CN210925553U

CN210925553U - Engine wire harness

Info

Publication number: CN210925553U
Application number: CN201921929072.9U
Authority: CN
Inventors: 周朝光; 陆朝晖; 张家华
Original assignee: Wang Hung Sheng Electronics Technology Co ltd
Current assignee: Wang Hung Sheng Electronics Technology Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-03
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses an engine wiring harness, including the external insulation layer, the outside equipartition of external insulation layer has a plurality of annular buckles, the opening one end of buckle has the plug, its opening other end has the slot with plug matched with, the inside of external insulation layer is provided with the steel band armor, be provided with a plurality of resistance to compression rings between external insulation layer and the steel band armor, the inboard of steel band armor is provided with the oxidation resistant layer, the inboard of oxidation resistant layer is provided with the heat dissipation layer, the inboard of heat dissipation layer is provided with high temperature fiber cloth around the covering, high temperature fiber cloth is provided with the glass fiber layer around the inside of covering, high temperature fiber cloth is provided with a plurality of filling tubes around being provided with between covering and the glass fiber layer, high temperature fiber cloth still fills there is high temperature fire-retardant around between covering and the glass fiber layer, the inside. The anti-oxidation agent is provided with various high-temperature resistant materials, can resist high temperature, is not easy to generate spontaneous combustion and has good anti-oxidation performance; has good compression resistance and tensile property and long service life.

Description

Engine wire harness

Technical Field

The utility model relates to a light filter technical field particularly, relates to an engine pencil.

Background

After the engine works for a long time, the wiring harness connected to the engine is easy to age gradually under a high-temperature environment, and a large amount of heat generated by the wiring harness is difficult to discharge in the using process, so that the wiring harness body is easy to overheat or spontaneously combust, and the oxidation resistance is poor.

In addition, the transmitter wiring harness is easy to break due to extrusion, so that the service life of the transmitter wiring harness is influenced, if more wiring harnesses are scattered outside, the equipment is not attractive, interference is easy to occur in the operation process of the equipment, and the equipment cannot continue to operate.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned technical problem among the correlation technique, the utility model provides an engine pencil is equipped with multiple high temperature resistant material, can resist high temperature, and difficult spontaneous combustion and oxidation resistance of taking place are good, have good resistance to compression and tensile strength, long service life.

In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:

an engine wire harness comprises an outer insulating layer, wherein a plurality of annular buckles are uniformly distributed on the outer side of the outer insulating layer, a plug is arranged at one open end of each buckle, a slot matched with the plug is formed in the other open end of each buckle, a steel tape armoring layer is arranged inside the outer insulating layer, a plurality of compression resistant rings are arranged between the outer insulating layer and the steel tape armoring layer, the compression resistant rings are fixedly connected to the inner side of the outer insulating layer, an oxidation resistant layer is arranged on the inner side of the steel tape armoring layer, a heat dissipation layer is arranged on the inner side of the oxidation resistant layer, a high-temperature fiber cloth wrapping layer is arranged on the inner side of the heat dissipation layer, a glass fiber layer is arranged inside the high-temperature fiber cloth wrapping layer, a plurality of filling pipes are arranged between the high-temperature fiber cloth wrapping layer and the glass fiber layer, each, the high-temperature fiber cloth is wrapped the covering with still fill high-temperature flame retardant between the glass fiber layer, the inside of glass fiber layer is provided with many conductors of array distribution, the outside of conductor is provided with polytetrafluoroethylene and wraps the covering, the inside of glass fiber layer still is filled with high temperature resistant material.

Further, the high-temperature flame retardant is magnesium hydroxide or aluminum hydroxide.

Further, one of the conductors is disposed at a central position, and the rest of the conductors are disposed around the conductor at the central position.

Further, the high-temperature resistant substance is calcium carbonate.

Further, the material of the heat dissipation layer is heat conduction ceramic.

Furthermore, a steel wire is implanted in the compression ring.

The utility model has the advantages that: the anti-oxidation agent is provided with various high-temperature resistant materials, can resist high temperature, is not easy to generate spontaneous combustion and has good anti-oxidation performance; the material has good compression resistance and tensile resistance and long service life; the wiring harness can be installed together through the buckle, is tidy and attractive, and cannot interfere in the operation process of the equipment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a cross-sectional view of an engine wiring harness according to an embodiment of the present invention.

In the figure:

1. an outer insulating layer; 2. a high-temperature fiber cloth wrapping layer; 3. a fill tube; 4. a glass fiber layer; 5. a high temperature flame retardant; 6. a conductor; 7. a polytetrafluoroethylene lapping layer; 8. a high temperature resistant substance; 9. an oxidation resistant layer; 10. a heat dissipation layer; 11. a steel tape armor layer; 12. an anti-compression ring; 13. and (5) buckling.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.

As shown in FIG. 1, an engine wiring harness according to an embodiment of the present invention comprises an outer insulating layer 1, a plurality of annular buckles 13 are uniformly distributed on the outer side of the outer insulating layer 1, a plug is arranged at one open end of each buckle 13, a slot matched with the plug is arranged at the other open end of each buckle 13, a steel tape armoring layer 11 is arranged inside the outer insulating layer 1, a plurality of compression resistant rings 12 are arranged between the outer insulating layer 1 and the steel tape armoring layer 11, the compression resistant rings 12 are fixedly connected to the inner side of the outer insulating layer 1, an oxidation resistant layer 9 is arranged on the inner side of the steel tape armoring layer 11, a heat dissipation layer 10 is arranged on the inner side of the oxidation resistant layer 9, a high temperature fiber cloth wrapping layer 2 is arranged on the inner side of the heat dissipation layer 10, a glass fiber layer 4 is arranged inside the high temperature fiber cloth wrapping layer 2, a plurality of filling tubes 3 are arranged between the, the filling tube 3 includes the body, the body intussuseption is filled with boron carbide or carborundum, high temperature fiber cloth around covering 2 with still fill high temperature fire-retardant thing 5 between the glass fiber layer 4, the inside of glass fiber layer 4 is provided with many conductors 6 of array distribution, the outside of conductor 6 is provided with polytetrafluoroethylene around covering 7, the inside of glass fiber layer 4 still is filled with high temperature resistant material 8.

In a specific embodiment of the present invention, the high temperature flame retardant 5 is magnesium hydroxide or aluminum hydroxide.

In a specific embodiment of the present invention, one of the conductors 6 is disposed at a central position, and the other conductors 6 are disposed around the conductor 6 at the central position.

In a specific embodiment of the present invention, the refractory material 8 is calcium carbonate.

In one embodiment of the present invention, the material of the heat dissipation layer 10 is heat conductive ceramic.

In a specific embodiment of the present invention, the compression ring 12 is embedded with a steel wire.

For the convenience of understanding the above technical solutions of the present invention, the above technical solutions of the present invention will be described in detail through specific use modes.

The filling pipe 3 comprises a pipe body, and boron carbide or silicon carbide is filled in the pipe body, so that the filling pipe has the effects of strong heat resistance and high temperature resistance. The silicon carbide is oxidation resistant at high temperature and can resist cold and hot impact.

The high-temperature resistant substance 8 is calcium carbonate particles or calcium carbonate powder, and can effectively resist flame and high temperature.

The heat dissipation layer 10 can improve the heat dissipation performance of the wire harness, and the oxidation-resistant layer 9 can improve the oxidation resistance of the wire harness, and the service life of the wire harness is prolonged.

The steel-tape armor layer 11 can effectively resist flame, and meanwhile, the steel-tape armor layer 11 can also effectively improve the tensile property of the wire harness.

The compression-resistant ring 12 is used for buffering the extrusion from the outside, protects the outer layer and the inner layer of the wire harness from being damaged, and improves the compression resistance and the service life of the wire harness.

After the pencil was put into buckle 13, insert the slot with the plug and can hoop the pencil, in addition, can set up corresponding pawl on the plug, set up corresponding pawl groove in the slot and prevent that the plug from extracting from the slot easily.

When buckle 13 is making, its size can be adjusted according to actual conditions, if the pencil of needs fixed minor diameter, can do little with buckle 13, if the pencil of needs fixed major diameter, can do little with buckle 13.

When the high-temperature-resistant wire harness is used specifically, the wire harness can be effectively prevented from spontaneous combustion due to high temperature under the action of the high-temperature fiber cloth wrapping layer 2, the filling pipe 3, the high-temperature-resistant flame retardant 5, the high-temperature-resistant substance 8 and the like.

In conclusion, by means of the technical scheme of the utility model, a plurality of high temperature resistant materials are arranged, which can resist high temperature, are not easy to generate spontaneous combustion and have good oxidation resistance; the material has good compression resistance and tensile resistance and long service life; the wiring harness can be installed together through the buckle, is tidy and attractive, and cannot interfere in the operation process of the equipment.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An engine wire harness comprises an outer insulating layer (1) and is characterized in that a plurality of annular buckles (13) are evenly distributed on the outer side of the outer insulating layer (1), a plug is arranged at one end of an opening of each buckle (13), a slot matched with the plug is formed in the other end of the opening of each buckle (13), a steel tape armoring layer (11) is arranged inside the outer insulating layer (1), a plurality of compression resisting rings (12) are arranged between the outer insulating layer (1) and the steel tape armoring layer (11), the compression resisting rings (12) are fixedly connected to the inner side of the outer insulating layer (1), an oxidation resisting layer (9) is arranged on the inner side of the steel tape armoring layer (11), a heat dissipation layer (10) is arranged on the inner side of the oxidation resisting layer (9), high-temperature fiber cloth is arranged on a winding layer (2), a glass fiber layer (4) is arranged inside the high-temperature fiber cloth winding layer, high temperature fiber cloth around covering (2) with be provided with a plurality of filler tubes (3) between glass fiber layer (4), filler tube (3) are including the body, the body intussuseption is filled with boron carbide or carborundum, high temperature fiber cloth around covering (2) with still fill between glass fiber layer (4) has high temperature flame retardant (5), the inside of glass fiber layer (4) is provided with many conductors (6) that the array distributes, the outside of conductor (6) is provided with gathers tetrafluoro around covering (7), the inside of glass fiber layer (4) still is filled with high temperature resistant material (8).

2. The engine wiring harness according to claim 1, characterized in that the high temperature flame retardant (5) is magnesium hydroxide or aluminum hydroxide.

3. The engine harness according to claim 1, characterized in that one of the conductors (6) is disposed at a central position, and the remaining conductors (6) are disposed around the conductor (6) at the central position.

4. The engine harness as claimed in claim 1, characterised in that the refractory (8) is calcium carbonate.

5. The engine wiring harness according to claim 1, characterized in that the material of the heat dissipation layer (10) is a thermally conductive ceramic.

6. The engine harness according to claim 1, characterized in that steel wires are implanted in the crush ring (12).