PCB circuit board

Abstract

The utility model belongs to the technical field of electrical components, and particularly relates to a PCB (printed circuit board), which comprises a circuit board separating board. The inner surface wall of the circuit board separating plate is fixedly connected with a damping rod; the outer surface wall of the damping rod is slidably connected with an auxiliary plate. The auxiliary plate is in sliding connection with the circuit board separating plate; the auxiliary plate is fixedly connected with a limiting spring through a circuit board separating plate; the side face of the auxiliary plate is fixedly connected with an abutting block. The inner surface wall of the circuit board separation board is connected with a PCB circuit mainboard in a sliding manner; the abutting blocks abut against the two sides of the PCB circuit mainboard. The side face of the PCB circuit main board is electrically connected with a connecting line, during working, the circuit board can be fixed by welding the welding device and the welding base at a proper position through the separated circuit board separating board, meanwhile, the circuit board can be pulled out by pulling the PCB circuit main board, and meanwhile, due to the design of an abutting block and a spring, the circuit board can be conveniently and rapidly welded to the welding base. The PCB circuit main board can be prevented from falling off at will in the daily use process.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of electrical components, and specifically relates to a PCB (Printed Circuit Board) circuit board. BACKGROUND

[0002] PCB circuit boards are widely used in various electrical devices, and are indispensable to simple household appliances, complex intelligent devices and industrial control systems.

[0003] In the prior art, the PCB circuit board is usually made of copper foil patterning laid on the surface of glass fiber or epoxy resin material to form electrical connection between electronic components.

[0004] The existing PCB circuit board is inconvenient to disassemble during maintenance because it needs to be fixed inside the device in some electrical environments. UTILITY MODEL CONTENTS

[0005] To make up for the deficiencies of the prior art and solve at least one technical problem in the background art, the utility model provides a PCB circuit board.

[0006] The utility model discloses a PCB circuit board, which comprises a circuit board separation plate, a damping rod is fixedly connected to the inner surface wall of the circuit board separation plate, an auxiliary plate is slidably connected to the outer surface wall of the damping rod, the auxiliary plate is slidably connected to the circuit board separation plate, a limiting spring is fixedly connected to the auxiliary plate through the circuit board separation plate, an abutting block is fixedly connected to the side surface of the auxiliary plate, a PCB circuit mainboard is slidably connected to the inner surface wall of the circuit board separation plate, the abutting block is abutted on both sides of the PCB circuit mainboard, a connecting line is electrically connected to the side surface of the PCB circuit mainboard, a limiting block is fixedly connected to the side surface of the circuit board separation plate, and a welding base is fixedly connected to the bottom of the circuit board separation plate.

[0007] Preferably, a filter main plate is fixedly connected to the top of the circuit board separation plate, a push-out block is slidably connected to the inner surface wall of the filter main plate, and a push-out damping spring rod is arranged on the filter main plate through the push-out block.

[0008] Preferably, a filter heat dissipation plate is slidably connected to the inner surface wall of the filter main plate, and a pull-out plate is fixedly connected to the side surface of the filter heat dissipation plate.

[0009] Preferably, the limiting block is provided with a preset slot, and a slot plate is fixedly connected to the side surface of the limiting block.

[0010] Preferably, the inner wall of the limiting block is fixedly connected with a limiting rod; the outer wall of the limiting rod is slidably connected with a movable plate; the movable plate is fixedly connected with a pop-up spring through the limiting block.

[0011] Preferably, the top of the movable plate is fixedly connected with a movable clamping block; the side of the movable plate is fixedly connected with a push plate.

[0012] Preferably, the top of the filter main plate is fixedly connected with a mounting rack; the inner wall of the mounting rack is mounted with a fan.

[0013] The utility model discloses beneficial effect has:

[0014] The utility model provides a PCB line board, through setting up separating formula's line board separating board can be in utilizing welding device and welding baseplate welding in suitable position fixed line board simultaneously, can also through the mode of pulling out PCB line mainboard with line board, and the design of abutting block and spring can avoid that PCB line mainboard is in the process of daily use and pulls out at random.

[0015] The utility model provides a PCB line board, through setting up filter heat dissipation board optimization fan in the process of heat dissipation can cause the problem that flying dust enters, and through setting up spring structure makes filter heat dissipation board can after the movable clamping block no longer limit convenient pop -up, has facilitated the filter heat dissipation board cleaning dismounting of later period. DRAWINGS

[0016] The drawings described herein are used to provide further understanding of the utility model, and constitute a part of the application, and the illustrative embodiment of the utility model and its explanation are used to explain the utility model, and do not constitute improper limitation to the utility model.

[0017] In the drawings:

[0018] Figure 1 It is the overall perspective view of the utility model;

[0019] Figure 2 It is the perspective view of filter main plate in the utility model;

[0020] Figure 3 It is the perspective view of line board separating plate in the utility model;

[0021] Figure 4 It is the enlarged view of A in the utility model.

[0022] Legend:

[0023] 1, circuit board separation plate; 2, welding base; 3, filter main plate; 4, pull plate; 5, PCB circuit main plate; 6, mounting frame; 7, fan; 8, connecting line; 9, limiting block; 10, push-out block; 11, push-out damping spring rod; 12, abutting block; 13, auxiliary plate; 14, damping rod; 15, limiting spring; 16, preset slot; 17, limiting rod; 18, ejection spring; 19, movable plate; 20, push plate; 21, movable clamping block; 22, slot plate; 23, filter heat dissipation plate. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] The specific embodiments are given below.

[0026] Please refer to Figures 1-4 The utility model provides a kind of PCB circuit board, including circuit board separation plate 1;The inner surface wall of circuit board separation plate 1 is fixedly connected with damping rod 14;The outer surface wall of damping rod 14 is slidably connected with auxiliary plate 13;Auxiliary plate 13 is slidably connected with circuit board separation plate 1;Auxiliary plate 13 is fixedly connected with limiting spring 15 by circuit board separation plate 1;The side surface of auxiliary plate 13 is fixedly connected with abutting block 12;The inner surface wall of circuit board separation plate 1 is slidably connected with PCB circuit main plate 5;Abutting block 12 is abutted on both sides of PCB circuit main plate 5;The side surface of PCB circuit main plate 5 is electrically connected with connecting line 8;The side surface of circuit board separation plate 1 is fixedly connected with limiting block 9;The bottom of circuit board separation plate 1 is fixedly connected with welding base 2;When needing to fix circuit board, hot melting mode is used to make that welding base 2 of metal material hot melting welding, so that circuit board can be fixed in suitable position, and when pulling PCB circuit main plate 5, the recess on both sides of PCB circuit main plate 5 will push abutting block 12 to shrink to outside, to make limiting spring 15 be compressed synchronously, while damping rod 14 can play the role of damping limiting, further, PCB circuit main plate 5 can be pulled apart, while in daily use environment, because there is no external force pulling PCB circuit main plate 5, when abutting block 12 is abutted on both sides of PCB circuit main plate 5, it can play the role of limiting fixation, to avoid that PCB circuit main plate 5 is randomly taken out.

[0027] Further, as Figure 2 And Figure 4As shown, the top of the circuit board separation plate 1 is fixedly connected with the filter main plate 3; the inner surface wall of the filter main plate 3 is slidably connected with the push-out block 10; the push-out block 10 is provided with a push-out damping spring rod 11 through the filter main plate 3; the inner surface wall of the filter main plate 3 is slidably connected with the filter heat dissipation plate 23; the side of the filter heat dissipation plate 23 is fixedly connected with the pull-out plate 4; the limiting block 9 is provided with a preset slot 16; the side of the limiting block 9 is fixedly connected with the slot plate 22; the inner surface wall of the limiting block 9 is fixedly connected with the limiting rod 17; the outer surface wall of the limiting rod 17 is slidably connected with the movable plate 19; the movable plate 19 is fixedly connected with the pop-up spring 18 through the limiting block 9; the top of the movable plate 19 is fixedly connected with the movable clamping block 21; the side of the movable plate 19 is fixedly connected with the push plate 20; the top of the filter main plate 3 is fixedly connected with the mounting frame 6; the inner surface wall of the mounting frame 6 is mounted with the fan 7. When working, the design of the fan 7 can make the heat generated by the circuit board be discharged, avoiding overheating of the circuit board, at the same time, the filter heat dissipation plate 23 can play a role in filtering dust, avoiding flying dust into the inside of the device, and after pulling down the push plate 20, the movable clamping block 21 can no longer abut against the side of the pull-out plate 4, at this time, the compressed push-out damping spring rod 11 will pop out the push-out block 10, and then the filter heat dissipation plate 23 is taken out as a whole, which facilitates the disassembly of the filter heat dissipation plate 23 and the cleaning work of the filter heat dissipation plate 23 in the later period.

[0028] Working principle: when it is needed to fix the circuit board, the hot melting method can be used to make the hot melting welding of the welding base 2 made of metal material, so that the circuit board can be fixed at a suitable position, and when the PCB line main plate 5 is pulled, the recesses on both sides of the PCB line main plate 5 will push the abutting block 12 to shrink to the outside, and then the limiting spring 15 is compressed synchronously, and the damping rod 14 can play a role in damping and limiting, and further the PCB line main plate 5 can be pulled and separated, and in the daily use environment, because there is no external force pulling the PCB line main plate 5, when the abutting block 12 abuts against both sides of the PCB line main plate 5, the limiting and fixing effect can be achieved, avoiding the PCB line main plate 5 from being taken out at will, the design of the fan 7 can make the heat generated by the circuit board be discharged, avoiding overheating of the circuit board, at the same time, the filter heat dissipation plate 23 can play a role in filtering dust, avoiding flying dust into the inside of the device, and after pulling down the push plate 20, the movable clamping block 21 can no longer abut against the side of the pull-out plate 4, at this time, the compressed push-out damping spring rod 11 will pop out the push-out block 10, and then the filter heat dissipation plate 23 is taken out as a whole, which facilitates the disassembly of the filter heat dissipation plate 23 and the cleaning work of the filter heat dissipation plate 23 in the later period.

[0029] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A PCB circuit board comprising a circuit board separating plate (1); characterized in that: The inner wall of the circuit board separation plate (1) is fixedly connected with a damping rod (14); the outer wall of the damping rod (14) is slidably connected with an auxiliary plate (13); the auxiliary plate (13) is slidably connected with the circuit board separation plate (1); the auxiliary plate (13) is fixedly connected with a limiting spring (15) through the circuit board separation plate (1); the side of the auxiliary plate (13) is fixedly connected with an abutting block (12); the inner wall of the circuit board separation plate (1) is slidably connected with a PCB circuit mainboard (5); the abutting block (12) abuts on both sides of the PCB circuit mainboard (5); the side of the PCB circuit mainboard (5) is electrically connected with a connecting line (8); the side of the circuit board separation plate (1) is fixedly connected with a limiting block (9); the bottom of the circuit board separation plate (1) is fixedly connected with a welding base (2).

2. A PCB according to claim 1, wherein: The top of the circuit board separation plate (1) is fixedly connected with a filter main plate (3); the inner wall of the filter main plate (3) is slidably connected with a push-out block (10); the push-out block (10) is provided with a push-out damping spring rod (11) through the filter main plate (3).

3. A PCB according to claim 2, wherein: The inner wall of the filter main plate (3) is slidably connected with a filter heat dissipation plate (23); the side of the filter heat dissipation plate (23) is fixedly connected with a pull-out plate (4).

4. The PCB of claim 1, wherein: The limiting block (9) is provided with a preset slot (16); the side of the limiting block (9) is fixedly connected with a slot plate (22).

5. A PCB circuit board as described in claim 1, characterized in that: The inner wall of the limiting block (9) is fixedly connected with a limiting rod (17); the outer wall of the limiting rod (17) is slidably connected with a movable plate (19); the movable plate (19) is fixedly connected with a pop-up spring (18) through the limiting block (9).

6. A PCB according to claim 5, wherein: The top of the movable plate (19) is fixedly connected with a movable clamping block (21); the side of the movable plate (19) is fixedly connected with a push plate (20).

7. A PCB circuit board as described in claim 2, characterized in that: The top of the filter main plate (3) is fixedly connected with a mounting frame (6); the inner wall of the mounting frame (6) is mounted with a fan (7).

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