Pressure-resistant PCB (printed circuit board)

Abstract

The utility model provides a withstand voltage PCB circuit board, including PCB board, element, positioning hole, the top surface of PCB board is equipped with a plurality of element, the four corners of PCB board are equipped with the positioning hole, the edge of PCB board bottom surface is fixedly connected with the gasket. The PCB has the advantages that the PCB adopts an assembled pressure-resistant structure, the track is adhered to the top surface of the PCB, the sliding block and the supporting column are integrally mounted along the track, the cross beams are mounted through the bolts and the nuts, the pressure-resistant structure can be quickly mounted within a dozens of seconds, and when the circuit board is pressed, the pressure-resistant structure is firstly pressed on the top surfaces of the cross beams and then is pressed on the top surfaces of the cross beams; the PCB adopts a double-protection mechanism that the bottom surface of the cross beam is fixedly connected with a plurality of soft fulcrums, the soft fulcrums are made of sponge materials, even if the cross beam is excessively pressed, the cross beam cannot directly extrude the PCB, the soft fulcrums made of the sponge materials and the PCB are subjected to secondary protection, and the PCB is further protected.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB boards, in particular to a pressure-resistant PCB circuit board. Background Art

[0002] PCB circuit board is also called printed circuit board. PCB circuit board is the provider of electrical connection for electronic components. PCB circuit board is widely used in existing electronic equipment. The existing PCB circuit board is easily damaged under external force, which affects the working process. Therefore, it is very important to design a pressure-resistant PCB circuit board.

[0003] However, most of the existing technical solutions have the following defects: it is not convenient to achieve the pressure resistance of the PCB board under the action of external force, it is difficult to ensure the integrity of the PCB board, affecting the normal use of the electronic equipment, and it is not convenient to connect the wires with the pins of the components. Therefore, the utility model provides a pressure-resistant PCB circuit board to solve the above-mentioned problems. Utility Model Content

[0004] The purpose of the present invention is to solve at least one of the above technical deficiencies.

[0005] To this end, one purpose of the present invention is to provide a voltage-resistant PCB circuit board to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0006] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the utility model provides a pressure-resistant PCB circuit board, including a PCB board, components, and positioning holes, wherein a plurality of components are installed on the top surface of the PCB board, and positioning holes are opened at the four corners of the PCB board;

[0007] A gasket is fixedly connected to the edge of the bottom surface of the PCB board;

[0008] A raised track is fixedly connected to the edge of the top surface of the PCB board, and the end and top of the track are opened;

[0009] A slider is inserted into the inner side of the track, a plurality of support columns are fixedly connected to the top of the slider, and bolts are fixedly connected to the top of the support columns;

[0010] A crossbeam is sleeved on the outer surface of the bolt, and a plurality of soft fulcrums are fixedly connected to the bottom of the crossbeam.

[0011] Preferably, any of the above schemes is that the material of the PCB board is FR-4, and the component is welded to the PCB board.

[0012] Adopting the above technical solution: the device is divided into two parts as a whole: the first part is the circuit board itself, which is composed of PCB board, components and positioning holes;

[0013] The second part is the pressure-resistant auxiliary structure of the circuit board, which consists of gaskets, rails, sliders, support columns, bolts, beams, and soft fulcrums.

[0014] The design of the gasket can provide additional support and mechanical strength to help the PCB resist external pressure and impact and reduce the risk of deformation and breakage of the PCB.

[0015] Preferably, in any of the above schemes, the gasket is made of silicone and is in the shape of an elongated strip.

[0016] Preferably, any of the above schemes is that the number of the rails is two and they are parallel to each other, the material of the slider is plastic, and the length of the slider is smaller than the length of the rail.

[0017] The core structure of this device is: gasket, track, slider, support column, bolt, beam, and soft fulcrum. The core advantages of this device are: assembled pressure-resistant structure, the track is bonded to the top surface of the PCB board, the slider and support column are installed along the track, and several beams are installed by bolts and nuts. The pressure-resistant structure can be quickly installed in just a dozen seconds. When the circuit board is under pressure, it will first press on the top surface of the beam to effectively protect the PCB board;

[0018] This PCB board adopts a double protection mechanism: a number of soft fulcrums are fixedly connected to the bottom surface of the beam. The soft fulcrums are made of sponge material. Even if the beam is over-pressed, the beam will not directly squeeze the PCB board. Instead, the soft fulcrums made of sponge material and the PCB board provide secondary protection to further protect the PCB board.

[0019] Preferably, in any of the above schemes, the cross-section of the slider is an inverted T-shape, and the support column is perpendicular to the slider.

[0020] Preferably, any of the above schemes is that a nut is threadedly connected to the outer surface of the bolt and the nut is tightened on the top surface of the beam, and the beam is linearly arrayed above the PCB board.

[0021] Preferably, any of the above schemes is that the material of the soft fulcrum is sponge, the soft fulcrum is cylindrical, the soft fulcrum is bonded to the crossbeam, and the linear array of the soft fulcrum is below the crossbeam.

[0022] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0023] The pressure-resistant PCB circuit board adopts an assembled pressure-resistant structure through the coordinated arrangement of gaskets, tracks, sliders, support columns, bolts, beams, and soft fulcrums. The track is bonded to the top surface of the PCB board, the slider and the support column are installed along the track, and several beams are installed by bolts and nuts. The pressure-resistant structure can be quickly installed in just a dozen seconds. When the circuit board is under pressure, it will first press on the top surface of the beam to effectively protect the PCB board.

[0024] This PCB board adopts a double protection mechanism: a number of soft fulcrums are fixedly connected to the bottom surface of the beam. The soft fulcrums are made of sponge material. Even if the beam is over-pressed, the beam will not directly squeeze the PCB board. Instead, the soft fulcrums made of sponge material and the PCB board provide secondary protection to further protect the PCB board.

[0025] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0027] Figure 1 It is a structural schematic diagram of the utility model from the first perspective;

[0028] Figure 2 It is a structural schematic diagram of the utility model from a second viewing angle;

[0029] Figure 3 It is a structural schematic diagram of the utility model from a third viewing angle;

[0030] Figure 4 For this utility model Figure 1 Schematic diagram of the enlarged structure at point A in the middle.

[0031] In the figure: 1-PCB board, 2-component, 3-positioning hole, 4-gasket, 5-track, 6-slider, 7-support column, 8-bolt, 9-beam, 10-soft fulcrum. DETAILED DESCRIPTION

[0032] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0033] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] like Figure 1-4 As shown, the voltage-resistant PCB circuit board includes a PCB board 1, components 2, and positioning holes 3. Several components 2 are installed on the top surface of the PCB board 1, and positioning holes 3 are opened at the four corners of the PCB board 1;

[0035] A gasket 4 is fixedly connected to the edge of the bottom surface of the PCB board 1;

[0036] A raised track 5 is fixedly connected to the edge of the top surface of the PCB board 1, and the end of the track 5 and the top of the track 5 are opened;

[0037] A slider 6 is inserted into the inner side of the track 5, and a plurality of support columns 7 are fixedly connected to the top of the slider 6, and bolts 8 are fixedly connected to the top of the support columns 7;

[0038] A crossbeam 9 is sleeved on the outer surface of the bolt 8 , and a plurality of soft fulcrums 10 are fixedly connected to the bottom of the crossbeam 9 .

[0039] Embodiment 1: The material of PCB board 1 is FR-4, and component 2 is welded to PCB board 1. The device is divided into two parts as a whole: the first part is the circuit board itself, which is composed of PCB board 1, component 2, and positioning hole 3; the second part is the pressure-resistant auxiliary structure of the circuit board, which is composed of gasket 4, track 5, slider 6, support column 7, bolt 8, beam 9, and soft fulcrum 10. The material of gasket 4 is silicone, and gasket 4 is long strip. The design of gasket 4 can provide additional support and mechanical strength, help PCB board 1 resist external pressure and impact, and reduce the risk of deformation and breakage of PCB board 1.

[0040] Embodiment 2: There are two rails 5 and they are parallel to each other. The material of the slider 6 is plastic, and the length of the slider 6 is less than the length of the rail 5. The cross-sectional shape of the slider 6 is an inverted T-shape, and the support column 7 is perpendicular to the slider 6. The outer surface of the bolt 8 is threadedly connected with a nut and the nut is tightened on the top surface of the beam 9, and the beam 9 is linearly arrayed above the PCB board 1. The material of the soft fulcrum 10 is sponge, the soft fulcrum 10 is cylindrical, the soft fulcrum 10 is bonded to the beam 9, and the soft fulcrum 10 is linearly arrayed below the beam 9.

[0041] The working principle of the utility model is as follows:

[0042] The PCB board 1 is mounted by means of screws and positioning holes 3, and the component 2 is mounted on the PCB board 1 by welding;

[0043] The track 5 is bonded to the top surface of the PCB board 1, and the slider 6 and the support column 7 are installed along the track 5. A plurality of beams 9 are installed by bolts 8 and nuts, and the beams 9 span the top of the PCB board 1;

[0044] The soft fulcrum 10 is bonded to the bottom of the crossbeam 9 . Even if the crossbeam 9 is over-pressed, the crossbeam 9 will not directly squeeze the PCB board 1 . Instead, the soft fulcrum 10 made of sponge material and the PCB board 1 provide secondary protection, thereby further protecting the PCB board 1 .

[0045] Compared with the prior art, the present invention has the following beneficial effects:

[0046] The pressure-resistant PCB circuit board adopts an assembled pressure-resistant structure through the coordinated arrangement of the gasket 4, the track 5, the slider 6, the support column 7, the bolt 8, the crossbeam 9, and the soft fulcrum 10. The track 5 is bonded to the top surface of the PCB board 1, the slider 6 and the support column 7 are installed along the track 5, and a plurality of crossbeams 9 are installed through the bolts 8 and nuts. The pressure-resistant structure can be quickly installed in just a dozen seconds. When the circuit board is under pressure, it will first press on the top surface of the crossbeam 9 to effectively protect the PCB board 1.

[0047] The PCB board 1 adopts a double protection mechanism: a plurality of soft fulcrums 10 are fixedly connected to the bottom surface of the crossbeam 9, and the soft fulcrums 10 are made of sponge material. Even if the crossbeam 9 is over-pressed, the crossbeam 9 will not directly squeeze the PCB board 1, but the soft fulcrums 10 made of sponge material and the PCB board 1 will perform secondary protection, thereby further protecting the PCB board 1.

Claims

1. A pressure-resistant PCB circuit board, characterized in that: It comprises a PCB board (1), components (2), and positioning holes (3); a plurality of components (2) are mounted on the top surface of the PCB board (1); and positioning holes (3) are provided at four corners of the PCB board (1); A gasket (4) is fixedly connected to the edge of the bottom surface of the PCB board (1); A raised track (5) is fixedly connected to the edge of the top surface of the PCB board (1), and the end of the track (5) and the top of the track (5) are opened; A slider (6) is inserted into the inner side of the track (5), a plurality of support columns (7) are fixedly connected to the top of the slider (6), and bolts (8) are fixedly connected to the top of the support columns (7); The outer surface of the bolt (8) is sleeved with a crossbeam (9), and the bottom of the crossbeam (9) is fixedly connected with a plurality of soft fulcrums (10).

2. A voltage-resistant PCB circuit board as claimed in claim 1, characterized in that: The material of the PCB board (1) is FR-4, and the component (2) is welded to the PCB board (1).

3. A voltage-resistant PCB circuit board as claimed in claim 2, characterized in that: The material of the gasket (4) is silica gel and the gasket (4) is in the shape of a long strip.

4. A pressure-resistant PCB circuit board as claimed in claim 3, characterized in that: The number of the rails (5) is two and they are parallel to each other. The material of the slider (6) is plastic. The length of the slider (6) is smaller than the length of the rail (5).

5. A voltage-resistant PCB circuit board as claimed in claim 4, characterized in that: The cross-sectional shape of the sliding block (6) is an inverted T-shape, and the supporting column (7) is perpendicular to the sliding block (6).

6. A pressure-resistant PCB circuit board as claimed in claim 5, characterized in that: The outer surface of the bolt (8) is threadedly connected with a nut and the nut is tightened on the top surface of the beam (9), and the beam (9) is linearly arrayed above the PCB board (1).

7. A voltage-resistant PCB circuit board as claimed in claim 6, characterized in that: The material of the soft fulcrum (10) is sponge, the soft fulcrum (10) is cylindrical, the soft fulcrum (10) is bonded to the crossbeam (9), and the soft fulcrum (10) is linearly arrayed below the crossbeam (9).

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