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CN-224233901-U - PCB circuit board with high voltage resistance

CN224233901UCN 224233901 UCN224233901 UCN 224233901UCN-224233901-U

Abstract

The utility model provides a high-pressure-resistance PCB (printed circuit board), which comprises a substrate and pins, wherein a plurality of pins are fixedly connected to the edge of the substrate, a chip is arranged on the top surface of the substrate, a plurality of elements are arranged on the top surface of the substrate, and a reinforcing layer is attached to the top surface of the substrate. The utility model has the advantages that the surface of the reinforcing layer is adhered with the reinforcing frame made of plastic, the reinforcing frame is shaped like a Chinese character 'kou', the armpit plate is fixedly connected at the corner of the inner side of the reinforcing frame, the inner frame is fixedly connected at the middle point of the inner side of the reinforcing frame, the plurality of fixing claws are fixedly connected at the inner side and the outer side of the reinforcing frame, the fixing claws are also fixedly connected on the surface of the reinforcing layer, the rigidity of the reinforcing frame is improved by the armpit plate and the inner frame, the stress on the circuit board can be uniformly dispersed by the design of the reinforcing frame, and the overall stability of the circuit board is improved. The design of the fixed claw effectively improves the connection area of the reinforcing frame and the reinforcing layer, and the rigidity of the PCB is effectively improved, so that the pressure resistance of the PCB is effectively improved.

Inventors

  • ZHU TIEJUN
  • Zhao ao

Assignees

  • 深圳市鑫联精密电路有限公司

Dates

Publication Date
20260512
Application Date
20250522

Claims (6)

  1. 1. The PCB circuit board with high pressure resistance is characterized by comprising a substrate (1) and pins (2), wherein a plurality of pins (2) are fixedly connected to the edge of the substrate (1), a chip (3) is mounted on the top surface of the substrate (1), and a plurality of elements (4) are mounted on the top surface of the substrate (1); the top surface of the substrate (1) is attached with a reinforcing layer (5), the surface of the reinforcing layer (5) is fixedly connected with a reinforcing frame (6), and the reinforcing frame (6) is enclosed in a shape of a Chinese character kou; an armpit plate (7) is fixedly connected to the corner of the inner side of the reinforcing frame (6), and an inner frame (8) is fixedly connected to the middle point of the inner side of the reinforcing frame (6); the inner side and the outer side of the reinforcing frame (6) are fixedly connected with a plurality of fixing claws (9), and the fixing claws (9) are also fixedly connected to the surface of the reinforcing layer (5).
  2. 2. The PCB of claim 1, wherein the substrate (1) is made of copper, and the pins (2) are vertically arranged.
  3. 3. A high voltage resistant PCB as set forth in claim 2, wherein the material of the reinforcing layer (5) is epoxy resin, and the reinforcing layer (5) is laminated or coated on the surface of the substrate (1).
  4. 4. A high voltage resistant PCB as set forth in claim 3, wherein said reinforcement frame (6) is made of plastic, said reinforcement frame (6) being disposed around a majority of the components (4).
  5. 5. A high voltage resistant PCB as set forth in claim 4, wherein said reinforcing frame (6) is bonded to the surface of the reinforcing layer (5), and said armpit plate (7) is heat-fusion bonded to the reinforcing frame (6).
  6. 6. A high voltage resistant PCB as set forth in claim 5, wherein said inner frame (8) is perpendicular to the edge of the reinforcing frame (6), said fixing claws (9) are thermally fused to the reinforcing frame (6), and said fixing claws (9) are adhered to the surface of the reinforcing layer (5).

Description

PCB circuit board with high voltage resistance Technical Field The utility model relates to the technical field of PCB (printed circuit board), in particular to a PCB with high pressure resistance. Background A PCB is a board in which electrical connections between electronic components are formed by patterning conductive copper foil on the surface of an insulating material such as glass fiber, epoxy, etc. The main function of the copper foil circuit is to realize the electrical connection between the electronic components through the copper foil circuits and support the components to be fixed on the board. The conventional PCB circuit board is generally resistant to pressure because a reinforcing structure is not designed thereon, and a certain force is required to be applied to the board when the circuit board is mounted, and the poor pressure resistance of the circuit board may cause cracking or bending deformation of the board, so a PCB circuit board with high pressure resistance is proposed to solve the above problems. Disclosure of utility model The object of the present utility model is to solve at least one of the technical drawbacks. Therefore, an objective of the present utility model is to provide a PCB with high voltage resistance, so as to solve the problems mentioned in the background art and overcome the shortcomings in the prior art. In order to achieve the above objective, an embodiment of an aspect of the present utility model provides a PCB circuit board with high voltage resistance, which includes a substrate and pins, wherein a plurality of pins are fixedly connected to an edge of the substrate, a chip is mounted on a top surface of the substrate, and a plurality of elements are mounted on the top surface of the substrate; the top surface of the substrate is attached with a reinforcing layer, the surface of the reinforcing layer is fixedly connected with a reinforcing frame, and the reinforcing frame is shaped like a Chinese character 'kou'; An armpit plate is fixedly connected to the corner of the inner side of the reinforcing frame, and an inner frame is fixedly connected to the middle point of the inner side of the reinforcing frame; the inner side and the outer side of the reinforcing frame are fixedly connected with a plurality of fixing claws, and the fixing claws are also fixedly connected to the surface of the reinforcing layer. In any of the above embodiments, it is preferable that the substrate is made of copper, and the pins are vertically arranged. By adopting the technical scheme, the PCB board is directly inserted and installed and butted through the pins. In any of the above embodiments, it is preferable that the material of the reinforcing layer is epoxy resin, and the reinforcing layer is laminated or coated on the surface of the substrate. By adopting the technical scheme, the pins of the element are welded with the welding spots on the substrate. The substrate surface except the position of the mounting element is fixedly connected with a reinforcing layer, and the reinforcing layer is laminated or coated on the substrate surface. The core structure of the PCB comprises a reinforcing layer, a reinforcing frame, an axillary plate, an inner frame and fixing claws. The PCB has the core advantages that the surface of the substrate is laminated or coated with the reinforcing layer made of epoxy resin, the overall thickness and strength of the PCB can be increased, the bending resistance and impact resistance of the PCB are improved, then the reinforcing frame made of plastic is bonded on the surface of the reinforcing layer, the reinforcing frame is shaped like a Chinese character 'kou', the armpit plate is fixedly connected to the corner of the inner side of the reinforcing frame, the inner frame is fixedly connected to the middle point of the inner side of the reinforcing frame, the plurality of fixing claws are fixedly connected to the surface of the reinforcing layer, the rigidity of the reinforcing frame is improved by the armpit plate and the inner frame, the stress on the PCB can be uniformly dispersed by the design of the reinforcing frame, and the overall stability of the PCB is improved. The design of the fixed claw effectively improves the connection area of the reinforcing frame and the reinforcing layer, and the rigidity of the PCB is effectively improved, so that the pressure resistance of the PCB is effectively improved. In any of the above embodiments, it is preferable that the material of the reinforcing frame is plastic, and the reinforcing frame is located around most of the elements. In any of the above embodiments, it is preferable that the reinforcing frame is bonded to the surface of the reinforcing layer, and the armpit plate is heat-fused to the reinforcing frame. In any of the above embodiments, it is preferable that the inner frame is perpendicular to the edge of the reinforcing frame, the fixing claw is connected with the reinforcing frame by ho