CN216521941U

CN216521941U - Electric heater

Info

Publication number: CN216521941U
Application number: CN202123193805.7U
Authority: CN
Inventors: 梁洁永; 唐爱红; 廖泓斌; 陈铁鑫; 周宇; 林青松
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-05-13
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses an electric heater which comprises a shell, wherein an air channel is arranged in the shell, a heating assembly and a driving structure are arranged in the air channel, and the driving structure blows heat accumulated on one side of the heating assembly out of the shell so as to enable the heating assembly to conduct heat with the outside in a radiation mode and a convection mode. According to the electric heater provided by the utility model, the driving structure is additionally arranged in the shell, heat is blown out of the shell from one side of the radiation plate, and the air is blown out in multiple directions and the heat is blown out in time by combining the convection type and the radiation type, so that the comfort of a user is improved, and the heating efficiency of the electric heater is improved.

Description

Electric heater

Technical Field

The utility model belongs to the technical field of electric heaters, and particularly relates to an electric heater.

Background

In order to improve the environment and reduce the environmental pollution caused by coal-fired heating, more and more cities greatly advance the coal-to-electricity engineering and encourage the adoption of an electric heating technology for heating.

In the indoor heating equipment, a reflection type far infrared electric heater, a warm air blower and an oil heater type electric heater are generally adopted. The warm air blower has the advantages of being capable of heating instantly when being plugged and heating integrally, and has the defect of small heating area and is generally used in a bathroom. The oil heater type electric heater has the advantages of continuous heating and the disadvantage of slow temperature rise, and is generally used in a room with 10-20 square meters. The small sun type far infrared electric heater has the advantages of plug and instant heating, low price and the defect of only being capable of locally heating. The radiation that the far infrared passes through heating tube, quartz capsule generates heat and utilizes, sets up the radiation panel on its casing, radiates away the heat most of heating tube, but its radiation panel has most heat to be detained with the space of backshell, causes heat utilization to hang down. Heating in only one direction has an impact on the comfort of the user.

Therefore, it is needed to design an electric heater to solve the problem of poor convection effect of the electric heater.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the defect of poor convection effect of the electric heater in the prior art, thereby providing the electric heater.

In order to achieve the purpose, the specific technical scheme of the electric heater is as follows:

the utility model provides an electric heater, includes the casing, has the wind channel in the casing, is provided with heating element and drive structure in the wind channel, and the drive structure blows off the heat of heating element one side accumulation to the casing outside to make radiation heat transfer and convection heat transfer between heating element and the external world.

Furthermore, one side that heating element is close to the casing sets up, and drive structure sets up the opposite side at the casing, forms the wind channel between the opposite side of casing and the heating element, and drive structure blows off the heat that heating element kept away from casing one side and set up outside the casing.

Further, the casing includes first casing, first casing fixedly connected with second casing, heating element and first casing fixed connection, drive structure and second casing fixed connection.

Further, be provided with the pilot hole on the first casing, be provided with the screen panel on the pilot hole, the heat that heating element produced radiates to the outside of first casing through the screen panel.

Furthermore, the air inlet of the air duct is arranged at the bottom of the first shell, the air outlet of the air duct is arranged on the second shell, and the arrangement position of the air outlet corresponds to the central position of the heating assembly so as to increase the radiation area of heat.

Further, the heating assembly comprises a heating pipe, a radiation plate is arranged on the heating pipe, and the radiation plate radiates heat generated by the heating pipe to the outside of the shell.

Further, including support and body on the radiant panel, be provided with a plurality of mounting holes on the support, be provided with a plurality of spliced poles on the lateral wall of body, spliced pole and mounting hole are pegged graft so that body and support fixed connection.

Furthermore, the two opposite sides of the bracket are provided with assembling holes, and the two ends of the heating pipe are in interference fit with the assembling holes, so that the heating pipe is fixed on the radiant plate.

Further, the body includes two at least semi-circular arc shape cell bodies, and two at least semi-circular arc shape cell bodies connect gradually and form the body, and the heating pipe holding is in every semi-circular arc shape cell body.

Furthermore, the heating pipe is close to screen panel one side setting to the heat that makes the heating pipe produce radiates to first casing outside through the screen panel, and the heat of radiant panel one side accumulation blows out to the second casing outside through drive structure, blows out to the casing outside with the heat of realizing that drive structure will heat assembly one side accumulation.

Further, the bottom of the first shell is provided with a connecting plate, and the air inlet is formed in the connecting plate.

Further, the side wall of the support is provided with a mounting plate, and the mounting plate is fixedly connected with the inner wall of the first shell through screws.

Further, the driving structure comprises a motor, the motor is connected with fan blades, and the motor drives the fan blades to rotate, so that heat on one side of the heating assembly is blown out of the second shell through the air outlet.

Further, be provided with the air-out grid on the second casing, be provided with on the air-out grid and enclose the muscle, enclose muscle and air-out grid and enclose the installation position of establishing into the motor, be provided with first lug on enclosing the relative both sides wall of muscle, be provided with the second lug on the motor, the motor is placed on the installation position, and is fixed first lug and second lug through the screw.

Further, the second shell is provided with at least one noise reduction hole to reduce noise generated by rotation of the motor.

The electric heater provided by the utility model has the following advantages:

according to the electric heater provided by the utility model, the driving structure is additionally arranged in the shell, heat is blown out of the shell from one side of the radiation plate, and the air is blown out in multiple directions and the heat is blown out in time by combining the convection type and the radiation type, so that the comfort of a user is improved, and the heating efficiency of the electric heater is improved.

Drawings

Fig. 1 is a schematic view of an overall structure of an electric heater provided by the present invention;

fig. 2 is a sectional view of an electric heater provided by the present invention;

fig. 3 is a schematic structural diagram of a first housing provided in the present invention;

FIG. 4 is a side view of a first housing provided by the present invention;

FIG. 5 is a schematic structural diagram of a second housing provided in the present invention;

FIG. 6 is a first schematic view of the structure of the radiant panel and heating tube assembly according to the present invention;

fig. 7 is a second schematic structural view of the assembly of the radiant panel and the heating pipe provided by the present invention.

The notation in the figure is:

1. a housing; 11. a first housing; 111. mounting holes; 112. a connecting plate; 1121. an air inlet; 12. a second housing; 121. a noise reduction hole; 122. an installation position; 123. an air outlet; 2. a base; 3. heating a tube; 4. a radiation plate; 41. connecting columns; 5. a motor; 6. a fan blade; 7. a support; 71. and (7) mounting the plate.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

The electric heater of the present invention will be described with reference to fig. 1 to 7.

As shown in fig. 1, the electric heater provided by the embodiment of the present invention includes a housing 1, a base 2 and a heating assembly, wherein the housing 1 and the base 2 are fixedly connected, so that the electric heater can be placed on a plane. Of course, it can be understood that the electric heater provided by the present invention is not limited to the use scenario, and only the household far infrared electric heater is taken as an example for detailed description.

As shown in fig. 2, a driving structure is provided in the housing 1, and the driving structure blows out the heat stored at one side of the heating assembly to the outside of the housing 1, and can blow out the heat in all directions of the housing 1, so as to expand the radiation area and radiation range of the heat. The heat of the electric heater is blown to the outside of the case 1 at various angles by strong convection and radiation.

Furthermore, an air duct is arranged in the shell 1, a heating assembly and a driving structure are arranged in the air duct, and the driving structure blows heat accumulated on one side of the heating assembly out of the shell 1 so as to enable the heating assembly and the outside to conduct radiation heat and convection heat. The heating element is close to one side setting of casing 1, and the drive structure setting forms the wind channel at the opposite side of casing 1 between the opposite side of casing 1 and the heating element, and the drive structure blows off the heat that the casing 1 one side set up with the heating element and blows off the casing 1 outside. After heating element generates heat, the inside temperature of electric heater casing 1 risees, and heating element radiates out the one side that is close to casing 1 with the heat, and along with heating element continues the heating, one side accumulation a large amount of heats that casing 1 was kept away from to its heating element, and drive structure blows off the heat of accumulation and realizes forcing the convection current.

Further, the housing 1 includes a first housing 111, a second housing 121 fixedly connected to the first housing 111, a heating assembly fixedly connected to the first housing 111, and a driving structure fixedly connected to the second housing 121. The fixing manner of the first casing 111 and the second casing 121 may be set to be screw fixing or may be set to be snap fixing, but of course, the fixing manner of the first casing 111 and the second casing 121 may also be set to be other forms, and only the way of fixing the first casing 111 and the second casing 121 by screws is explained here.

Specifically, the inner wall of the first housing 111 is provided with a screw hole, the inner wall of the second housing 121 is provided with a screw post, and the first housing 111 and the second housing 121 are fixedly connected by a screw, so that the first housing 111 and the second housing 121 are fixed to form the housing 1.

Further, an assembly hole is formed in the first housing 111, a mesh enclosure is arranged on the assembly hole, and heat generated by the heating assembly is radiated to the outside of the first housing 111 through the mesh enclosure. The mesh enclosure and the heating component are arranged adjacently, and heat of the heating component can be transmitted to the outside of the shell 1 through the mesh enclosure.

Further, the air inlet of the air duct is arranged at the bottom of the first casing 111, the air outlet 123 of the air duct is arranged on the second casing 121, and the arrangement position of the air outlet 123 corresponds to the central position of the heating assembly, so as to increase the heat radiation area.

As shown in fig. 3 and 4, the bottom of the first casing 111 is provided with a connecting plate 112, the air inlet is disposed on the connecting plate 112, the connecting plate 112 is disposed perpendicular to the inner wall of the first casing 111, and the air inlet thus disposed can form strong convection, and air enters from the bottom, and air exits from the middle of the second casing 121, so that heat can be radiated to various angles, and the radiation range and radiation angle of the heat are increased.

As shown in fig. 6 and 7, the heating assembly includes a heating pipe 3, and a radiant plate 4 is disposed on the heating pipe 3, and the radiant plate 4 radiates heat generated by the heating pipe 3 to the outside of the casing 1. Specifically, the radiation plate 4 includes a support 7 and a body, the support 7 is provided with a plurality of mounting holes 111, the side wall of the body is provided with a plurality of connecting columns 41, and the connecting columns 41 and the mounting holes 111 are inserted to fixedly connect the body and the support 7. The opposite sides of the bracket 7 are provided with assembly holes, and the two ends of the heating pipe 3 are in interference fit with the assembly holes, so that the heating pipe 3 is fixed on the radiant panel 4. The body includes two at least semi-circular arc cell bodies, and two at least semi-circular arc cell bodies connect gradually and form the body, and heating pipe 3 holding is in every semi-circular arc's cell body. By the above fixing manner, the heating pipe 3 is fixed to the radiant plate 4, so that the heat generated by the heating pipe 3 is radiated to the outside of the first housing 111 through the inner concave surface of the radiant plate 4.

Further, a mounting plate 71 is provided on a side wall of the bracket 7, and the mounting plate 71 is fixedly connected to an inner wall of the first housing 111 by a screw.

Further, the heating pipe 3 is disposed near one side of the mesh enclosure, so that heat generated by the heating pipe 3 is radiated to the outside of the first housing 111 through the mesh enclosure, and heat accumulated at one side of the radiation plate 4 is blown out to the outside of the second housing 121 through the driving structure, so that heat accumulated at one side of the heating assembly is blown out to the outside of the housing 1 through the driving structure.

As shown in fig. 5, the driving structure includes a motor 5, the motor 5 is connected to a fan blade 6, and the motor 5 drives the fan blade 6 to rotate, so that the heat at one side of the heating assembly is blown out of the second casing 121 through the air outlet 123. The driving structure is fixed in the middle of the inner wall of the second casing 121, blows out the heat accumulated at the rear side of the radiation plate 4 to the outside of the second casing 121 through the rotation of the motor 5,

further, be provided with the air-out grid on the second casing 121, be provided with on the air-out grid and enclose the muscle, enclose muscle and air-out grid and enclose installation position 122 that establishes into motor 5, be provided with first lug on enclosing the relative both sides wall of muscle, be provided with the second lug on motor 5, motor 5 places on installation position 122, and is fixed first lug and second lug through the screw. Further, at least one noise reduction hole 121 is provided in the second housing 121 to reduce noise generated by the rotation of the motor 5.

According to the electric heater provided by the utility model, the driving structure is additionally arranged in the shell 1, heat is blown out of the shell from one side of the radiation plate 4, the convection type and the radiation type are combined, air is blown out from multiple directions and the heat is blown out in time, the comfort of a user is improved, and the heating efficiency of the electric heater is improved.

In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides an electric heater, its characterized in that includes the casing, has the wind channel in the casing, is provided with heating element and drive structure in the wind channel, and the drive structure blows off the heat of heating element one side accumulation to the casing outside to make radiation heat transfer and convection heat transfer between heating element and the external world.

2. The electric heater according to claim 1, wherein the heating assembly is disposed near one side of the housing, the driving structure is disposed at the other side of the housing, an air duct is formed between the other side of the housing and the heating assembly, and the driving structure blows out heat disposed at a side of the heating assembly far from the housing to the outside of the housing.

3. The electric heater of claim 1 or 2, wherein the housing comprises a first housing, the first housing is fixedly connected with a second housing, the heating assembly is fixedly connected with the first housing, and the driving structure is fixedly connected with the second housing.

4. The electric heater of claim 3, wherein the first housing is provided with a mounting hole, the mounting hole is provided with a mesh cover, and heat generated by the heating element is radiated to the outside of the first housing through the mesh cover.

5. The electric heater according to claim 3, wherein the air inlet of the air duct is disposed at the bottom of the first casing, the air outlet of the air duct is disposed on the second casing, and the position of the air outlet corresponds to the center position of the heating assembly, so as to increase the heat radiation area.

6. The electric heater of claim 4, wherein the heating assembly comprises a heating tube, and a radiant panel is disposed on the heating tube, and radiates heat generated by the heating tube to the outside of the housing.

7. The electric heater according to claim 6, wherein the radiation plate comprises a bracket and a body, the bracket is provided with a plurality of mounting holes, the sidewall of the body is provided with a plurality of connecting posts, and the connecting posts and the mounting holes are inserted to fixedly connect the body and the bracket.

8. The electric heater of claim 7, wherein the bracket is provided with fitting holes at opposite sides thereof, and both ends of the heating pipe are interference-fitted with the fitting holes so that the heating pipe is fixed to the radiant panel.

9. The electric heater according to claim 7, wherein the body comprises at least two semi-circular arc-shaped grooves, the at least two semi-circular arc-shaped grooves are sequentially connected to form the body, and the heating pipe is accommodated in each semi-circular arc-shaped groove.

10. The electric heater according to claim 6, wherein the heating pipe is disposed near one side of the mesh enclosure, so that heat generated by the heating pipe is radiated to the outside of the first casing through the mesh enclosure, and heat accumulated at one side of the radiating plate is blown out to the outside of the second casing through the driving structure, so that the driving structure blows out heat accumulated at one side of the heating assembly to the outside of the second casing.

11. The electric heater of claim 5, wherein the bottom of the first casing is provided with a connecting plate, and the air inlet is provided on the connecting plate.

12. The electric heater according to claim 7, wherein a mounting plate is disposed on a side wall of the bracket, and the mounting plate is fixedly connected to the inner wall of the first casing by screws.

13. The electric heater according to claim 3, wherein the driving structure comprises a motor, the motor is connected with a fan blade, and the motor drives the fan blade to rotate, so that the heat at one side of the heating assembly is blown out of the second casing through the air outlet.

14. The electric heater according to claim 13, wherein the second casing is provided with an air outlet grid, the air outlet grid is provided with a surrounding rib, the surrounding rib and the air outlet grid surround a mounting position of the motor, two opposite side walls of the surrounding rib are provided with first lugs, the motor is provided with second lugs, the motor is placed on the mounting position, and the first lugs and the second lugs are fixed by screws.

15. The electric heater of claim 13, wherein the second casing is provided with at least one noise reduction hole to reduce noise generated by rotation of the motor.