Printed board with fly-tail step structure

Abstract

The utility model discloses a printed board with a fly-tail step structure, which relates to the field of printed boards and comprises a fly-tail step printed board substrate, a bolt is movably connected in the fly-tail step printed board substrate, a protective gasket is mounted on the outer wall of the bolt, a mounting plate is mounted at the bottom of the fly-tail step printed board substrate, and a mounting plate is mounted on the mounting plate. A threaded hole is formed in the mounting plate, the fly-tail step printed board substrate is placed on the mounting plate, then the bolt penetrates through the fly-tail step printed board substrate and the protective gasket and is in butt joint with one end of the inner wall of the threaded hole, the protective gasket is located between the fly-tail step printed board substrate and the bolt, and the fly-tail step printed board substrate is mounted on the mounting plate by rotating the bolt. According to the technical scheme, the bolts can be inserted into the threaded holes to be limited, the effect of protecting and installing the flying-tail step printed board substrate is achieved, the outer wall of the flying-tail step printed board substrate is fixedly connected with the heat-resistant coating, the heat-resistant coating is made of organic silicon, and the heat-resistant performance of the printed board can be improved.

Description

Technical Field

[0001] The utility model relates to the field of printed boards, in particular to a printed board with a flying tail ladder structure. Background Art

[0002] A printed circuit board is also called a printed circuit board or a printed circuit board. A multi-layer printed circuit board refers to a printed circuit board with more than two layers. It is composed of connecting wires on several layers of insulating substrates and pads for assembling and welding electronic components. It not only has the function of conducting the circuits of each layer, but also has the function of mutual insulation. According to actual needs, the printed circuit board can also be processed into a flying tail step shape. Currently, printed circuit boards are mostly installed and fixed with screws. When the screws are installed tightly, it will cause wear on the surface of the printed circuit board. Therefore, a printed circuit board with a flying tail step structure is needed.

[0003] The existing printed circuit board with a flying tail step structure is inconvenient to install the printed circuit board for protection during use, and the high temperature resistance of the printed circuit board is poor. Therefore, a printed circuit board with a flying tail step structure is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a printed circuit board with a flying tail step structure to solve the problems that the existing printed circuit boards with a flying tail step structure are inconvenient to install for protection and have poor high temperature resistance.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a printed circuit board with a flying tail step structure, including a flying tail step printed circuit board substrate, the internal movably connected with bolts of the flying tail step printed circuit board substrate, the outer wall of the bolt is installed with a protective gasket, the bottom of the flying tail step printed circuit board substrate is installed with a mounting plate, and the interior of the mounting plate is provided with a threaded hole.

[0006] The outer wall of the flying-tail step printed circuit board substrate is fixedly connected with a heat-resistant coating, and the outer wall of the heat-resistant coating is fixedly connected with a wear-resistant coating.

[0007] Preferably, the flying-tail step printed circuit board substrate is of open-hole design, and the bolts are threadedly connected to the mounting plate through threaded holes.

[0008] Preferably, the protective washer is sleeved on the outer wall of the bolt, and the threaded holes are symmetrically arranged with respect to the central axis of the mounting plate.

[0009] Preferably, the flying-tail step printed circuit board substrate is located above the mounting plate, and the bolts are matched with the threaded holes.

[0010] Preferably, the material of the heat-resistant coating is silicone, and the material of the wear-resistant coating is nano-ceramics.

[0011] Preferably, the flying tail step printed circuit board substrate is tightly fitted with the heat-resistant coating, and the heat-resistant coating is tightly fitted with the wear-resistant coating.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with a flying-tail-step printed circuit board substrate, a bolt, a protective washer, a mounting plate and a threaded hole. By placing the flying-tail-step printed circuit board substrate on the mounting plate, and then passing the bolt through the flying-tail-step printed circuit board substrate and the protective washer and docking to one end of the inner wall of the threaded hole, the protective washer is located between the flying-tail-step printed circuit board substrate and the bolt, and the bolt is rotated so that the bolt can be inserted into the threaded hole for limiting, thereby achieving the effect of facilitating the protective installation of the flying-tail-step printed circuit board substrate;

[0014] 2. The utility model provides a flying-tail-step printed circuit board substrate, a heat-resistant coating and a wear-resistant coating. The outer wall of the flying-tail-step printed circuit board substrate is fixedly connected with the heat-resistant coating, and the material of the heat-resistant coating is silicone, which can improve the heat resistance of the printed circuit board. The outer wall of the heat-resistant coating is fixedly connected with the wear-resistant coating, and the material of the wear-resistant coating is nano-ceramics, which can improve the wear resistance of the printed circuit board, thereby improving the service life of the printed circuit board. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a three-dimensional diagram of the substrate of the flying tail step printed circuit board of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure disassembly of the utility model;

[0018] Figure 4 It is a schematic diagram of the disassembly of the substrate structure of the flying-tail-step printed circuit board of the utility model.

[0019] In the figure: 1. Flying tail step printed circuit board substrate; 2. Bolts; 3. Protective washers; 4. Mounting plate; 5. Threaded holes; 6. Heat-resistant coating; 7. Wear-resistant coating. DETAILED DESCRIPTION

[0020] 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. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0021] The following describes an embodiment of the utility model based on its overall structure.

[0022] See also Figure 1-4A printed circuit board with a flying tail step structure includes a flying tail step printed circuit board substrate 1, a bolt 2 is movably connected inside the flying tail step printed circuit board substrate 1, a protective gasket 3 is installed on the outer wall of the bolt 2, a mounting plate 4 is installed at the bottom of the flying tail step printed circuit board substrate 1, and a threaded hole 5 is opened inside the mounting plate 4. The flying tail step printed circuit board substrate 1 is an open-hole design, and the bolt 2 is threadedly connected to the mounting plate 4 through the threaded hole 5, the protective gasket 3 is sleeved on the outer wall of the bolt 2, and the threaded hole 5 is symmetrically arranged with the central axis of the mounting plate 4, the flying tail step printed circuit board substrate 1 is located above the mounting plate 4, and the bolt 2 is adapted to the threaded hole 5, so that the flying tail step printed circuit board substrate 1 can be conveniently protected and installed.

[0023] See also Figure 1-4 A printed circuit board with a flying tail step structure, wherein the outer wall of the flying tail step printed circuit board substrate 1 is fixedly connected with a heat-resistant coating 6, and the outer wall of the heat-resistant coating 6 is fixedly connected with a wear-resistant coating 7, the material of the heat-resistant coating 6 is silicone, and the material of the wear-resistant coating 7 is nano-ceramic, the flying tail step printed circuit board substrate 1 is tightly fitted with the heat-resistant coating 6, and the heat-resistant coating 6 is tightly fitted with the wear-resistant coating 7, which can improve the heat resistance of the printed circuit board.

[0024] Working principle: When in use, place the flying tail step printed circuit board substrate 1 on the mounting plate 4, then pass the bolt 2 through the flying tail step printed circuit board substrate 1 and the protective gasket 3 and connect it to one end of the inner wall of the threaded hole 5, so that the protective gasket 3 is located between the flying tail step printed circuit board substrate 1 and the bolt 2, and rotate the bolt 2 to allow the bolt 2 to be inserted into the threaded hole 5 for limiting, thereby facilitating the protective installation of the flying tail step printed circuit board substrate 1. A heat-resistant coating 6 is fixedly connected to the outer wall of the flying tail step printed circuit board substrate 1, and the material of the heat-resistant coating 6 is silicone, which can improve the heat resistance of the printed circuit board. A wear-resistant coating 7 is fixedly connected to the outer wall of the heat-resistant coating 6, and the material of the wear-resistant coating 7 is nano-ceramic, which can improve the wear resistance of the printed circuit board, thereby improving the service life of the printed circuit board. In this way, the use process of the device is completed. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0025] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0026] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A printed circuit board with a flying-tail-step structure, comprising a flying-tail-step printed circuit board substrate (1), characterized in that: The flying-tail-step printed circuit board substrate (1) is movably connected with a bolt (2) inside, a protective washer (3) is installed on the outer wall of the bolt (2), a mounting plate (4) is installed at the bottom of the flying-tail-step printed circuit board substrate (1), and a threaded hole (5) is opened inside the mounting plate (4); The outer wall of the flying-tail step printed circuit board substrate (1) is fixedly connected with a heat-resistant coating (6), and the outer wall of the heat-resistant coating (6) is fixedly connected with a wear-resistant coating (7).

2. The printed circuit board with a flying tail step structure according to claim 1, characterized in that: The flying-tail step printed circuit board substrate (1) is of open-hole design, and the bolts (2) are threadedly connected to the mounting plate (4) through threaded holes (5).

3. The printed circuit board with a flying tail step structure according to claim 1, characterized in that: The protective washer (3) is sleeved on the outer wall of the bolt (2), and the threaded holes (5) are symmetrically arranged with respect to the central axis of the mounting plate (4).

4. The printed circuit board with a flying tail step structure according to claim 1, characterized in that: The flying-tail step printed circuit board substrate (1) is located above the mounting plate (4), and the bolts (2) are matched with the threaded holes (5).

5. The printed circuit board with a flying tail step structure according to claim 1, characterized in that: The material of the heat-resistant coating (6) is organic silicon, and the material of the wear-resistant coating (7) is nano-ceramics.

6. The printed circuit board with a flying tail step structure according to claim 1, characterized in that: The flying-tail step printed circuit board substrate (1) is tightly fitted with the heat-resistant coating (6), and the heat-resistant coating (6) is tightly fitted with the wear-resistant coating (7).

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