CN105060375B - Purifier and its control method - Google Patents

Purifier and its control method Download PDF

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Publication number
CN105060375B
CN105060375B CN201510452805.4A CN201510452805A CN105060375B CN 105060375 B CN105060375 B CN 105060375B CN 201510452805 A CN201510452805 A CN 201510452805A CN 105060375 B CN105060375 B CN 105060375B
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water
water tank
interior
level value
water level
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CN105060375A (en
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叶远璋
丁斐
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Guangdong Vanward New Electric Co Ltd
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Guangdong Vanward New Electric Co Ltd
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Abstract

The detection means of heater and sensed water level is set in a kind of purifier, including the first water tank, steam-water separator, the second water tank, vavuum pump, the first water tank, and the first water tank is connected by water inlet pipe and is provided with valve on water unit, the water inlet pipe;Steam-water separator is located at the first water tank downstream and/or the upper end in the first water tank cavity;Connection water pipe on second detection device provided with cooler and sensed water level, the second water tank in second water tank;Vavuum pump is located on the pipe network that the first water tank, steam-water separator, the second water tank are sequentially connected;Pressure-detecting device is located on the first water tank, steam-water separator, the second water tank, the pipe network of vavuum pump connection;The invention further relates to the control method of purifier.The present invention obtains steam by reducing the air pressure in pipe network to reduce the water under the boiling point of water, heating hypobaric, and obtains pure water by cooling steam, and purifier maintenance cost is low, service life is long, also environmental protection and energy saving.

Description

Purifier and its control method
Technical field
The present invention relates to a kind of purifier and its control method.
Background technology
Water contamination accident occurs again and again in China or even the whole world, seriously injures the drinking water health of people.At present Common purifier is mainly the reverse osmosis membrane by filter, to realize the filtering to harmful substances such as heavy metals in water; But limited by technique and technology, permeable membrane can not will foreclose all harmful substances.In addition, such water purification cartridge Put that the reverse osmosis membrane life-span used is general between half a year to 3 years, and the life-span it is longer material price it is more expensive.To overcome this A little defects, spy have developed a kind of purifier and its control method.
The content of the invention
First technical problem to be solved by this invention is to provide for a kind of purifier, and it can not only effectively realize water Purification, and the device maintenance cost is low, service life is long, also with environmental protection and energy saving the characteristics of.
Second technical problem to be solved by this invention is to provide for a kind of control method of purifier, and it passes through drop Air pressure in low pipe network is obtained with reducing the water under the boiling point of water, heating hypobaric to obtain steam by cooling steam Pure water is obtained, methods described can effectively go the harmful substance such as heavy metal in water removal, realize the purification of water.
The present invention solves the technical scheme that first technical problem use:A kind of purifier, including the first water tank, vapour Separator, the second water tank, vavuum pump, set the detection means of heater and sensed water level in first water tank, and this One water tank connects water unit by water inlet pipe, is provided with valve on the water inlet pipe, be turned on or off the valve can connect or Person blocks the circulation of fluid;The steam-water separator is at the first water tank downstream and/or located at the first water tank chamber Internal upper end;Second detection device provided with cooler and sensed water level in second water tank, and on the second water tank also Connection water pipe, user can obtain pure water from water pipe;The vavuum pump be located at by first water tank, steam-water separator, On the pipe network that second water tank is sequentially connected, for extracting the air in the pipe network, it is necessary to which explanation is that the vavuum pump is connected to On the pipe network, refer in the connecting tube that vavuum pump is not only mountable between each part, also may connect on each part, for example The vavuum pump is connected to the upper end of the second water tank;The pressure-detecting device is located at by first water tank, carbonated drink point On the pipe network being sequentially connected from device, the second water tank, vavuum pump, for detecting the air pressure in the pipe network.
According further to the purifier of the above embodiment of the present invention, there can also be technical characteristic additional as follows:
According to some embodiments of the present invention, temperature controller is additionally provided with second water tank, to detect in the second water tank The temperature of pure water.
According to some embodiments of the present invention, filter is installed on the water inlet pipe, the filter is located at the valve Upstream end or downstream, the installation of filter filters before entering the first water tank to fluid, further raising water Clean-up effect.
According to some embodiments of the present invention, the purifier also includes by compressor, condenser, flow controller, evaporation The heat pump of device connection composition;Heater in first water tank is the cooling in the condenser, second water tank Device is the evaporator, so effectively discharges the aqueous water in heat energy, the first water tank of heating using the condenser in heat pump, Heat energy effectively further is absorbed using evaporator, to cool down the steam in the second water tank, liquid pure water is obtained with this.As It is additionally provided with four-way switching valve in further improvement of this embodiment, the heat pump, the four-way switching valve connection condenser, Compressor, evaporator, the port of export connection condenser of compressor, the arrival end connection evaporator of compressor, make refrigerant according to pressure The direction circulation of contracting machine → condenser → flow controller → evaporator;Switching four-way switching valve causes the port of export of compressor is connected to steam The arrival end connection condenser of device, compressor is sent out, makes refrigerant according to the direction of compressor → evaporator → flow controller → condenser Circulation.The four-way switching valve can select of the prior art any, such as conventional four-way with D, S, C, E connectivity port Switching valve.The flow direction being provided with beneficial to refrigerant in switching heat pump of four-way switching valve, cooled down with further or Heat the liquid pure water in the second water tank.
The present invention solves the technical scheme that second technical problem use:A kind of control method of purifier, mainly Comprise the following steps:
A:Power-on;
B:The water level in air pressure and the first water tank is detected, following sub-step is specifically included:
B11:Detect the water level value in the first water tank:If the water level value in the first water tank reaches the first presetting water level value, Valve is then closed, while starting heater heating;If the water level value in the first water tank is less than the second presetting water level value, open Valve, and heater do not work;Wherein described first presetting water level value is higher than the described second presetting water level value;So that Under heated condition, the water level in the first water tank is maintained between the first presetting water level value and the second presetting water level value;
B12:Detect the gas in the pipe network being sequentially connected by first water tank, steam-water separator, the second water tank, vavuum pump Pressure:If the air pressure in pipe network is higher than the first preset pressure value, start vavuum pump, to extract the air in pipe network;If in pipe network Air pressure reach the second preset pressure value, then vavuum pump is stopped;Wherein described first preset pressure value is higher than described second Preset pressure value;So that the air pressure in pipe network is maintained between the first preset pressure value and the second preset pressure value.
B13:Vapor-liquid separation:The moist steam produced in first water tank is via steam-water separator so that steam sends into the second water In case, and aqueous water is back in the first water tank and continues to heat;
B14:Form pure water and detect the water level value in the second water tank:Cooler work in second water tank, to liquefy Steam, forms pure water, and detects the water level value in the second water tank, if the water level value in the second water tank reaches the 3rd presetting water Place value, then close power supply, otherwise continue cooling steam;
C:After power-off, pure water is obtained at water pipe.
It should be noted that there is no the limitation of sequencing between each sub-steps under step B.
According further to the control method of the purifier of the above embodiment of the present invention, there can also be technology additional as follows Feature:
According to some embodiments of the present invention, the purifier is included by compressor, condenser, flow controller, evaporator The heat pump of composition is sequentially connected, wherein condenser is the heater being placed in the first water tank, and evaporator is to be placed in the second water Cooler in case, specifically, comprises the following steps;
A:Power-on;
B:The water level in air pressure and the first water tank is detected, following sub-step is specifically included:
B11:Detect the water level value in the first water tank:If the water level value in the first water tank reaches the first presetting water level value, Valve is then closed, while starting heat pump;If the water level value in the first water tank is less than the second presetting water level value, opening valve Door, heat pump does not start;Wherein described first presetting water level value is higher than the described second presetting water level value;So that Under heat pump starting state, the water level in the first water tank maintain the first presetting water level value and the second presetting water level value it Between;
B12:Detect the gas in the pipe network being sequentially connected by first water tank, steam-water separator, the second water tank, vavuum pump Pressure:If the air pressure in pipe network is higher than the first preset pressure value, start vavuum pump, to extract the air in pipe network;If in pipe network Air pressure be not higher than the second preset temperature value, then vavuum pump is stopped;Wherein described first preset pressure value is higher than described the Two preset temperature values;So that the air pressure in pipe network is maintained between the first preset pressure value and the second preset pressure value.
B13:Vapor-liquid separation:The moist steam produced in first water tank is via steam-water separator so that steam sends into the second water In case, and aqueous water is back in the first water tank and continues to heat;
B14:Form pure water and detect the water level value in the second water tank:Steaming in evaporator cooling the second water tank of feeding Vapour, to form pure water;The water level value in the second water tank is detected simultaneously, if the water level value in the second water tank reaches that the 3rd is presetting Water level value, then close power supply, i.e. heat pump, condensate tank of dehumidifier, pressure test device etc. and do not work;If in the second water tank Water level value be not up to the 3rd presetting water level value, then continue cooling steam.
C:After power-off, pure water is obtained at water pipe.
According to some embodiments of the present invention, the purifier also includes integrated manipulator and temperature controller, described integrated Controller is provided with pure water supplying mode, cold pure water supplying mode, hot pure water supplying mode;The temperature controller is located at second In water tank, to detect the water temperature in the second water tank;Pure water supplying mode is selected to substitute the step A, and it is pure to close Water purification supplying mode substitutes the closing power supply in the B, step C, and pure water is obtained with this.
Further, refrigerant is according to compressor → condenser → throttling in the cold pure water supplying mode of selection, heat pump Device → evaporator → compressor direction is circulated;
To select cold pure water supplying mode to substitute above-mentioned step A, and pure water is obtained according to the step B, wherein following State the sub-step B14 that sub-step B14 ' substitutes the step B:
B14’:Form pure water and detect the water level value in the second water tank:Steaming in evaporator cooling the second water tank of feeding Vapour, to form pure water;The water level value in the second water tank is detected simultaneously, if the water level value in the second water tank reaches that the 3rd is presetting Water level value, then do not controlled by water level detecting signal in the first water tank, is preset if the water level value in the second water tank is not up to the 3rd Determine water level value, then continue to the control of water level detecting signal in the first water tank;
Also include following sub-step B15:
B15:Pure water freezes:After the water level value in the second water tank reaches three presetting water level values, not by the first water The control of water level detecting signal in case, while the water temperature in the second water tank is detected, if the water temperature in the second water tank is pre- higher than first If temperature value, then heat pump works on, refrigerant according to compressor → condenser → flow controller → evaporator → compressor direction after It is continuous to circulate, to cool down the pure water in the second water tank;If the water temperature in the second water tank is not higher than the first preset temperature value, Close cold pure water supplying mode.
To close the closing pure water supplying mode in the cold pure water supplying mode replacement step C.
Further, four-way switching valve, the four-way switching valve connection condenser, compression are additionally provided with the heat pump Machine, evaporator, the port of export connection condenser of compressor.
To select hot pure water supplying mode to substitute the step A, first make in heat pump refrigerant according to compressor → cold Condenser → flow controller → evaporator → compressor direction is circulated, and pure water is obtained according to the step B, wherein with following sub-steps Rapid B14 ' substitutes the sub-step B14 of the step B:
B14’:Form pure water and detect the water level value in the second water tank:Steaming in evaporator cooling the second water tank of feeding Vapour, to form pure water;The water level value in the second water tank is detected simultaneously, if the water level value in the second water tank reaches that the 3rd is presetting Water level value, then do not controlled by water level detecting signal in the first water tank, if the water level value in the second water tank reaches that the 3rd is presetting Water level value, then continue to the control of water level detecting signal in the first water tank;
Also include following sub-step B15 ':
B15’:Heat pure water:After the water level value in the second water tank reaches three presetting water level values, not by the first water The control of water level detecting signal in case, while the water temperature in the second water tank is detected, if the water temperature in the second water tank is pre- less than second If temperature value, then change refrigerant flow direction, specifically four-way switching valve causes the port of export of compressor to connect evaporator, pressure The arrival end connection condenser of contracting machine, the circulation of such refrigerant is followed according to compressor → evaporator → flow controller → condenser direction Circulation is moved, heat pump work, to heat the pure water in the second water tank;Preset if the water temperature in the second water tank is not less than second Temperature value, then close hot pure water supplying mode;
To close the closing pure water supplying mode in the hot pure water supplying mode replacement step C.
Brief description of the drawings
Fig. 1 is the structural representation of purifier of the present invention;
Fig. 2 is that solid solid arrow represents water or steam stream in another structural representation of purifier of the present invention, figure Dynamic direction, the flow direction of refrigerant when hollow solid arrow represents to heat, hollow dotted arrow represents refrigerant during refrigeration Flow direction;
Fig. 3 be purifier of the present invention control method in integrated manipulator 18 and pure water supplying mode 181, cold pure The control planning structural representation of water supply pattern 182, hot pure water supplying mode 183;
Fig. 4 is the control method schematic flow sheet of Fig. 3 selection pure water supplying mode 181;
Fig. 5 is the control method schematic flow sheet that Fig. 3 selects cold pure water supplying mode 182;
Fig. 6 is the control method schematic flow sheet that Fig. 3 selects hot pure water supplying mode 183.
Embodiment:Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.
The purifier of embodiment according to a first aspect of the present invention is specifically described with reference to accompanying drawing first.
Refer to the direction of arrow in Fig. 1, figure and represent fluid(Water or steam)Flow direction, this purifier includes first Water tank 01, steam-water separator 02, the second water tank 03, vavuum pump 04, pressure-detecting device 05, water inlet pipe 06, with water pipe 07, valve 08th, heat pump.The heat pump is made up of compressor 12, condenser 13, flow controller 14, the connection of evaporator 15.Described One water tank 01, steam-water separator 02, the second water tank 03 are sequentially connected.
Provided with the condenser 13 to heat, the detection means 09 for sensed water level in first water tank 01, and should First water tank 01 connects water unit by water inlet pipe 06, is provided with valve 08 on the water inlet pipe 06, and Open valve 08 is with to first Water tank 01 supplies water, and closes the obstruction fluid of valve 08 and enters in the first water tank 01.Filter 11 is installed on the water inlet pipe 06, the mistake Filter 11 is located at the upstream end or downstream of the valve 08, and filter 11 before flowing into the first water tank 01 to water to carry out First filtering.
Refer to Fig. 1,2, the steam-water separator 02, at the downstream of the first water tank 01 and/or located at described Upper end in the cavity of one water tank 01.Specifically, steam-water separator 02 can be located at the downstream of the first water tank 01, i.e., The upper end of the first water tank 01 is connected by connecting tube, to receive the moist steam of the first water tank 01 generation, and vapour-liquid point is carried out From liquid is back to the first water tank 01 by return pipe 18, and steam is sent into the second water tank;Or steam-water separator 02 is set Upper end in the cavity of the first water tank 01;Or the upper part at the downstream of the first water tank 01 and in the cavity of the first water tank 01 Not She Zhi steam-water separator 02, to carry out vapor-liquid separation twice.
Evaporator 15, the second detection device for sensed water level for cooling steam are provided with second water tank 03 17th, for detecting the temperature controller 10 of pure water water temperature, and it is also connected with using water pipe 07 on the second water tank 03, is provided with and opened with water pipe 07 19 are closed, switch 19 is turned and obtains pure water.
The vavuum pump 04, located on the pipe network that first water tank, steam-water separator, the second water tank are sequentially connected, For extracting the air in the pipe network.The present embodiment intermediate pump 04 is connected to the upper end of the second water tank 03.
The pressure-detecting device 05, for detecting the air pressure in the pipe network, located at by first water tank 01, carbonated drink point On the pipe network connected from device 02, the second water tank 03, vavuum pump 04, in other words, the pressure-detecting device 05 is not only mountable to In connecting tube between each part, also it may connect on each part, pressure-detecting device 05 is connected to vavuum pump in the present embodiment 04 and second between water tank 03.
As further improvement of this embodiment, four-way switching valve 16 is additionally provided with the heat pump, the four-way turns To the connection of valve 16 condenser 13, compressor 12, evaporator 15, port of export connection condenser 13, the compressor 12 of compressor 12 Arrival end connects evaporator 15, refrigerant is circulated according to the direction of compressor → condenser → flow controller → evaporator;Switching four Logical switching valve 16 causes the arrival end connection condenser 13 of the port of export connection evaporator 15 of compressor 12, compressor 12, makes system Cryogen circulates according to the direction of compressor → evaporator → flow controller → condenser.For example conventional has D, S, C, E connectivity port Four-way switching valve, the D ports are connected with the port of export of compressor 12, by the arrival end of the S ports and compressor 12 Connection, C-terminal mouthful connection condenser 13, E ports connection evaporator 15, being provided with for four-way switching valve 16 is beneficial to switching heat pump The circulating direction of middle refrigerant, when the second water tank 03 stores the pure water of certain volume, is easy to further refrigeration or adds Hot pure water.
The control method of the purifier of embodiment according to a second aspect of the present invention is specifically described below in conjunction with accompanying drawing.
Referring to also includes integrated manipulator 18, heat pump in the control method of purifier in Fig. 3, the present embodiment, Four-way switching valve 16 is additionally provided with heat pump, the four-way switching valve 16 connects condenser 13, compressor 12, evaporator 15, Compressor 12 the port of export connection condenser 13, compressor 12 arrival end connection evaporator 15, make refrigerant according to compressor → The direction circulation of condenser → flow controller → evaporator;The integrated manipulator 18 is provided with pure water supplying mode 181, cold pure Water supply pattern 182, hot pure water supplying mode 183.
If user needs pure water, by selecting pure water supplying mode 181 to realize, specific control method includes following Step, refers to Fig. 4:
A:User's selection pure water supplying mode 181.
B:The water level in air pressure and the first water tank 01 is detected, following sub-step is specifically included:
B11:Detect the water level value in the first water tank 01:If the water level value in the first water tank 01 reaches the first presetting water level Value, then close valve 08, while starting heat pump work, condenser 13 begins to warm up the water in the first water tank;If the first water Water level value in case 01 is less than the second presetting water level value, then Open valve 08, and heat pump does not work;Wherein described first Presetting water level value is higher than the described second presetting water level value, such as described first presetting water level value is to account for the first water tank capacity 10% ~ 25% in water level value corresponding to any water volume, the second presetting water level value is account for the first water tank capacity 60% Water level value in ~ 90% corresponding to any water volume;In this way, the water level in the first water tank 01 maintains the first presetting water level value And second between presetting water level value when, heat pump starts.
B12:Detect the pipe being sequentially connected by first water tank 01, steam-water separator 02, the second water tank 03, vavuum pump 04 Air pressure in net:If the air pressure in pipe network is higher than the first preset pressure value, start vavuum pump 04, to extract the sky in pipe network Gas;If the air pressure in pipe network reaches the second preset pressure value, vavuum pump 04 is stopped;Wherein described first preset pressure value Higher than the second preset pressure value, such as described first preset pressure value is 15kPa ~ 45kPa(Absolute pressure)In any gas Pressure value, correspondingly the boiling point of water is 53 DEG C ~ 79 DEG C, and the second preset pressure value is 2kPa-10kPa(Absolute pressure)In any air pressure Value, correspondingly the boiling point of water is 17 DEG C -46 DEG C;So that the air pressure in pipe network maintains the first preset pressure value and second pre- If between atmospheric pressure value, under this air pressure environment, the boiling point of water is less than the boiling point of water under normal pressure, now heats in the first water tank 01 Water to obtain steam.
B13:Vapor-liquid separation:The moist steam produced in first water tank 01 is via steam-water separator 02 so that steam feeding the 03 in two water tanks, and aqueous water is back in the first water tank 01 and continues to heat;In this step, by by liquid water vapor, to divide Separate out harmful substance in water.
B14:Form pure water and detect the water level value in the second water tank 03:Because heat pump has been turned on, evaporator 15 The steam in the second water tank 03 is cooled down, to form the water level value in pure water, the second water tank 03 of detection, if in the second water tank 03 Water level value is not up to the 3rd presetting water level value, such as described 3rd presetting water level value be account for the second water tank capacity 60% ~ Water level value in 90% corresponding to any water volume, then heat pump work on, with cooling steam;If in the second water tank 03 Water level value reaches the 3rd presetting water level value, then sends water level signal to close pure water supplying mode 181.Pure water supply mould The unlatching of formula 181 need to be manually selected by user.
C:After pure water supplying mode 181 is closed, pure water is obtained at water pipe 07.
If user needs cold pure water, by selecting cold pure water supplying mode 182 to realize, specific control method bag Following steps are included, Fig. 5 is referred to:
A:Select cold pure water supplying mode 182.In heat pump refrigerant according to compressor → condenser → flow controller → Evaporator direction is circulated.
B:The water level in air pressure and the first water tank 01 is detected, following sub-step is specifically included:
B11:Detect the water level value in the first water tank 01:If the water level value in the first water tank 01 reaches the first presetting water level Value, then close valve 08, while starting heat pump work, condenser 13 begins to warm up the water in the first water tank;If the first water Water level value in case 01 is less than the second presetting water level value, then Open valve 08, and heat pump does not work;Wherein described first Presetting water level value is higher than the described second presetting water level value, such as described first presetting water level value is to account for the first water tank capacity 10% ~ 25% in water level value corresponding to any water volume, the second presetting water level value is account for the first water tank capacity 60% Water level value in ~ 90% corresponding to any water volume;In this way, the water level in the first water tank 01 maintains the first presetting water level value And second between presetting water level value when, heat pump starts.
B12:Detect the pipe being sequentially connected by first water tank 01, steam-water separator 02, the second water tank 03, vavuum pump 04 Air pressure in net:If the air pressure in pipe network is higher than the first preset pressure value, start vavuum pump 04, to extract the sky in pipe network Gas;If the air pressure in pipe network reaches the second preset pressure value, vavuum pump 04 is stopped;Wherein described first preset pressure value Higher than the second preset pressure value, such as described first preset pressure value is 15kPa ~ 45kPa(Absolute pressure)In any gas Pressure value, correspondingly the boiling point of water is 53 DEG C ~ 79 DEG C, and the second preset pressure value is 2kPa-10kPa(Absolute pressure)In any air pressure Value, correspondingly the boiling point of water is 17 DEG C -46 DEG C;So that the air pressure in pipe network maintains the first preset pressure value and second pre- If between atmospheric pressure value, under this air pressure environment, the boiling point of water is less than the boiling point of water under normal pressure, now heats in the first water tank 01 Water to obtain steam.
B13:Vapor-liquid separation:The moist steam produced in first water tank 01 is via steam-water separator 02 so that steam feeding the 03 in two water tanks, and aqueous water is back in the first water tank 01 and continues to heat;In this step, by by liquid water vapor, to divide Separate out harmful substance in water.
B14’:Form pure water and detect the water level value in the second water tank 03:Cooling the second water tank 03 of feeding of evaporator 15 Interior steam, to form pure water;The water level value in the second water tank 03 is detected simultaneously, if the water level value in the second water tank 03 does not reach To the 3rd presetting water level value, such as described 3rd presetting water level value is right by 60% ~ 90% water for accounting for the second water tank capacity The water level value answered, then continue to the control of water level detecting signal in the first water tank 01, and heat pump works on, to cool down steaming Vapour, if the water level value in the second water tank 03 reaches the 3rd presetting water level value, no longer receives water level detecting in the first water tank 01 Control signal.
B15:Pure water freezes:After the water level value in the second water tank 03 reaches three presetting water level values, no longer receive The control signal of water level detecting in first water tank 01, and start to detect the water temperature in the second water tank 03, if in the second water tank 03 Water temperature is higher than the first preset temperature value, and first preset temperature value is the cold water temperature of the fixed demand of user preset, such as first Preset temperature value is any temperature value in 7 DEG C ~ 25 DEG C, then heat pump works on, to cool down the pure water in the second water tank; If the water temperature in the second water tank is not higher than the first preset temperature value, that is, the cold pure water of user's request is reached, then closed cold pure Water purification supplying mode 182.The unlatching of cold pure water supplying mode 182 need to be manually selected by user.
C:After cold pure water supplying mode 182 is closed, cold pure water is obtained at water pipe 07.
If user needs the pure water of heat, by selecting hot pure water supplying mode 183 to realize, specific control method bag Following steps are included, Fig. 6 is referred to:
A:User selects hot pure water supplying mode 183;Refrigerant is according to compressor → condenser → throttling in heat pump Device → evaporator direction is circulated.
B:The water level in air pressure and the first water tank 01 is detected, following sub-step is specifically included:
B11:Detect the water level value in the first water tank 01:If the water level value in the first water tank 01 reaches the first presetting water level Value, then close valve 08, while starting heat pump work, condenser 13 begins to warm up the water in the first water tank;If the first water Water level value in case 01 is less than the second presetting water level value, then Open valve 08, and heat pump does not work;Wherein described first Presetting water level value is higher than the described second presetting water level value, such as described first presetting water level value is to account for the first water tank capacity 10% ~ 25% in water level value corresponding to any water volume, the second presetting water level value is account for the first water tank capacity 60% Water level value in ~ 90% corresponding to any water volume;In this way, the water level in the first water tank 01 maintains the first presetting water level value And second between presetting water level value when, heat pump starts.
B12:Detect the pipe being sequentially connected by first water tank 01, steam-water separator 02, the second water tank 03, vavuum pump 04 Air pressure in net:If the air pressure in pipe network is higher than the first preset pressure value, start vavuum pump 04, to extract the sky in pipe network Gas;If the air pressure in pipe network reaches the second preset pressure value, vavuum pump 04 is stopped;Wherein described first preset pressure value Higher than the second preset pressure value, such as described first preset pressure value is 15kPa ~ 45kPa(Absolute pressure)In any gas Pressure value, correspondingly the boiling point of water is 53 DEG C ~ 79 DEG C, and the second preset pressure value is 2kPa-10kPa(Absolute pressure)In any air pressure Value, correspondingly the boiling point of water is 17 DEG C -46 DEG C;So that the air pressure in pipe network maintains the first preset pressure value and second pre- If between atmospheric pressure value, under this air pressure environment, the boiling point of water is less than the boiling point of water under normal pressure, now heats in the first water tank 01 Water to obtain steam.
B13:Vapor-liquid separation:The moist steam produced in first water tank 01 is via steam-water separator 02 so that steam feeding the 03 in two water tanks, and aqueous water is back in the first water tank 01 and continues to heat;In this step, by by liquid water vapor, to divide Separate out harmful substance in water.
B14’:Form pure water and detect the water level value in the second water tank 03:Cooling the second water tank 03 of feeding of evaporator 15 Interior steam, to form pure water;The water level value in the second water tank 03 is detected simultaneously, if the water level value in the second water tank 03 does not reach To the 3rd presetting water level value, such as described 3rd presetting water level value is right by 60% ~ 90% water for accounting for the second water tank capacity The water level value answered, then continue to the control of water level detecting signal in the first water tank 01, and heat pump works on, to cool down steaming Vapour, if the water level value in the second water tank 03 reaches the 3rd presetting water level value, no longer receives water level detecting in the first water tank 01 Control signal.
B15’:Heat pure water:After the water level value in the second water tank 03 reaches three presetting water level values, no longer receive The control signal of water level detecting in first water tank 01, and start to detect the water temperature in the second water tank 03, if in the second water tank 03 Water temperature is less than the second preset temperature value, and such as the second preset temperature value is any temperature value in 53 DEG C ~ 79 DEG C, then in heat pump Four-way switching valve 16 is controlled to change refrigerant flow direction so that port of export connection evaporator 15, the compressor 12 of compressor 12 Arrival end connection condenser 13, refrigerant according to compressor → evaporator → flow controller → condenser direction circulate, heat pump system System work, to heat the pure water in the second water tank 03;If the water temperature in the second water tank is not less than the second preset temperature value, close Close hot pure water supplying mode 183.The unlatching of hot pure water supplying mode 183 need to be manually selected by user.
C:After hot pure water supplying mode 183 is closed, hot pure water is obtained at water pipe 07.

Claims (3)

1. a kind of control method of purifier, the purifier includes:
First water tank(01), first water tank(01)The detection means of interior setting heater and sensed water level(09), and this One water tank(01)Pass through water inlet pipe(06)Connect water unit, the water inlet pipe(06)On valve is installed(08);
Steam-water separator(02), located at first water tank(01)At downstream and/or located at first water tank(01)In cavity Upper end;
Second water tank(03), the interior second detection device provided with cooler and sensed water level of second water tank(17), and second It is also connected with using water pipe on water tank(07);
Vavuum pump(04), located on the pipe network that first water tank, steam-water separator, the second water tank are sequentially connected, for taking out Take the air in the pipe network;
Pressure-detecting device(05), for detecting the air pressure in the pipe network, located at by first water tank(01), steam-water separator (02), the second water tank(03), vavuum pump(04)On the pipe network of connection;
Characterized in that, the control method comprises the following steps:
A:Power-on;
B:Detect air pressure and the first water tank(01)Interior water level, specifically includes following sub-step:
B11:Detect the first water tank(01)Interior water level value:If the first water tank(01)Interior water level value reaches the first presetting water level Value, then close valve(08), while starting heater heating;If the first water tank(01)Interior water level value is less than the second presetting water Place value, then Open valve(08), and heater do not work;Wherein described first presetting water level value is presetting higher than described second Water level value;
B12:Detection is by first water tank(01), steam-water separator(02), the second water tank(03), vavuum pump(04)It is sequentially connected Pipe network in air pressure:If the air pressure in pipe network is higher than the first preset pressure value, start vavuum pump(04), to extract in pipe network Air;If the air pressure in pipe network reaches the second preset pressure value, vavuum pump(04)It is stopped;Wherein described first presets Atmospheric pressure value is higher than the second preset pressure value;
B13:Vapor-liquid separation:First water tank(01)The moist steam of interior generation is via steam-water separator(02)So that steam feeding the In two water tanks(03), and aqueous water is back to the first water tank(01)It is interior to continue to heat;
B14:Form pure water and detect the second water tank(03)Interior water level value:Second water tank(03)Interior cooler work, with Liquefy steam, forms pure water, and detect the second water tank(03)Interior water level value, if the second water tank(03)Interior water level value reaches 3rd presetting water level value, then close power supply, otherwise continue cooling steam;
C:After power-off, from water pipe(07)Place obtains pure water;
The purifier is included by compressor(12), condenser(13), flow controller(14), evaporator(15)It is sequentially connected composition Heat pump, wherein condenser(13)To be placed in the first water tank(01)Interior heater, evaporator(15)To be placed in the second water Case(03)Interior cooler;
The purifier also includes integrated manipulator(18)And temperature controller(10), the integrated manipulator is provided with pure water supply Pattern(181), cold pure water supplying mode(182), hot pure water supplying mode(183);The temperature controller(10)Located at second Water tank(03)It is interior, to detect the water temperature in the second water tank;
Selection pure water supplying mode is substituted in the B, step C with substituting the step A with closing pure water supplying mode Closing power supply, pure water is obtained with this.
2. the control method of purifier according to claim 1, it is characterised in that to select cold pure water supplying mode (182)The step A is substituted, and pure water is obtained according to the step B, wherein substituting the step B with following sub-step B14 ' Sub-step B14:
B14’:Form pure water and detect the second water tank(03)Interior water level value:Evaporator(15)Cooling the second water tank of feeding (03)Interior steam, to form pure water;The water level value in the second water tank is detected simultaneously, if the second water tank(03)Interior water level value The 3rd presetting water level value is reached, then not by the first water tank(01)The control of interior water level detecting signal;If the second water tank(03)It is interior Water level value be not up to the 3rd presetting water level value, then continue to the first water tank(01)Interior water level detecting signal;
Also include following sub-step B15:
B15:Pure water freezes:When the second water tank(03)Interior water level value is reached after the 3rd presetting water level value, no longer receives One water tank(01)Interior water level detecting signal, and detect the second water tank(03)Interior water temperature, if the second water tank(03)Interior water temperature is high In the first preset temperature value, then heat pump works on, to cool down the second water tank(03)Interior pure water;If the second water tank (03)Interior water temperature is not higher than the first preset temperature value, then closes cold pure water supplying mode(182);
To close the closing pure water supplying mode in the cold pure water supplying mode replacement step C.
3. the control method of purifier according to claim 1, it is characterised in that be additionally provided with four in the heat pump Logical switching valve(16), the four-way switching valve(16)Connect condenser(13), compressor(12), evaporator(15);
To select hot pure water supplying mode(183)The step A is substituted, and pure water is obtained according to the step B, wherein following State the sub-step B14 that sub-step B14 ' substitutes the step B:
B14’:Form pure water and detect the second water tank(03)Interior water level value:Evaporator(15)Cooling the second water tank of feeding (03)Interior steam, to form pure water;The water level value in the second water tank is detected simultaneously, if the second water tank(03)Interior water level value The 3rd presetting water level value is reached, then not by the first water tank(01)The control of interior water level detecting signal, if the second water tank(03)It is interior Water level value be not up to the 3rd presetting water level value, then continue to the first water tank(01)Interior water level detecting signal;
Also include following sub-step B15 ':
B15’:Heat pure water:When the second water tank(03)Interior water level value is reached after the 3rd presetting water level value, no longer receives One water tank(01)Interior water level detecting signal, and detect the second water tank(03)Interior water temperature, if the second water tank(03)Interior water temperature is low In the second preset temperature value, then change refrigerant flow direction, heat pump works on, to heat the second water tank(03)Interior Pure water;If the water temperature in the second water tank is not less than the second preset temperature value, hot pure water supplying mode is closed(183);
To close the closing pure water supplying mode in the hot pure water supplying mode replacement step C.
CN201510452805.4A 2015-07-29 2015-07-29 Purifier and its control method Active CN105060375B (en)

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JP5017057B2 (en) * 2007-10-26 2012-09-05 株式会社日立製作所 Heat pump system, operation method thereof, and vapor evaporator system
CN201262495Y (en) * 2008-07-12 2009-06-24 烟台大学 Novel cold, heat, hot water and fresh water co-generation system of sea water heat pump
CN101721824A (en) * 2008-10-31 2010-06-09 凌建军 Vacuum heat pump type distilling apparatus
CN202521855U (en) * 2012-04-26 2012-11-07 珠海格力电器股份有限公司 Water heating and dehumidifying device for heat pump
CN104724777B (en) * 2015-03-11 2016-08-17 北京航空航天大学 Air-conditioning-pure water integrated apparatus processed that solar energy/electric heating pump drives
CN104784948B (en) * 2015-04-27 2016-05-18 卢征春 The synthetic recovery system of energy-saving atmospheric evaporation

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