CN219204816U

CN219204816U - Plug-in type multilayer circuit board

Info

Publication number: CN219204816U
Application number: CN202320038159.7U
Authority: CN
Inventors: 刘忠贵; 徐建
Original assignee: Shenzhen Yingxun Photoelectric Co ltd
Current assignee: Shenzhen Yingxun Photoelectric Co ltd
Priority date: 2023-01-07
Filing date: 2023-01-07
Publication date: 2023-06-16
Anticipated expiration: 2033-01-07

Abstract

The utility model belongs to the technical field of circuit boards, in particular to an inserting type multilayer circuit board which comprises a middle layer board, wherein the lower surface of the middle layer board is provided with a lower layer board, the upper surface of the middle layer board is provided with an upper layer board, the corner of the top of the lower layer board is provided with a mounting block, the corner of the bottom of the upper layer board is provided with a mounting block, the mounting block is provided with a limit groove, the two sides of the upper surface and the lower surface of the middle layer board are provided with mounting seats, the side walls of the two ends of the mounting seats are provided with accommodating cavities, fixing rods are arranged in the accommodating cavities, one end of each fixing rod is provided with a limit block, and the tops of the two ends of each mounting seat are provided with mounting grooves. The lower layer plate and the upper layer plate are conveniently detached from the middle layer plate, and the circuit board is detached and maintained.

Description

Plug-in type multilayer circuit board

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a plug-in type multilayer circuit board.

Background

The circuit board PCB is a printed PCB, and is usually manufactured into a printed circuit, a printed element or a conductive pattern formed by combining the printed circuit and the printed element according to a preset design on an insulating material, and the conductive pattern for providing electric connection between components is called a printed circuit on an insulating substrate, so that the printed circuit board PCB has good practical and conductive effects when in use, has soft production cost and is widely applied to various fields; in the installation butt joint of the existing plug-in type multilayer circuit board, the existing plug-in type multilayer circuit board is fixed in a butt joint mode through a plurality of screws.

The prior art has the following problems:

1. in the installation and butt joint of the existing plug-in type multilayer circuit board, the existing plug-in type multilayer circuit board is fixed in a butt joint mode through a plurality of screws, so that the fixation is complicated, and the assembly time is increased;

2. in installation butt joint of the existing plug-in type multilayer circuit board, the existing plug-in type multilayer circuit board is fixed in a butt joint mode through a plurality of screws, and the circuit board is inconvenient to detach and maintain.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the plug-in type multilayer circuit board, which solves the problems that the existing plug-in type multilayer circuit board is in butt joint and fixed by a plurality of screws in installation, so that the fixation is complicated and the assembly time is increased; in installation butt joint of the existing plug-in type multilayer circuit board, the existing plug-in type multilayer circuit board is fixed in a butt joint mode through a plurality of screws, and the circuit board is inconvenient to detach and maintain.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a grafting type multilayer circuit board, includes the middle deck board, the middle deck board lower surface is provided with down the plywood, the middle deck board upper surface is provided with the top board, bottom board top corner is provided with the installation piece, top board bottom corner is provided with the installation piece, be provided with the spacing groove on the installation piece, two surface both sides are provided with the mount pad about the middle deck board, mount pad both ends lateral wall is provided with holds the chamber, it is provided with the dead lever to hold the intracavity portion, dead lever one end is provided with the stopper, be provided with the spring on the dead lever, mount pad both ends top is provided with the mounting groove.

As a preferable technical scheme of the utility model, the lower surface of the middle layer plate is movably connected with a lower layer plate, and the upper surface of the middle layer plate is fixedly connected with an upper layer plate.

As a preferable technical scheme of the utility model, the top corner of the lower layer plate is fixedly connected with a mounting block, the bottom corner of the upper layer plate is fixedly connected with a mounting block, eight groups of mounting blocks are arranged, limiting grooves are formed in the mounting block in a penetrating manner, and eight groups of limiting grooves are formed in the limiting grooves.

As a preferable technical scheme of the utility model, mounting seats are fixedly connected to the two sides of the upper surface and the lower surface of the middle layer board, four groups of mounting seats are arranged, accommodating cavities are formed in the side walls of the two ends of the mounting seats, and eight groups of accommodating cavities are arranged.

As a preferable technical scheme of the utility model, a fixing rod is rotationally connected in the accommodating cavity, eight groups of fixing rods are arranged, one end of each fixing rod is fixedly connected with a limiting block, the size of each limiting block is smaller than the diameter of each limiting groove, eight groups of limiting blocks are arranged, one end of each spring is fixedly connected with each fixing rod, the other end of each spring is fixedly connected with the side wall of the accommodating cavity, and eight groups of springs are arranged.

As a preferable technical scheme of the utility model, mounting grooves are formed in the tops of two ends of the mounting seat, eight groups of mounting grooves are formed, and the caliber of each mounting groove is larger than the size of each mounting block.

Compared with the prior art, the utility model provides a plug-in type multilayer circuit board, which comprises the following components

The beneficial effects are that:

1. this grafting type multilayer circuit board, through lower plywood top corner fixedly connected with installation piece, upper strata bottom corner fixedly connected with installation piece, the spacing groove has been seted up in the running through on the installation piece, two surface both sides fixedly connected with mount pad about the well plywood, the installation groove on the mount pad is aimed at respectively to the installation piece on plywood and the lower plywood down, will install the piece and slide into the mounting groove in, the installation piece can promote the stopper removal when sliding along the mounting groove, the stopper moves, through dead lever pulling spring, after the stopper slides into the spacing groove, can drive the stopper under the elastic force effect of spring and reset, with the stopper chucking in the spacing groove, thereby conveniently assemble the multilayer circuit board.

2. This grafting formula multilayer circuit board is connected with the dead lever through holding the inside rotation of chamber, dead lever one end fixedly connected with stopper, when needing to maintain the circuit board, rotates the dead lever, and the dead lever drives the stopper and rotates, makes the stopper roll-off in the spacing groove, can take out the installation piece from the mounting groove to conveniently dismantle down plywood and top board from the intermediate lamella, dismantle the maintenance to the circuit board.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the mounting block structure of the present utility model;

FIG. 3 is a schematic top view of the mounting base of the present utility model;

fig. 4 is a schematic diagram of a stopper structure according to the present utility model.

In the figure: 1. a middle layer plate; 2. a lower plate; 3. an upper plate; 4. a mounting block; 5. a limit groove; 6. a mounting base; 7. a receiving chamber; 8. a fixed rod; 9. a limiting block; 10. a spring; 11. and a mounting groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, in the present embodiment: the utility model provides a grafting type multilayer circuit board, including well plywood 1, well plywood 1 lower surface is provided with down plywood 2, well plywood 1 upper surface is provided with up plywood 3, down plywood 2 top corner is provided with installation piece 4, installation piece 4 makes down plywood 2 and up plywood 3 and well plywood 1 fixed mounting, up plywood 3 bottom corner is provided with installation piece 4, be provided with spacing groove 5 on the installation piece 4, spacing groove 5 makes installation piece 4 fix inside mounting groove 11, both sides are provided with mount pad 6 about the middle plywood 1, mount pad 6 makes down plywood 2 and up plywood 3 and 1 fixed mounting of middle plywood, mount pad 6 both ends lateral wall is provided with holds chamber 7, hold chamber 7 makes dead lever 8 rotatable, hold chamber 7 inside is provided with dead lever 8, dead lever 8 drives stopper 9 rotation, dead lever 8 one end is provided with stopper 9, stopper 9 will install piece 4 inside mounting groove 11, be provided with spring 10 on the dead lever 8, spring 10 is with stopper 9 chucking in spacing groove 5, mount pad 6 both ends top is provided with mounting groove 11, inject into mounting groove 11 makes mount pad 6 inside mounting groove 6.

In the embodiment, the lower surface of the middle layer plate 1 is movably connected with a lower layer plate 2, and the upper surface of the middle layer plate 1 is fixedly connected with an upper layer plate 3; the top corner of the lower layer plate 2 is fixedly connected with a mounting block 4, the bottom corner of the upper layer plate 3 is fixedly connected with a mounting block 4, eight groups of mounting blocks 4 are arranged, a limiting groove 5 is formed in the mounting block 4 in a penetrating manner, and eight groups of limiting grooves 5 are formed in the limiting groove 5, so that the lower layer plate 2, the upper layer plate 3 and the middle layer plate 1 are fixedly mounted; the two sides of the upper surface and the lower surface of the middle layer plate 1 are fixedly connected with mounting seats 6, the mounting seats 6 are provided with four groups, the side walls of the two ends of the mounting seats 6 are provided with accommodating cavities 7, the accommodating cavities 7 are provided with eight groups, and a rotation space of a fixing rod 8 is provided; the inside of the accommodating cavity 7 is rotationally connected with a fixing rod 8, the fixing rod 8 is provided with eight groups, one end of the fixing rod 8 is fixedly connected with a limiting block 9, the size of the limiting block 9 is smaller than the diameter of the limiting groove 5, the limiting block 9 is provided with eight groups, one end of a spring 10 is fixedly connected with the fixing rod 8, the other end of the spring 10 is fixedly connected with the side wall of the accommodating cavity 7, the spring 10 is provided with eight groups, the limiting block 9 is clamped in the limiting groove 5, and the installation block 4 is fixed inside the installation groove 11; the mounting groove 11 has been seted up at mount pad 6 both ends top, and mounting groove 11 is provided with eight groups, and the bore of mounting groove 11 is greater than the size of installation piece 4, makes installation piece 4 intubate inside the mount pad 6.

The working principle and the using flow of the utility model are as follows: the operator is through lower plywood 2 top corner fixedly connected with installation piece 4, upper strata 3 bottom corner fixedly connected with installation piece 4, mounting groove 11 has been seted up at mount pad 6 both ends top, with the installation piece 4 on lower plywood 2 and the upper strata 3 aim at the mounting groove 11 on the mount pad 6 respectively, slide into mounting groove 11 with installation piece 4, installation piece 4 can promote stopper 9 removal when sliding along mounting groove 11, stopper 9 moves and pull spring 10 through dead lever 8, after stopper 9 slides into spacing groove 5, can drive stopper 9 under spring 10's elastic force effect and reset, with stopper 9 chucking in spacing groove 5, thereby conveniently assemble fixedly to the multilayer circuit board, when need maintain the circuit board, rotate dead lever 8, dead lever 8 drives stopper 9 and rotates, make stopper 9 follow the spacing groove 5 roll-off, can take out installation piece 4 from mounting groove 11, thereby the convenience is dismantled from well plywood 2 and upper strata 3, the circuit board is dismantled and is maintained from well plywood 1.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A plug-in type multilayer circuit board is characterized in that: including middle layer board (1), middle layer board (1) lower surface is provided with laminate (2) down, middle layer board (1) upper surface is provided with top board (3), laminate (2) top corner is provided with installation piece (4) down, top board (3) bottom corner is provided with installation piece (4), be provided with spacing groove (5) on installation piece (4), both sides are provided with mount pad (6) about middle layer board (1), mount pad (6) both ends lateral wall is provided with holds chamber (7), hold chamber (7) inside dead lever (8) that are provided with, dead lever (8) one end is provided with stopper (9), be provided with spring (10) on dead lever (8), mount pad (6) both ends top is provided with mounting groove (11).

2. The plug-in type multi-layer circuit board according to claim 1, wherein: the lower surface of the middle layer plate (1) is movably connected with a lower layer plate (2), and the upper surface of the middle layer plate (1) is fixedly connected with an upper layer plate (3).

3. The plug-in type multi-layer circuit board according to claim 1, wherein: the utility model discloses a lower plywood, including plywood (2) top corner fixedly connected with installation piece (4), upper strata board (3) bottom corner fixedly connected with installation piece (4), installation piece (4) are provided with eight groups, limiting groove (5) have been run through on installation piece (4), limiting groove (5) are provided with eight groups.

4. The plug-in type multi-layer circuit board according to claim 1, wherein: the mounting plate is characterized in that mounting seats (6) are fixedly connected to the two sides of the upper surface and the lower surface of the middle plate (1), four groups of mounting seats (6) are arranged, accommodating cavities (7) are formed in the side walls of the two ends of the mounting seats (6), and eight groups of accommodating cavities (7) are arranged.

5. The plug-in type multi-layer circuit board according to claim 1, wherein: the utility model discloses a spring, including holding chamber (7) inside rotation and being connected with dead lever (8), dead lever (8) are provided with eight groups, dead lever (8) one end fixedly connected with stopper (9), the size of stopper (9) is less than the diameter of spacing groove (5), stopper (9) are provided with eight groups, spring (10) one end and dead lever (8) fixed connection, the spring (10) other end and hold chamber (7) lateral wall fixed connection, spring (10) are provided with eight groups.

6. The plug-in type multi-layer circuit board according to claim 1, wherein: mounting grooves (11) are formed in the tops of two ends of the mounting seat (6), eight groups of mounting grooves (11) are formed, and the caliber of each mounting groove (11) is larger than the size of each mounting block (4).