CN217361164U

CN217361164U - HDMI wire with good signal transmission performance

Info

Publication number: CN217361164U
Application number: CN202220645356.0U
Authority: CN
Inventors: 王灯宏; 刘登山
Original assignee: Zhongshan Jiedian Cable Technology Co ltd
Current assignee: Zhongshan Jiedian Cable Technology Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-09-02
Anticipated expiration: 2032-03-23

Abstract

The utility model provides a HDMI line that signal transmission performance is good, including the outer protective layer, be provided with a plurality of HDMI groups and power wire in the outer protective layer, every HDMI group all includes two sinle silks and an earth connection, and the surface cladding of sinle silk has an internal insulation layer, and the outer cladding of sinle silk and earth connection has the foaming area, and the foaming area outer cladding has the aluminium foil. Two sinle silks that lie in same foaming zone are used for transmitting same kind of signal, and the aluminium foil is used for separating the sinle silk of transmitting same kind of signal, prevents to appear interfering, improves signal transmission's stability. Through setting up the foaming area at the skin of sinle silk, increase sinle silk to the distance of aluminium foil to the dielectric constant that makes the HDMI group is more close 1, makes the signal transmission performance of HDMI group better.

Description

HDMI wire with good signal transmission performance

Technical Field

The utility model belongs to the technical field of the cable and specifically relates to signal transmission can good HDMI line.

Background

The HDMI line is an abbreviation of high definition multimedia interface line, and is capable of transmitting uncompressed high definition video and multi-channel audio data with high quality. When signals are transmitted in the HDMI lines, the closer the dielectric constant of the HDMI line group is to 1, the better the transmission performance of the HDMI lines is, and the smaller the signal loss is. Along with the increase of the distance from the wire core to the aluminum foil, the dielectric constant of the HDMI line group is closer to 1, and the signal transmission performance is better. The existing HDMI cable directly coats the aluminum foil on the cable core, so that the signal transmission performance is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. The utility model provides a HDMI line that signal transmission performance is good, signal transmission performance is good.

The utility model provides a HDMI line that signal transmission performance is good, including the outer protective layer, be provided with a plurality of HDMI groups and power wire in the outer protective layer, every the HDMI group all includes two sinle silks and an earth connection, the surface cladding of sinle silk has an internal insulation layer, the outer cladding of sinle silk and earth connection has the foaming area, the outer cladding of foaming area has the aluminium foil.

According to some embodiments of the present invention, the material of the inner insulating layer is PE or PP.

According to some embodiments of the present invention, the material of the foam tape is foam copper.

According to some embodiments of the invention, the outer protective layer comprises a woven layer and an outer insulating layer.

According to some embodiments of the invention, the woven layer is woven cloth.

According to some embodiments of the present invention, the material of the external insulation layer is PE or PP.

According to some embodiments of the present invention, the number of HDMI cable groups is 5.

According to some embodiments of the utility model, 5 the HDMI group is evenly arranged along circular path.

The utility model discloses at least, following technological effect has:

1. the utility model discloses HDMI line that signal transmission performance is good sets up the foaming area through the skin at the sinle silk, increases sinle silk to the distance of aluminium foil to the dielectric constant that makes the HDMI group is more close 1, makes the signal transmission performance of HDMI group better.

2. The utility model discloses HDMI line that signal transmission performance is good, the material of internal insulation layer is PE or PP material. The surface hardness of the wire core can be increased, and the wire twisting is more convenient.

Drawings

Fig. 1 is a schematic cross-sectional view of an embodiment of the present invention.

Reference numerals: the external protective layer 100, the woven layer 110, the external insulating layer 120, the HDMI cable assembly 200, the power conductor 300, the cable core 210, the ground wire 220, the internal insulating layer 230, the foam tape 240, and the aluminum foil 250.

Detailed Description

The following description is provided with reference to the accompanying drawings to assist in a comprehensive understanding of various embodiments of the disclosure as defined by the claims and their equivalents. The description includes various specific details to aid understanding, but such details are to be regarded as exemplary only. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the various embodiments described herein can be made without departing from the scope and spirit of the present disclosure. Moreover, descriptions of well-known functions and constructions may be omitted for clarity and conciseness.

The terms and words used in the following description and claims are not to be limited to the literal meanings, but are merely used by the utility model to enable a clear and consistent understanding of the disclosure. Accordingly, it will be apparent to those skilled in the art that the following descriptions of the various embodiments of the present disclosure are provided for illustration only and not for the purpose of limiting the disclosure as defined by the appended claims and their equivalents.

It is to be understood that the singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. Thus, for example, reference to "a component surface" includes reference to one or more of such surfaces.

The terms "having," "may have," "including," or "may include" used in various embodiments of the present disclosure indicate the presence of the respective functions, operations, elements, etc., disclosed, but do not limit additional one or more functions, operations, elements, etc.

Furthermore, it is to be understood that the terms "comprises" or "comprising," when used in various embodiments of the present disclosure, are intended to specify the presence of stated features, integers, operations, elements, components, or groups thereof, but do not preclude the presence or addition of one or more other features, integers, operations, elements, components, or groups thereof.

As shown in fig. 1, the utility model provides a HDMI line that signal transmission performance is good, including outer protective layer 100, be provided with a plurality of HDMI group 200 and power wire 300 in the outer protective layer 100, every HDMI group 200 all includes two sinle silks 210 and an earth connection 220, and the surface cladding of sinle silk 210 has inside insulating layer 230, and the outer cladding of sinle silk 210 and earth connection 220 has foaming area 240, and the outer cladding of foaming area 240 has aluminium foil 250. Two sinle silks 210 that are located same foaming area 240 are used for transmitting same kind of signal, and aluminium foil 250 is used for separating the sinle silk 210 that transmits same kind of signal, prevents to appear interfering, improves signal transmission's stability. By arranging the foaming tape 240 on the outer layer of the wire core 210, the distance from the wire core 210 to the aluminum foil 250 is increased, so that the dielectric constant of the HDMI wire set 200 is closer to 1, and the signal transmission performance of the HDMI wire set 200 is better.

In some embodiments, the inner insulation layer 230 is made of PE or PP. The surface hardness of the wire core 210 can be increased, and the wire twisting is more convenient.

In some embodiments, the material of the foam tape 240 is copper foam. The copper foam is coated on the wire core 210 and the grounding wire 220, so that the distance from the wire core 210 to the aluminum foil 250 is increased, and the dielectric constant of the HDMI cable assembly 200 is closer to 1.

In some embodiments, the outer protective layer 100 includes a braided layer 110 and an outer insulating layer 120. The woven layer 110 is a woven fabric, which can enhance the flexibility of the outer protective layer. The outer insulating layer 120 is made of PE or PP. The outer insulation protection layer 120 plays a role of insulation protection, and is used for protecting the HDMI cable assembly 200 inside, and prolonging the service life of the HDMI cable assembly.

In some embodiments, there are 5 HDMI wire sets 200. The 5 HDMI line groups 200 are respectively used to transmit different signals.

In some embodiments, the 5 HDMI wire sets 200 are uniformly arranged along a circular path. The space is saved, and the wire diameter of the HDMI wire can be smaller.

The foregoing is a more detailed description of the present invention, taken in conjunction with the accompanying specific embodiments, and it is not intended to limit the invention to the specific embodiments described herein. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.

Claims

1. HDMI line that signal transmission performance is good, its characterized in that: including outer protective layer (100), be provided with a plurality of HDMI group (200) and power wire (300) in outer protective layer (100), every HDMI group (200) all include two sinle silks (210) and a earth connection (220), the surface cladding of sinle silks (210) has inside insulating layer (230), the outer cladding of sinle silks (210) and earth connection (220) has foaming area (240), foaming area (240) outer cladding has aluminium foil (250).

2. The HDMI cable of claim 1, wherein said HDMI cable has a good signal transmission performance: the inner insulating layer (230) is made of PE or PP.

3. The HDMI cable of claim 1, wherein said HDMI cable has a good signal transmission performance: the foaming belt (240) is made of foam copper.

4. The HDMI cable of claim 1, wherein said HDMI cable has a good signal transmission performance: the outer protective layer (100) includes a woven layer (110) and an outer insulating layer (120).

5. The HDMI line with good signal transmission performance according to claim 4, wherein: the woven layer (110) is woven cloth.

6. The HDMI line of claim 4 having good signal transmission performance, wherein: the outer insulating layer (120) is made of PE or PP.

7. The HDMI cable of claim 1, wherein said HDMI cable has a good signal transmission performance: the number of the HDMI line sets (200) is 5.

8. The HDMI cable having good signal transmission performance according to claim 7, wherein: the 5 HDMI line groups (200) are uniformly distributed along a circular path.