixedly provided with a bearing, and one end of the back surface of the threaded rod is fixedly connected with an inner ring of the bearing.

Preferably, the front surface of the fixing plate is fixedly provided with a positioning block, the back surface of the PCB body is provided with a positioning groove corresponding to the positioning block, and the positioning block is inserted into the positioning groove.

Preferably, two the spout has all been seted up to one side that the backup pad is close to mutually, one side fixed mounting that the fly leaf is close to the backup pad has the slider, slider sliding connection is in the inside of spout.

Preferably, a limiting plate is fixedly mounted on the front face of the fixing plate, and the limiting plate is located between the threaded rod and the buffer.

(III) advantageous effects

Compared with the prior art, the utility model provides a connect fixing device for PCB board possesses following beneficial effect:

1. this a connect fixing device for PCB board, drive the fly leaf through the threaded rod and remove to openly, then all place the both sides of PCB board body between fixed plate and fly leaf, loosen the backup pad this moment, make it inwards be close to through reducing spring pulling backup pad, then rotate the threaded rod, drive the fly leaf through the threaded rod and remove to the back, extrude PCB board body, thereby fix PCB board body through fixed plate and fly leaf, make the position between two backup pads to adjust through spacing groove and reducing spring simultaneously, make it fix the PCB board body of multiple different specifications, thereby simple structure has been reached, be convenient for more install and dismantle and the more wide purpose of suitability.

2. This a connect fixing device for PCB board, it rotates to drive the fixed plate when avoiding the threaded rod to rotate through the bearing, cause its to damage, fix a position PCB board body through locating piece and constant head tank, avoid it to rock at will in the use, more make things convenient for its installation simultaneously, then carry on spacingly to the fly leaf through spout and slider, avoid it to take place the skew at the in-process that reciprocates, carry on spacingly to PCB board body through the limiting plate, avoid its and threaded rod contact, it is inconvenient to bring for the installation.

Drawings

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

FIG. 2 is a bottom cross-sectional view of the mounting plate and the support plate of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. mounting a plate; 2. a PCB body; 3. a movable plate; 4. a support plate; 5. a threaded rod; 6. a limiting groove; 7. a fixing plate; 8. a limiting block; 9. tightening the spring; 10. a thread groove; 11. a slider; 12. a chute; 13. a limiting plate; 14. a buffer sheet; 15. positioning blocks; 16. and (6) positioning a 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. 1-3, a connecting and fixing device for a PCB comprises a PCB body 2 and a mounting plate 1, wherein the PCB body 2 is located on the front surface of the mounting plate 1, support plates 4 are disposed on both sides of the front surface of the mounting plate 1, a stop block 8 is fixedly disposed at the bottom of the support plate 4, a stop groove 6 corresponding to the stop block 8 is disposed on the front surface of the mounting plate 1, the stop block 8 is slidably connected to the inside of the stop groove 6, a tightening spring 9 is fixedly disposed on one side of the two stop blocks 8, one end of the tightening spring 9 far away from the stop block 8 is fixedly connected to the inner wall of the stop groove 6, a fixing plate 7 is fixedly disposed on the back surface of one side of the two support plates 4 close to each other, a movable plate 3 is disposed on the front surface of the fixing plate 7, a thread groove 10 is disposed on the front surface of the movable, one end of the back of the threaded rod 5 extends to the front of the fixed plate 7, one side of the fixed plate 7 close to the movable plate 3 is fixedly provided with a buffer sheet 14, the front and the back of the PCB body 2 are respectively contacted with the two buffer sheets 14, when in use, the two support plates 4 are pulled outside manually, then the threaded rod 5 is rotated, the movable plate 3 is driven by the threaded rod 5 to move towards the front, then the two sides of the PCB body 2 are both placed between the fixed plate 7 and the movable plate 3, at the moment, the support plates 4 are loosened, the support plates 4 are pulled to approach inwards by the tightening springs 9, then the threaded rod 5 is rotated, the movable plate 3 is driven by the threaded rod 5 to move towards the back, the PCB body 2 is extruded, thereby the PCB body 2 is fixed by the fixed plate 7 and the movable plate 3, and simultaneously the position between the two support plates 4 can be adjusted by the limiting grooves 6 and, make it can fix the PCB body 2 of multiple different specifications to reach simple structure, be convenient for more install and dismantle and the more extensive purpose of suitability.

Specifically, the front fixed mounting of fixed plate 7 has the bearing, and the one end at the threaded rod 5 back and the inner circle fixed connection of bearing drive fixed plate 7 when avoiding threaded rod 5 to rotate through the bearing and rotate, cause its damage.

Specifically, the locating piece 15 is fixedly mounted on the front surface of the fixing plate 7, the locating groove 16 corresponding to the locating piece 15 is formed in the back surface of the PCB body 2, the locating piece 15 is inserted into the locating groove 16, the PCB body 2 is located through the locating piece 15 and the locating groove 16, random shaking in the using process is avoided, and meanwhile, the installation of the PCB is facilitated.

Specifically, two backup pads 4 are close to one side mutually and have all been seted up spout 12, and one side fixed mounting that fly leaf 3 is close to backup pad 4 has slider 11, and slider 11 sliding connection is in the inside of spout 12, carries on spacingly to fly leaf 3 through spout 12 and slider 11, avoids it to take place the skew at the in-process that reciprocates.

Specifically, the front fixed mounting of fixed plate 7 has limiting plate 13, and limiting plate 13 is located between threaded rod 5 and buffer piece 14, carries on spacingly to PCB body 2 through limiting plate 13, avoids its and threaded rod 5 contact, brings inconvenience for the installation.

The working principle is as follows: when using, the manual 4 looks outsides pulling with two backup pads, then rotate threaded rod 5, drive fly leaf 3 through threaded rod 5 and to openly remove, then all place PCB board body 2's both sides between fixed plate 7 and fly leaf 3, loosen backup pad 4 this moment, make it inwards be close to through reducing spring 9 pulling backup pad 4, then rotate threaded rod 5, drive fly leaf 3 through threaded rod 5 and remove to the back, extrude PCB board body 2, thereby fix PCB board body 2 through fixed plate 7 and fly leaf 3, make the position between two backup pads 4 to adjust through spacing groove 6 and reducing spring 9 simultaneously, make it fix the PCB board body 2 of multiple different specifications, thereby simple structure has been reached, be convenient for more install and dismantle and the more extensive purpose of suitability.

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. A connect fixing device for PCB board, includes PCB board body (2) and mounting panel (1), its characterized in that: the PCB board body (2) is located in the front of the mounting plate (1), the two positive sides of the mounting plate (1) are provided with supporting plates (4), the bottom of each supporting plate (4) is fixedly provided with a limiting block (8), the front of the mounting plate (1) is provided with a limiting groove (6) corresponding to the limiting block (8), the limiting blocks (8) are connected to the inside of the limiting grooves (6) in a sliding manner, two limiting blocks (8) are fixedly mounted on one side close to each other and provided with a compression spring (9), one end of each compression spring (9) far away from the limiting block (8) is fixedly connected with the inner wall of each limiting groove (6), two supporting plates (4) are fixedly mounted on the back of one side close to each other and provided with a fixed plate (7), two supporting plates (4) are arranged on one side close to each other and located on the front of the fixed plate (7) and provided with a movable plate, the inside threaded connection of thread groove (10) has threaded rod (5), the one end at the threaded rod (5) back extends to the front of fixed plate (7), the equal fixed mounting in one side that fixed plate (7) and fly leaf (3) are close to mutually has buffer plate (14), the front and the back of PCB board body (2) contact with two buffer plate (14) respectively.

2. A connection fixture for a PCB board according to claim 1, wherein: the front surface of the fixed plate (7) is fixedly provided with a bearing, and one end of the back surface of the threaded rod (5) is fixedly connected with an inner ring of the bearing.

3. A connection fixture for a PCB board according to claim 1, wherein: the front surface of the fixing plate (7) is fixedly provided with a positioning block (15), the back surface of the PCB body (2) is provided with a positioning groove (16) corresponding to the positioning block (15), and the positioning block (15) is inserted into the positioning groove (16).

4. A connection fixture for a PCB board according to claim 1, wherein: two backup pad (4) are close to one side mutually and all have seted up spout (12), one side fixed mounting that fly leaf (3) are close to backup pad (4) has slider (11), slider (11) sliding connection is in the inside of spout (12).

5. A connection fixture for a PCB board according to claim 1, wherein: the front surface of the fixing plate (7) is fixedly provided with a limiting plate (13), and the limiting plate (13) is positioned between the threaded rod (5) and the buffer sheet (14).