CN203716221U - Network pressure-superposition cold and hot water domestic water supply system - Google Patents

Network pressure-superposition cold and hot water domestic water supply system Download PDF

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Publication number
CN203716221U
CN203716221U CN201320847377.1U CN201320847377U CN203716221U CN 203716221 U CN203716221 U CN 203716221U CN 201320847377 U CN201320847377 U CN 201320847377U CN 203716221 U CN203716221 U CN 203716221U
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CN
China
Prior art keywords
water
pipe
hot
hot water
cold
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Expired - Fee Related
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CN201320847377.1U
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Chinese (zh)
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不公告发明人
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Qingdao Tongchuang Energy Saving Environmental Protection Engineering Co Ltd
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Qingdao Tongchuang Energy Saving Environmental Protection Engineering Co Ltd
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Priority to CN201320847377.1U priority Critical patent/CN203716221U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use

Abstract

The utility model discloses a network pressure-superposition cold and hot water domestic water supply system. The system is mainly composed of a backflow preventer, a current stabilizing tank, a negative pressure eliminator, a water supply pump, a hot water circulating pump, a displacement heat exchanger, a temperature control valve, a safety valve, a hot water supply pipe, a cold water supply pipe, a hot water return pipe and a control cabinet, wherein the water inlet of the current stabilizing tank is directly serially connected with a tap water inlet pipe, the negative pressure eliminator and a teletransmission pressure gauge are arranged on the current stabilizing tank, and water supply pumps are connected with the water outlet of the current stabilizing tank; two to four water supply pumps are arranged and are connected in parallel, the outfall sewers of the water pumps are divided into two ways for water supply, one way is the cold water supply pipe connected with a user, and the other way is a water replenishing pipe connected with the displacement heat exchanger. The network pressure-superposition cold and hot water domestic water supply system provided by the utility model has the beneficial effects of being capable of making the best of the primary pressure on the tap water inlet pipe, and realizing the functions of heating, hot water circulation and the like; when the system is applied to an indoor secondary water supply system for simultaneously supplying the cold water and the hot water, the advantages of being small in floor area, high in automation control degree, energy saving, water saving, cost saving and the like are realized.

Description

Pipe network pressure-superposed hot and cold water domestic water system
Technical field
The utility model relates to one way of life water supply system, specifically a kind of pipe network pressure-superposed hot and cold water domestic water system.
Background technology
Along with socioeconomic development, highrise building is more and more many, the indoor domestic water system of highrise building, comprise chilled water system and hot water system, must second pressure water supply to solve the demand of tube net outside pressure of supply water deficiency, and the indoor cold water of prior art and the domestic water system great majority of hot water are all to adopt separately independently system, adopt different pump groups to supply water respectively, be easy to like this occur cold, the pressure of hot water is controlled not uneven and cold, hot water mixes the phenomenons such as sometimes hot and sometimes cold, impact is normal to be used, in addition, secondary water-supply great majority still adopt traditional lower water box pressurization to supply water at present, exist and take up an area greatly, energy consumption is high, the defects such as installation and maintenance trouble.
Utility model content
The purpose of this utility model be to provide a kind of energy-conservation, economize on water, take up an area little, the stable pipe network pressure-superposed hot and cold water domestic water system that supplies water, the indoor life cold water that not only can meet highrise building requires, but also can guarantee the regular supply of its indoor hot water.
The utility model solves the technical scheme that its technical problem adopts: pipe network pressure-superposed hot and cold water domestic water system is mainly by backflow preventer, steady-flow tank, negative pressure canceller, supply-water pump, hot water circulator, volumetric heat exchanger, temperature-sensing valve, safety valve, hot water feeding pipe, cold water feed pipe, hot water return pipe and switch board form, and the water inlet of steady-flow tank is directly connected in series with tap water water inlet pipe, and along water (flow) direction, is provided with in turn strainer on tap water water inlet pipe, backflow preventer, negative pressure canceller is installed on steady-flow tank, and on steady-flow tank, be provided with distance-transmission pressure gauge, the delivery port of steady-flow tank connects supply-water pump by pipeline, supply-water pump arranges 2~4 parallel connections, and on the outfall sewer of supply-water pump, be provided with distance-transmission pressure gauge and pressure controller, discharge pressure for supply-water pump is controlled, from the outfall sewer of supply-water pump, separate two-way water supply, one tunnel is that cold water feed pipe meets user, and for water chiller tool water, another road is that filling pipe connects volumetric heat exchanger, and on filling pipe, be equiped with flap valve, prevent aqueous reflux.
Described volumetric heat exchanger is for indirectly pressurizeing and deposit domestic hot-water, the thermal medium adopting can be steam or high temperature water, thermal medium enters volumetric heat exchanger from heating agent water inlet pipe, by heating agent outlet pipe, flowed out again, on heating agent water inlet pipe, along thermal medium, flow to strainer and temperature-sensing valve are housed in turn, when thermal medium is steam, also must on heating agent outlet pipe, be equiped with drain valve.For ease of hot water temperature, control with energy-conservation, on volumetric heat exchanger, be equiped with immersion temperature control sensor, be used for controlling leaving water temperature not higher than set temperature value, when leaving water temperature being detected higher than set temperature value by this immersion temperature control sensor, by switch board, regulate adaptively the aperture of temperature-sensing valve until close temperature-sensing valve, reach energy-saving effect.For safety, at the top of volumetric heat exchanger, be also equiped with safety valve.Bottom at volumetric heat exchanger is provided with water inlet, top is provided with delivery port, and water inlet is connected with the filling pipe of described supply-water pump water outlet, and delivery port is connected with hot water feeding pipe, and hot water feeding pipe meets user, supplying hot water utensil water.For ease of automatic vent, at hot water feeding pipe's peak, be equiped with automatic air valve.The water heater that domestic hot-water is delivered to user by hot water feeding pipe after volumetric heat exchanger heating is used, do not make the hot water of using up by hot water return pipe after hot water circulator pressurization, be back on the filling pipe of volumetric heat exchanger water inlet.
Described hot water circulator arranges 1~2, and installs strainer on the hot water return pipe before hot water circulator, after the outlet pipe after hot water circulator is connected to the flap valve of filling pipe of described volumetric heat exchanger.For guarantee water heater with coolant-temperature gage, on the hot water return pipe before hot water circulator, be equiped with temperature detection table, for detection of return water temperature, to control hot water circuit pump operation or to stop, reaching water saving, energy-conservation and with the comfortable texts of coolant-temperature gage.
Described switch board is for controlling negative pressure canceller action, supply-water pump automatic water-supply, hot water circulator automatic start-stop, temperature-sensing valve aperture and to functions such as the setting of temperature, pressure, demonstration, storages.The distance-transmission pressure gauge of the distance-transmission pressure gauge of steady-flow tank, negative pressure canceller, supply-water pump, supply-water pump outfall sewer and pressure controller, hot water circulator, temperature-sensing valve, immersion temperature control sensor, hot water feeding pipe's distance-transmission pressure gauge and the temperature detection table of hot water return pipe are connected to switch board by cable, and in switch board, are reserved with remote monitoring interface.
Profitable fruit of the present utility model is, compared with prior art, the utility model can make full use of the original pressure on tap water water inlet pipe, and there is heating and the function such as hot water circuit, be applied to indoor secondary water system simultaneously when feeding cold water and hot water, have energy-conservation, economize on water, take up an area little, reduced investment and automatic controlling level advantages of higher.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model.
In figure, 1, tap water water inlet pipe, 2, strainer, 3, backflow preventer, 4, steady-flow tank, 5, distance-transmission pressure gauge, 6, negative pressure canceller, 7, supply-water pump, 8, distance-transmission pressure gauge, 9, pressure controller, 10, flap valve, 11, filling pipe, 12, hot water circulator, 13, volumetric heat exchanger, 14, heating agent outlet pipe, 15, heating agent water inlet pipe, 16, strainer, 17, temperature-sensing valve, 18, immersion temperature control sensor, 19, safety valve, 20, relief tube, 21, distance-transmission pressure gauge, 22, hot water feeding pipe, 23, strainer, 24, temperature detection table, 25, cold water feed pipe, 26, switch board, 27, remote monitoring interface, 28, cable, 29, hot water return pipe, 30, automatic air valve, 31, water heater, 32, cold water utensil.
The specific embodiment
With regard to 1 pair of pipe network pressure-superposed hot and cold water domestic water system of the present utility model of accompanying drawing, be described in detail below below.
As shown in Figure 1, pipe network pressure-superposed hot and cold water domestic water system of the present utility model is mainly by backflow preventer 3, steady-flow tank 4, negative pressure canceller 6, supply-water pump 7, hot water circulator 12, volumetric heat exchanger 13, temperature-sensing valve 17, safety valve 19, hot water feeding pipe 22, cold water feed pipe 25, hot water return pipe 29 and switch board 26 form, and the water inlet of steady-flow tank 4 is directly connected in series with tap water water inlet pipe 1, and along water (flow) direction, is provided with in turn strainer 2 on tap water water inlet pipe 1, backflow preventer 3, negative pressure canceller 6 is installed on steady-flow tank 4, and on steady-flow tank 4, be provided with distance-transmission pressure gauge 5, the delivery port of steady-flow tank 4 connects supply-water pump 7 by pipeline, supply-water pump 7 arranges 2~4 parallel connections, and on the outfall sewer of supply-water pump 7, be provided with distance-transmission pressure gauge 8 and pressure controller 9, discharge pressure for supply-water pump 7 is controlled, from the outfall sewer of supply-water pump 7, separate two-way water supply, one tunnel is that cold water feed pipe 25 meets user, and for water chiller tool 32 waters, another road is that filling pipe 11 connects volumetric heat exchanger 13, and on filling pipe 11, be equiped with flap valve 10, prevent aqueous reflux.
Described volumetric heat exchanger 13 is for indirectly pressurizeing and deposit domestic hot-water, the thermal medium adopting can be steam or high temperature water, thermal medium enters volumetric heat exchanger 13 from heating agent water inlet pipe 15, by heating agent outlet pipe 14, flowed out again, on heating agent water inlet pipe 15, along thermal medium, flow to strainer 16 and temperature-sensing valve 17 are housed in turn, when thermal medium is steam, also must on heating agent outlet pipe 14, be equiped with drain valve.For ease of hot water temperature, control with energy-conservation, on volumetric heat exchanger 13, be equiped with immersion temperature control sensor 18, be used for controlling leaving water temperature not higher than set temperature value, when leaving water temperature being detected higher than set temperature value by this immersion temperature control sensor 18, by switch board 26, regulate adaptively the aperture of temperature-sensing valve 17 until close temperature-sensing valve 17, reach energy-saving effect.For safety, at the top of volumetric heat exchanger 13, be also equiped with safety valve 19.Bottom at volumetric heat exchanger 13 is provided with water inlet, top is provided with delivery port, and water inlet is connected with the filling pipe 11 of described supply-water pump 7 water outlets, and delivery port is connected with hot water feeding pipe 22, and hot water feeding pipe 22 meets user, supplying hot water utensil 31 waters.For ease of automatic vent, at hot water feeding pipe 22 peak, be equiped with automatic air valve 30.Domestic hot-water is delivered to user's water heater 31 uses after volumetric heat exchanger 13 heating by hot water feeding pipe 22, do not make the hot water of using up pass through hot water return pipe 29 after hot water circulator 12 pressurizations, be back on the filling pipe 11 of volumetric heat exchanger 13 water inlets.
Described hot water circulator 12 arranges 1~2, and on the hot water return pipe before hot water circulator 12 29, installs strainer 23, after the outlet pipe after hot water circulator 12 is connected to the flap valve 10 of filling pipe 11 of described volumetric heat exchanger 13.For guaranteeing the coolant-temperature gage of using of water heater 31, on hot water return pipe 29 before hot water circulator 12, be equiped with temperature detection table 24, for detection of return water temperature, to control hot water circulator 12 operations or to stop, reaching water saving, energy-conservation and with the comfortable texts of coolant-temperature gage.
Described switch board 26 is for controlling negative pressure canceller 6 actions, supply-water pump 7 automatic water-supplies, hot water circulator 12 automatic start-stops, temperature-sensing valve 17 apertures and to functions such as the setting of temperature, pressure, demonstration, storages.The distance-transmission pressure gauge 8 of the distance-transmission pressure gauge 5 of steady-flow tank 4, negative pressure canceller 6, supply-water pump 7, supply-water pump 7 outfall sewers is connected to switch board 26 with pressure controller 9, hot water circulator 12, temperature-sensing valve 17, immersion temperature control sensor 18, hot water feeding pipe 22 distance-transmission pressure gauge 21 and the temperature detection table 24 of hot water return pipe 29 by cable 28, and is reserved with remote monitoring interface 27 in switch board 26.

Claims (5)

1. a pipe network pressure-superposed hot and cold water domestic water system is mainly by backflow preventer, steady-flow tank, negative pressure canceller, supply-water pump, hot water circulator, volumetric heat exchanger, temperature-sensing valve, safety valve, hot water feeding pipe, cold water feed pipe, hot water return pipe and switch board form, it is characterized in that, the water inlet of steady-flow tank is directly connected in series with tap water water inlet pipe, and along water (flow) direction, be provided with in turn strainer on tap water water inlet pipe, backflow preventer, negative pressure canceller is installed on steady-flow tank, and on steady-flow tank, be provided with distance-transmission pressure gauge, the delivery port of steady-flow tank connects supply-water pump by pipeline, supply-water pump arranges 2~4 parallel connections, and on the outfall sewer of supply-water pump, be provided with distance-transmission pressure gauge and pressure controller, from the outfall sewer of supply-water pump, separate two-way water supply, one tunnel is that cold water feed pipe meets user, another road is that filling pipe connects volumetric heat exchanger.
2. pipe network pressure-superposed hot and cold water domestic water system according to claim 1, it is characterized in that, on volumetric heat exchanger, be equiped with immersion temperature control sensor, on the heating agent water inlet pipe of volumetric heat exchanger, along thermal medium, flow to strainer and temperature-sensing valve are housed in turn, at the top of volumetric heat exchanger, be also equiped with safety valve.
3. pipe network pressure-superposed hot and cold water domestic water system according to claim 2, it is characterized in that, bottom at volumetric heat exchanger is provided with water inlet, top is provided with delivery port, and water inlet is connected with the filling pipe of described supply-water pump water outlet, and delivery port is connected with hot water feeding pipe.
4. pipe network pressure-superposed hot and cold water domestic water system according to claim 2, is characterized in that, described hot water circulator arranges 1~2, is equiped with temperature detection table on the hot water return pipe before hot water circulator.
5. pipe network pressure-superposed hot and cold water domestic water system according to claim 1, is characterized in that, is reserved with remote monitoring interface in switch board.
CN201320847377.1U 2013-12-21 2013-12-21 Network pressure-superposition cold and hot water domestic water supply system Expired - Fee Related CN203716221U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320847377.1U CN203716221U (en) 2013-12-21 2013-12-21 Network pressure-superposition cold and hot water domestic water supply system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320847377.1U CN203716221U (en) 2013-12-21 2013-12-21 Network pressure-superposition cold and hot water domestic water supply system

Publications (1)

Publication Number Publication Date
CN203716221U true CN203716221U (en) 2014-07-16

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104674894A (en) * 2014-11-28 2015-06-03 武汉邦信汇通科技股份有限公司 Partition water supply system and method
CN105908800A (en) * 2016-04-15 2016-08-31 青岛理工大学 Intelligent water feeding system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104674894A (en) * 2014-11-28 2015-06-03 武汉邦信汇通科技股份有限公司 Partition water supply system and method
CN105908800A (en) * 2016-04-15 2016-08-31 青岛理工大学 Intelligent water feeding system

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140716

Termination date: 20141221

EXPY Termination of patent right or utility model