CN214068378U

CN214068378U - Flat cable, electric connector and electronic equipment

Info

Publication number: CN214068378U
Application number: CN202022500162.5U
Authority: CN
Inventors: 刘仕军; 方程
Original assignee: Heshan Derun Electronic Technology Co ltd
Current assignee: Heshan Derun Electronic Technology Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-08-27
Anticipated expiration: 2030-11-02

Abstract

The embodiment of the utility model provides a relate to winding displacement technical field, specifically disclose a winding displacement, include: a conductive layer; an insulating film covering one surface of the conductive layer; an insulating coating layer covering the other surface of the conductive layer; the reinforcing plate is arranged on one surface, deviating from the conducting layer, of the insulating film coating layer; the shielding layer comprises a metal protective layer and a Mylar layer, the metal protective layer covers the other surface, away from the insulating film coating layer, of the reinforcing plate, and the Mylar layer covers the other surface, away from the reinforcing plate, of the metal protective layer; wherein the length of the Mylar layer is shorter than that of the metal protective layer, so that at least one end of the metal protective layer is exposed. In this way, the embodiment of the utility model provides a can make metal protection layer part expose at the surface of winding displacement, make things convenient for the winding displacement external connector to play shielding effect.

Description

Flat cable, electric connector and electronic equipment

Technical Field

The embodiment of the utility model provides a relate to winding displacement technical field, especially relate to a winding displacement, electric connector and electronic equipment.

Background

The flat cable is a transmission line which wraps a signal line by using a metal mesh-shaped woven layer, the woven layer is generally red copper or tin-plated copper, wherein an LVDS (Low-Voltage Differential Signaling) reinforcing plate flat cable is used as one of the flat cables, an aluminum foil layer of the LVDS reinforcing plate flat cable is communicated with an external connector to play a shielding effect, and a Mylar layer is wrapped on the outer surface of the aluminum foil layer to play an insulating role.

However, the inventor of the present invention finds out that: the aluminum foil layer of the LVDS reinforcing plate surface flat cable is completely wrapped by the Mylar layer and is difficult to communicate with an external connector to play a role in shielding.

Disclosure of Invention

In view of the above, embodiments of the present invention provide a flat cable, an electrical connector and an electronic device, which overcome or at least partially solve the above problems.

According to an aspect of the present invention, there is provided a flat cable, including: a conductive layer; an insulating film covering one surface of the conductive layer; an insulating coating layer covering the other surface of the conductive layer; the reinforcing plate is arranged on one surface, deviating from the conducting layer, of the insulating film coating layer; the shielding layer comprises a metal protective layer and a Mylar layer, the metal protective layer covers one surface of the insulating film coating layer, which is far away from the conductive layer, and the Mylar layer covers the other surface of the metal protective layer, which is far away from the insulating film coating layer; wherein the length of the Mylar layer is shorter than that of the metal protective layer, so that at least one end of the metal protective layer is exposed.

In an optional mode, at least one end of one surface of the conductive layer, which faces the insulating film coating layer, is exposed, and a gold finger is arranged on the exposed part of the conductive layer; the reinforcing plates are respectively arranged at one end of the insulating film coating layer, and the reinforcing plates correspond to the golden fingers.

In an alternative mode, the length of the reinforcing plate is larger than that of the golden finger.

In an optional mode, a first handheld part is protruded at the end part, which is away from one surface of the metal protective layer and close to one end of the golden finger, of the Mylar layer; the insulating coating deviates from one surface of the conducting layer and a second handheld part protrudes from the end part close to one end of the golden finger, and the first handheld part corresponds to the first handheld part.

In an alternative form, the first hand-held portion is provided with a first recess and the second hand-held portion is provided with a second recess.

In an optional manner, the conductive layer is made of aluminum foil or copper.

In an alternative mode, the material of the metal protective layer is aluminum foil or copper.

In an alternative mode, the conductive layer and the insulating coating layer, the insulating coating layer and the metal protective layer, and the metal protective layer and the mylar layer are fixed in an adhering mode.

According to another aspect of the present invention, there is provided an electrical connector comprising the flat cable as described above.

According to another aspect of the present invention, there is provided an electronic device including the electrical connector as described above.

The embodiment of the utility model provides a beneficial effect is: be different from prior art's condition, the embodiment of the utility model provides a cover a surface at the conducting layer through with insulating involucra, insulating tectorial membrane layer covers another surface at the conducting layer, the stiffening plate sets up in a surface that insulating tectorial membrane layer deviates from the conducting layer, the metal protection layer of shielding layer covers the stiffening plate and deviates from another surface of insulating tectorial membrane layer, the wheat of shielding layer draws layer cover metal inoxidizing coating and deviates from another surface of stiffening plate, furthermore, the length on wheat draw layer is short in the length of metal inoxidizing coating, set up like this, can make the at least one end of metal inoxidizing coating expose the surface at the winding displacement, later the user directly utilizes the metal protection layer external connector can play shielding effect, and is very convenient.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a side view of the overall structure of the flat cable according to the embodiment of the present invention;

fig. 2 is a side view of the overall structure of the flat cable according to an embodiment of the present invention;

fig. 3 is a side view of the overall structure of another embodiment of the flat cable of the present invention;

fig. 4 is a schematic structural view of a second hand-held portion of a flat cable according to another embodiment of the present invention;

fig. 5 is a schematic view of a first hand-held portion of a flat cable according to another embodiment of the present invention.

Reference numerals: 10. a conductive layer; 20. a shielding layer; 21. a metal protective layer; 22. a Mylar layer; 220. a first hand-held section; 2201. a first recess; 2202. a first abutment post; 2203. a first elastic member; 2204. a first sleeve member; 2204a, a first telescopic slot; 2205. a first telescoping member; 2205b, a first fixed table; 30. an insulating film; 301. a second hand-held section; 3011. a second recess; 3012. a second abutment post; 3013. a second elastic member; 3014. a second spigot; 3014a, a second expansion slot; 3015. a second telescoping member; 3015b, a second stationary stage; 40. an insulating film coating layer; 50. a reinforcing plate.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, the flat cable includes: conductive layer 10, shield layer 20, insulating film 30, insulating coating layer 40, and reinforcing plate 50. The insulating film 30 covers one surface of the conductive layer 10, the insulating coating layer 40 covers the other surface of the conductive layer 10, the stiffener is disposed on one surface of the insulating coating layer 40 away from the conductive layer 10, and the shielding layer 20 covers the surface of the insulating coating layer 40.

Specifically, as shown in fig. 1, the conductive layer 10, the insulating film 30, and the insulating coating layer 40 are formed such that the insulating film 30 covers one surface of the conductive layer 10 and the insulating coating layer 40 covers the other surface of the conductive layer 10. Both the insulating film 30 and the insulating coating layer 40 can provide insulating protection to the conductive layer 10.

In some embodiments, at least one end of the conductive layer 10 facing a surface of the insulating film layer 40 is exposed, and a gold finger (not shown) is disposed on the exposed portion of the conductive layer 10, so that a contact area with an external component can be increased, and signal transmission efficiency can be improved.

In some embodiments, the conductive layer 10 is made of aluminum foil or copper, and since both aluminum foil and copper have conductivity, the conductive layer 10 can be made conductive.

It is to be understood that the material of the conductive layer 10 is not limited to the above material, and may be other materials as long as the material of the conductive layer 10 can satisfy the conductive property of the conductive layer 10.

In some embodiments, the conductive layer 10 and the insulating coating layer 40 are fixed by adhesion, which makes the flat cable light.

In some embodiments, as shown in fig. 1, a second holding portion 301 is protruded from an end of the insulating film 30 facing away from a surface of the conductive layer 10 and close to one end of the gold finger, so that the flat cable can be easily inserted and pulled when the flat cable is used.

In some embodiments, the second holding portion 301 is provided with a second recess 3011, and when the flat cable is plugged in or pulled out, a user can hold the second recess 3011, so as to prevent the user from holding the flat cable and slipping off.

In some embodiments, as shown in fig. 2, a second abutting column 3012 extends from the second handheld portion 301 towards the direction of the golden finger, one end of the second abutting column 3012 is fixed to the second handheld portion 301, and the other end is sleeved with a second elastic element 3013, and the second elastic element 3013 can provide an elastic force for pulling out when the flat cable 01 is pulled out, so as to facilitate the pulling out by a user.

In some embodiments, as shown in fig. 3 and 4, the second hand-held portion 301 includes a second telescoping piece 3014 and a second telescoping piece 3015. One end of the second sheathing piece 3014 is fixed to the insulating membrane 30, the other end of the second sheathing piece 3014 is provided with a second telescopic slot 3014a, and the side wall of the second telescopic slot 3014a is provided with a plurality of fourth recesses (not marked) arranged at intervals. One end of the second extensible member 3015 is inserted into the second extensible slot 3014a, one end of the second extensible member 3015 can slide along the second extensible slot 3014a, a second fixing table 3015b is disposed on a side wall of one end of the second extensible member 3015, and the second fixing table 3015b is used for being clamped in the fourth recess. Because the second extensible member 3015 of the second handheld portion 301 can slide in the second sleeved member 3014, not only can the plug of the flat cable 01 be convenient, but also when the flat cable 01 is inserted into the external connecting part, the second extensible member 3015 can be abutted against the external connecting part, so that the flat cable 01 is stably inserted, and the phenomenon of poor contact of the flat cable 01 is not easy to occur.

As for the stiffening plate 50, as shown in fig. 1, the stiffening plate is disposed on a surface of the insulating coating layer 40 away from the conductive layer 10, and the stiffening plate can facilitate insertion and extraction of the flat cable.

In some embodiments, the reinforcing plates are respectively disposed at one end of the insulating film layer 40, and the reinforcing plates correspond to the gold fingers, so that the reinforcing plates can increase the hardness and thickness of the gold fingers, and facilitate insertion and extraction of the gold fingers.

In some embodiments, the length of the reinforcing plate is greater than that of the golden finger, so that the reinforcing plate can increase the hardness and thickness of the golden finger, facilitates the plugging and unplugging of the golden finger, and can prevent the golden finger from being bent and damaged in the plugging and unplugging process.

Referring to fig. 1, the shielding layer 20 includes a metal protective layer 21 and a mylar layer 22. The metal protective layer 21 covers one surface of the insulating coating layer 40 away from the conductive layer 10, the mylar layer 22 covers the other surface of the metal protective layer 21 away from the insulating coating layer 40, and the length of the mylar layer 22 is shorter than that of the metal protective layer 21, so that at least one end of the metal protective layer 21 is exposed, and the shielding effect is achieved by directly using an external connector of the exposed metal protective layer 21 conveniently.

In some embodiments, the insulating film layer 40 and the metal protective layer 21 and the mylar layer 22 are fixed by bonding, which makes the flat cable light.

In some embodiments, a first handheld portion 220 protrudes from an end of the mylar layer 22 facing away from a surface of the metal protective layer 21 and close to an end of the gold finger, and the first handheld portion 220 corresponds to the first handheld portion 220. The first handheld portion 220 can facilitate insertion and extraction of the flat cable, and the first handheld portion 220 corresponds to the second handheld portion 301, so that the flat cable can be more stably inserted and extracted.

In some embodiments, the first holding portion 220 is provided with a first recess 2201, and when the flat cable is inserted into or pulled out of the first recess 2201, a user can hold the flat cable, so as to prevent the flat cable from slipping when the user holds the flat cable.

In some embodiments, as shown in fig. 2, the first holding portion 220 extends toward the golden finger to form a first abutting column 2202, one end of the first abutting column 2202 is fixed to the first holding portion 220, and the other end of the first abutting column 2202 is sleeved with a first elastic element 2203, where the first elastic element 2203 can provide an elastic force for pulling out the flat cable 01, so as to facilitate pulling out by a user.

In some embodiments, as shown in fig. 3 and 5, the first handle 220 includes a first socket 2204 and a first telescopic member 2205. One end of the first socket 2204 is fixed to the mylar layer 22, the other end of the first socket 2204 is provided with a first telescopic slot 2204a, and a plurality of third recesses (not labeled) are arranged at intervals on the side wall of the first telescopic slot 2204 a. One end of the first telescopic member 2205 is inserted into the first telescopic groove 2204a, and one end of the first telescopic member 2205 can slide along the first telescopic groove 2204a, a first fixing table 2205b is arranged on a side wall of one end of the first telescopic member 2205, and the first fixing table 2205b is used for being clamped in the third recess. Because the first extensible member 2205 of the first handheld portion 220 can slide in the first sleeve member 2204, not only can the plugging and unplugging of the flat cable 01 be facilitated, but also when the flat cable 01 is inserted into an external connecting part, the first extensible member 2205 can be abutted against the external connecting part, so that the flat cable 01 is stably plugged, and the phenomenon of poor contact of the flat cable 01 is not easy to occur.

In some embodiments, the metal protection layer 21 is made of aluminum foil or copper, so that the metal protection layer 21 is conductive, and the flat cable can only play a role in shielding when being conducted with an external connector.

The embodiment of the utility model provides a beneficial effect is: be different from prior art's condition, the embodiment of the utility model provides a through covering insulating involucra 30 on a surface of conducting layer 10, insulating tectorial membrane layer 40 covers on another surface of conducting layer 10, the stiffening plate sets up in the surface that insulating tectorial membrane layer 40 deviates from conducting layer 10, the metal inoxidizing coating 21 of shielding layer 20 covers the stiffening plate and deviates from the other surface of insulating tectorial membrane layer, the wheat of shielding layer 20 draws layer 22 to cover the metal inoxidizing coating 21 and deviates from another surface of stiffening plate, in addition, the length of wheat drawing layer 22 is short in the length of metal inoxidizing coating 21, set up like this, can make the at least one end of metal inoxidizing coating 21 expose the surface at the winding displacement, later the user directly utilizes metal inoxidizing coating 21 external connector can play the shielding effect, and is very convenient.

The utility model discloses still provide the embodiment of electric connector, electric connector includes foretell winding displacement. The structure and function of the flat cable can refer to the above embodiments, and are not described in detail herein.

The utility model discloses still provide electronic equipment's embodiment, electronic equipment includes foretell electric connector. The structure and function of the electrical connector can refer to the above embodiments, and are not described in detail herein.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A flat cable, comprising:

a conductive layer;

an insulating film covering one surface of the conductive layer;

an insulating coating layer covering the other surface of the conductive layer;

the reinforcing plate is arranged on one surface, deviating from the conducting layer, of the insulating film coating layer;

the shielding layer comprises a metal protective layer and a Mylar layer, the metal protective layer covers one surface of the insulating film coating layer, which is far away from the conductive layer, and the Mylar layer covers the other surface of the metal protective layer, which is far away from the insulating film coating layer;

wherein the length of the Mylar layer is shorter than that of the metal protective layer, so that at least one end of the metal protective layer is exposed.

2. The flat cable according to claim 1, wherein at least one end of a surface of the conductive layer facing the insulating coating layer is exposed, and the exposed portion of the conductive layer is provided with a gold finger;

the reinforcing plates are respectively arranged at one end of the insulating film coating layer, and the reinforcing plates correspond to the golden fingers.

3. The ribbon cable of claim 2, wherein the length of the stiffening plate is greater than the length of the gold finger.

4. The flat cable of claim 2, wherein a first holding portion is protruded from an end of the mylar layer facing away from a surface of the metal protective layer and near one end of the gold finger;

the insulating coating deviates from one surface of the conducting layer and a second handheld part protrudes from the end part close to one end of the golden finger, and the first handheld part corresponds to the first handheld part.

5. The ribbon cable of claim 4, wherein the first hand-held portion is provided with a first recess and the second hand-held portion is provided with a second recess.

6. The flat cable according to any one of claims 1 to 3,

the conducting layer is made of aluminum foil or copper.

7. The flat cable according to any one of claims 1 to 3, wherein the metal protective layer is made of aluminum foil or copper.

8. A flat cable according to any one of claims 1 to 3, wherein the conductive layer and the insulating coating layer, the insulating coating layer and the metal protective layer, and the metal protective layer and the mylar layer are fixed by adhesion.

9. An electrical connector comprising the flat cable according to any one of claims 1 to 8.

10. An electronic device comprising the electrical connector of claim 9.