Circuit board with surface anti-abrasion structure

Abstract

The utility model relates to the technical field of circuit boards, in particular to a circuit board with a surface anti-abrasion structure, which comprises a circuit substrate, and the top of the circuit substrate is movably contacted with a concentric-square-shaped board. The pull block is held to drive the vertical block to move through the transverse block, the vertical block drives the limiting block and the arc-shaped block to move to be separated from the transverse rod, then the abrasion-resistant cover is moved upwards, the abrasion-resistant cover drives the round rod to move through the rectangular block, the round rod is separated from the round groove, and at the moment, the damaged circuit substrate can be taken down to be replaced; when the circuit substrate is damaged and does not need to be replaced, a wear-resistant cover is moved downwards to drive a ball to move downwards through a transverse rod to extrude the arc-shaped surface of an arc-shaped block, a spring drives a limiting block and the arc-shaped block to move to the top and the bottom of the transverse rod through a vertical block, the circuit substrate is installed, and when the circuit substrate is damaged and does not need to be replaced, rapid installation and replacement are facilitated; the phenomenon that the bolt is easily rusted and damaged after long-time use is avoided, and connection is stable.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a circuit board with a surface anti-wear structure. Background Art

[0002] Circuit board, usually refers to the conductive pattern made of printed circuits, printed components or a combination of the two on an insulating material according to a predetermined design, and the conductive pattern that provides electrical connection between components on an insulating substrate is called a printed circuit. In this way, the finished board of printed circuits or printed circuits is called a printed wiring board, also known as a printed board or printed circuit board.

[0003] China's publicly authorized invention: CN217183633U discloses a 5G circuit board with a surface anti-wear structure, including a circuit substrate, an external fixing sleeve fixedly installed on the side of the circuit substrate, a wear-resistant layer is arranged on the surface of the circuit substrate and the external fixing sleeve, a wear-resistant protective device is arranged on the top surface of the circuit substrate, the wear-resistant protective device includes a wear-resistant cover sleeved on the top surface of the circuit substrate, a threading hole connected to the outside is arranged on the side of the wear-resistant cover, a wire harness device is arranged at the threading hole, the wire harness device includes an arc sleeve arranged in the threading hole and slidably connected with the threading hole and a fastening screw threadedly connected to the wear-resistant cover, and two mutually symmetrical guide pillars are fixedly installed on the top surface of the arc sleeve. The utility model has good wear resistance, is conducive to extending the service life, and brings convenience to users.

[0004] However, there are still some problems with the device. In actual use, the wear-resistant cover is connected to the circuit substrate by bolts. When the circuit substrate is damaged and needs to be replaced, it is not convenient to install and replace it quickly, and tools are needed to disassemble and assemble the bolts. At the same time, the bolts are prone to rust and damage after long-term use, which can easily cause unstable connection. For this reason, we propose a circuit board with a surface anti-wear structure to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a circuit board with a surface anti-wear structure to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a circuit board with a surface anti-wear structure, comprising a circuit substrate, the top of the circuit substrate is movably in contact with a circular plate, the top of the circular plate is fixedly connected to a wear-resistant cover, the front and rear sides of the circuit substrate are fixedly connected to fixed blocks, the left side of the fixed block is provided with a vertical block, the left side of the vertical block is fixedly connected to a limit block and an arc block, the limit block and the arc block are movably in contact with the same cross bar, the right end of the cross bar is embedded with a ball, the ball cooperates with the corresponding arc block, the left end of the cross bar is fixedly connected to a vertical bar, and the front and rear sides of the wear-resistant cover are fixedly connected to support blocks.

[0007] Further preferably, the top end of the vertical rod is fixedly connected to the bottom end of the corresponding support block, and the left side of the fixed block is fixedly connected to a cylinder.

[0008] Further preferably, a square rod is fixedly connected to the right side of the vertical block, and the cylindrical sliding sleeve is arranged on the outer side of the corresponding square rod.

[0009] Further preferably, a same spring is fixedly connected between the vertical block and the corresponding cylinder, and the spring is movably sleeved on the outer side of the corresponding square rod.

[0010] Further preferably, the top of the vertical block is fixedly connected to a horizontal block, and the top of the horizontal block is fixedly connected to a pulling block.

[0011] Further preferably, the front and rear sides of the circular plate are fixedly connected to two rectangular blocks, the bottom of the rectangular blocks are fixedly connected to round rods, the front and rear sides of the circuit substrate are fixedly connected to two connecting blocks, and the top of the connecting blocks is provided with a circular groove.

[0012] Further preferably, the round rod is clamped with the corresponding round groove, and threading holes are provided on the front and rear sides of the wear-resistant cover.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model holds the pulling block and drives the vertical block to move through the horizontal block, the vertical block drives the limit block and the arc block to move and separate from the horizontal bar, and then moves the wear-resistant cover upward, the wear-resistant cover drives the round rod to move through the rectangular block, and the round rod is separated from the circular groove, at which time the damaged circuit substrate can be removed for replacement, and after the replacement is completed, during installation, the wear-resistant cover is moved downward to drive the ball to move downward through the horizontal bar to squeeze the arc surface of the arc block, and the spring drives the limit block and the arc block to move to the top and bottom of the horizontal bar through the vertical block, so that the circuit substrate is installed, and when the circuit substrate is damaged and does not need to be replaced, it is convenient for quick installation and replacement, avoiding the phenomenon that the bolts are easily rusted and damaged due to long-term use, and the connection is stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1This is a schematic diagram of the main three-dimensional structure of the utility model;

[0015] Figure 2 It is a left-side stereoscopic structural schematic diagram of the utility model;

[0016] Figure 3 It is a schematic diagram of the three-dimensional structure of the utility model without the wear-resistant cover;

[0017] Figure 4 for Figure 1 Schematic diagram of the enlarged three-dimensional structure of area A in the middle.

[0018] In the figure: 1, circuit substrate; 2, circular plate; 3, wear-resistant cover; 4, fixed block; 5, vertical block; 6, limit block; 7, arc block; 8, cross bar; 9, ball bearing; 10, vertical bar; 11, support block; 12, cylinder; 13, square bar; 14, spring; 15, cross block; 16, pull block; 17, rectangular block; 18, round bar; 19, connecting block; 20, circular groove; 21, threading hole. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example

[0021] See also Figure 1-4The utility model provides a technical solution: a circuit board with a surface anti-wear structure, including a circuit substrate 1, a circular plate 2 is movably contacted on the top of the circuit substrate 1, a wear-resistant cover 3 is fixedly connected to the top of the circular plate 2, a fixed block 4 is fixedly connected to the front and rear sides of the circuit substrate 1, a vertical block 5 is provided on the left side of the fixed block 4, a limit block 6 and an arc block 7 are fixedly connected to the left side of the vertical block 5, a same cross bar 8 is movably contacted between the limit block 6 and the arc block 7, a ball 9 is embedded on the right end of the cross bar 8, the ball 9 cooperates with the corresponding arc block 7, a vertical bar 10 is fixedly connected to the left end of the cross bar 8, a support block 11 is fixedly connected to the front and rear sides of the wear-resistant cover 3, and a pull block 16 is held to drive the vertical block 5 to move through the cross block 15 The vertical block 5 drives the limit block 6 and the arc block 7 to move and separate from the cross bar 8, and then the wear-resistant cover 3 is moved upward. The wear-resistant cover 3 drives the round rod 18 to move through the rectangular block 17, and the round rod 18 is separated from the circular groove 20. At this time, the damaged circuit substrate 1 can be removed for replacement. After the replacement is completed, during installation, the wear-resistant cover 3 is moved downward to drive the ball 9 to move downward through the cross bar 8 to squeeze the arc surface of the arc block 7. The spring 14 drives the limit block 6 and the arc block 7 to move to the top and bottom of the cross bar 8 through the vertical block 5, and the circuit substrate 1 is installed. When the circuit substrate 1 is damaged and does not need to be replaced, it is convenient to quickly install and replace, avoid the phenomenon that the bolts are easily rusted and damaged after long-term use, and the connection is stable.

[0022] In this embodiment, specifically: the top of the vertical rod 10 is fixedly connected to the bottom of the corresponding support block 11, and the left side of the fixed block 4 is fixedly connected with a cylinder 12;

[0023] In this embodiment, specifically: a square rod 13 is fixedly connected to the right side of the vertical block 5, and the cylinder 12 is slidably sleeved on the outer side of the corresponding square rod 13, and the setting of the square rod 13 plays a positioning effect;

[0024] In this embodiment, specifically: a spring 14 is fixedly connected between the vertical block 5 and the corresponding cylinder 12, and the spring 14 is movably sleeved on the outer side of the corresponding square rod 13;

[0025] In this embodiment, specifically: the top of the vertical block 5 is fixedly connected to the horizontal block 15, and the top of the horizontal block 15 is fixedly connected to the pull block 16;

[0026] In this embodiment, specifically: two rectangular blocks 17 are fixedly connected to the front and rear sides of the circular plate 2, a round rod 18 is fixedly connected to the bottom of the rectangular block 17, two connecting blocks 19 are fixedly connected to the front and rear sides of the circuit substrate 1, and a circular groove 20 is opened on the top of the connecting block 19;

[0027] In this embodiment, specifically: the round rod 18 is clamped with the corresponding round groove 20, and threading holes 21 are opened on the front side and the rear side of the wear-resistant cover 3.

[0028] The utility model is at work: when in use, the setting of the wear-resistant cover 3 plays a wear-resistant effect and prevents the surface of the circuit substrate 1 from being worn. When the circuit substrate 1 is damaged after long-term use and needs to be replaced, hold the pull block 16 and move it to the right, the pull block 16 drives the horizontal block 15 to move, the horizontal block 15 drives the vertical block 5 to move, the vertical block 5 drives the square rod 13 to move, the vertical block 5 compresses the spring 14 during the movement, the vertical block 5 drives the limit block 6 and the arc block 7 to move, the limit block 6 and the arc block 7 are separated from the cross bar 8, and then the wear-resistant cover 3 is moved upward, the wear-resistant cover 3 drives the two rectangular blocks 17 to move, the rectangular block 17 drives the round rod 18 to move, and the round rod 18 is separated from the circular groove 20. At this time, the damaged circuit substrate 1 can be removed for replacement. After the replacement is completed, when installing, move the wear-resistant cover 3 downward, the wear-resistant cover 3 drives the two rectangular blocks 17 to move, the rectangular block 17 drives the round rod 18 to move, and the round rod 18 is separated from the circular groove 20. When the ball 9 is staggered with the arc surface of the arc block 7, the spring 14 in the compressed state is reset, and the elastic force of the spring 14 drives the corresponding vertical block 5 to move, and the vertical block 5 drives the limit block 6 and the arc block 7 to move, so that the limit block 6 and the arc block 7 are moved to the top and bottom of the cross bar 8 respectively, so that the circuit substrate 1 is installed.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A circuit board with a surface anti-wear structure, comprising a circuit substrate (1), characterized in that: The top of the circuit substrate (1) is in movable contact with a circular plate (2), the top of the circular plate (2) is fixedly connected with a wear-resistant cover (3), the front and rear sides of the circuit substrate (1) are fixedly connected with fixed blocks (4), the left side of the fixed block (4) is provided with a vertical block (5), the left side of the vertical block (5) is fixedly connected with a limit block (6) and an arc block (7), the limit block (6) and the arc block (7) are in movable contact with a same cross bar (8), the right end of the cross bar (8) is embedded with a ball (9), the ball (9) cooperates with the corresponding arc block (7), the left end of the cross bar (8) is fixedly connected with a vertical bar (10), and the front and rear sides of the wear-resistant cover (3) are fixedly connected with a support block (11).

2. The circuit board with a surface anti-wear structure according to claim 1, characterized in that: The top end of the vertical rod (10) is fixedly connected to the bottom end of the corresponding support block (11), and the left side of the fixed block (4) is fixedly connected to a cylinder (12).

3. The circuit board with a surface anti-wear structure according to claim 2, characterized in that: The right side of the vertical block (5) is fixedly connected with a square rod (13), and the cylinder (12) is slidably sleeved on the outer side of the corresponding square rod (13).

4. The circuit board with a surface anti-wear structure according to claim 3, characterized in that: A spring (14) is fixedly connected between the vertical block (5) and the corresponding cylinder (12), and the spring (14) is movably sleeved on the outer side of the corresponding square rod (13).

5. The circuit board with a surface anti-wear structure according to claim 4, characterized in that: The top of the vertical block (5) is fixedly connected to a horizontal block (15), and the top of the horizontal block (15) is fixedly connected to a pulling block (16).

6. The circuit board with a surface anti-wear structure according to claim 5, characterized in that: The front and rear sides of the circular plate (2) are both fixedly connected to two rectangular blocks (17), the bottom of the rectangular block (17) is fixedly connected to a round rod (18), the front and rear sides of the circuit substrate (1) are both fixedly connected to two connection blocks (19), and the top of the connection block (19) is provided with a circular groove (20).

7. The circuit board with a surface anti-wear structure according to claim 6, characterized in that: The round rod (18) is clamped with the corresponding round groove (20), and threading holes (21) are provided on the front and rear sides of the wear-resistant cover (3).

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