Abrasion-proof circuit board

Abstract

The utility model discloses an anti-abrasion circuit board, and aims to provide an anti-abrasion circuit board with a good anti-abrasion effect. Comprising a circuit board body, the two ends of the circuit board body are connected with anti-abrasion blocks in a clamped mode respectively, a traction rod is arranged between the two anti-abrasion blocks, attraction blocks are connected into the anti-abrasion blocks, magnetic attraction blocks are arranged at the ends of the traction rod, the magnetic attraction blocks are connected with the attraction blocks, and elastic pressing assemblies are arranged at the ends of the traction rod. And the elastic pressing assembly is in contact with the anti-abrasion block. The beneficial effects of the utility model are that the two ends of the circuit board body are connected with the anti-wear blocks, so that the anti-wear effect is achieved; the anti-abrasion blocks are connected through the traction rod, so that the connection is convenient and stable; an elastic pressing assembly is arranged on the traction rod, and an adjusting plate of the elastic pressing assembly is in threaded connection with the traction rod, so that the adjusting plate and the traction rod can be adjusted, the length of a connecting spring is adjusted, the pressing state of the pressing plate on the anti-abrasion block is guaranteed, and stable connection is guaranteed.

Description

Technical Field

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

[0002] Usually, the conductive pattern made of printed circuits, printed components or a combination of the two on the insulating material according to a predetermined design is called a printed circuit. The conductive pattern that provides electrical connection between components on the insulating substrate is called a printed circuit. In this way, the finished board of the printed circuit or printed circuit is called a printed circuit board, also known as a printed board or printed circuit board. Circuit boards can be divided into the following categories according to their functions: single-sided circuit boards, double-sided circuit boards, multi-layer circuit boards, aluminum-based circuit boards, impedance circuit boards, FPC flexible circuit boards, etc.

[0003] In the prior art, circuit boards are mostly provided with printed anti-wear coatings to achieve anti-wear. When the circuit boards are transported or installed, the anti-wear coatings will be worn away by friction, which deteriorates the anti-wear effect and may affect the performance of the circuit boards. Utility Model Content

[0004] The utility model aims to overcome the disadvantage of poor anti-wear effect in the prior art and provides an anti-wear circuit board with good anti-wear effect.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a wear-resistant circuit board, comprising a circuit board body, wherein both ends of the circuit board body are respectively clamped with anti-wear blocks, a pulling rod is arranged between the two anti-wear blocks, an attraction block is connected inside the anti-wear block, a magnetic block is arranged at the end of the pulling rod, the magnetic block is connected to the attraction block, an elastic clamping assembly is arranged at the end of the pulling rod, and the elastic clamping assembly is in contact with the anti-wear block.

[0006] Preferably, the inner side wall of the anti-wear block is provided with a slot, the inner side wall of the slot is provided with a plurality of friction protrusions, and the friction protrusions are in contact with the circuit board body.

[0007] Preferably, mounting grooves are respectively provided at both ends of the anti-wear block, the cross-section of the mounting groove is T-shaped, the opening end of the mounting groove faces outward, and the attraction block is fixed at the bottom surface of the mounting groove.

[0008] Preferably, a connecting rod is provided at the end of the pulling rod, the magnetic block is fixed at the end of the connecting rod, and the width of the magnetic block is greater than the diameter of the connecting rod.

[0009] Preferably, a rotating threaded hole is provided at the end of the pulling rod, and a rotating screw is provided at the end of the connecting rod, and the screw is connected to the threaded hole.

[0010] Preferably, the elastic clamping assembly includes an adjustment plate, a clamping plate and a connecting spring, the two ends of the connecting spring are respectively connected to the adjustment plate and the clamping plate, the adjustment plate is provided with an adjustment threaded hole, the end of the pulling rod is provided with a threaded portion, the adjustment threaded hole is connected to the threaded portion, the clamping plate is provided with a guide hole, the guide hole is sleeved with the pulling rod, and the clamping plate is in contact with the anti-wear block.

[0011] The beneficial effects of the utility model are as follows: the anti-wear blocks connected and installed at both ends of the circuit board body have an anti-wear effect; the anti-wear blocks are connected by a pulling rod, which makes the connection convenient and stable; an elastic clamping assembly is arranged on the pulling rod, wherein the adjustment plate of the elastic clamping assembly is threadedly connected to the pulling rod, so that the adjustment plate can be adjusted with the pulling rod, and the length of the connecting spring can be adjusted, thereby ensuring the clamping state of the anti-wear block by the clamping plate and ensuring a stable connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is the first cross-sectional view of the utility model;

[0013] Figure 2 It is a cross-sectional view of the anti-wear block in the utility model;

[0014] Figure 3 yes Figure 1 Enlarged view of point A in the middle.

[0015] In the accompanying drawings,

[0016] 1. Circuit board body, 2. Anti-wear block, 3. Pull rod, 4. Attraction block, 5. Magnetic block, 6. Adjustment plate, 7. Clamping plate, 8. Connecting spring, 20. Card slot, 21. Friction protrusion, 22. Mounting slot, 30. Connecting rod, 31. Rotating threaded hole, 32. Rotating screw, 33. Threaded part, 60. Adjustment threaded hole, 70. Guide hole, DETAILED DESCRIPTION

[0017] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all of the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means intended to limit the present application and its application or use. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0018] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0019] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of this application.

[0020] Embodiment 1, as Figure 1-3 As shown, a wear-resistant circuit board comprises a circuit board body 1, and wear-resistant blocks 2 are respectively clamped at both ends of the circuit board body 1, a pulling rod 3 is arranged between the two wear-resistant blocks 2, an attraction block 4 is connected inside the wear-resistant block 2, a magnetic block 5 is arranged at the end of the pulling rod 3, and the magnetic block 5 is connected to the attraction block 4, and an elastic clamping component is arranged at the end of the pulling rod 3, and the elastic clamping component is in contact with the wear-resistant block 2.

[0021] The inner wall of the anti-wear block 2 is provided with a slot 20 , and the inner wall of the slot 20 is provided with a plurality of friction protrusions 21 , and the friction protrusions 21 are in contact with the circuit board body 1 .

[0022] Both ends of the anti-wear block 2 are respectively provided with mounting grooves 22 , the cross-section of the mounting groove 22 is T-shaped, the opening end of the mounting groove 22 faces outward, and the attraction block 4 is fixed at the bottom surface of the mounting groove 22 .

[0023] A connecting rod 30 is disposed at the end of the pulling rod 3 , and the magnetic block 5 is fixed at the end of the connecting rod 30 . The width of the magnetic block 5 is greater than the diameter of the connecting rod 30 .

[0024] A rotating threaded hole 31 is disposed at the end of the pulling rod 3 , and a rotating screw 32 is disposed at the end of the connecting rod 30 . The rotating screw 32 is connected to the rotating threaded hole 31 .

[0025] The elastic clamping assembly includes an adjustment plate 6, a clamping plate 7 and a connecting spring 8, wherein the two ends of the connecting spring 8 are respectively connected to the adjustment plate 6 and the clamping plate 7, the adjustment plate 6 is provided with an adjustment threaded hole 60, the end of the pulling rod 3 is provided with a threaded portion 33, the adjustment threaded hole 60 is connected to the threaded portion 33, the clamping plate 7 is provided with a guide hole 70, the guide hole 70 is sleeved with the pulling rod 3, and the clamping plate 7 is in contact with the anti-wear block 2.

[0026] The working principle of the utility model is as follows: Figure 1-3As shown, anti-wear blocks 2 are respectively provided at both ends of the circuit board body 1. A card slot 20 is provided on the inner side wall of the anti-wear block 2, and the card slot 20 is carded with the end of the circuit board body 1. At the same time, a friction protrusion 21 is provided inside the card slot 20. The setting of the friction protrusion 21 can squeeze the circuit board body 1, so that the circuit board body 1 is in close contact with the card slot 20, ensuring the connection stability. At the same time, the anti-wear block 2 can ensure that the circuit board body 1 is free from wear and play an anti-wear role.

[0027] At the same time, mounting grooves 22 are provided at both ends of the anti-wear block 2. The cross-sectional shape of the mounting groove 22 is T-shaped, and the open end of the mounting groove 22 faces outward, and the attraction block 4 is fixedly installed on the bottom surface of the mounting groove 22. A rotating threaded hole 31 is provided at the end of the pulling rod 3, and the rotating screw 32 provided on the connecting rod 30 is inserted into the rotating threaded hole 31 to realize the connection between the connecting rod 30 and the pulling rod 3. At the same time, a magnetic block 5 is fixedly connected to the end of the connecting rod 30, wherein the width of the magnetic block 5 is greater than the diameter of the connecting rod 30. Among them, when the magnetic block 5 is inserted into the mounting groove 22, the magnetic block 5 contacts and magnetically attracts the attraction block 4, realizing the connection between the pulling rod 3 and the anti-wear block 2, so that the anti-wear block 2 is fixedly installed at both ends of the circuit board body 1, ensuring that the anti-wear function of the anti-wear block 2 is realized. At the same time, since the connecting rod 30 and the pulling rod 3 are threadedly connected, the connecting rod 30 can be rotated to adjust the overall length of the pulling rod 3 and the connecting rod 30, so that the pulling rod 3 can meet the connection requirements of the circuit board body 1 and the anti-wear block 2 of different lengths.

[0028] At the same time, an elastic clamping assembly is provided at the end of the pulling rod 3, and the elastic clamping assembly includes an adjustment plate 6, a clamping plate 7 and a connecting spring 8, and the two ends of the connecting spring 8 are respectively installed with the adjustment plate 6 and the clamping plate 7. Among them, an adjustment threaded hole 60 is installed on the adjustment plate 6, and a guide hole 70 is provided on the clamping plate 7. At the same time, a threaded portion 33 is also provided at the end of the pulling rod 3, and the adjustment threaded hole 60 is threadedly connected with the threaded portion 33, and the guide hole 70 is sleeved with the pulling rod 3, and the connecting spring 8 is sleeved with the pulling rod 3 at the same time. When the pulling rod 3 is installed with the anti-wear block 2, the clamping plate 7 contacts the anti-wear block 2, and at the same time, the adjustment plate 6 is rotated to adjust the length of the connecting spring 8, so as to realize the clamping operation of the clamping plate 7 on the anti-wear block 2, and ensure the installation stability of the anti-wear block 2.

[0029] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features thereof may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A wear-resistant circuit board, characterized in that: The invention comprises a circuit board body (1), wherein both ends of the circuit board body (1) are respectively clamped with anti-wear blocks (2), a pulling rod (3) is arranged between the two anti-wear blocks (2), an attraction block (4) is connected inside the anti-wear block (2), a magnetic block (5) is arranged at the end of the pulling rod (3), the magnetic block (5) is connected to the attraction block (4), and an elastic clamping component is arranged at the end of the pulling rod (3), and the elastic clamping component is in contact with the anti-wear block (2).

2. The wear-resistant circuit board according to claim 1, characterized in that: The inner side wall of the anti-wear block (2) is provided with a slot (20), and the inner side wall of the slot (20) is provided with a plurality of friction protrusions (21), and the friction protrusions (21) are in contact with the circuit board body (1).

3. The wear-resistant circuit board according to claim 1, characterized in that: Both ends of the anti-wear block (2) are respectively provided with mounting grooves (22); the mounting groove (22) has a T-shaped cross-section, the opening end of the mounting groove (22) faces outward, and the attraction block (4) is fixed to the bottom surface of the mounting groove (22).

4. The wear-resistant circuit board according to claim 1, characterized in that: A connecting rod (30) is provided at the end of the pulling rod (3), the magnetic block (5) is fixed to the end of the connecting rod (30), and the width of the magnetic block (5) is greater than the diameter of the connecting rod (30).

5. The wear-resistant circuit board according to claim 4, characterized in that: The end of the pulling rod (3) is provided with a rotating threaded hole (31), the end of the connecting rod (30) is provided with a rotating screw rod (32), and the rotating screw rod (32) is connected to the rotating threaded hole (31).

6. The wear-resistant circuit board according to claim 1, characterized in that: The elastic clamping assembly comprises an adjustment plate (6), a clamping plate (7) and a connecting spring (8), the two ends of the connecting spring (8) are respectively connected to the adjustment plate (6) and the clamping plate (7), the adjustment plate (6) is provided with an adjustment threaded hole (60), the end of the pulling rod (3) is provided with a threaded portion (33), the adjustment threaded hole (60) is connected to the threaded portion (33), the clamping plate (7) is provided with a guide hole (70), the guide hole (70) is sleeved with the pulling rod (3), and the clamping plate (7) is in contact with the anti-wear block (2).

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