CN112432280A - Air supply device and air outlet control method thereof - Google Patents
Air supply device and air outlet control method thereof Download PDFInfo
- Publication number
- CN112432280A CN112432280A CN202011379414.1A CN202011379414A CN112432280A CN 112432280 A CN112432280 A CN 112432280A CN 202011379414 A CN202011379414 A CN 202011379414A CN 112432280 A CN112432280 A CN 112432280A
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- air supply
- air
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000012937 correction Methods 0.000 claims description 9
- 230000003247 decreasing effect Effects 0.000 claims description 4
- 238000004887 air purification Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2120/00—Control inputs relating to users or occupants
- F24F2120/10—Occupancy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
An air outlet control method of an air supply device comprises the following steps: collecting data information of the number, the position and the distance of users; controlling the rotation interval of air supply according to the data information of the number and the position of the users; and controlling the wind speed and the wind volume according to the data information of the number and the distance of the users. An air supply device comprises a shell, an air inlet and an air outlet are respectively formed in the shell, an air supply component communicated with the air outlet is rotatably connected to the shell, and the air supply device also comprises an infrared camera sensing device used for collecting data information of the number, the position and the distance of users; and the controller is used for controlling the rotating section of the air supply part according to the data information of the number and the position of the users and controlling the air speed and the air volume of the fan according to the data information of the number and the distance of the users. The air supply device and the air outlet control method thereof can realize uniform air outlet in a rotating way, and can timely supply purified air to a user, so that the user can timely breathe fresh air, and the air purification efficiency is improved.
Description
Technical Field
The invention belongs to the field of household appliances, and particularly relates to an air supply device and an air outlet control method thereof.
Background
The modern society develops at a high speed, the living standard of people is increasing day by day, the quality requirement on the life is more and more important, and the health problem caused by air pollution is more and more emphasized, therefore, various air purification products appear on the market; the air outlet mode of the existing air disinfector is single at present, the air outlet mode is upward direct blowing, so that the air treated by the air disinfector cannot be quickly diffused, even a great amount of treated air falls down and is sucked by the disinfector for multiple times for treatment, the working efficiency of the disinfector is greatly reduced, and the time of the treatment process of the air of the whole room by the disinfector is very long; sometimes, the position of the user in the house is not always fixed, and the situation that the positions of several users in the room are always moved can occur; the user can breathe the just treated air immediately only when they are next to the sterilizer, and the experience cannot be obtained after moving to other positions.
Disclosure of Invention
The invention aims to provide an air supply device and an air outlet control method thereof, and aims to solve the technical problems that the air supply device has uneven air outlet, low purification treatment efficiency and the user cannot breathe purified air in time.
In order to achieve the above purpose, the specific technical scheme of the air supply device and the air outlet control method thereof of the invention is as follows:
the utility model provides an air supply arrangement, includes the casing, offers air intake and air outlet on the casing respectively, and swivelling joint has the air supply component of intercommunication air outlet on the casing, still includes:
the infrared camera sensing device is used for acquiring data information of the number, the position and the distance of users;
and the controller is used for controlling the rotation start and stop of the air supply part, controlling the rotation interval of the air supply part according to the data information of the number and the position of users, and controlling the air speed and the air volume of the fan according to the data information of the number and the distance of the users.
Further, the controller is specifically configured to:
when the number of the users is larger than one, the rotating interval of the air supply part is an angle interval formed by a position connecting line of the first user and the shell and a position connecting line of the last user and the shell;
when the number of the users is one, the air supply part is controlled to rotate to the current position of the user for directional air supply;
and when the number of the users is not collected, the air supply part is controlled to supply air directionally according to the initial position.
Further, the controller is specifically configured to:
the wind speed and the wind volume are reduced for the close-distance users and increased for the remote users.
Further, the controller is specifically configured to:
when the air supply component rotates to the range of increasing or decreasing 2-6 degrees at two sides of the position connecting line of the shell and the user, the air speed and the air quantity are adjusted;
and when the number of the users is not collected, controlling the fan to operate at the initial constant wind speed and wind volume.
Further, the controller is specifically configured to:
the air speed and the air quantity are changed by adjusting the instantaneous power of the fan in real time, and the instantaneous power of the fan is adjusted by the following formula: p2＝D+A；
Wherein, P is the power of the fan, D is the shortest distance between the user and the air supply device, and A is a correction coefficient.
Furthermore, the infrared camera sensing devices are arranged in a plurality and are uniformly distributed on the outer side wall of the shell, and the infrared camera sensing devices are all located on the same horizontal plane 15-40 cm below the air outlet.
Further, the casing is internally provided with a bearing, the bottom end of the air supply component extends into the casing and penetrates through the inner ring of the bearing, the bottom end of the air supply component is connected with a rack, the casing is internally provided with a motor, the motor is provided with a motor shaft, the motor shaft is connected with a gear, and the gear and the rack are meshed with each other, so that the motor drives the air supply component to rotate.
The invention also provides an air outlet control method of the air supply device, which comprises the following steps:
collecting data information of the number, the position and the distance of users;
controlling the rotation interval of air supply according to the data information of the number and the position of the users;
and controlling the wind speed and the wind volume according to the data information of the number and the distance of the users.
Further, the method comprises the following steps:
the user position is the position on the air supply device reached by the shortest distance connecting line between the user and the air supply device;
the user distance is the shortest distance between the user and the air supply device.
Further, the controlling the rotation interval of the air supply according to the data information of the number and the position of the users includes:
when the number of the users is larger than one, the rotating interval is an angle interval formed by a position connecting line of the first user and the air supply device and a position connecting line of the last user and the air supply device;
when the number of the users is one, rotating to the current position of the user to perform directional air supply;
and when the number of the users is not collected, carrying out directional air supply according to the initial position of the air supply.
Further, the controlling the wind speed and the wind volume according to the data information of the number and the distance of the users comprises:
the wind speed and the wind volume are reduced for the close-distance users and increased for the remote users.
Further, the method comprises the following steps:
when the fan rotates to two sides of a position connecting line of the air supply device and a user, the wind speed and the wind volume are adjusted by increasing or decreasing 2-6 degrees;
when the number of users is not collected, the system is operated at the initial constant wind speed and wind volume.
Further, the method comprises the following steps: the air speed and the air quantity are changed by adjusting the instantaneous power of the fan in real time, and the instantaneous power of the fan is adjusted by the following formula: p2＝D+A；
Wherein, P is the power of the fan, D is the shortest distance between the user and the air supply device, and A is a correction coefficient.
The air supply device and the air outlet control method thereof have the following advantages: can realize rotatory even air-out, can in time deliver to user's department with the air that purifies, make the user can in time breathe fresh air, improve air purification efficiency simultaneously.
Drawings
FIG. 1 is a schematic view of an air-out control flow of the air supply device of the present invention;
FIG. 2 is a schematic view of an air supply device according to the present invention;
FIG. 3 is a schematic view of the structure of the air supply unit of the present invention;
fig. 4 is a schematic view of an assembly structure of the air supply device and the air supply component of the invention.
The notation in the figure is: 1. a housing; 2. an air outlet; 3. a wind feeding member; 4. an air supply outlet; 5. provided is an infrared camera sensing device.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, an air supply device and an air outlet control method thereof according to the present invention are further described in detail below with reference to the accompanying drawings.
The air supply device of the invention can be a sterilizer, an air purifier, an air conditioner, a fan and the like, and the sterilizer is taken as an example for explanation: comprises a shell 1, a filter screen is arranged in the shell 1, components such as a driving motor, a fan and the like are arranged, an air inlet is arranged at the bottom of the shell 1, an air outlet 2 is arranged at the top of the shell 1, an air supply part 3 is arranged above the air outlet 2, the bottom end of the air supply part 3 is rotatably connected to the top wall of the shell 1, so that the air supply part 3 can freely rotate around the central axis of the shell 1 of the disinfection machine, the bottom end opening of the air supply part 3 surrounds the air outlet 2, a deep groove ball bearing can be used as a rotary connecting device between the air supply part 3 and the shell 1, a bearing is arranged in the shell 1, the bottom end of the air supply part 3 extends into the shell 1 from the top wall of the shell 1 and penetrates through the inner ring of the bearing, the bottom end of the air supply part 3 is connected with a rack, the motor is arranged on the inner top wall of, so that the motor drives the air supply member 3 and the bearing to rotate.
The top wall of the shell 1 can also be provided with a guide groove, the bottom end of the air supply component 3 extends into the guide groove to rotate, the top end of the air supply component 3 is provided with an air supply outlet 4, the outer side wall of the shell 1 is provided with infrared camera sensing devices 5, preferably, the infrared camera sensing devices 5 are at least three, preferably four, the four infrared camera sensing devices 5 are respectively arranged on four surfaces of the outer side wall of the shell 1, all the infrared camera sensing devices 5 are arranged on the same horizontal position, the positions of the infrared camera sensing devices 5 on two adjacent side wall surfaces of the shell 1 are mutually symmetrical, the installation height of the infrared camera sensing devices 5 is located at the position 15cm-40cm below the air outlet 2, and the inside of the shell 1 is further provided with a controller.
After the sterilizer is opened, the motor starts to operate, the motor drives the fan blades to rotate, negative pressure is generated inside the sterilizer, air is sucked into the sterilizer from the air inlet at the bottom end of the sterilizer under the action of the negative pressure, the air is purified under the action of the filter screens layer by layer, and then the air is blown out from the air outlet at the top end of the sterilizer and the air supply component 3, so that the air quality meeting the standard is finally achieved, the air supply component 3 rotates to supply air to the vicinity of a user, and the purpose of purifying indoor air is achieved in a circulating manner.
The air outlet control method of the sterilizing machine comprises the following steps:
s1, when the sterilizer is powered on, the infrared camera sensing device 5 is synchronously started, the infrared camera sensing device 5 collects the image information of the user and outputs the image information of the user to the controller;
in this process, the image information of the user includes the number, position and distance of the user, wherein the number of the user is at least one person, the position of the user refers to the position on the housing 1 reached by the shortest distance connection line between the user and the housing 1, and the distance of the user refers to the shortest distance between the user and the housing 1.
S2, the controller acquires user information data acquired by the infrared camera sensing device 5 and controls the rotation interval of the air supply part 3 and the working power of the fan according to the user information data;
in the process, the air supply range is realized through the rotation interval of the air supply component 3, the air outlet of the air supply component 3 in each rotation process can cover all users indoors, and when the air supply component 3 rotates to the position where the first user is connected with the shell 1, the air supply outlet 4 starts to convey purified air;
when the number of the users is larger than one, the rotation interval of the air supply component 3 is an angle interval formed between a position connecting line of the first user and the shell 1 and a position connecting line of the last user and the shell 1;
when the number of the users is one, the air supply component 3 rotates to the position of the user to supply air directionally;
when no person is in the room, the air is directionally supplied according to the initial position of the air supply component 3;
in order to realize uniform air supply, the instantaneous power of the fan is adjusted in real time through the following formula: p2D + a, where P represents the operating power of the fan, D represents the shortest distance between the user and the housing 1, and a represents a correction coefficient (the correction coefficient is an equation curve fitted according to the statistical data after the experiment, and the obtained correction coefficient range, that is, the instantaneous power value of the fan is based on the experimental test result, and the calculation result of the formula given in the previous period is not matched with the experimental result, so that a correction value needs to be added for correction);
when the air supply component 3 rotates to the left or right +/-2 degrees to +/-6 degrees of the position connecting line of the shell 1 and the user, the instantaneous power of the fan is adjusted, the power is reduced for the close-distance user, and the power is increased for the remote user, so that the air supply speed and the air supply quantity sensed by the users at different distances or the same user at different distances are the same;
when no one is in the room, the fan is operated at the initial power constant.
The air supply device and the air outlet control method thereof can realize uniform air outlet in a rotating way, and can timely supply purified air to a user, so that the user can timely breathe fresh air, and the air purification efficiency is improved.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (13)
1. The utility model provides an air supply arrangement, includes casing (1), sets up air intake and air outlet (2) on casing (1) respectively, its characterized in that, swivelling joint has air supply part (3) of intercommunication air outlet (2) on casing (1), still includes:
the infrared camera sensing device (5) is used for acquiring data information of the number, the position and the distance of users;
and the controller is used for controlling the rotation start and stop of the air supply part (3), controlling the rotation interval of the air supply part (3) according to the data information of the number and the position of users, and controlling the air speed and the air volume of the fan according to the data information of the number and the distance of the users.
2. The air supply device according to claim 1, wherein the controller is specifically configured to:
when the number of the users is larger than one, the rotating interval of the air supply part (3) is an angle interval formed by a position connecting line of the first user and the shell (1) and a position connecting line of the last user and the shell (1);
when the number of the users is one, the air supply component (3) is controlled to rotate to the current position of the user for directional air supply;
and when the number of the users is not collected, the air supply part (3) is controlled to supply air directionally according to the initial position.
3. The air supply device of claim 2, wherein the controller is specifically configured to:
the wind speed and the wind volume are reduced for the close-distance users and increased for the remote users.
4. The air supply arrangement of claim 3, wherein the controller is specifically configured to:
when the air supply component (3) rotates to the range of increasing or decreasing 2-6 degrees at two sides of the position connecting line of the shell (1) and the user, the air speed and the air volume are adjusted;
and when the number of the users is not collected, controlling the fan to operate at the initial constant wind speed and wind volume.
5. The air supply arrangement of claim 3, wherein the controller is specifically configured to:
the air speed and the air quantity are changed by adjusting the instantaneous power of the fan in real time, and the instantaneous power of the fan is adjusted by the following formula: p2＝D+A；
Wherein, P is the power of the fan, D is the shortest distance between the user and the air supply device, and A is a correction coefficient.
6. The air supply device according to claim 1, wherein a plurality of infrared camera sensing devices (5) are provided, the plurality of infrared camera sensing devices (5) are uniformly distributed on the outer side wall of the casing (1), and the plurality of infrared camera sensing devices (5) are all located on the same horizontal plane 15cm-40cm below the air outlet (2).
7. The air supply device according to claim 1, characterized in that a bearing is arranged in the housing (1), the bottom end of the air supply component (3) extends into the housing (1) and passes through the inner ring of the bearing, the bottom end of the air supply component (3) is connected with a rack, a motor is arranged in the housing (1), the motor is provided with a motor shaft, a gear is connected to the motor shaft, and the gear and the rack are meshed with each other, so that the motor drives the air supply component (3) to rotate.
8. An air outlet control method of an air supply device is characterized by comprising the following steps:
collecting data information of the number, the position and the distance of users;
controlling the rotation interval of air supply according to the data information of the number and the position of the users;
and controlling the wind speed and the wind volume according to the data information of the number and the distance of the users.
9. The method for controlling air-out of an air supply device according to claim 8, comprising:
the user position is the position on the air supply device reached by the shortest distance connecting line between the user and the air supply device;
the user distance is the shortest distance between the user and the air supply device.
10. The method for controlling the air-out of the air supply device according to claim 9, wherein the controlling the rotation section of the air supply according to the data information of the number and the position of the users comprises:
when the number of the users is larger than one, the rotating interval is an angle interval formed by a position connecting line of the first user and the air supply device and a position connecting line of the last user and the air supply device;
when the number of the users is one, rotating to the current position of the user to perform directional air supply;
and when the number of the users is not collected, carrying out directional air supply according to the initial position of the air supply.
11. The method for controlling the air outlet of the air supply device according to claim 9, wherein the controlling the air speed and the air volume according to the data information of the number of users and the distance comprises:
the wind speed and the wind volume are reduced for the close-distance users and increased for the remote users.
12. The method for controlling air-out of an air supply device according to claim 11, comprising:
when the fan rotates to two sides of a position connecting line of the air supply device and a user, the wind speed and the wind volume are adjusted by increasing or decreasing 2-6 degrees;
when the number of users is not collected, the system is operated at the initial constant wind speed and wind volume.
13. The method for controlling air-out of an air supply device according to claim 11, comprising:
the air speed and the air quantity are changed by adjusting the instantaneous power of the fan in real time, and the instantaneous power of the fan is adjusted by the following formula: p2＝D+A；
Wherein, P is the power of the fan, D is the shortest distance between the user and the air supply device, and A is a correction coefficient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011379414.1A CN112432280A (en) | 2020-12-01 | 2020-12-01 | Air supply device and air outlet control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011379414.1A CN112432280A (en) | 2020-12-01 | 2020-12-01 | Air supply device and air outlet control method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN112432280A true CN112432280A (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011379414.1A Pending CN112432280A (en) | 2020-12-01 | 2020-12-01 | Air supply device and air outlet control method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932423A (en) * | 2021-10-08 | 2022-01-14 | 青岛海尔空调器有限总公司 | Method and device for killing viruses, air conditioning equipment and storage medium |
-
2020
- 2020-12-01 CN CN202011379414.1A patent/CN112432280A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932423A (en) * | 2021-10-08 | 2022-01-14 | 青岛海尔空调器有限总公司 | Method and device for killing viruses, air conditioning equipment and storage medium |
| CN113932423B (en) * | 2021-10-08 | 2022-10-28 | 青岛海尔空调器有限总公司 | Method and device for killing virus, air conditioning equipment and storage medium |
| WO2023056755A1 (en) * | 2021-10-08 | 2023-04-13 | 青岛海尔空调器有限总公司 | Method and device for virus disinfection, air-conditioning apparatus and storage medium |
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