CN214799943U

CN214799943U - Double-layer heating wire of electric blanket

Info

Publication number: CN214799943U
Application number: CN202121332948.9U
Authority: CN
Inventors: 刘剑平
Original assignee: Shanghai Jianjian Wire Electric Appliance Co ltd
Current assignee: Shanghai Jianjian Wire Electric Appliance Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-11-19
Anticipated expiration: 2031-06-16

Abstract

The utility model discloses a double-deck heating wire of electric blanket relates to electric blanket heating wire technical field, the utility model discloses a protective layer ageing resistance insulating layer, temperature sensing layer and the high-strength high temperature resistant insulation dabber, the outer fixed surface of high-strength high temperature resistant insulation dabber is connected with graphite alkene fin, the surface of graphite alkene fin is provided with high strength heating alloy silk, the surface on temperature sensing layer is provided with full circuit protection silk, the inside of protective layer is provided with the resistance to compression and turns round the layer, the resistance to compression is turned round the inside on layer and is provided with elasticity resistance to compression fibre, elasticity resistance to compression fibre's top and bottom is provided with bar resistance to compression axle, be provided with the elasticity spin between the inside and the resistance to compression of protective layer and the resistance to compression and turn round the layer. The utility model relates to a double-deck line that generates heat of electric blanket has improved the radiating effect, makes its heat dissipation even, possesses good compressive property, prevents that the line that generates heat from being out of shape and producing the emergence that local high temperature arouses dangerous accident, has improved the security performance, brings more convenience for the user, has increased the practicality of electric blanket.

Description

Double-layer heating wire of electric blanket

Technical Field

The utility model relates to an electric blanket heating wire technical field, in particular to electric blanket double-deck heating wire.

Background

Along with the progress of science and technology in China, the latest research and development science and technology product brings great convenience to the life of people, the living standard of people is obviously improved, in cold winter, some families can use the air conditioner to provide warmth, the temperature is kept constant, but because the power of the air conditioner is larger, the power consumption is higher, if all-weather the air conditioner is opened, the economic burden of people is greatly increased, people can use the electric blanket in the life of living at home, the electric blanket is small and exquisite and convenient, and can provide certain temperature, the structural principle of the electric blanket is that a heating wire is installed below the blanket, the heating wire generates heat, the effect that people can keep warm and heat during sleeping is achieved, and obvious benefits are brought to people.

In the current market, some electric blankets have nonuniform heating and unsatisfactory heat dissipation effects, cause overhigh local temperature or overlow local temperature, and easily cause fire hazard accidents due to overhigh local temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-deck heating wire of electric blanket, it is inhomogeneous that some electric blankets exist to generate heat in can effectively solving the background art, the radiating effect is unsatisfactory, lead to local high temperature or local temperature to hang down excessively, local high temperature causes the dangerous accident of getting on fire easily, and because the electric blanket is used when people sleep, people lie and can form the extrusion to the electric blanket and lead to the heating wire to damage or warp easily, lead to local overheated emergence accident, perhaps the folding of electric blanket is packed up, make the heating wire rupture damage easily, cause economic loss's problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a double-layer heating wire of an electric blanket comprises a protective layer, an anti-aging insulating layer, a temperature sensing layer and a high-strength high-temperature-resistant insulating core shaft, the inner surface of the protective layer is fixedly connected with the outer surface of the anti-aging insulating layer, the inner surface of the anti-aging insulating layer is fixedly connected with the outer surface of the temperature sensing layer, the inner surface of the temperature sensing layer is fixedly connected with the outer surface of the high-strength high-temperature-resistant insulating mandrel, the outer surface of the high-strength high-temperature-resistant insulating mandrel is fixedly connected with a graphene radiating fin, the outer surface of the graphene radiating fin is provided with a high-strength heating alloy wire, the outer surface of the temperature sensing layer is provided with a full-line protection wire, the protective layer is internally provided with a compression-resistant and torsion-resistant layer, the compression-resistant and torsion-resistant layer is internally provided with elastic compression-resistant fibers, the upper and lower sides of the elastic compression-resistant fiber are provided with strip-shaped compression-resistant shafts, and elastic rolling balls are arranged between the inside of the protective layer and the compression-resistant torsion-resistant layer.

Preferably, the anti-aging insulating layer is made of polytetrafluoroethylene.

Preferably, the number of the graphene radiating fins is several, and the graphene radiating fins are uniformly arranged on the outer surface of the high-strength high-temperature-resistant insulating mandrel.

Preferably, the high-strength heating alloy wire is spirally wound around the graphene radiating fin, and the high-strength heating alloy wire is electrically connected with an external power supply through a lead.

Preferably, the full-line protection wire is spirally wound around the temperature sensing layer, and the full-line protection wire is electrically connected with an external power supply through a lead.

Preferably, elasticity resistance to compression fibre is wavy distribution in the inside of protective layer, elasticity resistance to compression fibrous material is polyurethane elastic fiber, the quantity of bar resistance to compression axle has a plurality of groups, bar resistance to compression axle distributes in elasticity resistance to compression fibrous upper and lower wave turning, the material of bar resistance to compression axle is polyvinyl fluoride composite.

Preferably, the number of the elastic rolling balls is provided with a plurality of groups, and the elastic rolling balls are distributed between the protective layer and the pressure-resistant and torsion-resistant layer in an annular array.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, possess fine high temperature resistant and insulating performance through the high strength high temperature resistant insulating dabber, it is inhomogeneous to prevent to appear heat conduction heat dissipation, through with high strength heating alloy silk winding around graphite alkene fin, wherein graphite alkene fin possesses good radiating effect, the heat that lets the production of high mild heating alloy silk evenly spreads, avoided the inhomogeneous local high temperature that leads to of heat dissipation and taken place dangerous condition, the radiating effect is good to the factor of safety of electric blanket has been improved.

2. The utility model discloses in, through setting up the resistant layer of turning round of resistance to compression, the resistant fibrous material of elasticity resistance to compression who turns round that sets up in the layer is polyurethane elastic fiber, polyurethane elastic fiber possesses good resistance to compression and elastic function, can make the user extrude on the electric blanket and also can not lead to the heating wire to damage and break, the further improvement of bar resistance to compression axle the resistance to compression function of electric blanket, wherein the elasticity spin can play support and elastic effect, prevent that the user from producing the extrusion to the heating wire when rolling on the electric blanket, avoid the heating wire to warp the condition that produces local high temperature to take place, and high strength heating alloy silk all is the heliciform with full circuit protection silk, possess certain elastic property, can effectually prevent its damage, the security performance is improved, more convenience has been brought for the user, the practicality of electric blanket has been increased.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a double-layer heating wire of an electric blanket of the present invention;

fig. 2 is a schematic view of a partial cross-sectional structure of a double-layer heating wire of an electric blanket of the present invention;

FIG. 3 is a schematic cross-sectional view of a double-layer heating wire of an electric blanket according to the present invention;

fig. 4 is a schematic view of the connection structure of the rigid-strength high-temperature-resistant insulating mandrel and the graphene radiating fin of the double-layer heating wire of the electric blanket of the present invention;

fig. 5 is a schematic view of the structure of the electric blanket with a double-layer heating wire according to the present invention.

In the figure: 1. a protective layer; 2. an anti-aging insulating layer; 3. a temperature sensing layer; 4. a high-strength high-temperature-resistant insulating mandrel; 5. a graphene heat sink; 6. heating the alloy wire with high strength; 7. protecting wires of the whole line; 8. a compression-resistant and torsion-resistant layer; 9. elastic compression-resistant fibers; 10. a strip-shaped compression shaft; 11. an elastic rolling ball.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the utility model relates to a double-layer heating wire for an electric blanket, which comprises a protective layer 1, an anti-aging insulating layer 2, a temperature sensing layer 3 and a high-strength high-temperature-resistant insulating core shaft 4, wherein the inner surface of the protective layer 1 is fixedly connected with the outer surface of the anti-aging insulating layer 2, the inner surface of the anti-aging insulating layer 2 is fixedly connected with the outer surface of the temperature sensing layer 3, the inner surface of the temperature sensing layer 3 is fixedly connected with the outer surface of the high-strength high-temperature-resistant insulating core shaft 4, the outer surface of the high-strength high-temperature-resistant insulating core shaft 4 is fixedly connected with a graphene radiating fin 5, the outer surface of the graphene radiating fin 5 is provided with a high-strength heating alloy wire 6, the outer surface of the temperature sensing layer 3 is provided with a full-line protective wire 7, the protective layer 8 is arranged inside the protective layer 1, the elastic compression fiber 9 is arranged inside the compression layer 8, and the bar-shaped compression shaft 10 is arranged above and below the elastic compression fiber 9, an elastic rolling ball 11 is arranged between the inner part of the protective layer 1 and the compression-resistant and torsion-resistant layer 8.

Furthermore, the anti-aging insulating layer 2 is made of polytetrafluoroethylene, and has a good anti-aging insulating effect.

Further, the number of the graphene radiating fins 5 is provided with a plurality of groups, the graphene radiating fins 5 are uniformly arranged on the outer surface of the high-strength high-temperature-resistant insulating core shaft 4, the radiating effect of the graphene radiating fins 5 is good, the radiating function of the heating wire is improved, the heat radiation is uniform, and the danger caused by local high temperature is avoided.

Further, the high-strength heating alloy wire 6 is spirally wound around the graphene radiating fins 5, the high-strength heating alloy wire 6 is electrically connected with an external power supply through a lead, and the external power supply is electrified to enable the high-strength heating alloy wire 6 to generate heat to be radiated through the graphene radiating fins 5.

Further, full line protection silk 7 is the heliciform winding around temperature sensing layer 3, full line protection silk 7 is electric connection through wire and external power source, full line protection silk 7 is through when certain point overtemperature of heating wire leads to when the breakdown between the heating wire layer, full line protection silk 7 feeds back the signal to the controller, the controller starts thermal protection system, automatic fusing thermal fuse ware in the time very fast, auto-power-off, thereby effectively avoid the heating wire to lead to further occurence of failure because of the overtemperature.

Further, elasticity resistance to compression fibre 9 is wavy distribution in the inside of protective layer 1, elasticity resistance to compression fibre 9's material is polyurethane elastic fiber, the quantity of bar resistance to compression axle 10 has a plurality of groups, bar resistance to compression axle 10 distributes in elasticity resistance to compression fibre 9's upper and lower wave turning, bar resistance to compression axle 10's material is polyfluoroethylene combined material, improve resistance to compression and resistant performance of turning round, prevent that the line that generates heat from being out of shape or damaging because of the extrusion two, avoid local high temperature to lead to dangerous emergence.

Further, there are a plurality of groups in the quantity of elasticity spin 11, and elasticity spin 11 is annular array and distributes between protective layer 1 and the resistant layer 8 of turning round of resistance to compression, possesses good elasticity, and the protection line that just can be further can not extrudeed.

The utility model discloses a theory of operation does: the high-strength high-temperature-resistant insulating mandrel 4 has good high-temperature-resistant and insulating properties, uneven heat conduction and heat dissipation is prevented, the high-strength heating alloy wire 6 is wound around the graphene heat dissipation sheet 5, the graphene heat dissipation sheet 5 has a good heat dissipation effect, heat generated by the high-light heating alloy wire 6 is uniformly dispersed, the situation that the local temperature is too high due to uneven heat dissipation and danger is caused is avoided, the heat dissipation effect is good, the safety coefficient of the electric blanket is improved, the compression-resistant and torsion-resistant layer 8 is arranged, the elastic compression-resistant fibers 9 arranged in the compression-resistant and torsion-resistant layer 8 are made of polyurethane elastic fibers, the polyurethane elastic fibers have good compression-resistant and elastic functions, a user can extrude the electric blanket without damaging and breaking heating wires, and the compression-resistant function of the electric blanket is further improved by the bar-shaped compression-resistant shaft 10, wherein elasticity spin 11 can play support and elastic effect, prevents that the user from producing the extrusion to the line that generates heat when rolling on the electric blanket, avoids the line that generates heat to warp the condition emergence that produces local high temperature, and high strength heating alloy silk 6 all is the heliciform with full circuit protection silk 7, possesses certain elasticity performance, can effectually prevent its damage, has improved the security performance, has brought more convenience for the user, has increased the practicality of electric blanket.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A double-layer heating wire of an electric blanket is characterized in that: the temperature-sensing and heat-insulating composite material comprises a protective layer (1), an anti-aging insulating layer (2), a temperature-sensing layer (3) and a high-strength high-temperature-resistant insulating mandrel (4), wherein the inner surface of the protective layer (1) is fixedly connected with the outer surface of the anti-aging insulating layer (2), the inner surface of the anti-aging insulating layer (2) is fixedly connected with the outer surface of the temperature-sensing layer (3), the inner surface of the temperature-sensing layer (3) is fixedly connected with the outer surface of the high-strength high-temperature-resistant insulating mandrel (4), a graphene radiating fin (5) is fixedly connected with the outer surface of the high-strength high-temperature-resistant insulating mandrel (4), a high-strength heating alloy wire (6) is arranged on the outer surface of the graphene radiating fin (5), a full-line protective wire (7) is arranged on the outer surface of the temperature-sensing layer (3), a pressure-resistant torsion layer (8) is arranged in the protective layer (1), and elastic pressure-resistant torsion fibers (9) are arranged in the pressure-resistant torsion layer (8), strip-shaped compression shafts (10) are arranged above and below the elastic compression fibers (9), and elastic rolling balls (11) are arranged between the inside of the protective layer (1) and the compression torsion-resistant layer (8).

2. The double-layer heating wire of the electric blanket as claimed in claim 1, wherein: the anti-aging insulating layer (2) is made of polytetrafluoroethylene materials.

3. The double-layer heating wire of the electric blanket as claimed in claim 1, wherein: the number of the graphene radiating fins (5) is provided with a plurality of groups, and the graphene radiating fins (5) are uniformly arranged on the outer surface of the high-strength high-temperature-resistant insulating mandrel (4).

4. The double-layer heating wire of the electric blanket as claimed in claim 1, wherein: the high-strength heating alloy wire (6) is spirally wound around the graphene radiating fins (5), and the high-strength heating alloy wire (6) is electrically connected with an external power supply through a lead.

5. The double-layer heating wire of the electric blanket as claimed in claim 1, wherein: the full-line protection wire (7) is spirally wound around the temperature sensing layer (3), and the full-line protection wire (7) is electrically connected with an external power supply through a lead.

6. The double-layer heating wire of the electric blanket as claimed in claim 1, wherein: elastic compression resistance fiber (9) are the wavy inside that distributes in protective layer (1), elastic compression resistance fiber's (9) material is polyurethane elastic fiber, the quantity of bar compressive axis (10) has a plurality of groups, bar compressive axis (10) distribute in elastic compression resistance fiber's (9) upper and lower wave turn, the material of bar compressive axis (10) is polyvinyl fluoride combined material.

7. The double-layer heating wire of the electric blanket as claimed in claim 1, wherein: the number of the elastic rolling balls (11) is provided with a plurality of groups, and the elastic rolling balls (11) are distributed between the protective layer (1) and the compression-resistant and torsion-resistant layer (8) in an annular array.