CN209310307U - A kind of bathroom utilizes heat pump structure with Multi-stage heat - Google Patents
A kind of bathroom utilizes heat pump structure with Multi-stage heat Download PDFInfo
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- CN209310307U CN209310307U CN201822025166.5U CN201822025166U CN209310307U CN 209310307 U CN209310307 U CN 209310307U CN 201822025166 U CN201822025166 U CN 201822025166U CN 209310307 U CN209310307 U CN 209310307U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 159
- 238000011084 recovery Methods 0.000 claims abstract description 55
- 239000003507 refrigerant Substances 0.000 claims abstract description 46
- 239000002351 wastewater Substances 0.000 claims abstract description 44
- 238000010438 heat treatment Methods 0.000 claims abstract description 36
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000005057 refrigeration Methods 0.000 claims abstract description 12
- 238000003860 storage Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 3
- 239000002826 coolant Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 238000007791 dehumidification Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000005338 heat storage Methods 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
A kind of bathroom utilizes heat pump structure with Multi-stage heat, include the enclosed heating circuit for being sequentially connected and being constituted by compressor, condenser, heat recovery units, vapour liquid separator, be equipped in heat recovery units for enclosed heating circuit refrigerant circulation, successively first latter linked first heat regenerator and the second heat regenerator；Electric expansion valve is equipped on the refrigerant pipeline of the first heat regenerator and the second heat regenerator；Third heat regenerator is additionally provided in the front end of the first heat regenerator.A kind of bathroom of the utility model utilizes heat pump structure with Multi-stage heat, heat recovery units are set on circuit by heating in original hot water enclosed, in constructing the heat exchange structure based on cold water, waste water and refrigerant in heat recovery units, completes the primary recuperation of heat to waste water and utilize；Further in constructing the second level recuperation of heat based on waste water, refrigerant in heat recovery units again, to form the heat exchange of refrigeration end；It is once again set up constant temperature structure, the thermostatic control in thermostatic control and water supply process when realizing water inlet.
Description
Technical Field
The utility model belongs to heat pump field for the bathroom, concretely relates to bathroom is with multistage heat utilization heat pump structure.
Background
Through field investigation and research on a plurality of large and medium-sized collective bathrooms, a lot of bathrooms are found to need to supply a large amount of hot water in the production process, and simultaneously generate more waste hot water (30-40 ℃), the waste hot water can not be reused after being generally generated, and can be discharged (subjected to purification treatment according to corresponding requirements) to the environment after being cooled, so that a large amount of heat is wasted.
The utility model discloses an application number is 2015107293065's utility model application discloses a waste heat recovery ventilator, wherein, be provided with two heat exchangers along vertical direction in the inside one side that is close to the wind gap of casing to be provided with the heat preservation between first heat exchanger's return air inlet face and return air inlet and keep apart the wind channel, be provided with first isolation wind channel and second isolation wind channel between first heat exchanger's return air outlet face and second heat exchanger's return air inlet face, be provided with the third between second heat exchanger's return air outlet face and air exit and keep apart the wind channel.
The invention application No. 2017104060768 discloses a "heat recovery system" capable of switching between the presence and absence of heat recovery with a simple configuration in a heat recovery system that performs heat recovery from a compressor to heat a coolant (e.g., water). The disclosed device is provided with: the heat recovery device includes a heat exchanger for heat recovery that heats a coolant by using heat of compression of a compressor, an inlet passage for the coolant that flows into the heat exchanger for heat recovery, an outlet passage for the coolant that flows out of the heat exchanger for heat recovery, a return passage for the coolant that connects the outlet passage and the inlet passage, a switching unit that switches a passage path and a circulation path of the coolant, and a radiator that cools circulating cooling of the circulation path.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the utility model provides a bathroom is with multistage heat utilization heat pump structure, its technical scheme specifically as follows:
a multi-stage heat utilization heat pump structure for a bathroom is characterized in that: comprises a closed heating loop formed by connecting a compressor, a condenser, a heat recovery unit and a vapor-liquid separator in sequence,
a first heat recoverer (1) and a second heat recoverer (2) which are used for refrigerant circulation of a closed heating loop and are sequentially connected are arranged in the heat recovery unit;
an electronic expansion valve is arranged on a refrigerant pipeline of the first heat recoverer (1) and the second heat recoverer (2);
a third heat recoverer (3) is arranged at the front end of the first heat recoverer (1);
a cold water supply pipeline (4) and a waste water supply pipeline (5) for heat exchange are arranged in the third heat recoverer (3);
a cold water supply pipeline (4) and a refrigerant pipeline for heat exchange are arranged in the first heat recoverer;
a wastewater supply pipeline (5) and a refrigerant pipeline for heat exchange are arranged in the second heat recoverer;
the cold water supply pipeline (4) arranged in the third heat recoverer and the cold water supply pipeline (4) arranged in the first heat recoverer are sequentially connected in series, and are connected to the water inlet of the condenser through the cold water supply outlet and the pipeline of the first heat recoverer;
the wastewater water supply pipeline (5) arranged in the first heat recoverer and the wastewater water supply pipeline (5) arranged in the third heat recoverer are sequentially connected in series.
According to the utility model discloses a bathroom is with multistage heat utilization heat pump structure, its characterized in that:
a fourth heat recoverer (6) is arranged between the electronic expansion valve and the second heat recoverer (2),
a refrigerant pipeline and a refrigeration pipeline (7) for heat exchange are arranged in the fourth heat recoverer (6);
the refrigerant pipeline arranged in the first heat recoverer, the refrigerant pipeline arranged in the fourth heat recoverer and the refrigerant pipeline arranged in the second heat recoverer form serial connection in sequence.
According to the utility model discloses a bathroom is with multistage heat utilization heat pump structure, its characterized in that:
the closed heating loop consists of a first closed heating loop and a second closed heating loop which are arranged in parallel;
the first closed heating loop is composed of a first compressor (8-1), a first condenser (9-1), a heat recovery unit (10) and a first vapor-liquid separator (11-1) which are connected in sequence;
the second closed heating loop is composed of a second compressor (8-2), a second condenser (9-2), a heat recovery unit (10) and a second vapor-liquid separator (11-2) which are connected in sequence;
a first electronic expansion valve (12-1) arranged on the first closed heating loop and a second electronic expansion valve (12-2) arranged on the second closed heating loop are respectively arranged on refrigerant pipelines of the first heat recoverer (1) and the second heat recoverer (2).
According to the utility model discloses a bathroom is with multistage heat utilization heat pump structure, its characterized in that:
a water inlet electromagnetic valve (13) and a constant temperature water valve (14) are sequentially arranged on a cold water supply pipeline (4) which is connected with a cold water supply outlet of the first heat recoverer and a water inlet of the condenser.
According to the utility model discloses a bathroom is with multistage heat utilization heat pump structure, its characterized in that:
a second water supply pipeline (15) is connected in parallel on a cold water supply pipeline section arranged between the constant temperature water valve (14) and the water inlet of the condenser;
the second water supply pipeline is connected to a water outlet of the condenser through a water pump, a constant temperature water tank (16) and a hot water storage tank (17) which are connected in sequence.
According to the utility model discloses a bathroom is with multistage heat utilization heat pump structure, its characterized in that:
a bypass pipeline provided with a bypass electromagnetic valve (18) is arranged at the side end of the constant temperature water valve (14),
the bypass pipeline provided with the bypass electromagnetic valve (18) is connected in parallel with a cold water supply pipeline where the constant temperature water valve (14) is positioned and a cold water supply pipeline between the water inlet electromagnetic valve (13) and the water inlet of the condenser.
According to the utility model discloses a bathroom is with multistage heat utilization heat pump structure, its characterized in that:
the second heat recoverer (2) and the third heat recoverer (3) are detachably arranged.
The utility model relates to a multi-stage heat utilization heat pump structure for a bathroom,
firstly, arranging a heat recovery unit on an original closed heating loop for hot water, and constructing a heat exchange structure based on cold water, waste water and a refrigerant in the heat recovery unit to finish primary heat recovery and utilization of the waste water;
secondly, on the basis, secondary heat recovery based on waste water and a refrigerant is built in the heat recovery unit to form heat exchange of a refrigerating end;
thirdly, on the basis of cold water to warm water after primary heat recovery, constant temperature control during water inlet and constant temperature control during water supply are further realized by arranging a constant temperature structure.
Through the above arrangement, the utility model discloses a bathroom is with multistage heat utilization heat pump structure.
Which is characterized in that the material is a mixture of,
a multi-stage heat recovery technology is created, waste heat is recovered by large temperature difference, the problems that the daily discharged waste water amount is large, the water temperature of the waste water is unstable, and the waste water cannot be stored for a long time in the industrial industry are solved, most of the heat of the waste water is recycled, so that the discharged water cannot cause environmental heat pollution, and the investment of a cooling tower and the later operating cost are saved.
A heated hot water outlet constant-temperature adjusting device is created, the opening degree of a constant-temperature water valve is controlled through the relation among the outlet water temperature, the waste water temperature and the outlet water set temperature, the water flow is adjusted, and the outlet water temperature is kept constant when the waste water temperature fluctuates.
The novel heat recovery and utilization system is used for refrigerating, dehumidifying and comprehensively utilizing, a refrigerating tail end is additionally arranged at a place needing dehumidification in a bathroom in summer, water in the refrigerating tail end is subjected to heat absorption and dehumidification through a refrigerating pipeline 8, the temperature of the water going out of a unit to the refrigerating tail end can reach about 7 ℃, and the bathroom is refrigerated and dehumidified through a refrigerating tail end.
And a third heat recoverer and a second heat recoverer of foldable and cleanable waste water recovery equipment are innovated, so that the disassembly and the cleaning are convenient. Meanwhile, the heat recoverer adopts a special anti-corrosion design and a heat exchange enhancement technology, so that the product can be safely, stably and efficiently operated under the condition that the temperature of the waste water is changed.
A cold water preheating technology is innovated, because the unit runs in direct heat, the temperature of the refrigerant before throttling is more than 30 ℃, the refrigerant and tap water are subjected to primary heat exchange water for heat recovery again, and the temperature before throttling is reasonably transferred to the water for supplementing heating, so that free hot water is obtained.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, the position of the upper end of the main shaft,
1 is a first heat recoverer;
2 is a second heat recoverer;
3 is a third heat recoverer;
4 is a cold water supply pipeline;
5 is a wastewater supply pipeline;
6 is a fourth heat recoverer;
7 is a refrigeration pipeline;
8-1 is a first compressor;
8-2 is a second compressor;
9-1 is a first condenser;
9-2 is a second condenser;
10 is a heat recovery unit;
11-1 is a first vapor-liquid separator;
11-2 is a second vapor-liquid separator;
12-1 is a first electronic expansion valve;
12-2 is a second electronic expansion valve;
13 is a water inlet electromagnetic valve;
14 is a constant temperature water valve;
15 is a second water supply line;
16 is a constant temperature water tank;
17 is a hot water storage tank;
and 18 is a bypass electromagnetic valve.
Detailed Description
Hereinafter, the multistage heat pump structure for bathroom according to the present invention will be described in detail with reference to the drawings and embodiments.
As shown in figure 1, the multi-stage heat utilization heat pump structure for bathroom includes a closed heating loop formed by connecting a compressor, a condenser, a heat recovery unit and a vapor-liquid separator in sequence,
a first heat recoverer (1) and a second heat recoverer (2) which are used for refrigerant circulation of a closed heating loop and are sequentially connected are arranged in the heat recovery unit;
an electronic expansion valve is arranged on a refrigerant pipeline of the first heat recoverer (1) and the second heat recoverer (2);
a third heat recoverer (3) is arranged at the front end of the first heat recoverer (1);
a cold water supply pipeline (4) and a waste water supply pipeline (5) for heat exchange are arranged in the third heat recoverer (3);
a cold water supply pipeline (4) and a refrigerant pipeline for heat exchange are arranged in the first heat recoverer;
a wastewater supply pipeline (5) and a refrigerant pipeline for heat exchange are arranged in the second heat recoverer;
the cold water supply pipeline (4) arranged in the third heat recoverer and the cold water supply pipeline (4) arranged in the first heat recoverer are sequentially connected in series, and are connected to the water inlet of the condenser through the cold water supply outlet and the pipeline of the first heat recoverer;
the wastewater water supply pipeline (5) arranged in the first heat recoverer and the wastewater water supply pipeline (5) arranged in the third heat recoverer are sequentially connected in series.
Wherein,
a fourth heat recoverer (6) is arranged between the electronic expansion valve and the second heat recoverer (2),
a refrigerant pipeline and a refrigeration pipeline (7) for heat exchange are arranged in the fourth heat recoverer (6);
the refrigerant pipeline arranged in the first heat recoverer, the refrigerant pipeline arranged in the fourth heat recoverer and the refrigerant pipeline arranged in the second heat recoverer form serial connection in sequence.
Wherein,
the closed heating loop consists of a first closed heating loop and a second closed heating loop which are arranged in parallel;
the first closed heating loop is composed of a first compressor (8-1), a first condenser (9-1), a heat recovery unit (10) and a first vapor-liquid separator (11-1) which are connected in sequence;
the second closed heating loop is composed of a second compressor (8-2), a second condenser (9-2), a heat recovery unit (10) and a second vapor-liquid separator (11-2) which are connected in sequence;
a first electronic expansion valve (12-1) arranged on the first closed heating loop and a second electronic expansion valve (12-2) arranged on the second closed heating loop are respectively arranged on refrigerant pipelines of the first heat recoverer (1) and the second heat recoverer (2).
Wherein,
a water inlet electromagnetic valve (13) and a constant temperature water valve (14) are sequentially arranged on a cold water supply pipeline (4) which is connected with a cold water supply outlet of the first heat recoverer and a water inlet of the condenser.
Wherein,
a second water supply pipeline (15) is connected in parallel on a cold water supply pipeline section arranged between the constant temperature water valve (14) and the water inlet of the condenser;
the second water supply pipeline is connected to a water outlet of the condenser through a water pump, a constant temperature water tank (16) and a hot water storage tank (17) which are connected in sequence.
Wherein,
a bypass pipeline provided with a bypass electromagnetic valve (18) is arranged at the side end of the constant temperature water valve (14),
the bypass pipeline provided with the bypass electromagnetic valve (18) is connected in parallel with a cold water supply pipeline where the constant temperature water valve (14) is positioned and a cold water supply pipeline between the water inlet electromagnetic valve (13) and the water inlet of the condenser.
Wherein,
the second heat recoverer (2) and the third heat recoverer (3) are detachably arranged.
Working procedure and examples
The circulation flow of the heat pump closed heating loop is as follows:
when the refrigeration tail end does not need to be additionally installed, namely the refrigeration pipeline 8 is not arranged, the circulation flow is realized by the following steps: the high-temperature and high-pressure gas refrigerant discharged by the compressor flows into a condenser for condensation, flows into a first heat recoverer for secondary heat recovery after releasing heat, is subjected to primary throttling through an electronic expansion valve, then flows into a second heat recoverer for heat recovery of heat in waste water, and becomes a low-temperature gaseous refrigerant after absorbing heat, and is sucked by a gas suction port of the compressor after entering steam separation;
when a refrigeration tail end needs to be additionally installed, namely a refrigeration pipeline 8 is arranged, the circulation flow is realized by the following steps: the high-temperature high-pressure gas refrigerant discharged by the compressor flows into the condenser for condensation, flows into the first heat recoverer for secondary heat recovery after heat is released, is subjected to primary throttling through the electronic expansion valve, then flows into the fourth heat recoverer, finishes refrigeration treatment on refrigeration tail end water through the refrigeration pipeline 8, flows into the second heat recoverer, performs heat recovery on heat in waste water, becomes a low-temperature gaseous refrigerant after low-temperature liquid refrigerant absorbs heat, and is sucked by a compressor air suction port after entering steam separation.
Heat pump water circulation system description:
a hot water heating process: after the cold water inflow absorbs the free heat in the wastewater through the third heat regenerator, the cold water flows to the first heat adder to absorb the heat of the medium-temperature liquid state before the throttling of the refrigerant, then flows into the water inflow electromagnetic valve and the constant-temperature water valve, and then enters the condenser to absorb a large amount of heat in the high-temperature high-pressure gaseous refrigerant exhausted by the compressor, and is discharged into the heat storage water tank.
Waste water heat recovery flow: the discharged waste water and cold water are firstly transferred with waste-free heat through the fourth heat recovery device and then flow into the second heat recovery device for secondary heat recovery.
The heat storage water tank constant temperature process: when the temperature of the water in the heat storage water tank is lower than a set value, a constant-temperature circulating water pump is started, hot water in the water tank is sent into a condenser, the hot water is heated by the condenser, and then the hot water is sent into the constant-temperature water tank.
The control logic of the constant-temperature water valve is as follows: according to the relation among the cold water inlet temperature, the outlet set temperature and the waste water temperature, an initial opening value table and a minimum opening value of the electronic water valve are worked out.
The utility model relates to a multi-stage heat utilization heat pump structure for a bathroom,
firstly, arranging a heat recovery unit on an original closed heating loop for hot water, and constructing a heat exchange structure based on cold water, waste water and a refrigerant in the heat recovery unit to finish primary heat recovery and utilization of the waste water;
secondly, on the basis, secondary heat recovery based on waste water and a refrigerant is built in the heat recovery unit to form heat exchange of a refrigerating end;
thirdly, on the basis of cold water to warm water after primary heat recovery, constant temperature control during water inlet and constant temperature control during water supply are further realized by arranging a constant temperature structure.
Through the arrangement, the multi-stage heat utilization heat pump structure for the bathroom is formed,
which is characterized in that the material is a mixture of,
a multi-stage heat recovery technology is created, waste heat is recovered by large temperature difference, the problems that the daily discharged waste water amount is large, the water temperature of the waste water is unstable, and the waste water cannot be stored for a long time in the industrial industry are solved, most of the heat of the waste water is recycled, so that the discharged water cannot cause environmental heat pollution, and the investment of a cooling tower and the later operating cost are saved.
A heated hot water outlet constant-temperature adjusting device is created, the opening degree of a constant-temperature water valve is controlled through the relation among the outlet water temperature, the waste water temperature and the outlet water set temperature, the water flow is adjusted, and the outlet water temperature is kept constant when the waste water temperature fluctuates.
The novel heat recovery and utilization system is used for refrigerating, dehumidifying and comprehensively utilizing, a refrigerating tail end is additionally arranged at a place needing dehumidification in a bathroom in summer, water in the refrigerating tail end is subjected to heat absorption and dehumidification through a refrigerating pipeline 8, the temperature of the water going out of a unit to the refrigerating tail end can reach about 7 ℃, and the bathroom is refrigerated and dehumidified through a refrigerating tail end.
And a third heat recoverer and a second heat recoverer of foldable and cleanable waste water recovery equipment are innovated, so that the disassembly and the cleaning are convenient. Meanwhile, the heat exchanger adopts a special anti-corrosion design and a heat exchange enhancement technology, so that the product can be safely, stably and efficiently operated under the condition that the temperature of the waste water is changed.
A cold water preheating technology is innovated, because the unit runs in direct heat, the temperature of the refrigerant before throttling is more than 30 ℃, the refrigerant and tap water are subjected to primary heat exchange water for heat recovery again, and the temperature before throttling is reasonably transferred to the water for supplementing heating, so that free hot water is obtained.
Claims (7)
1. A multi-stage heat utilization heat pump structure for a bathroom is characterized in that: comprises a closed heating loop formed by connecting a compressor, a condenser, a heat recovery unit and a vapor-liquid separator in sequence,
a first heat recoverer (1) and a second heat recoverer (2) which are used for refrigerant circulation of a closed heating loop and are sequentially connected are arranged in the heat recovery unit;
an electronic expansion valve is arranged on a refrigerant pipeline of the first heat recoverer (1) and the second heat recoverer (2);
a third heat recoverer (3) is arranged at the front end of the first heat recoverer (1);
a cold water supply pipeline (4) and a waste water supply pipeline (5) for heat exchange are arranged in the third heat recoverer (3);
a cold water supply pipeline (4) and a refrigerant pipeline for heat exchange are arranged in the first heat recoverer;
a wastewater supply pipeline (5) and a refrigerant pipeline for heat exchange are arranged in the second heat recoverer;
the cold water supply pipeline (4) arranged in the third heat recoverer and the cold water supply pipeline (4) arranged in the first heat recoverer are sequentially connected in series, and are connected to the water inlet of the condenser through the cold water supply outlet and the pipeline of the first heat recoverer;
the wastewater water supply pipeline (5) arranged in the first heat recoverer and the wastewater water supply pipeline (5) arranged in the third heat recoverer are sequentially connected in series.
2. The multi-stage heat utilization heat pump structure for the bathroom according to claim 1, characterized in that:
a fourth heat recoverer (6) is arranged between the electronic expansion valve and the second heat recoverer (2),
a refrigerant pipeline and a refrigeration pipeline (7) for heat exchange are arranged in the fourth heat recoverer (6);
the refrigerant pipeline arranged in the first heat recoverer, the refrigerant pipeline arranged in the fourth heat recoverer and the refrigerant pipeline arranged in the second heat recoverer form serial connection in sequence.
3. The multi-stage heat utilization heat pump structure for the bathroom according to claim 1, characterized in that:
the closed heating loop consists of a first closed heating loop and a second closed heating loop which are arranged in parallel;
the first closed heating loop is composed of a first compressor (8-1), a first condenser (9-1), a heat recovery unit (10) and a first vapor-liquid separator (11-1) which are connected in sequence;
the second closed heating loop is composed of a second compressor (8-2), a second condenser (9-2), a heat recovery unit (10) and a second vapor-liquid separator (11-2) which are connected in sequence;
a first electronic expansion valve (12-1) arranged on the first closed heating loop and a second electronic expansion valve (12-2) arranged on the second closed heating loop are respectively arranged on refrigerant pipelines of the first heat recoverer (1) and the second heat recoverer (2).
4. The multi-stage heat utilization heat pump structure for the bathroom according to claim 1, characterized in that:
a water inlet electromagnetic valve (13) and a constant temperature water valve (14) are sequentially arranged on a cold water supply pipeline (4) which is connected with a cold water supply outlet of the first heat recoverer and a water inlet of the condenser.
5. The multistage heat utilization heat pump structure for a bathroom according to claim 4, characterized in that:
a second water supply pipeline (15) is connected in parallel on a cold water supply pipeline section arranged between the constant temperature water valve (14) and the water inlet of the condenser;
the second water supply pipeline is connected to a water outlet of the condenser through a water pump, a constant temperature water tank (16) and a hot water storage tank (17) which are connected in sequence.
6. The multistage heat utilization heat pump structure for a bathroom according to claim 5, characterized in that:
a bypass pipeline provided with a bypass electromagnetic valve (18) is arranged at the side end of the constant temperature water valve (14),
the bypass pipeline provided with the bypass electromagnetic valve (18) is connected in parallel with a cold water supply pipeline where the constant temperature water valve (14) is positioned and a cold water supply pipeline between the water inlet electromagnetic valve (13) and the water inlet of the condenser.
7. The multi-stage heat utilization heat pump structure for the bathroom according to claim 1, characterized in that:
the second heat recoverer (2) and the third heat recoverer (3) are detachably arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822025166.5U CN209310307U (en) | 2018-12-05 | 2018-12-05 | A kind of bathroom utilizes heat pump structure with Multi-stage heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822025166.5U CN209310307U (en) | 2018-12-05 | 2018-12-05 | A kind of bathroom utilizes heat pump structure with Multi-stage heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209310307U true CN209310307U (en) | 2019-08-27 |
Family
ID=67675684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822025166.5U Expired - Fee Related CN209310307U (en) | 2018-12-05 | 2018-12-05 | A kind of bathroom utilizes heat pump structure with Multi-stage heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209310307U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405348A (en) * | 2018-12-05 | 2019-03-01 | 江苏天舒电器有限公司 | A kind of bathroom utilizes heat pump system with Multi-stage heat |
| CN112254204A (en) * | 2020-10-23 | 2021-01-22 | 余荣安 | Energy-saving commercial shower room |
-
2018
- 2018-12-05 CN CN201822025166.5U patent/CN209310307U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405348A (en) * | 2018-12-05 | 2019-03-01 | 江苏天舒电器有限公司 | A kind of bathroom utilizes heat pump system with Multi-stage heat |
| CN109405348B (en) * | 2018-12-05 | 2023-05-09 | 江苏天舒电器有限公司 | Multistage heat utilization heat pump system for bathroom |
| CN112254204A (en) * | 2020-10-23 | 2021-01-22 | 余荣安 | Energy-saving commercial shower room |
| CN112254204B (en) * | 2020-10-23 | 2021-11-26 | 扬州市生态科技新城杭集中小企业服务中心有限公司 | Energy-saving commercial shower room |
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Granted publication date: 20190827 |