CN209246382U - temperature adjusting device and water heater - Google Patents
temperature adjusting device and water heater Download PDFInfo
- Publication number
- CN209246382U CN209246382U CN201822154748.3U CN201822154748U CN209246382U CN 209246382 U CN209246382 U CN 209246382U CN 201822154748 U CN201822154748 U CN 201822154748U CN 209246382 U CN209246382 U CN 209246382U
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- Prior art keywords
- heat
- heat exchanger
- medium
- pipeline
- adjusting device
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000005338 heat storage Methods 0.000 claims abstract description 41
- 239000003507 refrigerant Substances 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims description 15
- 230000008859 change Effects 0.000 claims description 7
- 239000011232 storage material Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 2
- 238000009825 accumulation Methods 0.000 abstract description 14
- 238000007599 discharging Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 17
- 230000008676 import Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 239000012782 phase change material Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model relates to a temperature regulation apparatus and water heater, temperature regulation apparatus includes: a refrigerant circulation circuit comprising a compressor (1), a condenser (2) and an evaporator (4); a medium loop comprising a first heat exchanger (5) exchanging heat with the condenser (2) or the evaporator (4) and a second heat exchanger (10) communicating with the first heat exchanger (5); the heat accumulator comprises a heat accumulation part (9) exchanging heat with the second heat exchanger (10); and a medium pipeline which comprises an introducing pipeline (12) used for conveying the medium to be subjected to heat exchange with the heat storage part (9) to the second heat exchanger (10) and a discharging pipeline (13) used for discharging the medium subjected to heat exchange with the heat storage part (9). Use the technical scheme of the utility model, the problem of the heat exchange efficiency low of the heat accumulation portion that has improved to exist among the prior art.
Description
Technical field
The utility model relates to refrigerant circulation apparatus fields, in particular to a kind of temperature-adjusting device and water heater.
Background technique
Air source hot pump water heater obtains extensive promotion and application with characteristics such as its energy-saving and environmental protection, safety, but by
The sensible heat heat accumulation of water is utilized in regular air source heat pump water heater water tank, storage density is smaller, causes water tank volume larger, makes
About it further is promoted the use of.
Phase-changing energy-storing technology is to absorb and release heat in state change process using phase-change material to reach energy supply and demand
The purpose shifted over time and space.
The latent heat that in phase-changing energy-storing technical application to air source hot pump water heater, can use phase-change material is stored and released
Thermal discharge, since heat-storage material density is big, phase transition temperature is more stable, therefore phase-change heat accumulation water heater has energy storage density
Greatly, the relatively stable advantage of small volume, exothermic temperature.
Phase-change heat accumulation water heater fills hot, heat-storing material to tap water heat release directly to heat-storing material frequently with refrigerant at present
Mode, since refrigerant and water are unable to common heat exchanger pipeline, a part of pipe passage of heat exchanger is used in storage heater
For the water to be heated that circulates, therefore in discharge/charge thermal process, refrigerant/water exchanges heat for circulation refrigerant, another part pipe passage
Device part cannot come into full contact with heat-storing material, lead to the reduction of the charge and discharge thermal efficiency, affect the performance of system energy efficiency.
Utility model content
The utility model is intended to provide a kind of temperature-adjusting device and water heater, to improve accumulation of heat existing in the prior art
The low problem of the heat exchange efficiency in portion.
According to the one aspect of the utility model embodiment, the utility model provides a kind of temperature-adjusting device, temperature
Regulating device includes:
Refrigerant circulation loop, including compressor, condenser and evaporator;
Medium loop, including be connected to the First Heat Exchanger of condenser or evaporator heat exchange and with First Heat Exchanger
Two heat exchangers;
Storage heater, including the heat storage unit to exchange heat with the second heat exchanger;And
Medium pipeline, including for conveying to the second heat exchanger to change the introduction pipeline of hot medium with heat storage unit and be used for
The discharge line of discharge and the medium after heat storage unit heat exchange.
Optionally, medium pipeline may be selected to be connected to one in First Heat Exchanger and the second heat exchanger;And/or medium
Pipeline may be selected to be connected to First Heat Exchanger and the second heat exchanger.
Optionally, medium loop further include:
First pipeline, for will be conveyed with the medium after condenser heat exchange to the second heat exchanger in First Heat Exchanger;
Second pipeline, for will be conveyed with the medium after heat storage unit heat exchange to First Heat Exchanger in the second heat exchanger,
Wherein, one in the first pipeline and the second pipeline is connected to introduction pipeline, another is connected to discharge line.
Optionally, First Heat Exchanger and the second heat exchanger are separately positioned between introduction pipeline and discharge line and simultaneously
Two branch road of connection, temperature-adjusting device further includes the valve for controlling the on off operating mode of two branches.
Optionally, valve includes the first valve being located in a branch and the second valve being located in another branch.
Optionally, the first valve is equipped in medium loop, the first valve in the medium that heat storage unit is introduced with introduction pipeline for changing
Medium loop is cut off when hot.
Optionally, the outlet for being used to export with the medium after heat storage unit heat exchange of introduction pipeline and the second heat exchanger,
The import of discharge line and the second heat exchanger is used to introduce the inlet communication for changing hot medium with heat storage unit.
Optionally, the second heat exchanger includes finned tube exchanger, spiral coil heat exchanger, one in coil heat exchanger
Kind.
Optionally, the second heat exchanger includes Z-shaped flow path.
Optionally, heat storage unit includes phase change heat storage material.
According to the another aspect of the application, a kind of water heater is additionally provided, heat exchanger includes:
Above-mentioned temperature-adjusting device;And
Water inlet is connected to medium pipeline, for providing water to be heated to medium pipeline.
Using the technical solution of the application, the heat storage unit in storage heater absorbs heat and the process of release heat passes through water
It exchanges heat and completes with the second heat exchanger, therefore a Tube Sheet of Heat Exchanger paths can be only set in storage heater, when discharge/charge heat, hot/cold
Water flows through this pipe passage, is conducive to increase the heat exchanger and comes into full contact with heat storage unit, so as to improve depositing in the prior art
Storage heater in heat exchanger cannot sufficiently exchange heat with heat storage unit the problem of.
By the detailed description referring to the drawings to the exemplary embodiment of the utility model, the utility model it is other
Feature and its advantage will become apparent.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 shows the thermostatic schematic diagram of the first embodiment of the utility model;
Fig. 2 shows the thermostatic schematic diagrames of the second embodiment of the utility model;And
Fig. 3 shows the thermostatic schematic diagram of the 3rd embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical
Novel and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.
Embodiment one
Fig. 1 shows the thermostatic structural schematic diagram of the present embodiment.As shown in Figure 1, the temperature of the present embodiment
Regulating device includes refrigerant circulation loop, and refrigerant circulation loop includes the compressor 1 being sequentially communicated, condenser 2, throttle
Part 3 and evaporator 4.
Heat release is condensed in condenser 2 through the compressed refrigerant of compressor 1, condensed refrigerant is through throttle part 3
It is entered after reducing pressure by regulating flow in evaporator 4, air entry of the refrigerant in evaporator 4 through compressor 1 after evaporation endothermic is back to
Second compression again in compressor 1.
Temperature-adjusting device further includes medium loop, medium loop include the First Heat Exchanger 5 to exchange heat with condenser 2 and with
The second heat exchanger 10 that First Heat Exchanger 5 is connected to.Optionally, it is additionally provided with pump 6 in medium loop, pump 6 is for driving medium the
Circulation between one heat exchanger 5 and the second heat exchanger 10.
Temperature-adjusting device further includes storage heater, and storage heater includes shell 15 and the heat storage unit 9 that is located in shell 15.Accumulation of heat
Portion 9 includes heat-storing material.Second heat exchanger 10 is located in shell 15, to exchange heat with heat storage unit 9.
In some embodiments, heat storage unit 9 is phase change heat storage material.Preferably, heat storage unit 9 is higher using latent heat of phase change
Phase-change material, storage density is bigger, and storage heater volume is smaller compared to conventional water tank, and heat loss is smaller, is conducive to promote the use of.
Temperature-adjusting device also medium pipeline, medium pipeline include for the second heat exchanger 10 conveying to heat storage unit 9
Change the introduction pipeline 12 of hot medium and the discharge line 13 for the medium after exchanging heat with heat storage unit 9 to be discharged.
The first valve 8 is equipped in medium loop, the first valve 8 is used for the media for heat exchange introduced in heat storage unit 9 and introduction pipeline 12
When cut off medium loop.
During refrigerant circulation loop works, the first valve 8 is opened, and First Heat Exchanger 5 and condenser 2 exchange heat, and first
The heat that medium in heat exchanger 5 is distributed by condenser 2, in the media flow to the second heat exchanger 10 after heating and accumulation of heat
Portion 9 exchanges heat, with heat storage portion 9.
During the heat put aside using heat storage unit 9 need to add hot medium, the first valve 8 is closed, introduction pipeline
12 into the second heat exchanger 10 conveying need to add hot medium, which is discharged after being heated by heat storage unit 9 through discharge line 13.
It can be seen that heat storage unit 9 in storage heater absorb the process of heat and release heat by with the second heat exchanger
A Tube Sheet of Heat Exchanger paths can be only arranged to complete in 10 heat exchange in storage heater, be conducive to increase the heat exchanger and accumulation of heat
Portion 9 comes into full contact with, and cannot sufficiently exchange heat with heat storage unit 9 so as to improve the heat exchanger in storage heater existing in the prior art
Problem.
Only one inlet pipe of storage heater and an outlet pipe, charging process and exothermic process share a set of pipe-line system, can be with
The heat exchange area of heat exchanger is made full use of, the heat exchange efficiency of charge and discharge thermal process is improved, improves system energy efficiency.
Further, a heat exchanger can only be arranged in storage heater to be also beneficial to reduce the volume of storage heater, to reduce
The heat loss of storage heater.
The second heat exchanger 10 in storage heater can be using finned tube exchanger, spiral coil heat exchanger, coiled pipe heat exchange
Device and other forms heat exchanger.
Optionally, the pipeline of the second heat exchanger 10 in storage heater uses " Z " font flow path, can effectively reduce charge and discharge heat
The influence of re-heat in the process.
The need that medium in medium loop is introduced with introduction pipeline 12 add hot medium identical, such as the two is water.
In the present embodiment, what refrigerant circulation loop and medium loop were mutually isolated, refrigerant can be effectively prevented
It is leaked in medium loop and causes the pollution of medium loop.
Medium loop includes the first pipe between the import of the outlet and the second heat exchanger 10 for being connected to First Heat Exchanger 5
Road 7 and the second pipeline 11 being connected between the outlet of the second heat exchanger 10 and the import of First Heat Exchanger 5.Wherein, pipe is introduced
Road 12 is connected to the second pipeline 11, and discharge line 13 is connected to the first pipeline 7.
The import of the outlet of introduction pipeline 12 and the second heat exchanger 10, discharge line 13 and the second heat exchanger 10 connects
It is logical.Medium that second heat exchanger 10 is introduced by First Heat Exchanger 5 is with the medium that is introduced by introduction pipeline 12 in the second heat exchanger
Flow direction in 10 is conducive to reduce heat exchange temperature on the contrary, therefore storage heater fills heat and exothermic medium flow direction using reflux type
Difference improves heat transfer efficiency.Further, be conducive to the sediment rinsed in the second heat exchanger 10.
As shown in Figure 1, in First Heat Exchanger 5 with condenser 2 exchange heat after import of the medium through the second heat exchanger 10 into
Enter into the second heat exchanger 10, import of the medium through the second heat exchanger 10 after exchanging heat in the second heat exchanger 10 with heat storage unit 9
Discharge.
In the present embodiment, the import of the second heat exchanger 10 is located at the lower section of outlet.The import of second heat exchanger 10 is located at
The bottom of second heat exchanger 10, the outlet of the second heat exchanger 10 are located at the top of the second heat exchanger 10.
The present embodiment additionally provides a kind of water heater, which includes above-mentioned temperature-adjusting device and water inlet, into
The mouth of a river is connected to the introduction pipeline 12 of thermostatic medium pipeline.The medium to circulate in medium loop is also water.
When system regenerative operation, throttle part 3 is opened and according to logic control refrigerant flow, and the first valve 8 is opened.From pressure
The refrigerant gas that contracting machine 1 is discharged enters in condenser 2, and heats the cold water in storage heater, refrigerant within the condenser
Enter throttle part 3 after condensing in condenser 2, absorbs air entering in evaporator 4 after throttle part reducing pressure by regulating flow
In heat, refrigerant after evaporation enters compresser cylinder from the air entry of compressor 1, completes refrigerant circuit circulation.?
The water heated in First Heat Exchanger 5 by condenser 2 enters the in storage heater by the first valve 8 under the driving of water circulating pump 6
Two heat exchangers 10, to heat the heat-storing material for being encapsulated in the outside of the second heat exchanger 10, by heat-storing material water after cooling again into
Enter and be heated in First Heat Exchanger 5, completes water system regenerative circuit.Accumulation of heat material after repeatedly recycling and filling heat, in storage heater
Material completes phase transition process, and temperature rises to setting value, completes entire heat-accumulating process.
When system heat release is run, refrigerant circulation loop stops working, and the first valve 8 is closed.From the cold water of introduction pipeline into
Enter in the second heat exchanger 10 in storage heater, and absorbs the accumulation of heat for being encapsulated in 10 outside of the second heat exchanger in the second heat exchanger 10
After heat in material, become hot water for users to use, completes water system heat release circuit.After multiple heat release, in storage heater
Heat-storing material complete phase transition process, temperature drops to setting value, completes entire exothermic process.
Shown in sum up, the water heater in the present embodiment is had the advantage that
1, the heat in air is absorbed by air source heat pump and stored into heat-storing material, it is big using heat-storing material latent heat
The characteristics of, high density heat accumulation is carried out, heat storage tank volume is smaller, heat waste is less.
2, the refrigerant system of phase-change heat accumulation water heater and water system are spaced from each other, and leakage of refrigerant dirt can be effectively prevented
Contaminate water system.
3, only one inlet pipe of storage heater and an outlet pipe, charging process and exothermic process share a set of pipe-line system, can
To make full use of the heat exchange area of heat exchanger, the heat exchange efficiency of charge and discharge thermal process is improved, improves system energy efficiency.
4, storage heater can be bypassed, realizes that air source heat pump directly heats for users to use cold water.
5, in storage heater heat exchanger can using finned tube exchanger, spiral coil heat exchanger, coil heat exchanger and its
His form heat exchanger.
6, the pipeline of the second heat exchanger 10 uses " Z " font flow path in storage heater, can effectively reduce in charge and discharge thermal process
The influence of re-heat.
7, exothermic water flow is filled in storage heater to using reflux type, is conducive to reduction heat transfer temperature difference, is improved heat transfer efficiency.
Implement two
Fig. 2 shows the thermostatic structural schematic diagram of the present embodiment, the present embodiment as shown in Figure 2 and embodiment
One difference is:
First Heat Exchanger 5 and the second heat exchanger 10 are respectively provided between introduction pipeline 12 and discharge line 13 and simultaneously
Two branch road of connection, temperature-adjusting device further includes the valve for controlling the on off operating mode of two branches.The of two branches
One end is connected to introduction pipeline 12, and the second end of two branches is connected to discharge line 13, and two branch circuit parallel connections are introducing
Between pipeline 12 and discharge line 13.The first end of two branches is connected and the second end of two branches is connected, to be formed
Medium loop.
Above-mentioned valve includes the first valve 8 being located in a branch and the second valve 14 in another branch.
When the shortage of heat and user put aside in storage heater have water demand, the first valve 8 opening can control, so as to draw
The cold water for entering the introducing of pipeline 12 directly exchanges heat with condenser 2, naturally it is also possible to it is that the first valve 8 and the second valve 14 are opened, so that
The heat-storing material of cold water a part and storage heater that introduction pipeline 12 introduces exchanges heat, and another part directly exchanges heat with condenser.
It can be seen that medium pipeline may be selected to be connected to one in First Heat Exchanger 5 and the second heat exchanger 10;And medium
Pipeline may be selected to be connected to First Heat Exchanger 5 and the second heat exchanger 5, to improve thermostatic applicability.
Implement three
Fig. 3 shows the thermostatic structural schematic diagram of the present embodiment.As shown in figure 3, the present embodiment and implementation
The difference of example one is:
The import of second heat exchanger 10 is located at the top of the outlet of the second heat exchanger 10.The import of second heat exchanger 10 is located at
The top of second heat exchanger 10, the outlet of the second heat exchanger 10 are located at the bottom of the second heat exchanger 10.It is accumulation of heat in the present embodiment
Heat storage unit charging process in device, 10 flow direction median of the second heat exchanger by the way of upper entering and lower leaving, release by the heat storage unit of storage heater
During thermal discharge, the water flow in the second heat exchanger 10 is warm to reduction heat exchange by the way of bottom in and top out, is equally beneficial for
Difference improves heat transfer efficiency.
First Heat Exchanger 5 and the second heat exchanger 10 are respectively provided between introduction pipeline 12 and discharge line 13 and simultaneously
Two branch road of connection, temperature-adjusting device further includes the valve for controlling the on off operating mode of two branches.The of two branches
One end is connected to introduction pipeline 12, and the second end of two branches is connected to discharge line 13, and two branch circuit parallel connections are introducing
Between pipeline 12 and discharge line 13.The first end of two branches is connected and the second end of two branches is connected, to be formed
Medium loop.
Above-mentioned valve includes the first valve 8 being located in a branch and the second valve 14 in another branch.
When the shortage of heat and user put aside in storage heater have water demand, the first valve 8 opening can control, so as to draw
The cold water for entering the introducing of pipeline 12 directly exchanges heat with condenser 2, naturally it is also possible to it is that the first valve 8 and the second valve 14 are opened, so that
The heat-storing material of cold water a part and storage heater that introduction pipeline 12 introduces exchanges heat, and another part directly exchanges heat with condenser.
It can be seen that medium pipeline may be selected to be connected to one in First Heat Exchanger 5 and the second heat exchanger 10;And medium
Pipeline may be selected to be connected to First Heat Exchanger 5 and the second heat exchanger 5, to improve thermostatic applicability.
The foregoing is merely the exemplary embodiments of the utility model, are not intended to limit the utility model, all in this reality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the utility model
Within protection scope.
Claims (11)
1. a kind of temperature-adjusting device characterized by comprising
Refrigerant circulation loop, including compressor (1), condenser (2) and evaporator (4);
Medium loop, including with the condenser (2) or the evaporator (4) heat exchange First Heat Exchanger (5) and with it is described
The second heat exchanger (10) of First Heat Exchanger (5) connection;
Storage heater, including the heat storage unit (9) to exchange heat with second heat exchanger (10);And
Medium pipeline, including for conveying to second heat exchanger (10) to change drawing for hot medium with the heat storage unit (9)
Enter pipeline (12) and for the discharge line (13) with the medium after the heat storage unit (9) heat exchange to be discharged.
2. temperature-adjusting device according to claim 1, which is characterized in that the medium pipeline may be selected and described first
Heat exchanger (5) is connected to one in second heat exchanger (10);And/or the medium pipeline may be selected and described first
Heat exchanger (5) is connected to second heat exchanger (10).
3. temperature-adjusting device according to claim 1, which is characterized in that the medium loop further include:
First pipeline (7), for by the First Heat Exchanger (5) with the medium after condenser (2) heat exchange to described second
Heat exchanger (10) conveying;
Second pipeline (11), for by second heat exchanger (10) with the medium after the heat storage unit (9) heat exchange to institute
First Heat Exchanger (5) conveying is stated,
Wherein, one in first pipeline (7) and second pipeline (11) is connected to the introduction pipeline (12), another
It is a to be connected to the discharge line (13).
4. temperature-adjusting device according to claim 1, which is characterized in that the First Heat Exchanger (5) and the second heat exchange
Device (10) is separately positioned between the introduction pipeline (12) and the discharge line (13) and two branch in parallel road,
The temperature-adjusting device further includes the valve for controlling the on off operating mode of two branches.
5. temperature-adjusting device according to claim 4, which is characterized in that the valve includes being located in the branch
The first valve (8) and the second valve (14) for being located in another branch.
6. temperature-adjusting device according to claim 1, which is characterized in that the first valve (8) are equipped in the medium loop,
First valve (8) is given an account of for cutting off in the media for heat exchange that the heat storage unit (9) is introduced with the introduction pipeline (12)
Matter circuit.
7. temperature-adjusting device according to claim 1, which is characterized in that the introduction pipeline (12) is changed with described second
The outlet for being used to export with the medium after the heat storage unit (9) heat exchange of hot device (10), the discharge line (13) and institute
The second heat exchanger (10) are stated for introducing the inlet communication for changing hot medium with the heat storage unit (9).
8. temperature-adjusting device according to claim 1, which is characterized in that second heat exchanger (10) includes finned tube
One of heat exchanger, spiral coil heat exchanger, coil heat exchanger.
9. temperature-adjusting device according to claim 1, which is characterized in that second heat exchanger (10) includes Z-shaped
Flow path.
10. temperature-adjusting device according to claim 1, which is characterized in that the heat storage unit (9) includes phase-transition heat-storage material
Material.
11. a kind of water heater characterized by comprising
Temperature-adjusting device described in any one of claims 1 to 10;And
Water inlet is connected to the medium pipeline, for providing water to be heated to the medium pipeline.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822154748.3U CN209246382U (en) | 2018-12-21 | 2018-12-21 | temperature adjusting device and water heater |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822154748.3U CN209246382U (en) | 2018-12-21 | 2018-12-21 | temperature adjusting device and water heater |
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CN209246382U true CN209246382U (en) | 2019-08-13 |
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CN201822154748.3U Expired - Fee Related CN209246382U (en) | 2018-12-21 | 2018-12-21 | temperature adjusting device and water heater |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109556292A (en) * | 2018-12-21 | 2019-04-02 | 珠海格力电器股份有限公司 | Temperature adjusting device and water heater |
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2018
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109556292A (en) * | 2018-12-21 | 2019-04-02 | 珠海格力电器股份有限公司 | Temperature adjusting device and water heater |
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