CN213214116U

CN213214116U - Printed circuit board

Info

Publication number: CN213214116U
Application number: CN202021155229.XU
Authority: CN
Inventors: 李怀宾
Original assignee: Hangzhou Zhongjie Electronic Technology Co ltd
Current assignee: Hangzhou Zhongjie Electronic Technology Co ltd
Priority date: 2020-06-21
Filing date: 2020-06-21
Publication date: 2021-05-14
Anticipated expiration: 2030-06-21

Abstract

The utility model discloses a printed circuit board, which comprises a mounting seat, wherein the top of the mounting seat is provided with a mounting groove, the inner wall of the mounting groove is connected with a movable plate in a sliding way, the bottom of the movable plate is hinged with a first rotating rod which is symmetrically distributed, one end of the first rotating rod, which is far away from the movable plate, is hinged with a movable block which is connected with the inner wall of the bottom of the mounting groove in a sliding way, one side, which is far away from each other, of two groups of movable blocks is respectively butted with a second rotating rod, one side, which is close to each other, of the two groups of two rotating rods is butted with a symmetrically distributed protective block, a circuit board body is fixedly arranged between the two groups of protective blocks, protective blocks are arranged at two ends of the circuit board body during installation, the protective blocks are pressed downwards to ensure that the protective blocks move downwards so as to push, the circuit board body is fixed and installed, installation and fixation are convenient, disassembly is convenient, and maintenance is convenient.

Description

Printed circuit board

Technical Field

The utility model relates to a circuit board field especially relates to a printed circuit board.

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 a printed circuit board or a printed circuit board, an FPC circuit board.

This application improves under prior art, and among the prior art, current printed circuit board has the defect that the maintainer of being not convenient for maintained, and the maintenance work for maintainer brings the degree of difficulty, unable timely guarantee printed circuit board's use to current printed circuit board's practicality has been reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a printed circuit board.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a printed circuit board, includes the mount pad, the mounting groove has been seted up at the mount pad top, mounting groove inner wall sliding connection has the fly leaf, the fly leaf bottom articulates there is the bull stick one of symmetric distribution, the one end that the fly leaf was kept away from to the bull stick one articulates there is the movable block with mounting groove bottom inner wall sliding connection, and is two sets of the equal butt in one side that the movable block was kept away from each other has bull stick two, and the shape of bull stick two is L shape, and is two sets of one side butt that the bull stick two is close to each other has the protection piece of symmetric distribution, protection piece and fly leaf butt are two sets of fixed mounting has the circuit board.

As a further description of the above technical solution: the mounting seat is characterized in that screw rods and guide rods are arranged on two sides of the mounting seat and symmetrically distributed, first sliding blocks symmetrically distributed are in threaded connection with the outer wall of each screw rod and are in sliding connection with the mounting seat, and external threads at two ends of each screw rod are arranged in opposite directions.

As a further description of the above technical solution: the outer wall of the guide rod is connected with symmetrically distributed second sliding blocks in a sliding mode, the second sliding blocks are connected with the mounting seat in a sliding mode, a connecting rod is fixedly connected between the second sliding blocks and the first sliding blocks, and the connecting rod is connected with the second rotating rod in a rotating mode.

As a further description of the above technical solution: the outer wall of the connecting rod is sleeved with a first torsion spring and a second torsion spring, the first torsion spring is fixedly connected with the first sliding block, the other end of the first torsion spring is fixedly connected with the second rotating rod, one end of the second torsion spring is fixedly connected with the second sliding block, and the other end of the second torsion spring is fixedly connected with the second rotating rod.

As a further description of the above technical solution: and a spring is arranged between the two first rotating rods and fixedly connected with the inner wall of the bottom of the mounting groove, and the other end of the spring is fixedly connected with the bottom of the movable plate.

As a further description of the above technical solution: and positioning grooves are formed in one side, close to each other, of each of the two groups of protection blocks and are matched with the circuit board body.

The utility model discloses following beneficial effect has:

1. the utility model discloses during well installation, with circuit board body both ends installation protection piece, press down the protection piece downwards and make protection piece downstream, and then promote the fly leaf downstream, the spring shrink, fly leaf downstream drives bull stick one and rotates and make the movable block slide, and the movable block removes two rotations that promote the bull stick for the bull stick is spacing to two pairs of protection pieces, realizes the fixed and installation to the circuit board body promptly, is convenient for install and fix.

2. The utility model discloses in when dismantling, it makes the screw rod rotate to rotate the screw rod, the screw rod rotates and drives two sets of first sliders and remove towards one side of keeping away from each other, first slider removes and drives the connecting rod and remove and then drive bull stick two and second slider, when bull stick two breaks away from completely with the protection piece, the first torsion spring and the second torsion spring of connecting rod outer wall reset and make bull stick two reset, at this moment, the spring resets and makes the fly leaf rebound, make bull stick one and movable block reset, fly leaf rebound and ejecting protection piece and circuit board body, can accomplish the dismantlement to the circuit board body, and convenient to detach is convenient for maintain.

Drawings

Fig. 1 is a schematic structural diagram of a printed circuit board according to the present invention;

fig. 2 is a top view of a printed circuit board according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a in fig. 2 of the present invention.

Illustration of the drawings:

the method comprises the following steps of 1-a mounting seat, 2-a movable plate, 3-a first rotating rod, 4-a movable block, 5-a protective block, 6-a circuit board body, 7-a second rotating rod, 8-a mounting groove, 9-a screw rod, 10-a first sliding block, 11-a guide rod, 12-a connecting rod, 13-a first torsion spring, 14-a second sliding block and 15-a second torsion spring.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the utility model provides a printed circuit board, including mount pad 1, mount pad 1 top has been seted up mounting groove 8, the inner wall of mounting groove 8 is connected with fly leaf 2 in a sliding manner, fly leaf 2 bottom articulates there is a bull stick 3 of symmetric distribution, the one end that bull stick 3 kept away from fly leaf 2 articulates there is movable block 4 with the inner wall sliding connection of mount groove 8 bottom, the one side that two sets of movable blocks 4 kept away from each other all butts has bull stick two 7, and the shape of bull stick two 7 is the L shape, one side that two sets of bull stick two 7 are close to each other butts has protective block 5 of symmetric distribution, protective block 5 and fly leaf 2 butts, fixed mounting has circuit board body 6 between two sets of protective block 5, realize the installation and the fixed to circuit board body 6;

referring to fig. 1-3, in the present application, a screw 9 and a guide rod 11 are disposed on two sides of an installation base 1, the screw 9 and the guide rod 11 are symmetrically distributed, a first slider 10 symmetrically distributed is connected to an outer wall of the screw 9 through a thread, the first slider 10 is slidably connected to the installation base 1, external threads on two ends of the screw 9 are oppositely threaded, a second slider 14 symmetrically distributed is slidably connected to an outer wall of the guide rod 11, the second slider 14 is slidably connected to the installation base 1, a connecting rod 12 is fixedly connected between the second slider 14 and the first slider 10, the connecting rod 12 is rotatably connected to a second rotating rod 7, a first torsion spring 13 and a second torsion spring 15 are sleeved on an outer wall of the connecting rod 12, the first torsion spring 13 is fixedly connected to the first slider 10, the other end of the first torsion spring 13 is fixedly connected to the second rotating rod 7, one end of the second torsion spring 15 is fixedly connected to the second slider 14, the other end of the second torsion spring 15 is fixedly connected with the second rotating rod 7, so that the second rotating rod 7 can fix the protective block 5, the circuit board body 6 is further fixed, and the second rotating rod 7 can be conveniently reset by the first torsion spring 13 and the second torsion spring 15;

referring to fig. 1, in the application, a spring is arranged between two sets of first rotating rods 3, the spring is fixedly connected with the inner wall of the bottom of the mounting groove 8, the other end of the spring is fixedly connected with the bottom of the movable plate 2, and the spring is convenient for the movable plate 2 to reset when the limit of the second rotating rods 7 on the protection block 5 fails, so that the circuit board body 6 is taken out;

referring to fig. 1, in this application, the constant head tank has all been seted up to one side that two sets of protection pieces 5 are close to each other, and constant head tank and 6 looks adaptations of circuit board body are convenient for dispel the heat to circuit board body 6.

The working principle is as follows:

in the application, during installation, the protection blocks 5 are installed at two ends of the circuit board body 6, the protection blocks 5 are pressed downwards to enable the protection blocks 5 to move downwards, the movable plate 2 is further pushed to move downwards, the spring contracts, the movable plate 2 moves downwards to drive the first rotating rod 3 to rotate so as to enable the movable block 4 to slide, the movable block 4 moves to push the second rotating rod 7 to rotate, the first torsion spring 13 and the second torsion spring 15 deform, the second rotating rod 7 limits the protection blocks 5, and therefore fixing and installation of the circuit board body 6 are achieved, and installation and fixing are facilitated;

in this application, during the dismantlement, it makes screw rod 9 rotate to rotate screw rod 9, screw rod 9 rotates and drives two sets of first sliders 10 and remove towards one side of keeping away from each other, first slider 10 removes and drives connecting rod 12 and remove and then drive bull stick two 7 and second slider 14, when bull stick two 7 breaks away from with protection piece 5 completely, the first torsion spring 13 and the second torsion spring 15 of connecting rod 12 outer wall reset and make bull stick two 7 reset, at this moment, the spring resets and makes fly leaf 2 rebound, make bull stick one 3 and movable block 4 reset, fly leaf 2 rebound and ejecting protection piece 5 and circuit board body 6, can accomplish the dismantlement to circuit board body 6, and convenient to detach is convenient for maintain.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A printed circuit board comprising a mounting base (1), characterized in that: mounting groove (8) have been seted up at mount pad (1) top, mounting groove (8) inner wall sliding connection has fly leaf (2), fly leaf (2) bottom articulates there is a bull stick (3) of symmetric distribution, the one end that fly leaf (2) were kept away from in bull stick (3) articulates has movable block (4) with mounting groove (8) bottom inner wall sliding connection, and is two sets of the equal butt in one side that movable block (4) kept away from each other has bull stick two (7), and the shape of bull stick two (7) is L shape, and is two sets of one side butt that bull stick two (7) are close to each other has protective block (5) of symmetric distribution, protective block (5) and fly leaf (2) butt, and are two sets of fixed mounting has circuit board body (6) between protective block (5).

2. A printed circuit board according to claim 1, wherein: screw rod (9) and guide bar (11) are arranged on two sides of mounting seat (1), screw rod (9) and guide bar (11) are symmetrically distributed, outer wall of screw rod (9) is in threaded connection with first sliding blocks (10) which are symmetrically distributed, first sliding blocks (10) are in sliding connection with mounting seat (1), and external threads at two ends of screw rod (9) are arranged in opposite directions.

3. A printed circuit board according to claim 2, wherein: the outer wall of the guide rod (11) is connected with second sliding blocks (14) which are symmetrically distributed in a sliding mode, the second sliding blocks (14) are connected with the mounting base (1) in a sliding mode, connecting rods (12) are fixedly connected between the second sliding blocks (14) and the first sliding blocks (10), and the connecting rods (12) are connected with the rotating rod II (7) in a rotating mode.

4. A printed circuit board according to claim 3, wherein: the outer wall of the connecting rod (12) is sleeved with a first torsion spring (13) and a second torsion spring (15), the first torsion spring (13) is fixedly connected with the first sliding block (10), the other end of the first torsion spring (13) is fixedly connected with the second rotating rod (7), one end of the second torsion spring (15) is fixedly connected with the second sliding block (14), and the other end of the second torsion spring (15) is fixedly connected with the second rotating rod (7).

5. A printed circuit board according to claim 1, wherein: and a spring is arranged between the two groups of the first rotating rods (3), the spring is fixedly connected with the inner wall of the bottom of the mounting groove (8), and the other end of the spring is fixedly connected with the bottom of the movable plate (2).

6. A printed circuit board according to claim 1, wherein: and positioning grooves are formed in one side, close to each other, of each of the two groups of protection blocks (5), and the positioning grooves are matched with the circuit board body (6).