CN216597001U

CN216597001U - Anti-interference magnetic FPC winding displacement

Info

Publication number: CN216597001U
Application number: CN202122109849.0U
Authority: CN
Inventors: 杨杰
Original assignee: Dongguan Yangjie Precision Electronics Co ltd
Current assignee: Dongguan Yangjie Precision Electronics Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-05-24
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses an anti-interference magnetic FPC (flexible printed circuit) flat cable, which comprises an FPC wire harness, wherein a shielding cladding is arranged on the outer side of the FPC wire harness, a cladding protrusion is arranged on one side surface of the shielding cladding, a cladding recess matched with the cladding protrusion in use is arranged on the other side surface of the shielding cladding, and an adhesive layer is coated on the surface of the cladding protrusion; the shielding cladding through the design is made by high temperature silica gel and magnetic powder combination, can keep possessing toughness under the thinner condition promptly, and is more durable, and the pliability is good, and is with low costs, has better anti-oxidant and anticorrosion effect, and anti-electromagnetic interference's shielding effect is better, and the inclusion is better, is difficult for separating.

Description

Anti-interference magnetic FPC winding displacement

Technical Field

The utility model belongs to the technical field of magnetic flat cables, and particularly relates to an anti-interference magnetic FPC flat cable.

Background

The shielding wire is a wire with a metal braided net layer (i.e. a shielding layer) specially designed for reducing the influence of an external electromagnetic field on a power supply or a communication line, and has the function of preventing the line from radiating electromagnetic energy outwards.

Such as patent application No.: CN201920780852.5 discloses a thin-wall conductive shielding wire, which comprises four wires, wherein the four wires are uniformly twisted into a bundle, the periphery of the four wires after being twisted into a bundle is covered with a middle quilt, the outer surface of the middle quilt is covered with an aluminum foil layer, the outer surface of the aluminum foil layer is covered with a shielding layer in an extrusion manner, and the outer surface of the shielding layer is covered with an outer quilt. Through in the periphery of four wires set gradually in the quilt, aluminium foil layer, shielding layer and overcoat, can simplify the manufacturing procedure that adopts metal to weave or metal winding in the past through the shielding layer that sets up, and this shielding layer is set up in the way of giving as security out, and the speed of its shielding layer of giving as security out is more than 80M/MIN, compares and adopts the weaving or the winding speed of metal weaving or metal winding mode in the past, can promote 10 ~ 40 times with the production efficiency of wire rod to make the whole production efficiency of wire rod promote by a wide margin.

Patent application No.: CN201910510053.0 provides a copper-iron alloy material electromagnetic shielding wire and a manufacturing method thereof, belonging to the technical field of electromagnetic shielding wire materials, wherein the copper-iron alloy material comprises the following chemical components in percentage by weight: fe: 5% -20%, Ni: less than or equal to 0.2 percent, Mn: less than or equal to 0.2 percent, Pb: less than or equal to 0.1 percent, Cu: and (4) the balance. The performance, the structure, the material utilization rate, the industrialization and the like of the copper-iron alloy shielding wire prepared by the method are further improved. A new way is developed for the application and development of the copper-iron alloy shielding wire.

Similar shielding lines are poor in shielding effect and can generate noise in the signal transmission process, and therefore an anti-interference magnetic FPC flat cable is provided.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to provide an anti-interference magnetic FPC cable to solve the above-mentioned problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an anti-interference magnetism FPC winding displacement, includes the FPC pencil, the outside of FPC pencil is equipped with the shielding covering, it is protruding that a side of shielding covering is equipped with the covering, the another side of shielding covering is equipped with the covering that uses with the protruding cooperation of covering is concave, the protruding surface coating of covering has the viscose layer.

Preferably, the shielding cladding is composed of high-temperature silica gel and magnetic powder.

Preferably, the shielding cladding is folded and is convexly embedded into the cladding concave, and then is bonded through the adhesive layer, so that an inner space can be formed to wrap the FPC wiring harness.

Preferably, one end of the FPC wiring harness is provided with a positive terminal, and the other end of the FPC wiring harness is provided with a negative terminal.

Preferably, the shielding clad is the same length as the FPC harness.

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

according to the utility model, the designed shielding cladding is prepared by combining high-temperature silica gel and magnetic powder, so that the shielding cladding has toughness under the condition of keeping thin, is more durable, has good flexibility and low cost, has better oxidation resistance and corrosion resistance, has better shielding effect against electromagnetic interference, has better inclusion capacity and is not easy to separate.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of an FPC harness display structure according to the present invention;

FIG. 3 is a schematic diagram of the structure inside the shielding cladding of the present invention;

FIG. 4 is a schematic view of the outer structure of the shielding cladding of the present invention;

in the figure: 1. a positive terminal; 2. a shielding envelope; 3. a negative terminal; 4. an FPC harness; 5. an adhesive layer; 6. the cladding is convex; 7. the cladding is concave.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides an anti-interference magnetism FPC winding displacement, includes FPC pencil 4, and FPC pencil 4's the outside is equipped with shielding covering 2, and shielding covering 2's a side is equipped with cladding protruding 6, and shielding covering 2's another side is equipped with the cladding that uses with the protruding 6 cooperations of cladding and is concave 7, and the surface coating of cladding protruding 6 has viscose layer 5.

Further, the shielding cladding 2 is composed of high temperature silica gel and magnetic powder, and the magnetic powder is uniformly distributed in the high temperature silica gel.

Furthermore, after the shielding cladding 2 is folded, the cladding protrusion 6 is embedded into the cladding recess 7, and then the bonding is carried out through the adhesive layer 5, so that an inner space can be formed to wrap the FPC harness 4.

Further, one end of the FPC harness 4 is provided with a positive terminal 1, and the other end of the FPC harness 4 is provided with a negative terminal 3.

Further, the shield clad 2 has the same length as the FPC harness 4.

The working principle and the using process of the utility model are as follows: the whole body formed by wrapping the shielding cladding 2 and the FPC wiring harness 4 can be electrically connected with a display screen, medical equipment and automobile equipment through the anode end 1 and the cathode end 3, and the shielding cladding 2 is formed by high-temperature silica gel and magnetic powder, so that the shielding effect can be enhanced, and the internal operation is safer.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides an anti-interference magnetism FPC winding displacement, includes FPC pencil (4), its characterized in that: the outside of FPC pencil (4) is equipped with shielding covering (2), the side of shielding covering (2) is equipped with cladding protruding (6), the another side of shielding covering (2) is equipped with cladding concave (7) of using with cladding protruding (6) cooperation, the surface coating of cladding protruding (6) has viscose layer (5).

2. The anti-interference magnetic FPC cable according to claim 1, wherein: the shielding cladding (2) is composed of high-temperature silica gel and magnetic powder, and the magnetic powder is uniformly distributed in the high-temperature silica gel.

3. The anti-interference magnetic FPC cable according to claim 1, wherein: after the shielding cladding (2) is folded, the cladding is embedded into the cladding concave part (7) through the cladding convex part (6), and then the cladding is bonded through the adhesive layer (5), so that an inner space can be formed to wrap the FPC wiring harness (4).

4. The anti-interference magnetic FPC cable according to claim 1, wherein: one end of the FPC harness (4) is provided with a positive terminal (1), and the other end of the FPC harness (4) is provided with a negative terminal (3).

5. The anti-interference magnetic FPC cable according to claim 1, wherein: the shielding cladding (2) has the same length as the FPC harness (4).