CN210485846U - Efficient intelligent system for direct-supply heating of hot water tank - Google Patents
Efficient intelligent system for direct-supply heating of hot water tank Download PDFInfo
- Publication number
- CN210485846U CN210485846U CN201921068519.8U CN201921068519U CN210485846U CN 210485846 U CN210485846 U CN 210485846U CN 201921068519 U CN201921068519 U CN 201921068519U CN 210485846 U CN210485846 U CN 210485846U
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- water tank
- valve
- hot water
- heat
- temperature sensor
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Abstract
The utility model relates to a heat supply technical field, specific hot-water tank directly supplies high-efficient intelligent system of heating that says so. The system comprises a heat-preservation hot water tank, wherein the heat-preservation hot water tank is sequentially connected with an electric three-way valve, a circulating water pump, a check valve, a shut-off valve A, a temperature sensor, a water supply vertical pipe and an inlet end of user heating equipment through a butterfly valve, and an outlet end of the user heating equipment is sequentially connected with a water return vertical pipe, a shut-off valve B, an electromagnetic shut-off valve and a water return port of the heat-preservation hot water tank; the bottom end of the heat-preservation hot water tank is connected with an electromagnetic drain valve, a liquid level switch and a temperature sensor A are arranged inside the heat-preservation hot water tank, and the liquid level switch, the temperature sensor A, the electromagnetic drain valve, an electric three-way valve, a circulating water pump, an electromagnetic shutoff valve and a temperature sensor B are all in signal connection with a PLC control end. The structure is simple, the maintenance is convenient, a multi-time net circulating water pump is cancelled, the heat exchanger is cancelled, a hot water direct supply mode is adopted, the utilization rate of hot water is greatly improved, and the heat loss of the heat exchanger is reduced.
Description
Technical Field
The utility model relates to a heat supply technical field, specific hot-water tank directly supplies high-efficient intelligent system of heating that says so.
Background
The existing heating system has a complex structure and is inconvenient to maintain, a water circulating pump and a heat exchanger are required to be connected with a network for multiple times, the utilization rate of hot water is greatly reduced, and a plurality of intermediate links cause a large amount of heat sources to be lost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a high-efficiency intelligent heating system directly supplying hot water tank.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-efficiency intelligent system for direct-supply heating of a hot water tank comprises a heat-preservation hot water tank, wherein the heat-preservation hot water tank is sequentially connected with an electric three-way valve, a circulating water pump, a check valve, a shutoff valve A, a temperature sensor, a water supply vertical pipe and an inlet end of user heating equipment through a butterfly valve, and an outlet end of the user heating equipment is sequentially connected with a water return vertical pipe, a shutoff valve B, an electromagnetic shutoff valve and a water return port of the heat-preservation hot water tank; the bottom end of the heat-preservation hot water tank is connected with an electromagnetic drain valve, a liquid level switch and a temperature sensor A are arranged inside the heat-preservation hot water tank, and the liquid level switch, the temperature sensor A, the electromagnetic drain valve, an electric three-way valve, a circulating water pump, an electromagnetic shutoff valve and a temperature sensor B are all in signal connection with a PLC control end.
The user heating equipment is a radiator or an electric heating plate.
And one side of the user heating equipment is connected with the high-level water tank.
The utility model has the advantages that: the structure is simple, the maintenance is convenient, a multi-time net circulating water pump and a heat exchanger are eliminated, and a hot water direct supply mode is adopted, so that the utilization rate of hot water is greatly improved, and the heat loss of the heat exchanger is reduced;
high-efficient intelligent automatic control system, water supply temperature control is more accurate, has realized really supplying promptly and heats, does not need artificial control, sets for the parameter can automatic operation.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1. a temperature sensor A; 2. an electric three-way valve; 3. a PLC; 4. a water circulating pump; 5. a check valve; 6. a water supply stand pipe; 7. a heating device; 8. a high-level water tank; 9. a water return vertical pipe; 10. a temperature sensor B; 11. closing the valve A; 12. closing the valve B; 13. an electromagnetic shutoff valve; 14. a butterfly valve; 15. an electromagnetic drain valve; 16. a heat-preservation hot water tank; 17. a liquid level switch.
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.
Referring to the attached drawings, the efficient intelligent system for direct-supply heating of the hot water tank comprises a heat-preservation hot water tank 16, wherein the heat-preservation hot water tank 16 is sequentially connected with an electric three-way valve 2, a circulating water pump 4, a check valve 5, a shut-off valve A11, a temperature sensor B10, a water supply vertical pipe 6 and the inlet end of user heating equipment 7 through a butterfly valve 14, and the outlet end of the user heating equipment 7 is sequentially connected with a water return vertical pipe 9, a shut-off valve B12, an electromagnetic shut-off valve 13 and a water return port of the heat-preservation hot water tank; the bottom end of the heat preservation hot water tank 16 is connected with an electromagnetic drain valve 15, the PLC feeds back the water through a water tank temperature sensor A, when the temperature of the water tank is lower than the set value and has no utilization value, the electromagnetic drain valve 15 is opened to drain the cold water in the water tank, the heat-preservation hot water tank 16 is internally provided with a liquid level switch and a temperature sensor A, wherein the liquid level switch 17, the temperature sensor A1, the electromagnetic drain valve 15, the electric three-way valve 2, the circulating water pump 4, the electromagnetic shut-off valve 13 and the temperature sensor B10 are all in signal connection with the control end of the PLC, the PLC feeds back the water through the water supply temperature sensor B10, the electric three-way valve 2 is adjusted and controlled to reach the set proper water supply temperature PLC3 through the feedback of the water tank liquid level switch 17, when the liquid level of the water tank is lower than a set value, namely in a water shortage state, the circulating water pump 4 is stopped, and the electromagnetic shut-off valve 13 is controlled to shut off the backwater to prevent high-level water from flowing into the water tank. Wherein, the user heating equipment 7 is a radiator or an electric heating plate. Wherein one side of the user heating equipment 7 is connected with a high-level water tank 8 for expansion absorption or water supplement.
The working process is as follows: the hot water or the heat storage water is purchased and stored in the heat preservation hot water tank 16, the PLC adjusts and controls the electric three-way valve 2 through the feedback of the water supply temperature sensor B10 to enable the electric three-way valve to reach the set proper water supply temperature, then the hot water is directly supplied to the users needing heating through the circulating water pump 4 and then flows back to the heat preservation hot water tank 16 through the water return vertical pipe 9 after being supplied to the users needing heating. The PLC stops the circulating water pump 4 in a water shortage state when the liquid level of the water tank is lower than a set value through the feedback of the water tank liquid level switch 17, and simultaneously controls the electromagnetic shut-off valve 13 to shut off the backwater to prevent high-level water from flowing into the water tank; when the PLC receives the feedback of the tank temperature sensor a1, and when the tank temperature is lower than the set value, there is no use value, the solenoid water discharge valve 15 is opened to discharge the cold water in the tank.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (3)
1. A high-efficiency intelligent system for direct-supply heating of a hot water tank comprises a heat-preservation hot water tank (16), and is characterized in that the heat-preservation hot water tank (16) is sequentially connected with an electric three-way valve (2), a circulating water pump (4), a check valve (5), a shut-off valve A (11), a temperature sensor B (10), a water supply vertical pipe (6) and the inlet end of user heating equipment (7) through a butterfly valve (14), and the outlet end of the user heating equipment (7) is sequentially connected with a water return vertical pipe (9), a shut-off valve B (12), an electromagnetic shut-off valve (13) and a water return port of the heat-preservation hot water tank (16); the bottom end of the heat-preservation hot water tank (16) is connected with an electromagnetic drain valve (15), a liquid level switch and a temperature sensor A are arranged inside the heat-preservation hot water tank (16), and the liquid level switch (17), the temperature sensor A (1), the electromagnetic drain valve (15), the electric three-way valve (2), the circulating water pump (4), the electromagnetic shut-off valve (13) and the temperature sensor B (10) are all in signal connection with the control end of the PLC (3).
2. The efficient intelligent hot-water tank direct-supply heating system according to claim 1, wherein the user heating equipment (7) is a radiator or an electric heating plate.
3. The efficient intelligent hot water tank direct-supply heating system according to claim 1, wherein one side of the user heating equipment (7) is connected with the high-level water tank (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921068519.8U CN210485846U (en) | 2019-07-09 | 2019-07-09 | Efficient intelligent system for direct-supply heating of hot water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921068519.8U CN210485846U (en) | 2019-07-09 | 2019-07-09 | Efficient intelligent system for direct-supply heating of hot water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210485846U true CN210485846U (en) | 2020-05-08 |
Family
ID=70530256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921068519.8U Expired - Fee Related CN210485846U (en) | 2019-07-09 | 2019-07-09 | Efficient intelligent system for direct-supply heating of hot water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210485846U (en) |
-
2019
- 2019-07-09 CN CN201921068519.8U patent/CN210485846U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200508 Termination date: 20210709 |
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| CF01 | Termination of patent right due to non-payment of annual fee |