CN-119826243-B - Air supply component, air conditioning equipment, air supply control method and device

CN119826243BCN 119826243 BCN119826243 BCN 119826243BCN-119826243-B

Abstract

The application relates to an air supply component, air conditioning equipment, an air supply control method and an air supply control device, wherein the air supply component comprises a shell, a lower air guide component, a cross-flow fan blade and a volute, wherein the cross-flow fan blade and the volute are arranged in the shell, the lower air guide component is arranged below the cross-flow fan blade, the volute is arranged above the cross-flow fan blade in a first upward air supply state and is connected with the shell on one side, and the volute is arranged on one side of the cross-flow fan blade in a second downward air supply state and is in butt joint with the lower air guide component to form a molded line. Therefore, by the design of the volute with the changeable position, better air supply effect can be provided under the condition of air supply in different wind directions.

Inventors

DONG MINGZHU
LIANG BO
WANG XIANLIN
CHEN ZHIWEI
LU JING
LIU JIAN

Assignees

珠海格力电器股份有限公司

Dates

Publication Date: 20260508
Application Date: 20250224

Claims (13)

1. The air supply component is characterized by comprising a shell, a lower air guide assembly, a cross-flow fan blade and a volute, wherein the cross-flow fan blade and the volute are arranged in the shell; the lower air guide assembly is positioned below the cross-flow fan blade, the spiral case is a rotary spiral case, when the air is exhausted, a seal is formed between the rotary spiral case and the front shell, air flow is prevented from flowing back to the lower air inlet from the top of the evaporator, and when the air is exhausted, the rotary spiral case rotates to the lower side to serve as a starting section of the lower air outlet spiral case; in a first state of upward air supply, the volute is positioned above the cross-flow fan blade and is connected with the shell on one side; In a second state of downward air supply, the volute is positioned at one side of the cross-flow fan blade, and the volute is in butt joint with the lower air guide assembly to form a molded line; The lower air guide assembly at least comprises a first lower air guide plate and a second lower air guide plate, wherein in the first state, the second lower air guide plate is located at a first position, and in the second state, the second lower air guide plate is located at a second position in butt joint with the volute.
2. The air supply component according to claim 1, further comprising a spoiler, wherein the spoiler and the volute in the second state are respectively positioned on different sides of the cross-flow fan blade; In the first state, the spoiler is in a retracted state, and an air duct between the shell on the side where the spoiler is positioned and the cross-flow fan blade is communicated; In the second state, the spoiler is in an extending state and is used for blocking air flow from flowing upwards in an air channel between the shell and the cross-flow fan blade on the side where the spoiler is located.
3. The air supply component according to claim 2, further comprising a first volute tongue, wherein the lower end of the housing on the side of the spoiler is connected to the first volute tongue; in the second state, the first volute tongue and the position of the spoiler form eccentric vortex in the corresponding area of the through-flow fan blade.
4. The air supply component according to claim 1, further comprising a second volute tongue positioned above the cross-flow fan blade; In the first state, the second volute tongue is in butt joint with the first end of the volute, and the second end of the volute is connected with the shell on the side where the volute is located and used for blocking air flow from entering the through-flow fan blade from above the through-flow fan blade.
5. The blower assembly of claim 4, wherein in the first state, a gap between the scroll casing and the through-flow fan blade is gradually narrowed from the first end to the second end, and the second scroll tongue and the scroll casing form eccentric vortices in corresponding areas in the through-flow fan blade.
6. The blower assembly according to claim 4, wherein a first end of the scroll casing includes a first stopper portion, a second end of the scroll casing includes a second stopper portion, and the housing on the side of the scroll casing includes a third stopper portion; In the first state, the second stopping part is clamped with the third stopping part; and in the second state, the first stop part is clamped with the third stop part.
7. The air supply component according to claim 1, further comprising an upper air guide assembly positioned above the cross-flow fan blade and the volute; In the first state, the opening angle of the upper air guide assembly is smaller than that of the lower air guide assembly; in the second state, the opening angle of the upper air guide assembly is larger than the opening angle of the lower air guide assembly.
8. An air conditioning apparatus, characterized in that it comprises the air supply member as claimed in any one of claims 1 to 7.
9. A blowing control method applied to the blowing member according to any one of claims 1 to 7, the method comprising: Determining a required air supply state based on the current working mode; Responding to the air supply state as a first state of upward air supply, and controlling the volute to be positioned above the cross-flow fan blade and connected with the shell on one side; and responding to the second state that the air supply state is downward air supply, and controlling the volute to be positioned at one side of the cross-flow fan blade and to be in butt joint with the lower air guide assembly to form a molded line.
10. The method of claim 9, wherein the determining the desired supply air condition based on the current operating mode comprises: if the current working mode is a refrigeration mode, determining the required air supply state as a first state of upward air supply; if the current working mode is a heating mode, determining the required air supply state as a second state of downward air supply.
11. The utility model provides an air supply controlling means, its characterized in that is applied in air supply part, air supply part includes casing, lower wind-guiding subassembly, and locates cross flow fan blade and the spiral case in the casing, lower wind-guiding subassembly is located the below of cross flow fan blade, the spiral case is rotatory spiral case, when going up the air-out, form airtight between rotatory spiral case and the preceding casing, prevent that the air current from flowing back to the lower wind gap from the evaporimeter top, when going down the air-out, rotatory spiral case rotates to the below as the initial section of lower air-out spiral case, the device includes: A determining unit for determining a required air supply state based on the current operation mode; The control unit is used for controlling the volute to be positioned above the cross-flow fan blade and connected with the shell on one side in response to the first state of upward air supply in the air supply state; The lower air guide assembly at least comprises a first lower air guide plate and a second lower air guide plate, wherein in the first state, the second lower air guide plate is located at a first position, and in the second state, the second lower air guide plate is located at a second position in butt joint with the volute.
12. An electronic device comprising a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface, the memory are in communication with each other via the communication bus, the memory is configured to store a computer program, and the processor is configured to implement the method of claim 9 or 10 when the computer program is executed.
13. A storage medium having stored thereon a computer program, which when executed by a processor implements the method of claim 9 or 10.

Description

Air supply component, air conditioning equipment, air supply control method and device Technical Field The present application relates to the field of air conditioning technologies, and in particular, to an air supply component, an air conditioning apparatus, and an air supply control method and apparatus. Background Because of different densities of cold air and hot air, different air supply directions are needed to improve the heating and refrigerating efficiency and reduce the energy consumption. In different air supply states, there is often a need to improve the air supply efficiency due to the structure, design and other reasons. Disclosure of Invention The application provides an air supply component, air conditioning equipment, an air supply control method and an air supply control device, and aims to solve the technical problem of low air supply efficiency. The application provides an air supply component which comprises a shell, a lower air guide component, a cross-flow fan blade and a volute, wherein the cross-flow fan blade and the volute are arranged in the shell, the lower air guide component is arranged below the cross-flow fan blade, the volute is arranged above the cross-flow fan blade in a first upward air supply state and is connected with the shell on one side, and the volute is arranged on one side of the cross-flow fan blade in a second downward air supply state and is in butt joint with the lower air guide component to form a molded line. In one possible embodiment, the lower air guide assembly at least comprises a first lower air guide plate and a second lower air guide plate, wherein in the first state, the second lower air guide plate is positioned at a first position, and in the second state, the second lower air guide plate is positioned at a second position in butt joint with the volute. In one possible implementation mode, the air supply component further comprises a spoiler, wherein the spoiler and the volute in the second state are respectively located on different sides of the through-flow fan blade, the spoiler is in a retracted state in the first state, an air channel between the shell on the side where the spoiler is located and the through-flow fan blade is conducted, and the spoiler is in an extended state in the second state and used for blocking air flow to flow upwards in the air channel between the shell on the side where the spoiler is located and the through-flow fan blade. In one possible implementation mode, the air supply component further comprises a first volute tongue, the lower end of the shell on the side where the spoiler is located is connected with the first volute tongue, and in the second state, the first volute tongue and the position where the spoiler is located form eccentric vortex in a corresponding area in the through-flow fan blade. In one possible implementation mode, the air supply component further comprises a second volute tongue, wherein the second volute tongue is located above the through-flow fan blade, in the first state, the second volute tongue is in butt joint with the first end of the volute, and the second end of the volute is connected with the shell on the side where the volute is located and used for blocking air flow from entering the through-flow fan blade from above the through-flow fan blade. In one possible implementation manner, in the first state, a gap between the volute and the through-flow fan blade is gradually narrowed from the first end to the second end, and the positions of the second volute tongue and the volute form eccentric vortex in a corresponding area in the through-flow fan blade. In one possible embodiment, the first end of the volute is provided with a first stop portion, the second end of the volute is provided with a second stop portion, the housing on the side where the volute is located is provided with a third stop portion, the second stop portion is clamped with the third stop portion in the first state, and the first stop portion is clamped with the third stop portion in the second state. In one possible implementation mode, the air supply component further comprises an upper air guide component, wherein the upper air guide component is located above the through-flow fan blade and the volute, the opening angle of the upper air guide component is smaller than that of the lower air guide component in the first state, and the opening angle of the upper air guide component is larger than that of the lower air guide component in the second state. In a second aspect, the present application provides an air conditioning apparatus comprising an air delivery component as described in any one of the first aspects. The application provides an air supply control method which is applied to the air supply component in any one of the first aspect, and comprises the steps of determining a required air supply state based on a current working mode, controlling the volute to be located above the cross-flow fan blad