CN106016425B

CN106016425B - Electric heater

Info

Publication number: CN106016425B
Application number: CN201610335368.2A
Authority: CN
Inventors: 夏维月
Original assignee: Individual
Current assignee: Liaoning Zhantuo New Energy Technology Co ltd
Priority date: 2016-05-15
Filing date: 2016-05-15
Publication date: 2021-06-25
Anticipated expiration: 2036-05-15
Also published as: CN106016425A

Abstract

The invention relates to daily necessities, in particular to an electric heater, which comprises a base plate connected with a wall body, wherein a heat dissipation plate is covered on the base plate, a heating element is additionally arranged on the heat dissipation plate, and the heat dissipation plate and the base plate form floating design connection extending along a plate surface so as to reduce the influence of structural change of the heat dissipation plate and the base plate caused by expansion caused by heat and contraction caused by cold on a graphene electric heater. The electric heater can save the indoor installation area, and achieves the purpose of energy conservation by spraying the graphene coating and radiating in an infrared mode.

Description

Electric heater

Technical Field

The invention relates to daily necessities, in particular to an electric heater.

Background

The use of electric heaters is very common now, and the electric heaters in the prior art are various. Like lamp tube formula, electric heat spit of fland room heater etc. these electric heaters are portable generally, conveniently rotate to indoor relevant position department and place subaerial, the placing of this kind of product need occupy indoor ground area to influence personnel's normal activity. In addition, as for the technical scheme of the warmer, the heating unit is adopted to heat the radiating plate, and the plate surface of the radiating plate transfers heat to indoor air in a heat transfer mode mainly based on heat radiation, which is a common prior art. The heating panel of this kind of room heater is usually connected with support or support and is fixed to being connected between heating panel and support or the rigid connection, because the heating panel can appear the extension phenomenon after being heated, so the restraint that rigid connection formed will lead to the heating panel to extend and hinder and warp the damage, or the connecting piece itself damages, and serious will appear circuit insulation damage etc. safety.

Disclosure of Invention

The invention aims to provide an electric heater which is safe to use and long in service life.

In order to realize the purpose, the invention adopts the technical scheme that: the electric heater includes one wall connected base plate, one heat dissipating plate set on the base plate and with heating elements attached, and the heat dissipating plate and the base plate constitute one floating connection extending along the plate surface.

Compared with the prior art, the invention has the following technical effects: the floor area in the room can be saved; after the heat dissipation plate is heated and extended, the heat dissipation plate cannot be damaged.

Drawings

FIG. 1 is a structural view of an electric heater;

FIG. 2 is an enlarged view of a portion of the bottom plate and the heat sink plate of FIG. 1;

fig. 3 is a cross-sectional view of fig. 1.

Detailed Description

The present invention will be described in further detail with reference to fig. 1, 2 and 3.

As shown in FIG. 1, an electric room heater comprises a base plate 10 connected to a wall, a heat dissipating plate 20 covering the base plate 10, a heating element 30 attached to the heat dissipating plate 20, and the heat dissipating plate 20 and the base plate 10 forming a floating connection extending along a plate surface. The floating connection is used to ensure that the heat sink 20 can freely extend along the surface of the board without being damaged when it is heated.

As shown in FIG. 1, the base plate 10 is enclosed by the bottom plate 11 and the side walls 12 into a box shape, a T-shaped slot 111 is formed on the outer surface of the bottom plate 11, the head of a bolt connected with a wall is arranged in the T-shaped slot 111, and the base plate 10 can be conveniently fixed on the wall surface through the bolt in the T-shaped slot to form wall-mounted or ceiling-mounted installation.

As shown in fig. 1, the heating element 30 is a heating rod, the heat dissipation plate 20 is provided with a cavity 21 for accommodating the heating element 30, and the heating elements 30 are arranged in parallel in the cavity 21 at intervals, so that more uniform heat can be generated and transferred to the heat dissipation plate 20.

As shown in fig. 1, an elastic member 70 is disposed in a cavity enclosed by the base plate 10 and the heat dissipation plate 20 for connecting the base plate 10 and the heat dissipation plate 20, a thermal insulation layer 60 for isolating the base plate 10 from the heat dissipation plate 20 is disposed in the cavity enclosed by the base plate 10 and the heat dissipation plate 20, the thermal insulation layer 60 is made of aluminum silicate, and the outer surface of the heat dissipation plate 20 is covered with a layer of graphene. The activity of heating panel 20 can be guaranteed to link to each other through elastic component 70, and the insulating layer 60 of aluminium silicate material is light, and is thermal-insulated effectual, and heating panel 20 can better distribute away the heat through the graphite alkene top layer.

As shown in fig. 1, a hanging portion 201 is provided on the inner surface of the heat dissipation plate 20, the hanging portion 201 is arranged in a suspended and extended manner, the elastic member 70 is a Z-shaped elastic sheet 70, a hole is provided on the heat insulation layer 60, one end of the elastic sheet 70 is connected with the base plate 10, the other end of the elastic sheet is in hanging fit with the hanging portion 201, and the body of the elastic sheet 70 between the two ends passes through the hole. The thickness of the elastic sheet 70 is 2mm, the size of the hole 61 on the heat insulation layer 60 is matched with that of the elastic sheet 70, the strength of the elastic sheet is guaranteed by the elastic sheet 70 with the thickness of 2mm, the weight of the heat dissipation plate 20 can be borne, heat is reduced and is transferred to the base plate 10 through the elastic sheet 70, and heat loss is reduced.

As shown in fig. 1, the base plate 10 includes a bottom plate 11, and the peripheral contour of the bottom plate is rectangular as a whole, and both long sides of the bottom plate 11 have side walls 12 extending to the same side plate surface to be curved, thereby both ends constituting a trough-shaped body are provided with first end plates 13; the heat dissipation plate 20 is a cylindrical convex curved plate, and the heat dissipation plate 20 is provided with two longer straight edges which are parallel to the curvature axis direction of the curved surface; and a heat insulation strip 50 is padded between the edges of the two side walls 12 of the bottom plate 11 and the straight edge of the heat dissipation plate 20, and the heat insulation strip 50 is a glass fiber pipe. Since the heat dissipation plate 20 is attached to the heat insulation bars 50, the heat transfer between the base plate 10 and the heat dissipation plate 20 is reduced.

As shown in fig. 2, the edges of the side walls 12 at the two long sides of the bottom plate 11 and the straight edges of the heat dissipation plate 20 are respectively provided with arc-

shaped grooves

121 and 22, and the glass fiber tubes constituting the heat insulation strips 50 are accommodated in the regions formed by the notches of the two arc-

shaped grooves

121 and 22 facing each other. The two arc-

shaped slots

121 and 22 are arranged, so that the heat dissipation plate 20 is heated to have enough space to extend, and the plate body cannot be damaged due to the obstruction of extension.

As shown in fig. 3, the base plate 10 is longer than the heat radiating plate 20, one end of the heat radiating plate 20 is connected to the first end plate 13 of the base plate 10 at the same end, and the other end of the heat radiating plate 20 provided with the second end plate 23 is a free end freely extending in the longitudinal direction. The connection between the heat sink 20 and the second end plate 23 can ensure that the heat sink 20 can freely extend along the length direction of the plate when being heated, and is not obstructed.

As shown in fig. 1 and 3, an elastic member 70 is disposed in a cavity defined by the base plate 10 and the heat dissipation plate 20 for connecting the base plate 10 and the heat dissipation plate 20, and a thermal insulation layer 60 for isolating the base plate 10 from the heat dissipation plate 20 is disposed in the cavity defined by the base plate 10 and the heat dissipation plate 20, wherein the thermal insulation layer 60 is disposed between the first end plate 13 and the second end plate 23. The presence of the insulation layer 60 between the first end plate 13 and the second end plate 23 results in better insulation and less heat loss.

Claims

1. An electric heater, its characterized in that: the heat dissipation plate comprises a base plate (10) connected with a wall, a heat dissipation plate (20) is covered on the base plate (10), a heating element (30) is additionally arranged on the heat dissipation plate (20), and the heat dissipation plate (20) and the base plate (10) form floating connection extending along the plate surface; the base plate (10) is surrounded into a box shape by a bottom plate (11) and a side wall (12), a closed T-shaped groove (111) is arranged on the outer surface of the bottom plate (11), and a bolt head of a bolt connected with a wall body is arranged in the T-shaped groove (111); an elastic piece (70) is arranged in a cavity defined by the base plate (10) and the heat dissipation plate (20) and used for connecting the base plate (10) and the heat dissipation plate (20), and a heat insulation layer (60) for isolating the base plate (10) from the heat dissipation plate (20) is arranged in the cavity defined by the base plate (10) and the heat dissipation plate (20).

2. The electric heater of claim 1, wherein: the heating element (30) is a heating rod, and the plate body of the heat dissipation plate (20) is provided with a hole cavity (21) for accommodating the heating element (30).

3. The electric heater of claim 1, wherein: the heat insulation layer (60) is made of aluminum silicate, and the outer surface of the heat dissipation plate (20) is covered with a graphene coating.

4. The electric heater of claim 1, wherein: heating panel (20) internal surface on set up hitching part (201), hitching part (201) become the overhang form and arrange, elastic component (70) be shell fragment (70) of Z shape, insulating layer (60) on set up the hole, the one end and bed plate (10) of shell fragment (70) link to each other, the other end and hitching part (201) hooking type cooperation, shell fragment (70) body between both ends pass the hole.

5. The electric heater of claim 1, wherein: the base plate (10) comprises a bottom plate (11), the peripheral outline of the bottom plate is rectangular on the whole, two long side edges of the bottom plate (11) are provided with side walls (12) which extend to the same side plate surface to form a curved surface, and two ends of a trough body are provided with first end plates (13); the heat dissipation plate (20) is a cylindrical convex curved plate, and the heat dissipation plate (20) is provided with two longer straight edges which are parallel to the curvature axis direction of the curved surface; and a heat insulation strip (50) is padded between the edges of the two side walls (12) of the bottom plate (11) and the straight edge of the heat dissipation plate (20), and the heat insulation strip (50) is a glass fiber pipe.

6. The electric heater of claim 5, wherein: arc-shaped grooves (121, 22) are respectively formed in the edges of the side walls (12) on the two long sides of the bottom plate (11) and the straight edges of the heat dissipation plate (20), and the glass fiber tubes forming the heat insulation strips (50) are accommodated in the areas formed by the notches of the two arc-shaped grooves (121, 22) in an opposite mode.

7. An electric heater as claimed in claim 5 or 5, characterised in that: the base plate (10) plate length is longer than heating panel (20) plate length, and heating panel (20) one end links to each other with the first end plate (13) of base plate (10) of the same end, and the other end of heating panel (20) that is provided with second end plate (23) is the free end that freely extends along length direction.

8. The electric heater of claim 7, wherein: an elastic piece (70) is arranged in a cavity defined by the base plate (10) and the heat dissipation plate (20) and used for connecting the base plate (10) and the heat dissipation plate (20), a heat insulation layer (60) for isolating the base plate (10) from the heat dissipation plate (20) is arranged in the cavity defined by the base plate (10) and the heat dissipation plate (20), and the heat insulation layer (60) is positioned between the first end plate (13) and the second end plate (23).