CN210837235U - Shielded cable - Google Patents
Shielded cable Download PDFInfo
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- CN210837235U CN210837235U CN201921691301.8U CN201921691301U CN210837235U CN 210837235 U CN210837235 U CN 210837235U CN 201921691301 U CN201921691301 U CN 201921691301U CN 210837235 U CN210837235 U CN 210837235U
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- cable
- grooves
- shielding layer
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Abstract
The utility model relates to a cable, in particular to a shielded cable, which comprises a plurality of leads, wherein each lead in the plurality of leads is provided with a lead insulating layer, and the lead insulating layer is provided with a lead shielding layer; the cable tray is characterized by further comprising a support, wherein a plurality of cable grooves and a plurality of functional grooves are formed in the outer circular surface of the support, the cable grooves and the functional grooves are arranged in an annular array, one functional groove is formed between every two adjacent cable grooves in the cable grooves, and the wires are arranged in the cable grooves respectively; the pull rope is positioned in a part of the functional grooves in the plurality of functional grooves; the hollow pipe is positioned in part of the functional grooves in the plurality of functional grooves; the inner insulating layer is wrapped on the outer circular surface of the bracket; the outer shielding layer is wrapped outside the inner insulating layer; and the outer sheath wraps the outer shielding layer. The utility model provides a pair of shielded cable structural design is reasonable, and shielding effect is good, and signal interference is little, and the intensity of cable is high.
Description
Technical Field
The utility model relates to a cable, especially a shielded cable.
Background
The existing shielded cable is unreasonable in structural design and poor in shielding effect.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides a structural design is reasonable, shields effectual a shielded cable, and concrete technical scheme is:
a shielded cable comprises a plurality of wires, wherein each wire in the plurality of wires is provided with a wire insulating layer, and a wire shielding layer is arranged on each wire insulating layer; the cable tray is characterized by further comprising a support, wherein a plurality of cable grooves and a plurality of functional grooves are formed in the outer circular surface of the support, the cable grooves and the functional grooves are arranged in an annular array, one functional groove is formed between every two adjacent cable grooves in the cable grooves, and the wires are arranged in the cable grooves respectively; a pull cord positioned in some of the plurality of functional slots; a hollow tube located in some of the plurality of functional slots; the inner insulating layer is wrapped on the outer circular surface of the bracket; the outer shielding layer wraps the outer part of the inner insulating layer; and the outer sheath wraps the outer shielding layer.
Through adopting above-mentioned technical scheme, the support is used for carrying out the interval setting with the wire, and the interval setting can effectively improve shielding effect, reduces signal interference.
The pull cord provides tensile strength to the cable.
The hollow tube is used for filling, so that the cable is round, and the weight can be reduced.
Preferably, the center of the bracket is provided with a through hole.
Through adopting above-mentioned technical scheme, the hole at support center can weight reduction, reduce cost.
Preferably, the wire shielding layer is an aluminum foil layer.
Preferably, the outer shielding layer is a metal mesh shielding layer.
Preferably, a wire sheath layer is arranged on the wire shielding layer; and a wire groove shielding layer is arranged in the cable groove.
Through adopting above-mentioned technical scheme, the direction restrictive coating is used for making and produces the distance between wire casing shielding layer and the outer shielding layer to guarantee shielding effect.
Compared with the prior art the utility model discloses following beneficial effect has:
the utility model provides a pair of shielded cable structural design is reasonable, and shielding effect is good, and signal interference is little, and the intensity of cable is high.
Drawings
Fig. 1 is a schematic view of a shielded cable;
fig. 2 is a schematic structural view of the stent.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings.
Example one
As shown in fig. 1 and 2, a shielded cable includes a plurality of conductive wires 11, each conductive wire 11 of the plurality of conductive wires 11 is provided with a conductive wire insulating layer 12, and the conductive wire insulating layer 12 is provided with a conductive wire shielding layer 13; the cable fixing device is characterized by further comprising a support 2, wherein a plurality of cable grooves 21 and a plurality of function grooves 22 are formed in the outer circular surface of the support 2, the cable grooves 21 and the function grooves 22 are both U-shaped grooves, the cable grooves 21 and the function grooves 22 are all arranged in an annular array, one function groove 22 is formed between every two adjacent cable grooves 21 in the cable grooves 21, and the wires 11 are respectively arranged in the cable grooves 21; the pulling rope 3 is positioned in a part of the functional grooves 22 in the plurality of functional grooves 22; a hollow tube 4, said hollow tube 4 being located in a portion of functional slots 22 of said plurality of functional slots 22; the inner insulating layer 5 is wrapped on the outer circular surface of the bracket 2; the outer shielding layer 6 wraps the outer part of the inner insulating layer 5; and the outer sheath 7, the outer sheath 7 wraps the outside of the outer shielding layer 6.
The support 2 is used for carrying out the interval setting with wire 11, and the interval setting can effectively improve shielding effect, reduces signal interference. The bracket 2 simultaneously improves the strength of the cable.
The cable tray 21 also effectively protects the wire shielding layer 13.
The pull cord 3 provides tensile strength to the cable.
The hollow tube 4 is used for filling, so that the cable is round and the weight can be reduced.
The center of the bracket 2 is provided with a through hole.
The hole in the center of the bracket 2 can reduce the weight and the cost.
The wire shielding layer 12 is an aluminum foil layer.
The outer shielding layer 6 is a metal mesh shielding layer. The metal mesh is not easy to damage, and good shielding effect can be guaranteed. A tin-plated copper shield mesh may be used.
The wire 11 is the tinned wire, and wire insulating layer 12 is PVC, and stay cord 3 is the tensile rope made of hemp, and tensile rope made of hemp light in weight, and the inner insulation layer also is PVC, and the oversheath is polyvinyl chloride, and support 2 is the plastic support.
Example two
On the basis of the above embodiment, the wire shielding layer 13 is provided with a wire sheath layer 14; a wire slot shielding layer 8 is arranged in the cable slot 21, and the wire slot shielding layer 8 is an aluminum foil layer. The guide sheath layer is used for enabling a distance to be generated between the wire casing shielding layer 8 and the outer shielding layer 6, and therefore the shielding effect is guaranteed. The wire sheath layer 14 is a rubber layer, has certain elasticity, and is conveniently pressed into the cable groove 21. During processing, the cable screen is pressed into the cable groove 21 together with the conductor.
Claims (5)
1. A shielded cable comprises a plurality of wires, wherein each wire in the plurality of wires is provided with a wire insulating layer, and a wire shielding layer is arranged on each wire insulating layer; it is characterized by also comprising
The cable device comprises a bracket, a plurality of cable grooves and a plurality of functional grooves are arranged on the outer circular surface of the bracket, the cable grooves and the functional grooves are arranged in an annular array, one functional groove is arranged between every two adjacent cable grooves in the cable grooves, and the wires are respectively arranged in the cable grooves;
a pull cord positioned in some of the plurality of functional slots;
a hollow tube located in some of the plurality of functional slots;
the inner insulating layer is wrapped on the outer circular surface of the bracket;
the outer shielding layer wraps the outer part of the inner insulating layer; and
the outer sheath wraps the outer shielding layer.
2. A shielded electrical cable according to claim 1,
the center of the bracket is provided with a through hole.
3. A shielded electrical cable according to claim 1,
the lead shielding layer is an aluminum foil layer.
4. A shielded electrical cable according to claim 1,
the outer shielding layer is a metal mesh shielding layer.
5. A shielded electrical cable according to claim 1,
the wire shielding layer is provided with a wire sheath layer;
and a wire groove shielding layer is arranged in the cable groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921691301.8U CN210837235U (en) | 2019-10-10 | 2019-10-10 | Shielded cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921691301.8U CN210837235U (en) | 2019-10-10 | 2019-10-10 | Shielded cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210837235U true CN210837235U (en) | 2020-06-23 |
Family
ID=71256213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921691301.8U Active CN210837235U (en) | 2019-10-10 | 2019-10-10 | Shielded cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210837235U (en) |
-
2019
- 2019-10-10 CN CN201921691301.8U patent/CN210837235U/en active Active
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