CN201695451U - Water supplying device with independently controlled temperature, flow quantity and pressure - Google Patents
Water supplying device with independently controlled temperature, flow quantity and pressure Download PDFInfo
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- CN201695451U CN201695451U CN201020238292XU CN201020238292U CN201695451U CN 201695451 U CN201695451 U CN 201695451U CN 201020238292X U CN201020238292X U CN 201020238292XU CN 201020238292 U CN201020238292 U CN 201020238292U CN 201695451 U CN201695451 U CN 201695451U
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Abstract
The utility model relates to a water supplying device with independently controlled temperature, flow quantity and pressure, in particular to a water supplying system with controllable temperature, flow quantity and pressure. The controls over the temperature, the flow quantity and the pressure of the water supplying system have no influences on one another, and can be independently performed. The water supplying device is characterized in that an overflow port (3) and a release valve (4) are arranged at the upper part of a water can (5), a heater (6) and a water outlet (8) are arranged in the middle of the water can (5), and a water inlet (16) is arranged at the lower part of the water can (5); the water outlet (8) is connected with the inlet of a flow dividing valve (11) through a reducing valve (9) and a flow meter (10); the outlet of the flow dividing valve (11) is divided into two paths; the first path is connected with the water inlet of a water tank (20) through a first switch (12) and a first water utilization end (14); the second path is connected with the water inlet of the water tank (20) through a second switch (13) and a second water utilization end (15); the water outlet of the water tank (20) is divided into two paths; the first patch is connected with the water inlet (16) at the lower part of the water can (5) through a multistage booster water pump (18); and the second path is connected with the overflow port (3) at the upper part of the water can (5).
Description
Technical field
The utility model relates to a kind of temperature, flow, pressure can independently control water system, belongs to the mechanical designing technique field.
Background technology
Water system such as industrial water use, living water use generally has certain requirement to temperature, flow and the pressure etc. of water.For example: the high efficiency continuous casting cooling water system will guarantee internal soundness and the external mass and the profile defective of strand, and can casting machine realize high pulling rate, must guarantee the perfect of water system, guarantees hydraulic pressure, discharge, water quality within the limits prescribed; Adopt uneven and adopt and mend unbalanced contradiction for overcoming in the mining of groundwater, deep-well pumping water-supply system require to adopt discharge with water unit different with round the clock, season water different and different; Stipulate according to China water supply and drainage design specifications GBJ15-88/4.1.6 bar: as former water quality need water treatment but without water treatment, then the highest water temperature of water heater and water heater outlet is 60 ℃, thereby hot water supply system need guarantee water pressure invariableness, leaving water temperature must not be higher than 60 ℃, to satisfy the shower needs.……
At present, water system has multiple for the normal control method that adopts of requirement that satisfies temperature, flow or the pressure of water.
Water system often adopts combustion gas, solar energy or electric heater etc. that the water in hot water storage tank or the voltage stabilizing water pot is heated to the control of coolant-temperature gage, water pump is squeezed into threeway with the hot water in hot water storage tank or the voltage stabilizing water pot and is mixed the cold water mix of squeezing into the mixed water valve of threeway in water valve and the cold water pipes, according to the ratio of mixed water temperature of temperature sensor measurement and preset temperature contrast adjusting hot and cold water, reach the purpose of control supply water temperature.
Water system is to the control of hydraulic pressure or flow, and traditional employing valve regulated realizes that control mode commonly used at present has: adopt frequency converter to regulate the automatic control that pump rotary speed is realized pressure or flow; Adopt a kind of electric water pump of automatic control, in pump chamber, be provided with pressure sensor, pressure controller is set in pipeline, when hydraulic pressure is lower than setting value, pressure controller is connected the power supply of pump motor, pump working, when hydraulic pressure reaches the setting value upper limit, pressure controller cuts off the power supply of pump motor.Be provided with flow sensing in the runner, in intake tunnel, flow control valve is subjected to the effect of the inside and outside differential water pressures size in chamber, the water inlet aperture of control valve bore, more than two part actings in conjunction, play the effect of regulating hydraulic pressure, flow; Adopt and a kind ofly control just volumetric pump group with microcomputer, in the variation of pipeline hydraulic pressure, in the water pressure fluctuations scope that allows, transformation power is to the method for system water supply.It can be according to the variation of hydraulic pressure in the pipeline, and in the unequal one group of water pump of capacity, select to adapt with water supply volume one or several water pumps are to system water supply; Adopt a constant speed tangent pump in parallel,, constitute a kind of automatically pressure-regulating industrial-frequensy water supply system simple in structure by simple control program with a constant speed centrifugal pump.It utilizes pump self characteristics and combination collocation, directly realizes constant pressure water supply.
More than be that water system is the normal method that adopts of requirement that satisfies temperature, flow and the pressure of water.The partial monopoly document of China discloses certain methods, can realize the control to water system temperature, flow or pressure:
Chinese patent literature CN101294575A discloses a kind of intelligent temperature-controlling water supply system of water pump, comprising: water pump, hot water cylinder, power control circuit, central control unit and temperature pick up; Central control unit passes through the unlatching or the shutdown of power control circuit control of pump according to the difference of measurement temperature that is recorded by temperature pick up and preset temperature; make the hot water in the hot water cylinder deliver to return pipe; make the water of the port of export of water return pipe send hot water cylinder back to simultaneously; thereby realize the water circulation in the water return pipe; the water outlet water temperature of guaranteeing the depotition cock on the water return pipe is basicly stable, so can make the water temperature of the recirculated water in indoor life and the heating water machine pipeline basicly stable.
Chinese patent literature CN201155127Y discloses the adjustable constant pressure water supply system of a kind of pressure limit, comprises water pump, pressure sensor and is provided with the circuit board of signal acquisition circuit, comparison circuit, logic circuit and drive circuit; By setting a high-voltage value and a low voltage value reference electrical signal, after the manometric pressure signal of teletransmission exceeded zone between high-voltage value and the low voltage value, frequency converter made the water pump action, keeps pressure between the high-low pressure value.
Chinese patent literature CN2918804Y discloses a kind of electronic auto-control water pump, comprises motor, the pump housing and electronic control circuit, is provided with pressure sensor, temperature pick up in pump chamber, also is provided with flow transmitter in the runner of pump; By control circuit, can realize the accurate control of pressure, flow.
Chinese patent literature CN1116263A discloses a kind of method with microcomputer varying capacity transformation power water system, be a kind of to comprising varying capacity pump group, pipeline valve network, stable-pressure device, the varying capacity transformation power water system of signal supervisory instrument, microcomputer and executing agency is carried out computer-controlled method.It can be according to the variation of hydraulic pressure in the pipeline, and in the unequal one group of water pump of capacity, select to adapt with water supply volume one or several water pumps are to system water supply.
Chinese patent literature CN1399046A discloses a kind of automatically pressure-regulating industrial-frequensy water supply system, comprises resource of water supply, connecting line, tangent pump and centrifugal pump; In parallel with the constant speed tangent pump with the constant speed centrifugal pump, by simple control program, be equipped with necessary valve and pipeline parts, constitute a kind of automatically pressure-regulating industrial-frequensy water supply system simple in structure, it utilizes pump self characteristics and combination collocation, directly realizes constant pressure water supply.
Above-mentioned prior art deficiency is: hot water or cold water's pipeline of the controlled water system of Current Temperatures separates, for hot and cold water is mixed, need to install accumulation of heat water pot or hot water cylinder, water pump, electromagnetic valve and mixed water valve etc., make system complex, the maintenance and repair difficulty, and the water in water pot or the water tank must keep higher temperature always, needs combustion gas or electric heater to want continuous firing, causes the wasting of resources; Use Frequency Converter Control water pump or the constant speed tangent pump water system in parallel with the constant speed centrifugal pump because the attribute of water pump self causes water system flow and pressure independently to control, pressure and flow influence each other; Use the water system of computer controlled variable volumetric pump group also to exist water system flow and pressure independently to control, pressure and the flow problem that influences each other, and the increase of water pump quantity will inevitably increase the cost of system.At present China's patent documentation also openly temperature, flow, pressure all can control, and can be to temperature, the water system that flow and pressure are independently controlled.
Summary of the invention
Technical problem: the control at the deficiency of present water system function and temperature, flow, pressure influences each other, can not independently control, the utility model proposes a kind of temperature, flow, the controlled water supply installation of pressure, the control of the temperature of water system, flow and pressure is independent of each other, and all can independently control.
Technical scheme: temperature of the present utility model, flow, pressure, can independently control in the water supply installation, the top of water pot is provided with overfall, vent valve, and the middle part is provided with heater, delivery port, and the bottom is provided with water inlet; Delivery port connects the inlet of flow divider by reducing valve, flow meter, and the outlet of flow divider is divided into two-way, and the first via is by the water inlet of first switch, the first water termination water tank, the second tunnel water inlet by second switch, the second water termination water tank; The delivery port of water tank is divided into two-way, and the first via is by the water inlet of multistage booster water pump water receiving jar bottom, and the second the tunnel passes through the overfall on the top of overflow valve water receiving jar.
Heater is installed at middle part in the mounting temperature sensor in the described water pot delivery port, water pot, the output of temperature controller input jointing temp sensor, temperature controller output termination heater.
Be provided with strainer in the described water tank.
Be provided with frequency converter in the described multistage booster water pump.
Beneficial effect: with the temperature of temperature controller control water system; Regulate multistage booster water pump with frequency converter, the flow of control water system; With the pressure of reducing valve control water system, the control that breaks through traditional water supply systemic-function deficiency and temperature, flow, pressure influences each other, and can not independently control these technical barriers.The control that obtains temperature, flow, pressure is independent of each other the water system that can independently control.
Description of drawings
Fig. 1 is that temperature of the present utility model, flow, pressure can independently be controlled the water system schematic diagram.
Have among the above figure: overflow valve 1, temperature controller 2, overfall 3, vent valve 4, water pot 5, heater 6, temperature pick up 7, delivery port 8, reducing valve 9, flow meter 10, flow divider 11, switch 12,13, with water end (W.E.) 14,15, water inlet 16, frequency converter 17, multistage booster water pump 18, strainer 19 and water tank 20.
The specific embodiment
Temperature, flow, pressure can independently be controlled water supply installation ingredient and annex and comprise overflow valve, temperature controller, vent valve, water pot, heater, temperature pick up, reducing valve, flow meter, flow divider, switch, frequency converter, multistage booster water pump, strainer, water tank, relevant pipe fitting, valve and connector and heat insulating material clad etc.
Heater is installed in the inside of water pot, and temperature pick up is installed in the delivery port of water pot, and the signal output part of temperature pick up connects the signal input part of temperature controller, and the signal output part of temperature controller connects heater.Temperature pick up, temperature controller and heater form a Controllable Temperature feedback system.Utilize temperature controller to set the temperature of water system, the measuring-signal of temperature pick up is sent to temperature controller, and temperature controller relatively comes control heater according to the measuring-signal of temperature pick up with setting value.Water pot, surfaces such as water pipe and various valves all coat one deck heat insulating material, can prevent the heat radiation of locking system effectively.Realize the water system temperature controlling with this.
The multistage booster water pump of output termination of frequency converter, multistage booster water pump are installed in the water inlet of water pot bottom, and overflow valve is installed in the top of water pot.According to the registration of flow meter on the outlet conduit, use frequency converter to regulate multistage booster water pump, can regulate the flow of multistage booster water pump, realize the control of water system flow with this.
Reducing valve is installed on the outlet conduit of water pot, and that regulates reducing valve can control the pressure of using water end (W.E.), realizes the control of water system pressure with this.
Temperature of the present utility model, flow, pressure can independently be controlled water system, its course of work is: the water filling in water pot of multistage booster water pump, the vent valve of closing the water pot top after the fills with water in water pot and all pipelines, the valve, water in the water pot flows to and use water end (W.E.), the strainer of flowing through afterwards inflow water tank by flow through reducing valve, flow divider of outlet conduit.Set initial temperature, the frequency of frequency converter and the outlet pressure of reducing valve of temperature controller, realize control water system temperature, flow and pressure.Water prevents system overload, safeguards system safety by the overflow valve reflow tank when the pressure in the water pot is excessive.Water system can be supplied two (or more than two, can realize by increasing flow divider) simultaneously and be used simultaneously with water end (W.E.), also can supply one separately and use with water end (W.E.).
The critical piece that temperature of the present utility model, flow, pressure can independently be controlled water supply installation comprises:
Temperature controller 2:ZNHW-III type intelligent temperature control instrument, strong plant and instrument Co., Ltd of Shanghai Qiang
Reducing valve 9:Y416X type directly acts on spring diaphragm reducing valve, Yongjia letter amount pump valve Co., Ltd
Flow meter 10:LW-50 liquid turbine flowmeter, Beijing flow instrument Co., Ltd of reaching the clouds
Frequency converter 17: Siemens SINAMICS G110 type single phase ac frequency converter, Siemens (China) Co Ltd
Multistage booster water pump 18:QDL-40 centrifugal multistage pump multiple centrifugal pump, the triumphant automatic feeding wetting system Co., Ltd that reaches in Shanghai
The inner heater 6 of installing of water pot, vent valve 4 is installed at the top, water pot delivery port 8 mounting temperature sensors 7, output termination temperature controller 2 inputs of temperature pick up 7, temperature controller 2 output termination heaters 6, water pot 5, water pipe and various valves etc. all coat one deck heat insulating material, the multistage booster water pump 18 of the output termination of frequency converter 13, the water inlet 16 of multistage booster water pump 18 water receiving jars 5, the delivery port 8 of water pot 5 connects reducing valve 9, and flow meter 10, flow divider 11 are installed on the outlet conduit, and switch 12,13 is installed on the bypass line of flow divider 11.Overflow valve 1 is installed on the overflow pipe, and overflow pipe leads to water tank 20, and strainer 19 is installed in the water tank 20.
Claims (3)
- A temperature, flow, pressure, can independently control water supply installation, it is characterized in that the top of water pot (5) is provided with overfall (3), vent valve (4), the middle part is provided with heater (6), delivery port (8), the bottom is provided with water inlet (16); Delivery port (8) connects the inlet of flow divider (11) by reducing valve (9), flow meter (10), the outlet of flow divider (11) is divided into two-way, the first via is by the water inlet of first switch (12), first usefulness water end (W.E.) (14) the water receiving case (20), and the second the tunnel passes through the water inlet of second switch (13), second usefulness water end (W.E.) (15) the water receiving case (20); The delivery port of water tank (20) is divided into two-way, and the first via is by the water inlet (16) of multistage booster water pump (18) water receiving jar (5) bottom, and the second the tunnel passes through the overfall (3) on the top of overflow valve (1) water receiving jar (5).
- 2. temperature according to claim 1, flow, pressure can independently be controlled water supply installation, it is characterized in that the interior mounting temperature sensor of described water pot (5) delivery port (8) (7), heater (6) is installed at middle part in the water pot (5), the output of temperature controller (2) input jointing temp sensor (7), temperature controller (2) output termination heater (6).
- 3. temperature according to claim 1, flow, pressure can independently be controlled water supply installation, it is characterized in that being provided with in the described water tank (20) strainer (19).3. temperature according to claim 1, flow, pressure can independently be controlled water supply installation, it is characterized in that being provided with in the described multistage booster water pump (18) frequency converter (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020238292XU CN201695451U (en) | 2010-06-24 | 2010-06-24 | Water supplying device with independently controlled temperature, flow quantity and pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020238292XU CN201695451U (en) | 2010-06-24 | 2010-06-24 | Water supplying device with independently controlled temperature, flow quantity and pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201695451U true CN201695451U (en) | 2011-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020238292XU Expired - Fee Related CN201695451U (en) | 2010-06-24 | 2010-06-24 | Water supplying device with independently controlled temperature, flow quantity and pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201695451U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871225A (en) * | 2010-06-24 | 2010-10-27 | 东南大学 | Water supply system with independently controlled temperature, flow and pressure |
| CN109778953A (en) * | 2018-12-21 | 2019-05-21 | 桑坡德 | A kind of construction booster-type water supply device |
-
2010
- 2010-06-24 CN CN201020238292XU patent/CN201695451U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871225A (en) * | 2010-06-24 | 2010-10-27 | 东南大学 | Water supply system with independently controlled temperature, flow and pressure |
| CN101871225B (en) * | 2010-06-24 | 2011-08-03 | 东南大学 | Water supply system with independently controlled temperature, flow and pressure |
| CN109778953A (en) * | 2018-12-21 | 2019-05-21 | 桑坡德 | A kind of construction booster-type water supply device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20130624 |