CN208186923U - air conditioner - Google Patents
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- CN208186923U CN208186923U CN201820685261.5U CN201820685261U CN208186923U CN 208186923 U CN208186923 U CN 208186923U CN 201820685261 U CN201820685261 U CN 201820685261U CN 208186923 U CN208186923 U CN 208186923U
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Abstract
The utility model provides a kind of air conditioner, comprising: compressor；First Heat Exchanger, the import of First Heat Exchanger are connected with the outlet of compressor；First storage heater, the import of the first storage heater are connected with the outlet of First Heat Exchanger；Second heat exchanger, the import of the second heat exchanger are connected with the outlet of the first storage heater；First throttle valve, the import of first throttle valve are connected with the outlet of the second heat exchanger, and the outlet of first throttle valve is connected with the import of compressor.Air conditioner provided by the utility model, temperature is improved and the first storage heater is set before the second heat exchanger and is heated refrigerant in the first storage heater, to make up the disadvantage of defrost energy deficiency, and then raising is for the defrost efficiency of the second heat exchanger, to shorten the defrost time, the heating time for increasing air conditioner, so that defrost is cleaner, it might even be possible to realize air conditioner defrost and heating while the working condition carried out.
Description
Technical field
The utility model relates to refrigeration technology fields, in particular to a kind of air conditioner.
Background technique
Four-way valve commutation defrost is the main defrost mode of current domestic air conditioner, but cannot be to indoor offer heat when commutation
Amount, room temperature is decreased obviously, to influence the comfort level of indoor environment, is become a user and is ached point.
Industry does correlative study and model machine exploitation at present, but due to defrost shortage of heat, outer machine installation space etc.,
There is not the domestic air-conditioning system for fully achieving continuously heating, cause the defrost time longer and influences normal refrigeration.Such as phase
One of pass technology accumulation of heat defrost air-conditioning system, as shown in Figure 1, regenerative apparatus is arranged in front of compressor air suction mouth, in this way
Although can be improved the pressure of inspiration(Pi) of compressor, regenerative apparatus set by this position simultaneously can not directly improve heat exchanger
Defrosting effect.
Utility model content
At least one in order to solve the above-mentioned technical problem, the utility model proposes a kind of air conditioners.
In view of this, the utility model proposes a kind of air conditioners, comprising: compressor；First Heat Exchanger, First Heat Exchanger
Import be connected with the outlet of compressor；First storage heater, the import of the first storage heater are connected with the outlet of First Heat Exchanger
It connects；Second heat exchanger, the import of the second heat exchanger are connected with the outlet of the first storage heater；First throttle valve, first throttle valve
Import be connected with the outlet of the second heat exchanger, the outlet of first throttle valve is connected with the import of compressor.
Air conditioner provided by the utility model makes refrigerant can be with by the way that the first storage heater is arranged before the second heat exchanger
It is heated in the first storage heater and improves temperature, to make up the disadvantage of defrost energy deficiency, and then improved for the second heat exchange
The defrost efficiency of device increases the heating time of air conditioner, so that defrost is cleaner to shorten the defrost time, it might even be possible to
Realize air conditioner defrost and heating while the working condition carried out.
Wherein, usual First Heat Exchanger setting indoors, is equivalent to indoor heat exchanger, and the second heat exchanger is arranged in room
Outside, it is equivalent to outdoor heat exchanger.
In addition, the air conditioner in above-described embodiment provided by the utility model can also have following additional technical feature:
In the above-mentioned technical solutions, it is preferable that the first storage heater includes: connecting tube, the import of connecting tube and the first heat exchange
The outlet of device is connected, and the outlet of connecting tube is connected with the second heat exchanger；Shell is set in connecting tube, is equipped in shell
Installation cavity；First phase-change material is arranged in installation cavity；Primary heater is arranged in installation cavity.
In the technical scheme, the first storage heater includes connecting tube and shell, wherein connecting tube and air-conditioner refrigerating system
Refrigerant pipeline be connected and between First Heat Exchanger and the second heat exchanger, and be provided in shell the first phase-change material and
Primary heater, wherein primary heater can heat the first phase-change material, and usual first phase-change material can become after absorbing heat
At liquid, in air conditioner defrost, the refrigerant for flowing through connecting tube can absorb the heat heating of the first phase-change material, and the first phase transformation
Material usually then becomes solid-state from liquid, and then improves the refrigerant temperature entered in the second heat exchanger, to promote defrost effect
Rate and defrosting effect.
In any of the above-described technical solution, it is preferable that primary heater includes multiple heating tubes, on the inner wall of installation cavity
Multiple mounting holes are provided with, multiple heating tubes are inserted in respectively in multiple mounting holes.
In the technical scheme, primary heater includes multiple heating tubes, and each heating tube is inserted in installation cavity respectively
In the mounting hole opened up on inner wall, to realize the fixed installation of heating tube.
In any of the above-described technical solution, it is preferable that be provided with multiple fins in connecting tube.
In the technical scheme, it is provided with multiple fins in connecting tube, while shell can be also set on multiple fins, leads to
It crosses multiple fins and increases heat exchange area between the first phase-change material and connecting tube, the refrigerant promoted in connecting tube absorbs first
The efficiency of the heat of phase-change material.
In any of the above-described technical solution, it is preferable that further include: second throttle, the import of second throttle and first
The outlet of heat exchanger is connected；The first port of first switching switch, the first switching switch is connected with the outlet of second throttle
It connects, the second port of the first switching switch is connected with the import of the second heat exchanger, the third port and the of the first switching switch
The import of one storage heater is connected, and the outlet of the first storage heater is connected with the import of the second heat exchanger, and the first switching switch is used
The second heat exchanger or the first storage heater are flowed in control refrigerant.
In the technical scheme, by the second throttle being arranged between First Heat Exchanger and the second heat exchanger, so that
Air conditioner has complete refrigeration system, and air conditioner is allowed normally to realize refrigeration and heat-production functions；And by set
First switching switch, controls to the property of can choose and is flowed directly into the second heat exchanger by the refrigerant of second throttle outflow or first led to
It crosses the first storage heater and flows to the second heat exchanger again, wherein refrigerant can be made to flow directly into second if air conditioner is in heating condition
Heat exchanger, and refrigerant can be made to first pass through the first storage heater if air conditioner is in defrost operating condition and flow to the second heat exchanger again, thus
Improve flow into the second heat exchanger in refrigerant temperature, to improve defrost efficiency, and thus also may be implemented air conditioner defrost and
Heating while the working condition carried out.Wherein, the first switching switch can be a triple valve, to control the flow direction of refrigerant.
In any of the above-described technical solution, it is preferable that further include: the first control valve, the first control valve and second throttle
It is in parallel.
In the technical scheme, by set first control valve in parallel with second throttle, it can choose control
Whether refrigerant flows through second throttle, usually can choose refrigerant under defrost state and flows directly into without flow through second throttle
First storage heater and the second heat exchanger, and then improve the efficiency and effect of defrost.
In any of the above-described technical solution, it is preferable that the first switching switch includes: the second control valve, the second control valve
Import is connected with the outlet of second throttle, and the outlet of the second control valve is connected with the import of the second heat exchanger；Third control
Valve processed, the import of third control valve are connected with the outlet of second throttle, outlet and the first storage heater of third control valve
Import is connected.
In the technical scheme, the first switching switch includes the second control valve and third control valve, while by by second
Control valve and third control valve are in parallel, flow directly into the second heat exchanger with realization control refrigerant or first pass through the first storage heater again
Flow to the second heat exchanger.Wherein, when opening the second control valve and close third control valve, refrigerant flows directly into the second heat exchange
Device；When closing the second control valve and open third control valve, refrigerant first passes through the first storage heater and flows to the second heat exchanger again, real
Existing high efficiency defrost.
In any of the above-described technical solution, it is preferable that further include: four-way valve, the first port of four-way valve and the second heat exchange
The outlet of device is connected, and the second port of four-way valve is connected with the import of first throttle valve, the third port and pressure of four-way valve
The outlet of contracting machine is connected, and the 4th port of four-way valve is connected with the import of First Heat Exchanger.
In the technical scheme, four-way valve tool is there are four port, four ports respectively with the second heat exchanger, first throttle
Valve, compressor, First Heat Exchanger are connected, and the movement by controlling four-way valve can switch the operating mode of air conditioner, such as make
Switching between cold mode and heating mode.
In any of the above-described technical solution, it is preferable that further include: the 4th control valve, the 4th control valve and first throttle valve
Parallel connection, the import of the 4th control valve and the second port of four-way valve connect, the outlet and the import phase of compressor of the 4th control valve
Connection.
It in the technical scheme, further include the 4th control valve, the 4th control valve is in parallel with first throttle valve to control refrigerant
Whether flow through first throttle valve and flow to compressor again, generally, the 4th control valve is opened when air conditioner is in heating mode, cold
Matchmaker preferentially passes through the 4th control valve and flows to compressor, and the 4th control valve is closed when air conditioner is in defrost pattern, and refrigerant is first
It flows through first throttle valve and flows to compressor again.
In any of the above-described technical solution, it is preferable that further include: the second storage heater, the import of the second storage heater and first
The outlet of throttle valve is connected, and the outlet of the second storage heater is connected with the import of compressor.
In the technical scheme, it is additionally provided with the second storage heater between first throttle valve and compressor, is stored by second
Hot device improves the pressure of inspiration(Pi) and suction temperature of compressor, and then improves the working efficiency of air conditioner.
The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this
The practice of type is recognized.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is a kind of system structure diagram of air conditioner in the related technology；
Fig. 2 is a kind of system structure diagram of embodiment of the utility model；
Fig. 3 is system structure diagram of the air conditioner shown in Fig. 2 under heating condition；
Fig. 4 is system structure diagram of the air conditioner shown in Fig. 2 under defrost operating condition；
Fig. 5 is the system structure diagram of the utility model another kind embodiment；
Fig. 6 is the system structure diagram of another embodiment of the utility model；
Fig. 7 is the system structure diagram of the utility model another embodiment；
Fig. 8 is circulation pressure-enthalpy chart of the air conditioner shown in FIG. 1 under defrost pattern；
Fig. 9 is circulation pressure-enthalpy chart of the air conditioner shown in Fig. 2 under defrost pattern.
Wherein, corresponding relationship of the Fig. 2 into Fig. 7 between appended drawing reference and component names are as follows:
12 compressors, 14 First Heat Exchangers, 16 first storage heaters, 18 second heat exchangers, 20 first throttle valves, 22 second sections
Valve is flowed, 24 first switchings switch, 242 second control valves, 244 third control valves, 26 first control valves, 28 four-way valves, and 30 the 4th
Control valve, 32 second storage heaters, 36 solenoid valves, 38 triple valves.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen
The feature in embodiment and embodiment please can be combined with each other.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
Novel to be implemented using other than the one described here other modes, therefore, the protection scope of the utility model is simultaneously
It is not limited by the specific embodiments disclosed below.
The air conditioner according to the utility model some embodiments is described referring to Fig. 2 to Fig. 9, wherein Fig. 2 to Fig. 7
In arrow direction indicate refrigerant flow direction.
As shown in Fig. 2, the utility model provides a kind of air conditioner, comprising: compressor 12；First Heat Exchanger 14, first
The import of heat exchanger 14 is connected with the outlet of compressor 12；First storage heater 16, the import of the first storage heater 16 are changed with first
The outlet of hot device 14 is connected；Second heat exchanger 18, the import of the second heat exchanger 18 are connected with the outlet of the first storage heater 16；
First throttle valve 20, the import of first throttle valve 20 are connected with the outlet of the second heat exchanger 18, the outlet of first throttle valve 20
It is connected with the import of compressor 12.
Air conditioner provided by the utility model makes refrigerant by the way that the first storage heater 16 is arranged before the second heat exchanger 18
It can be heated in the first storage heater 16 and improve temperature, to make up the disadvantage of defrost energy deficiency, and then improved for the
The defrost efficiency of two heat exchangers 18 increases the heating time of air conditioner to shorten the defrost time, so that defrost is cleaner,
Air conditioner defrost and heating while the working condition carried out even may be implemented.
Wherein, the usual setting of First Heat Exchanger 14 indoors, is equivalent to indoor heat exchanger, and the setting of the second heat exchanger 18 exists
Outdoor is equivalent to outdoor heat exchanger.
In addition, the air conditioner in above-described embodiment provided by the utility model can also have following additional technical feature:
In one embodiment of the utility model, it is preferable that the first storage heater 16 includes: connecting tube, connecting tube into
Mouth is connected with the outlet of First Heat Exchanger 14, and the outlet of connecting tube is connected with the second heat exchanger 18；Shell is set in connection
Guan Shang, shell is interior to be equipped with installation cavity；First phase-change material is arranged in installation cavity；Primary heater is arranged in installation cavity.
In this embodiment, the first storage heater 16 includes connecting tube and shell, wherein connecting tube and air-conditioner refrigerating system
Refrigerant pipeline be connected and between First Heat Exchanger 14 and the second heat exchanger 18, and the first phase transformation material is provided in shell
Material and primary heater, wherein primary heater can heat the first phase-change material, after usual first phase-change material absorbs heat
It will become liquid, in air conditioner defrost, the refrigerant for flowing through connecting tube can absorb the heat heating of the first phase-change material, and first
Phase-change material usually then becomes solid-state from liquid, and then improves the refrigerant temperature entered in the second heat exchanger 18, to be promoted
Defrost efficiency and defrosting effect.
Wherein, the first phase-change material can be used the solid-liquid heat-storing material of high phase transition temperature, for example, phase transition temperature 50 DEG C with
On phase-change material, flow to the refrigerant temperature of the second heat exchanger 18 to improve.Also, in this way with the institute of air-conditioning system in the related technology
It is compared using material of the phase transition temperature between 20-50 DEG C, the higher phase-change material thermal storage density of temperature is bigger, and performance is more steady
It is fixed.
In one embodiment of the utility model, it is preferable that primary heater includes multiple heating tubes, installation cavity it is interior
Multiple mounting holes are provided on wall surface, multiple heating tubes are inserted in respectively in multiple mounting holes.
In this embodiment, primary heater includes multiple heating tubes, and each heating tube is inserted in the interior of installation cavity respectively
In the mounting hole opened up on wall surface, to realize the fixed installation of heating tube.
In one embodiment of the utility model, it is preferable that be provided with multiple fins in connecting tube.
In this embodiment, multiple fins are provided in connecting tube, while shell can be also set on multiple fins, be passed through
Multiple fins increase the heat exchange area between the first phase-change material and connecting tube, and the refrigerant promoted in connecting tube absorbs the first phase
Become the efficiency of the heat of material.
In one embodiment of the utility model, it is preferable that as shown in Figures 2 to 4, further includes: second throttle 22,
The import of second throttle 22 is connected with the outlet of First Heat Exchanger 14；First switching switch 24, the first switching switch 24
First port is connected with the outlet of second throttle 22, second port and the second heat exchanger 18 of the first switching switch 24 into
Mouth is connected, and the third port of the first switching switch 24 is connected with the import of the first storage heater 16, and the first storage heater 16 goes out
Mouth is connected with the import of the second heat exchanger 18, and the first switching switch 24 flows to the second heat exchanger 18 or the first for controlling refrigerant
Storage heater 16.
In this embodiment, by the second throttle 22 being arranged between First Heat Exchanger 14 and the second heat exchanger 18,
So that air conditioner has complete refrigeration system, air conditioner is allowed normally to realize refrigeration and heat-production functions；And by set
The the first switching switch 24 set, controls to the property of can choose and flows directly into the second heat exchanger by the refrigerant that second throttle 22 flows out
18 or first pass through the first storage heater 16 flows to the second heat exchanger 18 again.Wherein, as shown in figure 3, if air conditioner is in heating work
The first switching switch 24 is then adjusted so that refrigerant flows directly into the second heat exchanger 18 in condition；Or as shown in figure 4, if air conditioner is in
The first switching switch 24 is then adjusted so that refrigerant first passes through the first storage heater 16 and flows to the second heat exchanger 18 again in defrost operating condition, by
This improves the temperature for flowing into refrigerant in the second heat exchanger 18, to improve defrost efficiency, and air conditioner thus also may be implemented
Frost and heating while the working condition carried out.Wherein, the first switching switch 24 can be a triple valve, to control the stream of refrigerant
To；Second throttle 22 can be capillary or electric expansion valve or heating power expansion valve.
In one embodiment of the utility model, it is preferable that as shown in Figures 2 to 4, further includes: the first control valve 26,
First control valve 26 is in parallel with second throttle 22.
In this embodiment, by set first control valve 26 in parallel with second throttle 22, it can choose control
Whether refrigeration matchmaker flows through second throttle 22, and usually (as shown in Figure 4) can choose refrigerant without flow through second under defrost state
Throttle valve 22 and flow directly into the first storage heater 16 and the second heat exchanger 18, and then improve defrost efficiency and effect.
In one embodiment of the utility model, it is preferable that as shown in figure 5, the first switching switch 24 includes: the second control
The import of valve 242 processed, the second control valve 242 is connected with the outlet of second throttle 22, the outlet of the second control valve 242 and the
The import of two heat exchangers 18 is connected；Third control valve 244, the import of third control valve 244 and the outlet of second throttle 22
It is connected, the outlet of third control valve 244 is connected with the import of the first storage heater 16.
In this embodiment, the first switching switch 24 includes the second control valve 242 and third control valve 244, is passed through simultaneously
Second control valve 242 and third control valve 244 is in parallel, the second heat exchanger 18 is flowed directly into realization control refrigerant or is first led to
It crosses the first storage heater 16 and flows to the second heat exchanger 18 again.Wherein, when the second control valve 242 of opening closes third control valve 244
When, refrigerant flows directly into the second heat exchanger 18；When closing the second control valve 242 and open third control valve 244, refrigerant first leads to
It crosses the first storage heater 16 and flows to the second heat exchanger 18 again, realize high efficiency defrost.
In one embodiment of the utility model, second throttle 22, first switch switch 24, the first storage heater 16,
Second heat exchanger 18 and the second storage heater 32 can be arranged in outdoor unit of the air conditioner simultaneously, convenient in the narrow sky of outdoor unit
Between dispersed placement solve the problems, such as outdoor unit insufficient space so that the structure of air conditioner is more compact.
In one embodiment of the utility model, it is preferable that as shown in Figures 2 to 7, further includes: four-way valve 28, four-way
The first port of valve 28 is connected with the outlet of the second heat exchanger 18, the second port of four-way valve 28 and first throttle valve 20 into
Mouth is connected, and the third port of four-way valve 28 is connected with the outlet of compressor 12, and the 4th port of four-way valve 28 is changed with first
The import of hot device 14 is connected.
In this embodiment, the tool of four-way valve 28 is there are four port, four ports respectively with the second heat exchanger 18, first throttle
Valve 20, compressor 12, First Heat Exchanger 14 are connected, and the movement by controlling four-way valve 28 can switch the Working mould of air conditioner
Formula, such as the switching between refrigeration mode and heating mode.
In one embodiment of the utility model, it is preferable that as shown in Figure 6, further includes: the 4th control valve 30, the 4th
Control valve 30 is in parallel with first throttle valve 20, and the import of the 4th control valve 30 is connect with the second port of four-way valve 28, the 4th control
The outlet of valve 30 processed is connected with the import of compressor 12.
It in this embodiment, further include the 4th control valve 30, the 4th control valve 30 is in parallel with first throttle valve 20 to control
Whether refrigerant flows through first throttle valve 20 and flows to compressor 12 again, generally, the 4th control when air conditioner is in heating mode
Valve 30 is opened, and refrigerant preferentially passes through the 4th control valve 30 and flows to compressor 12, and the 4th control when air conditioner is in defrost pattern
Valve 30 processed is closed, and refrigerant first flows through first throttle valve 20 and flows to compressor 12 again.
Wherein, the first throttle in embodiment shown in fig. 5 is replaced in embodiment shown in fig. 6 by setting solenoid valve 36
Valve 20, first throttle valve 20 therein can be selected as capillary；In addition, the throttling action of first throttle valve 20 can be by the second throttling
Valve 22 is replaced, and first throttle valve 20 shown in Fig. 2 and the first control valve 26 can be saved.And in embodiment shown in Fig. 7
The 4th control valve 30 and solenoid valve 36 shown in Fig. 6 can also be replaced by setting triple valve 38, realize that control refrigerant is
It is no to flow through the second storage heater 32.
In one embodiment of the utility model, it is preferable that as shown in Figures 2 to 7, further includes: the second storage heater 32,
The import of second storage heater 32 is connected with the outlet of first throttle valve 20, the outlet of the second storage heater 32 and compressor 12 into
Mouth is connected.
In this embodiment, it is additionally provided with the second storage heater 32 between first throttle valve 20 and compressor 12, passes through
Two storage heaters 32 improve the pressure of inspiration(Pi) and suction temperature of compressor 12, guarantee the suction superheat and delivery temperature of compressor 12,
And then improve the working efficiency of air conditioner.Wherein, the structure of the second storage heater 32 can be identical as the first storage heater 16.
In the embodiment shown in Figure 2, air-conditioning system is in the heating of defrosting interval, system form operation as shown in Figure 3,
Second throttle 22 is closed at this time, and the 4th control valve 30 is opened, and refrigerant is compressed into high temperature and high pressure gas by compressor 12, through four
Port valve 28 enters First Heat Exchanger 14, and heating indoor air, i.e. offer heat, cooled refrigerant is through the second throttling later
At the second heat exchanger 18 is entered after the liquid refrigerant of low-temp low-pressure, the heat by absorbing outdoor air is evaporated the throttling of valve 22
A working cycles are completed into the air entry of compressor 12 at gaseous refrigerant, then through four-way valve 28.While heating,
32 accumulation of heat of the first storage heater 16 and the second storage heater with electric heater, in case additional heating needs when defrosting.
Later when detecting that system switches to form operation as shown in Figure 4, at this time the 4th control valve 30 when needing defrost
It closes, the first control valve 26 is opened, and refrigerant is compressed into high temperature and high pressure gas by compressor 12, enters first through four-way valve 28
Heat exchanger 14 provides heat for interior, and cooled refrigerant is heated to form the gas of high temperature through the first storage heater 16, for room
Outer 18 defrost of the second heat exchanger provides the heat source of sufficient temp, accelerates defrost, and refrigerant is through the second outdoor heat exchanger later
18 are cooled again, and refrigerant flows through first throttle valve 20 (can be capillary) through four-way valve 28 again, are throttled into low-temp low-pressure
Refrigerant, be heated to guarantee certain suction temperature again through the second storage heater 32, it is complete into the air entry of compressor 12
At a working cycles.In the process, air conditioner, can completion in a heating mode without shutting down or transformation working pattern
Frost.
Fig. 8 be system shown in FIG. 1 circulation pressure-enthalpy chart, in the system shown in figure 1 only before compressor air suction cloth
Storage heater is set, wherein the 1-2 sections of heat exchanging segments for refrigerant and room air in indoor heat exchanger, 2-3 is outdoor heat exchanger heat exchange
Section, 3-4 are the heat exchanging segment of capillary, and 4-5 is that solid-liquid phase change (PCM) material heats refrigerant section, and 5-1 is the work of compressor
Section.Fig. 9 is circulation pressure-enthalpy chart of the system of air conditioner shown in Fig. 2 under defrost state, is wherein changed for First Heat Exchanger for 1-2 sections
Hot arc, 2-3 are the bringing-up section of the first storage heater, and 3-4 is the second heat exchanger heat exchanging segment, and 4-5 is that first throttle valve (capillary) changes
Hot arc, 5-6 are the second storage heater bringing-up section, and 6-1 is compressor operating section.Both compare outdoor heat exchange section (in Fig. 8 2-3 with
3-4 sections in Fig. 9), it is possible to find, it is kept under the same conditions in each section of total enthalpy difference (i.e. defrost heat), the former concentrates outdoor heat exchange
Two-phase section and cold-zone excessively in refrigerant, refrigerant temperature is lower, and defrost efficiency is low, and the time is long；And the latter is in overheated zone and two
Phase region, refrigerant temperature is high, and defrost efficiency is high, and the time is short, it can be seen that the air conditioner that the utility model is proposed can be effective
Defrost efficiency is improved, defrosting effect is improved.
In the present invention, term " multiple " then refers to two or more, unless otherwise restricted clearly.Term
The terms such as " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection,
It can be and be detachably connected, or be integrally connected；" connected " can be directly connected, and can also pass through the indirect phase of intermediary
Even.For the ordinary skill in the art, it can understand above-mentioned term in the present invention as the case may be
Concrete meaning.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment
Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of air conditioner characterized by comprising
Compressor；
First Heat Exchanger, the import of the First Heat Exchanger are connected with the outlet of the compressor；
The import of first storage heater, first storage heater is connected with the outlet of the First Heat Exchanger；
Second heat exchanger, the import of second heat exchanger are connected with the outlet of first storage heater；
First throttle valve, the import of the first throttle valve are connected with the outlet of second heat exchanger, the first throttle
The outlet of valve is connected with the import of the compressor.
2. air conditioner according to claim 1, which is characterized in that first storage heater includes:
Connecting tube, the import of the connecting tube are connected with the outlet of the First Heat Exchanger, the outlet of the connecting tube and institute
The second heat exchanger is stated to be connected；
Shell is set in the connecting tube, and installation cavity is equipped in the shell；
First phase-change material is arranged in the installation cavity；
Primary heater is arranged in the installation cavity.
3. air conditioner according to claim 2, which is characterized in that
The primary heater includes multiple heating tubes, and multiple mounting holes, Duo Gesuo are provided on the inner wall of the installation cavity
Heating tube is stated to be inserted in respectively in multiple mounting holes.
4. air conditioner according to claim 3, which is characterized in that
Multiple fins are provided in the connecting tube.
5. air conditioner according to any one of claim 1 to 4, which is characterized in that further include:
Second throttle, the import of the second throttle are connected with the outlet of the First Heat Exchanger；
The first port of first switching switch, the first switching switch is connected with the outlet of the second throttle, described
The second port of first switching switch is connected with the import of second heat exchanger, the third port of the first switching switch
It is connected with the import of first storage heater, the outlet of first storage heater is connected with the import of second heat exchanger
It connects, the first switching switch flows to second heat exchanger or first storage heater for controlling refrigerant.
6. air conditioner according to claim 5, which is characterized in that further include:
First control valve, first control valve are in parallel with the second throttle.
7. air conditioner according to claim 5, which is characterized in that first switching, which switchs, includes:
The import of second control valve, second control valve is connected with the outlet of the second throttle, second control
The outlet of valve is connected with the import of second heat exchanger；
Third control valve, the import of the third control valve are connected with the outlet of the second throttle, the third control
The outlet of valve is connected with the import of first storage heater.
8. air conditioner according to any one of claim 1 to 4, which is characterized in that further include:
Four-way valve, the first port of the four-way valve are connected with the outlet of second heat exchanger, and the second of the four-way valve
Port is connected with the import of the first throttle valve, and the third port of the four-way valve is connected with the outlet of the compressor
It connects, the 4th port of the four-way valve is connected with the import of the First Heat Exchanger.
9. air conditioner according to claim 8, which is characterized in that further include:
4th control valve, the 4th control valve is in parallel with the first throttle valve, the import of the 4th control valve with it is described
The second port of four-way valve connects, and the outlet of the 4th control valve is connected with the import of the compressor.
10. air conditioner according to any one of claim 1 to 4, which is characterized in that further include:
The import of second storage heater, second storage heater is connected with the outlet of the first throttle valve, second accumulation of heat
The outlet of device is connected with the import of the compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820685261.5U CN208186923U (en) | 2018-05-09 | 2018-05-09 | air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307680A (en) * | 2019-05-31 | 2019-10-08 | 广东美的制冷设备有限公司 | Progress control method, control device, air conditioner and computer readable storage medium |
| CN110715483A (en) * | 2019-10-25 | 2020-01-21 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer-readable storage medium |
| CN114877428A (en) * | 2021-02-05 | 2022-08-09 | 广东美的白色家电技术创新中心有限公司 | Multi-position reversing valve, air conditioning system and air conditioner |
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2018
- 2018-05-09 CN CN201820685261.5U patent/CN208186923U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307680A (en) * | 2019-05-31 | 2019-10-08 | 广东美的制冷设备有限公司 | Progress control method, control device, air conditioner and computer readable storage medium |
| CN110715483A (en) * | 2019-10-25 | 2020-01-21 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer-readable storage medium |
| CN114877428A (en) * | 2021-02-05 | 2022-08-09 | 广东美的白色家电技术创新中心有限公司 | Multi-position reversing valve, air conditioning system and air conditioner |
| CN114877428B (en) * | 2021-02-05 | 2023-09-19 | 广东美的白色家电技术创新中心有限公司 | Multi-position reversing valve, air conditioning system and air conditioner |
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