CN208623970U - A kind of flexible electronic circuit board - Google Patents

Abstract

The utility model discloses a kind of flexible electronic circuit boards, including base copper, the outer upper end of the base copper and outside lower end viscous stick have the first colloid layer, viscous stick of the other end of first colloid layer has the first polyimide layer, the bosom position of the base copper is equipped with Kong Huakong, the inside both ends of the base copper glue to stick respectively the second colloid layer and third colloid layer, the other side of second colloid layer and the other side viscous stick of third colloid layer have the second polyimide layer, the both side surface of the base copper is welded with extension board, the inside of the extension board is equipped with wiring hole.The flexible electronic circuit board in the case where guaranteeing curved situation, and can prevent overall structure bending excessive, while also can be improved the insulation effect of wiring hole site.

Description

A kind of flexible electronic circuit board

Technical field

The utility model relates to wiring board technology field, specially a kind of flexible electronic circuit board.

Background technique

Flexible electronic circuit boards are also known as soft electronic wiring board, have the function of bending, fold and wind, Neng Gou great It is big to reduce occupied space, although the function of folding and wind is convenient, but since curvature is larger, greatly reduce route The service life of plate has all been bent based on function so most wiring boards are mounted on inside equipment.

And due to the characteristic of wiring board itself, after Long-term bend, it is easy to lead to deformation, deformation also will be greatly reduced line The service life of road plate, so after needing assist side to be bent, it can be into a reset and protection, to improve the use longevity of wiring board Life.

Utility model content

The purpose of this utility model is to provide a kind of flexible electronic circuit boards, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of flexible electronic circuit board, including copper Base, the outer upper end of the base copper and outside lower end viscous stick have the first colloid layer, the other end of first colloid layer Viscous stick has the first polyimide layer, and the bosom position of the base copper is equipped with Kong Huakong, the inside both ends of the base copper It glues to stick respectively and has the second colloid layer and third colloid layer, the other side of second colloid layer and the other side of third colloid layer Viscous stick has the second polyimide layer, and the both side surface of the base copper is welded with extension board, and the inside of the extension board is set There is wiring hole.

Preferably, the outer surface of the base copper is covered with frame made of rubber material, inside the outside both ends of frame Alignment grooves are equipped with, the inside sliding sleeve of alignment grooves is connected to bit block, and the inside of bit block is equipped with groove, and the inside of groove is fixed It is connected with reset spring, the other end of reset spring is fixedly connected with bayonet lock, and the inside of alignment grooves is equipped with through-hole, the surface of bayonet lock It is slidably socketed the inside of through-hole, viscous stick in the upper end of the bit block has lath made of rubber material.

Preferably, the inside of the frame is equipped with built-in hole, and the surface of the extension board is slidably socketed the inside of built-in hole, Filled with sealant made of polyester material between the surface of extension board and the inside of built-in hole.

Compared with prior art, the utility model has the beneficial effects that the flexible electronic circuit board, curved in guarantee In the case of, and overall structure bending can be prevented excessive, while also can be improved the insulation effect of wiring hole site.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is enlarged diagram at a of the utility model.

In figure: 1 base copper, 11 first colloid layers, 12 first polyimide layers, 13 Kong Huakong, 14 second colloid layers, 15 Two polyimide layers, 16 third colloid layers, 17 extension boards, 18 wiring holes, 2 frames, 21 laths, 22 alignment grooves, 23 bit blocks, 24 Groove, 25 reset springs, 26 bayonet locks, 27 through-holes, 28 built-in holes.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model Limitation.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of flexible electronic circuit board, including copper-based Layer 1, the outer upper end of base copper 1 and outside lower end viscous stick have the first colloid layer 11, and the other end of the first colloid layer 11 is viscous glutinous There is the first polyimide layer 12, the bosom position of base copper 1 is equipped with Kong Huakong 13, and the inside both ends of base copper 1 are distinguished Viscous stick has the second colloid layer 14 and third colloid layer 16, and three colloid layers can carry out two polyimide layers and base copper 1 It is cemented fixed to glue, and the other side of the second colloid layer 14 and the other side viscous stick of third colloid layer 16 have the second polyimide layer 15, Two polyimide layers can have the effect of an insulation high-temperature-resistant, and the both side surface of base copper 1 is welded with extension board 17, The inside of extension board 17 is equipped with wiring hole 18, is able to carry out connection by conducting wire and is powered, the outer surface of base copper 1 is covered with rubber Frame 2 made of material, are equipped with alignment grooves 22 inside the outside both ends of frame 2, and the inside sliding sleeve of alignment grooves 22 is connected to pair The inside of position block 23, bit block 23 is equipped with groove 24, and the inside of groove 24 is fixedly connected with reset spring 25, reset spring 25 The other end is fixedly connected with bayonet lock 26, and the inside of alignment grooves 22 is equipped with through-hole 27, and the surface of bayonet lock 26 is slidably socketed through-hole 27 Inside, viscous stick in the upper end of bit block 23 have lath 21 made of rubber material, and lath 21 can mutually be fixed with frame 2, Frame 2 can carry out insulation protection to the two sides of base copper 1, and lath 21 can carry out a reset effect to the curvature of wiring board The inside of fruit, frame 2 is equipped with built-in hole 28, and the surface of extension board 17 is slidably socketed the inside of built-in hole 28, the table of extension board 17 Filled with sealant made of polyester material between face and the inside of built-in hole 28, insulation effect can be further increased, to protect Card uses safe.

When the utility model is specifically implemented: frame 2 is covered on the two of base copper 1 when needing to carry out bend protection Side, while extension board 17 being made to pass through built-in hole 28, glutinous bit block 23 is then glued into 21 lower surface of lath and is slidably socketed right The inside of position slot 22, enables lath 21 to position with frame 2, while two frames 2 can be fixed, when bayonet lock 26 Position and the position of through-hole 27 to it is corresponding when resetted by the compression of reset spring 25, enable bayonet lock 26 to spring into through-hole 27 Inside, complete fixation to lath 21, lath 21 can mutually be fixed with frame 2, and frame 2 can be to base copper 1 Two sides carry out insulation protection, and lath 21 can carry out a reset effect to the curvature of wiring board, when wiring board is whole in work When making, it is cemented fixed that three colloid layers to two polyimide layers and base copper 1 can glue, and base copper 1 plays a conducting wire Effect, the connection of conducting wire is carried out by the wiring hole 18 in extension board 17, and two polyimide layers can have an insulation resistance to The effect of high temperature.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (3)

1. a kind of flexible electronic circuit board, including base copper (1), it is characterised in that: the outer upper end of the base copper (1) and Outside lower end viscous stick has the first colloid layer (11), and viscous stick of the other end of first colloid layer (11) has the first polyimide layer (12), the bosom position of the base copper (1) is equipped with Kong Huakong (13), and the inside both ends of the base copper (1) are distinguished Viscous stick has the second colloid layer (14) and third colloid layer (16), the other side of second colloid layer (14) and third colloid layer (16) the other side viscous stick has the second polyimide layer (15), and the both side surface of the base copper (1) is welded with extension board (17), the inside of the extension board (17) is equipped with wiring hole (18).

2. a kind of flexible electronic circuit board according to claim 1, it is characterised in that: the appearance of the base copper (1) Face is covered with frame made of rubber material (2), and alignment grooves (22), alignment grooves are equipped with inside the outside both ends of frame (2) (22) inside sliding sleeve is connected to bit block (23), and the inside of bit block (23) is equipped with groove (24), and the inside of groove (24) is solid Surely it is connected with reset spring (25), the other end of reset spring (25) is fixedly connected with bayonet lock (26), the inside of alignment grooves (22) Equipped with through-hole (27), the surface of bayonet lock (26) is slidably socketed the inside of through-hole (27), and viscous stick in the upper end of the bit block (23) has Lath made of rubber material (21).

3. a kind of flexible electronic circuit board according to claim 2, it is characterised in that: the inside of the frame (2) is set Have built-in hole (28), the surface of the extension board (17) is slidably socketed the inside of built-in hole (28), the surface of extension board (17) with Filled with sealant made of polyester material between the inside of built-in hole (28).