CN109405096A - Air-conditioner outdoor unit and its control method - Google Patents
Air-conditioner outdoor unit and its control method Download PDFInfo
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- CN109405096A CN109405096A CN201811080808.XA CN201811080808A CN109405096A CN 109405096 A CN109405096 A CN 109405096A CN 201811080808 A CN201811080808 A CN 201811080808A CN 109405096 A CN109405096 A CN 109405096A
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- air
- outdoor unit
- conditioner outdoor
- electric
- refrigerant
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000003507 refrigerant Substances 0.000 claims abstract description 74
- 238000005192 partition Methods 0.000 claims abstract description 37
- 238000001514 detection method Methods 0.000 claims description 48
- 239000002826 coolant Substances 0.000 claims description 11
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 2
- 238000005057 refrigeration Methods 0.000 abstract description 7
- 238000004378 air conditioning Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 8
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229920006335 epoxy glue Polymers 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- -1 i.e. Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
-
- 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
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/33—Responding to malfunctions or emergencies to fire, excessive heat or smoke
-
- 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
-
- 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
- F24F11/65—Electronic processing for selecting an operating mode
-
- 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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
-
- 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
Landscapes
- 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)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The embodiment of the present invention discloses a kind of air-conditioner outdoor unit, belongs to air-conditioning technical field.Air-conditioner outdoor unit includes middle partition, electric-controlled box and blower, and electric-controlled box is installed on the side on middle partition close to blower.The embodiment of the present invention by by electric-controlled box be installed on middle partition close to blower side, it may make electric-controlled box far from the leakage point of combustible refrigerant in refrigeration system, in addition, electric-controlled box and leakage point are separated by middle partition, but also being not easily accessible the inside of electric-controlled box after combustible refrigerant leakage.A kind of control method of air-conditioner outdoor unit is also disclosed in the embodiment of the present invention.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of air-conditioner outdoor unit and its control method.
Background technique
Refrigerant is also known as refrigeration working medium, is the working media of refrigeration cycle, heat is transmitted using the phase transformation of refrigerant, i.e.,
Refrigerant absorbs heat when vaporizing in evaporator, and heat release when condensing within the condenser, the substance that currently can serve as refrigerant has more than 80
Kind, there are commonly R410A, R32, R22 and R290 etc..
As global atmosphere environment is worsening, novel environment-friendly refrigerant is increasingly becoming the emphasis of air conditioner industry development.
Novel environment friendly refrigerant has the characteristics that stable, nontoxic, superior performance, a member of R290 as environmental protection refrigerant are referred to as great
The refrigerant replacement of potentiality, R290 refrigerant are increasingly used for substituting existing R22, and R410A etc. has destroying infection to atmosphere
Refrigerant.But since R290 etc. has inflammable and explosive characteristic, it is applied to domestic air conditioning, it is necessary to fully consider
Its safety.
Air-conditioner outdoor unit in the prior art generally comprises unit ontology and is mounted on the intrinsic electric-controlled box of unit,
In, unit ontology includes cabinet and is contained in the intracorporal compressor of case, heat exchanger and the blower relative to heat exchanger arrangement
And relevant piping structure, electric-controlled box are supported in the cabinet of unit ontology by middle partition, electric-controlled box is provided with for driving
The electrical equipment control device for moving compressor and blower etc., for being arranged in the one of electric-controlled box to the radiator that electrical equipment control device radiates
Side.
Wherein, the intrinsic air-conditioning of unit is isolated into two parts by middle partition, and compressor is located at the side of middle partition, blower
It is located at the other side of middle partition with heat exchanger.
The mounting structure of existing this electric-controlled box, the combustible refrigerant leaked in compressor refrigeration system are easy from automatically controlled
Enter electric-controlled box in the seam of box, causes to fire hidden danger so as to cause the electronic component sparking in electric-controlled box.
Summary of the invention
The embodiment of the invention provides a kind of air-conditioner outdoor unit and its control methods, to solve flammable in the prior art
The problem of being easily accessible electric-controlled box after agent leakage.In order to which some aspects of the embodiment to disclosure have a basic understanding, under
Face gives simple summary.The summarized section is not extensive overview, nor to determine key/critical component or description
The protection scope of these embodiments.Its sole purpose is that some concepts are presented with simple form, in this, as subsequent detailed
The preamble of explanation.
According to a first aspect of the embodiments of the present invention, provide a kind of air-conditioner outdoor unit, air-conditioner outdoor unit include middle partition,
Electric-controlled box and blower, electric-controlled box are installed on the side on middle partition close to blower.
In some optional embodiments, air-conditioner outdoor unit further includes the first coolant leakage detection control apparatus, the first refrigerant
Leak detection control device is set to the inside of electric-controlled box.
In some optional embodiments, air-conditioner outdoor unit further includes the second secondary refrigerant leakage detection device, the second secondary refrigerant leakage
Detection device is set to the side on middle partition close to compressor.
In some optional embodiments, electric-controlled box includes the first side plate, and electric-controlled box is connect by the first side plate with middle partition.
In some optional embodiments, the first side plate is equipped with the first opening；
Middle partition position corresponding with the first opening is equipped with window, and window includes cover board, and cover board is set on window and leans on
The side of nearly compressor, rotationally turns on or off window.
In some optional embodiments, the center of cover board is equipped with route through hole, and route through hole is rounded, square
Shape, diamond shape or ellipse.
In some optional embodiments, guard circle, shape and size and route through hole are arranged in route through hole
Shape and size be adapted.
In some optional embodiments, electric-controlled box further includes the second side plate, and the second side plate is equipped with the second opening.
According to a second aspect of the embodiments of the present invention, a kind of control method of air-conditioner outdoor unit, control method packet are provided
It includes:
When the refrigerant concentration of the second secondary refrigerant leakage detection device detection is more than or equal to the first setting value, window is opened
Mouthful, and control blower and operated with First Speed；
When the refrigerant concentration of the first coolant leakage detection device detection and the refrigerant of the second secondary refrigerant leakage detection device detection
When concentration is respectively less than or is equal to the second setting value, window is closed, and control blower and shut down；
Wherein, the first setting value is greater than the second setting value.
In some optional embodiments, method further include: when the refrigerant concentration of the second secondary refrigerant leakage detection device detection
When greater than the second setting value and less than the first setting value, control blower is operated with second speed；
Wherein, First Speed is greater than second speed.
Technical solution provided in an embodiment of the present invention can include the following benefits:
The embodiment of the present invention may make that electric-controlled box is separate by the side being installed on electric-controlled box on middle partition close to blower
The leakage point of combustible refrigerant in refrigeration system, so that being not easily accessible the inside of electric-controlled box after combustible refrigerant leakage.In addition, logical
It crosses middle partition to separate electric-controlled box and leakage point, but also being not easily accessible the inside of electric-controlled box after combustible refrigerant leakage.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
It can the limitation present invention.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is a kind of schematic diagram of internal structure of air-conditioner outdoor unit shown according to an exemplary embodiment；
Fig. 2 is a kind of partial enlarged view of air-conditioner outdoor unit shown according to an exemplary embodiment；
Fig. 3 is a kind of overall structure diagram of electric-controlled box shown according to an exemplary embodiment；
Fig. 4 is a kind of schematic diagram of internal structure of electric-controlled box shown according to an exemplary embodiment；
Fig. 5 is a kind of structural schematic diagram at another visual angle of air-conditioner outdoor unit shown according to an exemplary embodiment；
Fig. 6 is a kind of structural schematic diagram at another visual angle of air-conditioner outdoor unit shown according to an exemplary embodiment；
Fig. 7 is a kind of control method flow chart of air-conditioner outdoor unit shown according to an exemplary embodiment；
Fig. 8 is a kind of control method flow chart of the air-conditioner outdoor unit shown according to another exemplary embodiment；
Detailed description of the invention:
1, air-conditioner outdoor unit；11, middle partition；111, window；112, cover board；113, route through hole；12, blower；13, electric
Control box；131, the first side plate；1311, the first opening；132, the second side plate；1321, the second opening；133, top cover；14, it compresses
Machine；15, the first coolant leakage detection device；16, the second coolant leakage detection device；17, electronic component.
Specific embodiment
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to
Practice them.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.
The range of embodiment of the present invention include claims entire scope and claims it is all obtainable etc.
Jljl.Herein, relational terms such as first and second and the like are used only for an entity or structure and another
Entity or structure distinguish, and without requiring or implying, there are any actual relationships or suitable between these entities or structure
Sequence.Each embodiment herein is described in a progressive manner, the highlights of each of the examples are with other embodiments
Difference, the same or similar parts in each embodiment may refer to each other.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.In the description of the present invention, unless otherwise specified and limited, it should be noted that term " installation ", " connected ", " connection "
It shall be understood in a broad sense, for example, it may be mechanical connection or electrical connection, the connection being also possible to inside two elements, can be straight
Connect it is connected, can also indirectly connected through an intermediary, for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term.
According to a first aspect of the embodiments of the present invention, a kind of air-conditioner outdoor unit is provided, Fig. 1 is according to an exemplary implementation
The schematic diagram of internal structure of a kind of air-conditioner outdoor unit exemplified, as shown in Figure 1, air-conditioner outdoor unit 1 includes middle partition 11, automatically controlled
Box 13 and blower 12, electric-controlled box 13 are installed on the side on middle partition 11 close to blower 12.
The embodiment of the present invention may make automatically controlled by the side being installed on electric-controlled box 13 on middle partition 11 close to blower 12
Leakage point of the box 13 far from combustible refrigerant in refrigeration system, in addition, being separated electric-controlled box 13 and leakage point by middle partition 11
It opens, so that being not easily accessible the inside of electric-controlled box 13 after combustible refrigerant leakage.
Electric-controlled box 13 is fixedly connected with middle partition 11, screw can be used, electric-controlled box 13 is fixed on middle partition 11, is guaranteed
The fixed stability of electric-controlled box 13.
In some optional embodiments, air-conditioner outdoor unit further includes compressor 14, and compressor 14 and electric-controlled box 13 distinguish position
In the two sides of middle partition 11.
Fig. 2 is a kind of partial enlarged view of air-conditioner outdoor unit shown according to an exemplary embodiment, as shown in Fig. 2, electric
The inside for controlling box 13 is equipped with electronic component 17.
In some optional embodiments, Fig. 3 is a kind of overall structure of electric-controlled box shown according to an exemplary embodiment
Schematic diagram, as shown in figure 3, electric-controlled box 13 includes the first side plate 131, electric-controlled box 13 is connected by the first side plate 131 with middle partition 11
It connects.
In some alternative embodiments, the first side plate 131 can be used screw with middle partition 11 and be fixedly connected, and can also adopt
It is fixed with the mode of bonding, is bonded using binder, selected according to the material of the first side plate 131 and middle partition 11 corresponding
Binder, such as epoxy glue, polyurethane adhesive or two liquid mixed hardening glue.
In some optional embodiments, the first side plate 131 is equipped with the first opening 1311；
It is equipped with window 111 with the first 1311 corresponding positions of opening in middle partition 11, window 111 includes cover board 112, lid
Plate 112 is set to the side of window 111, rotationally turns on or off window 111.
In some optional embodiments, cover board 112 is set to the bottom side of window 111, be greater than when the angle of cover board 112 or
After 90 °, cover board 112 makes window 111 be completely in open state, when the rotation angle of cover board 112 is greater than 0 °, and is less than
At 90 °, window 111 is in partially open state.
By the way that cover board 112 is arranged on window 111, and the first opening 1311 of setting on the first side plate 131, it may make
The two sides of partition 11 realize the circulation of gas by window 111, when refrigerant leakage occurs, by playing window 111, so that
The refrigerant of leakage enters in electric-controlled box 13, and the refrigerant leaked using 12 Duis of blower is handled, and prevents refrigerant in air-conditioning
The accumulated inside of outdoor unit 1 and cause danger.
Total in some alternative embodiments, the area of window 111 is greater than the area of the first opening 1311, and its shape is consistent,
So that refrigerant can diffuse into the inside of electric-controlled box 13 by the first opening 1311 in time after cover board 112 is opened.
In some optional embodiments, the center of cover board 112 is equipped with route through hole 113, and route through hole 113 is in
Circle, rectangle, diamond shape or ellipse, naturally it is also possible to select other shapes, guarantee that electric wire can be passed through from route through hole 113
?.
The electric wire of air-conditioner outdoor unit 1 is passed through from route through hole 113, it is convenient to unite to the electric wire of air-conditioner outdoor unit 1
One arrangement, so that line arrangement is more neat.
In some optional embodiments, the periphery of route through hole 113 can be arranged guard circle compatible with its shape,
Material can be rubber, for protecting electric wire, prevent the protective layer of electric wire from damaging due to the effect by sharp corner angle generation.
In some optional embodiments, the shape and size of guard circle and the shape and size of route through hole 113 are mutually fitted
Match, so that guard circle is not in the case where falling.
In some optional embodiments, the position of window 111 and the first opening 1311 is also interchangeable, i.e., sets window 111
It is placed on the first side plate 1131, the first opening 1311 is set on middle partition 11, wherein the position of cover board 112 may be disposed at
On middle partition 11, it may also set up on the first side plate 1131.
In some optional embodiments, electric-controlled box 13 further includes the second side plate 132, and the second side plate 132 is equipped with second and opens
Mouth 1321.
In some optional embodiments, the shape of the second opening 1321 is rectangle or circle, certainly can also be other shapes
Shape, the shape of the second opening 1321 is consistent with the shape of the first opening 1311, and the center and first of the second opening 1321 is opened
The line of centres of mouth 1311 is horizontal line, so that the diffuser efficiency of refrigerant is maximum.
In some optional embodiments, when the shape of the second opening 1321 is round, radius R, the first opening 1311
Shape be also it is round, radius r, wherein 2.5r≤R≤3r+5, unit are millimeter.
Wherein, by the way that R is designed as 2.5r≤R≤3r+5, it may make the diameter of the first opening 1311 less than the second opening
It is excessive in the accumulated inside of electric-controlled box 13 to avoid refrigerant for 1321 diameter, and can not be discharged by blower 12.
In some optional embodiments, when the shape of the second opening 1321 is rectangle, the length is A, width B, first
The shape of opening 1311 is also rectangle, and the length is a, width b, wherein 2.5a≤A≤3a+5,2.5b≤B≤3b+5, and
B/A=b/a, wherein unit is millimeter.
Wherein, set-up mode in this way, so that avoid refrigerant excessive in the accumulated inside of electric-controlled box 13, and can not
It is discharged by blower 12.
By setting second opening 1321, may make into refrigerant electric-controlled box 13 inside by second be open 1321 into
Enter near blower 12, to blow out air-conditioner outdoor unit 1 by blower 12, prevents refrigerant in the product of the inside of air-conditioner outdoor unit 1
It is poly-.
In some optional embodiments, air-conditioner outdoor unit 1 further includes the first coolant leakage detection device 15, and the first refrigerant is let out
Device for detecting leakage 15 is set to the inside of electric-controlled box 13.
By the way that the first coolant leakage detection device 15 is arranged, it can be achieved that inside to electric-controlled box 13 in the inside of electric-controlled box 13
The concentration of refrigerant is detected.
In some optional embodiments, air-conditioner outdoor unit 1 further includes the second secondary refrigerant leakage detection device 16, and the second refrigerant is let out
Dew detection device 16 is set to the side on middle partition 11 close to compressor 14, realizes to the refrigeration in space locating for compressor 14
The detection of the concentration of agent.
According to a second aspect of the embodiments of the present invention, a kind of control method of air-conditioner outdoor unit 1, air-conditioner outdoor unit are provided
1 is air-conditioner outdoor unit 1 involved above, and Fig. 7 is a kind of control of air-conditioner outdoor unit shown according to an exemplary embodiment
Method flow diagram processed, as shown in fig. 7, the control method of air-conditioner outdoor unit 1 includes:
S701, when the second secondary refrigerant leakage detection device 16 detection refrigerant concentration be more than or equal to the first setting value when,
Window 111 is opened, control blower 12 is operated with First Speed；
S702, refrigerant concentration and the inspection of the second secondary refrigerant leakage detection device 16 when the detection of the first coolant leakage detection device 15
When the refrigerant concentration of survey is respectively less than or is equal to the second setting value, window 111 is closed, control blower 12 shuts down.
In some optional embodiments, the first setting value is greater than the second setting value.
When being more than or equal to the first setting value by the refrigerant concentration for detecting the second secondary refrigerant leakage detection device 16, beat
Windowing 111, control blower 12 operated with First Speed, wherein by open window 111, may make the refrigerant of leakage into
Enter the inside of electric-controlled box 13, and operate with First Speed by controlling blower 12, the refrigerant that can be leaked by 12 Duis of blower into
Row quickly discharge, avoids the inside for accumulating in air-conditioner outdoor unit 1 and causes danger.
When the refrigerant concentration of 11 two sides of partition is respectively less than or is equal to the second setting value in the middle, window 111 is closed, controls wind
Machine 12 shuts down, and blower 12 is avoided to be constantly in the state of fast turn-around, reduces the waste of the energy.
In some optional embodiments, the control method of air-conditioner outdoor unit 1 further include:
S703, it second is set less than the first setting value and being greater than when the refrigerant concentration of the second secondary refrigerant leakage detection device 16 detection
When definite value, control blower 12 is operated with second speed, and wherein second speed is less than First Speed.
When coolant leakage is not serious, control blower 12 operated, that is, microrunning with second speed, avoid the energy
Waste.
In some optional embodiments, the control method of air-conditioner outdoor unit 1 further include: judge the operation shape of air-conditioner outdoor unit
State is then directly entered S701 if shutdown mode, if operation mode, then executes according to process in Fig. 8.
In some optional embodiments, when air conditioner is in operation mode, Fig. 8 is to show according to another exemplary embodiment
The control method flow chart of a kind of air-conditioner outdoor unit out, as shown in figure 8, the control method of air-conditioner outdoor unit includes:
S801, when the second secondary refrigerant leakage detection device 16 detection refrigerant concentration be greater than the second setting value when, air conditioner stops
It only operates, into protected mode.
S802, when the second secondary refrigerant leakage detection device 16 detection refrigerant concentration be more than or equal to the first setting value when,
Window 111 is opened, control blower 12 is operated with First Speed；
S803, refrigerant concentration and the inspection of the second secondary refrigerant leakage detection device 16 when the detection of the first coolant leakage detection device 15
When the refrigerant concentration of survey is respectively less than or is equal to the second setting value, window 111 is closed, control blower 12 shuts down.
In some optional embodiments, the control method of air-conditioner outdoor unit 1 further include:
S804, it second is set less than the first setting value and being greater than when the refrigerant concentration of the second secondary refrigerant leakage detection device 16 detection
When definite value, control blower 12 is operated with second speed, and wherein second speed is less than First Speed.
In some optional embodiments, the first setting value can be a value range or an occurrence.
In some optional embodiments, refrigerant R290, mainly high-purity propane are one kind of hydrocarbon,
It under certain condition, can burn, or even explosion, it is contemplated that the upper explosion limit of propane gas is 9.5% (V/V) (volumetric concentration hundred
Divide ratio), lower explosion limit value is 2.1% (V/V), therefore, considers that the first setting value need to be less than 2.1% (V/V) to insure.
In some optional embodiments, when the first setting value is value range, range of choice can be 0.9%-2.0%.
In some optional embodiments, when the first setting value is value range, range of choice can be 1.2%-1.8%.
It in some optional embodiments, can be 1.0% when the first setting value is occurrence.
It in some optional embodiments, can be 1.5% when the first setting value is occurrence.
In some optional embodiments, when the second setting value is value range, range of choice can be 0%-0.5%.
In some optional embodiments, when the second setting value is value range, range of choice can be 0%-0.4%.
It in some optional embodiments, can be 0.05% when the second setting value is occurrence.
In some optional embodiments, First Speed can be occurrence, or value range.
In some optional embodiments, when First Speed is value range, range of choice can be 600-950 revs/min.
In some optional embodiments, when First Speed is occurrence, range of choice can be 800 revs/min.
In some optional embodiments, second speed can be occurrence, or value range.
In some optional embodiments, when second speed is value range, range of choice can be 300-500 revs/min.
In some optional embodiments, when second speed is occurrence, range of choice can be 350 revs/min.
The invention is not limited to the structures for being described above and being shown in the accompanying drawings, and can not depart from its model
It encloses and carry out various modifications and change.The scope of the present invention is limited only by the attached claims.
Claims (10)
1. a kind of air-conditioner outdoor unit, the air-conditioner outdoor unit includes middle partition, electric-controlled box and blower, which is characterized in that the electricity
Control box is installed on the side on the middle partition close to the blower.
2. air-conditioner outdoor unit according to claim 1, which is characterized in that the air-conditioner outdoor unit further includes that the first refrigerant is let out
Leak detection control device, the first coolant leakage detection control apparatus are set to the inside of the electric-controlled box.
3. air-conditioner outdoor unit according to claim 2, which is characterized in that the air-conditioner outdoor unit further includes that the second refrigerant is let out
Reveal detection device, the second secondary refrigerant leakage detection device is set to the side on the middle partition close to compressor.
4. air-conditioner outdoor unit according to claim 3, which is characterized in that the electric-controlled box includes the first side plate, the electricity
Control box is connect by first side plate with the middle partition.
5. air-conditioner outdoor unit according to claim 4, which is characterized in that first side plate is equipped with the first opening；
Middle partition position corresponding with first opening is equipped with window, and the window includes cover board, and the cover board is set
It is placed in the side on the window close to the compressor, rotationally turns on or off the window.
6. air-conditioner outdoor unit according to claim 5, which is characterized in that the center of the cover board passes through equipped with route
Hole, the route through hole is rounded, rectangle, diamond shape or ellipse.
7. air-conditioner outdoor unit according to claim 6, which is characterized in that it is arranged with guard circle in the route through hole,
Its shape and size is adapted with the shape and size of the route through hole.
8. air-conditioner outdoor unit according to any one of claim 1 to 7, which is characterized in that the electric-controlled box further includes
Two side plates, second side plate are equipped with the second opening.
9. a kind of control method of air-conditioner outdoor unit, the air-conditioner outdoor unit is special as described in any one of claim 5 to 7
Sign is that the control method includes:
When the refrigerant concentration of the second secondary refrigerant leakage detection device detection is more than or equal to the first setting value, window is opened, and
Control blower is operated with First Speed；
When the refrigerant concentration of the first coolant leakage detection device detection and the refrigerant of the second secondary refrigerant leakage detection device detection
When concentration is respectively less than or is equal to the second setting value, the window is closed, and control the blower and shut down；
Wherein, first setting value is greater than second setting value.
10. the control method of air-conditioner outdoor unit according to claim 9, which is characterized in that the method further include: when
The refrigerant concentration of second secondary refrigerant leakage detection device detection is greater than the second setting value and when less than the first setting value, controls institute
Blower is stated to operate with second speed；
Wherein, the First Speed is greater than the second speed.
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| CN201811080808.XA CN109405096B (en) | 2018-09-17 | 2018-09-17 | Air conditioner outdoor unit and control method thereof |
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| CN201811080808.XA CN109405096B (en) | 2018-09-17 | 2018-09-17 | Air conditioner outdoor unit and control method thereof |
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| CN115076892A (en) * | 2022-05-20 | 2022-09-20 | 青岛海尔空调器有限总公司 | Method and device for controlling air conditioner, air conditioner and storage medium |
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Effective date of registration: 20210301 Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant after: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. |
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