CN202432601U - Heat supply energy-saving pressure reduction unit - Google Patents
Heat supply energy-saving pressure reduction unit Download PDFInfo
- Publication number
- CN202432601U CN202432601U CN2012200119746U CN201220011974U CN202432601U CN 202432601 U CN202432601 U CN 202432601U CN 2012200119746 U CN2012200119746 U CN 2012200119746U CN 201220011974 U CN201220011974 U CN 201220011974U CN 202432601 U CN202432601 U CN 202432601U
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Abstract
The utility model relates to a heat supply energy-saving pressure reduction unit, which comprises a unit control box, a water supplementing pump, a pressurizing pump, a water supply flow rate meter, a water supply pressure sensor, a water supply temperature sensor, a water return temperature sensor, a water return pressure sensor, a pressure differential stop valve, a water wheel pump and a shaft coupler sub pump. The heat supply energy-saving pressure reduction unit is characterized in that an inlet of the water supplementing pump is connected with a hot water supply pipe, an outlet of the water supplementing pump is connected with a first one-way valve, the first one-way valve is connected with the water supply flow rate meter, the water supply flow rate meter is connected with a high-rise building water supply pipe, and the water supply pressure sensor and the water supply temperature sensor are inserted into the high-rise building water supply pipe. The heat supply energy-saving pressure reduction unit has the advantages that the structure is simple, the use is convenient, the operation is safe, and the like.
Description
Technical field
The utility model relates to high-rise heating control field, particularly relates to being the high-rise pressure of return water of control and reclaiming high-rise backwater potential energy and practice thrift the pressure pump energy consumption, in time closes the heating energy decompression unit that high-rise water return pipeline prevents that the pipeline vent plug from taking place.
Background technology
Heating System of High Residential Buildings all adopts the hot water of high-lift big flow force (forcing) pump with the heat supply network supply at present; Directly serve the high building top layer through pressurization; After user's indoor heat exchanger is accomplished the heat supply service, after water return pipeline return boiler or heat exchanger additional heat, send to the high building top layer by the force (forcing) pump supercharging again.
Watering pipeline is turn-offed by check after the force (forcing) pump termination of pumping, and the backwater in the water return pipeline pushes back heating network under the gravity effect, will occur infiltrating the generation vent plug by air at the high building top layer.The special valve of reliable turn-off when therefore, the backwater lateral line must be installed termination of pumping.Special valve should be opened fully when force (forcing) pump starts.
High-rise water return pipeline can produce very big backwater pressure, and boiler or heat exchanger and heating network are damaged effect.Must decompression keep balance with system works pressure.
Current in the high-rise backwater lateral line have bigger potential energy, and the energy loopback that this is a part of can reach energy-conservation purpose for pressure pump.
The work lift (discharge pressure) of pressure pump and flow usually when design greater than user's request, intelligent power saving decompression unit is prerequisite with energy-conservation, regulates hot water flow automatically and realizes constant temperature energy-saving.And after satisfying the user's heat standard, unit gets into the power saving operation mode and reduces heating unit energy consumption.
The utility model content
The purpose of the utility model is for solving the defective that above-mentioned prior art exists, and a kind of heating energy decompression unit is provided, and realizes the function that safety relief is energy-saving and cost-reducing.
The technical scheme that adopts is:
The purpose heating energy decompression unit of the utility model; Comprise unit control cabinet, small pump, force (forcing) pump, water supply flow meter, pressure of supply water sensor, supply water temperature sensor, return water temperature sensor, pressure of return water sensor, differential section valve, turbine pump, shaft joint auxiliary pump; The inlet of described small pump connects the heat supply water pipe; The small pump outlet connects first check valve, and first check valve is connected with the water supply flow meter, and the water supply flow meter is connected with a high-floor feedwater pipe; Be inserted with pressure of supply water sensor and supply water temperature sensor in the high-floor feedwater pipe, the high-floor feedwater pipe is opened the valve interface through what water supply conduit connect differential section valve; The inlet of force (forcing) pump connects a heat supply water pipe, and force (forcing) pump connects second check valve, and second check valve is connected with the water supply flow meter; The inlet of auxiliary pump connects the heat supply water pipe, and the outlet of auxiliary pump connects the 3rd check valve, and the 3rd check valve connects the water supply flow meter; The inlet of differential section valve connects high-rise return pipe; Insert return water temperature sensor and pressure of return water sensor in the high-rise return pipe; High-rise return pipe connects the pass valve interface of differential section valve through the backwater conduit, the outlet water receiving wheel pump intake of differential section valve, and the water wheels delivery side of pump connects the backheat water pipe; The output shaft of turbine pump is connected with auxiliary pump through shaft joint; The unit control cabinet is connected to display control board and hand control switch; The unit control cabinet is connected with return water temperature sensor, pressure of return water sensor, circling water flow rate metering, water supply flow meter, pressure of supply water sensor, supply water temperature sensor through return water temperature interface, pressure of return water interface, water supply flow interface, pressure of supply water interface, supply water temperature interface.The unit control cabinet is connected with the drive controlling line of logical small pump and force (forcing) pump respectively through small pump interface, force (forcing) pump interface; The mixed water management interface of unit control cabinet connects mixed water valve; The outlet of differential section valve connects mixed water valve, and mixed water valve connects the inlet of the 4th check valve, and the outlet of the 4th check valve is connected with the inlet of force (forcing) pump through the heat supply water pipe.
The utlity model has following characteristics:
1, the unit control cabinet is monitored each item sensor detection signal automatically and is regulated unit work according to the running parameter of user's input, guarantees that unit is operated in optimum state, and the heating service of energy-saving safe is provided to the user;
2, differential section valve utilizes the pressure differential of high-floor feedwater pipe and high-rise return pipe to cut out automatically through the backwater conduit after force (forcing) pump is shut down automatically, makes high-rise backwater not flow back to the backheat water pipe through turbine pump.After the force (forcing) pump start, the high-floor feedwater pipe pressure increases, and opens differential section valve automatically through water supply conduit, makes water return pipeline recover unimpeded, effectively solves high-rise user and shuts down the air infiltration generation vent plug problem that is produced because of force (forcing) pump;
3, the reverse torsion restriction turbine pump rotating speed of turbine pump utilization and auxiliary pump mechanical connection generation converts the high hydraulic pressure in the high-rise water return pipeline into low layer equipment desired pressure values by force, avoids causing the low layer device damage;
4, turbine pump utilizes high-rise hydraulic pressure potential energy to drive the auxiliary pump rotation, and auxiliary pump pumps into the water supply flow meter with the hot water in the heat supply water lines through the 3rd check valve, has strengthened the hot water flow that the high-floor feedwater pipe provides to high-rise user.The unit control cabinet changes according to the data on flows of water supply flow meter, reduces the force (forcing) pump revolution, has also just reduced force (forcing) pump from the required electric weight of electrical network, reaches the energy-conservation order ground that high-rise hydraulic pressure potential energy is converted into mechanical energy and effectively utilizes;
5, heating energy decompression unit is according to the difference variation of water supply and return water temperature sensor feedback, and control mixes water valve and regulates the mixed water yield between water supply and the backwater automatically, and constant supply water temperature guarantees the heating standard.
The utlity model has advantages such as simple in structure, easy to use, security of operation, can solve described problem in the aforementioned background, reach the order ground of heating energy safe operation.
Description of drawings
Fig. 1 is the set structural representation sketch of the utility model.
The specific embodimentThis
Heating energy decompression unit; Comprise unit control cabinet 1, small pump 2, force (forcing) pump 4, water supply flow meter 6, pressure of supply water sensor 7, supply water temperature sensor 8, return water temperature sensor 9, pressure of return water sensor 10, differential section valve 13, turbine pump 14, shaft joint 15, auxiliary pump 16; Wherein, The inlet of small pump 2 connects heat supply water pipe 18; Small pump 2 outlets connect first check valve, 3, the first check valves 3 and are connected with water supply flow meter 6, and water supply flow meter 6 is connected with a high-floor feedwater pipe 24; Be inserted with pressure of supply water sensor 7 and supply water temperature sensor 8 in the high-floor feedwater pipe 24, high-floor feedwater pipe 24 is opened the valve interface through what water supply conduit 12 connect differential section valve 13; The inlet of force (forcing) pump 4 connects a heat supply water pipe 18, and force (forcing) pump 4 connects second check valve, 5, the second check valves 5 and connects water supply flow meter 6; The inlet of auxiliary pump 16 connects heat supply water pipe 18, and the outlet of auxiliary pump 16 connects the 3rd check valve 17, the three check valves 17 and connects water supply flow meter 6; The inlet of differential section valve 13 connects high-rise return pipe 25; Insert return water temperature sensor 9 and pressure of return water sensor 10 in the high-rise return pipe 25; High-rise return pipe 25 connects the pass valve interface of differential section valve 13 through backwater conduit 11; Outlet water receiving wheel pump 14 inlets of differential section valve 13, the outlet of turbine pump 14 connects backheat water pipe 19.The output shaft of turbine pump 14 is connected with auxiliary pump 16 through shaft joint 15.
The unit control cabinet is connected to display control board 20 and 21 hand control switches 21.The unit control cabinet is connected with return water temperature sensor 9, pressure of return water sensor 10, circling water flow rate metering 22, water supply flow meter 6, pressure of supply water sensor 7, supply water temperature sensor 8 through return water temperature interface 26, pressure of return water interface 27, water supply flow interface 30, pressure of supply water interface 31, supply water temperature interface 32.The unit control cabinet is connected with the drive controlling line of logical small pump 2 and force (forcing) pump 4 respectively through small pump interface 28, force (forcing) pump interface 29.
The mixed water management interface 23 of unit control cabinet connects and mixes water valve 33.The outlet of differential section valve 13 connects and mixes water valve 33; Mix the inlet that water valve 33 connects the 4th check valve 34; The 4th unit group control cabinet 1 automatic gauge course of work institute power consumption; By the data of user in display control board 20 inputs; The return water temperature data that provide according to return water temperature sensor 9, the pressure of supply water data that pressure of supply water sensor 7 provides, the water supply flow data that water supply flow meter 6 provides are controlled the switching of force (forcing) pump 4 automatically, further reduce the power consumption of heating energy decompression unit, improve the electric energy of heating energy decompression unit.
When heating energy decompression unit stops to high-rise heat supply; Differential section valve 13 is after force (forcing) pump 4 is shut down; Automatically utilize the high-floor feedwater pipe 24 and the pressure differential of high-rise return pipe 25 to close automatically through backwater conduit 11; Make high-rise backwater not flow back to backheat water pipe 19, effectively solve high-rise user and shut down the air infiltration generation vent plug problem that is produced because of force (forcing) pump through turbine pump 14;
When the user selects to mix the water running method; Unit control cabinet 1 can be by customer requirements, according to the supply water temperature data of supply water temperature sensor, and the return water temperature data of return water temperature sensor; Automatically control mixes water valve and regulates the mixed discharge between feed pipe and the return pipe; Control heat supply standard reduces supply water temperature, avoids the underground heat overtemperature leakage accident that wears out.
Claims (1)
1. heating energy decompression unit; Comprise unit control cabinet, small pump, force (forcing) pump, water supply flow meter, pressure of supply water sensor, supply water temperature sensor, return water temperature sensor, pressure of return water sensor, differential section valve, turbine pump, shaft joint auxiliary pump; It is characterized in that: the inlet of described small pump connects the heat supply water pipe; The small pump outlet connects first check valve, and first check valve is connected with the water supply flow meter, and the water supply flow meter is connected with a high-floor feedwater pipe; Be inserted with pressure of supply water sensor and supply water temperature sensor in the high-floor feedwater pipe, the high-floor feedwater pipe is opened the valve interface through what water supply conduit connect differential section valve; The inlet of force (forcing) pump connects a heat supply water pipe, and force (forcing) pump connects second check valve, and second check valve is connected with the water supply flow meter; The inlet of auxiliary pump connects the heat supply water pipe, and the outlet of auxiliary pump connects the 3rd check valve, and the 3rd check valve connects the water supply flow meter; The inlet of differential section valve connects high-rise return pipe; Insert return water temperature sensor and pressure of return water sensor in the high-rise return pipe; High-rise return pipe connects the pass valve interface of differential section valve through the backwater conduit, the outlet water receiving wheel pump intake of differential section valve, and the water wheels delivery side of pump connects the backheat water pipe; The output shaft of turbine pump is connected with auxiliary pump through shaft joint; The unit control cabinet is connected to display control board and hand control switch; The unit control cabinet is connected with return water temperature sensor, pressure of return water sensor, circling water flow rate metering, water supply flow meter, pressure of supply water sensor, supply water temperature sensor through return water temperature interface, pressure of return water interface, water supply flow interface, pressure of supply water interface, supply water temperature interface, and the unit control cabinet is connected with the drive controlling line of logical small pump and force (forcing) pump respectively through small pump interface, force (forcing) pump interface; The mixed water management interface of unit control cabinet connects mixed water valve; The outlet of differential section valve connects mixed water valve, and mixed water valve connects the inlet of the 4th check valve, and the outlet of the 4th check valve is connected with the inlet of force (forcing) pump through the heat supply water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200119746U CN202432601U (en) | 2012-01-12 | 2012-01-12 | Heat supply energy-saving pressure reduction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200119746U CN202432601U (en) | 2012-01-12 | 2012-01-12 | Heat supply energy-saving pressure reduction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202432601U true CN202432601U (en) | 2012-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200119746U Expired - Fee Related CN202432601U (en) | 2012-01-12 | 2012-01-12 | Heat supply energy-saving pressure reduction unit |
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| Country | Link |
|---|---|
| CN (1) | CN202432601U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206741A (en) * | 2012-01-12 | 2013-07-17 | 王白桦 | Heat-supply energy-saving decompression unit |
-
2012
- 2012-01-12 CN CN2012200119746U patent/CN202432601U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206741A (en) * | 2012-01-12 | 2013-07-17 | 王白桦 | Heat-supply energy-saving decompression unit |
| CN103206741B (en) * | 2012-01-12 | 2015-09-30 | 唐彦丰 | Heating energy decompression unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20130112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |