CN212901871U

CN212901871U - Air purifying device

Info

Publication number: CN212901871U
Application number: CN202021143045.1U
Authority: CN
Inventors: 马曾文; 刘璐; 杨碧海; 赵娟红
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-04-06
Anticipated expiration: 2030-06-18

Abstract

The utility model relates to an air purification technical field, concretely relates to air purification device, include: the first shell is provided with an air inlet and an air outlet; the filtering structure is arranged in the first shell; and the auxiliary heating module is arranged in the first shell and close to the filtering structure, and is annular and internally provided with a channel suitable for air circulation. The auxiliary heating module can heat the air and the filtering structure, so that germs in the air and germs adsorbed on the filtering structure can be killed, and because the auxiliary heating module is annular, a channel suitable for air circulation is formed inside the auxiliary heating module, and the resistance of the air flowing through the auxiliary heating module is small.

Description

Air purifying device

Technical Field

The utility model relates to an air purification technical field, concretely relates to air purification device.

Background

The air purifier is usually internally provided with a filter screen which can intercept certain viruses in the air but cannot kill the viruses, so that the air possibly causes secondary pollution to the air in the circulating process.

Some of existing air purifiers are also provided with auxiliary heating modules which can heat the filter screen to inactivate viruses on the filter screen, and under the ordinary condition, the auxiliary heating modules can inactivate viruses on the filter screen by heating the filter screen at the temperature of more than 56 ℃ for more than 30 minutes. However, the existing auxiliary heating module usually heats air and a filter screen in a fin heat dissipation mode, the air has larger resistance when flowing through fins, and the energy consumption of a fan in the air purifier is higher.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the air purifier air current among the prior art and assisting the great defect of resistance when the hot module to an air purification device that air flow resistance is less is provided.

In order to solve the technical problem, the utility model provides a pair of air purification device, include:

the first shell is provided with an air inlet and an air outlet;

the filtering structure is arranged in the first shell;

and the auxiliary heating module is arranged in the first shell and close to the filtering structure, and is annular and internally provided with a channel suitable for air circulation.

The auxiliary heating module comprises a plurality of heating bodies which are annularly arranged.

The heating body is U-shaped, and comprises two extending parts parallel to each other and a connecting part for connecting the two extending parts, wherein the extending parts extend along the air flowing direction in the first shell.

The auxiliary heating module further comprises a second shell, and the heating bodies are arranged on the inner wall of the second shell.

And the inner wall of the second shell is provided with a heat-insulating layer, and the heating body is arranged on the heat-insulating layer.

The second housing is cylindrical.

The auxiliary heat module is provided at an upstream position of the filter structure in an air flow direction within the first housing.

Still be equipped with purification module in the first casing, purification module establishes near the position department of air intake.

And a temperature sensing structure is arranged on the filtering structure.

The air purification device further comprises a controller electrically connected with the temperature sensing structure, and the controller is further electrically connected with the auxiliary heating module and/or a fan arranged in the first shell.

The utility model discloses technical scheme has following advantage:

1. the utility model provides an air purification device, it can heat air and filtration to assist hot module to can exterminate germ in the air and adsorbed germ on the filtration, and because it is cyclic annular to assist hot module, its inside is formed with the passageway that is suitable for the circulation of air, and the air current resistance is less when should assisting hot module.

2. The utility model provides an air purification device, the heating member is the U type, including two extensions that are parallel to each other and connect two the connecting portion of extension, the extension is followed air flow direction in the first casing extends, and the heating member has great heating area, and it is long when having sufficient heating to the air to ensured to exterminate the germ effect.

3. The utility model provides an air purification device, it still includes the second casing, and is a plurality of to assist hot module the heating member is established on the inner wall of second casing, the setting of second casing is convenient for fixed heating member, and second casing and heating member form jointly simultaneously and assist hot module, can assist inside hot module equipment accomplishes the back whole air purification device of packing into.

4. The utility model provides an air purification device, be equipped with the heat preservation on the inner wall of second casing, the heating member is established on the heat preservation, the heat preservation can avoid second casing high temperature and cause calorific loss.

5. The utility model provides an air purification device on the air flow direction in the first casing, it establishes to assist the thermal module filtration's upper reaches position department, sets up like this and makes to assist the thermal module and can heat the air earlier, also heats virus, bacterium in the air, and the air current flows through filtration after, virus, bacterium, the dust that the air content has are filtered by filtration, assist the thermal module and continue to virus, bacterium heating to can ensure to exterminate the germ effect.

6. The utility model provides an air purification device, still be equipped with purification module in the first casing, purification module establishes and is close to the position department of air intake, purification module can purify dust and harmful substance in the air in advance, prevents that granule such as dust from adsorbing on assisting hot module and influencing heating efficiency.

7. The utility model provides an air purification device, the last temperature sensing structure that is equipped with of filtration can monitor filtration's temperature at any time.

8. The utility model provides an air purification device, air purification device still include with the controller that the temperature sensing structure electricity is connected, the controller still with assist hot module and/or set up fan electricity in the first casing is connected, the controller can adjust the heating power of assisting hot module, the rotational speed of fan according to the temperature that the temperature sensing structure detected to ensure air purification device's high-efficient work.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of an air purification apparatus provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the auxiliary heating module shown in fig. 1.

Description of reference numerals:

1-a first housing; 2-air inlet; 3, air outlet; 4-a fan; 5-a filter structure; 6-auxiliary heat module; 61-a heating body; 62-a second housing; 63-an insulating layer; 7-a purification module; 8-temperature sensing structure.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to 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", 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 simplification of description, but 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, 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

The present embodiment provides a specific embodiment of an air purification apparatus, as shown in fig. 1, which includes a first housing 1, a filter structure 5, an auxiliary heating module 6, and a fan 4.

The first housing 1 has an air inlet 2 and an air outlet 3, and the shape of the first housing 1 can be designed to be cylindrical or rectangular, in this embodiment, the air inlet 2 is disposed below the first housing 1, and the air outlet 3 is disposed above the first housing 1. Of course, in other alternative embodiments, the positions of the air inlet 2 and the air outlet 3 may be set according to actual needs, for example, the air inlet 2 is disposed above the first housing 1, and the air outlet 3 is disposed below the first housing 1.

The filtering structure 5 is arranged in the first shell 1, specifically, the filtering structure 5 can adopt a HEPA high-efficiency filter screen, and the removal efficiency of particles with the diameter of more than 0.3 micron (1/200 of the hair diameter) can reach more than 99.97%.

The auxiliary thermal module 6 is arranged inside the first casing 1 and close to the filtering structure 5, the auxiliary thermal module 6 being annular and forming inside it a passage suitable for the circulation of air.

This air purification device during operation, fan 4 circular telegram operation, continuous messenger's air gets into first casing 1 inside through air intake 2, filters through filtering structure 5 and then blows off from air outlet 3. The auxiliary heating module 6 can heat the air and the filtering structure 5, so that germs in the air and germs adsorbed on the filtering structure 5 can be killed, and because the auxiliary heating module 6 is annular, a channel suitable for air circulation is formed inside the auxiliary heating module 6, and the resistance is small when the air flows through the auxiliary heating module 6.

In one embodiment, as shown in fig. 2, the auxiliary heating module 6 includes a plurality of heating bodies 61, and the plurality of heating bodies 61 are arranged in a ring shape. In the present embodiment, the gap is provided between the adjacent two heating bodies 61, and the heating bodies 61 can sufficiently generate heat while reducing the number of the heating bodies 61. Specifically, in the present embodiment, the plurality of heating bodies 61 are arranged in a circular ring shape. In other alternative embodiments, the plurality of heating bodies 61 are arranged in a rectangular ring shape.

In one embodiment, the heating body 61 is U-shaped, and includes two extending portions parallel to each other, which extend in the air flow direction inside the first housing 1, and a connecting portion connecting the two extending portions. In particular, in this embodiment, the connecting portion connects the lower ends of the two extending portions. In other alternative embodiments, a connecting portion connects the upper ends of the two extensions. The arrangement makes the heating body 61 have a larger heating area and enough heating time for air, thereby ensuring the effect of killing germs.

In one embodiment, the auxiliary thermal module 6 further includes a second case 62, and the plurality of heating bodies 61 are provided on an inner wall of the second case 62. The second housing 62 is convenient for fixing the heating body 61, and the second housing 62 and the heating body 61 together form the auxiliary heating module 6, so that the auxiliary heating module 6 can be integrally installed in the air purification device after being assembled.

In one embodiment, an insulating layer 63 is disposed on an inner wall of the second housing 62, and the heating body 61 is disposed on the insulating layer 63, where the insulating layer 63 can prevent the second housing 62 from being heated too high to cause heat loss. Specifically, the heat insulating layer 63 is formed of heat insulating cotton, and is capable of insulating heat from being transferred to the second housing 62.

In one embodiment, the second housing 62 is cylindrical. The cylindrical second housing 62 can ensure uniform heating. In other alternative embodiments, the second housing 62 may be rectangular parallelepiped in shape.

In one embodiment, the auxiliary thermal module 6 is provided at a position upstream of the filter structure 5 in the air flow direction within the first casing 1. The auxiliary heating module 6 can heat the air firstly, namely, viruses and bacteria in the air are heated, after the air flows through the filtering structure 5, the viruses, bacteria and dust contained in the air are filtered by the filtering structure 5, and the auxiliary heating module 6 continues to heat the viruses and the bacteria, so that the germ killing effect can be ensured. In particular, in the present embodiment, the direction of the air flow is from bottom to top, and therefore the auxiliary heating module 6 is provided below the filter structure 5. In other alternative embodiments, the secondary thermal module 6 may be positioned above the filter structure 5 when the direction of air flow is from top to bottom.

In one embodiment, a purification module 7 is further disposed in the first housing 1, and the purification module 7 is disposed at a position close to the air inlet 2. Purification module 7 can purify the dust and the harmful substance in the air in advance, prevents that particles such as dust from adsorbing on assisting hot module 6 and influencing heating efficiency. In particular, the purification module 7 can be made of a material with adsorption properties, such as activated carbon, or an electro-adsorption structure.

In one embodiment, the filter structure 5 is provided with a temperature sensing structure 8. Specifically, the temperature sensing structure 8 is a temperature sensing bulb. The temperature of the filter structure 5 can be monitored at any time. The user can adjust the heating power of the auxiliary heating module 6 or adjust the rotating speed of the fan 4 according to the temperature detected by the temperature sensing bulb.

In one embodiment, the air purification apparatus further comprises a controller electrically connected to the temperature sensing structure 8, and the controller is further electrically connected to the auxiliary heating module 6 and the fan 4 disposed in the first housing 1. The controller is internally provided with a preset temperature, and when the real-time temperature detected by the temperature sensing bulb is higher than the preset temperature, the controller controls the fan 4 to increase the rotating speed and reduce the heating power of the auxiliary heating module 6; when the real-time temperature detected by the temperature sensing bulb is lower than the preset temperature, the controller controls the fan 4 to reduce the rotating speed, and the heating power of the auxiliary heating module 6 is improved. In other alternative embodiments, the controller may be electrically connected to only the auxiliary thermal module 6 or the fan 4, and the heating power of the auxiliary thermal module 6 or the rotation speed of the fan 4 may be adjusted according to the temperature detected by the bulb.

In one embodiment, the fan 4 is arranged at a position downstream of the filter structure 5, in particular above the filter structure 5, close to the air outlet 3. In other alternative embodiments, the fan 4 may be provided at a position close to the air inlet 2.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. An air purification apparatus, comprising:

the first shell (1) is provided with an air inlet (2) and an air outlet (3);

a filter structure (5) arranged in the first housing (1);

it is in to assist hot module (6), set up in first casing (1) and be close to filtration (5) set up, it is cyclic annular and its inside passageway that is suitable for the circulation of air to assist hot module (6), it includes a plurality of heating members (61), and is a plurality of to assist hot module (6) heating member (61) are cyclic annular and arrange, heating member (61) are the U type, include two extensions that are parallel to each other and connect two the connecting portion of extension, the extension is followed the air flow direction in first casing (1) extends.

2. The air purification device according to claim 1, wherein the auxiliary heating module (6) further comprises a second housing (62), and the plurality of heating bodies (61) are provided on an inner wall of the second housing (62).

3. The air cleaning apparatus according to claim 2, wherein an insulating layer (63) is provided on an inner wall of the second housing (62), and the heating body (61) is provided on the insulating layer (63).

4. Air cleaning device according to claim 2, characterized in that the second housing (62) is cylindrical.

5. Air cleaning device according to any one of claims 1-4, characterized in that the auxiliary heating module (6) is provided at a position upstream of the filter structure (5) in the air flow direction within the first housing (1).

6. Air cleaning device according to claim 5, characterized in that a cleaning module (7) is further arranged in the first housing (1), and the cleaning module (7) is arranged at a position close to the air inlet (2).

7. The air purification device according to claim 5, wherein the filtering structure (5) is provided with a temperature sensing structure (8).

8. Air cleaning device according to claim 7, characterized in that it further comprises a controller electrically connected to the temperature sensing structure (8), said controller being further electrically connected to an auxiliary heating module (6) and/or a fan (4) arranged inside the first housing (1).