CN218510999U - System for supplying domestic hot water by using buried pipe of middle-deep geothermal energy - Google Patents
System for supplying domestic hot water by using buried pipe of middle-deep geothermal energy Download PDFInfo
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- CN218510999U CN218510999U CN202222646520.2U CN202222646520U CN218510999U CN 218510999 U CN218510999 U CN 218510999U CN 202222646520 U CN202222646520 U CN 202222646520U CN 218510999 U CN218510999 U CN 218510999U
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Abstract
The utility model relates to the technical field of domestic hot water supply, and discloses a system for supplying domestic hot water by a middle-deep geothermal buried pipe, which comprises a buried pipe heat source, wherein the buried pipe heat source heats the medium inside the buried pipe, the medium inside the buried pipe enters the evaporator side of a heat pump unit after being heated, and returns to the buried pipe after exchanging heat with the evaporator of the heat pump unit, one side of a plate heat exchanger exchanges heat with a condenser of the heat pump unit, and the other side of the plate heat exchanger exchanges heat with tap water to provide domestic hot water for users; this application adopts geothermal heat pump set to supply life hot water, gets back to the buried pipe after the evaporimeter heat transfer with heat pump set, plate heat exchanger one side and heat pump set's condenser heat transfer, plate heat exchanger opposite side and running water heat transfer provide life hot water to the user, and this application, under the prerequisite that does not increase the investment, provides life hot water to the resident, has both satisfied the use, the cost is reduced again.
Description
Technical Field
The utility model relates to a supply life hot water technical field specifically is an adopt middle-deep layer geothermol power buried pipe to supply life hot water system.
Background
The buried pipe heating system for the middle-deep geothermal energy is easy to idle in non-heating seasons, so that waste of geothermal resources is caused, if the geothermal resources can be fully utilized, the middle-deep geothermal energy can be utilized to replace a natural gas boiler in the non-heating seasons, the advantages of zero emission and no pollution of the geothermal resources are exerted, the consumption of natural gas is reduced, and the purposes of energy conservation and carbon reduction are further achieved.
For a domestic hot water supply system, the domestic hot water supply system is mainly supplied by a natural gas boiler or an electric boiler at present, so that the energy efficiency is low, and the energy-saving and carbon-reducing effects are poor. The middle-deep geothermal buried pipe heat supply system is in an idle state in non-heating seasons, and the middle-deep geothermal buried pipe heat supply system can be adopted for supplying domestic hot water.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a domestic hot water supply system by a middle-deep geothermal buried pipe.
In order to achieve the above purpose, the utility model provides a following technical scheme: a system for supplying domestic hot water to a deep geothermal buried pipe comprises a buried pipe heat source, wherein a medium in the buried pipe is heated by the buried pipe heat source, the medium in the buried pipe enters an evaporator side of a heat pump unit after being heated, and returns to the buried pipe after exchanging heat with an evaporator of the heat pump unit, one side of a plate heat exchanger exchanges heat with a condenser of the heat pump unit, and the other side of the plate heat exchanger exchanges heat with tap water to provide domestic hot water for a user.
As a preferable technical scheme, a buried pipe is arranged in the buried pipe heat source, and the buried pipe is arranged underground in a coaxial sleeve structure.
As a preferable technical scheme, an outlet of the buried pipe is communicated with an inlet of an evaporator section of the heat pump unit through a pipeline, and an outlet of the evaporator section of the heat pump unit is communicated with an inlet of the buried pipe.
As a preferable technical scheme, an outlet of a condenser section of the heat pump unit is communicated with an inlet of a heat medium of the plate type heat exchanger through a pipeline, and an outlet of the heat medium of the plate type heat exchanger is communicated with an inlet of the condenser section of the heat pump unit through a pipeline.
Preferably, the cold medium inlet of the plate heat exchanger is communicated with one outlet of a tap water pipe, the other outlet of the tap water pipe is communicated with a user cold water supply pipe, and the cold medium outlet of the plate heat exchanger is communicated with a user hot water supply pipe.
As a preferred technical scheme, a driving assembly A is arranged between the inlet of the evaporator section and the buried pipe.
According to a preferable technical scheme, the driving assembly A comprises two groups of pump assemblies, an inlet and an outlet of each group of pump assemblies are respectively communicated with an inlet of the evaporator section and the buried pipe through pipelines, and each group of pump assemblies sequentially comprises a first control valve B, a circulating pump, a check valve B and a second control valve B according to the medium flow direction.
As a preferred technical scheme, the driving assembly A further comprises a connecting pipe, the connecting pipe is communicated with the inlet of the evaporator section and the buried pipe respectively, and a check valve C is installed in the middle of the connecting pipe.
As a preferable technical scheme, control valves A are installed at the inlet and the outlet of the buried pipe.
As a preferable technical scheme, a driving assembly B is installed between the outlet of the condenser section and the inlet of the heat medium, a driving assembly C is installed between the outlet of the cold medium and the hot water supply pipe of the user, and the driving assembly B and the driving assembly C have the same structure and connection principle as the driving assembly a.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, adopt geothermal heat pump set to supply life hot water, through inputing an amount of high-grade heat source, the buried pipe heat source will bury the inside medium heating of pipe, get into heat pump set evaporimeter side behind the medium heating of the inside of buried pipe, get back to the buried pipe after the evaporimeter heat transfer with heat pump set, plate heat exchanger one side and heat pump set's condenser heat transfer, plate heat exchanger opposite side and running water heat transfer provide life hot water to the user.
This application utilizes the idle this condition in the non-heating season of middle-deep layer geothermol power buried pipe, and make full use of idles geothermal resource under the prerequisite that does not increase the investment, provides life hot water to the resident, has both satisfied the use, the cost is reduced again.
Drawings
Fig. 1 is a schematic view of a system for supplying domestic hot water by using a buried pipe for mid-deep geothermal energy according to the present invention.
In the figure: 100. a tap water pipe; 101. a user cold water supply pipe; 102. a user hot water supply pipe; 200. a plate heat exchanger; 201. a cold medium inlet; 202. a cold medium outlet; 203. a thermal medium inlet; 204. a thermal medium outlet; 210. a drive assembly C; 300. a heat pump unit; 301. an evaporator section inlet; 302. an evaporator section outlet; 303. an inlet of the condenser section; 304. an outlet of the condenser section; 310. a drive assembly B; 400. A buried pipe heat source; 401. a buried pipe; 4011. a control valve A; 500. a drive assembly A; 510. a pump assembly; 511. a first control valve B; 512. a circulation pump; 513. a check valve B; 514. a second control valve B; 520. A connecting pipe; 521. a check valve C.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1, the present invention provides a technical solution:
as shown in fig. 1, a system for supplying domestic hot water to a deep geothermal buried pipe comprises a buried pipe heat source 400, wherein the buried pipe heat source 400 heats a medium inside a buried pipe 401, the medium inside the buried pipe 401 enters the evaporator side of a heat pump unit 300 after being heated, and returns to the buried pipe 401 after exchanging heat with the evaporator of the heat pump unit 300, one side of a plate heat exchanger 200 exchanges heat with a condenser of the heat pump unit 300, and the other side of the plate heat exchanger 200 exchanges heat with tap water, so that domestic hot water is supplied to a user.
The concrete pipeline connection mode is as follows:
1. the connection mode of the buried pipe 401 and the heat pump unit 300 is as follows:
a buried pipe 401 is arranged in the buried pipe heat source 400, the buried pipe 401 is arranged in a coaxial sleeve structure, the coaxial sleeve structure is that a thick pipe is sleeved outside a thin pipe to form a coaxial sleeve, the outlet of the buried pipe 401 is communicated with the evaporator section inlet 301 of the heat pump unit 300 through a pipeline, and the evaporator section outlet 302 of the heat pump unit 300 is communicated with the inlet of the buried pipe 401; control valves A4011 are respectively installed at the inlet and the outlet of the buried pipe 401;
a driving assembly A500 is arranged between the evaporator section inlet 301 and the buried pipe 401;
the driving assembly a500 comprises two groups of pump assemblies 510, an inlet and an outlet of each group of pump assemblies 510 are respectively communicated with the evaporator section inlet 301 and the buried pipe 401 through pipelines, and each group of pump assemblies 510 sequentially comprises a control valve B511, a circulating pump 512, a check valve B513 and a control valve B514 according to the medium flow direction.
The driving assembly A500 further comprises a connecting pipe 520, the connecting pipe 520 is respectively communicated with the evaporator section inlet 301 and the buried pipe 401, a check valve C521 is installed in the middle of the connecting pipe 520, and the backflow of the medium is prevented through the check valve C521;
the driving assembly a500 functions as follows, when in use, the circulating pump 512 is started to enable the medium inside the buried pipe 401 to flow, the flow efficiency of the medium is improved by the two sets of pump assemblies 510, and when one set is damaged, the other set can still normally function, so that the double-insurance effect is achieved.
A driving assembly B310 is installed between the condenser section outlet 304 and the heat medium inlet 203, a driving assembly C210 is installed between the cold medium outlet 202 and the user hot water supply pipe 102, and the structures and connection principles of the driving assembly B310 and the driving assembly C210 are the same as those of the driving assembly a500, and are not described again.
2. The heat pump unit 300 and the plate heat exchanger 200 are connected as follows:
the condenser section outlet 304 of the heat pump unit 300 is communicated with the heat medium inlet 203 of the plate heat exchanger 200 through a pipeline, and the heat medium outlet 204 of the plate heat exchanger 200 is communicated with the condenser section inlet 303 of the heat pump unit 300 through a pipeline.
3. The plate heat exchanger 200 is connected to the tap water pipe 100 and the user hot water supply pipe 102 as follows:
the cold medium inlet 201 of the plate heat exchanger 200 is communicated with one outlet of the tap water pipe 100, the other outlet of the tap water pipe 100 is communicated with the user cold water supply pipe 101, and the cold medium outlet 202 of the plate heat exchanger 200 is communicated with the user hot water supply pipe 102.
The specific principle is as follows:
when the heat pump unit 300 is used, all valves are opened, a certain amount of high-grade heat source is input, the buried pipe heat source 400 heats a medium inside the buried pipe 401, the medium enters from an evaporator section inlet 301 of the heat pump unit 300 through the buried pipe 401, and the medium enters into the buried pipe 401 from an evaporator section outlet 302 after heat exchange, so that the evaporator can absorb heat quickly;
because the condenser section outlet 304 of the heat pump unit 300 is communicated with the hot medium inlet 203 of the plate heat exchanger 200 through a pipeline, the hot medium outlet 204 of the plate heat exchanger 200 is communicated with the condenser section inlet 303 of the heat pump unit 300 through a pipeline, the cold medium inlet 201 of the plate heat exchanger 200 is communicated with one outlet of the tap water pipe 100, the other outlet of the tap water pipe 100 is communicated with the user cold water supply pipe 101, and the cold medium outlet 202 of the plate heat exchanger 200 is communicated with the user hot water supply pipe 102;
the heat medium generated by heat release of the condenser enters the plate heat exchanger 200 from the heat medium inlet 203, the heat medium releases heat and then is discharged from the heat medium outlet 204, then enters the heat pump unit 300 from the condenser section inlet 303, tap water enters the plate heat exchanger 200 from the cold medium inlet 201, enters the heat exchange with the heat medium and then flows into the user hot water supply pipe 102 from the cold medium outlet 202, and hot water is supplied to the user.
In summary, domestic hot water is supplied by the geothermal heat pump unit 300, a certain amount of high-grade heat source is input, the medium inside the buried pipe 401 is heated by the buried pipe heat source 400, the heated medium inside the buried pipe 401 enters the evaporator side of the heat pump unit 300, and returns to the buried pipe 401 after exchanging heat with the evaporator of the heat pump unit 300, one side of the plate heat exchanger 200 exchanges heat with the condenser of the heat pump unit 300, and the other side of the plate heat exchanger 200 exchanges heat with tap water, so that domestic hot water is provided for users.
According to the application, the condition that the middle-deep geothermal buried pipe is idle in the non-heating season is utilized, idle geothermal resources are fully utilized, and domestic hot water is provided for residents on the premise that investment is not increased, so that the use is met, and the cost is reduced.
It should be noted that, in specific use, the control inductive switches for controlling the start of the heat pump unit 300 and the ground heat source 400 are installed according to actual requirements, and the connection methods of the pipelines are the prior art and are not described herein again.
The part not involved in the utility model is the same as the prior art or can be realized by adopting the prior art. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A system for supplying domestic hot water to a ground pipe buried in a medium-deep geothermal energy comprises a ground pipe heat source (400), and is characterized in that: the buried pipe heat source (400) heats a medium inside the buried pipe (401), the medium inside the buried pipe (401) enters the evaporator side of the heat pump unit (300) after being heated, the medium returns to the buried pipe (401) after exchanging heat with the evaporator of the heat pump unit (300), one side of the plate heat exchanger (200) exchanges heat with the condenser of the heat pump unit (300), and the other side of the plate heat exchanger (200) exchanges heat with tap water to provide domestic hot water for users.
2. The system for supplying domestic hot water by geothermal buried pipe at a middle depth according to claim 1, wherein: the underground pipe heat source (400) is internally provided with an underground pipe (401), and the underground pipe (401) is arranged in a coaxial sleeve structure.
3. The system for supplying domestic hot water by geothermal buried pipe at a middle depth according to claim 2, wherein: the outlet of the buried pipe (401) is communicated with the evaporator section inlet (301) of the heat pump unit (300) through a pipeline, and the evaporator section outlet (302) of the heat pump unit (300) is communicated with the inlet of the buried pipe (401).
4. A system for supplying domestic hot water by geothermal ground-buried pipe according to claim 3, wherein: the condenser section outlet (304) of the heat pump unit (300) is communicated with the heat medium inlet (203) of the plate type heat exchanger (200) through a pipeline, and the heat medium outlet (204) of the plate type heat exchanger (200) is communicated with the condenser section inlet (303) of the heat pump unit (300) through a pipeline.
5. The system for supplying domestic hot water through a medium-deep geothermal buried pipe according to claim 4, wherein: the cold medium inlet (201) of the plate heat exchanger (200) is communicated with one outlet of a tap water pipe (100), the other outlet of the tap water pipe (100) is communicated with a user cold water supply pipe (101), and the cold medium outlet (202) of the plate heat exchanger (200) is communicated with a user hot water supply pipe (102).
6. The system for supplying domestic hot water through a medium-deep geothermal buried pipe according to claim 5, wherein: a driving assembly A (500) is arranged between the evaporator section inlet (301) and the buried pipe (401).
7. The system of claim 6, wherein the system comprises: the driving assembly A (500) comprises two groups of pump assemblies (510), an inlet and an outlet of each pump assembly (510) are respectively communicated with the evaporator section inlet (301) and the buried pipe (401) through pipelines, and each group of pump assemblies (510) sequentially comprises a control valve B I (511), a circulating pump (512), a check valve B (513) and a control valve B II (514) according to the medium flow direction.
8. The system of claim 7, wherein the system comprises: the driving assembly A (500) further comprises a connecting pipe (520), the connecting pipe (520) is communicated with the evaporator section inlet (301) and the buried pipe (401) respectively, and a check valve C (521) is installed in the middle of the connecting pipe (520).
9. A system for providing domestic hot water by geothermal pipe-buried at a medium depth according to claim 8, wherein: and control valves A (4011) are installed at the inlet and outlet of the buried pipe (401).
10. A system for providing domestic hot water by geothermal pipe-buried at a medium depth according to claim 9, wherein: a driving assembly B (310) is installed between the condenser section outlet (304) and the heat medium inlet (203), a driving assembly C (210) is installed between the cold medium outlet (202) and the user hot water supply pipe (102), and the structures and connection principles of the driving assembly B (310) and the driving assembly C (210) are the same as those of the driving assembly A (500).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222646520.2U CN218510999U (en) | 2022-10-09 | 2022-10-09 | System for supplying domestic hot water by using buried pipe of middle-deep geothermal energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222646520.2U CN218510999U (en) | 2022-10-09 | 2022-10-09 | System for supplying domestic hot water by using buried pipe of middle-deep geothermal energy |
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| Publication Number | Publication Date |
|---|---|
| CN218510999U true CN218510999U (en) | 2023-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222646520.2U Active CN218510999U (en) | 2022-10-09 | 2022-10-09 | System for supplying domestic hot water by using buried pipe of middle-deep geothermal energy |
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| Country | Link |
|---|---|
| CN (1) | CN218510999U (en) |
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2022
- 2022-10-09 CN CN202222646520.2U patent/CN218510999U/en active Active
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