CN211261259U - Heating device - Google Patents

Abstract

The utility model discloses a heater for heating air, which comprises a body, wherein a porous air channel is arranged in the body, and the inner surface of the porous air channel is coated with a heating film; the periphery of the body is sleeved with a radiator, the radiator comprises a plurality of fins, and gaps among the fins form a heating air duct. The porous air channel and the heating air channel of the utility model can both rapidly heat the air passing through the porous air channel and output the air, thereby realizing the function of air heating and efficiently conducting the heat out; adopt the heating film to carry out air heating, the security is high.

Description

Heating device

Technical Field

The utility model relates to a heater can be used to multiple air heating appliances such as four seasons fan, dehumidifier, hand dryer, shoes machine, electric heater, hairdryer, towel drying machine, electric heater fan, wall-hanging air heater.

Background

The electric heater is a product for converting electric energy into heat energy. With the reform of the heating system in China and the improvement of the living standard of people, new heating modes are continuously emerging, wherein electric heating is increasingly an indispensable heating mode. At present, domestic electric heating modes mainly include heating cable floor radiation heating, electric heating film heating, an electric heater and the like, wherein the electric heater is most fiercely developed.

At present, most electric heaters are with metal heating wire or twine in the insulator on the market, or make metal heating tube with the heating wire, or put into quartz glass intraductal with the heating wire, these modes of generating heat all are with heat radiation conduction human body with heat, use experience and go up inefficiency, it is slow to get up hot, some heating wires only keep apart with the iron mesh, the heating wire exposes to the sun, has the potential safety hazard. The heater has electromagnetic radiation, and can cause certain damage to human body by long-term direct irradiation.

Disclosure of Invention

In order to overcome the defects existing in the prior art, the utility model provides a heating body which can heat air rapidly, has good safety performance and compact structure.

The utility model adopts the technical proposal that:

a heater for heating air, comprising a body, characterized in that: a porous air channel is arranged in the body, and the inner surface of the porous air channel is coated with a heating film; the periphery of the body is sleeved with a radiator, the radiator comprises a plurality of fins, and gaps among the fins form a heating air duct. The porous air channel and the heating air channel of the utility model can both rapidly heat the air passing through the porous air channel and output the air, thereby realizing the function of air heating and efficiently conducting the heat out; adopt the heating film to carry out air heating, the security is high.

Further, the body is made of a ceramic high-temperature material, electromagnetic radiation of the heater coated with the heating film on the ceramic is almost zero, and the ceramic heater is environment-friendly and healthy.

Furthermore, the radiator is made of metal materials, and the heat conduction effect is good.

Further, the material of the heat sink is preferably an aluminum alloy material.

Furthermore, the fins of the radiator are arranged in a sunflower shape.

Or the fins of the radiator are of plate-shaped structures extending outwards from the surface of the body.

Further, the outer end of the fin is of a U-shaped structure, and a U-shaped heating air channel is arranged in the U-shaped structure, so that the heating efficiency is further improved.

Further, the body is provided with an electrode lug.

Furthermore, the electrode ear is elastically sleeved on the body.

The utility model has the advantages that: the air heater can quickly heat air, realizes the air heating effect, and has compact structure and high safety performance.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention.

Fig. 2 is a second structural schematic diagram of the present invention.

In the figure: 1. a body; 11. a porous air duct; 12. a heat generating film; 13. an electrode tab; 2. a heat sink; 21. and a fin.

Detailed Description

The present invention will be further described with reference to the following specific embodiments, but the present invention is not limited to these specific embodiments. It will be recognized by those skilled in the art that the present invention encompasses all alternatives, modifications, and equivalents as may be included within the scope of the claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, 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 according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example one

Referring to fig. 1, the present embodiment provides a heater for heating air, including a body 1, where a plurality of porous air ducts 11 are disposed in the body 1, where the porous air ducts 11 may be circular through holes or polygonal through holes, inner surfaces of the porous air ducts 11 are coated with heating films 12, and the heating films 12 may be graphene-silicon carbon crystals; the periphery of the body 1 is sleeved with a radiator 2, the radiator 2 comprises a plurality of fins 21, and gaps among the fins 21 form a heating air duct. The porous air duct 11 and the heating air duct of the utility model can both rapidly heat the air passing through the porous air duct and output the air, thereby realizing the function of air heating and efficiently conducting the heat out; the heating film 12 is used for heating air, and the safety is high.

In the embodiment, the body 1 is made of a ceramic high-temperature material, the electromagnetic radiation of the heater coated with the heating film on the ceramic is almost zero, and the ceramic heater is environment-friendly and healthy.

In this embodiment, the heat sink 2 is made of a metal material, and has a good heat conduction effect. The material of the heat sink 2 is preferably an aluminum alloy material. The fins 21 of the heat sink 2 are arranged in a sunflower shape.

In order to connect the heating film 12 of the body 1 with electricity, the body 1 is provided with an electrode tab 13. The electrode lug 13 is elastically sleeved on the body 1.

The utility model discloses the vortex air that the front end produced by the turbofan, warp heating duct between the poroid wind channel 11 of body 1 and the fin 21 of radiator 2, the air is held B (B ') end by A (A '), can be fast with air heating, realizes air heating's function.

Example two

Referring to fig. 2, the present embodiment is different from the first embodiment in that: the fins 21 of the heat sink 2 according to the present embodiment have a plate-like structure extending outward from the surface of the body. The outer end of the fin 21 is of a U-shaped structure, and a U-shaped heating air channel is arranged in the U-shaped structure, so that the heating efficiency is further improved. The shape of the heat sink 2 varies depending on the restrictions such as the mounting of the actual application.

The remaining structure and function may be as described with reference to embodiment one.

Claims (9)

1. A heater for heating air, comprising a body, characterized in that: a porous air channel is arranged in the body, and the inner surface of the porous air channel is coated with a heating film; the periphery of the body is sleeved with a radiator, the radiator comprises a plurality of fins, and gaps among the fins form a heating air duct.

2. A heater according to claim 1, wherein: the body is made of a ceramic high-temperature material.

3. A heater according to claim 1, wherein: the radiator is made of metal materials.

4. A heater according to claim 3, wherein: the radiator is made of aluminum alloy materials.

5. A heater according to any one of claims 1 to 4, wherein: the fins of the radiator are arranged in a sunflower shape.

6. A heater according to any one of claims 1 to 4, wherein: the fins of the radiator are of plate-shaped structures extending outwards from the surface of the body.

7. A heater according to claim 6, wherein: the outer end of the fin is of a U-shaped structure, and a U-shaped heating air channel is arranged in the U-shaped structure, so that the heating efficiency is further improved.

8. A heater according to claim 1, wherein: the body is provided with an electrode lug.

9. A heater according to claim 8, wherein: the electrode ear is elastically sleeved on the body.

Images