CN210135632U

CN210135632U - Electric radiator

Info

Publication number: CN210135632U
Application number: CN201920840647.3U
Authority: CN
Inventors: 姚锐权
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-03-10
Anticipated expiration: 2029-06-04

Abstract

The present application provides an electric heater. The electric heater comprises a shell (1) and a heating device (2) arranged in the shell (1), wherein a flow guide device is arranged at the bottom of the shell (1), and the flow guide device guides air heated by a heating plate (17) of the heating device (2) so that the air heated by the heating device (2) is blown out from the bottom side direction of the shell (1). According to the electric heater of this application, can improve the air current tissue of air, improve temperature distribution homogeneity, promote user experience.

Description

Electric radiator

Technical Field

The application belongs to the technical field of air conditioning, and particularly relates to an electric heater.

Background

At present, various forms of electric radiators (heating plates) exist in the market, and the electric radiators are directly subjected to heat radiation and heat transfer through heating plates (radiation plates), and mainly adopt natural convection to transfer heat; the heat transfer is conducted through liquid (heat conduction oil) and natural convection heat transfer is also adopted. The heat transfer mode of natural convection is comparatively common, simple structure, and convenient to use, but heat transfer efficiency is not high to the air current tissue of air is relatively poor, has only partial region heating, and the heat dissipation is slow, and warm air does not disperse, causes the inhomogeneous problem of temperature distribution, and because the air is heated and rises simultaneously, leads to temperature space to distribute also not good.

In addition, various fan heaters exist in the market, a heat transfer mode of forced convection is adopted through the driving of a motor, the mode can directly feel warm air through an air port, but the air flow organization is disordered, the space temperature layout effect required by people is not achieved, and from the comfort perspective, the gradient from high temperature to low temperature is uniform from the ground surface to the height of a human body, so that the warm air is optimally and uniformly distributed on the ground surface, the temperature gradually decreases from the ground surface to the upper surface, but the traditional fan heaters cannot meet the requirement.

SUMMERY OF THE UTILITY MODEL

Consequently, the technical problem that this application will be solved lies in providing an electric heater, can improve the air current tissue of air, improves temperature distribution homogeneity, promotes user experience.

In order to solve the problem, the application provides an electric heater, including casing and the heating device of setting in the casing, the bottom of casing is provided with guiding device, and guiding device carries out the water conservancy diversion to the air of heating device heating panel heating for the air of heating device heating blows off from the bottom side direction of casing.

Preferably, the flow guide device comprises a flow guide plate and a fan blade, the fan blade can be rotatably arranged at the bottom of the shell, and the flow guide plate is arranged in the shell and used for guiding the air outlet of the fan blade.

Preferably, the casing includes two risers that set up relatively, has seted up the mounting hole on at least one of them riser, is provided with the bearing frame in the mounting hole, and the first end of fan blade passes through the bearing setting on the bearing frame.

Preferably, one side of the shell, which is far away from the mounting hole, is provided with a driving mechanism, and the second end of the fan blade is in driving connection with the driving mechanism.

Preferably, the casing is provided with an air outlet at the side wall of the air outlet side of the fan blade, and the air outlet is provided with a wind sweeping assembly.

Preferably, the wind sweeping assemblies comprise left and right wind sweeping assemblies and/or upper and lower wind sweeping assemblies.

Preferably, the wind sweeping assembly comprises an air outlet frame, wind sweeping blades and a connecting rod, the wind sweeping blades can be arranged in the air outlet frame in a swinging mode, and the connecting rod connects the swinging ends of the wind sweeping blades together.

Preferably, the bottom of the housing is provided with rollers.

Preferably, a filtering device is arranged between the heating device and the flow guide device, and the filtering device is installed in the shell through a fixing frame.

Preferably, the fixing frame and the filtering device are of an integrated structure, and the fixing frame is arranged at an access hole of the shell.

Preferably, a drawing type installation structure is formed between the fixed frame and the shell.

Preferably, one side of the fixed frame facing the fan blade forms an air duct wall of the fan blade.

Preferably, the fan blade is a cross-flow fan blade.

Preferably, the heating device is a heating plate, and at least one side plate of the shell corresponding to the heat dissipation surface of the heating plate is a heat dissipation plate.

Preferably, the heat dissipation plate is provided with a plurality of heat dissipation holes.

Preferably, the heating means is an electric heater.

The application provides an electric heater, including casing and the heating device of setting in the casing, the bottom of casing is provided with guiding device, and guiding device carries out the water conservancy diversion to the air of heating panel heating for the air of heating device heating is blown off from the bottom side direction of casing. This electric heater is through the mode that increases guiding device in the casing bottom, with the heat water conservancy diversion that heating device produced to the casing bottom side direction blows off from the casing bottom, can make hot-air can at first furthest cover ground under guiding device's water conservancy diversion effect, and begin the upward movement from ground and heat upper portion space, produces comfortable air current and organizes, thereby improves the temperature distribution homogeneity, promotes user's use and experiences.

Drawings

Fig. 1 is an exploded schematic view of an electric radiator according to an embodiment of the present application;

FIG. 2 is a schematic perspective view of an electric heater according to an embodiment of the present disclosure;

fig. 3 is a schematic front view of an electric heater according to an embodiment of the present application;

FIG. 4 is a schematic side view of an electric radiator according to an embodiment of the present disclosure;

FIG. 5 is a schematic structural diagram of a heat dissipation plate of an electric radiator according to an embodiment of the present application;

fig. 6 is a schematic perspective view of a wind sweeping assembly of an electric heater according to an embodiment of the present application.

The reference numerals are represented as:

1. a housing; 2. a heating device; 3. a baffle; 4. a fan blade; 5. a vertical plate; 6. mounting holes; 7. a bearing seat; 8. a drive mechanism; 9. an air outlet; 10. a wind sweeping assembly; 11. an air outlet frame; 12. a wind sweeping blade; 13. a connecting rod; 14. a roller; 15. a filtration device; 16. a fixed mount; 17. a heat dissipation plate; 18. heat dissipation holes; 19. and a top cover.

Detailed Description

Referring to fig. 1 to 6 in combination, according to an embodiment of the present application, an electric heater includes a housing 1 and a heating device 2 disposed in the housing 1, a flow guide device is disposed at a bottom of the housing 1, and the flow guide device guides air heated by the heating device 2 so that the air heated by the heating device 2 is blown out from a bottom side of the housing 1.

This electric heater is through the mode that increases guiding device in casing 1 bottom, with the heat water conservancy diversion that heating device 2 produced to the bottom of casing 1 to blow off from the bottom side direction of casing 1, can make hot-air can at first furthest cover ground under guiding device's water conservancy diversion effect, and start the upward movement from ground and heat upper portion space, produce comfortable air current and organize, thereby improve the temperature distribution homogeneity, promote user's use and experience.

The flow guide device comprises a flow guide plate 3 and a fan blade 4, the fan blade 4 can be rotatably arranged at the bottom of the shell 1, and the flow guide plate 3 is arranged in the shell 1 and used for guiding the air outlet of the fan blade 4. Through increasing fan blade 4, can make the electric heater have the air supply function to expanded the air supply ability of electric heater, make the air supply mode of electric heater no longer single, more diversified, can force convection current heat transfer, can improve the air supply ability of electric heater, improve the ground air supply distance of air current, make hot-air can spread on ground more greatly, later rise, further improve the air supply comfort level.

The fan blade can be an axial flow fan blade or a cross flow fan blade, preferably a cross flow fan blade, because the cross flow fan blade has a strip-shaped structure, the structure of the cross flow fan blade is more suitable for uniformly paving warm air on the ground for carpet type air supply of the electric heater, and because the axial length is larger, the paving area is larger, and a better carpet type air supply effect can be formed. The fan blade can also be other fan blades with air supply functions, as long as the electric heater is convenient to form effective forced convection heat transfer.

In this embodiment, the casing 1 includes two risers 5 that set up relatively, has seted up mounting hole 6 on at least one of them riser 5, is provided with bearing frame 7 in the mounting hole 6, and the first end of fan blade 4 passes through the bearing and sets up on bearing frame 7. The mounting hole 6 runs through the vertical plate 5 at the position of the mounting hole, so that the bearing seat 7 can be conveniently installed from the outside to enter the mounting hole 6, a bearing can be firstly placed in the bearing seat 7 when the fan blade is installed, one end of the fan blade 4 extends into the corresponding position of the mounting hole 6, and then the bearing seat 7 is installed at last, so that the fan blade 4 can be conveniently installed, and the adverse effect of the length limitation of the shell on the installation of the fan blade 4 is avoided.

In order to facilitate the fixed connection between the bearing seat 7 and the housing 1, the bearing seat 7 and the housing 1 may be in interference fit. In order to facilitate the installation and the disassembly of the bearing seat 7 on the shell 1, the bearing seat 7 can also be arranged to be of a step structure, the bearing seat 7 is installed on the shell 1 to be positioned through the matching between the step structure and the shell 1, and meanwhile, the bearing seat 7 can be fixedly connected to the shell 1 through bolts or other connecting structures through the step structure, so that the detachable connection between the bearing seat 7 and the shell 1 is realized, the installation and the disassembly difficulty of the bearing seat 7 is reduced, and the assembly and disassembly efficiency of the fan blade 4 is improved. Foretell bearing frame 7 is the rectangle structure, can effectively prevent the bearing frame 7 to take place relative rotation after the installation, improves bearing frame 7 mounting structure's stability and reliability.

One side of the shell 1 far away from the mounting hole 6 is provided with a driving mechanism 8, and the second end of the fan blade 4 is in driving connection with the driving mechanism 8. In the present embodiment, the driving mechanism 8 is, for example, a motor, and may be another mechanism having a rotation driving function. One end of the fan blade 4 connected with the motor is fixed with a driving shaft of the motor through a D-shaped screw, so that the rotation driving of the motor and the fan blade 4 is effectively realized.

An air outlet 9 is formed in the side wall, located on the air outlet side of the fan blade 4, of the shell 1, and an air sweeping assembly 10 is arranged at the air outlet 9. This sweep wind subassembly can adjust the bottom air supply angle of electric heater to can will sweep the wind subassembly and adjust suitable air supply angle as required, make the warm braw can furthest cover ground, thereby produce comfortable air current and organize.

The wind sweeping assembly 10 comprises a left-right wind sweeping assembly and/or an up-down wind sweeping assembly.

In this embodiment, the wind sweeping assembly 10 includes a wind outlet frame 11, wind sweeping blades 12 and a connecting rod 13, the wind sweeping blades 12 are swingably disposed in the wind outlet frame 11, and the connecting rod 13 connects swing ends of the wind sweeping blades 12 together.

The air outlet frame 11 is of a square frame structure with two opposite side openings, the wind sweeping blades 12 are arranged in the air outlet frame 11, and the connecting rod 13 connects all the wind sweeping blades 12 together, so that the wind sweeping angle of the wind sweeping blades 12 can be integrally adjusted. The openings of air-out frame 11 both sides, one of them opening is used for the air inlet, and another opening is used for the air-out, and the opening that is used for the air-out aims at casing 1's air outlet 9 setting to the convenient air-out to air outlet 9 department carries out angle modulation.

The wind sweeping blade 12 can be manually adjusted, a shifting lever can be added on the connecting rod 13 for the convenience of manual adjustment, the position of the connecting rod 13 can be adjusted in a shifting lever mode on the basis that the overall size of the wind sweeping assembly 10 is not increased, and then the wind outlet angle of the wind sweeping blade 12 is adjusted through the connecting rod 13.

The wind sweeping blade 12 can also be electrically adjusted, for example, a swing motor is disposed on the housing 1, one end of the connecting rod 13 is connected to the swing motor, the swing position of the connecting rod 13 is conveniently adjusted by the swing motor, and the wind outlet angle of the wind sweeping blade 12 is further adjusted.

Preferably, the bottom of the housing 1 is provided with rollers 14. Through increasing gyro wheel 14, can conveniently adjust the operating position of electric heater for the electric heater can conveniently shift, has reduced the position control degree of difficulty, has improved the convenience of position control. The rollers 14 are, for example, universal wheels. The bottom of casing 1 corresponds gyro wheel 14 and still is provided with lock wheel mechanism, and this lock wheel mechanism locks gyro wheel 14 after gyro wheel 14 reachs the assigned position to make the electric heater no longer take place the displacement after reacing suitable position, improve the stability and the reliability of electric heater during operation. The wheel locking mechanism is, for example, an adjustable friction plate that can be moved away from or closer to the roller 14.

A filtering device 15 is arranged between the heating device 2 and the flow guide device, and the filtering device 15 is arranged in the shell 1 through a fixing frame 16. Through set up filter equipment 15 between heating device 2 and guiding device, can filter the air-out, avoid dust etc. to cause the pollution to the air once more in entering into the air-out wind channel of electric heater, guarantee the cleanliness of air.

Preferably, mount 16 and filter equipment 15 structure as an organic whole, mount 16 sets up the access hole at casing 1 to can form quick detachable structure, both can conveniently carry out the dismantlement and the clearance of filter screen, also can conveniently carry out the dismantlement and the change of fan blade 4, can not lead to the fact too big influence to the electric heater structure itself moreover. The filter device 15 may be, for example, a filter screen, a high-efficiency filter screen, or another type of filter mechanism.

Preferably, a pull-out type mounting structure is formed between the fixing frame 16 and the housing 1. Through setting up mount 16 and filter equipment 15 to the mode of integral type structure, when needs wash the filter screen, only need directly take the integral type structure that mount 16 and filter equipment 15 formed out directly from the place ahead of casing 1, just can conveniently wash the filter screen, the user of being convenient for washs and maintains. Meanwhile, when the fan blade needs to be cleaned, after the integrated structure formed by the fixing frame 16 and the filtering device 15 is pulled out, the fan blade can be pulled out only by detaching the bearing seat 7 from the shell 1 and then withdrawing the spindle screw, so that the fan blade is convenient to clean and maintain.

Preferably, the fixing frame 16 forms the air duct wall of the fan blade 4 towards one side of the fan blade 4, so that the air outlet structure can be further simplified, the processing difficulty of the air outlet duct is reduced, meanwhile, the air outlet structure is integrated to a higher degree, other structural components are not occupied, the structure of the fixing frame 16 is utilized more fully, the whole structure is more compact, the structural design is more reasonable, and the space utilization is more sufficient.

In this embodiment, the heating device 2 is a heating plate, and at least one side plate of the casing 1 corresponding to a heat dissipation surface of the heating plate is a heat dissipation plate 17. The heat dissipation plate 17 can enable the electric heater to form natural convection, and can conveniently dissipate heat to heat surrounding air. The electric heater has two heat dissipation modes of natural convection and forced convection simultaneously, can carry out natural convection through the heat dissipation plate 17, can carry out forced convection heat transfer through the heat dissipation of through-flow fan blade again, has effectively improved heat exchange efficiency, has saved the energy consumption.

After the indoor air enters the heating device 2 for heat exchange, a part of the indoor air is radiated into the air through the radiating plate 17, so that the temperature of the middle part of the air is raised; one part of the air is pressurized and sent out by the cross-flow fan blades and reaches the ground to form a ground heating air layer, so that the ambient temperature is gradually reduced from the floor to the upper part, a comfortable air flow organization is formed, and the comfort level of a human body is improved.

Preferably, the heat dissipation plate 17 is provided with a plurality of heat dissipation holes 18, so that heat dissipation and air intake of the heat dissipation plate 17 are facilitated, and the heat exchange efficiency is improved.

In another embodiment, the heating device 2 is an electric heater. The electric heater with compact structure replaces a long heating plate to realize the same heating function, but the space of the whole machine is reduced, so that the electric heater is more convenient for a user to place, and simultaneously, the electric heater can keep the floor heating function and can also generate a comfortable indoor temperature environment.

Still including top cap 19 at the top of casing 1, this top cap 19 lid is established between two heating panels 17 and two risers 5 to with heating panel and riser fixed connection together, improved electric heater overall structure's connection stability and reliability.

It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.

Claims

1. The electric heater is characterized by comprising a shell (1) and a heating device (2) arranged in the shell (1), wherein a flow guide device is arranged at the bottom of the shell (1), and the flow guide device guides air heated by the heating device (2) so that the air heated by the heating device (2) is blown out from the lateral direction of the bottom of the shell (1).

2. The electric heater according to claim 1, wherein the flow guide device comprises a flow guide plate (3) and a fan blade (4), the fan blade (4) is rotatably arranged at the bottom of the housing (1), and the flow guide plate (3) is arranged in the housing (1) and is used for guiding the air outlet of the fan blade (4).

3. The electric heater according to claim 2, wherein the housing (1) comprises two opposite vertical plates (5), at least one vertical plate (5) is provided with a mounting hole (6), a bearing seat (7) is arranged in the mounting hole (6), and the first end of the fan blade (4) is arranged on the bearing seat (7) through a bearing.

4. The electric heater according to claim 3, wherein a driving mechanism (8) is arranged on a side of the housing (1) away from the mounting hole (6), and the second end of the fan blade (4) is in driving connection with the driving mechanism (8).

5. The electric heater according to claim 2, wherein an air outlet (9) is formed in a side wall of the housing (1) on the air outlet side of the fan blade (4), and a wind sweeping assembly (10) is arranged at the air outlet (9).

6. The electric heater according to claim 5, characterised in that the air-sweeping assemblies (10) comprise left-right air-sweeping assemblies and/or upper-lower air-sweeping assemblies.

7. The electric heater according to claim 5, wherein the wind sweeping assembly (10) comprises a wind outlet frame (11), wind sweeping blades (12) and a connecting rod (13), the wind sweeping blades (12) are arranged in the wind outlet frame (11) in a swinging mode, and the connecting rod (13) connects swinging ends of the wind sweeping blades (12) together.

8. The electric heater according to claim 1, characterized in that the bottom of the housing (1) is provided with rollers (14).

9. The electric heater according to claim 2, characterised in that a filter device (15) is arranged between the heating device (2) and the flow guide device, the filter device (15) being mounted in the housing (1) by means of a mounting (16).

10. The electric heater according to claim 9, characterised in that the fixing frame (16) is of one-piece construction with the filtering means (15), the fixing frame (16) being arranged at an access opening of the housing (1).

11. The electric heater according to claim 10, characterised in that a drawer-type mounting structure is formed between the fixing frame (16) and the housing (1).

12. The electric heater according to claim 10, characterised in that the side of the fixing frame (16) facing the fan blade (4) forms a duct wall of the fan blade (4).

13. The electric heater according to claim 2, characterised in that the fan blades (4) are cross-flow fan blades.

14. The electric heater according to any of claims 1 to 13, characterized in that the heating device (2) is a heat generating plate and at least one side plate of the housing (1) corresponding to a heat dissipating surface of the heat generating plate is a heat dissipating plate (17).

15. The electric heater of claim 14, wherein the heat dissipation plate (17) is provided with a plurality of heat dissipation holes (18).

16. The electric heater according to any of claims 1 to 13, characterized in that the heating means (2) is an electric heater.