CN211062510U

CN211062510U - Low-loss ultrafine coaxial cable

Info

Publication number: CN211062510U
Application number: CN201922182643.3U
Authority: CN
Inventors: 黄利英; 王江; 张亮声; 李金花; 阙小青
Original assignee: Fujian Wbt Communication Technology Co ltd
Current assignee: Fujian Wbt Communication Technology Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-07-21
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a low-loss superfine coaxial cable, concretely relates to cable field, which comprises a film, the inboard of film is equipped with the silica gel layer, and is bonding between film and the silica gel layer, the inboard on silica gel layer is equipped with the glass fiber layer, the inboard on glass fiber layer is equipped with the sheath, and is bonding between sheath and the glass fiber layer, the inner wall of sheath is equipped with the silk thread, and is fixed connection between silk thread and the sheath, the inboard of sheath is equipped with the shielding layer, and is bonding between shielding layer and the sheath, the inboard of shielding layer is equipped with the insulator, and is fixed connection between shielding layer and the insulator, the inboard of insulator is equipped with the inner conductor. The utility model discloses a silk thread can strengthen the toughness of this cable, prevents to tear this cable when using, utilizes the shielding layer can strengthen this cable junction's stability, and the material of inner conductor is multicore silver-plated wire, has good compliance and bending resistance ability.

Description

Low-loss ultrafine coaxial cable

Technical Field

The embodiment of the utility model provides a relate to the cable field, concretely relates to ultra-thin coaxial cable of low-loss.

Background

The cable is usually a cable similar to a rope formed by twisting several or several groups of conducting wires, each group of at least two stranded conducting wires is mutually insulated and is usually twisted around a center, the whole outer surface is wrapped with a highly-insulated covering layer, the cable has the characteristics of internal electrification and external insulation, when the cable is a coaxial cable, the RF micro-coaxial series cable is a coaxial cable which controls the outer diameter of the cable to the minimum and improves the flexibility and the bending property, and along with the miniaturization and the thinning of a notebook computer, the high definition of a liquid crystal display and the high performance of a mobile phone, the wiring for connecting L CD is increasingly required to save space and improve the characteristics of bending reliability, anti-interference performance, broadband transmission and the like.

The prior art has the following defects: the existing coaxial cable has poor toughness and anti-interference performance, so that the cable is easy to break when in use and has poor connection stability.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a low-loss superfine coaxial cable can strengthen this cable's toughness through the silk thread, prevents to tear this cable when using, utilizes the shielding layer can strengthen this cable junction's stability to solve among the prior art because the current coaxial cable toughness and the relatively poor easy problem of being torn when using that leads to of interference immunity, and connection stability is poor.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: the utility model provides a low-loss superfine coaxial cable, includes the film, the inboard of film is equipped with the silica gel layer, and is bonding between film and the silica gel layer, the inboard on silica gel layer is equipped with the glass fiber layer, the inboard on glass fiber layer is equipped with the sheath, and is bonding between sheath and the glass fiber layer, the inner wall of sheath is equipped with the silk thread, and is fixed connection between silk thread and the sheath, the inboard of sheath is equipped with the shielding layer, and is bonding between shielding layer and the sheath, the inboard of shielding layer is equipped with the insulator, and is fixed connection between shielding layer and the insulator, the inboard of insulator is equipped with the inner conductor.

Further, the structure of film is the drum structure, and the inboard of film and the outside of silica gel layer are laminated mutually.

Further, the horizontal center line of silica gel layer and the horizontal center line coincidence of glass fiber layer, and the inboard of silica gel layer and the outside of glass fiber layer are laminated mutually.

Further, the outer side of the sheath is attached to the inner side of the glass fiber layer, and the inner side of the sheath is attached to the outer side of the shielding layer.

Further, the wires are embedded in the inner wall of the sheath, and the wires are uniformly distributed in a ring shape with respect to the horizontal center line of the sheath.

Further, the sheath is made of FEP or PFA, and the silk threads are made of nylon.

Furthermore, the horizontal center line of the sheath is superposed with the horizontal center line of the shielding layer, the shielding layer is woven by silver-plated copper wires or tinned copper wires, and the inner side of the shielding layer is attached to the outer side of the insulator.

Furthermore, the insulator is made of FEP or PFA, the inner side of the insulator is attached to the outer side of the inner conductor, the inner conductor is made of a multi-core silver-plated wire, and the central axis of the inner conductor is overlapped with the central axis of the insulator.

The embodiment of the utility model provides a have following advantage:

the utility model discloses a glass fiber layer can play thermal-insulated guard action to the inside of this cable, the material of sheath 4 and insulator is FEP or PFA, make this cable have higher environmental suitability, can strengthen the toughness of this cable through the silk thread, prevent to tear this cable when using, utilize the shielding layer can strengthen this cable junction's stability, the material of inner conductor is multicore silvered wire, good compliance and bending resistance can have, utilize the insulator can play insulation protection to the inner conductor, compared with the prior art, this cable toughness and interference immunity are strong, difficult easy when using is torn, and connect stably.

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 description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall three-dimensional structure provided by the present invention;

fig. 2 is a schematic view of a partial side view structure provided by the present invention;

fig. 3 is a schematic cross-sectional structure provided by the present invention;

fig. 4 is a schematic view of a three-dimensional structure of the sheath provided by the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a film; 2. a silica gel layer; 3. a glass fiber layer; 4. a sheath; 5. a silk thread; 6. a shielding layer; 7. an insulator; 8. an inner conductor.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5 in the specification, the low-loss ultrafine coaxial cable of the embodiment includes a film 1, a silica gel layer 2 is disposed on an inner side of the film 1, the film 1 and the silica gel layer 2 are bonded, a glass fiber layer 3 is disposed on an inner side of the silica gel layer 2, a sheath 4 is disposed on an inner side of the glass fiber layer 3, the sheath 4 and the glass fiber layer 3 are bonded, a silk thread 5 is disposed on an inner wall of the sheath 4, the silk thread 5 and the sheath 4 are fixedly connected, a shielding layer 6 is disposed on an inner side of the sheath 4, the shielding layer 6 and the sheath 4 are bonded, an insulator 7 is disposed on an inner side of the shielding layer 6, the shielding layer 6 and the insulator 7 are fixedly connected, and an inner conductor 8 is disposed on an inner side of the insulator 7.

Further, the structure of the film 1 is a cylinder structure, and the inner side of the film 1 is attached to the outer side of the silica gel layer 2.

Further, the horizontal center line of silica gel layer 2 and the coincidence of the horizontal center line of glass fiber layer 3, and the inboard of silica gel layer 2 and the outside of glass fiber layer 3 are laminated mutually, can play the dustproof guard action to the outside of this cable through film 1, the depositing of this cable of being convenient for, and be bonding between film 1 and the silica gel layer 2, can tear film 1 when using.

Further, the outer side of the sheath 4 is attached to the inner side of the glass fiber layer 3, and the inner side of the sheath 4 is attached to the sheath 4 to the outer side of the shield layer 6.

Further, the silk threads 5 are embedded in the inner wall of the sheath 4, the silk threads 5 are uniformly distributed in an annular mode relative to the horizontal center line of the sheath 4, the toughness of the cable can be enhanced through the silk threads 5, and the cable is prevented from being pulled apart in use.

Further, the sheath 4 is made of FEP or PFA, and the filament 5 is made of nylon.

Further, the horizontal center line of the sheath 4 coincides with the horizontal center line of the shielding layer 6, the shielding layer 6 is woven by silver-plated copper wires or tinned copper wires, and the inner side of the shielding layer 6 is attached to the outer side of the insulator 7.

Further, the insulator 7 is made of FEP or PFA, the inner side of the insulator 7 is attached to the outer side of the inner conductor 8, the inner conductor 8 is made of multi-core silver-plated wire, the central axis of the inner conductor 8 coincides with the central axis of the insulator 7, the stability of the cable connection can be enhanced by the shielding layer 6, the inner conductor 8 is made of multi-core silver-plated wire, the cable has good flexibility and bending resistance, and the insulator 7 can play an insulation protection role in the inner conductor 8.

The implementation scenario is specifically as follows: the film 1 can play a dustproof protection role on the outer side of the cable, the cable is convenient to store, the film 1 is bonded with the silica gel layer 2, the film 1 can be torn off when the cable is used, the device can be protected against fire by using the incombustibility of the silica gel layer 2, the cable can be protected against heat by using the glass fiber layer 3, the sheath 4 and the insulator 7 are made of FEP or PFA, the cable has high environmental adaptability, the toughness of the cable can be enhanced by the silk thread 5, the cable can be prevented from being torn off when the cable is used, the connection stability of the cable can be enhanced by using the shielding layer 6, the inner conductor 8 is made of a multi-core silver-plated wire, the cable has good flexibility and bending resistance, the insulator 7 can play an insulation protection role on the inner conductor 8, and the embodiment particularly solves the problems that the existing coaxial cable in the prior art is poor in toughness and anti-interference performance, so that the connection is easily broken when in use and the connection stability is poor.

The working principle is as follows:

referring to the attached drawings 1-5 of the specification, the outer side of the cable can be protected by dust through the film 1, the cable is convenient to store, the device can be protected by fire through the incombustibility of the silica gel layer 2, the cable can be protected by heat insulation through the glass fiber layer 3, the sheath 4 and the insulator 7 are made of FEP or PFA, the toughness of the cable can be enhanced through the silk thread 5, the cable connection stability can be enhanced through the shielding layer 6, the inner conductor 8 is made of a multi-core silver-plated wire, and the insulator 7 can be used for protecting the inner conductor 8 in an insulation mode.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A very low loss coaxial cable comprising a film (1), characterized in that: the utility model discloses a cable protection device, including film (1), inboard of film (1) is equipped with silica gel layer (2), and is bonding between film (1) and silica gel layer (2), the inboard of silica gel layer (2) is equipped with glass fiber layer (3), the inboard of glass fiber layer (3) is equipped with sheath (4), and is bonding between sheath (4) and glass fiber layer (3), the inner wall of sheath (4) is equipped with silk thread (5), and is fixed connection between silk thread (5) and sheath (4), the inboard of sheath (4) is equipped with shielding layer (6), and is bonding between shielding layer (6) and sheath (4), the inboard of shielding layer (6) is equipped with insulator (7), and is fixed connection between shielding layer (6) and insulator (7), the inboard of insulator (7) is equipped with inner conductor (8).

2. A low loss very fine coaxial cable as defined in claim 1, wherein: the structure of the film (1) is a cylinder structure, and the inner side of the film (1) is attached to the outer side of the silica gel layer (2).

3. A low loss very fine coaxial cable as defined in claim 1, wherein: the horizontal center line of silica gel layer (2) and the horizontal center line coincidence of glass fiber layer (3), and the inboard of silica gel layer (2) and the outside of glass fiber layer (3) are laminated mutually.

4. A low loss very fine coaxial cable as defined in claim 1, wherein: the outer side of the sheath (4) is attached to the inner side of the glass fiber layer (3), and the inner side of the sheath (4) is attached to the outer side of the shielding layer (6) to form the sheath (4).

5. A low loss very fine coaxial cable as defined in claim 1, wherein: the silk threads (5) are embedded in the inner wall of the sheath (4), and the silk threads (5) are uniformly distributed in an annular mode relative to the horizontal center line of the sheath (4).

6. A low loss very fine coaxial cable as defined in claim 1, wherein: the sheath (4) is made of FEP or PFA, and the silk thread (5) is made of nylon.

7. A low loss very fine coaxial cable as defined in claim 1, wherein: the horizontal center line of sheath (4) and the horizontal center line coincidence of shielding layer (6), and shielding layer (6) adopt silver-plated copper wire or tinned copper wire to work out to the inboard of shielding layer (6) is laminated with the outside of insulator (7) mutually.

8. A low loss very fine coaxial cable as defined in claim 1, wherein: the insulator (7) is made of FEP or PFA, the inner side of the insulator (7) is attached to the outer side of the inner conductor (8), the inner conductor (8) is made of a multi-core silver-plated wire, and meanwhile the central axis of the inner conductor (8) is overlapped with the central axis of the insulator (7).