CN207038201U - A kind of automobile using twisted-pair feeder works out electric wire - Google Patents
A kind of automobile using twisted-pair feeder works out electric wire Download PDFInfo
- Publication number
- CN207038201U CN207038201U CN201720873524.0U CN201720873524U CN207038201U CN 207038201 U CN207038201 U CN 207038201U CN 201720873524 U CN201720873524 U CN 201720873524U CN 207038201 U CN207038201 U CN 207038201U
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- China
- Prior art keywords
- electric wire
- twisted
- automobile
- layer
- pair feeder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses the automobile using twisted-pair feeder that a kind of structure is novel, shield effectiveness is good to work out electric wire, and it specifically includes stranded core；Insulating barrier, the insulating barrier are wrapped in the outer layer of the stranded core；Shielding layer assembly is provided between the stranded core and insulating barrier；The shielding layer assembly includes multilayer screen layer；The coverage rate of the screen layer is more than 75%.A kind of automobile using twisted-pair feeder establishment electric wire provided by the utility model, using multilayer screen layer, and has added the insulating course that can ensure that multilayer screen Rotating fields are stable so that electric wire shield effectiveness is good, is not in interference signal between screen layer.
Description
Technical field
It the utility model is related to automative wiring technical field, more particularly to a kind of automobile using twisted-pair feeder establishment electric wire.
Background technology
It can use automotive wire in the connection of the sound equipment or anti-tampering part of all types of automobiles, and automobile electric wire
In order to avoid interference, it is necessary to carry out shielding processing to electric wire in connection.Existing automobile electric wire is all twisted wire outer wrapping aluminium foil
Screen layer, although serving certain signal shielding effect, found by long-term use of, the shielding wire of this structure is done
It is not thorough to disturb signal wave filtering, however it remains slight interference signal.
Utility model content
The purpose of this utility model is to provide the automobile using twisted-pair feeder establishment electric wire that a kind of structure is novel, shield effectiveness is good.
To achieve these goals, the utility model provides following technical scheme：
A kind of automobile using twisted-pair feeder establishment electric wire disclosed in the utility model, including：
Stranded core；
Insulating barrier, the insulating barrier are wrapped in the outer layer of the stranded core；
Shielding layer assembly is provided between the stranded core and insulating barrier；
The shielding layer assembly includes multilayer screen layer；
The coverage rate of the screen layer is more than 75%.
Further, the shielding layer assembly comprises at least first screen layer and secondary shielding layer, the first screen layer
It is arranged at the inner ring of the secondary shielding layer.
Further, it is provided with insulating course between the first screen layer and secondary shielding layer.
Further, the insulating course is square-wave-shaped insulating course.
Further, the insulating barrier is polyvinyl chloride insulation layer.
In the above-mentioned technical solutions, a kind of automobile using twisted-pair feeder establishment electric wire provided by the utility model, using multilayer screen
Layer is covered, and the insulating course that can ensure that multilayer screen Rotating fields are stable has been added between screen layer so that electric wire shield effectiveness
It is good, be not in interference signal.
Brief description of the drawings
, below will be to institute in embodiment in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only described in the utility model
Some embodiments, for those of ordinary skill in the art, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation for automobile using twisted-pair feeder establishment electric wire that the utility model embodiment provides；
Fig. 2 is a kind of structural representation of the shielding layer assembly of automobile using twisted-pair feeder establishment electric wire shown in Fig. 1.
Description of reference numerals：
1st, insulating barrier；2nd, stranded core；3rd, layer assembly is shielded；4th, first screen layer；5th, secondary shielding layer；6th, insulating course.
Embodiment
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with accompanying drawing pair
The utility model is further detailed.
Referring to shown in Fig. 1-2；
A kind of automobile using twisted-pair feeder establishment electric wire of the present utility model, including：
Stranded core 2；
Insulating barrier 1, insulating barrier 1 are wrapped in the outer layer of stranded core 2；
Shielding layer assembly 3 is provided between stranded core 2 and insulating barrier 1；
Shielding layer assembly 3 includes multilayer screen layer；
The coverage rate of screen layer is more than 75%.
Preferably, layer assembly 3 is shielded in the present embodiment and comprises at least first screen layer 4 and secondary shielding layer 5, the first shielding
Layer 4 is arranged at the inner ring of secondary shielding layer 5.
It is furthermore preferred that insulating course 6 is provided with the present embodiment between first screen layer 4 and secondary shielding layer 5.
Wherein, insulating course 6 is square-wave-shaped insulating course in such scheme.
Specifically, present embodiment discloses one kind to be used for the portions such as automobile audio, navigator, GPS positioning system, reverse image
The electric wire of part, because above-mentioned part needs electric wire to meet anti-tampering characteristic, therefore, the defects of in order to solve in the prior art,
The present embodiment has wrapped up shielding layer assembly 3 in the outer ring of stranded core 2, and has wrapped up insulating barrier in the outer ring of shielding layer assembly 3
1.And the shielding layer assembly 3 in the present embodiment comprises at least first screen layer 4 and secondary shielding layer 5, the first double-deck screen layer
Structure is able to ensure that shield effectiveness is good, meanwhile, it should shield in order to ensure the structural stability of the shielding layer assembly 3, the present embodiment
Cover and insulating course 6 has been added in layer assembly 3, can strengthen first screen layer 4 and secondary shielding layer using insulating course 6 and by compound
5 stability, and the insulating course 6 in the present embodiment is specially square-wave-shaped insulating course, and first screen layer 4 will not be caused in extruding
With the damage of secondary shielding layer 5.
Preferably, insulating barrier 1 is polyvinyl chloride insulation layer in the present embodiment.
Specifically, electric wire disclosed in the present embodiment is by 105 DEG C of polyvinyl chloride of heatproof by extruder, mould, closely
It is extruded on conductive copper wire core.Wherein, extruder temperature is arranged to：One section 160 DEG C, two sections 165 DEG C, three sections 170 DEG C, four sections
180 DEG C, 180 DEG C of head.Note：Temperature allows excursion ± 10 DEG C.Wherein, the thickness of insulating barrier 1 is 0.24mm, and electric wire is circle
Cylindricality.Two solid conductors are twisted together with wire twisting machine, 30-35mm of lay；After the completion of twisted, the cored wire after twisted
On with braider work out above-mentioned screen layer, coverage rate is more than 75%, establishment copper wireFinally in the line woven
105 DEG C of soft insulation of polyvinyl chloride of heatproof are extruded on core.And extruder temperature now is arranged to：One section 160 DEG C, two sections 165 DEG C,
Three sections 170 DEG C, four sections 180 DEG C, 180 DEG C of head.Note：Temperature allows excursion ± 10 DEG C.
This product is consistent with existing product when installing and using, and can use general peeling machine, peeling, pressure side, connection
Circuit.
In the above-mentioned technical solutions, a kind of automobile using twisted-pair feeder establishment electric wire provided by the utility model, using multilayer screen
Layer is covered, and the insulating course 6 that can ensure that multilayer screen Rotating fields are stable has been added between screen layer so that electric wire shield effectiveness
It is good, be not in interference signal.
Some one exemplary embodiments of the present utility model are only described by way of explanation above, undoubtedly, for
One of ordinary skill in the art, can be with a variety of in the case of without departing from spirit and scope of the present utility model
Mode is modified to described embodiment.Therefore, above-mentioned accompanying drawing and description are inherently illustrative, should not be construed as
Limitation to the utility model claims protection domain.
Claims (5)
1. a kind of automobile using twisted-pair feeder works out electric wire, it is characterised in that including：
Stranded core (2)；
Insulating barrier (1), the insulating barrier (1) are wrapped in the outer layer of the stranded core (2)；
Shielding layer assembly (3) is provided between the stranded core (2) and insulating barrier (1)；
The shielding layer assembly (3) includes multilayer screen layer；
The coverage rate of the screen layer is more than 75%.
A kind of 2. automobile using twisted-pair feeder establishment electric wire according to claim 1, it is characterised in that the shielding layer assembly
(3) first screen layer (4) and secondary shielding layer (5) are comprised at least, the first screen layer (4) is arranged at the secondary shielding layer
(5) inner ring.
A kind of 3. automobile using twisted-pair feeder establishment electric wire according to claim 2, it is characterised in that the first screen layer
(4) insulating course (6) is provided between secondary shielding layer (5).
4. a kind of automobile using twisted-pair feeder establishment electric wire according to claim 3, it is characterised in that the insulating course (6) is
Square-wave-shaped insulating course.
5. a kind of automobile using twisted-pair feeder establishment electric wire according to any one of claim 1 to 4, it is characterised in that described
Insulating barrier (1) is polyvinyl chloride insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720873524.0U CN207038201U (en) | 2017-07-18 | 2017-07-18 | A kind of automobile using twisted-pair feeder works out electric wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720873524.0U CN207038201U (en) | 2017-07-18 | 2017-07-18 | A kind of automobile using twisted-pair feeder works out electric wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207038201U true CN207038201U (en) | 2018-02-23 |
Family
ID=61464732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720873524.0U Expired - Fee Related CN207038201U (en) | 2017-07-18 | 2017-07-18 | A kind of automobile using twisted-pair feeder works out electric wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207038201U (en) |
-
2017
- 2017-07-18 CN CN201720873524.0U patent/CN207038201U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 |