CN213339776U - Wear-resistant automobile wire harness - Google Patents
Wear-resistant automobile wire harness Download PDFInfo
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- CN213339776U CN213339776U CN202022850524.3U CN202022850524U CN213339776U CN 213339776 U CN213339776 U CN 213339776U CN 202022850524 U CN202022850524 U CN 202022850524U CN 213339776 U CN213339776 U CN 213339776U
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Abstract
The utility model discloses a wear-resisting car wiring harness, its technical scheme is: including sinle silk, interior support bar, neck bush and external insulation cover, sinle silk quantity is established to a plurality of, the inside cavity of interior support bar, the sinle silk encircles the outside of the support bar including distributing, the spacing groove has been seted up to interior support bar periphery lateral wall, the lateral wall profile matching of spacing inslot side and sinle silk, the sinle silk laminating is at the spacing inslot, the sinle silk laminating is installed at the spacing inslot side, the beneficial effects of the utility model are that: through setting up interior support bar in restrainting, seted up the spacing groove at the outer wall of interior support bar, a plurality of sinle silks are laminated respectively and are fixed in the inboard of spacing groove, can separate sinle silks each other, and when restrainting received outside extrusion friction, the inside hollow structure of interior support bar can provide the elastic shrinkage space for the sinle silks, and the convex cover provides cushioning effect for the whole more wear-resisting withstand voltage of pencil.
Description
Technical Field
The utility model relates to an automobile electric wire technical field, concretely relates to wear-resisting car pencil.
Background
The automobile wire harness is a network main body of an automobile circuit, along with the increase of automobile functions and the common application of electronic control technology, more and more electric parts and more electric wires are also used, and the wire harness is thicker and heavier. Automotive wiring harnesses have higher electrical performance, material emissions, and temperature resistance than conventional wiring harnesses, and are particularly more demanding in safety applications, such as directional control systems and brakes.
Among the prior art, car pencil is generally tied up through insulating cover by many copper core and is formed, and the extrusion is together laminated each other to the inside sinle silk of pencil, and the pencil lacks inside elastic shrinkage space, in case receive external extrusion and friction, can lead to the inside sinle silk of pencil to extrude the friction each other, easily causes the sinle silk to damage, and then leads to circuit fault.
Therefore, it is necessary to develop a wear-resistant automotive wiring harness.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a wear-resisting car pencil through setting up interior support bar in the pencil, has seted up the spacing groove at the outer wall of interior support bar, and a plurality of sinle silks are laminated respectively and are fixed in the inboard of spacing groove, can separate sinle silk each other, when the pencil received outside extrusion friction, the inside hollow structure of interior support bar can provide the elastic shrinkage space for the sinle silk, the convex cover provides the cushioning effect for the whole more wear-resisting withstand voltage of pencil, in order to solve among the prior art car pencil lack inside elastic shrinkage space and lead to the problem of not wear-resisting withstand voltage.
In order to achieve the above object, the present invention provides the following technical solutions: a wear-resistant automobile wire harness comprises a plurality of wire cores, inner supporting bars, an inner bushing and an outer insulating sleeve, wherein the wire cores are arranged in a plurality of numbers, the inner supporting bars are hollow, the wire cores are distributed on the outer sides of the inner supporting bars in a surrounding manner, limiting grooves are formed in the peripheral side walls of the inner supporting bars, the inner sides of the limiting grooves are matched with the profiles of the side walls of the wire cores, the wire cores are attached in the limiting grooves, the number of the limiting grooves is arranged in a plurality, the plurality of limiting grooves are distributed on the peripheral side walls of the inner supporting bars in an annular array manner, and the wire cores are attached;
the inner bushing is sleeved outside the wire cores and the inner supporting bar, the inner wall of the inner bushing is fixedly connected with a plurality of convex sleeves, the plurality of convex sleeves are distributed on the inner wall of the inner bushing in an annular array, a buffer layer is filled in the convex sleeves, the convex sleeves are arranged between the two wire cores, grooves are formed in two sides of each convex sleeve, the outlines of the grooves are matched with the side walls of the wire cores, and the side walls of the wire cores are attached to the grooves;
the fixed cover of outer insulating bush is in the outside of interior bush, the outer wall of interior bush is equipped with reinforcing mechanism, reinforcing mechanism includes first sand grip, first sand grip and interior bush integrated into one piece, first fine steel wire is worn to be equipped with inside the first sand grip, first connecting groove has been seted up to the outer insulating bush inner wall, first connecting groove matches with first sand grip.
Preferably, the reinforcing mechanism comprises a second convex strip, the second convex strip and the inner bushing are integrally formed, a second thin steel wire penetrates through the second convex strip, a second connecting groove is formed in the inner wall of the outer insulating sleeve, and the inner side of the second connecting groove is matched with the second convex strip.
Preferably, the cross section of the second convex strip is in a T shape, the number of the second convex strips is multiple, and the second convex strips are distributed on the periphery of the inner bushing in an annular array.
Preferably, the cross section of the first convex strip is rectangular, the number of the first convex strips is multiple, and the first convex strips are distributed on the peripheral side wall of the inner bushing in an annular array.
Preferably, the inner supporting strip and the inner bushing are both made of fluororubber materials, and the wire core is fixed between the inner supporting strip and the inner bushing.
Preferably, the outer insulating sleeve is made of a polyurethane rubber material, and the inner wall of the outer insulating sleeve is attached to the outer wall of the inner bushing.
Preferably, the buffer layer is made of a polyurethane foam material.
The utility model has the advantages that:
1. the utility model discloses a set up the interior support bar in the pencil, set up the spacing groove in the outer wall of interior support bar, a plurality of sinle silks are laminated respectively and are fixed in the inboard of spacing groove, can separate the sinle silk each other, when the pencil receives outside extrusion friction, the hollow structure in the interior of interior support bar can provide the elastic shrinkage space for the sinle silk, the convex cover provides cushioning effect, makes the pencil whole more wear-resisting withstand voltage, is difficult for appearing the circuit trouble;
2. the utility model discloses a set up strengthening mechanism between bushing and the outer insulating sleeve, in the second spread groove of a plurality of second sand grip blocks advance the outer insulating sleeve inner wall, wear to establish the thin steel wire of second in the second sand grip, improved the tensile of pencil and dragged the performance to the second sand grip cross-section is T shape, makes the block that the second sand grip can be stable in the second spread groove, has improved the compactness that bushing and outer insulating sleeve are connected, avoids the outer insulating sleeve pine to take off.
Drawings
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a front cross-sectional view provided by the present invention;
fig. 3 is an enlarged view of a point a in fig. 2 according to the present invention;
fig. 4 is a cross-sectional view of embodiment 2 provided by the present invention;
fig. 5 is an enlarged view of the position B in fig. 4 according to the present invention.
In the figure: 1 sinle silk, 2 interior support bars, 3 interior bush, 4 external insulation cover, 5 spacing grooves, 6 convex sleeves, 7 buffer layers, 8 recesses, 9 first sand grip, 10 first thin steel wire, 11 first connecting grooves, 12 second sand grip, 13 second thin steel wire, 14 second connecting grooves.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
the inner bushing 3 is sleeved outside the wire cores 1 and the inner support strip 2, the inner wall of the inner bushing 3 is fixedly connected with a plurality of convex sleeves 6, the number of the convex sleeves 6 is multiple, the convex sleeves 6 are distributed on the inner wall of the inner bushing 3 in an annular array, a buffer layer 7 is filled in each convex sleeve 6, each convex sleeve 6 is arranged between two wire cores 1, grooves 8 are formed in two sides of each convex sleeve 6, the profiles of the grooves 8 are matched with the profiles of the side walls of the wire cores 1, and the side walls of the wire cores 1 are attached to the grooves 8;
the outer insulating sleeve 4 is fixedly sleeved on the outer side of the inner bushing 3, a reinforcing mechanism is arranged on the outer wall of the inner bushing 3, the reinforcing mechanism comprises a first protruding strip 9, the first protruding strip 9 and the inner bushing 3 are integrally formed, a first thin steel wire 10 penetrates through the first protruding strip 9, a first connecting groove 11 is formed in the inner wall of the outer insulating sleeve 4, and the first connecting groove 11 is matched with the first protruding strip 9;
further, the cross section of the first protruding strip 9 is rectangular, the number of the first protruding strips 9 is multiple, and the multiple first protruding strips 9 are distributed on the peripheral side wall of the inner bushing 3 in an annular array;
furthermore, the inner support bars 2 and the inner bushing 3 are both made of fluororubber materials, the wire cores 1 are fixed between the inner support bars 2 and the inner bushing 3, and the inner support bars 2 and the inner bushing 3 made of fluororubber have good high-temperature resistance and aging resistance;
furthermore, the outer insulating sleeve 4 is made of a polyurethane rubber material, the inner wall of the outer insulating sleeve 4 is attached to the outer wall of the inner bushing 3, and the outer insulating sleeve 4 made of the polyurethane material has good wear resistance;
further, the buffer layer 7 is made of polyurethane foam material, and the buffer layer 7 has good heat preservation and insulation performance and buffering performance.
The utility model discloses a use as follows: through setting up interior support bar 2 in the pencil, set up spacing groove 5 at the outer wall of interior support bar 2, a plurality of sinle silk 1 are laminated respectively and are fixed in the inboard of spacing groove 5, separate sinle silk 1 each other through a plurality of spacing grooves 5, make sinle silk 1 can independently distribute in the pencil inside, avoid mutual extrusion friction between sinle silk 1 and sinle silk 1, interior support bar 2 is inside hollow, when the pencil receives outside extrusion friction, the hollow structure in interior support bar 2 can provide the elastic contraction space for sinle silk 1, sinle silk 1 extrudes and makes the outer wall of interior support bar 2 cave in to the hollow part of inside on spacing groove 5, the pressure that acts on sinle silk 1 has effectively been dispersed, and set up convex cover 6 in the inside of inner liner 3, fill buffer layer 7 in the inside of convex cover 6, convex cover 6 sets up between sinle silk 1 and sinle silk 1, not only, and can separate between sinle silk 1 and sinle silk 1, avoid producing contact friction between sinle silk 1 and the sinle silk 1, avoid because sinle silk 1 receives the circuit trouble that friction and extrusion produced, buffer layer 7 is made by polyurethane foam, good heat preservation heat-proof quality has, the stability of pencil work under high temperature or low temperature environment has been improved, outer insulating sleeve 4 cup joints the outside at interior bush 3, outer insulating sleeve 4 is made by polyurethane rubber material, good wear resistance has, can improve the life of pencil, set up strengthening mechanism between interior bush 3 and outer insulating sleeve 4, a plurality of first sand grip 9 blocks are advanced in the first connecting groove 11 of 4 inner walls of outer insulating sleeve, wear to establish first thin steel wire 10 in the first sand grip 9, the anti-pulling performance of pencil has been improved.
Furthermore, the cross section of the second protruding strip 12 is T-shaped, the number of the second protruding strips 12 is multiple, the second protruding strips 12 are distributed on the periphery of the inner bushing 3 in an annular array, and the cross section of the second protruding strip 12 is T-shaped, so that the inner bushing 3 and the outer insulating sleeve 4 can be connected more stably.
The utility model discloses a use as follows: through setting up interior support bar 2 in the pencil, set up spacing groove 5 at the outer wall of interior support bar 2, a plurality of sinle silk 1 are laminated respectively and are fixed in the inboard of spacing groove 5, separate sinle silk 1 each other through a plurality of spacing grooves 5, make sinle silk 1 can independently distribute in the pencil inside, avoid mutual extrusion friction between sinle silk 1 and sinle silk 1, interior support bar 2 is inside hollow, when the pencil receives outside extrusion friction, the hollow structure in interior support bar 2 can provide the elastic contraction space for sinle silk 1, sinle silk 1 extrudes and makes the outer wall of interior support bar 2 cave in to the hollow part of inside on spacing groove 5, the pressure that acts on sinle silk 1 has effectively been dispersed, and set up convex cover 6 in the inside of inner liner 3, fill buffer layer 7 in the inside of convex cover 6, convex cover 6 sets up between sinle silk 1 and sinle silk 1, not only, and can separate between core 1 and core 1, avoid producing the contact friction between core 1 and core 1, avoid the circuit trouble that produces because core 1 receives friction and extrusion, the buffer layer 7 is made by polyurethane foam, have good heat preservation and thermal insulation properties, has improved the stability that the pencil works under high temperature or low temperature environment, the outer insulating bush 4 cup joints the outside of the inner bush 3, the outer insulating bush 4 is made by polyurethane rubber material, have good wear resistance, can improve the life of pencil, set up the strengthening mechanism between inner bush 3 and outer insulating bush 4, a plurality of second sand grips 12 block enter the second spread groove 14 of the inner wall of the outer insulating bush 4, wear to establish the second thin steel wire 13 in the second sand grip 12, has improved the anti-pulling performance of pencil, and the second sand grip 12 cross-section is the T-shape, make the second sand grip 12 block in the second spread groove 14 stably, the tightness of the connection between the inner bushing 3 and the outer insulating sleeve 4 is improved, and the outer insulating sleeve 4 is prevented from loosening.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (7)
1. The utility model provides a wear-resisting car pencil, includes sinle silk (1), interior support strip (2), interior bush (3) and outer insulating sleeve (4), its characterized in that: the cable core (1) is arranged in a plurality of quantities, the inner support bar (2) is hollow inside, the cable core (1) is distributed around the outer side of the inner support bar (2), a limiting groove (5) is formed in the peripheral side wall of the inner support bar (2), the inner side of the limiting groove (5) is matched with the side wall profile of the cable core (1), the cable core (1) is attached in the limiting groove (5), the limiting groove (5) is arranged in a plurality of quantities, the limiting grooves (5) are distributed in an annular array mode in the peripheral side wall of the inner support bar (2), and the cable core (1) is attached and installed on the inner side of the limiting groove (5);
the inner bushing (3) is sleeved on the outer sides of the wire cores (1) and the inner supporting strip (2), the inner wall of the inner bushing (3) is fixedly connected with a plurality of convex sleeves (6), the number of the convex sleeves (6) is multiple, the convex sleeves (6) are distributed on the inner wall of the inner bushing (3) in an annular array manner, a buffer layer (7) is filled in each convex sleeve (6), the convex sleeves (6) are arranged between the two wire cores (1), grooves (8) are formed in two sides of each convex sleeve (6), the profiles of the grooves (8) are matched with the profiles of the side walls of the wire cores (1), and the side walls of the wire cores (1) are attached to the grooves (8);
the outer insulating sleeve (4) is fixedly sleeved on the outer side of the inner bushing (3), a reinforcing mechanism is arranged on the outer wall of the inner bushing (3), the reinforcing mechanism comprises a first protruding strip (9), the first protruding strip (9) and the inner bushing (3) are integrally formed, a first thin steel wire (10) penetrates through the first protruding strip (9), a first connecting groove (11) is formed in the inner wall of the outer insulating sleeve (4), and the first connecting groove (11) is matched with the first protruding strip (9).
2. A wear resistant automotive wiring harness in accordance with claim 1, wherein: the reinforcing mechanism comprises a second protruding strip (12), the second protruding strip (12) and the inner lining (3) are integrally formed, a second thin steel wire (13) penetrates through the inside of the second protruding strip (12), a second connecting groove (14) is formed in the inner wall of the outer insulating sleeve (4), and the inner side of the second connecting groove (14) is matched with the second protruding strip (12).
3. A wear resistant automotive wiring harness in accordance with claim 2, characterized in that: the cross section of the second convex strip (12) is T-shaped, the number of the second convex strips (12) is set to be a plurality, and the second convex strips (12) are distributed on the periphery of the inner bushing (3) in an annular array.
4. A wear resistant automotive wiring harness in accordance with claim 1, wherein: the cross section of the first protruding strip (9) is rectangular, the number of the first protruding strips (9) is set to be a plurality of, and the first protruding strips (9) are distributed on the peripheral side wall of the inner bushing (3) in an annular array mode.
5. A wear resistant automotive wiring harness in accordance with claim 1, wherein: the inner supporting strip (2) and the inner bushing (3) are both made of fluororubber materials, and the wire cores (1) are fixed between the inner supporting strip (2) and the inner bushing (3).
6. A wear resistant automotive wiring harness in accordance with claim 1, wherein: the outer insulating sleeve (4) is made of a polyurethane rubber material, and the inner wall of the outer insulating sleeve (4) is attached to the outer wall of the inner bushing (3).
7. A wear resistant automotive wiring harness in accordance with claim 1, wherein: the buffer layer (7) is made of polyurethane foam material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022850524.3U CN213339776U (en) | 2020-12-01 | 2020-12-01 | Wear-resistant automobile wire harness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022850524.3U CN213339776U (en) | 2020-12-01 | 2020-12-01 | Wear-resistant automobile wire harness |
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| Publication Number | Publication Date |
|---|---|
| CN213339776U true CN213339776U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022850524.3U Active CN213339776U (en) | 2020-12-01 | 2020-12-01 | Wear-resistant automobile wire harness |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420349A (en) * | 2022-01-25 | 2022-04-29 | 通鼎互联信息股份有限公司 | High-temperature-resistant flexible control cable for automobile paint baking room |
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2020
- 2020-12-01 CN CN202022850524.3U patent/CN213339776U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420349A (en) * | 2022-01-25 | 2022-04-29 | 通鼎互联信息股份有限公司 | High-temperature-resistant flexible control cable for automobile paint baking room |
| CN114420349B (en) * | 2022-01-25 | 2023-10-24 | 通鼎互联信息股份有限公司 | High-resistance Wen Rouruan type control cable for automobile baking varnish house |
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