CN212035511U - Aquaculture circulating water accuse temperature air source heat pump system - Google Patents
Aquaculture circulating water accuse temperature air source heat pump system Download PDFInfo
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- CN212035511U CN212035511U CN202020616796.4U CN202020616796U CN212035511U CN 212035511 U CN212035511 U CN 212035511U CN 202020616796 U CN202020616796 U CN 202020616796U CN 212035511 U CN212035511 U CN 212035511U
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Abstract
The utility model discloses an aquaculture circulating water temperature control air source heat pump system, which comprises a circulating water heating system and a circulating heat exchange system, wherein the circulating water heating system is connected with a plurality of biological ponds through the circulating heat exchange system; the circulating water heating system comprises a water tank, an air source heat pump unit and a system circulating pump; a water softening processor is arranged between the water tank and the water supply pipeline; a float valve is arranged in the water tank; one end of the water tank is connected with the water supply pipeline, and the other end of the water tank is respectively connected with the air source heat pump unit and the secondary heat exchanger; the circulating heat exchange system comprises a secondary heat exchanger and a secondary circulating pump; the secondary heat exchanger is connected with the biological water pool through a pipeline; a secondary circulating pump is arranged on the pipeline between the secondary heat exchanger and the biological water tank. The utility model discloses not only the system is simple, and it is little to take up an area of, and the cost is low, and the end does not need cold and hot volume balance, and the running cost is low moreover, has avoided freezing garrulous unit heat exchanger, can also cool down simultaneously, has extensive suitability.
Description
Technical Field
The utility model relates to an air source heat pump system especially relates to an aquaculture circulating water accuse temperature air source heat pump system, belongs to the aquaculture field.
Background
With the enhancement of economic strength and the improvement of fishery science and technology level, the industrial aquaculture of aquatic products is silently emerging as a new industry and rapidly expands nationwide, and is now a new prop industry. However, with the rapid development, negative effects such as environmental pollution and energy consumption caused by heating by using a traditional coal-fired boiler are gradually shown. From the aspect of environmental protection, the ground source heat pump system does not have CO generated by combustion of a coal-fired boiler2、SO2And various pollutants such as smoke dust and the like are discharged, so that the environment-friendly effect is achieved. The temperature is controlled by adopting the ground source heat pump technology in the aquaculture circulating water system, the method is a better scheme for replacing the traditional coal-fired boiler, and has important energy-saving, environment-friendly and economic values, and very obvious economic and social benefits. However, in the actual use process, the ground source heat pump technology has a plurality of defects which cannot be objectively overcome, needs an underground well-digging coil pipe, is complex in system, large in occupied area and high in manufacturing cost, and needs the balance of cold and heat at the tail end, so that the ground source heat pump technology cannot be popularized and applied in large scale all over the country.
As is well known, different aquaculture species have suitable aquaculture temperatures, which are divided into: cultivating varieties at low temperature: 12-18 ℃; ② culturing varieties at medium temperature: 19-24 ℃; ③ high-temperature breeding variety: above 25 ℃. Temperature control in the culture process is the key of culture, the cultured variety is controlled in a proper temperature range, the disease probability can be obviously reduced, the growth rate can be obviously improved, and the culture benefit can be maximized.
The traditional temperature control mode adopts a coal-fired boiler for heating, and is forbidden at present; the gas heating is adopted, so that the problem of gas source exists; the oil-fired boiler is adopted for heating, so that the operation cost is high; the above method can only heat, can not cool, if need to cool, need increase the refrigerating unit, the fabrication cost is higher; the adopted water source heat pump needs rich water source conditions and the temperature is more than 7 ℃ in winter, otherwise, the water source is easy to freeze after heat exchange, and the heat exchanger of the unit is frozen and crushed.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides an aquaculture circulating water temperature control air source heat pump system.
In order to solve the technical problem, the utility model discloses a technical scheme is: an aquaculture circulating water temperature control air source heat pump system comprises a circulating water heating system and a circulating heat exchange system, wherein the circulating water heating system is connected with a plurality of biological ponds through the circulating heat exchange system; the circulating water heating system is connected with the circulating heat exchange system through a system circulating pump;
the circulating water heating system comprises a water tank, an air source heat pump unit and a system circulating pump; the water tank is opened upwards; one end of the water tank is connected with the water supply pipeline, and the other end of the water tank is respectively connected with the air source heat pump unit and the secondary heat exchanger;
the circulating heat exchange system comprises a secondary heat exchanger and a secondary circulating pump; the secondary heat exchanger is connected with the biological water pool through a pipeline; a secondary circulating pump is arranged on the pipeline between the secondary heat exchanger and the biological water tank.
Further, a heat pump circulating pump is arranged between the water tank and the air source heat pump unit; a system circulating pump 2 is arranged between the water tank and the secondary heat exchanger 5.
Further, a system circulating pump is arranged between the water tank and the air source heat pump unit; a water replenishing pump and an expansion tank are sequentially arranged on a water outlet pipeline of the water tank from top to bottom; a check valve is arranged between the water replenishing pump and the expansion tank.
Further, the water tank is connected with a water inlet pipe of the air source heat pump unit through a first water supply pipe; the water tank is connected with a water outlet pipe of the air source heat pump unit through a first water outlet pipe; the first water supply pipe is provided with a heat pump circulating pump.
Further, the water tank is connected with a primary side inlet of the secondary heat exchanger through a second water supply pipe; the water tank is connected with the outlet of the primary side of the secondary heat exchanger through a second water outlet pipe; and a system circulating pump is arranged on the second water supply pipe.
Further, the water outlet pipeline is connected with a water inlet pipe of the air source heat pump unit; a water outlet pipe of the air source heat pump unit is connected with a primary side inlet of the secondary heat exchanger; the outlet on the primary side of the secondary heat exchanger is connected with the water inlet pipe of the air source heat pump unit.
Further, a secondary side inlet of the secondary heat exchanger extends into the bottom of the biological water tank through a first pipeline; a secondary side outlet of the secondary heat exchanger extends into the upper part of the biological water pool through a second pipeline; and a secondary circulating pump is arranged on the second pipeline.
Furthermore, a water softening processor is arranged between the water tank and the water supply pipeline; a ball float valve is arranged in the water tank.
The utility model discloses a parallelly connected centralized accuse temperature of air source heat pump adopts the biological pond heat transfer of secondary heat exchanger circulation, and not only the system is simple, takes up an area of for a short time, and the cost is low, and the end does not need the cold and hot volume balance, and the running cost is low moreover, has avoided freezing garrulous unit heat exchanger, can also cool down simultaneously, has extensive suitability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of an overall structure of a second embodiment of the present invention.
In the figure: 1. an air source heat pump unit; 2. a system circulation pump; 3. a heat pump circulation pump; 4. a water tank; 41. a first water supply pipe; 42. a first water outlet pipe; 43. a second water supply pipe; 44. a second water outlet pipe; 45. a water outlet pipeline; 5. a secondary heat exchanger; 51. a first pipeline; 52. a second pipeline; 6. a secondary circulation pump; 7. a biological water tank; 8. a float valve; 9. a water supply pipeline; 10. a water replenishing pump; 11. an expansion tank.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
An aquaculture circulating water temperature control air source heat pump system as shown in fig. 1 and fig. 2 comprises a circulating water heating system and a circulating heat exchange system, wherein the circulating water heating system is connected with a plurality of biological ponds 7 through the circulating heat exchange system; the circulating water heating system is connected with the circulating heat exchange system through a system circulating pump 2; all equipment and pipeline outer walls related in the system are provided with heat insulation layers.
The circulating water heating system comprises a water tank 4, an air source heat pump unit 1 and a system circulating pump 2; a softened water processor is arranged between the water tank 4 and the water supply pipeline 9; a float valve 8 is arranged in the water tank 4; the water tank 4 is opened upwards; one end of the water tank 4 is connected with a water supply pipeline 9, and the other end of the water tank is respectively connected with the air source heat pump unit 1 and the secondary heat exchanger 5;
the air source heat pump unit 1 is formed by connecting a plurality of air source heat pumps in parallel. The air source heat pump is a temperature control device which can raise temperature and lower temperature, can be used in the environment with the temperature of more than 25 ℃ below zero at present, and has simple system and lower manufacturing cost. The quantity of the air source heat pumps is that a plurality of air source heat pumps are arranged in parallel according to the temperature control cold and hot load of water for workshop cultivation. The water inlet and outlet pipeline of the air source heat pump is connected with the water tank 4 through the heat pump circulating pump 3, and the intermediate water in the water tank 4 is heated in a circulating manner; the water tank 4 is connected with tap water and enters the water tank 4 after passing through a softening water processor, and the water level of the water tank 4 is controlled by the ball float valve 8.
The circulating heat exchange system comprises a secondary heat exchanger 5 and a secondary circulating pump 6; the secondary heat exchanger 5 is connected with a biological water tank 7 through a pipeline; a secondary circulating pump 6 is arranged on the pipeline between the secondary heat exchanger 5 and the biological water tank 7.
As shown in fig. 1, the system is an open system, and a heat pump circulating pump 3 is arranged between a water tank 4 and an air source heat pump unit 1; a system circulating pump 2 is arranged between the water tank 4 and the secondary heat exchanger 5.
The water tank 4 is connected with a water inlet pipe of the air source heat pump unit 1 through a first water supply pipe 41; the water tank 4 is connected with a water outlet pipe of the air source heat pump unit 1 through a first water outlet pipe 42; the first water supply pipe 41 is provided with a heat pump circulation pump 3. The temperature of the air source heat pump outlet water is controlled by a temperature sensor arranged in the water tank 4 to control the on-off of the heat pump circulating pump 3.
The water tank 4 is connected to the primary side inlet of the secondary heat exchanger 5 through a second water supply pipe 43; the water tank 4 is connected with the outlet of the primary side of the secondary heat exchanger 5 through a second water outlet pipe 44; the second water supply pipe 43 is provided with a system circulation pump 2.
The specific working process is as follows: starting a system circulating pump 2 and a heat pump circulating pump 3, feeding water in a water tank 4 into an air source heat pump unit 1 through a first water supply pipe 41 for heating, and returning the heated water to the water tank 4 through a first water outlet pipe 42; the water in the water tank 4 enters the secondary heat exchanger 5 through the second water supply pipe 43, a part of the water entering the secondary heat exchanger 5 returns to the water tank 4 through the second water outlet pipe 44 after heat exchange, and a part of the water enters the bottom of the biological water tank 7 through the first pipeline 51.
As shown in fig. 2, a closed system, using a single pump closed cycle. The system expansion adopts the inflatable capsule arranged in the closed tank body, namely the expansion is solved by arranging the expansion tank 11. The expansion tank 11 functions as a heat storage, expansion, water replenishment and system stabilization. A system circulating pump 2 is arranged between the water tank 4 and the air source heat pump unit 1; a water replenishing pump 10 and an expansion tank 11 are sequentially arranged on a water outlet pipeline 45 of the water tank 4 from top to bottom; a check valve is arranged between the water replenishing pump 10 and the expansion tank 11. The purpose of the check valve is to prevent water heated by the air source heat pump unit 1 and water entering the circulating heat exchange system from returning to the water tank 4.
The water outlet pipeline 45 is connected with a water inlet pipe of the air source heat pump unit 1; a water outlet pipe of the air source heat pump unit 1 is connected with a primary side inlet of the secondary heat exchanger 5; the outlet of the primary side of the secondary heat exchanger 5 is connected with the water inlet pipe of the air source heat pump unit 1.
The specific working process is as follows: starting a circulating pump 2 and a water replenishing pump 10 of the system, enabling water in a water tank 4 to enter an air source heat pump unit 1 through a water outlet pipeline 45 for heating, enabling the heated water to enter a secondary heat exchanger 5 through a pipeline, enabling part of the water to return to the air source heat pump unit 1 through the pipeline after heat exchange, and enabling part of the water to enter the bottom of a biological water pool 7 through a pipeline 51.
A secondary side inlet of the secondary heat exchanger 5 extends into the bottom of the biological water tank 7 through a first pipeline 51; the secondary side outlet of the secondary heat exchanger 5 extends into the upper part of the biological water tank 7 through a second pipeline 52; the second pipeline 52 is provided with a secondary circulating pump 6. The flow rate of the circulating pump 2 of the temperature difference variable frequency control system is controlled by the temperature sensor arranged on the second water supply pipe 43.
The utility model discloses a working process does: the system circulating pump 2 and the air source heat pump unit 1 are sequentially started, the secondary heat exchanger 5 is arranged in each aquaculture workshop internal circulation heat exchange system, the primary side outlet of the secondary heat exchanger 5 is connected to the water tank 4 in parallel through the second water outlet pipe 44, the system circulating pump 2 is arranged on the second water supply pipe 43, medium water in the water tank 4 enters the primary side heat exchange of the secondary heat exchanger 5 in a circulating mode, the secondary side inlet of the secondary heat exchanger 5 is connected with a water outlet end water tank of the biological water tank 7, the medium water is pumped out from the bottom of the biological water tank 7 through the secondary circulating pump 6, and the medium water enters the upper.
Compared with the prior art, the utility model has the advantages of it is following:
(1) the boiler replaces coal-fired, oil-fired and gas-fired boilers, and is energy-saving and environment-friendly;
(2) the electric energy is adopted, so that the transportation of fuel and waste materials is reduced;
(3) the dual-purpose of cold and warm, namely the temperature can be raised in winter and lowered in summer;
(4) the equipment can be placed in the open air, and equipment rooms are saved.
The present invention will be described in further detail with reference to examples.
The first embodiment is as follows:
open system: a heat pump circulating pump 3 is arranged between the water tank 4 and the air source heat pump unit 1; a system circulating pump 2 is arranged between the water tank 4 and the secondary heat exchanger 5.
The water tank 4 is connected with a water inlet pipe of the air source heat pump unit 1 through a first water supply pipe 41; the water tank 4 is connected with a water outlet pipe of the air source heat pump unit 1 through a first water outlet pipe 42; the first water supply pipe 41 is provided with a heat pump circulation pump 3.
The water tank 4 is connected to the primary side inlet of the secondary heat exchanger 5 through a second water supply pipe 43; the water tank 4 is connected with the outlet of the primary side of the secondary heat exchanger 5 through a second water outlet pipe 44; the second water supply pipe 43 is provided with a system circulation pump 2.
Example two:
closed system: a system circulating pump 2 is arranged between the water tank 4 and the air source heat pump unit 1; a water replenishing pump 10 and an expansion tank 11 are sequentially arranged on a water outlet pipeline 45 of the water tank 4 from top to bottom; a check valve is arranged between the water replenishing pump 10 and the expansion tank 11.
The water outlet pipeline 45 is connected with a water inlet pipe of the air source heat pump unit 1; a water outlet pipe of the air source heat pump unit 1 is connected with a primary side inlet of the secondary heat exchanger 5; the outlet of the primary side of the secondary heat exchanger 5 is connected with the water inlet pipe of the air source heat pump unit 1.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (8)
1. An aquaculture circulating water temperature control air source heat pump system which characterized in that: the system comprises a circulating water heating system and a circulating heat exchange system, wherein the circulating water heating system is connected with a plurality of biological water tanks (7) through the circulating heat exchange system; the circulating water heating system is connected with the circulating heat exchange system through a system circulating pump (2);
the circulating water heating system comprises a water tank (4), an air source heat pump unit (1) and a system circulating pump (2); the water tank (4) is opened upwards; one end of the water tank (4) is connected with the water supply pipeline (9), and the other end of the water tank is respectively connected with the air source heat pump unit (1) and the secondary heat exchanger (5);
the circulating heat exchange system comprises a secondary heat exchanger (5) and a secondary circulating pump (6); the secondary heat exchanger (5) is connected with the biological water tank (7) through a pipeline; a secondary circulating pump (6) is arranged on the pipeline between the secondary heat exchanger (5) and the biological water tank (7).
2. The aquaculture circulating water temperature-control air source heat pump system according to claim 1, characterized in that: a heat pump circulating pump (3) is arranged between the water tank (4) and the air source heat pump unit (1); a system circulating pump (2) is arranged between the water tank (4) and the secondary heat exchanger (5).
3. The aquaculture circulating water temperature-control air source heat pump system according to claim 1, characterized in that: a system circulating pump (2) is arranged between the water tank (4) and the air source heat pump unit (1); a water replenishing pump (10) and an expansion tank (11) are sequentially arranged on a water outlet pipeline (45) of the water tank (4) from top to bottom; and a check valve is arranged between the water replenishing pump (10) and the expansion tank (11).
4. The aquaculture circulating water temperature-control air source heat pump system according to claim 2, characterized in that: the water tank (4) is connected with a water inlet pipe of the air source heat pump unit (1) through a first water supply pipe (41); the water tank (4) is connected with a water outlet pipe of the air source heat pump unit (1) through a first water outlet pipe (42); the first water supply pipe (41) is provided with a heat pump circulating pump (3).
5. The aquaculture circulating water temperature-control air source heat pump system according to claim 4, characterized in that: the water tank (4) is connected with a primary side inlet of the secondary heat exchanger (5) through a second water supply pipe (43); the water tank (4) is connected with the primary side outlet of the secondary heat exchanger (5) through a second water outlet pipe (44); and a system circulating pump (2) is arranged on the second water supply pipe (43).
6. The aquaculture circulating water temperature-control air source heat pump system according to claim 3, characterized in that: the water outlet pipeline (45) is connected with a water inlet pipe of the air source heat pump unit (1); a water outlet pipe of the air source heat pump unit (1) is connected with a primary side inlet of the secondary heat exchanger (5); and the primary side outlet of the secondary heat exchanger (5) is connected with the water inlet pipe of the air source heat pump unit (1).
7. An aquaculture circulating water temperature control air source heat pump system according to any one of claims 2-6, characterized in that: a secondary side inlet of the secondary heat exchanger (5) extends into the bottom of the biological water tank (7) through a first pipeline (51); the secondary side outlet of the secondary heat exchanger (5) extends into the upper part of the biological water tank (7) through a second pipeline (52); and a secondary circulating pump (6) is arranged on the second pipeline (52).
8. The aquaculture circulating water temperature-control air source heat pump system according to claim 7, characterized in that: a softened water processor is arranged between the water tank (4) and the water supply pipeline (9); a float valve (8) is arranged in the water tank (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020616796.4U CN212035511U (en) | 2020-04-22 | 2020-04-22 | Aquaculture circulating water accuse temperature air source heat pump system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020616796.4U CN212035511U (en) | 2020-04-22 | 2020-04-22 | Aquaculture circulating water accuse temperature air source heat pump system |
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| CN212035511U true CN212035511U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020616796.4U Expired - Fee Related CN212035511U (en) | 2020-04-22 | 2020-04-22 | Aquaculture circulating water accuse temperature air source heat pump system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112471062A (en) * | 2021-01-22 | 2021-03-12 | 广州澳朗斯贸易有限公司 | Fish culture circulation optimization system and working method |
| CN114838525A (en) * | 2022-03-23 | 2022-08-02 | 北京圆之翰工程技术有限公司 | Method and system for heat extraction and reuse based on coal mine gas extraction equipment |
-
2020
- 2020-04-22 CN CN202020616796.4U patent/CN212035511U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112471062A (en) * | 2021-01-22 | 2021-03-12 | 广州澳朗斯贸易有限公司 | Fish culture circulation optimization system and working method |
| CN114838525A (en) * | 2022-03-23 | 2022-08-02 | 北京圆之翰工程技术有限公司 | Method and system for heat extraction and reuse based on coal mine gas extraction equipment |
| CN114838525B (en) * | 2022-03-23 | 2023-11-24 | 北京圆之翰工程技术有限公司 | Method and system for heat extraction and recycling based on coal mine gas extraction equipment |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |