CN217235758U - Solar energy and air source heat pump combined energy-saving heating system - Google Patents
Solar energy and air source heat pump combined energy-saving heating system Download PDFInfo
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- CN217235758U CN217235758U CN202220107741.XU CN202220107741U CN217235758U CN 217235758 U CN217235758 U CN 217235758U CN 202220107741 U CN202220107741 U CN 202220107741U CN 217235758 U CN217235758 U CN 217235758U
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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
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- 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]
- Y02B30/12—Hot water central heating systems using heat pumps
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Abstract
The utility model discloses a solar energy and air source heat pump combined energy-saving heating system, which comprises a heat pump unit, a domestic hot water heat preservation water tank, a direct drinking water heat preservation water tank, a circulating heating pipeline and a solar heating system; through the arrangement of the domestic hot water heat-preservation water tank, the first straight drinking water tank and the second straight drinking water tank, a water source of the second straight drinking water tank in the system is provided by the first straight drinking water tank, on one hand, the basic water temperature of direct drinking water of the second straight drinking water tank is improved, on the other hand, the mode that the temperatures of the second straight drinking water tank, the first straight drinking water tank and the domestic hot water heat-preservation water tank are changed from high to low when a partition heating heat pump works in a high-temperature mode is met, and the requirement of stable operation of a unit is met; the system adopts a heating mode combining a solar heat collector and an air source heat pump, belongs to a high-efficiency and energy-saving heating mode, heats domestic hot water and direct drinking water through the heating mode, and is suitable for units with larger consumption, such as schools, hospitals, troops and prisons.
Description
Technical Field
The utility model relates to a heating system technical field especially relates to an energy-conserving heating system is united with air source heat pump to solar energy.
Background
In daily life, the domestic hot water reaches above 45 ℃, the use requirement is basically met, the highest temperature of the domestic hot water is generally within 60 ℃, and the highest temperature of drinking water can reach 100 ℃ of boiled water. In total water quantity, daily consumption of domestic hot water generally cannot exceed 200L/person, and consumption of drinking water generally is 3L/person, so that the difference of the total consumption of the domestic hot water and the drinking water is large, and the domestic hot water and the drinking water are difficult to meet through a heat pump unit.
Therefore, it is necessary to provide a solar energy and air source heat pump combined energy-saving heating system for solving the heating problem of two kinds of water.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a solar energy and energy-conserving heating system is united with air source heat pump in order to solve more than one problem among the above-mentioned background art.
In order to achieve the above purpose, the utility model adopts the following scheme: a solar energy and air source heat pump combined energy-saving heating system comprises a heat pump unit, a domestic hot water heat preservation water tank, a direct drinking water heat preservation water tank, a circulating heating pipeline and a solar energy heating system;
the domestic hot water heat preservation water tank is used for storing and supplying domestic hot water;
the direct drinking water heat preservation water tank is used for storing and supplying direct drinking water and comprises a first direct drinking water tank and a second direct drinking water tank which are communicated through a connecting pipeline;
the circulating heating pipeline is used for correspondingly connecting the domestic hot water heat-preservation water tank, the first direct drinking water tank and the second direct drinking water tank with the heat pump unit;
the solar heating system is a solar heat collector and is provided with a plurality of solar heat collectors, and the solar heat collectors are respectively connected with the domestic hot water heat preservation water tank, the first direct drinking water tank and the second direct drinking water tank correspondingly.
According to the solar energy and air source heat pump combined energy-saving heating system, the heat pump unit comprises a compressor, a four-way valve, an expansion valve, an evaporator, a three-way valve, a fan and a plurality of heat exchangers, and the heat exchangers are correspondingly connected with a circulating heating pipeline respectively.
According to the solar energy and air source heat pump combined energy-saving heating system, the circulating heating pipeline is provided with the first circulating water pump.
According to the solar energy and air source heat pump combined energy-saving heating system, the first gate valves are arranged on the circulating heating pipeline at intervals, and the first circulating water pump is arranged between the two first gate valves.
According to the solar energy and air source heat pump combined energy-saving heating system, the second circulating water pump is arranged on the connecting pipeline.
According to the solar energy and air source heat pump combined energy-saving heating system, the second gate valves are arranged on the connecting pipeline at intervals, and the second circulating water pump is arranged between the two second gate valves.
According to the solar energy and air source heat pump combined energy-saving heating system, the conveying pipe of the solar heat collector is provided with the third circulating water pump and the third gate valves arranged on the third circulating water pump at intervals.
According to the solar energy and air source heat pump combined energy-saving heating system, the stainless steel hot coil pipes are arranged in the first direct drinking water tank and the second direct drinking water tank and are respectively connected with the corresponding solar heat collectors.
According to the solar energy and air source heat pump combined energy-saving heating system, the domestic hot water heat-preservation water tank, the first direct drinking water tank and the second direct drinking water tank are respectively internally provided with the temperature sensor.
In conclusion, the beneficial effects of the utility model are that:
1. through the arrangement of the domestic hot water heat-preservation water tank, the first straight drinking water tank and the second straight drinking water tank, a water source of the second straight drinking water tank in the system is provided by the first straight drinking water tank, on one hand, the basic water temperature of direct drinking water of the second straight drinking water tank is improved, on the other hand, the mode that the temperatures of the second straight drinking water tank, the first straight drinking water tank and the domestic hot water heat-preservation water tank are changed from high to low when a partition heating heat pump works in a high-temperature mode is met, and the requirement of stable operation of a unit is met;
2. the system adopts a heating mode combining a solar heat collector and an air source heat pump, belongs to a high-efficiency and energy-saving heating mode, heats domestic hot water and direct drinking water through the heating mode, and is suitable for units with larger consumption, such as schools, hospitals, troops and prisons.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged schematic view of the point a of fig. 1 according to the present invention.
Detailed Description
The following detailed description provides many different embodiments, or examples, for implementing the invention. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers such as repeated numbers and/or letters may be used in different embodiments. These iterations are provided for simplicity and clarity of the description of the invention, and are not intended to suggest any particular relationship between the various embodiments and/or structures discussed.
The invention is further described in the following figures and embodiments: as shown in fig. 1 to 2, the solar energy and air source heat pump combined energy-saving heating system comprises a heat pump unit 1, a domestic hot water heat-preservation water tank 2, a direct drinking water heat-preservation water tank 3, a circulating heating pipeline 4 and a solar energy heating system;
the domestic hot water heat preservation water tank 2 is used for storing and supplying domestic hot water;
the direct drinking water heat preservation water tank 3 is used for storing and supplying direct drinking water, and comprises a first direct drinking water tank 5 and a second direct drinking water tank 6 which are communicated through a connecting pipeline 7;
the circulating heating pipeline 4 is used for correspondingly connecting the domestic hot water heat-preservation water tank 2, the first direct drinking water tank 5 and the second direct drinking water tank 6 with the heat pump unit 1;
the solar heating system is a solar heat collector 8, is provided with a plurality of solar heat collectors and is respectively and correspondingly connected with the domestic hot water heat-preservation water tank 2, the first direct drinking water tank 5 and the second direct drinking water tank 6.
Specifically, the heat pump unit 1 comprises a compressor 21, a four-way valve 22, an expansion valve 23, an evaporator 24, a three-way valve 25, a fan 26 and a plurality of heat exchangers 27, wherein the plurality of heat exchangers 27 are respectively and correspondingly connected with the circulating heating pipeline 4; the heat pump unit 1 is specifically an air source heat pump unit, belongs to the conventional technology, and is not described in detail herein.
Further, a first circulating water pump 31 is arranged on the circulating heating pipeline 4, first gate valves 41 are arranged on the circulating heating pipeline 4 at intervals, and the first circulating water pump 31 is arranged between the two first gate valves 41.
Further, a second circulating water pump 51 is provided on the connecting pipe 7, second gate valves 61 are provided on the connecting pipe 7 at intervals, and the second circulating water pump 51 is provided between the two second gate valves 61.
Further, a third circulation water pump 71 and a third gate valve 72 provided at an interval to the third circulation water pump 71 are provided in the transfer pipe of the solar collector 8.
In order to reduce the possibility that the overlarge working surface of the solar heat collector 8 pollutes direct drinking water, stainless steel thermal coil pipes 81 are arranged in the first direct drinking water tank 5 and the second direct drinking water tank 6, and the stainless steel thermal coil pipes 81 are respectively connected with the corresponding solar heat collectors 8, so that the possibility of polluting the direct drinking water can be reduced through the arrangement of the stainless steel thermal coil pipes 81, and the safety of the drinking water is greatly improved.
Furthermore, temperature sensors are arranged in the domestic hot water heat-preservation water tank 2, the first straight drinking water tank 5 and the second straight drinking water tank 6 and used for monitoring the temperature in the water tanks in real time.
The specific working principle of the solar energy and air source heat pump combined energy-saving heating system is as follows:
heating part of domestic hot water: firstly, filling a domestic hot water heat-preservation water tank 2 with tap water, if a temperature sensor in the domestic hot water heat-preservation water tank 2 senses that the temperature does not reach the use temperature (generally set within 60 ℃), a heat pump unit 1 works to heat the domestic hot water heat-preservation water tank 2, if sunlight radiation exists, a solar heat collector 8 absorbs the radiation of the sun and the temperature rises, when the temperature of the solar heat collector 8 is higher than the temperature in the domestic hot water heat-preservation water tank 2 (generally set at a temperature of more than or equal to 8 ℃), the third circulating water pump 71 works, the water in the domestic hot water heat-preservation water tank 2 is heated by the solar heat collector 8 until the temperature of the solar heat collector 8 is not much different from the temperature in the domestic hot water heat-preservation water tank 2 (generally set within less than or equal to 2 ℃), the third circulating water pump 71 stops working, the steps are repeated in this way until the temperature in the domestic hot water heat preservation water tank 2 reaches the use temperature;
heating part of direct drinking water: specifically, the principle of the heating part of the domestic hot water is the same as that of the water heating part of the first direct drinking water tank 5, when the water temperature of the first direct drinking water tank 5 is heated to 60 ℃, the direct drinking water of the first direct drinking water tank 5 is conveyed to the second direct drinking water tank 6, meanwhile, the first circulating water pump 31 corresponding to the second direct drinking water tank 6 works, the direct drinking water of the second direct drinking water tank 6 is circularly heated, at the moment, the first direct drinking water tank 5 continues to supplement the direct drinking water, the corresponding first circulating water pump 31 continues to work to heat the direct drinking water in the first direct drinking water tank 5, and the temperature in the second direct drinking water tank 6 reaches the use temperature (generally set within 98 ℃).
Therefore the water source of the second direct drinking water tank 6 in the system is provided by the first direct drinking water tank 5, on one hand, the basic water temperature of direct drinking water of the second direct drinking water tank 6 is improved, on the other hand, the mode that the temperature of the second direct drinking water tank 6, the temperature of the first direct drinking water tank 5 and the temperature of the domestic hot water heat-preserving water tank are from high to low when the subarea heating heat pump works in a high-temperature mode is met, and the requirement of stable operation of the unit is met.
The system adopts a heating mode of combining the solar heat collector 8 with the air source heat pump, belongs to a high-efficiency and energy-saving heating mode, heats domestic hot water and direct drinking water through the heating mode, and is suitable for units with larger consumption, such as schools, hospitals, troops and prisons.
In combination with the above-described embodiments and the main features of the present invention and the advantages of the present invention, it should be understood by those skilled in the art that the present invention is not limited by the above-described embodiments, but only by the description of the above-described embodiments and the description, without departing from the spirit and scope of the present invention, the present invention can also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a solar energy and energy-conserving heating system is united with air source heat pump which characterized in that: comprises a heat pump unit (1), a domestic hot water heat preservation water tank (2), a direct drinking water heat preservation water tank (3), a circulating heating pipeline (4) and a solar heating system;
the domestic hot water heat preservation water tank (2) is used for storing and supplying domestic hot water;
the direct drinking water heat preservation water tank (3) is used for storing and supplying direct drinking water and comprises a first direct drinking water tank (5) and a second direct drinking water tank (6) which are communicated through a connecting pipeline (7);
the circulating heating pipeline (4) is used for correspondingly connecting the domestic hot water heat-preservation water tank (2), the first direct drinking water tank (5) and the second direct drinking water tank (6) with the heat pump unit (1);
the solar heating system is a solar heat collector (8) and is provided with a plurality of solar heat collectors, and the solar heat collectors are respectively connected with the domestic hot water heat-preservation water tank (2), the first direct drinking water tank (5) and the second direct drinking water tank (6).
2. The combined solar and air source heat pump energy-saving heating system as claimed in claim 1, wherein: the heat pump unit (1) comprises a compressor (21), a four-way valve (22), an expansion valve (23), an evaporator (24), a three-way valve (25), a fan (26) and a heat exchanger (27), wherein the heat exchangers (27) are arranged in a plurality and are respectively connected with the circulating heating pipeline (4) correspondingly.
3. The solar energy and air source heat pump combined energy-saving heating system as claimed in claim 1, wherein: and a first circulating water pump (31) is arranged on the circulating heating pipeline (4).
4. The solar energy and air source heat pump combined energy-saving heating system as claimed in claim 3, wherein: first gate valves (41) are arranged on the circulating heating pipeline (4) at intervals, and the first circulating water pump (31) is arranged between the two first gate valves (41).
5. The solar energy and air source heat pump combined energy-saving heating system as claimed in claim 1, wherein: and a second circulating water pump (51) is arranged on the connecting pipeline (7).
6. The solar energy and air source heat pump combined energy-saving heating system as claimed in claim 5, wherein: and second gate valves (61) are arranged on the connecting pipeline (7) at intervals, and the second circulating water pump (51) is arranged between the two second gate valves (61).
7. The combined solar and air source heat pump energy-saving heating system as claimed in claim 1, wherein: and a third circulating water pump (71) and a third gate valve (72) arranged on the third circulating water pump (71) at intervals are arranged on the conveying pipe of the solar heat collector (8).
8. The combined solar and air source heat pump energy-saving heating system as claimed in claim 1 or 7, wherein: stainless steel hot coil pipes (81) are arranged in the first straight drinking water tank (5) and the second straight drinking water tank (6), and the stainless steel hot coil pipes (81) are respectively connected with corresponding solar heat collectors (8).
9. The combined solar and air source heat pump energy-saving heating system as claimed in claim 1, wherein: temperature sensors are arranged in the domestic hot water heat preservation water tank (2), the first straight drinking water tank (5) and the second straight drinking water tank (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220107741.XU CN217235758U (en) | 2022-01-14 | 2022-01-14 | Solar energy and air source heat pump combined energy-saving heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220107741.XU CN217235758U (en) | 2022-01-14 | 2022-01-14 | Solar energy and air source heat pump combined energy-saving heating system |
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| Publication Number | Publication Date |
|---|---|
| CN217235758U true CN217235758U (en) | 2022-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220107741.XU Active CN217235758U (en) | 2022-01-14 | 2022-01-14 | Solar energy and air source heat pump combined energy-saving heating system |
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| CN (1) | CN217235758U (en) |
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2022
- 2022-01-14 CN CN202220107741.XU patent/CN217235758U/en active Active
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