CN210549711U

CN210549711U - Electronic circuit board mounting and fixing device

Info

Publication number: CN210549711U
Application number: CN201921678907.8U
Authority: CN
Inventors: 齐超
Original assignee: Guangzhou Changshi Electronic Technology Co Ltd
Current assignee: Guangzhou Changshi Electronic Technology Co Ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-05-19
Anticipated expiration: 2029-10-09

Abstract

The utility model discloses an electronic circuit board mounting and fixing device, which comprises a mounting plate; mounting holes are formed in four corners of the mounting plate; the mounting plate is provided with a circuit board; a positioning hole is formed in the central part of the circuit board; the mounting plate is provided with a positioning mechanism and a clamping mechanism corresponding to the circuit board. The utility model discloses convenient to use, it is fixed effectual.

Description

Electronic circuit board mounting and fixing device

Technical Field

The utility model relates to a fixing device technical field specifically is an electronic circuit board installation fixing device.

Background

When the circuit board is used, the circuit board is loosened due to long-time work and cannot work normally, the loosened circuit board works for a long time to cause poor contact, the circuit board is easy to damage, and therefore the circuit board needs to be fixed when the circuit board is used. The existing circuit board fixing device is fixed by screws at four corners of the circuit board, the fixing effect of the mode is poor, the circuit board is easy to shake, and the circuit board is inconvenient to mount and dismount and is not beneficial to mounting and fixing the circuit board in batches.

Therefore, in view of the above situation, it is urgently needed to develop a circuit board fixing device with convenient detachment and good fixing effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic circuit board installation fixing device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an electronic circuit board mounting and fixing device comprises a mounting plate; mounting holes are formed in four corners of the mounting plate; the mounting plate is provided with a circuit board; a positioning hole is formed in the central part of the circuit board; the mounting plate is provided with a positioning mechanism and a clamping mechanism corresponding to the circuit board.

As a further aspect of the present invention: the positioning mechanism comprises a positioning block; the positioning block is slidably mounted on the rotating column; a sliding block is arranged on the rotating column; a sliding groove is formed in the positioning block corresponding to the sliding block; the rotating column is rotatably arranged on the first fixing plate.

As a further aspect of the present invention: the circuit board is provided with a groove corresponding to the positioning mechanism.

As a further aspect of the present invention: the clamping mechanism comprises a sliding plate which is slidably arranged on the mounting plate; one side of the sliding plate is provided with a spring telescopic column; the spring telescopic column is provided with a second fixed block, the second fixed block is rotatably connected with the hook through a connecting rod, and the hook is elastically connected with the spring telescopic column through a first spring; and the mounting plate is provided with a hanging block corresponding to the hook.

As a further aspect of the present invention: a fixed rod is installed at one end of the spring telescopic column and comprises a spring clamp, a piston head is installed at one end of the spring clamp, a third spring is arranged on the piston head, and a second spring is installed at the other end of the spring clamp; and the other end of the spring clamp is provided with a positioning switch corresponding to the second spring.

As a further aspect of the present invention: one end of the fixed rod is arranged on the clamping block, and the clamping block is arranged on the mounting plate in a sliding manner; and a plurality of sliding grooves are formed in the clamping blocks corresponding to the fixing rods.

As a further aspect of the present invention: the clamping device is characterized in that one side of the clamping block, which is close to the circuit board, is provided with a rubber block.

Compared with the prior art, the beneficial effects of the utility model are that: the mounting plate can be fixed through the arrangement of the mounting holes; the circuit board can be accurately positioned by arranging the positioning mechanism, the positioning hole and the groove; through the setting of clamping mechanism, the sliding plate slides and promotes the flexible post of spring and stretch out and draw back, and the string piece is fixed the flexible post of spring in a specific position with the couple cooperation, and the dead lever promotes and presss from both sides tight piece clamp tight circuit board, can press from both sides the circuit board clamp fixed of installing on the mounting panel. The utility model discloses convenient to use, it is fixed effectual. To sum up, the utility model discloses convenient to use, it is fixed effectual.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the middle positioning mechanism of the present invention.

Fig. 3 is a schematic structural diagram of the middle clamping mechanism of the present invention.

In the figure: 1-mounting plate, 2-mounting hole, 3-circuit board, 4-positioning mechanism, 5-clamping mechanism, 6-positioning hole, 7-groove, 8-rotating column, 9-sliding groove, 10-sliding block, 11-first fixing plate, 12-positioning block, 13-sliding plate, 14-spring telescopic column, 15-hanging block, 16-hook, 17-second fixing block, 18-first spring, 19-second spring, 20-spring clamp, 21-elastic piston head, 22-third spring, 23-sliding groove and 24-clamping block.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1 to 3, in an embodiment of the present invention, an electronic circuit board mounting and fixing device includes a mounting plate 1, mounting holes 2 are formed at four corners of the mounting plate 1, and the mounting plate 1 is fixed through the mounting holes 2; the mounting plate 1 is provided with a circuit board 3; a positioning hole 6 is formed in the center of the circuit board 3 to prevent the circuit board 3 from sliding during installation and fixation; the mounting plate 1 is provided with a positioning mechanism 4 and a clamping mechanism 5 corresponding to the circuit board 3; the positioning mechanism 4 is used for positioning the position of the circuit board 3; the clamping mechanism 5 is used for clamping the circuit board 3 and reducing the vibration borne by the circuit board 3.

Further, the positioning mechanism 4 comprises a positioning block 12, and the positioning block 12 can elastically stretch and retract; the positioning block 12 is slidably mounted on the rotating column 8; a sliding block 10 is arranged on the rotating column 8; a sliding groove 9 is formed in the positioning block 12 corresponding to the sliding block 10; the rotating column 8 is rotatably arranged on the first fixing plate 11; through the arrangement, the height and the angle of the positioning block 12 can be adjusted, the positioning block 12 can rotate 360 degrees, and the installation and the positioning are convenient.

Furthermore, the circuit board 3 is provided with a groove 7 corresponding to the positioning mechanism 4, and the positioning of the circuit board 3 is more accurate through the matching of the groove 7 and the positioning mechanism 4.

Further, the clamping mechanism 5 comprises a sliding plate 13, and the sliding plate 13 is slidably mounted on the mounting plate 1; a spring telescopic column 14 is arranged on one side of the sliding plate 13; a second fixed block 17 is arranged on the spring telescopic column 14, the second fixed block 17 is rotatably connected with a hook 16 through a connecting rod, and the hook 16 is elastically connected with the spring telescopic column 14 through a first spring 18; a hanging block 15 is arranged on the mounting plate 1 corresponding to the hook 16; the spring telescopic column 14 can be limited by the arrangement of the hanging block 15, the hook 16, the second fixing block 17 and the first spring 18 during telescopic.

Furthermore, a fixing rod is installed at one end of the spring telescopic column 14, the fixing rod comprises a spring clamp 20, a piston head 21 is installed at one end of the spring clamp 20, a third spring 22 is arranged on the piston head 21, and a second spring 19 is installed at the other end of the spring clamp 20; the other end of the spring clamp 20 is provided with a positioning switch corresponding to the second spring 19.

Further, one end of the fixing rod is mounted on a clamping block 24, and the clamping block 24 is slidably mounted on the mounting plate 1; a plurality of sliding grooves 23 are formed in the clamping block 24 corresponding to the fixing rods; the fixing rod is pushed by the telescopic spring column 14 in a telescopic mode, then the second spring 19 is pressed through the clamping switch, the spring clamp 20 is stressed to compress the third spring 22, the width of the piston head 21 is changed, and therefore the fixing rod is clamped into the sliding groove 23 and has a certain clamping force on the clamping block 24.

Example 2

Referring to fig. 1, a rubber block is disposed on a side of the clamping block 24 close to the circuit board 3, and friction of the circuit board 3 can be reduced by the rubber block.

The utility model discloses a theory of operation is: the mounting plate 1 can be fixed through the arrangement of the mounting holes 2; the circuit board 3 can be accurately positioned through the arrangement of the positioning mechanism 4, the positioning hole 6 and the groove 7; through the setting of clamping mechanism 5, sliding plate 13 slides and promotes flexible post 14 of spring and stretches out and draws back, and hanging piece 15 fixes flexible post 14 of spring at a specific position with couple 16 cooperation, and the dead lever promotes and presss from both sides tight piece 24 and presss from both sides tight circuit board 3, can press from both sides tight the fixing with circuit board 3 of installing on mounting panel 1. The utility model discloses convenient to use, it is fixed effectual.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An electronic circuit board mounting and fixing device comprises a mounting plate (1); the device is characterized in that four corners of the mounting plate (1) are provided with mounting holes (2); a circuit board (3) is mounted on the mounting plate (1); a positioning hole (6) is formed in the center of the circuit board (3); the mounting plate (1) is provided with a positioning mechanism (4) and a clamping mechanism (5) corresponding to the circuit board (3).

2. An electronic circuit board mounting fixture according to claim 1, wherein said positioning mechanism (4) comprises a positioning block (12); the positioning block (12) is slidably mounted on the rotating column (8); a sliding block (10) is arranged on the rotating column (8); a sliding groove (9) is formed in the positioning block (12) corresponding to the sliding block (10); the rotating column (8) is rotatably arranged on the first fixing plate (11).

3. An electronic circuit board mounting fixture according to claim 2, characterised in that the circuit board (3) is provided with a recess (7) corresponding to the positioning means (4).

4. An electronic circuit board mounting fixture according to claim 1, wherein the clamping mechanism (5) comprises a slide plate (13), the slide plate (13) being slidably mounted on the mounting plate (1); one side of the sliding plate (13) is provided with a spring telescopic column (14); a second fixed block (17) is arranged on the spring telescopic column (14), the second fixed block (17) is rotatably connected with a hook (16) through a connecting rod, and the hook (16) is elastically connected with the spring telescopic column (14) through a first spring (18); and a hanging block (15) is arranged on the mounting plate (1) corresponding to the hook (16).

5. The electronic circuit board mounting and fixing device as claimed in claim 4, wherein a fixing rod is mounted at one end of the spring telescopic column (14), the fixing rod comprises a spring clamp (20), a piston head (21) is mounted at one end of the spring clamp (20), a third spring (22) is arranged on the piston head (21), and a second spring (19) is mounted at the other end of the spring clamp (20); and the other end of the spring clamp (20) is provided with a positioning switch corresponding to the second spring (19).

6. The electronic circuit board mounting and fixing device as claimed in claim 5, wherein one end of the fixing rod is mounted on a clamping block (24), and the clamping block (24) is slidably mounted on the mounting plate (1); the clamping block (24) is provided with a plurality of sliding grooves (23) corresponding to the fixing rods.

7. An electronic circuit board mounting fixture according to claim 6, characterised in that the clamping block (24) is provided with a rubber block on the side close to the circuit board (3).