CN219046239U

CN219046239U - High temperature resistant power cord

Info

Publication number: CN219046239U
Application number: CN202223599349.0U
Authority: CN
Inventors: 张治朋; 林厚斌; 雷贵祥
Original assignee: Fuzhou Amy Yang Electronic Technology Co ltd
Current assignee: Fuzhou Amy Yang Electronic Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-19
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a high-temperature-resistant power line which comprises a male plug, a female plug and a wire harness, wherein the wire harness is arranged between the male plug and the female plug, the left end and the right end of the wire harness are respectively and fixedly connected with heat insulation jackets, the wire harness is respectively and fixedly connected with the middle parts of the rear sides of the male plug and the female plug through the heat insulation jackets, the wire harness comprises an outer jacket and a spiral insulating tape, the outer wall of the outer jacket is covered by the spiral insulating tape, a fireproof canvas belt is fixedly wound between the spiral insulating tape, the insulation effect of the wire harness can be improved by the spiral insulating tape, the abrasion resistance and the fireproof flame-retardant effect on the outer wall of the outer jacket can be improved, the heat insulation effect of the wire harness on the male plug in a wiring process can be improved, and the high-temperature resistance of the positions of connecting ends of the wire harness and the male plug and the female plug can be avoided, and the situation that the connecting ends of the wire harness are deformed due to melting of a wire core caused by overheating inside the wire harness is avoided.

Description

High temperature resistant power cord

Technical Field

The utility model relates to the technical field of power lines, in particular to a high-temperature-resistant power line.

Background

Along with the improvement of the requirements of people on the electric safety, when the power cable is used on high-power equipment, the condition that the electric wires and the cables are burnt out at high temperature often occurs, so that the high-temperature resistance and the flame retardance of the power cable are more and more concerned by people, and the structure of the power cable at present is mainly composed of a conductor, an insulator and a sheath.

Among the prior art, application number 202220958436.1 discloses a rice cooker high temperature resistant power cord, including public plug and female plug, be connected with electrically conductive pencil between public plug and the female plug, female plug one end fixed cover is equipped with the connection box, the connection box is close to female plug one end both sides and all opens and accomodates the groove, and accomodates groove one side inner wall and all open, all slide in the spout and be equipped with the slide bar, slide bar keep away from connection box one end and all be equipped with the second baffle, and two second baffles merge the back and female plug tip looks adaptation, be equipped with between second baffle and the slide bar and support tight rotating assembly, the connection box both sides are equipped with the pulling and receive the mechanism, and the used material of above-mentioned device electrically conductive pencil generally adopts crosslinked polyethylene insulation material, because this material is inflammable, and the insulator periphery does not have good protective layer moreover, so the fire behavior of power cord is not good, and especially electrically conductive pencil leads to the outside to send out to scald for a long time use with the public plug that the mains connection to make its inside electric wire take place because of the inside case internal environment temperature is too high.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

The utility model provides a high-temperature-resistant power line aiming at the problems in the related art so as to overcome the technical problems in the prior art.

For this purpose, the utility model adopts the following specific technical scheme:

the utility model provides a high temperature resistant power cord, includes public plug, female plug, wire pencil, the wire pencil sets up with between public plug, the female plug, both ends are thermal-insulated sheath of fixedly connected with respectively about the wire pencil, the wire pencil passes through thermal-insulated sheath respectively with public plug, female plug rear side middle part fixed connection, the wire pencil includes oversheath, spiral insulating tape cladding is on the oversheath outer wall, the winding is fixed with the fire prevention canvas between the spiral insulating tape.

Preferably, the male plug comprises a front cover plate and a rear cover plate, wherein the rear side of the front cover plate is fixedly connected with the rear cover plate, the front side of the front cover plate is fixedly connected with a ceramic block, and wiring metal inserting sheets are equidistantly arranged on the front side of the front cover plate.

Preferably, the wiring metal inserting pieces penetrate through the right side of the ceramic block, and the right side of the outer wall of the rear cover plate is provided with a ventilation net in a penetrating mode.

Preferably, the left side of the inner wall of the rear cover plate is symmetrically provided with a sleeve wire hose, the right side of the sleeve wire hose is communicated with a sleeve wire straight pipe which is fixedly connected with the sleeve wire hose, and radiating fins are arranged on the outer wall of the sleeve wire straight pipe at equal intervals.

Preferably, the inner wall of the sleeve hose is fixedly connected with glass fiber cloth, and the inner wall of the glass fiber cloth is coated with a conductive coating.

Preferably, the outer wall of the heat-insulating sheath is provided with ventilation holes in an equidistant penetrating way, the inner end of the heat-insulating sheath is connected with a connecting sleeve in a penetrating way, the connecting sleeve is fixedly connected with the outer wall of the wire harness, the inner wall of the heat-insulating sheath is fixedly connected with an epoxy resin pad, and the inner wall of the connecting sleeve is coated with silicone sealant.

The beneficial effects of the utility model are as follows:

1. the spiral insulating tape can increase the insulating effect of the wire harness, the fireproof canvas tape can improve the wear resistance and the fireproof flame-retardant effect on the outer wall of the outer sheath, the ceramic block can prevent high temperature generated by wires inside the socket from being transferred into the male plug, and the heat insulation effect can be achieved in the process of using the male plug wires in a targeted manner;

2. the heat generated by the zero line and the live wire can be absorbed by the radiating fins on the outer wall of the straight sleeve wire, and the ventilation net can be used for exhausting the heat in the male plug, so that the heat insulation and fire prevention effects are improved by the glass fiber cloth on the inner wall of the sleeve wire hose;

3. the high temperature resistance of the connection end positions of the wire harness, the male plug and the female plug is improved, and the situation that the connection end parts are melted and deformed due to overheating of the inner wire cores at the two ends of the wire harness is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed 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 utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of a high temperature resistant power cord according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram showing an internal structure of a conducting wire strap of a high temperature resistant power cord according to an embodiment of the present utility model;

fig. 3 is a schematic diagram of the internal structure of a male plug of a high temperature resistant power cord according to an embodiment of the present utility model;

fig. 4 is a view showing an internal structure of a heat insulating jacket of a high temperature resistant power line according to an embodiment of the present utility model.

In the figure:

1. a male plug; 2. a female plug; 3. a wire harness; 4. an outer sheath; 5. a spiral insulating tape; 6. fireproof canvas belts; 7. a front cover plate; 8. a back cover plate; 9. a ceramic block; 10. a wiring metal insert; 11. a ventilation screen; 12. a sleeve hose; 13. a straight sleeve wire pipe; 14. a heat sink; 15. glass fiber cloth; 16. a ventilation port; 17. a connection sleeve; 18. an epoxy resin pad; 19. silicone sealant; 20. and a heat insulation sheath.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, there is provided a high temperature resistant power cord.

Example 1

As shown in fig. 1-4, a high temperature resistant power cord according to an embodiment of the present utility model includes a male plug 1, a female plug 2, and a wire harness 3, wherein the wire harness 3 is disposed between the male plug 1 and the female plug 2, two ends of the wire harness 3 are respectively and fixedly connected with a heat insulation sheath 20, the wire harness 3 is respectively and fixedly connected with the male plug 1 and the middle part of the rear side of the female plug 2 through the heat insulation sheath 20, the wire harness 3 includes an outer sheath 4 and a spiral insulation tape 5, the spiral insulation tape 5 is coated on the outer wall of the outer sheath 4, a fireproof cloth tape 6 is wound and fixed between the spiral insulation tape 5, the male plug 1 includes a front cover plate 7 and a rear cover plate 8, the rear side of the front cover plate 7 is fixedly connected with the rear cover plate 8, a ceramic block 9 is fixedly connected with the front side of the front cover plate 7 at equal distance, a wiring metal insert 10 is spirally wound on the outer wall of the outer sheath 4, the spiral insulation tape 5 is made to cover the fireproof cloth tape 6 at a gap of the outer wall of the spiral insulation tape 5, the fireproof cloth tape 6 can increase the insulation effect of the wire harness 3, the fireproof cloth tape 6 can increase the insulation effect of the outer wall 4, and the fireproof cloth tape 6 can be coated on the outer wall of the outer sheath 4 and can be inserted into the inner side of the ceramic block 9 to the inner side of the ceramic block 1 when the ceramic block is used for heat insulation plug 1, and the inner plug 1 can be inserted into the inner plug 1.

Example two

As shown in fig. 1-4, a high temperature resistant power cord according to an embodiment of the present utility model includes a male plug 1, a female plug 2, and a wire harness 3, wherein the wire harness 3 is disposed between the male plug 1 and the female plug 2, the left and right ends of the wire harness 3 are respectively and fixedly connected with a heat insulation sheath 20, the wire harness 3 is respectively and fixedly connected with the rear middle parts of the male plug 1 and the female plug 2 through the heat insulation sheath 20, the wire harness 3 includes an outer sheath 4 and a spiral insulating tape 5, the spiral insulating tape 5 is wrapped on the outer wall of the outer sheath 4, a fireproof canvas 6 is wound and fixed between the spiral insulating tapes 5, a wiring metal insert 10 penetrates through the right side of the ceramic block 9, the right side of the outer wall of the back cover plate 8 is penetrated with a ventilation net 11, the left side of the inner wall of the back cover plate 8 is symmetrically provided with a sleeve hose 12, the right side of the sleeve hose 12 is penetrated and fixedly connected with a sleeve 13, the outer wall of the sleeve 13 is equidistantly provided with a heat dissipation sheet 14, the inner wall of the sleeve 12 is fixedly connected with a glass fiber cloth 15, the inner wall of the glass fiber cloth 15 is coated with a conductive coating, the inner part of the wire harness 3 penetrates through the sleeve 12, the inner wall of the sleeve 13, the outer wall of the sleeve 13 is covered with a heat dissipation sheet 14, and the heat dissipation sheet of the inner wall of the sleeve 13 can be absorbed by the heat dissipation net 11 on the inner wall of the heat dissipation net 1, and the inner wall of the heat dissipation net 1 can be increased.

Example III

As shown in fig. 1-4, a high temperature resistant power cord according to an embodiment of the present utility model includes a male plug 1, a female plug 2, and a wire harness 3, wherein the wire harness 3 is disposed between the male plug 1 and the female plug 2, the left and right ends of the wire harness 3 are respectively and fixedly connected with a heat insulation sheath 20, the wire harness 3 is respectively and fixedly connected with the rear middle parts of the male plug 1 and the female plug 2 through the heat insulation sheath 20, the wire harness 3 includes an outer sheath 4 and a spiral insulating tape 5, the spiral insulating tape 5 is coated on the outer wall of the outer sheath 4, a fireproof canvas 6 is wound and fixed between the spiral insulating tapes 5, an air-permeable port 16 is equidistantly and penetratingly arranged on the outer wall of the heat insulation sheath 20, the inner end of the heat insulation sheath 20 is penetratingly connected with a connection sleeve 17, the connection sleeve 17 is fixedly connected with the outer wall of the wire harness 3, an epoxy resin pad 18 is fixedly connected on the inner wall of the heat insulation sheath 20, the inner wall of the connection sleeve 17 is coated with a silicone sealant 19, the air-permeable port 16 can discharge heat inside the connection positions of the wire harness 3 and the male plug 1 and the female plug 2, the epoxy pad 18 has better heat resistance and electrical insulation property, the wire harness 3 and the connection positions of the male plug 1 and the female plug 2 can avoid the wire harness from being deformed due to the high temperature deformation.

In summary, by means of the above technical scheme of the utility model, when the device is used, the spiral insulating tape 5 is spirally wound on the outer wall of the outer sheath 4, the fireproof canvas tape 6 is wrapped at the gap of the spiral insulating tape 5 on the outer wall of the outer sheath 4, when the wiring metal inserting sheet 10 is inserted into the socket hole, the ceramic block 9 is attached to the outer wall of the inserting plate, the ceramic block 9 can prevent high temperature generated by wires in the socket from being transferred into the male plug 1, the zero line and live wire in the wire harness 3 penetrates through the sleeve hose 12 and the outer end of the sleeve straight pipe 13, the radiating fins 14 on the outer wall of the sleeve straight pipe 13 can absorb heat generated by the zero line and live wire, the ventilation net 11 can exhaust heat in the male plug 1, the ventilation port 16 can exhaust heat in the connecting position of the wire harness 3 and the male plug 1 and the female plug 2, the epoxy resin pad 18 has good heat resistance and electrical insulation, and the high temperature resistance of the connecting end position of the wire harness 3 and the male plug 1 and the female plug 2 can be improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a high temperature resistant power cord, includes public plug (1), female plug (2), wire pencil (3), its characterized in that, wire pencil (3) set up with between public plug (1), the female plug (2), both ends are thermal-insulated sheath (20) respectively fixedly connected with about wire pencil (3), wire pencil (3) pass through thermal-insulated sheath (20) respectively with public plug (1), female plug (2) rear side middle part fixed connection, wire pencil (3) include oversheath (4), spiral insulating tape (5) cladding is on oversheath (4) outer wall, it is fixed with fire prevention canvas (6) to wind between spiral insulating tape (5).

2. The high-temperature-resistant power cord according to claim 1, wherein the male plug (1) comprises a front cover plate (7) and a rear cover plate (8), the rear side of the front cover plate (7) is fixedly connected with the rear cover plate (8), the front side of the front cover plate (7) is fixedly connected with a ceramic block (9), and wiring metal inserting sheets (10) are equidistantly arranged on the front side of the front cover plate (7).

3. The high-temperature-resistant power line according to claim 2, wherein the wiring metal inserting pieces (10) penetrate through the right side of the ceramic block (9), and the right side of the outer wall of the rear cover plate (8) is provided with a ventilation net (11) in a penetrating manner.

4. A high temperature resistant power cord according to claim 3, characterized in that, the left side of the inner wall of the back cover plate (8) is symmetrically provided with a sleeve hose (12), the right side of the sleeve hose (12) is fixedly connected with a sleeve straight tube (13) in a penetrating way, and the outer wall of the sleeve straight tube (13) is provided with cooling fins (14) at equal intervals.

5. The high-temperature-resistant power cord according to claim 4, wherein a glass fiber cloth (15) is fixedly connected to the inner wall of the sleeve hose (12), and a conductive coating is coated on the inner wall of the glass fiber cloth (15).

6. The high-temperature-resistant power line according to claim 1, wherein ventilation ports (16) are formed in the outer wall of the heat insulation sheath (20) in an equidistant penetrating manner, a connecting sleeve (17) is connected to the inner end of the heat insulation sheath (20) in a penetrating manner, the connecting sleeve (17) is fixedly connected with the outer wall of the wire harness (3), an epoxy resin pad (18) is fixedly connected to the inner wall of the heat insulation sheath (20), and silicone sealant (19) is coated on the inner wall of the connecting sleeve (17).