CN113375225A - Air duct machine air guide device and control method thereof - Google Patents
Air duct machine air guide device and control method thereof Download PDFInfo
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- CN113375225A CN113375225A CN202110717669.2A CN202110717669A CN113375225A CN 113375225 A CN113375225 A CN 113375225A CN 202110717669 A CN202110717669 A CN 202110717669A CN 113375225 A CN113375225 A CN 113375225A
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- air
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
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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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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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
- F24F11/79—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
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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
- F24F11/88—Electrical aspects, e.g. circuits
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/40—Pressure, e.g. wind pressure
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention relates to an air guide device of a ducted air conditioner and a control method thereof, wherein the control method of the air guide device of the ducted air conditioner comprises the following steps: s1, opening an air duct machine, and controlling air guide strips at an air outlet of the air duct machine to rotate and open according to a preset air guide angle; s2, respectively detecting the running current of the motor and the actual static pressure through a current detection unit and an air pressure detection unit, and transmitting the detected values to a controller; s3, the controller compares the detected motor running current and the detected actual static pressure with the rated current and the rated static pressure respectively; and S4, the controller correspondingly adjusts the wind guide angle of the wind guide strips by controlling the swing motor according to the comparison result in the step S3.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air guiding device of an air duct machine and a control method thereof.
Background
The existing indoor unit of the air duct machine is mostly not provided with an air outlet panel (air guide device), and an air outlet frame with a shutter capable of being manually adjusted is generally additionally arranged during engineering installation. As the louver of the air outlet frame is manually adjusted, the condition of air supply discomfort can occur; such as: the downward inclination angle of the louver is too large, which may cause people below the air conditioner to feel too cold; similarly, the downward inclination angle of the louver is too small, which may result in that the hot air of the air conditioner cannot be blown down, and thus the air conditioner has a poor heating effect.
Certainly, there are also a few indoor units of the air duct machine in the market, and an air outlet panel (air guide device) is standard, but the cooling and heating air supply angles of the air outlet panel are preset, and cannot be intelligently adjusted. Therefore, even if such an outlet panel is worn, there is a case where the air supply is uncomfortable. Such as: when the length of the external air pipe is too long and exceeds the rated static pressure of the system, the air outlet volume is reduced, and if the air supply angles of the air outlet panel for refrigeration and heating are not changed, people can feel that the refrigeration/heating effect of the air conditioner is not good; when the length of the external air pipe is too short and does not reach the rated static pressure of the system far away, the air outlet volume can be increased, and if the refrigerating and heating air supply angles of the air outlet panel are unchanged, people can feel overcooled or overheated, so that the comfort level in use is affected.
Disclosure of Invention
The invention aims to provide a brand-new air guide device of an air duct machine and a control method, which can realize comfortable air supply in various use occasions, thereby ensuring the refrigerating and heating effects of the air duct machine.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a control method of an air guide device of an air duct machine comprises the following steps:
s1, opening an air duct machine, and controlling air guide strips at an air outlet of the air duct machine to rotate and open according to a preset air guide angle;
s2, respectively detecting the running current of the motor and the actual static pressure through a current detection unit and an air pressure detection unit, and transmitting the detected values to a controller;
s3, the controller compares the detected motor running current and the detected actual static pressure with the rated current and the rated static pressure respectively;
and S4, the controller correspondingly adjusts the wind guide angle of the wind guide strips by controlling the swing motor according to the comparison result in the step S3.
Preferably, in step S4, the controller controls the swing motor to drive the wind guide strip to rotate so as to maximize the wind guide angle when the operating current i1< rated current i0 or actual static pressure P1> rated static pressure P0.
Preferably, the step S4 includes keeping the wind guiding angle unchanged when the operating current i1= rated current i0 or the actual static pressure P1= rated static pressure P0.
Preferably, in step S4, the controller controls the swing motor to drive the wind guide strip to rotate so as to open the wind guide angle to the minimum value when the operating current i1> the rated current i0 or the actual static pressure P1< the rated static pressure P0.
Preferably, the controller controls the swing motor to drive the air guide strip to form a plurality of air guide angles according to the comparison result in step S3, and after obtaining the comparison result, the controller determines the air guide angle after the swing motor drives the air guide strip to rotate.
The invention also provides an air guiding device of the air duct machine, which comprises the air duct machine and an external air duct, wherein the air duct machine is connected with one end of the external air duct, the other end of the external air duct is provided with an air outlet, an air guiding strip and a swing motor are arranged at the air outlet, and the swing motor is used for driving the air guiding strip to rotate to open or close the air outlet.
Preferably, the swing motor drives the air guide strip to rotate, so that the air guide strip has a plurality of air guide angles.
Preferably, the wind guide device further comprises a current detection unit, wherein the current detection unit is used for detecting the motor operation current and adjusting the wind guide angle of the wind guide strip according to the motor operation current and the rated current.
Preferably, the wind pressure detection device further comprises a wind pressure detection unit, wherein the wind pressure detection unit is used for detecting the actual static pressure and adjusting the wind guide angle of the wind guide strip according to the actual static pressure and the rated static pressure.
Preferably, the wind guide device further comprises a controller, and the controller controls the swing motor to correspondingly adjust the wind guide angle of the wind guide strip according to the motor running current detected by the current detection unit and the actual static pressure detected by the wind pressure detection unit.
By adopting the technical scheme, compared with the prior art, the invention has the beneficial effects that: install a wind guiding device and current detection unit in wind guiding device additional in tuber pipe machine air outlet position, the pressure that detects out through the wind pressure detection unit compares with the rated static pressure of unit, and compares with predetermined rated current or power through motor actual measurement electric current or power, the wind guiding angle among the further intelligent control wind guiding device to the realization is comfortable air supply under multiple use occasion, guarantees tuber pipe machine refrigeration heating effect.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a flowchart of a method for controlling an air guiding device of an air duct machine according to an embodiment of the present invention;
fig. 2 is a flowchart of a method for controlling an air guiding device of an air duct machine according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an air guiding device of an air duct machine according to an embodiment of the present invention;
fig. 4 is a schematic block diagram of an air guiding device of an air duct machine according to an embodiment of the present invention;
the reference numbers in the figures are: the device comprises a 1-air duct machine, a 2-external air duct, a 3-air outlet, a 4-air guide strip, a 5-swing motor, a 6-controller, a 7-air pressure detection unit and an 8-current detection unit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention further provides a method for controlling an air guiding device of an air duct machine, including the following steps:
s1, opening an air duct machine 1, and controlling an air guide strip 4 at an air outlet 3 of the air duct machine to rotate and open according to a preset air guide angle;
s2, detecting the running current of the motor and the actual static pressure through a current detection unit 8 and a wind pressure detection unit 7 respectively, and transmitting the detected values to a controller 6;
s3, the controller 6 compares the detected motor running current and the detected actual static pressure with the rated current and the rated static pressure respectively;
and S4, the controller 6 correspondingly adjusts the wind guide angle of the wind guide strip 4 by controlling the swing motor 5 according to the comparison result in the step S3.
When the duct machine 1 is started in step S1, the controller 6 controls the swing motor 5 to drive the air guide strips 4 to rotate, when the duct machine 1 is started, the air guide strips 4 are opened at a preset angle, in step S2, the current detection unit 8 and the air pressure detection unit 7 respectively detect the motor operation current and the actual static pressure during the operation of the duct machine 1, and simultaneously transmit the motor operation current and the actual static pressure to the controller 6, in step S3, the controller 6 compares the detected motor operation current with the rated current and compares the detected actual static pressure with the rated static pressure, in step S4, the controller 6 controls the swing motor 5 to drive the air guide strips 4 to guide the air angle according to the comparison result, and intelligent control over the air guide strips 4 is achieved.
As shown in fig. 4, the step S4 specifically includes that when the operating current i1< rated current i0 or actual static pressure P1> rated static pressure P0, the controller 6 controls the yaw motor 5 to drive the wind guide strip 4 to rotate so as to open the wind guide angle to the maximum value. Here, in step S4, when the detected data is the operating current i1< rated current i0 or the actual static pressure P1> rated static pressure P0, at this time, it is described that the cooling or heating effect needs to be improved by fully opening the air guide strip 4, and the controller 6 controls the swing motor 5 to drive the air guide strip 4 to rotate so that the air guide angle of the air guide strip 4 is opened to the maximum value.
As shown in fig. 2, the step S4 specifically includes that the wind guiding angle is kept unchanged when the operating current i1= rated current i0 or the actual static pressure P1= rated static pressure P0. In step S4, if the detected data is the operating current i1= rated current i0 or the actual static pressure P1= rated static pressure P0, it is described that the wind blown out by the ducted air conditioner 1 is normal and the wind guide strip 4 is not required to be controlled, and the wind guide angle of the wind guide strip 4 is kept unchanged at this time.
As shown in fig. 4, the step S4 specifically includes that when the operating current i1> the rated current i0 or the actual static pressure P1< the rated static pressure P0, the controller 6 controls the yaw motor 5 to drive the wind guide strip 4 to rotate so as to open the wind guide angle to the minimum value. Here, in step S4, when the detected data is the operating current i1> the rated current i0 or the actual static pressure P1< the rated static pressure P0, it is explained that the air guide strip 4 needs to be turned down to reduce the cooling or heating effect, and the controller 6 controls the swing motor 5 to drive the air guide strip 4 to rotate so that the air guide angle of the air guide strip 4 is opened to the minimum value.
In one embodiment, the controller 6 controls the swing motor 5 to drive the air guide strip 4 to form a plurality of air guide angles according to the comparison result in step S3, and after obtaining the comparison result, the controller 6 determines the air guide angle after the swing motor 5 drives the air guide strip 4 to rotate. Through setting up a plurality of wind-guiding angles with wind-guiding strip 4, the adjustment of 4 wind-guiding angles of wind-guiding strip in the time of can answering different demands to improve the air-out comfort level of tuber pipe machine 1.
Referring to fig. 3-4, a ducted air conditioner air ducting device includes ducted air conditioner 1 and external tuber pipe 2, ducted air conditioner 1 connects the one end of external tuber pipe 2, the external tuber pipe 2 other end is equipped with air outlet 3, air outlet 3 is equipped with wind-guiding strip 4 and sways motor 5, sway motor 5 and be used for driving wind-guiding strip 4 to rotate and realize opening or closing air outlet 3. Set up wind-guiding strip 4 and swing motor 5 at 1 air outlet 3 one end of tuber pipe machine, through swing motor 5 drive wind-guiding strip 4 rotation, realize opening and close air outlet 3.
In an embodiment, the swing motor 5 drives the wind guide strip 4 to rotate, so that the wind guide strip 4 has a plurality of wind guide angles. The driving of the swing motor 5 enables the air guide strip 4 to change a plurality of air guide angles.
In an embodiment, the wind guide device further comprises a current detection unit 8 and a current detection unit 8, wherein the current detection unit 8 is used for detecting the operation current of the motor, correspondingly adjusting the wind guide angle of the wind guide strip 4 according to the operation current of the motor and the rated current, detecting the current of the motor in operation in real time through the current detection unit 8, and controlling the wind guide angle of the wind guide strip 4 according to the operation current of the motor and the rated current.
In an embodiment, the wind pressure detection unit 7 is further included, the wind pressure detection unit 7 is configured to detect an actual static pressure, correspondingly adjust a wind guiding angle of the wind guiding strip 4 according to the actual static pressure and a rated static pressure, detect the actual static pressure in real time through the wind pressure detection unit 7, and control the wind guiding angle of the wind guiding strip 4 according to the actual static pressure and the rated static pressure.
In the embodiment, the control device 6 is further included, the control device 6 controls the swing motor 5 to adjust the wind guiding angle of the wind guiding strip 4 accordingly according to the motor operating current detected by the current detection unit 8 and the actual static pressure detected by the wind pressure detection unit 7, and the control device 6 is used for receiving the detected data, so as to control the swing motor 5.
In the description of the present invention, it should be understood that the terms "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, that is, the corresponding orientations when the air conditioner is normally installed. This is merely to facilitate description of the invention and to simplify the description, and is not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A control method of an air guide device of an air duct machine is characterized by comprising the following steps:
s1, opening an air pipe machine (1), and controlling an air guide strip (4) at an air outlet of the air pipe machine to rotate and open according to a preset air guide angle;
s2, detecting the running current of the motor and the actual static pressure through a current detection unit (8) and a wind pressure detection unit (7) respectively, and transmitting the detected values to a controller (6);
s3, the controller (6) compares the detected motor running current and the detected actual static pressure with the rated current and the rated static pressure respectively;
and S4, the controller (6) correspondingly adjusts the wind guide angle of the wind guide strip (4) by controlling the swing motor (5) according to the comparison result in the step S3.
2. The method for controlling the wind guide device of the wind pipe machine according to claim 1, wherein the step S4 specifically includes that when the operating current i1< rated current i0 or actual static pressure P1> rated static pressure P0, the controller (6) controls the swing motor (5) to drive the wind guide strip (4) to rotate so as to open the wind guide angle to the maximum value.
3. The method for controlling the duct guiding device of the duct type air conditioner as claimed in claim 1, wherein the step S4 specifically includes that the air guiding angle is kept unchanged when the operating current i1= rated current i0 or the actual static pressure P1= rated static pressure P0.
4. The method for controlling the wind guide device of the wind pipe machine according to claim 1, wherein the step S4 specifically includes that when the operating current i1> the rated current i0 or the actual static pressure P1< the rated static pressure P0, the controller (6) controls the swing motor (5) to drive the wind guide strip (4) to rotate so as to open the wind guide angle to the minimum value.
5. The method for controlling the duct guiding device of the duct machine according to claim 1, wherein the controller (6) controls the swing motor (5) to drive the duct guiding strips (4) to form a plurality of duct guiding angles according to the comparison result in step S3, and after the controller (6) obtains the comparison result, the controller determines the duct guiding angle after the swing motor (5) drives the duct guiding strips (4) to rotate.
6. The utility model provides a tuber pipe machine air ducting, includes tuber pipe machine (1) and external tuber pipe (2), the one end of external tuber pipe (2) is connected in tuber pipe machine (1), external tuber pipe (2) other end is equipped with air outlet (3), a serial communication port, air outlet (3) department is equipped with wind-guiding strip (4) and sways motor (5), it is used for driving wind-guiding strip (4) to rotate and realizes opening or closing to sway motor (5) air outlet (3).
7. The wind guide device of the wind pipe machine according to claim 6, wherein the swing motor (5) drives the wind guide strip (4) to rotate so that the wind guide strip (4) has a plurality of wind guide angles.
8. The duct guiding device of the duct machine as claimed in claim 6, further comprising a current detecting unit (8), wherein the current detecting unit (8) is configured to detect a motor operating current, and adjust the guiding angle of the guiding strip (4) according to the motor operating current and a rated current.
9. The ducted air guiding device of a ducted air conditioner according to claim 6, further comprising a wind pressure detecting unit (7), wherein the wind pressure detecting unit (7) is configured to detect an actual static pressure, and adjust a wind guiding angle of the wind guiding strip (4) according to the actual static pressure and a rated static pressure.
10. The ducted air guiding device of the ducted air conditioner according to claims 6 to 9, further comprising a controller (6), wherein the controller (6) controls the swing motor (5) to adjust the air guiding angle of the air guiding strip (4) accordingly according to the motor running current detected by the current detection unit (8) and the actual static pressure detected by the air pressure detection unit (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110717669.2A CN113375225A (en) | 2021-06-28 | 2021-06-28 | Air duct machine air guide device and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110717669.2A CN113375225A (en) | 2021-06-28 | 2021-06-28 | Air duct machine air guide device and control method thereof |
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| CN113375225A true CN113375225A (en) | 2021-09-10 |
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| CN202110717669.2A Pending CN113375225A (en) | 2021-06-28 | 2021-06-28 | Air duct machine air guide device and control method thereof |
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| CN111023421A (en) * | 2019-12-27 | 2020-04-17 | 宁波奥克斯电气股份有限公司 | Static pressure self-adjustment control method and device and air conditioner |
| CN211953001U (en) * | 2020-01-14 | 2020-11-17 | 青岛海尔空调电子有限公司 | Air guide device for air duct machine and air duct machine |
-
2021
- 2021-06-28 CN CN202110717669.2A patent/CN113375225A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090064979A (en) * | 2007-12-17 | 2009-06-22 | 삼성전자주식회사 | Duct type air conditioner and controlling method of the same of |
| JP2013104578A (en) * | 2011-11-10 | 2013-05-30 | Daikin Industries Ltd | Vav-type air conditioning system |
| CN104180475A (en) * | 2014-07-30 | 2014-12-03 | 珠海格力电器股份有限公司 | Constant wind volume control method and device for air duct machine |
| CN110529970A (en) * | 2019-09-16 | 2019-12-03 | 宁波奥克斯电气股份有限公司 | A kind of method and AC frequency conversion air-cooled ducted air conditioner of static pressure adjusting |
| CN111023421A (en) * | 2019-12-27 | 2020-04-17 | 宁波奥克斯电气股份有限公司 | Static pressure self-adjustment control method and device and air conditioner |
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