Electric heater

Abstract

The utility model discloses an electric heater which comprises a heating assembly, a mesh enclosure, a top reflecting plate and a top cover cap, and the upper portion of the top reflecting plate abuts against the lower portion of the top cover cap. According to the electric heater provided by the utility model, the top reflecting plate is arranged at the position close to the lower part of the top cover, namely, the height of the top reflecting plate is increased, and the top reflecting plate is positioned at the upper part of the electric heater, so that compared with the existing electric heater, the electric heater has the advantages of larger heating space, larger heating and radiating area, excellent heating effect, safety and reliability. The middle of the top reflector protrudes downwards to form a one-stage or multi-stage boss plane, the heat reflection effect can be better achieved, and it can be ensured that heat emitted by the heating body is diffused to the periphery of the electric heater through the top reflector.

Description

Technical Field

[0001] The utility model relates to the technical field of heating equipment, and more specifically, to an electric heater. Background Art

[0002] Electric heaters are commonly used heating equipment in cold environments. According to different heating media and heating principles, heating equipment can be roughly divided into: gas heating equipment, electric heating equipment, boiler heating equipment, etc., which can be widely used in various civil and public buildings such as residences, offices, hotels, shopping malls, hospitals, and schools. Electric heating equipment is deeply loved by consumers because of its advantages such as ease of use and zero pollution. Among them, electric heaters with carbon crystal plate structure have a broad market due to their simple structure and low cost. The main components of carbon crystal plate electric heaters include heating components, mesh covers, reflectors and top covers. Existing carbon crystal plate electric heaters are generally equipped with an inner mesh cover, and a top reflector is set on the top of the inner mesh cover. The height of the inner mesh cover is relatively low, and the top reflector is located in the middle section of the electric heater. The heating and heat dissipation are limited, and the effect is not ideal. Utility Model Content

[0003] In order to overcome the defect of limited heating and heat dissipation of electric heaters in the above-mentioned prior art, the utility model provides an electric heater, which has a larger heating and heat dissipation space area, excellent heating effect, and is safe and reliable.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0005] An electric heater comprises a heating component, a mesh cover, a top reflector and a top cover, wherein the upper part of the top reflector is close to the lower part of the top cover.

[0006] Through research, the inventor creatively set the top reflector close to the lower part of the top cover, which is equivalent to raising the height of the top reflector. The top reflector is located on the upper part of the electric heater, thereby ensuring that the product has a larger heating space than existing electric heaters, a larger heating and heat dissipation area, excellent heating effect, and is safe and reliable.

[0007] Preferably, the middle portion of the top reflective plate protrudes downwards by one or more levels of boss planes.

[0008] Preferably, the mesh cover comprises an inner mesh cover and an outer mesh cover which are nested, two ends of the inner mesh cover are respectively connected to the heating component and the top reflector, and the outer mesh cover is connected to the heating component.

[0009] Preferably, the distance between the top reflective plate and the heating component is L, the diameter of the outer mesh cover is D, and the ratio of L to D is 0.9 to 1.2.

[0010] Preferably, the outer mesh cover is also connected to the top reflector and / or the top cover.

[0011] Preferably, the diameter of the upper end of the outer mesh cover is greater than the diameter of the lower end.

[0012] Preferably, the upper portion of the outer mesh cover is cylindrical, and the lower portion is inverted cone-shaped.

[0013] Preferably, a boss plane of the top reflector matches with the upper end of the inner mesh cover.

[0014] Preferably, a boss plane of the top reflector matches with the upper end of the outer mesh cover.

[0015] More preferably, the middle portion of the top reflector has two or more boss planes protruding downward, one of which cooperates with the upper end of the inner mesh cover, and another boss plane cooperates with the upper end of the outer mesh cover.

[0016] Preferably, the heating component includes a base, a heating element and a heating control component, the heating element is located on the upper part of the base and inside the inner mesh cover, the heating element is electrically connected to the heating control component, and one end of the inner mesh cover and the outer mesh cover is connected to the base.

[0017] Preferably, the base is provided with a heating element bracket, and the heating element is arranged on the heating element bracket. The heating element bracket can play a role of heat insulation.

[0018] Preferably, the heating element is a carbon crystal disk heating element. Specifically, the heating area of ​​the carbon crystal disk heating element is the upper end plane.

[0019] Preferably, the heat control component is arranged on the base.

[0020] Preferably, the heating control component is a switch control knob.

[0021] Preferably, the electric heater is a lantern-type heater.

[0022] Preferably, the electric heater further comprises a decorative rod, one end of which is connected to the base, and the other end of which is connected to the top cover.

[0023] Preferably, the electric heater further comprises a handle, and the handle is movably connected to the top cover.

[0024] Compared with the prior art, the beneficial effects of the utility model are:

[0025] The electric heater of the utility model sets the top reflector at a position close to the lower part of the top cover, which is equivalent to raising the height of the top reflector. The top reflector is located on the upper part of the electric heater, thereby ensuring that the product obtains a larger heating space than the existing electric heater, the heating and heat dissipation area is larger, the heating effect is excellent, and it is safe and reliable.

[0026] In addition, the middle part of the top reflector plate is protruded downward with one or more raised platform planes, which can better reflect heat and ensure that the heat emitted by the heating element is diffused to the periphery of the electric heater through the top reflector plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic diagram of an electric heater according to Embodiment 1 of the present invention.

[0028] Figure 2 This is a schematic diagram of the disassembly of the electric heater of Example 1 of the utility model.

[0029] Figure 3 This is a schematic structural diagram of the heating component in the electric heater of Example 1 of the utility model.

[0030] Figure 4 This is a schematic structural diagram of the top reflector, top cover and handle in the electric heater of Example 1 of the utility model.

[0031] Reference numerals

[0032] 1-heating component, 101-heating control component, 102-heating element, 103-heating element bracket, 104-base, 2-mesh cover, 201-inner mesh cover, 202-outer mesh cover, 3-top reflector, 4-top cover, 5-decorative rod, 6-handle. DETAILED DESCRIPTION

[0033] The utility model is further described below in conjunction with specific implementation methods.

[0034] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, they are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and cannot be understood as limitations on this patent.

[0035] In addition, if there are terms such as "first" and "second", they are only used for descriptive purposes, mainly to distinguish different devices, elements or components (the specific types and structures may be the same or different), and are not used to indicate or imply the relative importance and quantity of the indicated devices, elements or components, and cannot be understood as indicating or implying relative importance.

[0036] Example 1

[0037] This embodiment provides an electric heater, such as Figure 1-4 As shown, it includes a heating component 1, a mesh cover 2, a top reflector 3 and a top cover 4, and the upper part of the top reflector 3 is close to the lower part of the top cover 4.

[0038] The mesh cover 2 includes an inner mesh cover 201 and an outer mesh cover 202 which are nested, and the two ends of the inner mesh cover 201 are respectively connected to the heating component 1 and the top reflector 3. The outer mesh cover 202 is connected to the heating component 1. The outer mesh cover 202 is also connected to the top reflector 3 and the top cover 4.

[0039] The heating component 1 includes a base 104, a heating element 102 and a heating control component 101. The heating element 102 is located on the upper part of the base 104 and inside the inner mesh cover 201. The heating element 102 is electrically connected to the heating control component 101. The inner mesh cover 201 and one end of the outer mesh cover 202 are connected to the base 104. The base 104 is provided with a heating element bracket 103, and the heating element 102 is arranged on the heating element bracket 103. The heating element bracket 103 can play a role in heat insulation. The heating element 102 is a carbon crystal disk heating element. Specifically, the heating area of ​​the carbon crystal disk heating element is the upper end plane. The heating control component 101 is arranged on the base, and specifically, the heating control component is a switch control knob.

[0040] The diameter of the upper end of the outer mesh cover 202 is greater than the diameter of the lower end. The inner mesh cover 201 is cylindrical. A plurality of through holes are provided on the side of the inner mesh cover 201 to ensure that the heat is diffused outward. The material of the inner mesh cover 201 can be made of aluminum plate or steel plate. The top reflector 3 can also be made of aluminum plate or steel plate. The upper part of the outer mesh cover 202 is cylindrical and the lower part is inverted cone. The distance between the top reflector 3 and the heating component 1 is L, and the diameter of the outer mesh cover 202 is D. In this embodiment, L is 168 mm, D is 180 mm, and the ratio of L to D is 0.93.

[0041] The middle of the top reflector 3 protrudes downward with one or more levels of convex platform planes. Specifically, in this embodiment, the middle of the top reflector 3 protrudes downward with more than two levels of convex platform planes, one of which cooperates with the upper end of the inner mesh cover 201, and another one cooperates with the upper end of the outer mesh cover 202. At this time, the convex platform plane also plays a role in installation and fixing, and can install and fix the inner mesh cover 201 and the outer mesh cover 202.

[0042] The electric heater of this example is a lantern-type heater. The electric heater also includes a decorative rod 5 and a handle 6, wherein one end of the decorative rod 5 is connected to the base 104 and the other end is connected to the top cover 4; and the handle 6 is movably connected to the top cover 4.

[0043] The electric heater of this embodiment sets the top reflector 3 at a position close to the lower part of the top cover 4, which is equivalent to raising the height of the top reflector 3. The top reflector 3 is located on the upper part of the electric heater, thereby ensuring that the product obtains a larger heating space than the existing electric heater, the heating and heat dissipation area is larger, the heating effect is excellent, and it is safe and reliable.

[0044] In addition, the top reflector 3 has one or more raised platform planes protruding downward in the middle, which can better reflect heat and ensure that the heat emitted by the heating element is diffused to the periphery of the electric heater through the top reflector.

[0045] Example 2

[0046] This embodiment provides a second embodiment of the electric heater, which is different from the first embodiment in that the distance between the top reflector 3 and the heating component 1 is L, the diameter of the outer mesh cover 202 is D, L is 180 mm, D is 180 mm, and the ratio of L to D is 1.0. The positions and connection relationships of other components are consistent with those of the first embodiment.

[0047] Obviously, the above embodiments of the utility model are only examples for clearly explaining the utility model, and are not intended to limit the implementation methods of the utility model. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made on the basis of the above description. It is not necessary and impossible to list all the implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. An electric heater, comprising a heating component, a mesh cover, a top reflector and a top cover, characterized in that: The upper part of the top reflector is close to the lower part of the top cover.

2. The electric heater according to claim 1, characterized in that: The middle part of the top reflector plate protrudes downwards with one or more levels of boss planes.

3. The electric heater according to claim 1 or 2, characterized in that: The mesh cover comprises an inner mesh cover and an outer mesh cover which are nested, two ends of the inner mesh cover are respectively connected to the heating component and the top reflector, and the outer mesh cover is connected to the heating component.

4. The electric heater according to claim 3, characterized in that: The distance between the top reflective plate and the heating component is L, the diameter of the outer mesh cover is D, and the ratio of L to D is 0.9-1.

2.

5. The electric heater according to claim 3, characterized in that: The outer mesh cover is also connected to the top reflector and / or the top cover.

6. The electric heater according to claim 3, characterized in that: The diameter of the upper end of the outer mesh cover is greater than the diameter of the lower end.

7. The electric heater according to claim 3, characterized in that: The upper part of the outer mesh cover is cylindrical, and the lower part is inverted cone shape.

8. The electric heater according to claim 3, characterized in that: A boss plane of the top reflector is matched with the upper end of the inner mesh cover.

9. The electric heater according to claim 3, characterized in that: A boss plane of the top reflector is matched with the upper end of the outer mesh cover.

10. The electric heater according to claim 3, characterized in that: The heating component includes a base, a heating element and a heating control component. The heating element is located on the upper part of the base and inside the inner mesh cover. The heating element is electrically connected to the heating control component. One end of the inner mesh cover and the outer mesh cover is connected to the base.

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