CN-224215560-U - Heating device and warmer

Abstract

The utility model provides a heating device which comprises a mounting shell, hollow thick film heating pipes and heat diffusion pipes, wherein a cavity body is vertically penetrated in the mounting shell, the hollow thick film heating pipes are vertically arranged in the cavity body, connecting wires are arranged on the hollow thick film heating pipes, and the heat diffusion pipes are vertically and oppositely arranged on two side end faces of the mounting shell and are arranged at intervals along the length direction of the mounting shell. The thick film resistance heating technology of the hollow thick film heating pipe is utilized, the hollow thick film heating pipe is enabled to achieve rapid heating after being electrified, heat energy is simultaneously conducted to the heat diffusion pipes on two sides of the installation shell, hot air is continuously released upwards through natural convection of air, the heat diffusion effect is good, and the hollow thick film heating pipe has the characteristics of low heat capacity, oxidation resistance, low radiation and the like, so that the service life of the heating device can be effectively prolonged.

Inventors

• Luo Fangtong
• LUO SHIZHENG

Assignees

• 广东澳宇电器有限公司

Dates

Publication Date

20260508

Application Date

20250522

Claims (10)

1. 1. A heat generating device, comprising: The installation shell is internally provided with a vertically through cavity; The hollow thick film heating tube is vertically arranged in the cavity, and a connecting wire is arranged on the hollow thick film heating tube; The heat diffusion pipes are vertically and oppositely arranged on the end surfaces of the two sides of the installation shell and are arranged at intervals along the length direction of the installation shell.
2. 2. A heat generating device as recited in claim 1, wherein at least two of said hollow thick film heat generating tubes are provided and spaced along the length of said cavity.
3. 3. A heating device according to claim 2, wherein terminals are provided in the cavity adjacent to each of the ends of the hollow thick film heating tubes, and the connecting wires of the hollow thick film heating tubes are threaded through and fixed to the terminals.
4. 4. A heating device according to claim 3, wherein two ends of the hollow thick film heating tube are provided with anchor ear connectors, and the anchor ear connectors at two ends of the hollow thick film heating tube are connected with the connecting terminals by screws.
5. 5. A heat generating device as recited in claim 2, wherein the number of said hollow thick film heat generating tubes is less than the number of said heat diffusion tubes.
6. 6. A heat generating device as claimed in claim 2, wherein the outer peripheral surface of said hollow thick film heat generating tube is provided with an insulating coating.
7. 7. A heating apparatus according to claim 2 wherein the outer periphery of the hollow thick film heating tube is provided with a high temperature resistant ceramic tube.
8. 8. A heat generating device as defined in claim 2, wherein said heat diffusion tube has a rectangular or circular cross section, and said heat diffusion tube is integrally formed with a side end surface of said mounting case.
9. 9. The heating device of claim 8, wherein the outer surfaces of the heat diffusion tube and the mounting housing are provided with a graphene far infrared coating.
10. 10. The warmer is characterized by comprising a host shell, a fan and the heating device according to any one of claims 1-9, wherein an air outlet and an air inlet are formed in the host shell, the heating device is vertically arranged inside the host shell relative to the air outlet, and the fan is arranged at the bottom of the heating device and is arranged close to the air inlet.

Description

Heating device and warmer Technical Field The utility model relates to the technical field of heating, in particular to a heating device and a warmer. Background The convection type electric heater uses the aerodynamic principle to make the heating from bottom to top, and uses the natural convection of air to exchange heat. In the prior art, a heating device commonly used for a warmer is a metal heating body (aluminum/copper), and the principle is that the heat diffusion is carried out through the good heat dissipation characteristic of an aluminum sheet material, so that the environment temperature is improved, the disadvantages are that the heating speed is low, the heat conduction efficiency is obviously reduced after high-temperature oxidation, the service life is short, the metal material is conductive, the leakage risk exists, the oxidation is carried out at a high temperature, the safety is reduced, and the heat coverage space is small. 2. The graphene coating (combined with the metal heating element) is used for coating the graphene on the basis of the original metal heating element, so that the heating uniformity and the heat dissipation efficiency of the metal heating element are improved, but the manufacturing cost is higher. 3. The carbon crystal plate/carbon fiber heating wire is essentially a carbon crystal electric heating plate, which is prepared by synthesizing carbon crystal particles composed of carbon fibers and high polymer resin, and is used as a heating material, and a shell is generally made of metal materials such as aluminum alloy profiles for heat dissipation. The disadvantage is that the cost of entering the hand is higher, and the security is general, and direct contact can scald one's hands, is used for frock wall heating more. In addition, the warmer adopting the heating device can generate electromagnetic radiation in the use process, and the effect on human health is caused. Disclosure of utility model The utility model aims to provide a heating device with high heating speed, good heat diffusion effect and long service life. In order to achieve the purpose, the utility model provides a heating device which comprises a mounting shell, a hollow thick film heating pipe and a heat diffusion pipe, wherein a cavity which is vertically penetrated is arranged in the mounting shell, the hollow thick film heating pipe is vertically arranged in the cavity, connecting wires are arranged on the hollow thick film heating pipe, and the heat diffusion pipes are vertically and oppositely arranged on two side end surfaces of the mounting shell and are arranged at intervals along the length direction of the mounting shell. Further, at least two hollow thick film heating tubes are arranged at intervals along the length of the cavity. Further, connecting terminals are arranged at two ends, close to each hollow thick film heating tube, in the cavity, and the connecting wires of the hollow thick film heating tubes penetrate through and are fixed on the connecting terminals. Further, anchor ear connectors are arranged at two ends of the hollow thick film heating tube, and the anchor ear connectors at two ends of the hollow thick film heating tube are connected with the wiring terminals through screws. Further, the number of hollow thick film heating tubes is less than the number of heat diffusion tubes. Further, the outer peripheral surface of the hollow thick film heating tube is provided with an insulating coating. Further, the periphery of the hollow thick film heating tube is sleeved with a high-temperature resistant ceramic tube. Further, the cross section of the heat diffusion tube is rectangular or circular, and the heat diffusion tube and the side end face of the installation shell are of an integrated structure. Further, the outer surfaces of the heat diffusion tube and the installation shell are provided with graphene far infrared coatings. The heating device has the beneficial effects that the vertical through cavity is arranged in the installation shell, the heat diffusion pipes which are arranged at intervals are vertically arranged on the end surfaces of the two opposite sides of the installation shell, the hollow thick film heating pipe is vertically arranged in the cavity to form an air convection design, the thick film resistance heating technology of the hollow thick film heating pipe is utilized, the hollow thick film heating pipe is enabled to realize quick temperature rise after being electrified, heat energy is simultaneously conducted to the heat diffusion pipes on the two sides of the installation shell, hot air is continuously released upwards through natural convection of air, the heat diffusion effect is good, and the hollow thick film heating pipe has the characteristics of low heat capacity, oxidation resistance, low radiation and the like, so that the service life of the heating device can be effectively prolonged. The utility model further aims to provide a warmer wi