CN211695122U - Air source heat pump heating system - Google Patents
Air source heat pump heating system Download PDFInfo
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- CN211695122U CN211695122U CN202020280817.XU CN202020280817U CN211695122U CN 211695122 U CN211695122 U CN 211695122U CN 202020280817 U CN202020280817 U CN 202020280817U CN 211695122 U CN211695122 U CN 211695122U
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- water
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- source heat
- storage tank
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Abstract
The utility model discloses an air source heat pump heating system has connected gradually filter, frequency conversion circulating pump, headstock gear, air source heat pump, water knockout drum, user pipe network, water collector and return water automatic control valve between the delivery port of open water storage tank and the return water mouth of open water storage tank. Through setting up on-off device and return water automatic control valve, and the distributive opening of on-off device passes through the pipeline and is connected with the opening and close water inlet of return water automatic control valve, if there is outage or the serious condition of desiccation, the distributive opening of on-off device is anhydrous to be flowed, return water automatic control valve is closed, realize return water automatic control valve and variable frequency circulating pump and open and close simultaneously, if there is outage or the serious condition of desiccation, water in water collector and the front end user pipe network can not flow in open water storage tank, avoid flowing into the excessive overflow pipe of water in the open water storage tank and come too late overflow tank that leads to of spilling over, guarantee that the fault finishes the back.
Description
Technical Field
The utility model relates to a heat supply field, concretely relates to air source heat pump heating system.
Background
The air source heat pump is an energy-saving device which converts low-level heat energy (air heat) into high-level heat energy by applying work through a compressor by utilizing the reverse Carnot cycle principle. The high-level heat energy can be utilized by human (such as heating, bathing and the like). Compared with the traditional electric boiler, the air source heat pump has the same hot water heating energy-saving effect, is 1/3-1/2 of the power consumption of the traditional electric boiler, and has the characteristics of low energy consumption, high efficiency, high speed, good safety and strong environmental protection.
The water storage unit of the traditional air source heat pump heating system adopts a closed pressure-bearing heat storage water tank, the closed pressure-bearing water tank bears large pressure, potential safety hazards exist, if air is generated in a heating pipeline, the air is not easy to be discharged through the closed pressure-bearing hot water tank, circulating water circulation resistance is large, and the heating effect is poor; and traditional air source heat pump heating system circulation unit adopts the fixed frequency variable frequency circulating pump to accomplish the circulation of hot water, if there is outage or the serious condition of dehydration, water among the user's pipe network can flow back and lead to closed pressure-bearing water tank to bear pressure big in the closed pressure-bearing heat storage water tank, if in heating sewage among the user's pipe network flows back to the air source heat pump, produces high temperature when also can leading to air source heat pump restart, brings very big inconvenience for resuming normal operating.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent that user's pipe network heating water from leading to the air source heat pump heating system of heating water refluence and water storage tank excessive tank because of outage or dehydration seriously.
The utility model discloses by following technical scheme implement:
an air source heat pump heating system comprises a silicon-phosphorus crystal softening water tank, an open water storage tank, a filter, a variable frequency circulating pump, an opening and closing device, an air source heat pump, a water separator, a water collector and a backwater automatic control valve;
the water inlet of the silicon-phosphorus crystal softening water tank is connected with a tap water source, and the water outlet of the silicon-phosphorus crystal softening water tank is connected with the water replenishing port of the open water storage tank through a pipeline;
the filter, the variable frequency circulating pump, the opening and closing device, the air source heat pump, the water separator, the user pipe network, the water collector and the backwater automatic control valve are sequentially connected between the water outlet of the open water storage tank and the backwater port of the open water storage tank;
the water diversion port of the opening and closing device is connected with the opening and closing water inlet of the backwater automatic control valve through a pipeline;
an overflow pipe is arranged at the middle upper part of the open type water storage tank.
Preferably, a liquid level switch is installed at the middle upper part in the open water storage tank, a water replenishing electromagnetic valve is installed on a pipeline between a water outlet of the silicon-phosphorus crystal softened water tank and a water replenishing port of the open water storage tank, and the liquid level switch and the water replenishing electromagnetic valve are connected in series to form a closed loop.
Preferably, a check valve is installed between the air source heat pump and the water separator.
Preferably, a temperature controller is installed on a pipeline connecting the water collector and the backwater automatic control valve, and the temperature controller is electrically connected with the air source heat pump.
The utility model has the advantages that: through setting up on-off device and return water automatic control valve, and the distributive opening of on-off device passes through the pipeline and is connected with the opening and close water inlet of return water automatic control valve, if there is outage or the serious condition of desiccation, the distributive opening of on-off device is anhydrous to be flowed, return water automatic control valve is closed, realize return water automatic control valve and variable frequency circulating pump and open and close simultaneously, if there is outage or the serious condition of desiccation, water in water collector and the front end user pipe network can not flow in open water storage tank, avoid flowing into the excessive overflow pipe of water in the open water storage tank and come too late overflow tank that leads to of spilling over, guarantee that the fault finishes the back.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the system comprises a silicon-phosphorus crystal softening water tank 1, an open type water storage tank 2, a filter 3, a variable frequency circulating pump 4, a starting and stopping device 5, an air source heat pump 6, a water separator 7, a water collector 8, a backwater automatic control valve 9, an overflow pipe 10, a liquid level switch 11, a water supplementing electromagnetic valve 12, a one-way valve 13 and a temperature controller 14.
Detailed Description
As shown in fig. 1, an air source heat pump heating system comprises a silicon-phosphorus crystal softening water tank 1, an open water storage tank 2, a filter 3, a variable frequency circulating pump 4, an opening and closing device 5, an air source heat pump 6, a water separator 7, a water collector 8 and a backwater automatic control valve 9;
the water inlet of the silicon-phosphorus crystal softening water tank 1 is connected with a tap water source, and the water outlet of the silicon-phosphorus crystal softening water tank 1 is connected with the water replenishing port of the open water storage tank 2 through a pipeline;
a filter 3, a variable frequency circulating pump 4, an opening and closing device 5, an air source heat pump 6, a water separator 7, a user pipe network, a water collector 8 and a backwater automatic control valve 9 are sequentially connected between a water outlet of the open water storage tank 2 and a backwater port of the open water storage tank 2;
the water diversion port of the open-close device 5 is connected with the open-close water inlet of the backwater automatic control valve 9 through a pipeline;
an overflow pipe 10 is arranged at the middle upper part of the open type water storage tank 2;
tap water is softened by a silicon-phosphorus crystal softening water tank 1 and then injected into an open water storage tank 2, water in the open water storage tank 2 is discharged from a water outlet of the open water storage tank 2 to a filter 3 for filtering, impurities are filtered out and then sent to a variable frequency circulating pump 4 for pressurization, the water enters an air source heat pump 6 through a starting and stopping device 5 for heating, and heated hot water is sent to a user pipe network through a water separator 7 for heating; the water cooled and heat exchanged through the user pipe network returns to the water collector 8 for collection and then returns to the open water storage tank 2 through the backwater automatic control valve 9;
when softened water passes through the opening and closing device 5, a small strand of water can be sent to the backwater automatic control valve 9 from the water diversion port, a piston shaft is arranged in the backwater automatic control valve 9, the upper end of the shaft is connected with a piston, the lower end of the shaft is connected with a conical valve, a pressure spring is arranged below the conical valve, the piston can move downwards under the pressure of the small strand of water hot water, the conical valve is opened, water in the water collector 8 can pass through the backwater automatic control valve 9, the purpose that water flows out of the open water storage tank 2 and the backwater automatic control valve 9 can be opened simultaneously is achieved; if there is outage or the serious condition of dehydration, the distributive opening of headstock gear 5 is anhydrous to be flowed out, and return water automatic control valve 9 is closed, and the water in water collector 8 and the front end user pipe network can not flow in open water storage tank 2, avoids flowing into the excessive overflow pipe 10 of water in open water storage tank 2 and too late overflow the excessive jar that leads to, guarantees that the trouble is finished the back and supplies heat fast.
Install check valve 13 between air source heat pump 6 and water knockout drum 7, if there is outage or the serious condition of dehydration, entire system loses the drive power that variable frequency circulating pump 4 provided, can prevent through setting up the solenoid valve that sewage among the user's pipe network from flowing backwards to air source heat pump 6, and the high temperature when avoiding air source heat pump 6 to restart.
A temperature controller 14 is arranged on a pipeline connecting the water collector 8 and the backwater automatic control valve 9, and the temperature controller 14 is electrically connected with the air source heat pump 6; the temperature controller 14 is provided with two critical temperatures which are 45 ℃ and 55 ℃, when the temperature of the heating water sent to the water return self-control valve 9 through the water collector 8 is higher than 55 ℃, the water return temperature is too high, a large amount of heat is wasted, and the temperature controller 14 controls the air source heat pump 6 to stop working; when the temperature of the heating water sent to the return water automatic control valve 9 through the water collector 8 is lower than 45 ℃, the temperature of the return water is too low, the temperature of the heating water in a user pipe network is too low, the heating effect is poor, the temperature controller 14 controls the air source heat pump 6 to start working to heat the heating water, the air source heat pump 6 is started and stopped automatically by depending on the temperature of the return water, the temperature of the heating water can be ensured, meanwhile, the waste of a heat source can be avoided, and energy conservation and emission reduction.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An air source heat pump heating system which characterized in that: comprises a silicon-phosphorus crystal softening water tank, an open water storage tank, a filter, a variable frequency circulating pump, an opening and closing device, an air source heat pump, a water separator, a water collector and a backwater automatic control valve;
the water inlet of the silicon-phosphorus crystal softening water tank is connected with a tap water source, and the water outlet of the silicon-phosphorus crystal softening water tank is connected with the water replenishing port of the open water storage tank through a pipeline;
the filter, the variable frequency circulating pump, the opening and closing device, the air source heat pump, the water separator, the user pipe network, the water collector and the backwater automatic control valve are connected between the water outlet of the open water storage tank and the backwater port of the open water storage tank through pipelines in sequence;
the water diversion port of the opening and closing device is connected with the opening and closing water inlet of the backwater automatic control valve through a pipeline;
an overflow pipe is arranged at the middle upper part of the open type water storage tank.
2. An air-source heat pump heating system according to claim 1, wherein: the water level switch is installed on the middle upper portion in the open water storage tank, a water replenishing electromagnetic valve is installed on a pipeline between a water outlet of the silicon-phosphorus crystal softening water tank and a water replenishing port of the open water storage tank, and the liquid level switch and the water replenishing electromagnetic valve are connected in series to form a closed loop.
3. An air-source heat pump heating system according to claim 1 or 2, wherein: and a one-way valve is arranged between the air source heat pump and the water separator.
4. An air-source heat pump heating system according to claim 1 or 2, wherein: and a temperature controller is arranged on a pipeline connecting the water collector with the backwater self-control valve, and the temperature controller is electrically connected with the air source heat pump.
5. An air-source heat pump heating system according to claim 3, wherein: and a temperature controller is arranged on a pipeline connecting the water collector with the backwater self-control valve, and the temperature controller is electrically connected with the air source heat pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020280817.XU CN211695122U (en) | 2020-03-09 | 2020-03-09 | Air source heat pump heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020280817.XU CN211695122U (en) | 2020-03-09 | 2020-03-09 | Air source heat pump heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211695122U true CN211695122U (en) | 2020-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020280817.XU Expired - Fee Related CN211695122U (en) | 2020-03-09 | 2020-03-09 | Air source heat pump heating system |
Country Status (1)
| Country | Link |
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| CN (1) | CN211695122U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113739463A (en) * | 2021-08-19 | 2021-12-03 | 珠海格力电器股份有限公司 | Control method and device for refrigerating unit and refrigerating equipment |
-
2020
- 2020-03-09 CN CN202020280817.XU patent/CN211695122U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113739463A (en) * | 2021-08-19 | 2021-12-03 | 珠海格力电器股份有限公司 | Control method and device for refrigerating unit and refrigerating equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201016 Termination date: 20210309 |
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| CF01 | Termination of patent right due to non-payment of annual fee |