CN218414011U - Wire harness with good wear-resisting effect for high-speed rail - Google Patents
Wire harness with good wear-resisting effect for high-speed rail Download PDFInfo
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- CN218414011U CN218414011U CN202222405982.5U CN202222405982U CN218414011U CN 218414011 U CN218414011 U CN 218414011U CN 202222405982 U CN202222405982 U CN 202222405982U CN 218414011 U CN218414011 U CN 218414011U
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- wear
- pencil
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- abrasionproof
- layer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses a wear-resisting effectual pencil for high-speed railway relates to pencil technical field. The utility model discloses a pencil cable core, the outside parcel of pencil cable core has the first insulation protective layer, and the outside parcel of first insulation protective layer has the second insulation protective layer, and the outside parcel of second insulation protective layer has the abrasionproof to decrease the flame retardant coating, and the outside parcel of abrasionproof decreases the flame retardant coating has the abrasionproof to decrease the enhancement layer. The utility model discloses a setting of first insulating protective layer, second insulating protective layer has realized the improvement to the insulating properties of pencil to prevent the phenomenon of pencil electric leakage, influence the function of high-speed railway, the utility model discloses a strengthen pencil wear resistance, thereby make pencil life longer.
Description
Technical Field
The utility model belongs to the technical field of the pencil, especially, relate to a pencil for high-speed railway that wear-resisting effect is good.
Background
The wiring harness is formed by binding metal wires and cables, connecting incoming and outgoing signals and power supplies between carrying devices, is a wiring part for connecting various electrical equipment in an automobile circuit, and comprises an insulating sheath, a wiring terminal, a lead, an insulating binding material and the like. When using on the high-speed railway, current pencil can't be applicable to the use of high strength on the high-speed railway, and wear-resisting effect is not good, and insulating effect is not good, thereby leaks electricity easily when damaged and produce the influence to the high-speed railway operation.
Disclosure of Invention
An object of the utility model is to provide a wear-resisting effectual pencil for high-speed railway to current problem has been solved: the existing wire harness cannot be suitable for high-strength use on a high-speed rail, is poor in wear-resisting effect and insulating effect, and is easy to leak electricity when damaged, so that the high-speed rail is affected in operation.
The utility model discloses a realize through following technical scheme: the utility model relates to a pencil that wear-resisting effectual high-speed railway uses, including pencil cable core, the outside parcel of pencil cable core has first insulation protective layer, the outside parcel of first insulation protective layer has the second insulation protective layer, the outside parcel of second insulation protective layer has the abrasionproof to decrease the flame retardant coating, the outside parcel of abrasionproof decreases the flame retardant coating has the abrasionproof to decrease the enhancement layer, the inside fixed mounting of abrasionproof decreases the enhancement layer has inside strengthening rib, the outside fixed mounting of abrasionproof decreases the enhancement layer has outside wear-resisting line of strengthening, the centre packing of the wear-resisting line of strengthening has wear-resisting enhancement core.
The first insulating protection layer is made of polypropylene, and the second insulating protection layer is made of mica.
The anti-abrasion fire-resistant layer is made of ceramic materials, and asbestos fibers are added into the ceramic materials.
The anti-abrasion reinforcing layer is characterized in that a magnesium hydroxide fire retardant is added into the anti-abrasion reinforcing layer, and the internal reinforcing ribs are formed by weaving metal strips in a staggered mode.
The shape of the external strong wear-resistant grains is triangular, and the material of the external strong wear-resistant grains is silicon nitride material.
The wear-resistant reinforced core is made of high manganese steel ZGMn 13.
The utility model discloses following beneficial effect has: the utility model discloses a setting of first insulating protective layer, second insulating protective layer has realized the improvement to the insulating properties of pencil to prevent the phenomenon of pencil electric leakage, influence the function of high-speed railway. The utility model discloses a to the enhancement of pencil wear resistance to make pencil life longer.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a sectional view of the overall top structure of the present invention;
FIG. 3 is a schematic structural view of the external reinforced wear-resistant pattern of the present invention;
fig. 4 is the structure diagram of the anti-wear reinforced layer of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Please refer to fig. 1-4, the utility model relates to a high-speed railway wire harness with good wear-resisting effect, which comprises a wire harness cable core 1, a first insulating protective layer 2 is wrapped on the outer side of the wire harness cable core 1, a second insulating protective layer 3 is wrapped on the outer side of the first insulating protective layer 2, the material polypropylene of the first insulating protective layer 2 is polypropylene, the polypropylene has insulativity and higher impact resistance, meanwhile, the mechanical property is tough, the acid and alkali corrosion resistance is strong, the insulation and corrosion resistance of the wire harness cable core 1 are enhanced through the arrangement of the first insulating protective layer 2, the material of the second insulating protective layer 3 is mica, the mica has very high insulativity and good heat conductivity, the wire harness cable core 1 has strong acid resistance, strong alkali resistance and pressure resistance, the insulativity of the wire harness cable core 1 is further enhanced through the arrangement of the second insulating protective layer 3, the pressure resistance of the wire harness cable core 1 is improved, the outer side of the second insulating protection layer 3 is wrapped with an anti-abrasion fire-resistant layer 4, the anti-abrasion fire-resistant layer 4 is made of ceramic materials, the wear-resistant performance of the wire harness is enhanced through the arrangement of the ceramic materials, asbestos fibers are added in the ceramic materials and have flame-retardant, heat-resistant, water-resistant and corrosion-resistant performances, so that the flame-retardant effect of the anti-abrasion fire-resistant layer 4 can be enhanced, the outer side of the anti-abrasion fire-resistant layer 4 is wrapped with an anti-abrasion reinforcing layer 5, an inner reinforcing rib 501 is fixedly installed in the anti-abrasion reinforcing layer 5, a magnesium hydroxide flame retardant is added in the anti-abrasion reinforcing layer 5, the inner reinforcing rib 501 is formed by interweaving metal strips, a layer of metal armor is added on the outer side of the anti-abrasion fire-resistant layer 4 through the arrangement formed by interweaving metal strips, the surface of the wire harness is firmer, an outer strong wear-resistant line 6 is fixedly installed on the outer side of the anti-abrasion reinforcing layer 5, the middle of the external strong wear-resistant lines 6 is filled with a wear-resistant reinforcing core 601, the shape of the external strong wear-resistant lines 6 is triangular, the material of the external strong wear-resistant lines 6 is a silicon nitride material, the silicon nitride has good thermal shock resistance and good high-temperature strength and insulation effect, the wear resistance of the wire harness is enhanced, the material of the wear-resistant reinforcing core 601 is a high manganese steel ZGMn13 material, and the high manganese steel has excellent wear resistance under the condition of strong impact on abrasive wear, so that the wear resistance of the wire harness is effectively improved.
One specific application of this embodiment is: the second insulating protection layer 3 wraps the outer side of the first insulating protection layer 2, the first insulating protection layer 2 is made of polypropylene, the polypropylene has insulating property and high impact resistance, meanwhile, the mechanical property is high and tough, the acid and alkali corrosion resistance is high, the second insulating protection layer 3 is made of mica, the mica has high insulating property and good heat conducting property, has strong acid, strong alkali and pressure resistance, and improves the insulating property of the wire harness, so that the phenomenon of electric leakage of the wire harness is prevented, and the operation of high-speed rails is influenced; the outer side of the second insulating protection layer 3 is wrapped with an anti-abrasion fire-resistant layer 4, the anti-abrasion fire-resistant layer 4 is made of ceramic materials, the wear-resistant performance of the wire harness is enhanced through the arrangement of the ceramic materials, asbestos fibers are added inside the ceramic materials, the asbestos fibers have flame-retardant, heat-resistant, water-resistant and corrosion-resistant performances, the flame-retardant effect of the anti-abrasion fire-resistant layer 4 can be enhanced, an anti-abrasion reinforcing layer 5 is wrapped outside the anti-abrasion fire-resistant layer 4, an internal reinforcing rib 501 is fixedly installed inside the anti-abrasion reinforcing layer 5, a magnesium hydroxide flame retardant is added inside the anti-abrasion reinforcing layer 5, the internal reinforcing rib 501 is formed by weaving metal strips in a staggered mode, an external strong wear-resistant line 6 is fixedly installed outside the anti-abrasion reinforcing layer 5, a wear-resistant reinforcing core 601 is filled in the middle of the external strong wear-resistant line 6, the shape of the external strong wear-resistant line 6 is triangular, silicon nitride materials are used as the silicon nitride materials, the silicon nitride has good anti-abrasion resistance and good high-temperature strength and good insulation effect, the wire harness capacity is enhanced, the high manganese steel ZGMn13 material is used as a high-thermal shock-resistant abrasive material, and the wear-resistant performance of the wire harness is prolonged service life.
Claims (3)
1. The utility model provides a wear-resisting effectual pencil for high-speed railway, includes pencil cable core (1), its characterized in that: the outside parcel of pencil cable core (1) has first insulating protective layer (2), the outside parcel of first insulating protective layer (2) has second insulating protective layer (3), the outside parcel of second insulating protective layer (3) has abrasionproof to decrease flame retardant coating (4), the outside parcel of abrasionproof decrease flame retardant coating (4) has abrasionproof to decrease enhancement layer (5), the inside fixed mounting of abrasionproof decrease enhancement layer (5) has inside strengthening rib (501), the outside fixed mounting of abrasionproof decrease enhancement layer (5) has outside wear-resisting line (6) of consolidating, the centre packing of outside wear-resisting line (6) of consolidating has wear-resisting enhancement core (601).
2. The wire harness for high-speed rail with good wear resistance according to claim 1, wherein the anti-wear reinforcing layer (5) is internally added with magnesium hydroxide fire retardant, and the internal reinforcing ribs (501) are formed by interweaving metal strips.
3. The wire harness for high-speed rail with good wear resistance according to claim 2, wherein the shape of the outer strong wear-resistant grains (6) is triangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222405982.5U CN218414011U (en) | 2022-09-11 | 2022-09-11 | Wire harness with good wear-resisting effect for high-speed rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222405982.5U CN218414011U (en) | 2022-09-11 | 2022-09-11 | Wire harness with good wear-resisting effect for high-speed rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218414011U true CN218414011U (en) | 2023-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222405982.5U Active CN218414011U (en) | 2022-09-11 | 2022-09-11 | Wire harness with good wear-resisting effect for high-speed rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218414011U (en) |
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2022
- 2022-09-11 CN CN202222405982.5U patent/CN218414011U/en active Active
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