CN210840416U

CN210840416U - Printed circuit board convenient to dismantle

Info

Publication number: CN210840416U
Application number: CN201920888164.0U
Authority: CN
Inventors: 李亮亮
Original assignee: Henan Hexing Paper Products Printing Co ltd
Current assignee: Henan Hexing Paper Products Printing Co ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-06-23
Anticipated expiration: 2029-06-13

Abstract

The utility model discloses a printed circuit board convenient to dismantle, including circuit board body and fixed plate, the circuit board body is the rectangle form, and all is equipped with the fixed orifices on four angles of circuit board body, the border department of circuit board body is equipped with the arch, the fixed plate is located the back of circuit board body, and is equipped with the dead lever that is used for fixed circuit board body on the fixed plate, the upper end of dead lever is equipped with L shape stopper, the one end of L shape stopper is pegged graft in the fixed orifices, and the other end and the dead lever fixed connection of L shape stopper, one side that the dead lever is close to L shape stopper is equipped with the draw-in groove corresponding with the arch, the other end of dead lever passes the fixed plate, the back of fixed plate is equipped with limiting plate and slot, the inboard of limiting plate is equipped with presss. Compared with the traditional printed circuit board, the utility model discloses simple to use, the dismouting is more convenient.

Description

Printed circuit board convenient to dismantle

Technical Field

The utility model relates to a printed circuit board technical field specifically is a printed circuit board convenient to dismantle.

Background

PCB PCBs, called printed circuit boards, also called printed circuit boards, are important electronic components, which are carriers for electrical connections of electronic components. The existing printed circuit board is generally fixed by bolts during installation, and is inconvenient to detach or install.

To this end, we propose a printed circuit board that is easy to disassemble to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a printed circuit board convenient to dismantle to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a printed circuit board convenient to disassemble comprises a circuit board body and a fixing plate, wherein the circuit board body is rectangular, and four corners of the circuit board body are provided with fixing holes, the edge of the circuit board body is provided with a bulge, the fixing plate is positioned at the back of the circuit board body, a fixing rod for fixing the circuit board body is arranged on the fixing plate, an L-shaped limiting block is arranged at the upper end of the fixing rod, one end of the L-shaped limiting block is inserted in the fixing hole, the other end of the L-shaped limiting block is fixedly connected with a fixed rod, one side of the fixed rod close to the L-shaped limiting block is provided with a clamping groove corresponding to the bulge, the other end of the fixed rod passes through the fixed plate, the back of the fixed plate is provided with a limit plate and a slot, the inner side of the limit plate is provided with a clamping opening, and the limiting plate is inserted in the slot, and one end of the fixing rod, which is far away from the L-shaped limiting block, is provided with a bayonet matched with the clamping opening.

This setting is through setting up a fixed plate at the back of circuit board body, be equipped with the dead lever that is used for fixed circuit board body on the fixed plate, the upper end of dead lever is equipped with L shape stopper, directly peg graft the tip of L shape stopper in the fixed orifices on the circuit board body during the use, this moment under the effect of the arch of circuit board body border department and draw-in groove on the dead lever, the dead lever will be fixed on the circuit board body, then peg graft the dead lever on the fixed plate, insert the slot with the limiting plate after that, the mouth of pressing from both sides on the limiting plate can block the dead lever at this in-process, and the bayonet socket on the dead lever exists and makes the limiting plate difficult and the dead lever break away from again, thereby the fixed of circuit board body has been accomplished.

Preferably, the fixing hole and the L-shaped limiting block are square.

The square fixing hole is arranged to be fixed more firmly.

Preferably, the end part of the limiting plate is conical, and the tail part of the limiting plate is provided with a fixing block.

This tip that sets up the limiting plate is the toper, inserts the slot more easily like this in, the fixed block of afterbody can be more convenient take out the limiting plate.

Preferably, the front surface of the fixing plate is provided with a cushion block for supporting the circuit board body, and the outer side of the fixing plate is provided with a screw fixing hole.

Preferably, the cushion block is cylindrical and is in threaded connection with the fixing plate through a thread groove.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a back at the circuit board body sets up a fixed plate, be equipped with the dead lever that is used for the fixed circuit board body on the fixed plate, the upper end of dead lever is equipped with L shape stopper, directly peg graft the tip of L shape stopper in the fixed orifices on the circuit board body during use, under the effect of draw-in groove on the arch of circuit board body border department and the dead lever this moment, the dead lever will be fixed on the circuit board body, then peg graft the dead lever on the fixed plate, insert the slot with the limiting plate after that, the mouth of pressing from both sides on the limiting plate can block the dead lever at this in-process, and the existence of the bayonet socket on the dead lever makes the limiting plate difficult and the dead lever break away from again, thereby accomplished the fixed of circuit board body.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 3 is a schematic diagram of the structure of the circuit board body of the present invention;

fig. 4 is a schematic diagram of a limiting plate structure of the present invention;

FIG. 5 is a schematic view of the end structure of the fixing rod of the present invention;

fig. 6 is a side view of the fixing plate of the present invention.

In the figure: 1. a circuit board body; 2. a fixing plate; 3. a fixing hole; 4. a protrusion; 5. fixing the rod; 6. an L-shaped limiting block; 7. a card slot; 8. a limiting plate; 9. a slot; 10. clamping the opening; 11. a bayonet; 12. a fixed block; 13. cushion blocks; 14. and (5) fixing holes by 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.

Referring to fig. 1-6, the utility model provides a printed circuit board convenient to disassemble, which comprises a circuit board body 1 and a fixed plate 2, wherein the circuit board body 1 is rectangular, four corners of the circuit board body 1 are respectively provided with a fixed hole 3, the edge of the circuit board body 1 is provided with a bulge 4, the fixed plate 2 is positioned at the back of the circuit board body 1, the fixed plate 2 is provided with a fixed rod 5 for fixing the circuit board body 1, the upper end of the fixed rod 5 is provided with an L-shaped limiting block 6, one end of the L-shaped limiting block 6 is inserted in the fixed hole 3, the other end of the L-shaped limiting block 6 is fixedly connected with the fixed rod 5, one side of the fixed rod 5 close to the L-shaped limiting block 6 is provided with a clamping groove 7 corresponding to the bulge 4, the other end of the fixed rod 5 passes through the fixed plate 2, the back, the inner side of the limiting plate 8 is provided with a clamping opening 10, the limiting plate 8 is inserted into the slot 9, and one end of the fixing rod 5, which is far away from the L-shaped limiting block 6, is provided with a bayonet 11 matched with the clamping opening 10.

Specifically, the fixing hole 3 and the L-shaped limiting block 6 are both square.

Specifically, the end of the limiting plate 8 is conical, and the tail of the limiting plate 8 is provided with a fixing block 12.

Specifically, the front surface of the fixing plate 2 is provided with a cushion block 13 for supporting the circuit board body 1, and the outer side of the fixing plate 2 is provided with a screw fixing hole 14.

Specifically, the cushion block 13 is cylindrical, and the cushion block 13 is screwed with the fixing plate 2 through a thread groove.

During the use, peg graft earlier in the fixed orifices 3 on circuit board body 1 with the tip of L shape stopper 6, this moment under the effect of arch 4 and the draw-in groove 7 on the dead lever 5 of 1 border department of circuit board body, dead lever 5 will be fixed on circuit board body 1, then peg graft dead lever 5 on fixed plate 2, insert limiting plate 8 in slot 9 after that, the mouth 10 of pressing from both sides on this in-process limiting plate 8 can block dead lever 5, and the existence of bayonet socket 11 on the dead lever 5 makes limiting plate 8 be difficult for breaking away from with dead lever 5 again, thereby the fixed of circuit board body 1 has been accomplished, it can to fix fixed plate 2 in the position that needs through the screw at last.

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 a printed circuit board convenient to dismantle, includes circuit board body (1) and fixed plate (2), its characterized in that: the circuit board comprises a circuit board body (1) and is characterized in that the circuit board body (1) is rectangular, four corners of the circuit board body (1) are provided with fixing holes (3), a protrusion (4) is arranged at the edge of the circuit board body (1), a fixing plate (2) is positioned at the back of the circuit board body (1), a fixing rod (5) used for fixing the circuit board body (1) is arranged on the fixing plate (2), an L-shaped limiting block (6) is arranged at the upper end of the fixing rod (5), one end of the L-shaped limiting block (6) is inserted into the fixing hole (3), the other end of the L-shaped limiting block (6) is fixedly connected with the fixing rod (5), one side, close to the L-shaped limiting block (6), of the fixing rod (5) is provided with a clamping groove (7) corresponding to the protrusion (4), the other end of the fixing rod (5) penetrates through the fixing plate (2), the inner side of the limiting plate (8) is provided with a clamping opening (10), the limiting plate (8) is inserted into the slot (9), and one end, far away from the L-shaped limiting block (6), of the fixing rod (5) is provided with a bayonet (11) matched with the clamping opening (10).

2. A printed circuit board for facilitating disassembly as claimed in claim 1, wherein: the fixing hole (3) and the L-shaped limiting block (6) are both square.

3. A printed circuit board for facilitating disassembly as claimed in claim 1, wherein: the end part of the limiting plate (8) is conical, and the tail part of the limiting plate (8) is provided with a fixing block (12).

4. A printed circuit board for facilitating disassembly as claimed in claim 1, wherein: the front surface of the fixing plate (2) is provided with a cushion block (13) for supporting the circuit board body (1), and the outer side of the fixing plate (2) is provided with a screw fixing hole (14).

5. A printed circuit board convenient to disassemble according to claim 4, wherein: the cushion block (13) is cylindrical, and the cushion block (13) is in threaded connection with the fixing plate (2) through a thread groove.