CN103411269B - Indoor apparatus of air conditioner, the air-conditioner of application and control method thereof - Google Patents
Indoor apparatus of air conditioner, the air-conditioner of application and control method thereof Download PDFInfo
- Publication number
- CN103411269B CN103411269B CN201310326863.3A CN201310326863A CN103411269B CN 103411269 B CN103411269 B CN 103411269B CN 201310326863 A CN201310326863 A CN 201310326863A CN 103411269 B CN103411269 B CN 103411269B
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- indoor
- air
- conditioner
- flow fan
- 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.)
- Active
Links
Landscapes
- Air Conditioning Control Device (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The invention provides a kind of indoor apparatus of air conditioner, air-conditioner and control method, this kind of indoor apparatus of air conditioner is at least provided with two indoor heat exchangers, and one of them is indoor main heat exchanger, on the upside of air-conditioner fuselage; Another is indoor auxiliary heat exchanger, on the downside of air-conditioner fuselage, it is more reasonable that the structure of air-conditioner is arranged, when heating, indoor main heat exchanger and main cross flow fan, indoor auxiliary heat exchanger and auxiliary cross flow fan run simultaneously, comfortableness is heated by what Appropriate application air circulation system promoted room air conditioner, can effectively improve heating effect, reduce the temperature difference of the upper and lower air in room, efficiently solve the comfortableness problem of room air conditioner. Indoor apparatus of air conditioner provided by the invention, air conditioner structure and principle are simple, practicality easy to control, it is easy to accomplish.
Description
Technical field
The invention belongs to air-conditioning technical field, more specifically, relate to a kind of to effectively reduce the indoor apparatus of air conditioner of the upper and lower difference in air temperature of air-conditioned room, apply the air-conditioner of this indoor apparatus of air conditioner and the control method of this air-conditioner.
Background technology
The air outlet of existing air-conditioner is all on the upside of fuselage, air-conditioner is when cooling and warming, and wind can only blow out on the upside of fuselage, and such air-out effect is poor to the comfortableness in room, particularly in when heating, after wind blows out on the upside of fuselage, owing to hot-air is lighter than cold air, will result in hot-air and run up, the situation that cold air sinks, when causing heating, the upper and lower temperature difference in room is relatively big, and to the sensation that user's a kind of feverish sensation in the head foot is cold, user's experience effect is bad.
Summary of the invention
It is an object of the invention to overcome the defect of above-mentioned prior art, a kind of air conditioner room unit is provided, applies the air-conditioner of this indoor apparatus of air conditioner and the control method of this air-conditioner, it is intended to effectively improve air conditioner heat-production effect, reduce the temperature difference of the upper and lower air in room, improve the comfortableness of air-conditioned room.
For achieving the above object, the technical solution used in the present invention is: provide a kind of indoor apparatus of air conditioner, and this indoor apparatus of air conditioner includes housing, indoor main heat exchanger and at least one main cross flow fan, also includes indoor auxiliary heat exchanger and auxiliary cross flow fan;
There is in described housing the upside cavity in the portion of being located thereon and be positioned at the downside cavity of its underpart, the top of described housing is provided with described upside cavity communicates upside air outlet and quantity upside air outlet that is identical with the quantity of described main cross flow fan and that communicate with described upside cavity, the bottom of described housing is provided with at least one downside air inlet communicated with described downside cavity and at least one downside air outlet communicated with described downside cavity;
Described indoor main heat exchanger and described main cross flow fan are positioned at described upside cavity, the main radiator in described indoor is vertically set up and lateral just to described upside air outlet, the auxiliary heat exchanger in described indoor and described auxiliary cross flow fan are positioned at the auxiliary heat exchanger of described downside cavity and described indoor and erect setting or horizontally set or angularly disposed, and described indoor main heat exchanger and the auxiliary heat exchanger in described indoor are connected by refrigerant pipeline;
Above-mentioned indoor apparatus of air conditioner also includes the bypass valve pipe assembly for being bypassed from the refrigerant circulation circuit of air conditioning system by auxiliary for described indoor heat exchanger.
Specifically, described valve pipe assembly includes the first coolant branch pipeline, second coolant branch pipeline and be located at the first electrically-controlled valve in described first coolant branch pipeline and the second electrically-controlled valve being located in described second coolant branch pipeline, one end of described first coolant branch pipeline connects the refrigerant pipeline between described indoor main heat exchanger and the auxiliary heat exchanger in described indoor, one end of described second coolant branch pipeline connects the auxiliary heat exchanger in described indoor, the other end of described first coolant branch pipeline converges with the other end of described second coolant branch pipeline for being jointly connected with gas side interface or the liquid side interface of off-premises station.
Or, specifically, described valve pipe assembly includes the first coolant branch pipeline, the second coolant branch pipeline and a three-way solenoid valve, one end of described first coolant branch pipeline connects the refrigerant pipeline between described indoor main heat exchanger and the auxiliary heat exchanger in described indoor, the other end connects first mouth of pipe of described three-way solenoid valve, one end of described second coolant branch pipeline connects the auxiliary heat exchanger in described indoor, the other end connects second mouth of pipe of described three-way solenoid valve, and the 3rd mouth of pipe of described three-way solenoid valve is for being connected with gas side interface or the liquid side interface of off-premises station.
Preferably, the area of the auxiliary heat exchanger in described indoor less than or equal to described indoor main heat exchanger area 1/3rd.
Preferably, the length of described main cross flow fan is at least the twice of the length of described auxiliary cross flow fan.
Alternatively, the auxiliary heat exchanger in described indoor is finned heat exchanger or parallel-flow heat exchanger.
Having the beneficial effects that of indoor apparatus of air conditioner provided by the invention: indoor apparatus of air conditioner of the present invention is at least provided with two indoor heat exchangers, and one of them is indoor main heat exchanger, on the upside of air-conditioner fuselage; Another is indoor auxiliary heat exchanger, on the downside of air-conditioner fuselage, it is more reasonable that the structure of air-conditioner is arranged, when heating, indoor main heat exchanger and main cross flow fan, indoor auxiliary heat exchanger and auxiliary cross flow fan run simultaneously, comfortableness is heated by what Appropriate application air circulation system promoted room air conditioner, can effectively improve heating effect, reduce the temperature difference of the upper and lower air in room, efficiently solve the comfortableness problem of room air conditioner.
The present invention further provides a kind of air-conditioner, it includes off-premises station and controller, also including above-mentioned indoor apparatus of air conditioner, described indoor set is connected formation refrigerant circulation circuit with described off-premises station by gaseous refrigerant pipe and liquid refrigerants pipe, and described controller controls the operation of air-conditioner.
The present invention also provides for the control method of a kind of above-mentioned air-conditioner, and it includes following control flow:
Start, the compressor start in described off-premises station;
Judge the operational mode of air-conditioning, and according to following logic operation:
If refrigeration mode, then: open described first electrically-controlled valve and close described second electrically-controlled valve or connect first mouth of pipe and the 3rd mouth of pipe of described three-way solenoid valve; Open described main cross flow fan, close described auxiliary cross flow fan;
If heating mode, then: open described second electrically-controlled valve and close described first electrically-controlled valve or connect second mouth of pipe and the 3rd mouth of pipe of described three-way solenoid valve; Open described main cross flow fan and described auxiliary cross flow fan.
Having the beneficial effects that of air-conditioner provided by the invention and control method: the present invention provides air-conditioner, its structure and control principle are simple, convenient and practical, are easier to realize;
(1) when air-conditioner is in refrigerating state, by controlling electrically-controlled valve or three-way solenoid valve, indoor auxiliary heat exchanger bypass is fallen, only indoor main heat exchanger works in refrigerant circulation circuit, there is main cross flow fan the front side of indoor main heat exchanger, wind can blow out from air outlet on the upside of fuselage, sinking by nature after blowing out due to cold air, so having only to main heat exchanger in opening chamber during its refrigeration just can reach intended refrigeration, the room comfortableness of air-conditioner requires also can reach.
(2) when air-conditioner is in refrigerating state, by controlling electrically-controlled valve or three-way solenoid valve, auxiliary to indoor main heat exchanger and indoor heat exchanger is together in series, now indoor main heat exchanger and the auxiliary heat exchanger in indoor play a role simultaneously, owing to indoor main heat exchanger is on the upside of fuselage, indoor auxiliary heat exchanger is on the downside of fuselage, main cross flow fan is had on front side of indoor main heat exchanger, and with upside air outlet, also there is auxiliary cross flow fan on front side of indoor auxiliary heat exchanger or downside, also with downside air outlet, when so heating, wind blows out from upside air outlet and the downside air outlet of fuselage simultaneously, the difference in air temperature up and down that thus can make room reduces, avoid hot-air only to rest on the upper space in room and cause head to warm up the situation that foot is cold, substantially increase the comfortableness that room air conditioner heats.
Accompanying drawing explanation
The perspective view that Fig. 1 provides for indoor apparatus of air conditioner embodiment one of the present invention;
The vertical sectional structure schematic diagram that Fig. 2 provides for indoor apparatus of air conditioner embodiment one of the present invention;
The horizontal sectional structure schematic diagram that Fig. 3 provides for indoor apparatus of air conditioner embodiment one of the present invention;
The running status schematic diagram that Fig. 4 provides for indoor apparatus of air conditioner embodiment one of the present invention;
The perspective view that Fig. 5 provides for indoor apparatus of air conditioner embodiment two of the present invention;
The vertical sectional structure schematic diagram that Fig. 6 provides for indoor apparatus of air conditioner embodiment two of the present invention;
The horizontal sectional structure schematic diagram that Fig. 7 provides for indoor apparatus of air conditioner embodiment two of the present invention;
The principle assumption diagram that Fig. 8 provides for air-conditioner embodiment one of the present invention;
Theory structure that Fig. 9 provides for air-conditioner embodiment two of the present invention and refrigeration mode running status figure;
Theory structure that Figure 10 provides for air-conditioner embodiment two of the present invention and heating mode running status figure;
The principle assumption diagram that Figure 11 provides for air-conditioner embodiment three of the present invention;
Theory structure that Figure 12 provides for air-conditioner embodiment four of the present invention and refrigeration mode running status figure;
Theory structure that Figure 13 provides for air-conditioner embodiment four of the present invention and heating mode running status figure;
The principle assumption diagram that Figure 14 provides for air-conditioner embodiment five of the present invention;
The control flow chart that the control method embodiment that Figure 15 is air-conditioner of the present invention provides.
In figure:
1-indoor apparatus of air conditioner; 11-housing; Cavity on the upside of 111-; 121-indoor main heat exchanger; The main cross flow fan of 131-; Cavity on the downside of 112-; The indoor auxiliary heat exchanger of 122-; The auxiliary cross flow fan of 132-, air outlet on the upside of 1110-; Air outlet on the downside of 1120-; Air inlet on the upside of 1111-; Air inlet on the downside of 1121-; 21-compressor; 22-cross valve; 23-outdoor heat exchanger; 24-electric expansion valve; 101-the first coolant branch pipeline, 102-the second coolant branch pipeline; 31-the first electrically-controlled valve; 32-the second electrically-controlled valve; 4-three-way solenoid valve; First mouth of pipe of 41-three-way solenoid valve; Second mouth of pipe of 42-three-way solenoid valve; 3rd mouth of pipe of 43-three-way solenoid valve.
Detailed description of the invention
In order to make the technical problem to be solved, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated. Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
First-selection, illustrates the real indoor apparatus of air conditioner provided of the present invention in conjunction with accompanying drawing.
Embodiment one
Seeing also Fig. 1 to Fig. 4 and Fig. 8, the existing indoor apparatus of air conditioner 1 that the embodiment of the present invention one is provided illustrates.This kind of indoor apparatus of air conditioner 1 includes housing 11, indoor main heat exchanger 121 and main cross flow fan 131, wherein, main cross flow fan 131 is at least provided with one, it is also possible to arrange two or more according to actual needs, in the present embodiment diagram, main cross flow fan 131 arranges two, more it is essential that this kind of indoor apparatus of air conditioner 1 is provided with indoor auxiliary heat exchanger 122 and auxiliary cross flow fan 132, specifically, there is in housing 11 the upside cavity 111 in the portion of being located thereon and be positioned at the downside cavity 112 of its underpart, it is identical with the quantity of main cross flow fan 131 that the top of housing 11 is provided with quantity, and the upside air outlet 1110 communicated with upside cavity 111, in the present embodiment diagram, corresponding with main cross flow fan 131 quantity, upside air outlet 1110 is also provided with two, certainly, it is additionally provided with simultaneously and communicates with upside cavity 111, upside air inlet 1111 for air intake, the bottom of housing 11 is provided with and communicates with downside cavity 112, downside air outlet 1120 for air intake, in this enforcement, downside air outlet 1120 arranges one, certainly, also it is additionally provided with the downside air inlet 1121 communicated with downside cavity 112 simultaneously, on the upside of this, air outlet 1110 and downside air outlet 1120 at least set one, also dependent on needs two or more, indoor main heat exchanger 121 and main cross flow fan 131 are arranged in the cavity 111 of upside, indoor auxiliary heat exchanger 122 and auxiliary cross flow fan 132 are arranged in the cavity 112 of downside, and indoor main heat exchanger 121 and the auxiliary heat exchanger 122 in indoor are connected by refrigerant pipeline, refrigerant pipeline can be passed through and be connected formation refrigerant circulation circuit with off-premises station.
In the present embodiment, main cross flow fan 131 is vertically arranged, and auxiliary cross flow fan 132 is horizontally set, and main cross flow fan 131 is in the upside of auxiliary cross flow fan 132. Certainly, in other embodiments, indoor auxiliary heat exchanger 122 can also horizontally set or angularly disposed. And for indoor auxiliary heat exchanger 122, it is possible to it is finned heat exchanger, it is also possible to select parallel-flow heat exchanger.
Having the beneficial effects that of indoor apparatus of air conditioner 1 provided by the invention: indoor apparatus of air conditioner 1 of the present invention is at least provided with two indoor heat exchangers, and one of them is indoor main heat exchanger 121, on the upside of air-conditioner fuselage, another is indoor auxiliary heat exchanger 122, on the downside of air-conditioner fuselage, the structure of air-conditioner is arranged also relatively rationally, comfortableness is heated by what Appropriate application air circulation system promoted room air conditioner, when air-conditioner runs heating mode, on the upside of it, air outlet 1110 and downside air outlet 1120 all can go out hot blast, can effectively improve heating effect, reduce the temperature difference of the upper and lower air in room, avoid existing air-conditioner only to arrange air outlet in the upside of indoor set 1 and cause hot-air when heating to be in the top of air-conditioned room all the time and the situation that causes the warm foot of head cold, efficiently solve the comfortableness problem of room air conditioner when heating.
Embodiment two
Referring to Fig. 1 to Fig. 4, Fig. 9 and Figure 10, the present embodiment is distinctive in that with implementing one: above-mentioned indoor apparatus of air conditioner 1 also includes the bypass valve pipe assembly for being bypassed from the refrigerant circulation circuit of air conditioning system by indoor auxiliary heat exchanger 122. specifically, in the present embodiment, valve pipe assembly includes the first coolant branch pipeline 101, second coolant branch pipeline 102 and be located at the first electrically-controlled valve 31 in the first coolant branch pipeline 101 and the second electrically-controlled valve 32 being located in the second coolant branch pipeline 102, wherein, for convenience of automatically controlling of controller, first electrically-controlled valve 31 and the second electrically-controlled valve 32 are preferred with electromagnetic valve, can certainly be that other has the electrically-controlled valve of coolant break-make, such as electric expansion valve etc., refrigerant pipeline between the auxiliary heat exchanger 122 of main heat exchanger 121 and indoor in one end junction chamber of the first coolant branch pipeline 101, auxiliary heat exchanger 122 in one end junction chamber of the second coolant branch pipeline 102, the other end of the first coolant branch pipeline 101 and the other end of the second coolant branch pipeline 102 converge for being jointly connected with the gas side interface of off-premises station.
In the present embodiment, refrigerating capacity during in order to coordinate refrigeration and heat, it is ensured that the comfortableness of air-conditioned room, the area of indoor auxiliary heat exchanger 122 is more preferably less than 1/3rd of the area equal to indoor main heat exchanger 121; The length of main cross flow fan 131 is favorably at least the twice of the length of auxiliary cross flow fan 132.
The indoor apparatus of air conditioner 1 that the present embodiment provides, can according to air-conditioner when freezing and heating two different conditions, control the opening and closing of indoor main heat exchanger 121 and the auxiliary heat exchanger 122 in indoor and the opening and closing of main cross flow fan 131 and auxiliary cross flow fan 132 respectively.
When refrigeration: the first electrically-controlled valve 31 is opened, second electrically-controlled valve 32 is closed, so, only the first coolant branch pipeline 101 is open-minded, the flow direction of coolant is shown in the arrow in Fig. 9, now, only indoor main heat exchanger 121 and main cross flow fan 131 work operation, and indoor auxiliary heat exchanger 122 bypass is fallen, indoor auxiliary heat exchanger 122 and auxiliary cross flow fan 132 is made then to be in stopped status, main cross flow fan 131 is had on front side of indoor main heat exchanger 121, wind can blow out from air outlet on the upside of fuselage 1110, can sink by nature after blowing out due to cold air, so having only to main heat exchanger 121 in opening chamber during its refrigeration just can reach intended refrigeration, the room comfortableness of air-conditioner requires also can reach,
When heating: the first electrically-controlled valve 31 is closed, second electrically-controlled valve 32 is opened, so, just auxiliary to indoor main heat exchanger 121 and indoor heat exchanger 122 is together in series, the flow direction of coolant is shown in the arrow in Figure 10, now, indoor main heat exchanger 121 and main cross flow fan 131, indoor auxiliary heat exchanger 122 and auxiliary cross flow fan 132 work operation simultaneously, owing to indoor main heat exchanger 121 is on the upside of fuselage, indoor auxiliary heat exchanger 122 is on the downside of fuselage, main cross flow fan 131 is had on front side of indoor main heat exchanger 121, and it is provided with upside air outlet 1110, also there is auxiliary cross flow fan 132 on front side of indoor auxiliary heat exchanger 122 or downside, it also is provided with downside air outlet 1120, when so heating, wind blows out from upside air outlet 1110 and the downside air outlet 1120 of fuselage simultaneously, the difference in air temperature up and down that thus can make room reduces, substantially increase the comfortableness that room air conditioner heats.
Embodiment three
Please Figure 11 and Fig. 9 or Figure 10 is contrasted, the present embodiment is distinctive in that with embodiment two: the other end of the first coolant branch pipeline 101 and the other end of the second coolant branch pipeline 102 converge for being jointly connected with the liquid side interface of off-premises station, rather than be connected with gas side interface, other structure and principle are all identical with embodiment two, repeat no more herein.
Embodiment four
Referring to Fig. 1 to Fig. 4 and Figure 12 to Figure 13, in above-mentioned bypass valve pipe assembly, the first electrically-controlled valve 31 and the second electrically-controlled valve 32 are replaced by a three-way solenoid valve 4.
Specifically, valve pipe assembly includes the first coolant branch pipeline the 101, second coolant branch pipeline 102 and three-way solenoid valve 4, refrigerant pipeline between the auxiliary heat exchanger 122 of main heat exchanger 121 and indoor in one end junction chamber of the first coolant branch pipeline 101, the other end connects first mouth of pipe 41 of three-way solenoid valve 4, auxiliary heat exchanger 122 in one end junction chamber of the second coolant branch pipeline 102, the other end connects second mouth of pipe 42 of three-way solenoid valve 4, and the 3rd mouth of pipe 43 of three-way solenoid valve 4 is for being connected with the gas side interface of off-premises station.
Equally, the indoor apparatus of air conditioner 1 that the present embodiment provides, the opening and closing of indoor main heat exchanger 121 and the auxiliary heat exchanger 122 in indoor and the opening and closing of main cross flow fan 131 and auxiliary cross flow fan 132 according to air-conditioner when freezing and heating two different conditions, can be controlled respectively.
When refrigeration: first mouth of pipe 41 of three-way solenoid valve 4 is connected with the 3rd mouth of pipe 43, so, only the first coolant branch pipeline 101 is open-minded, the flow direction of coolant is shown in the arrow in Figure 12, now, only indoor main heat exchanger 121 and main cross flow fan 131 work operation, and indoor auxiliary heat exchanger 122 bypass is fallen, indoor auxiliary heat exchanger 122 and auxiliary cross flow fan 132 is made then to be in stopped status, main cross flow fan 131 is had on front side of indoor main heat exchanger 121, wind can blow out from air outlet on the upside of fuselage 1110, can sink by nature after blowing out due to cold air, so having only to main heat exchanger 121 in opening chamber during its refrigeration just can reach intended refrigeration, the room comfortableness of air-conditioner requires also can reach,
When heating: second mouth of pipe 42 of three-way solenoid valve 4 is connected with the 3rd mouth of pipe 43, so, just auxiliary to indoor main heat exchanger 121 and indoor heat exchanger 122 is together in series, the flow direction of coolant is shown in the arrow in Figure 13, now, indoor main heat exchanger 121 and main cross flow fan 131, indoor auxiliary heat exchanger 122 and auxiliary cross flow fan 132 work operation simultaneously, owing to indoor main heat exchanger 121 is on the upside of fuselage, indoor auxiliary heat exchanger 122 is on the downside of fuselage, main cross flow fan 131 is had on front side of indoor main heat exchanger 121, and it is provided with upside air outlet 1110, also there is auxiliary cross flow fan 132 on front side of indoor auxiliary heat exchanger 122 or downside, it also is provided with downside air outlet 1120, when so heating, wind blows out from upside air outlet 1110 and the downside air outlet 1120 of fuselage simultaneously, the difference in air temperature up and down that thus can make room reduces, substantially increase the comfortableness that room air conditioner heats.
Embodiment five
Please Figure 14 and Figure 12 or Figure 13 is carried out contrast to be appreciated that, the present embodiment and embodiment four are distinctive in that, 3rd mouth of pipe 43 of three-way solenoid valve 4 is for being connected with the liquid side interface of off-premises station, rather than be connected with gas side interface, other structure and principle are all identical with embodiment four, repeat no more herein
Embodiment six to embodiment ten
See also Fig. 5 to Fig. 7 simultaneously, contrast known: these embodiments and above-described embodiment one to five are distinctive in that: the quantity of main cross flow fan 131 and upside air outlet 1110 is all set to one, and cross flow fan is made up of a tubular wine wheel. All corresponding with the above-mentioned each embodiment of all the other structures is identical, repeats no more herein.
It follows that in conjunction with accompanying drawing, the real air-conditioner provided of the present invention and control method thereof are illustrated.
Refer to Fig. 9 to Figure 14, the present invention further provides a kind of air-conditioner, it includes off-premises station and controller, also includes above-mentioned indoor apparatus of air conditioner 1, indoor set 1 is connected formation refrigerant circulation circuit with off-premises station by gaseous refrigerant pipe and liquid refrigerants pipe, and the operation of air-conditioner is by controller control. Specifically, off-premises station includes being connected by refrigerant pipeline compressor 21, cross valve 22, indoor heat exchanger 23, throttle part 24.
Through combination, air-conditioner of the present invention at least also has above-mentioned ten kinds of embodiments, the wherein embodiment two to five of corresponding indoor apparatus of air conditioner 1 and embodiment six to ten, the present invention also provides for the control method of the air-conditioner that these embodiments a kind of provide, for the scheme that indoor apparatus of air conditioner 1 embodiment two of the present invention or embodiment three provide, referring to Fig. 1 to Fig. 4, Fig. 9, Figure 10 and Figure 15, this kind of control method includes following control flow:
Start, the compressor 21 in off-premises station starts;
Controller judges the operational mode of air-conditioning, and according to following logic operation:
See Fig. 9, if refrigeration mode, then: open the first electrically-controlled valve 31 and close the second electrically-controlled valve 32; Open main cross flow fan 131, close auxiliary cross flow fan 132; By controlling electrically-controlled valve or three-way solenoid valve 4, indoor auxiliary heat exchanger 122 bypass is fallen, only indoor main heat exchanger 121 works in refrigerant circulation circuit, there is main cross flow fan 131 front side of indoor main heat exchanger 121, wind can blow out from air outlet on the upside of fuselage 1110, can sink by nature after blowing out due to cold air, so having only to main heat exchanger 121 in opening chamber during its refrigeration just can reach intended refrigeration, the room comfortableness of air-conditioner requires also can reach.
See Figure 10, if heating mode, then: open the second electrically-controlled valve 32 and close the first electrically-controlled valve 31; Open main cross flow fan 131 and auxiliary cross flow fan 132. By controlling electrically-controlled valve or three-way solenoid valve 4, auxiliary to indoor main heat exchanger 121 and indoor heat exchanger 122 is together in series, now indoor main heat exchanger 121 and the auxiliary heat exchanger 122 in indoor play a role simultaneously, when so heating, wind blows out from upside air outlet 1110 and the downside air outlet 1120 of fuselage simultaneously, the difference in air temperature up and down that thus can make room reduces, avoid hot-air only to rest on the upper space in room and cause head to warm up the situation that foot is cold, substantially increase the comfortableness that room air conditioner heats.
Such as the scheme adopting indoor apparatus of air conditioner 1 embodiment four of the present invention or embodiment five to provide, adopt three-way solenoid valve 4 to substitute two electrically-controlled valve, now, its control mode particularly as follows:
Referring to Figure 12, if refrigeration mode, then connect first mouth of pipe 41 and the 3rd mouth of pipe 43 of three-way solenoid valve 4; Effect with open the first electrically-controlled valve 31 and close the second electrically-controlled valve 32 identical;
Referring to Figure 13, if refrigeration mode, then connect second mouth of pipe 42 and the 3rd mouth of pipe 43 of three-way solenoid valve 4; Effect with open the second electrically-controlled valve 32 and close the first electrically-controlled valve 31 identical.
The present invention provides the control method control principle of air-conditioner simple, convenient and practical, is easier to realize.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within protection scope of the present invention.
Claims (13)
1. indoor apparatus of air conditioner, including housing, indoor main heat exchanger and at least one main cross flow fan, it is characterised in that: also include indoor auxiliary heat exchanger and auxiliary cross flow fan;
There is in described housing the upside cavity in the portion of being located thereon and be positioned at the downside cavity of its underpart, the top of described housing is provided with described upside cavity communicates upside air outlet and quantity upside air outlet that is identical with the quantity of described main cross flow fan and that communicate with described upside cavity, the bottom of described housing is provided with at least one downside air inlet communicated with described downside cavity and at least one downside air outlet communicated with described downside cavity;
Described indoor main heat exchanger and described main cross flow fan are positioned at described upside cavity, described indoor main heat exchanger is vertically set up and lateral just to described upside air outlet, the auxiliary heat exchanger in described indoor and described auxiliary cross flow fan are positioned at the auxiliary heat exchanger of described downside cavity and described indoor and erect setting or horizontally set or angularly disposed, and described indoor main heat exchanger and the auxiliary heat exchanger in described indoor are connected by refrigerant pipeline;
Also include the bypass valve pipe assembly for being bypassed from the refrigerant circulation circuit of air conditioning system by auxiliary for described indoor heat exchanger.
2. indoor apparatus of air conditioner as claimed in claim 1, it is characterized in that: described valve pipe assembly includes the first coolant branch pipeline, second coolant branch pipeline and be located at the first electrically-controlled valve in described first coolant branch pipeline and the second electrically-controlled valve being located in described second coolant branch pipeline, one end of described first coolant branch pipeline connects the refrigerant pipeline between described indoor main heat exchanger and the auxiliary heat exchanger in described indoor, one end of described second coolant branch pipeline connects the auxiliary heat exchanger in described indoor, the other end of described first coolant branch pipeline converges with the other end of described second coolant branch pipeline for being jointly connected with gas side interface or the liquid side interface of off-premises station.
3. indoor apparatus of air conditioner as claimed in claim 1, it is characterized in that: described valve pipe assembly includes the first coolant branch pipeline, second coolant branch pipeline and a three-way solenoid valve, one end of described first coolant branch pipeline connects the refrigerant pipeline between described indoor main heat exchanger and the auxiliary heat exchanger in described indoor, the other end connects first mouth of pipe of described three-way solenoid valve, one end of described second coolant branch pipeline connects the auxiliary heat exchanger in described indoor, the other end connects second mouth of pipe of described three-way solenoid valve, 3rd mouth of pipe of described three-way solenoid valve is for being connected with gas side interface or the liquid side interface of off-premises station.
4. the indoor apparatus of air conditioner as described in any one of claims 1 to 3, it is characterised in that: the area of the auxiliary heat exchanger in described indoor less than or equal to described indoor main heat exchanger area 1/3rd.
5. the indoor apparatus of air conditioner as described in any one of claims 1 to 3, it is characterised in that: the length of described main cross flow fan is at least the twice of the length of described auxiliary cross flow fan.
6. indoor apparatus of air conditioner as claimed in claim 4, it is characterised in that: the length of described main cross flow fan is at least the twice of the length of described auxiliary cross flow fan.
7. the indoor apparatus of air conditioner as described in any one of claims 1 to 3, it is characterised in that: the auxiliary heat exchanger in described indoor is finned heat exchanger or parallel-flow heat exchanger.
8. indoor apparatus of air conditioner as claimed in claim 4, it is characterised in that: the auxiliary heat exchanger in described indoor is finned heat exchanger or parallel-flow heat exchanger.
9. indoor apparatus of air conditioner as claimed in claim 5, it is characterised in that: the auxiliary heat exchanger in described indoor is finned heat exchanger or parallel-flow heat exchanger.
10. indoor apparatus of air conditioner as claimed in claim 6, it is characterised in that: the auxiliary heat exchanger in described indoor is finned heat exchanger or parallel-flow heat exchanger.
11. air-conditioner, including off-premises station and controller, it is characterized in that: also including indoor apparatus of air conditioner as claimed in claim 1, described indoor set is connected formation refrigerant circulation circuit with described off-premises station by gaseous refrigerant pipe and liquid refrigerants pipe, and described controller controls air-conditioner and runs.
12. air-conditioner, including off-premises station and controller, it is characterized in that: also including the indoor apparatus of air conditioner as described in any one of claim 2-10, described indoor set is connected formation refrigerant circulation circuit with described off-premises station by gaseous refrigerant pipe and liquid refrigerants pipe, and described controller controls air-conditioner and runs.
13. the control method of air-conditioner as claimed in claim 12, it is characterised in that: include following control flow:
Start, the compressor start in described off-premises station;
Judge the operational mode of air-conditioning, and according to following logic operation:
If refrigeration mode, then: open described first electrically-controlled valve and close described second electrically-controlled valve or connect first mouth of pipe and the 3rd mouth of pipe of described three-way solenoid valve; Open described main cross flow fan, close described auxiliary cross flow fan;
If heating mode, then: open described second electrically-controlled valve and close described first electrically-controlled valve or connect second mouth of pipe and the 3rd mouth of pipe of described three-way solenoid valve; Open described main cross flow fan and described auxiliary cross flow fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310326863.3A CN103411269B (en) | 2013-07-30 | 2013-07-30 | Indoor apparatus of air conditioner, the air-conditioner of application and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310326863.3A CN103411269B (en) | 2013-07-30 | 2013-07-30 | Indoor apparatus of air conditioner, the air-conditioner of application and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103411269A CN103411269A (en) | 2013-11-27 |
| CN103411269B true CN103411269B (en) | 2016-06-08 |
Family
ID=49604298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310326863.3A Active CN103411269B (en) | 2013-07-30 | 2013-07-30 | Indoor apparatus of air conditioner, the air-conditioner of application and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103411269B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246581B (en) * | 2016-09-22 | 2018-08-07 | 珠海格力电器股份有限公司 | Pressurizing fan structure and air conditioner with same |
| CN108488919B (en) * | 2018-04-26 | 2020-12-22 | 广东美的制冷设备有限公司 | Air conditioner and control method and device thereof |
| CN111692640B (en) * | 2019-03-13 | 2021-09-03 | 珠海格力电器股份有限公司 | Air conditioner indoor unit, air conditioner and defrosting control mode of air conditioner indoor unit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1177088A (en) * | 1996-07-17 | 1998-03-25 | 东芝株式会社 | Air conditioner |
| CN102384533A (en) * | 2010-09-01 | 2012-03-21 | 三星电子株式会社 | Air conditioner |
| CN202993386U (en) * | 2012-12-20 | 2013-06-12 | 珠海格力电器股份有限公司 | Air conditioner indoor unit and air conditioner with same |
| CN203518007U (en) * | 2013-07-30 | 2014-04-02 | 广东美的制冷设备有限公司 | Air-conditioner indoor unit and air-conditioner applying same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1163628A (en) * | 1997-08-07 | 1999-03-05 | Toshiba Corp | Air conditioner |
-
2013
- 2013-07-30 CN CN201310326863.3A patent/CN103411269B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1177088A (en) * | 1996-07-17 | 1998-03-25 | 东芝株式会社 | Air conditioner |
| CN102384533A (en) * | 2010-09-01 | 2012-03-21 | 三星电子株式会社 | Air conditioner |
| CN202993386U (en) * | 2012-12-20 | 2013-06-12 | 珠海格力电器股份有限公司 | Air conditioner indoor unit and air conditioner with same |
| CN203518007U (en) * | 2013-07-30 | 2014-04-02 | 广东美的制冷设备有限公司 | Air-conditioner indoor unit and air-conditioner applying same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103411269A (en) | 2013-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203231419U (en) | Air conditioner | |
| CN105128622B (en) | A kind of electric automobile heat-pump air-conditioning system | |
| CN107444065B (en) | Electric automobile air conditioner control system and method | |
| CN104879843B (en) | Air conditioner controlling device, multi-split air conditioner and air-conditioner control method | |
| CN106394184B (en) | CO (carbon monoxide)2Heat pump air conditioning system and control method thereof | |
| CN104110907A (en) | Cooling-only air conditioner and cooling-heating air conditioner | |
| CN103913006B (en) | Floor heating based on air source heat pump technology regulates integrated apparatus with air | |
| CN207407474U (en) | A kind of kitchen air conditioner system with the cooperation of cold-storage cabinet | |
| CN104236155B (en) | Have that coolant is supercool, the defrosting air conditioning system of heat-production functions and control method thereof | |
| CN206973923U (en) | A kind of heating and refrigeration all-in-one | |
| CN105650810A (en) | Control method for air conditioner, cooling air conditioner and cooling and heating air conditioner | |
| CN107044704A (en) | Heat pump system and defrosting control method thereof | |
| CN105371517A (en) | Radiant air conditioner and defrosting method thereof | |
| CN103411269B (en) | Indoor apparatus of air conditioner, the air-conditioner of application and control method thereof | |
| CN106885391A (en) | A kind of air-conditioner and its control method | |
| CN203810805U (en) | Air conditioning indoor unit and air conditioning system | |
| CN203489365U (en) | Floor heating type multiple-online air-conditioning system | |
| CN106765571A (en) | Air-conditioning system and apply the air-conditioner indoor terminal in the air-conditioning system | |
| CN204665584U (en) | A kind of heat pump air conditioner defrosting device | |
| CN106679254B (en) | Vortex tube for pump type heat hvac system removes defrosting system | |
| CN203375604U (en) | Heat pump air conditioner system | |
| CN204254925U (en) | Heat exchange system and air conditioner with same | |
| CN103292398A (en) | Composite air conditioning system integrating air-blowing air conditioner with radiation tail end | |
| CN106196343A (en) | Multi-split air conditioner and heating operation controlling method thereof | |
| CN206357956U (en) | Automotive air-conditioning system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |