CN212390459U

CN212390459U - Multipurpose dry-burning hand-warming quilt warmer

Info

Publication number: CN212390459U
Application number: CN202020913440.7U
Authority: CN
Inventors: 张毅
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-01-22
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a multipurpose dry-burning hand warming quilt warmer, which comprises a heating plate, a wire, a switch component and a power plug component. The device adopts the resistance heating sheet to heat the metal plate for heat transfer to provide heating, is plug-and-play and is very convenient; the dry-burning type heating is realized, and the pressure resistance of the interior is strong without liquid. The heating plate is in a flat plate shape and can be used for warming hands and feet, baking clothes and the like. The multifunctional charging socket adopts various power supplies and plug configurations, and can be connected with various models such as household electricity, USB charging, vehicle-mounted cigarette lighter charging and the like. The device has constant temperature, rapid heat transfer and outstanding heating effect. The device has no conducting liquid, light weight, thin thickness, capability of being dried and burnt, heavy pressure resistance and sustainable use. Compared with the traditional hand warmer, foot warmer, hot water bag, electric blanket and the like, the electric heating blanket has obvious difference and advantages.

Description

Multipurpose dry-burning hand-warming quilt warmer

Technical Field

The utility model relates to an electric heater field specifically is a multipurpose dry combustion method warms up hand and warms up by ware.

Background

The electric heater uses electricity as a main energy source, adopts modes of resistance heating, induction heating, electric arc heating, electron beam heating, infrared heating, medium heating and the like, and supplies heat to a human body through direct contact, warm air convection, heat conduction liquid circulation, far infrared radiation and the like.

The existing hand and foot warmer usually adopts heating heat-conducting liquid firstly and then heating. Such devices need to be heated in advance, cannot be used immediately or continuously, and are very inconvenient to use outdoors.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the above background technical difficulties and provide a plug-and-play multipurpose dry-burning hand-warming quilt warmer.

In order to achieve the purpose, the technical scheme is as follows:

a multipurpose hand warming and quilt drying device comprises a heating plate, a wire, a switch assembly and a power plug assembly, wherein the heating plate is a heat dissipation metal plate, the back of the heating plate is provided with a plurality of resistance heating pieces, the resistance heating pieces are covered with an insulating layer, the back of the heating plate is also provided with a rear cover, and the heating plate is also provided with a heat insulation sleeve; after the power is switched on, the resistance heating sheet generates heat, the heat is conducted to the metal heating plate, the metal heating plate is heated in a dry burning mode, and the liquid-free interior has strong pressure resistance.

Further, the heating plate is an aluminum plate.

Furthermore, an insulating interlayer is arranged between the resistance heating sheet and the heating plate.

Furthermore, the insulating layer covered on the resistance heating sheet is insulating sealant.

Furthermore, the switch assembly is provided with a gear switch and a timing switch, the gear switch corresponds to the opening and closing of the part or the plurality of resistance heating sheets, and the timing switch is connected with the main switch through a timer.

Further, the power plug assembly is a power adapter, a USB charging interface or a cigarette lighter interface.

Furthermore, the power plug assembly is provided with a leakage protection device, a leakage test switch and a power indicator lamp.

Furthermore, the rear cover is installed on the heating plate through a fixing screw, and a certain distance is formed between the rear cover and the resistance heating sheet and between the rear cover and the insulating layer of the resistance heating sheet.

Further, the rear cover is in a sealing state, and a sealing ring is arranged between the rear cover and the heating plate.

The beneficial effect who adopts above-mentioned scheme does: the multipurpose dry-heating hand warming quilt device adopts the resistance heating sheet to heat the metal plate for heat transfer to provide heating, is plug-and-play and is very convenient. The heating plate is in a flat plate shape and can be used for warming hands and feet, baking clothes and the like. The multifunctional charger adopts various power supplies and plug configurations, and can be matched with various models such as a household 220V power supply, USB charging, vehicle-mounted cigarette lighter charging and the like. The device has constant temperature, rapid heat transfer and outstanding heating effect. The device has no conducting liquid, light weight, thin thickness, capability of being dried and burnt, heavy pressure resistance and sustainable use. The heating surface of the heating plate is constant in temperature and free of heat accumulation, the pressure resistance is good, the rear cover is independently supported, and equipment cannot be damaged by pressure, so that potential safety hazards are avoided. Compared with the traditional hand warmer, foot warmer, hot water bag, electric blanket and the like, the electric heating blanket has obvious difference and advantages.

Drawings

Fig. 1 is a schematic structural view of the multipurpose hand and quilt warmer with dry heating of the utility model.

Fig. 2 is a perspective view of the side structure of the multipurpose hand and quilt warmer of the present invention.

In the figure, a heating plate 1, a fixing screw 2, a lead 3, a switch component 4, a power plug component 5, a resistance heating sheet 6, an insulating layer 7, a rear cover 8 and a heat insulation sleeve 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, examples of which are shown in the drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements, unless otherwise indicated.

It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 2, a multipurpose is done and is burnt warm hand and is warmed up by ware contains board 1, wire 3, switch module 4 and power plug subassembly 5 generate heat, board 1 that generates heat is the heat dissipation metal sheet, and the back of board 1 that generates heat is equipped with a plurality of resistance and generates heat piece 6, resistance generates heat piece 6 coats and is stamped insulating layer 7, the back of board 1 that generates heat still is equipped with back lid 8, still be equipped with the insulation cover 9 on the board 1 that generates heat. This product gets the electricity through power plug subassembly 5, through wire 3 and switch module 4, makes resistance heating element 6 generate heat, and heat conduction evenly scatters on board 1 that generates heat, provides the heating and uses. The thermal insulation sleeve 9 is made of cotton spinning materials, and decorative patterns are arranged on the surface of the thermal insulation sleeve. After the power is on, the resistance heating sheet 6 generates heat, the heat is conducted to the metal heating plate 1, the metal heating plate is heated in a dry burning mode, and the liquid-free interior has strong pressure resistance.

The heating plate 1 is an aluminum plate or an aluminum alloy plate, has light material quality, good finish degree and heat transfer performance, can make the product beautiful, has balanced heating surface heat, does not gather heat and has constant temperature. And a heat conduction and insulation interlayer is arranged between the resistance heating sheet 6 and the heating plate 1, is in a thin-layer shape and is made of high-temperature-resistant ceramic, mica or glass fiber composite materials and the like. The insulating layer 7 covered on the resistance heating sheet 6 is an insulating sealant, and is a material with heat insulation performance, such as a porous insulating sealant.

The switch component 4 is provided with a gear switch and a timing switch, the gear switch corresponds to the opening and closing of the part or the plurality of resistance heating pieces, and the timing switch is connected with the main switch through a timer. The gear switch is provided with a high gear and a middle gear, and all, part and individual resistance heating sheets 6 are correspondingly turned on respectively. The timing switch comprises a timer connected with the main switch, and a clockwork timer or an electronic timer can be adopted to close the equipment according to the preset time of a user. The power plug assembly 5 is a 220V household power adapter, a 5V USB charging interface, or a 12V cigarette lighter interface and the like, and a power transformer and an adaptive electronic element device are arranged in the power plug according to specific conditions and according to rated working voltages of the power plug assembly 5 and the resistance heating sheet 6.

When the power plug assembly 5 is a 220V household power adapter, the power plug assembly 5 is provided with a leakage protection device, a leakage test switch and a power indicator lamp. The leakage protection device can be used for detecting whether the leakage protection device is normal or not and indicating whether the power supply is switched on or not. The 220V household power adapter with the leakage protection and the leakage test can be directly purchased in the market.

The rear cover 8 is mounted on the heating plate 1 through the fixing screw 2, and a certain distance is reserved between the rear cover 8 and the resistance heating sheet 6 and the insulating layer 7 thereof. The dull and stereotyped board 1 resistance to compression that generates heat of metal is good, and back lid 8 adopts independent support, strengthens compressive property, and the difficult phenomenon that takes place to damage internal plant, and then causes the phenomenon of potential safety hazard. The back lid is encapsulated, is equipped with the sealing washer between back lid and the board that generates heat for equipment possesses better dampproofing and waterproofing performance.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The gear switch is provided with three gears of high, middle and low, which respectively correspond to resistance heating sheets with power of 10W, 20W and 30W, so that the surface temperature of the heating plate can reach 36 ℃, 47 ℃ and 58 ℃, and the front surface of the heating plate is provided with a heat insulation film for heating by touch. The heat insulation film can be plastic film, cotton cloth and other materials.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a multipurpose dry combustion method warms up hand and warms up by ware, contains heating plate, wire, switch module and power plug subassembly, characterized by: the heating plate is a heat dissipation metal plate, the back of the heating plate is provided with a plurality of resistance heating pieces, insulating layers are covered on the resistance heating pieces, the back of the heating plate is also provided with a rear cover, and the heating plate is also provided with a heat insulation sleeve; after the power is switched on, the resistance heating sheet generates heat, the heat is conducted to the metal heating plate, the metal heating plate is heated in a dry burning mode, and the liquid-free interior has strong pressure resistance.

2. The multipurpose dry-fire hand and quilt warmer of claim 1, wherein: the heating plate is an aluminum plate.

3. The multipurpose dry-fire hand and quilt warmer of claim 1, wherein: an insulating interlayer is arranged between the resistance heating sheet and the heating plate.

4. The multipurpose dry-fire hand and quilt warmer of claim 1, wherein: the insulating layer covered on the resistance heating sheet is insulating sealant.

5. The multipurpose dry-fire hand and quilt warmer of claim 1, wherein: the switch assembly is provided with a gear switch and a timing switch, the gear switch corresponds to the opening and closing of the part or the plurality of resistance heating pieces, and the timing switch is connected with the main switch through a timer.

6. The multipurpose dry-fire hand and quilt warmer of claim 1, wherein: the power plug assembly is a power adapter, a USB charging interface or a cigarette lighter interface.

7. The multipurpose dry-fire hand and quilt warmer of claim 6, wherein: and the power plug assembly is provided with an electric leakage protection device, an electric leakage test switch and a power indicator lamp.

8. The multipurpose dry-fire hand and quilt warmer of claim 1, wherein: the rear cover is arranged on the heating plate through a fixing screw, and a certain distance is formed between the rear cover and the resistance heating sheet and between the rear cover and the insulating layer of the resistance heating sheet.

9. The multipurpose dry-fire hand and quilt warmer of claim 1, wherein: the back lid is the encapsulated situation, is equipped with the sealing washer between back lid and the board that generates heat.