CN216287732U

CN216287732U - PCIE display card is cable and PCIE display card extension cord for extension cord

Info

Publication number: CN216287732U
Application number: CN202121465993.1U
Authority: CN
Inventors: 李寄强
Original assignee: Shenzhen Keboqiang Electronics Co ltd
Current assignee: Shenzhen Keboqiang Electronics Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-04-12
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a cable for a PCIE (peripheral component interface express) display card extension line and the PCIE display card extension line, which comprise a cable monomer, wherein the cable monomer comprises a cable core and a monomer shell, the cable core at least comprises two signal wires and two grounding wires which are arranged in parallel, the outer surfaces of each signal wire and each grounding wire are respectively wrapped with a shielding layer, the outer surfaces of a plurality of cable monomers are integrally wrapped with an insulating layer, and the insulating layers are wrapped outside the shielding layers. The cable is provided with the grounding wire, and the grounding wire is not required to be additionally arranged during grounding, so that the overall volume of the extension line of the PCIE display card is reduced, and the cable is convenient to arrange; and the grounding wires and the communication wires are arranged in parallel, at equal axial length and at equal intervals, so that the signal interference resistance of the extension line of the PCIE display card is improved, and the whole extension line of the PCIE display card is more tidy and beautiful.

Description

PCIE display card is cable and PCIE display card extension cord for extension cord

Technical Field

The utility model relates to the technical field of cables for PCIE display card extension lines, in particular to a cable for a PCIE display card extension line and the PCIE display card extension line.

Background

With the continuous progress and development of society, computers have been popularized to various occasions in people's life, electronic components of the computers are generally installed in a case of the computers, and a display card is generally vertically installed on a main board, so that a heat dissipation air duct in the case is easily blocked by the installation mode, and the heat dissipation of the case is influenced.

Therefore, the display card extension line capable of installing the display card outside the case appears in the market at present, the problem that the space is insufficient when a user installs other equipment in the internal space of the case is solved, and meanwhile, the heat dissipation effect of the case is better; however, when the extension line of the PCIE display card in the prior art is grounded, an additional ground line is usually required to be arranged for grounding, which causes the extension line of the PCIE display card to have an excessively large volume and to be difficult to arrange neatly; in addition, the ground line is additionally arranged to be grounded, so that the intervals between the signal lines of each group are too close, and mutual interference is easy to occur.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a cable for a PCIE display card extension line, which does not need to be additionally provided with a grounding wire during grounding, can reduce the volume of the PCIE display card extension line, is convenient to arrange, and can improve the signal interference resistance of the PCIE display card extension line.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a cable for PCIE display card extension line, includes the cable monomer, the cable monomer includes sinle silk and monomer shell, and affiliated sinle silk is at least including two signal lines and two earth connection that all are parallel arranging side by side, every cable monomer surface all wraps up has the shielding layer, and the whole parcel of a plurality of cable monomer surfaces has an insulating layer, the insulating layer wraps up outside the shielding layer.

Preferably, the signal wires and the ground wires are arranged in an equidistant and coaxial long structure.

Preferably, the two ground wires are respectively located at the left side and the right side of the signal wire.

Preferably, the shielding layer is an aluminum foil layer or a copper foil layer.

Preferably, the insulating layer is formed by integrally molding a plastic material or thermally sealing a transparent plastic.

Preferably, the wire core is an SAS wire.

The utility model provides a PCIE display card extension line, includes display card plug, PCB board, connects the extension group of PCB board and display card plug, the extension group has like the above-mentioned arbitrary cable for display card extension line of PCIE.

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

1. the cable is from taking the earth connection, need not additionally to set up the earth connection during the ground connection, has reduced the whole volume of PCIE display card extension line to be convenient for arrange.

2. The grounding wires and the communication wires are arranged in parallel, in equal axial length and at equal intervals, so that the signal interference resistance of the extension line of the PCIE display card can be improved, and meanwhile, the whole extension line of the PCIE display card is tidy and attractive enough.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural diagram of a specific embodiment in which a cable for a PCIE display card extension line is applied to a PCIE display card extension line;

fig. 2 is a front view of a PCIE display card extension line cable applied to the PCIE display card extension line, in which the protective case is removed;

fig. 3 is a cross-sectional view of a cable for a PCIE display card extension line;

fig. 4 is an enlarged view of a portion a in fig. 2.

In the figure: 1. a cable unit; 11. a wire core; 111. a signal line; 112. a ground line; 12. A monomer housing; 3. a shielding layer; 4. an insulating layer; 5. a display card plug; 6. a PCB board; 7. The extension line group.

Detailed Description

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following description taken in conjunction with the accompanying drawings.

It is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like as used herein, are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and therefore should not be considered limiting of the present invention. "plurality" means two or more unless otherwise specified.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

With reference to fig. 1 to 4, a cable for a PCIE display card extension line and a PCIE display card extension line with a modified cable include a cable single body 1, where the cable single body 1 includes a wire core 11 and a single body shell 12 for wrapping the wire core 11 for protection, the wire core 11 of this embodiment at least includes two signal lines 111 and two ground lines 112 that are arranged in parallel, when the cable single body 1 is connected for use, the two signal lines 111 perform information transmission, and the two ground lines realize the grounding effect of this embodiment, compared with the prior art, the cable of this embodiment has a ground line without additionally arranging a ground line connection, which can reduce the occupied space of the wire rod, and make the overall structure of this embodiment more beautiful, and the arrangement is orderly;

the outer surface of each cable monomer 1 of the embodiment is wrapped with the shielding layer 3 for electromagnetic shielding, so that the loss increase caused by interference of external electromagnetic waves on signal transmission can be prevented, wherein the shielding layer 3 is an aluminum foil layer or a copper foil layer, the shielding layer 3 in the embodiment is an aluminum foil layer, and the aluminum foil has the functions of electromagnetic interference resistance and signal attenuation resistance and is low in cost, so that the anti-interference capability of the embodiment can be effectively improved, and the loss is reduced; the outer surfaces of the cable single bodies 1 are integrally wrapped with an insulating layer 4, and the insulating layer 4 is wrapped outside the shielding layer 3, so that the cable single bodies 1 and the shielding layer 3 in the embodiment are protected, the stability of signal transmission is ensured, and the service life is prolonged; the insulating layer 4 of the present embodiment is integrally formed by plastic materials or formed by heat sealing of transparent plastics, and has the advantages of beautiful appearance, low cost, wear resistance and long service life.

As shown in fig. 3 and 4, the signal lines 111 and the ground lines 112 are arranged in an equidistant and coaxial structure, so that the lengths of the cable units 1 are kept consistent, the cable units are convenient to weld with the PCB 6 and the display card plug 5, the impedance can be reduced, the signal transmission loss is reduced, the arrangement is neat, and the extension line of the whole PCIE display card is neat and beautiful enough; the two grounding wires 112 of the present embodiment are respectively located at the left and right sides of the signal wire 111, so that the signal wires 111 in the adjacent single cables 1 can be separated by the grounding wires 112, and the loss caused by the mutual interference of the adjacent transmitted signals can be prevented.

The wire cores 11 of the embodiment are all SAS wires, are high in compatibility, have higher transmission speed and smaller transmission loss, and improve the signal transmission capability of the embodiment.

As shown in fig. 1 to 3, a PCIE display card extension line includes a display card plug 5, a PCB board 6, and an extension line group 7 connecting the PCB board 6 and the display card plug 5, in this embodiment, the extension line group 7 with this cable is provided through setting up, so that the PCIE display card of this embodiment can guarantee stable transmission of signals at the time of operation, the anti-interference capability is strong, and it is not necessary to additionally set a ground wire for grounding, so that the arrangement of the extension line group 7 is neat, and further, the overall appearance is more beautiful.

The working principle of the embodiment is as follows: by arranging the wire core 11 comprising the signal wire 111 and the grounding wire 112, when the single cable 1 is connected, information transmission can be carried out through the signal wire 111, and the grounding function is realized through the grounding wire 112 arranged in the single cable, so that the occupied space of the wire rod is reduced, the integral structure of the single cable is more attractive, and the single cable is arranged orderly; meanwhile, the shielding layer 3 and the insulating layer 4 are arranged outside the single cable body 1, so that the anti-interference capability of the cable is improved, the loss in the information transmission process is reduced, and the service life of the cable is prolonged; the signal wires 111 and the grounding wires 112 are arranged in an equidistant and coaxial long structure, so that the lengths of the cable monomers 1 are kept consistent, the cable monomers are convenient to weld with the PCB 6 and the display card plug 5, the impedance is reduced, the arrangement is neat, and the neatness and the attractiveness of the extension line of the PCIE display card are further improved; the ground wires 112 are respectively arranged at the left side and the right side of the signal wires 111, so that the signal wires 111 in the adjacent cable units 1 can be separated by the ground wires 112, and the loss caused by the mutual interference of the adjacent transmitted signals can be prevented.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and any insubstantial changes and modifications made by those skilled in the art based on the present invention are within the scope of the present invention.

Claims

1. The utility model provides a PCIE display card cable for extension line, includes the cable monomer, its characterized in that: the cable monomer includes sinle silk and monomer shell, and affiliated sinle silk includes two signal lines and two earth connection that all are parallel arranging side by side at least, every the shielding layer has all been wrapped up to cable monomer surface, and the whole parcel of a plurality of cable monomer surfaces has an insulating layer, the insulating layer wraps up outside the shielding layer.

2. The cable for the PCIE display card extension line of claim 1, wherein: the signal wires and the grounding wires are arranged in an equidistant and coaxial long structure.

3. The cable for the PCIE display card extension line of claim 2, wherein: the two grounding wires are respectively positioned at the left side and the right side of the signal wire.

4. The cable for the PCIE display card extension line of claim 3, wherein: the shielding layer is an aluminum foil layer or a copper foil layer.

5. The cable for the PCIE display card extension line of claim 4, wherein: the insulating layer is formed by integrally molding a plastic material or thermally sealing transparent plastics.

6. The cable for the PCIE display card extension line of claim 5, wherein: the wire core is an SAS wire.

7. The utility model provides a PCIE display card extension line, includes display card plug, PCB board, connects the extension group of PCB board and display card plug, its characterized in that: the extension line set is provided with the cable for the extension line of the PCIE display card as claimed in any one of claims 1, 2, 3, 4, 5 or 6.