CN-224233889-U - Flexible aluminum-based circuit board

Abstract

The utility model relates to the technical field of flexible circuit boards, in particular to a flexible aluminum-based circuit board. The technical scheme includes that the circuit board comprises a substrate, a plurality of groups of connectors are arranged on two sides of the upper end of the substrate, wiring is arranged between the connectors on two sides, insulating layers are arranged on two sides of the substrate, protective layers are arranged on the outer sides of the two groups of insulating layers, and two groups of through holes are formed in edges of the two sides of the substrate, the insulating layers and the protective layers. According to the utility model, when the device is used, the insulating layer and the protective layer are made of elastic materials, when the flexible circuit board is folded in half and subjected to pressure, the insulating layer and the protective layer can be subjected to pressure deformation, so that the pressure applied to the substrate is reduced, the wiring is embedded in the substrate, the situation that the wiring is extruded and broken to generate poor contact can be prevented, when the flexible circuit board is installed, a worker can pinch the upper reinforcing plate and the lower reinforcing plate, the outer wall of the connector is not covered by the insulating layer, and the connector can be easily inserted into the interface.

Inventors

• JUAN PEIJUN
• Hu Qiaochen

Assignees

• 深圳市隽美泰和电子科技有限公司

Dates

Publication Date

20260512

Application Date

20250210

Claims (6)

1. 1. The flexible aluminum-based circuit board comprises a substrate (1) and is characterized in that a plurality of groups of connectors (6) are arranged on two sides of the upper end of the substrate (1), wiring (5) are arranged between the connectors (6) on two sides, insulating layers (2) are arranged on two sides of the substrate (1), protective layers (3) are arranged on the outer sides of the insulating layers (2), and two groups of through holes (4) are formed in edges of the two sides of the substrate (1), the insulating layers (2) and the protective layers (3).
2. 2. The flexible aluminum-based circuit board according to claim 1, wherein the substrate (1) is made of aluminum, the insulating layer (2) is made of polyethylene film, and the substrate (1) and the insulating layer (2) are connected by hot melting.
3. 3. The flexible aluminum-based circuit board of claim 1, wherein the protective layer (3) is made of polyimide, and the protective layer (3) and the insulating layer (2) are adhered by dispensing.
4. 4. The flexible aluminum-based circuit board according to claim 1, wherein upper reinforcing plates (7) are arranged at the edges of two sides of one group of the protective layers (3), and limiting blocks (9) are fixedly arranged at the center of one end of each upper reinforcing plate (7).
5. 5. The flexible aluminum-based circuit board according to claim 1, wherein lower reinforcing plates (8) are arranged at the edges of two sides of the other group of protective layers (3), and a limiting hole (10) is formed in the center of one end of each lower reinforcing plate (8).
6. 6. The flexible aluminum-based circuit board as claimed in claim 4, wherein the limiting block (9) penetrates through the through hole (4) to be matched with the limiting hole (10), and the upper reinforcing plate (7) and the lower reinforcing plate (8) are made of polyvinyl chloride materials.

Description

Flexible aluminum-based circuit board Technical Field The utility model relates to the technical field of flexible circuit boards, in particular to a flexible aluminum-based circuit board. Background The flexible circuit board is also called a soft board, is a printed circuit made of flexible insulating base materials, provides excellent electrical performance, can meet the design requirements of smaller and higher-density installation, is also beneficial to reducing assembly procedures and enhancing reliability, is the only solution for meeting the requirements of miniaturization and movement of electronic products, can be freely bent, rolled and folded, can bear millions of dynamic bending without damaging wires, can be randomly arranged according to space layout requirements and can be randomly moved and stretched in a three-dimensional space, thereby achieving the integration of component assembly and wire connection, can greatly reduce the volume and weight of the electronic products, and is suitable for the requirements of the development of the electronic products to high-density, miniaturization and high-reliability directions, but similar flexible aluminum-based circuit boards have a plurality of defects in practical use, such as failure of wiring of the base boards due to stress after bending, too soft and inconvenient holding of workers for assembly work. Disclosure of utility model The utility model aims to provide a flexible aluminum-based circuit board for solving the problems in the background art. In order to achieve the purpose, the flexible aluminum-based circuit board comprises a substrate, wherein a plurality of groups of connectors are arranged on two sides of the upper end of the substrate, wiring is arranged between the connectors on two sides, insulating layers are arranged on two sides of the substrate, protective layers are arranged on the outer sides of the two groups of insulating layers, and two groups of through holes are formed in edges of the two sides of the substrate, the insulating layers and the protective layers. Through when using flexible aluminium base circuit board, insulating layer and protective layer all adopt the material that has elasticity, when flexible circuit board fifty percent discount received pressure, insulating layer and protective layer can receive pressure deformation to reduce the pressure that the base plate received, the wiring sets up to inlay inside the base plate, thereby can prevent to walk the line and receive the extrusion fracture and take place the poor condition of contact, when installing flexible circuit board, the workman can pinch reinforcing plate and lower reinforcing plate, the outer wall of connector does not have the insulating layer to cover, can insert the interface with the connector in easily, goes up reinforcing plate and lower reinforcing plate and also can prevent that multilayer structure from taking place to peel off. According to the utility model, the base plate is made of aluminum material, the insulating layer is made of polyethylene film material, the base plate and the insulating layer are connected by hot melting, and the two groups of insulating layers can thoroughly wrap the base plate by the aid of hot melting connection, so that electrostatic breakdown is prevented. As a preferable technical scheme of the utility model, the protective layer is made of polyimide material, and the protective layer and the insulating layer are adhered by dispensing. As a preferable technical scheme of the utility model, the two side edges of one group of protective layers are provided with upper reinforcing plates, and a limiting block is fixedly arranged at the center of one end of each upper reinforcing plate. According to the technical scheme, the two side edges of the other group of protective layers are provided with the lower reinforcing plates, the center of one end of each lower reinforcing plate is provided with the limiting hole, and after the limiting block is inserted into the limiting hole through the limiting holes, the upper reinforcing plates and the lower reinforcing plates can fix the flexible circuit board. According to the utility model, the limiting block penetrates through the through hole to be matched with the limiting hole, the upper reinforcing plate and the lower reinforcing plate are made of polyvinyl chloride materials, and the upper reinforcing plate and the lower reinforcing plate are made of polyvinyl chloride materials, so that the hardness is ensured, and meanwhile, the insulating effect is good. Compared with the prior art, the utility model has the beneficial effects that: 1. Through when using flexible aluminium base circuit board, insulating layer and protective layer all adopt the material that has elasticity, when flexible circuit board fifty percent discount received pressure, insulating layer and protective layer can receive pressure deformation to reduce the pressure that the base plate