CN-121977259-A - Air treatment structure, control method of air treatment structure and air conditioner

CN121977259ACN 121977259 ACN121977259 ACN 121977259ACN-121977259-A

Abstract

The application relates to an air treatment structure, a control method of the air treatment structure and an air conditioner, and relates to the technical field of air conditioners. The air treatment structure comprises a shell, a plurality of filter assemblies and a driving assembly, wherein the shell comprises an air inlet cavity and an air outlet cavity which are communicated, the filter assemblies are movably arranged in the air inlet cavity and are sequentially arranged along the axial direction, the filter assemblies cover the cross section of the air inlet cavity and are provided with filter positions and avoiding positions which are arranged at intervals along the axial direction, the driving assembly is configured to drive each filter assembly to independently move along the axial direction in the air inlet cavity so as to enable the filter assemblies to switch between the filter positions and the avoiding positions, air flows to the air outlet cavity after passing through the filter assemblies in the filter positions, and air flows to the air outlet cavity after bypassing the filter assemblies in the avoiding positions. The technical scheme disclosed by the application can solve the problems that the single filtering system of the existing equipment cannot be adjusted and the energy efficiency and the indoor air quality are difficult to meet.

Inventors

HOU XUAN
TANG XUE
AN ZHI
MO JIANCONG
YUE XUAN
Yu Lianghang

Assignees

珠海格力电器股份有限公司

Dates

Publication Date: 20260505
Application Date: 20251201

Claims (13)

1. An air treatment structure comprising: The shell is internally provided with an air inlet cavity and an air outlet cavity which are arranged in the axial direction and communicated with each other; The filter assemblies are respectively and movably arranged in the air inlet cavity and are sequentially arranged along the axial direction, and each filter assembly covers the cross section of the air inlet cavity and has a filter position and an avoidance position which are arranged at intervals along the axial direction; A drive assembly disposed on the housing, the drive assembly configured to drive each of the filter assemblies to move independently in the axial direction within the air intake cavity to switch the filter assemblies between the filtering position and the bypass position; wherein, in the filtering position, the air flow passes through the filtering component and then flows to the air outlet cavity; and in the avoidance position, the airflow bypasses the filter assembly and flows to the air outlet cavity.
2. The air handling structure of claim 1, wherein the housing is provided with an air inlet communicating with the air inlet chamber, the air inlet passing through the housing in a direction perpendicular to the axial direction; the filter assembly is positioned at one side of the air inlet, which is close to the air outlet cavity in the axial direction, in the filtering position, and at one side of the air inlet, which is far away from the air outlet cavity in the axial direction, in the avoiding position.
3. The air treatment structure according to claim 1, wherein the plurality of filter assemblies are a first filter assembly, a second filter assembly and a third filter assembly, respectively, the first filter assembly, the second filter assembly and the third filter assembly are sequentially arranged along the direction of the air inlet cavity to the air outlet cavity, and the filter efficiency of the first filter assembly, the second filter assembly and the third filter assembly is sequentially decreased.
4. The air handling structure of claim 1, wherein the filter assembly comprises: A main body part movably arranged on the housing and used for filtering the air flow; at least one transmission part arranged on one side of the main body part facing the air inlet; The filter assembly comprises a plurality of filter assemblies, wherein the transmission parts of the filter assemblies are sequentially staggered along the length direction of the air inlet, one transmission part of each filter assembly jointly forms a transmission unit, and the drive assemblies comprise at least one drive unit which corresponds to the transmission units one by one and is in transmission connection.
5. The air handling structure of claim 4, wherein the drive unit includes a base and a plurality of incomplete gear segments disposed on the base, the plurality of incomplete gear segments being sequentially spaced on the base along a length of the air intake and being circumferentially equally spaced around the base; the transmission parts comprise transmission racks, and the incomplete gear sections are in one-to-one correspondence with the transmission parts of the transmission units and can be selectively meshed with the corresponding transmission racks.
6. The air handling structure of claim 5, wherein the central angle subtended by each incomplete gear stage is α, where α = 360 °/n, n is the number of filter elements.
7. The air handling structure of claim 6, wherein the drive assembly comprises: The driving shaft is rotatably arranged on the shell, and the base body is arranged on the driving shaft; and the driving motor is arranged on the shell and connected with the driving shaft so as to drive the driving shaft to rotate.
8. The air handling structure of claim 4, wherein the housing comprises: the volute is provided with an air outlet and an air outlet cavity, and one end of the volute in the axial direction is provided with an opening communicated with the air outlet cavity; the cover body is positioned at one end of the volute, provided with the opening, the cover body is provided with the air inlet cavity and the air inlet, one end of the cover body in the axial direction is provided with a wind passing hole communicated with the air inlet cavity, and the wind passing hole is communicated with the opening; The cover body is provided with at least one mounting groove on the side wall of the air inlet, and the mounting grooves are in one-to-one correspondence with the transmission units and are used for the corresponding transmission units to penetrate.
9. The air treatment structure of any one of claims 1-8, further comprising: the fan blade is arranged in the air outlet cavity; the air outlet motor is arranged in the air outlet cavity and connected with the fan blade so as to drive the fan blade to rotate.
10. A method of controlling an air handling structure according to any one of claims 1 to 8, comprising: acquiring outdoor air quality parameters; and if the outdoor air quality parameter is greater than a first preset air quality threshold, moving at least one filtering assembly to the filtering position.
11. The method of claim 10, wherein the plurality of filter assemblies are a first filter assembly, a second filter assembly, and a third filter assembly, respectively, and wherein moving at least one of the filter assemblies to the filtering position if the outdoor air quality parameter is greater than a first predetermined air quality threshold comprises: If the outdoor air quality parameter is greater than a first preset air quality threshold and less than or equal to a second preset air quality threshold, both the first filter assembly and the second filter assembly are moved to the avoiding position, and the third filter assembly is moved to the filtering position; If the outdoor air quality parameter is greater than a second preset air quality threshold and less than or equal to a third preset air quality threshold, moving the first filter assembly to the avoidance position, and moving both the second filter assembly and the third filter assembly to the filter position; and if the outdoor air quality parameter is larger than a third preset air quality threshold and smaller than or equal to a fourth preset air quality threshold, the first filter assembly, the second filter assembly and the third filter assembly are all moved to the filtering position.
12. The method of controlling an air handling structure of claim 10, further comprising: And if the outdoor air quality parameter is smaller than or equal to a first preset air quality threshold value, enabling the plurality of filtering assemblies to move to the avoiding position.
13. An air conditioner, characterized by being applied to the air treatment structure as claimed in any one of claims 1 to 9.

Description

Air treatment structure, control method of air treatment structure and air conditioner Technical Field The present application relates to the field of air conditioners, and in particular, to an air treatment structure, a control method of the air treatment structure, and an air conditioner. Background In air purification and ventilation settings, fresh air ventilation devices typically employ a single filtration system to process the outdoor air, maintaining a fixed filtration pattern and strength regardless of changes in the outdoor air quality parameters. However, the fixed filtering structure has obvious defects that when the outdoor air quality is good, the excessive filtering can increase the load of a fan to cause energy waste, and when the air quality is poor, the insufficient filtering can cause the indoor air quality to be substandard, thereby affecting the health of personnel. Therefore, the single filtering system of the existing fresh air ventilation equipment cannot be adjusted according to the air quality, and double requirements of operation energy efficiency and indoor air quality are difficult to be considered, so that the existing fresh air ventilation equipment is a problem to be solved urgently. Disclosure of Invention The application provides an air treatment structure, a control method of the air treatment structure and an air conditioner, which are used for solving the problems that a single filtering system of the existing fresh air ventilation equipment cannot be adjusted according to air quality and double requirements of operation energy efficiency and indoor air quality are difficult to consider. In a first aspect, the present application provides an air treatment structure comprising: The shell is internally provided with an air inlet cavity and an air outlet cavity which are arranged in the axial direction and communicated with each other; The filter assemblies are respectively and movably arranged in the air inlet cavity and are sequentially arranged along the axial direction, and each filter assembly covers the cross section of the air inlet cavity and has a filter position and an avoidance position which are arranged at intervals along the axial direction; A drive assembly disposed on the housing, the drive assembly configured to drive each of the filter assemblies to move independently in the axial direction within the air intake cavity to switch the filter assemblies between the filtering position and the bypass position; wherein, in the filtering position, the air flow passes through the filtering component and then flows to the air outlet cavity; and in the avoidance position, the airflow bypasses the filter assembly and flows to the air outlet cavity. In some embodiments, the shell is provided with an air inlet communicated with the air inlet cavity, and the air inlet penetrates through the shell along the direction perpendicular to the axial direction; The filter assembly is positioned at one side of the air inlet, which is close to the air outlet cavity in the axial direction, in the filtering position, and at one side of the air inlet, which is far away from the air outlet cavity in the axial direction, in the avoiding position. In some embodiments, the plurality of filter assemblies are a first filter assembly, a second filter assembly and a third filter assembly, respectively, the first filter assembly, the second filter assembly and the third filter assembly are sequentially arranged along the direction of the air inlet cavity to the air outlet cavity, and the filter efficiency of the first filter assembly, the second filter assembly and the third filter assembly is sequentially decreased. In some embodiments, the filter assembly comprises: A main body part movably arranged on the housing and used for filtering the air flow; at least one transmission part arranged on one side of the main body part facing the air inlet; The filter assembly comprises a plurality of filter assemblies, wherein the transmission parts of the filter assemblies are sequentially staggered along the length direction of the air inlet, one transmission part of each filter assembly jointly forms a transmission unit, and the drive assemblies comprise at least one drive unit which corresponds to the transmission units one by one and is in transmission connection. In some embodiments, the driving unit comprises a base body and a plurality of incomplete gear segments arranged on the base body, wherein the plurality of incomplete gear segments are sequentially spaced along the length direction of the air inlet on the base body and are circumferentially and equally spaced around the base body; the transmission parts comprise transmission racks, and the incomplete gear sections are in one-to-one correspondence with the transmission parts of the transmission units and can be selectively meshed with the corresponding transmission racks. In some embodiments, the central angle subtended by each incomplet