CN209949556U - Bending type circuit board convenient for fixing parts - Google Patents

Abstract

The utility model discloses a bending type circuit board convenient to fixed part, including electronic component and circuit board, electronic component all is equipped with the pin, the circuit board is the copper-clad plate of flexibility and is equipped with the bending layer, and is equipped with mounting hole and mounting hole bottom on the circuit board and is equipped with the connection contact, and the mounting hole both sides are equipped with the mounting, are equipped with the mount table between two mountings, the mount table comprises placing a piece and fastener, and sets up electronic component and conductive sponge in placing the piece, and the fastener clamps in the mounting, the pin stretches into in the mounting hole to offset with the connection contact, this circuit board is anti to buckle the ability well, has avoided circuit board this integument rupture, has prolonged life, has increased the commonality of this circuit board, and simultaneously, this circuit board is convenient for fixed part, change electronic component and easy dismounting.

Description

Bending type circuit board convenient for fixing parts

Technical Field

The utility model relates to a circuit board technical field specifically is a crooked formula circuit board convenient to fixed part.

Background

Circuit boards have been widely used in various electronic devices, and the circuit boards can electrically connect a plurality of electronic components to each other and can conduct part of the heat of these electronic components through the metal parts of the circuit boards. At present, electronic products are developed to be miniaturized, light, thin and dynamic, and in order to meet the development of electronic products, various performances of circuit boards need to be changed along with the development of electronic products, and the circuit boards are particularly applied to the circuit boards in the fields of various electronic devices such as mobile phones, mobile phone batteries, notebook computers, PDAs, printers, fax machines, copiers, cameras and the like.

With the development of electronic products in the direction of portability and ultrathin, higher requirements are placed on the performances of heat dissipation, bending resistance and the like of the circuit board. However, most of the existing circuit boards are composed of a hard substrate and a circuit printed on the hard substrate, and such circuit boards are single in appearance, cannot be bent or rolled, are relatively single in application range, are not large in flexibility, and are generally broken due to stress when being mounted, so that the service life of the circuit board is affected. In addition, the fixed mode of current electronic component and circuit board is mostly welded fastening, and the welding is comparatively troublesome, if electronic component after the welding needs to be changed, needs to melt the bonding material of original solder joint department, can take off electronic component, and is very troublesome.

Therefore, it is necessary to research and design a bending type circuit board convenient for fixing parts, which has a reasonable structure, is convenient for fixing parts, and has good bending resistance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crooked formula circuit board convenient to fixed part to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the present invention provides the following technical solutions: a bending type circuit board convenient for fixing parts comprises electronic elements and a circuit board used for mounting the electronic elements, wherein the electronic elements are provided with pins;

the circuit board is a flexible copper-clad plate and is provided with a bending layer, the circuit board is provided with a mounting hole, the bottom of the mounting hole is provided with a connecting contact, two sides of the mounting hole are symmetrically provided with fixing pieces, and a mounting table is arranged between the two fixing pieces;

the mounting table is composed of a placing part and a clamping part, the placing part is of a top-free box body structure, an electronic element and a conductive sponge are arranged in the placing part, pins of the electronic element penetrate through the conductive sponge, through holes are formed in the bottom of the placing part relative to the positions of the pins, so that the pins extend out of the placing part, the clamping part is of an elastic pressing type structure and is symmetrically arranged on two sides of the placing part, the clamping part is clamped in the fixing part, and the pins extend into the mounting holes and are abutted to the connecting contacts.

Preferably, a prepreg is arranged inside the bending layer, a first copper sheet is arranged at the top of the prepreg, a second copper sheet is arranged at the bottom of the prepreg, and printing ink is arranged at the bottom of the second copper sheet.

Preferably, the spring pressing type structure comprises a shell, a pressure head and a spring, the spring is arranged in the shell, one end of the spring is connected with the bottom in the shell, and the other end of the spring is connected with the pressure head.

Preferably, the four corners department of circuit board all is equipped with the buckle, and can add, expand the new circuit board of dress through the buckle.

Preferably, a fixing plug capable of being pulled out upwards is further added at the mounting hole, a round hole is formed in the position, opposite to the pin, of the fixing plug, and the pin penetrates through the round hole and is in contact with the connecting contact.

Preferably, the mounting hole is in interference fit with the fixing plug, and the pin is in interference fit with the round hole.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a crooked formula circuit board convenient to fixed part of structure, the circuit board of the device is equipped with the bending layer, is equipped with printing ink in the bending layer, and printing ink has improved the flexibility of device, prevents that circuit board body from being broken, has lengthened life, has increased its commonality; meanwhile, the fixing piece, the clamping piece and the placing piece are arranged on the circuit board, so that parts can be fixed conveniently; the electronic element can be simply fixed on the circuit board through the mounting hole and the fixing plug arranged in the mounting hole, and when the electronic element needs to be replaced, the electronic element only needs to be pulled out for replacement, so that the electronic element is very convenient to disassemble and assemble.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the present invention without a mounting platform;

fig. 3 is a partial structural schematic view of the bending layer of the present invention;

fig. 4 is a schematic structural diagram of the mounting table of the present invention;

in the figure: 1-electronic component, 2-circuit board, 3-pin, 4-bending layer, 5-mounting hole, 6-fixing piece, 7-placing piece, 8-clamping piece, 9-conductive sponge, 10-through hole, 11-prepreg, 12-first copper sheet, 13-second copper sheet, 14-printing ink, 15-elastic pressing type structure, 16-shell, 17-pressure head, 18-spring, 19-buckle, 20-connecting contact.

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Fig. 1 to 4 show a specific embodiment of the present invention: a bending type circuit board convenient for fixing parts comprises an electronic element 1 and a circuit board 2 used for mounting the electronic element 1, wherein the electronic element 1 is provided with pins 3; the circuit board 2 is a flexible copper-clad plate and is provided with a bending layer 4, the circuit board 2 is provided with a mounting hole 5, the bottom of the mounting hole 5 is provided with a connecting contact 20, two sides of the mounting hole 5 are symmetrically provided with fixing pieces 6, and a mounting table is arranged between the two fixing pieces 6; the mount table comprises placing a 7 and fastener 8, place a 7 and adopt the box body structure of no top, and place and set up electronic component 1 and electrically conductive sponge 9 in 7, electronic component 1's pin 3 runs through electrically conductive sponge 9, it has through-hole 10 to place 7 bottoms for the position of pin 3 opens, make pin 3 stretch out and place a 7, fastener 8 adopts the formula structure of bullet pressure 15 and symmetry to set up and is placing 7 both sides, and fastener 8 clamps in mounting 6, pin 3 stretches into in the mounting hole 5, and offset with connecting contact 20.

The utility model discloses the inside on crooked layer 4 of crooked formula circuit board convenient to fixed part of structure is equipped with prepreg 11, and prepreg 11's top is equipped with first copper sheet 12, and prepreg 11's bottom is equipped with second copper sheet 13, and second copper sheet 13's bottom is equipped with printing ink 14, has improved circuit board 2's bendability for it can be crooked, roll over, and the atress is difficult for breaking when the installation. Meanwhile, the four corners of the circuit board 2 are provided with buckles 19, and new circuit boards 2 can be added and installed in an expanded mode through the buckles 19.

The utility model discloses the suppress formula structure 15 convenient to fixed part's crooked formula circuit board includes shell 16, pressure head 17 and spring 18, sets up spring 18 in the shell 16, and the bottom in the shell 16 is connected to 18 one end of spring, and pressure head 17 is connected to the other end.

The utility model discloses the round hole has been seted up with the position of pin 3 relatively to the fixed stopper that 5 departments of mounting hole of the crooked formula circuit board convenient to fixed part still add the fixed stopper that can upwards extract of structure, and pin 3 run through the round hole and contact with the connecting contact 20, mounting hole 5 and fixed stopper interference fit, pin 3 and round hole interference fit.

The utility model discloses crooked formula circuit board convenient to fixed part of structure adopts electrically conductive sponge 9 fixed and protection electronic component 1, and electrically conductive sponge 9 is produced by polymer composite foaming technology, and the device pin can be protected to even, soft, the elasticity of foaming aperture, the evenly distributed nature of the electrically conductive sponge of not taking off bits, has corrosion resistance simultaneously, is the ideal dielectric material of long-term storage device.

The working principle is as follows: for such a bending type circuit board convenient for fixing parts, firstly, the electronic component 1 is inserted into the conductive sponge 9, and the pins 3 of the electronic component 1 penetrate through the conductive sponge 9; then, the conductive sponge 9 is plugged into the placing part 7, the pins 3 extend out of the through holes 10 at the bottom of the placing part 7, then the pressing heads 17 of the elastic pressing structures 15 are pressed to clamp and fix the pins in the fixing part 6, the pins 3 extend into the round holes of the fixing plugs at the mounting holes 5 and extend out of small-end pins, and the pins 3 are abutted against the connecting contacts 20 at the bottom of the mounting holes 5; the bending layer 4 can then be suitably bent as required, and the ink 14 improves the flexibility, thereby increasing versatility. When the electronic element 1 needs to be replaced, the electronic element 1 only needs to be pulled out of the conductive sponge 9, and the electronic element is very convenient to disassemble and assemble.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. A bending type circuit board convenient for fixing parts, comprising an electronic component (1) and a circuit board (2) for mounting the electronic component (1), characterized in that: the electronic elements (1) are provided with pins (3);

the circuit board (2) is a flexible copper-clad plate and is provided with a bending layer (4), the circuit board (2) is provided with a mounting hole (5), the bottom of the mounting hole (5) is provided with a connecting contact (20), two sides of the mounting hole (5) are symmetrically provided with fixing pieces (6), and a mounting table is arranged between the two fixing pieces (6);

the mounting table is composed of a placing part (7) and clamping parts (8), the placing part (7) is of a top-free box structure, an electronic element (1) and a conductive sponge (9) are arranged in the placing part (7), pins (3) of the electronic element (1) penetrate through the conductive sponge (9), through holes (10) are formed in the bottom of the placing part (7) relative to the positions of the pins (3) so that the pins (3) extend out of the placing part (7), the clamping parts (8) are symmetrically arranged on two sides of the placing part (7) through elastic pressing structures (15), the clamping parts (8) are clamped in fixing parts (6), and the pins (3) extend into mounting holes (5) and are abutted against connecting contacts (20).

2. A flexible circuit board for facilitating the mounting of components according to claim 1, wherein: the bending layer (4) is internally provided with a prepreg (11), the top of the prepreg (11) is provided with a first copper sheet (12), the bottom of the prepreg (11) is provided with a second copper sheet (13), and the bottom of the second copper sheet (13) is provided with ink (14).

3. A flexible circuit board for facilitating the mounting of components according to claim 1, wherein: the elastic pressing type structure (15) comprises a shell (16), a pressure head (17) and a spring (18), the spring (18) is arranged in the shell (16), one end of the spring (18) is connected with the bottom in the shell (16), and the other end of the spring is connected with the pressure head (17).

4. A flexible circuit board for facilitating the mounting of components according to claim 1, wherein: the four corners department of circuit board (2) all is equipped with buckle (19), and can add, expand and adorn new circuit board (2) through buckle (19).

5. A flexible circuit board for facilitating the mounting of components according to claim 3, wherein: the mounting hole (5) is also added with a fixing plug which can be pulled out upwards, a round hole is formed in the position, opposite to the pin (3), of the fixing plug, and the pin (3) penetrates through the round hole and is in contact with the connecting contact (20).

6. A flexible circuit board for facilitating the mounting of components according to claim 1, wherein: the mounting hole (5) is in interference fit with the fixing plug, and the pin (3) is in interference fit with the round hole.

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