CN102648378B - Air conditioner - Google Patents

Air conditioner Download PDF

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Publication number
CN102648378B
CN102648378B CN201080054627.5A CN201080054627A CN102648378B CN 102648378 B CN102648378 B CN 102648378B CN 201080054627 A CN201080054627 A CN 201080054627A CN 102648378 B CN102648378 B CN 102648378B
Authority
CN
China
Prior art keywords
wind direction
human body
blade
change
air conditioner
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201080054627.5A
Other languages
Chinese (zh)
Other versions
CN102648378A (en
Inventor
井上雄二
林正美
田积欣公
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CN102648378A publication Critical patent/CN102648378A/en
Application granted granted Critical
Publication of CN102648378B publication Critical patent/CN102648378B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0043Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0047Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/79Control 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2120/00Control inputs relating to users or occupants
    • F24F2120/10Occupancy
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2120/00Control inputs relating to users or occupants
    • F24F2120/10Occupancy
    • F24F2120/12Position of occupants
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2120/00Control inputs relating to users or occupants
    • F24F2120/10Occupancy
    • F24F2120/14Activity of occupants

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

When the wind direction setting angle of a louver is changed, even if a human body detection means erroneously detects a human body due to change of the amount of infrared light caused by movement of a part of the louver within a detection visual field in which infrared light is received, the detected information during the movement of the louver is temporarily not used to determine the state of a human (the presence, position, amount of activity, etc., of a human) in a human body state determination means, so that the detected information of a substance other than a human body, which is generated when the angle of the louver is changed, can be prevented from being erroneously determined as the detected information of a human body.

Description

Air conditioner
Technical field
The present invention relates to a kind of air conditioner possessing human body detection unit.
Background technology
There is a kind of air conditioner at present, be equipped with the structure of the air conditioner of this human body detection unit as shown in figure 11, at fitted underneath blow-off outlet 2 and the wind direction change blade 3 of indoor set 1, human body detection unit 4 is configured near the right-hand member changing blade 3 at blow-off outlet 2 and wind direction, the operation (for example, referring to patent document 1) of air conditioner is controlled according to the detection information of human body detection unit 4.
Patent document 1: Japanese Unexamined Patent Publication 5-187682 publication
Summary of the invention
The problem that invention will solve
But, following problem is there is in the air conditioner of aforementioned existing structure, when changing wind direction and changing the set angle of blade, if wind direction to change in the detection visual field that the part of blade enters human body detection unit receiving infrared-ray and movement, so, infrared ray amount will change, and human body detection unit carries out mistake detection.
The present invention is exactly to solve above-mentioned this existing problem, its object is to, a kind of air conditioner being equipped with human body detection unit is provided, can prevent the mistake of human body detection unit from detecting when wind direction changes, thus can judge more exactly people the body heath such as no, position, activity.
For solving the method for problem
In order to solve above-mentioned problem, the invention is characterized in, comprising: blow-off outlet, the air-flow of air conditioning is carried out in its blowout to indoor, wind direction changes (change) blade, and it changes the blow-off direction of described air-flow, wind direction changes blade control unit, and it drives described wind direction to change blade and changes angle, human body detection unit, it is arranged near described blow-off outlet, and receiving infrared-ray detects human body, with body heath's identifying unit, its according to the detection information of described human body detection unit judge to comprise people no, position, the body heath of at least one of activity, described air conditioner changes according to body heath's result of determination of described body heath's identifying unit and runs setting, comprise from utilize described wind direction to change to change to blade control unit makes described wind direction change the set angle of blade terminate to change till during, and the detection information of the described human body detection unit exported to the time-bands during through the stipulated time after terminating, be not used in the judgement of the body heath of described body heath's identifying unit.
Thus, when changing wind direction and changing the wind direction set angle of blade, even if a part for wind direction change blade moves in the detection visual field of human body detection unit receiving infrared-ray, infrared ray amount changes thus, when human body detection unit detects by mistake, in the judgement of the situation (in no, people position, activity etc.) of the people of body heath's identifying unit, temporarily do not use the detection information in moving process yet, thus, prevent the detection information misinterpretation beyond by the human body occurred when changing the change of blade at wind direction from behaving.
Invention effect
Air conditioner of the present invention can prevent the mistake of human body detection unit in the running of air conditioner from detecting, thus can judge the situation of people more exactly.
Accompanying drawing explanation
Fig. 1 is the front elevation of the air conditioner in embodiments of the present invention 1.
Fig. 2 is the cross-sectional view of the air conditioner in embodiments of the present invention 1, the cross-sectional view of air conditioner when () is through the time (a) a, the cross-sectional view of air conditioner when () is through the time (b) b, the cross-sectional view of air conditioner when (c) is through the time (c).
Fig. 3 is the control block diagram of the air conditioner in embodiments of the present invention 1.
Fig. 4 is the time flow chart of the control operation of air conditioner in embodiments of the present invention 1.
Fig. 5 is the front elevation of the air conditioner in embodiments of the present invention 2.
Fig. 6 is the cross-sectional view of the air conditioner in embodiments of the present invention 2, the cross-sectional view of air conditioner when () is through the time (a) a, the cross-sectional view of air conditioner when () is through the time (b) b, the cross-sectional view of air conditioner when (c) is through the time (c).
Fig. 7 is the time flow chart of the control operation of air conditioner in embodiments of the present invention 2.
Fig. 8 is the front elevation of the air conditioner in embodiments of the present invention 3.
Fig. 9 is the figure of the search coverage of the human body detection unit represented in embodiments of the present invention 3.
Figure 10 is the time flow chart of the control operation of air conditioner in embodiments of the present invention 3.
Figure 11 is the front elevation of the air conditioner as conventional example.
Detailed description of the invention
The air conditioner of a first aspect of the present invention, is characterized in that, comprising: blow-off outlet, and the air-flow of air conditioning is carried out in its blowout to indoor, wind direction changes blade, and it changes the blow-off direction of described air-flow, wind direction changes blade control unit, and it drives described wind direction to change blade and changes angle, human body detection unit, it is arranged near described blow-off outlet, and receiving infrared-ray detects human body, with body heath's identifying unit, its according to the detection information of described human body detection unit judge to comprise people no, position, the body heath of at least one of activity, described air conditioner changes according to body heath's result of determination of described body heath's identifying unit and runs setting, comprise from utilize described wind direction to change to change to blade control unit makes described wind direction change the set angle of blade terminate to change till during, and the detection information of the described human body detection unit exported to the time-bands during through the stipulated time after terminating, be not used in the judgement of the body heath of described body heath's identifying unit.
According to this structure, when changing wind direction and changing the wind direction set angle of blade, even if a part for wind direction change blade moves in the detection visual field of human body detection unit receiving infrared-ray, infrared ray amount changes thus, when human body detection unit detects by mistake, also temporarily not in the situation of the people of body heath's identifying unit (no, the position of people, activity etc.) judgement in use detection information in moving process, thus, can prevent the detection information misinterpretation beyond by the human body occurred when changing the change of blade at wind direction from behaving, and the situation that can only use the detection information of human body to carry out people more accurately judges.
In addition, even if by human body detection cell location near blow-off outlet, also can prevent by mistake detection, and configuration when to form human body detection unit in indoor set and the free degree in design can be improved further.In addition, even if do not limit the detection visual field of human body detection unit but configure according to larger wide-angle, detection by mistake can also be prevented, and can at the wider detection human body of indoor.
The feature of the air conditioner of a second aspect of the present invention is, aforementioned wind direction changes blade and changes upper and lower blow-off direction, thus, even if expand upper and lower wind direction further change the design of the shape of blade and configure highlightedly from blow-off outlet, also can prevent maloperation, and the design that wind direction changes blade and the free degree configured can be improved further.
The feature of a third aspect of the present invention is, particularly in a second aspect of the present invention, described air conditioner is provided with multiple described human body detection unit and has the left and right wind direction change blade of the blow-off direction of the left and right of changing described air-flow, based on the position of the people judged according to the detection information of multiple described human body detection unit by described body heath's identifying unit, control described left and right wind direction and change blade, thus, detection by mistake can be prevented, and comfortable air-conditioning can be realized according to the position of people.
A fourth aspect of the present invention, only from the described detection information that a part of human body probe unit set multiple described human body detection unit obtains, be not used in the judgement of the body heath of described body heath's identifying unit, thus, the detection information of human body detection unit can be maximally utilised, realize comfortable air-conditioning.
A fifth aspect of the present invention, have and change the operational mode that described upper and lower wind direction changes the set angle of blade continuously, when running with described operational mode, the change of set angle is stopped in each stipulated time, in the change of this set angle stops, judge described body heath according to the detection information from described human body detection unit, even if waved in operation at the set angle of upper and lower wind direction change blade by what change continuously, also can prevent from detecting and judging body heath by mistake.
Below, with reference to accompanying drawing, embodiments of the present invention are described.In addition, the present invention is not limited to present embodiment.
(embodiment 1)
Fig. 1 is the front elevation of the air conditioner in the 1st embodiment of the present invention.The cross-sectional view of air conditioner when Fig. 2 (a) is through the time (a), the cross-sectional view of air conditioner when () is through the time (b) b, the cross-sectional view of air conditioner when () is through the time (c) c, cross-sectional view during different wind directions setting when being each elapsed time when representing that air conditioner runs.
In each figure of Fig. 2, air conditioner 1 is configured to comprise: heat exchanger 5; Make blowout wind at the pressure fan 6 of indoor circulation and the diffuser 7 that blows to blow-off outlet 2; Drip tray 8; Be arranged at the change of the wind direction up and down blade 3a that blow-off outlet 2 changes the wind direction up and down of blowout wind; And being arranged near blow-off outlet 2, receiving infrared-ray detects the human body detection unit 4 of human body.In addition, change blade and indoor temperature detector, heat exchange temperature detector, micro computer etc. by the left and right wind direction of the wind direction changing the left and right blowing out wind and form air conditioner 1.
Below, to adopting the air conditioner formed with upper type, its operation, effect are described.Fig. 3 is the control block diagram of the air conditioner represented in the 1st embodiment of the present invention.In figure 3, the flow process that the basic controlling of the operation setting of changing air conditioner according to human body detection information operates is described.Body heath's identifying unit 9 according to the detection information of human body detection unit 4 of one or more setting judge body heath (in no, people position, activity etc.).According to the information of judged body heath, run setting changing unit 10 to change the wind direction that blade 3a and left and right wind direction change the angle initialization of blade 3b and change blade control unit 11 to using the rotary drive unit such as stepper motor to change upper and lower wind direction, change the design temperature control unit 12 of the design temperature of the target of indoor temperature and control as the rotary speed of the fan of pressure fan 6 and the pressure fan Boiler pressure control unit 13 of change setting, export the control signal that respective operation setting is changed.
Such as, utilizing body heath's identifying unit 9 to judge people not in case, running setting changing unit 10 and the control signal that only temperature amplitude converts energy saver mode to according to the rules such as the design temperature of the target set by remote controller etc. is exported to design temperature control unit 12.In addition, when utilizing body heath's identifying unit 9 to judge that the activity of people is large, the control signal that design temperature is converted to the low direction of set point of temperature amplitude by operation setting changing unit 10 exports to design temperature control unit 12.In addition, when utilizing body heath's identifying unit 9 to judge the position of people, run setting changing unit 10 according to the mode of upper and lower wind direction blade changing unit 3a and left and right wind direction blade changing unit 3b towards the direction of the position of people, change blade control unit 11 to wind direction and export the control signal changing all angles setting.
In addition, run setting changing unit 10 also according to by operating units such as remote controllers to running the change of setting and utilizing the indication information automatically controlled the change running setting etc., export the control signal changing and run setting to various control unit.
Fig. 4 is an example of the time flow chart of the control operation of the air conditioner represented in the 1st embodiment of the present invention.In addition, the desired location of blade 3a is changed when Fig. 2 (a), Fig. 2 (b), Fig. 2 (c) represent elapsed time (a) and (b) in Fig. 4, (c) respectively relative to the wind direction up and down in the detection visual field 14 of human body detection unit 4.
Below, in the diagram, to the order according to elapsed time (a) → (b) → (c) change upper and lower wind direction change blade 3a time each time control operation, effect be described.In the time-bands to the elapsed time (a), upper and lower wind direction changes the angle a1 that blade angle is set to the close upper limit upward.When the elapsed time (a), run setting changing unit 10 and the wind direction up and down of target is changed blade 3a if utilized and be altered to angle b1 close to lower limit from angle a1, so, the motor that the upper and lower wind direction of rotary actuation changes blade 3a just stops from the OFF(of halted state) be altered to the ON(operation of running status), upper and lower wind direction changes blade 3a and changes angle downward according to the speed of regulation, in the elapsed time (b), the wind direction up and down arriving target changes the angle b1 of blade 3a.During this period, when the elapsed time (a), as shown in Figure 2 (a) shows, upper and lower wind direction changes the upper outer that blade 3a is positioned at the detection visual field 14 of human body detection unit 4, but from elapsed time (a) to (b), upper and lower wind direction changes blade 3a and moves downwards, thus, when the elapsed time (b), as shown in Fig. 2 (b), stop under the state that a part of upper and lower wind direction change blade 3a enters the inner side in the detection visual field 14.
As shown in Figure 4, when entering the inner side in the detection visual field 14 from a part of upper and lower wind direction change blade 3a when moving in way, during the elapsed time (b) terminating movement, the wind direction being up and down blown air cooling or heating changes the blade 3a crosscut detection visual field, thus, the change of the above infrared ray amount of regulation is received, during this period, from human body detection unit 4 output pulse signal continuously at human body detection unit 4.In addition, after the movement of changing blade 3a at upper and lower wind direction just stops, between the several seconds before the vary stable of the infrared ray amount of human body detection unit 4, also output pulse signal continuously.
Utilize the control block diagram of Fig. 3, illustrate and the information that the mistake that the wind direction changing blade 3a according to this upper and lower wind direction sets the human body detection unit 4 when changing detects make it that control operation of the misinterpretation of body heath can not occur.
When utilizing operation setting changing unit 10 to change the angle on target of upper and lower wind direction change blade 3a, wind direction changes blade control unit 11 and also exports the information of the control signal of the operation/stopping (ON/OFF) of the drive motors of upper and lower for instruction rotary actuation wind direction change blade 3a to body heath's identifying unit 9.According to this output information, in body heath's identifying unit 9, the running status of drive motors be run (ON) during, with switch to two times of moment extremely during the stipulated time (several seconds) stopping (OFF) from the running status of drive motors from running (ON), likely there is detection by mistake, therefore, at least in the time-bands comprising aforementioned two times, in the judgement of body state (in no, people position, activity etc.), do not use the information exported from body probe unit 4.
Such as, this time-bands be set in from upper and lower wind direction change the change of the angle on target of blade 3a, to the time-bands through the stipulated time more sufficiently long than the maximum time supposed of aforementioned two time sums, thereby, it is possible to conscientiously prevent detection by mistake.Thus, as shown in Figure 4, although export at this time-bands generation human body detection unit, the output of body heath's identifying unit 9 also exports not in judgement (0), can prevent the movement of changing blade 3a because of upper and lower wind direction from detecting the detection information of human body detection unit 4 for human body by mistake.
In addition, as shown in Figure 4, during the elapsed time (b) to elapsed time (c), do not utilize and run the set angle that setting changing unit 10 changes upper and lower wind direction change blade 3a, the drive motors that upper and lower wind direction changes blade 3a stops, and the angle that upper and lower wind direction changes blade 3a is retained as fixing.During this period, from human body detection unit 4 output pulse signal, but stop in (OFF) in the information of the control signal changing the drive motors that blade control unit 11 exports from wind direction, when from human body detection unit 4 output pulse signal, this output is judged to be the detection information of human body by body heath's identifying unit 9, and export judgement (1).
Below, when the elapsed time (c), if again utilize operation setting changing unit 10 that the wind direction up and down of target is changed blade angle change to c1 from b1, so, the motor that the upper and lower wind direction of rotary actuation changes blade 3a changes to running status ON from halted state OFF, upper and lower wind direction changes blade 3a and changes angle upward according to the speed of regulation, and in the elapsed time (c), the wind direction up and down arriving target changes blade angle c1.During the elapsed time (b) to (c), as shown in Fig. 2 (b) of mobile start time and the Fig. 2 (c) in mobile end moment, upper and lower wind direction change blade 3a enters the inner side in the detection visual field 14 state with its part is moved upward, the wind direction being up and down blown air cooling or heating changes the blade 3a crosscut detection visual field, thus, the change of the above infrared ray amount of regulation is received in human body detection unit 4, as shown in Figure 4, during the elapsed time (b) to (c), all the time from human body detection unit 4 output pulse signal continuously.In addition, after the movement that upper and lower wind direction changes blade 3a just stops, between the several seconds before the vary stable of the infrared ray amount of human body detection unit 4, also output pulse signal continuously.
Same with aforementioned, as shown in Figure 4, although export at this time-bands generation human body detection unit, the output of body heath's identifying unit 9 also exports not in judgement (0), can prevent because upper and lower wind direction changes the movement of blade 3a and detect the detection information of human body detection unit 4 for human body by mistake.
According to above embodiment, when changing wind direction and changing the wind direction set angle of blade, in the detection visual field of human body detection unit receiving infrared-ray, a part for wind direction change blade moves, when infrared ray amount changes and causes human body detection unit to detect by mistake, also temporarily not in the situation of the people of body heath's identifying unit (no, the position of people, activity etc.) judgement in use detection information in moving process, thus, can prevent the detection information misinterpretation beyond by the human body occurred when changing wind direction and changing blade from behaving, only can utilize the detection information of human body, the situation of carrying out people more accurately judges.
In addition, even if by human body detection cell location near blow-off outlet, also can prevent by mistake detection, and configuration when to form human body detection unit in indoor set and the free degree in design can be improved further.In addition, even if do not limit the detection visual field of human body detection unit but configure according to larger wide-angle, detection by mistake can also be prevented, and can at the wider detection human body of indoor.
In addition, even if the wind direction that expansion is upper and lower further changes the design of the shape of blade and configures highlightedly from blow-off outlet, also can prevent detection by mistake, and the design that wind direction changes blade and the free degree configured can be improved further.
In addition, such as, when carrying out operation (sway mode) of the swing operation changing upper and lower wind direction change blade 3a when freezing intermittently, temporarily swing operation is stopped in the cycle of each regulation, detection body heath.Thereby, it is possible to realize the comfortableness that swing operation brings, prevent from detecting by mistake and detect the situation of human body, being reflected in operation of air conditioner.
In addition, in the movable range that upper and lower wind direction changes blade 3a, the upper and lower wind direction of scope be not blocked changes blade 3a change angle, the detection information of human body probe unit 4 also can be used to carry out situation judgement in the visual field of human body detection unit 4.Thereby, it is possible to more effectively utilize detection information.
Like this, can provide a kind of air conditioner according to the present invention, it can prevent the mistake of human body detection unit from detecting thus can judge the situation of people more exactly.
(embodiment 2)
Fig. 5 represents that human body detection unit 4 is present in the situation on the top of blow-off outlet 2.Same with embodiment 1, also can play effect when human body detection unit 4 being arranged at central authorities.
Fig. 6 represents the sectional view of the indoor set 1 in Fig. 5.Wind direction up and down when Fig. 6 (a) and (b) represent elapsed time (a) and (b) respectively changes the desired location of blade 3a for the detection visual field 14 of human body detection unit 4.
The design of changing blade because of wind direction and the restriction configured, as shown in Figure 5 when configuring human body detection unit 4, upper and lower wind direction changes the visual field 14 that blade 3a disturbs human body detection unit 4 sometimes.
Therefore, same with embodiment 1, change to end comprising the set angle changing blade 3a from upper and lower wind direction during, and to the time-bands during the stipulated time after end, in the judgement of body heath's identifying unit 9, do not use the detection information of human body probe unit 4.
Specifically, as shown in Figure 7, during (a) ~ (b) in direction changing upper and lower wind direction change blade 3a, even if utilize human body detection unit to carry out detectable signal, its output does not also use in the judgement of body heath's identifying unit 9.Therefore, the output of body heath's identifying unit 9 is not in (0).
Like this, even if when changing wind direction and changing the wind direction set angle of blade, in the detection visual field of human body detection unit receiving infrared-ray, a part for wind direction change blade moves, when infrared ray amount changes and causes human body detection unit to detect by mistake, also temporarily not in the situation of the people of body heath's identifying unit (no, the position of people, activity etc.) judgement in use detection information in moving process, thus, prevent the detection information misinterpretation beyond by the human body occurred when changing wind direction and changing blade from behaving, only utilize the detection information of human body, the situation can carrying out people more accurately judges.
(embodiment 3)
Fig. 8 represents that multiple human body detection unit 4 is present in the situation on the top of blow-off outlet 2.Multiple human body detection unit 4 is set like this, as shown in Figure 9, can detect thus the people in multiple region no.Therefore, according to the output of different three the human body probe units 4 in the visual field on left and right directions, judge in left, central authorities, right three regionals with do not exist.
But in the case, be also that the situation of is same with human body detection unit 4, as shown in Figure 6, wind direction changes the visual field 14 that blade 3a disturbs human body detection unit 4 up and down sometimes.
Figure 10 represents the time flow chart of the control operation of the air conditioner in present embodiment.
As shown in Figure 10, when time (a) ~ (b) up and down wind direction change blade 3a towards change, upper and lower wind direction changes the visual field of each human body detection unit 4 of blade 3a crosscut, and reaction by mistake occurs sometimes.Therefore, to the stipulated time after changing the wind direction changing blade 3a from upper and lower wind direction changes, not in the output or not using human body probe unit 4 in judgement.As shown in Figure 10, although there is the output of human body detection unit 4, the output of body heath's identifying unit 9 is not in (0).
On the other hand, change at upper and lower wind direction the state that blade 3a is fixed, when human body detection unit 4 reacts to some extent, make left and right wind direction change blade 3b(not shown) direction in region that orientation judging people exists, make gas flow to intelligent.In Fig. 10, at time (c) ~ (d), the human body detection unit 4 on right side reacts, and people, in right region, exports in (1).Now, left and right wind direction change blade 3b towards changing to right side, wind direction is changed to the direction (fixing at angle b2) in the right region of people.
Herein, for all regional determinations in case, such as do not make left and right wind direction change blade 3b towards according to not accumulation data and judge often have the direction in the region of people (in fig .9 as left region).In addition, as the control of air-flow, be illustrated left and right wind direction being changed the example of blade 3b towards the direction having people, but, when avoiding wind directly to blow to people, also can carry out wind direction and controlling to make it towards the direction of nobody.
In addition, when using multiple human body detection unit 4, because of the difference of the setting position of human body detection unit 4, only a part of human body probe unit 4 can be subject to the impact that upper and lower wind direction changes blade 3a in its visual field sometimes.Therefore, in the case, only to the affected human body detection unit 4 in the visual field, in judgement, do not use the detection information in the change process of the set angle of upper and lower wind direction changing unit 3a, the detection information of other human body detection unit 4 is used for body heath and judges, can realize comfortable operation of air conditioner thus.
In addition, human body detection unit 4 both can as in the present embodiment, arrange multiple in the central authorities of indoor set 1, can certainly as Embodiment 1, arrange multiple in one end of indoor set 1.
In addition, in various embodiments of the present invention, illustrate the object lesson of wall-hanging air conditioner, but, for the various forms of air conditioner, such as vertical, built-in ceiling-type etc., are changing the change of set angle of blade because of wind direction, when wind direction changes the detection visual field of part interference human body detection unit of blade, also can play same effect, effect.In addition, change the object lesson of blade as wind direction, be not limited to upper and lower wind direction and change blade, left and right wind direction changes blade also can play same effect, effect.
Utilizability in industry
Air conditioner of the present invention reduces the mistake detection of human body detection unit, thus, body heath can be judged more exactly, realize the air conditioner meeting the more comfortable of body heath and good energy saving property, so, generally home-use air conditioner can not only be applicable to, also can be applicable to the air conditioner etc. of the office used in places such as offices.
Symbol description
1 air conditioner
2 blow-off outlets
3 wind directions change blade
The upper and lower wind direction of 3a changes blade
About 3b wind direction changes blade
4 human body detection unit
5 heat exchangers
6 pressure fan
7 diffusers
8 drip trays
9 body heath's identifying units
10 run setting changing unit
11 wind directions change blade control unit
12 design temperature control units
13 pressure fan Boiler pressure control unit

Claims (3)

1. an air conditioner, is characterized in that, comprising:
Blow-off outlet, the air-flow of air conditioning is carried out in its blowout to indoor;
Wind direction changes blade, and it changes the blow-off direction of described air-flow;
Wind direction changes blade control unit, and it drives described wind direction to change blade and changes angle;
Human body detection unit, it is arranged near described blow-off outlet, and receiving infrared-ray detects human body; With
Body heath's identifying unit, its according to the detection information of described human body detection unit judge to comprise people in no, position, the body heath of at least one of activity,
Described air conditioner changes according to body heath's result of determination of described body heath's identifying unit and runs setting,
Comprise from utilize described wind direction to change to change to blade control unit makes described wind direction change the set angle of blade terminate to change till during and the detection information of described human body detection unit that exports to the time-bands during through the stipulated time after terminating, be not used in the judgement of the body heath of described body heath's identifying unit
Change blade as described wind direction, there is the wind direction up and down changing upper and lower blow-off direction and change blade,
Described air conditioner has the operational mode of the set angle changing described upper and lower wind direction change blade continuously, when running with described operational mode, the change of set angle is stopped in each stipulated time, between the change withholding period of this set angle, judge described body heath according to the detection information from described human body detection unit.
2. air conditioner as claimed in claim 1, is characterized in that:
Described air conditioner is provided with multiple described human body detection unit, and changes as described wind direction the left and right wind direction change blade that blade also has the blow-off direction of the left and right of changing described air-flow,
Based on the position of the people judged according to the detection information of multiple described human body detection unit by described body heath's identifying unit, control described left and right wind direction and change blade.
3. air conditioner as claimed in claim 2, is characterized in that:
Only from the described detection information that a part of human body probe unit set multiple described human body detection unit obtains, be not used in the judgement of the body heath of described body heath's identifying unit.
CN201080054627.5A 2009-12-02 2010-12-01 Air conditioner Expired - Fee Related CN102648378B (en)

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BR112012013422A2 (en) 2016-03-29
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JP5696307B2 (en) 2015-04-08
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