CN110681212B - Antifreezing water purifier and control method thereof - Google Patents
Antifreezing water purifier and control method thereof Download PDFInfo
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- CN110681212B CN110681212B CN201810734249.3A CN201810734249A CN110681212B CN 110681212 B CN110681212 B CN 110681212B CN 201810734249 A CN201810734249 A CN 201810734249A CN 110681212 B CN110681212 B CN 110681212B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 160
- 238000000034 method Methods 0.000 title claims abstract description 18
- 150000003839 salts Chemical class 0.000 claims abstract description 96
- 239000002351 wastewater Substances 0.000 claims abstract description 43
- 238000001914 filtration Methods 0.000 claims abstract description 22
- 238000007710 freezing Methods 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims description 33
- 238000000746 purification Methods 0.000 claims description 19
- 230000002528 anti-freeze Effects 0.000 claims description 10
- 238000011010 flushing procedure Methods 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 230000001960 triggered effect Effects 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 3
- 238000001728 nano-filtration Methods 0.000 claims description 3
- 238000001223 reverse osmosis Methods 0.000 claims description 3
- 238000000108 ultra-filtration Methods 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000012267 brine Substances 0.000 abstract description 4
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 abstract description 4
- 208000001034 Frostbite Diseases 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000005265 energy consumption Methods 0.000 description 4
- 230000008014 freezing Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001471 micro-filtration Methods 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 239000004289 sodium hydrogen sulphite Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/04—Controlling the filtration
- B01D37/048—Controlling the filtration by temperature measuring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/04—Controlling the filtration
- B01D37/041—Controlling the filtration by clearness or turbidity measuring
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Treatment By Sorption (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a purifier prevents frostbite, includes water inlet pipeline (11), outlet pipe way (12), filtration module (1) and outlet valve (4), and its characterized in that the device still includes salt case (3), and the water inlet end and the outlet end of this salt case (3) are connected with water inlet pipeline (11) both ends through first branch pipe (31) and second branch pipe (32) respectively, are equipped with first solenoid valve (21) on foretell first branch pipe (31), relative salt case (3) are parallelly connected to have second solenoid valve (22) on water inlet pipeline (11), the waste water port on be equipped with waste water than solenoid valve (25). The utility model also discloses a control method of the anti-freezing water purifying device. The brine in the salt box enters the filtering module and the water inlet pipeline, so that the water ice-making temperature in the filtering module and the water inlet pipeline is reduced, and the anti-freezing purpose is realized.
Description
Technical Field
The utility model relates to a water purifying device, in particular to a water purifying device capable of preventing water from freezing.
Background
Because of environmental pollution and water quality deterioration, water purification products are increasingly attracting attention, and water purification products gradually enter thousands of households. The water purification product brings clean drinking water to people and also brings hidden danger, such as flooding of the house floor caused by water leakage of the water purifier. Such accidents are caused by external environmental factors in addition to quality problems of the purified water product itself, parts and the like. If the environmental temperature is low, the water purifying product filter element and the management inner water are frozen, the volume is increased, the filter element or the pipeline is broken, and the water leakage accident occurs. This risk is even more serious, especially in places where there is no heating facility like heating in the room.
Therefore, a water purification product capable of preventing the water purification product waterway system from being frozen is needed, so that on one hand, the water leakage accident caused by the rupture of the waterway system due to the freezing of the pipeline can be avoided, and on the other hand, the condition that water cannot be taken due to the freezing of the pipeline can be avoided.
The Chinese patent No. ZL201520435643.9 (issued patent No. CN 204779190U) discloses a liftable water purifier, wherein an air inlet is arranged on a water outlet pipe of the patent, a heating device is arranged on the air inlet, the heating device is connected with an air source, heated air is introduced from the air inlet, the inside of the water purifier can be dried, and freezing and cracking of the inside of the water purifier can be prevented. The design of the patent can solve the problem of icing, but the whole design is complex, and the heater needs to be additionally provided with power, so that the energy consumption is high, the whole manufacturing cost is high, and the popularization and the application are not easy.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an antifreezing water purifying device which can reduce the water ice-forming temperature by entering brine into a filtering module.
Another technical problem to be solved by the present utility model is to provide an antifreezing water purifier with compact structure and low energy consumption.
A further technical problem to be solved by the present utility model is to provide a control method of an anti-freezing water purifying device for reducing the water ice temperature by entering brine into a filtering module.
Another technical problem to be solved by the present utility model is to provide a control method of an antifreezing water purifier with compact structure and low energy consumption, aiming at the above state of the art.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a purifier prevents frostbite, includes intake pipe, water outlet pipe, filtration module and water outlet valve, foretell filtration module has inlet port, waste water port and water purification port, foretell inlet port is connected with intake pipe, foretell water purification end is connected with the water outlet valve through water outlet pipe, its characterized in that the device still includes the salt case, the inlet end and the water outlet end of this salt case are connected with the both ends of intake pipe through first branch pipe and second branch pipe respectively, be equipped with first solenoid valve on the foretell first branch pipe, the last relative salt case of intake pipe has the second solenoid valve in parallel, waste water port on be equipped with waste water ratio solenoid valve.
Further, the second branch pipe is provided with a one-way valve which can prevent water from reversely entering the salt tank.
In order to realize automatic control, the device also comprises a controller and a temperature sensor for detecting the room temperature, wherein the controller is in control connection with the first electromagnetic valve, the second electromagnetic valve, the waste water ratio electromagnetic valve and the temperature sensor.
The waterway flushing time is judged through TDS, a first TDS detection head is connected in parallel to the salt tank on the water inlet pipeline, correspondingly, a second TDS detection head is arranged on the water outlet pipeline, and the first TDS detection head and the second TDS detection head are connected with a controller.
Preferably, the filtration module is a reverse osmosis module or a nanofiltration module.
To prevent the overflow of salt, two schemes can be adopted:
first, the salt case be close to the top and be equipped with the overflow pipe.
Second, salt case be equipped with the case lid that can open and close, be equipped with hall sensor on this case lid, salt case still is connected with the drain pipe, is equipped with the aforesaid hall sensor on this drain pipe and triggers the fourth solenoid valve that can open afterwards.
The utility model provides a purifier prevents frostbite, includes intake pipe, water outlet pipe, filtration module and water outlet valve, and foretell filtration module has intake port and water purification port, and foretell intake port is connected with intake pipe, and foretell water purification end passes through water outlet pipe and is connected with the water outlet valve, and its characterized in that the device still includes the salt case, and the intake end and the water outlet end of this salt case are connected with the both ends of intake pipe through first branch pipe and second branch pipe respectively, are equipped with first solenoid valve on foretell first branch pipe, the parallelly connected second solenoid valve that has of relative salt case on the intake pipe, the water outlet pipe on be connected with the waste water pipeline, be equipped with the third solenoid valve on this waste water pipeline.
Preferably, the filter module is a microfiltration module, an ultrafiltration module, a PP cotton filter element or an active carbon filter element.
A control method of an antifreezing water purification device comprises the following steps:
when the temperature sensor detects that the room temperature is lower than the set temperature, after the duration time reaches the preset time, the first electromagnetic valve is opened, the waste water is opened compared with the electromagnetic valve, water flows through the first branch pipe, the salt tank and the second branch pipe and then enters the filtering module, after the duration time is set, the first electromagnetic valve is closed, the waste water is closed compared with the electromagnetic valve, and the salt adding operation is completed;
when water is needed to be discharged, the controller firstly judges whether the salt adding operation is finished, after the salt adding operation is confirmed to be finished, the second electromagnetic valve is opened, the waste water ratio electromagnetic valve is opened, after the set time is continuously set, the waste water ratio electromagnetic valve is closed, and the water is discharged from the water outlet valve.
A control method of an antifreezing water purification device comprises the following steps:
when the temperature sensor detects that the room temperature is lower than the set temperature, after the duration time reaches the preset time, the first electromagnetic valve is opened, the waste water is opened compared with the electromagnetic valve, water flows through the first branch pipe, the salt tank and the second branch pipe and then enters the filtering module, after the duration time is set, the first electromagnetic valve is closed, the waste water is closed compared with the electromagnetic valve, and the salt adding operation is completed;
when the water is required to be discharged, the controller firstly judges whether the salt adding operation is finished, and after the salt adding operation is confirmed, when the difference between the TDS value obtained by the first TDS detection head and the TDS value obtained by the second TDS detection head is smaller than a set value, the controller judges that the flushing is finished, the waste water is closed than the electromagnetic valve, and the water outlet valve discharges water.
A control method of an antifreezing water purification device comprises the following steps:
when the temperature sensor detects that the room temperature is lower than the set temperature, after the duration time reaches the preset time, the first electromagnetic valve is opened, the third electromagnetic valve is opened, water flows through the first branch pipe, the salt tank and the second branch pipe and then enters the filtering module, after the duration time is set, the first electromagnetic valve is closed, the third electromagnetic valve is closed, and the salt adding operation is completed;
when water is needed to be discharged, the controller firstly judges whether salt adding operation is finished, after the salt adding operation is confirmed to be finished, the second electromagnetic valve is opened, the third electromagnetic valve is opened, after the set time is continued, the third electromagnetic valve is closed, and the water outlet valve discharges water.
A control method of an antifreezing water purification device comprises the following steps:
when the temperature sensor detects that the room temperature is lower than the set temperature, after the duration time reaches the preset time, the first electromagnetic valve is opened, the third electromagnetic valve is opened, water flows through the first branch pipe, the salt tank and the second branch pipe and then enters the filtering module, after the duration time is set, the first electromagnetic valve is closed, the third electromagnetic valve is closed, and the salt adding operation is completed;
when the water is required to be discharged, the controller firstly judges whether the salt adding operation is finished, and after the salt adding operation is confirmed to be finished, when the difference between the TDS value obtained by the first TDS detection head and the TDS value obtained by the second TDS detection head is smaller than a set value, the controller judges that the flushing is finished, and the third electromagnetic valve is closed, so that the water is discharged from the water outlet valve.
Compared with the prior art, the utility model has the advantages that: the brine in the salt tank enters the filtering module and the water inlet pipeline, so that the water ice-forming temperature in the filtering module and the water inlet pipeline is reduced, the anti-freezing purpose is realized, the influence on the original pipeline is small, the design is compact, and the energy consumption is low.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1.
Fig. 2 is a control schematic diagram of embodiment 1.
Fig. 3 is a schematic structural diagram of embodiment 2.
Fig. 4 is a control schematic diagram of embodiment 2.
Fig. 5 is a schematic structural diagram of embodiment 3.
Fig. 6 is a control schematic diagram of embodiment 3.
Fig. 7 is a schematic structural diagram of embodiment 4.
Fig. 8 is a control schematic diagram of embodiment 4.
Detailed Description
The utility model is described in further detail below with reference to the embodiments of the drawings.
In embodiment 1, as shown in fig. 1 and 2, the antifreeze water purifying device in this embodiment includes a water inlet pipeline 11, a water outlet pipeline 12, a filter module 1, a water outlet valve 4, a salt tank 3, a controller 10 and a temperature sensor 100 for detecting room temperature, wherein the filter module 1 has a water inlet port, a wastewater outlet port and a water purifying port, the water inlet port is connected with the water inlet pipeline 11, the water purifying end is connected with the water outlet valve 4 through the water outlet pipeline 12, and the water outlet valve 4 can adopt a common tap.
The water inlet end and the water outlet end of the salt tank 3 are respectively connected with the two ends of the water inlet pipeline 11 through a first branch pipe 31 and a second branch pipe 32, a first electromagnetic valve 21 is arranged on the first branch pipe 31, a second electromagnetic valve 22 is connected in parallel on the water inlet pipeline 11 opposite to the salt tank 3, and a waste water ratio electromagnetic valve 25 is arranged on a waste water port. The waste water can flow out in a smaller amount than when the electromagnetic valve 25 is completely closed, and the water purifying port basically does not flow out when the electromagnetic valve is completely opened.
The second branch pipe 32 is provided with a one-way valve 5 which can prevent water from reversely entering the salt tank 3.
The controller 10 is in control connection with the first solenoid valve 21, the second solenoid valve 22, the waste water ratio solenoid valve 25 and the temperature sensor 100.
The filtration module 1 in this embodiment is a reverse osmosis module or a nanofiltration module.
The salt tank 3 is provided with a tank cover 34 which can be opened and closed, a Hall sensor 35 is arranged on the tank cover 34, the salt tank 3 is also connected with a drain pipe 33, and the drain pipe 33 is provided with a fourth electromagnetic valve 24 which can be opened after the Hall sensor 35 is triggered. When salt is required to be added, the box cover 34 is opened, the Hall sensor 35 is triggered, the fourth electromagnetic valve 24 is opened, liquid in the salt box 3 is discharged, and overflow in the salt adding process is prevented. The above structure can of course be replaced by an overflow pipe, i.e. the salt tank 3 is provided with an overflow pipe near the top.
Salt substances harmless to human body, such as edible salt, soda, baking soda, sodium bisulphite, etc. can be put into the salt box 3.
The control method comprises the following steps:
when the temperature sensor 100 detects that the room temperature is lower than the set temperature (for example, 5 ℃), after the duration reaches the preset time (for example, 30 seconds), the first electromagnetic valve 21 is opened, the waste water is opened compared with the electromagnetic valve 25, the water flows into the filter module 1 after passing through the first branch pipe 31, the salt tank 3 and the second branch pipe 32, after the duration is set for a period (for example, 10 seconds), the first electromagnetic valve 21 is closed, the waste water is closed compared with the electromagnetic valve 25, and the salt adding operation is completed;
when the water is required to be discharged, the controller 10 firstly judges whether the salt adding operation is finished, after the salt adding operation is confirmed, the second electromagnetic valve 22 is opened, the waste water ratio electromagnetic valve 25 is opened, after the set time (such as 10 seconds) is continued, the waste water ratio electromagnetic valve 25 is closed, and the water is discharged from the water outlet valve 4.
In embodiment 2, as shown in fig. 3 and 4, a first TDS detection head 61 is connected in parallel to the salt tank 3 on the water inlet pipeline 11 in this embodiment, and correspondingly, a second TDS detection head 62 is provided on the water outlet pipeline 12, and both the first TDS detection head 61 and the second TDS detection head 62 are connected to the controller 10. Other structures refer to embodiment 1.
The control method comprises the following steps:
when the temperature sensor 100 detects that the room temperature is lower than the set temperature, after the duration time reaches the preset time, the first electromagnetic valve 21 is opened, the waste water is opened compared with the electromagnetic valve 25, the water flows into the filter module 1 after passing through the first branch pipe 31, the salt tank 3 and the second branch pipe 32, after the duration time is set, the first electromagnetic valve 21 is closed, the waste water is closed compared with the electromagnetic valve 25, and the salt adding operation is completed;
when the water is required to be discharged, the controller 10 firstly judges whether the salt adding operation is finished, after the salt adding operation is confirmed, when the difference between the TDS value obtained by the first TDS detection head 61 and the TDS value obtained by the second TDS detection head 62 is smaller than a set value (for example, a=10), the flushing is judged to be finished, the waste water is closed compared with the electromagnetic valve 25, and the water outlet valve 4 discharges water. Example 1 was judged by the set time, and this example was judged by TDS (total dissolved solids) detection.
In embodiment 3, as shown in fig. 5 and 6, a waste water pipe 13 is connected to the water outlet pipe 12 in this embodiment, and a third electromagnetic valve 23 is provided to the waste water pipe 13. The controller 10 is in control connection with a third solenoid valve 23. The filter module 1 in this embodiment may be a microfiltration module, an ultrafiltration module, a PP cotton filter cartridge or an activated carbon filter cartridge. Other structures refer to embodiment 1.
The control method comprises the following steps:
when the temperature sensor 100 detects that the room temperature is lower than the set temperature, after the duration time reaches the preset time, the first electromagnetic valve 21 is opened, the third electromagnetic valve 23 is opened, water flows into the filter module 1 after passing through the first branch pipe 31, the salt tank 3 and the second branch pipe 32, after the duration time is set, the first electromagnetic valve 21 is closed, the third electromagnetic valve 23 is closed, and the salt adding operation is completed;
when water is required to be discharged, the controller 10 firstly judges whether the salt adding operation is finished, after the salt adding operation is confirmed to be finished, the second electromagnetic valve 22 is opened, the third electromagnetic valve 23 is opened, after the set time is continued, the third electromagnetic valve 23 is closed, and the water outlet valve 4 is used for discharging water.
In embodiment 4, as shown in fig. 7 and 8, a first TDS detection head 61 is connected in parallel to the salt tank 3 on the water inlet pipeline 11 in this embodiment, and correspondingly, a second TDS detection head 62 is provided on the water outlet pipeline 12, and both the first TDS detection head 61 and the second TDS detection head 62 are connected to the controller 10. Other structures refer to embodiment 3.
The control method comprises the following steps:
when the temperature sensor 100 detects that the room temperature is lower than the set temperature, after the duration time reaches the preset time, the first electromagnetic valve 21 is opened, the third electromagnetic valve 23 is opened, water flows into the filter module 1 after passing through the first branch pipe 31, the salt tank 3 and the second branch pipe 32, after the duration time is set, the first electromagnetic valve 21 is closed, the third electromagnetic valve 23 is closed, and the salt adding operation is completed;
when the water is required to be discharged, the controller 10 firstly judges whether the salt adding operation is finished, after the salt adding operation is confirmed, when the difference between the TDS value obtained by the first TDS detection head 61 and the TDS value obtained by the second TDS detection head 62 is smaller than the set value, the flushing is judged to be finished, the third electromagnetic valve 23 is closed, and the water outlet valve 4 is discharged.
Claims (12)
1. The utility model provides an antifreezing water purification device, including intake pipe (11), outlet pipe way (12), filtration module (1) and water outlet valve (4), aforementioned filtration module (1) has inlet port, waste water port and water purification port, aforementioned inlet port is connected with intake pipe (11), aforementioned water purification port is connected with water outlet valve (4) through outlet pipe way (12), characterized by that the device still includes salt case (3), the inlet end and the outlet end of this salt case (3) are connected with the both ends of intake pipe (11) through first branch pipe (31) and second branch pipe (32) respectively, be equipped with first solenoid valve (21) on aforementioned first branch pipe (31), the last relative salt case (3) of intake pipe (11) have connected in parallel second solenoid valve (22), waste water port on be equipped with waste water ratio solenoid valve (25);
the device also comprises a controller (10) and a temperature sensor (100) for detecting the room temperature, wherein the controller (10) is in control connection with the first electromagnetic valve (21), the second electromagnetic valve (22), the waste water ratio electromagnetic valve (25) and the temperature sensor (100);
the water inlet pipeline (11) is connected with a first TDS detection head (61) in parallel relative to the salt tank (3), correspondingly, the water outlet pipeline (12) is provided with a second TDS detection head (62), and the first TDS detection head (61) and the second TDS detection head (62) are connected with the controller (10);
the filtering module (1) is a reverse osmosis module or a nanofiltration module.
2. The anti-freezing water purifying device according to claim 1, characterized in that the second branch pipe (32) is provided with a one-way valve (5) which can prevent water from reversely entering the salt tank (3).
3. The antifreeze water purifying device according to claim 1, wherein the salt tank (3) is provided with an overflow pipe near the top.
4. The antifreeze water purifying device according to claim 1 or 2, characterized in that the salt tank (3) is provided with a tank cover (34) which can be opened and closed, a hall sensor (35) is arranged on the tank cover (34), the salt tank (3) is also connected with a drain pipe (33), and a fourth electromagnetic valve (24) which can be opened after the hall sensor (35) is triggered is arranged on the drain pipe (33).
5. The utility model provides an antifreezing water purification device, including intake pipe (11), outlet pipe way (12), filtration module (1) and water outlet valve (4), aforementioned filtration module (1) has intake port and water purification port, aforementioned intake port is connected with intake pipe (11), aforementioned water purification port is connected with water outlet valve (4) through outlet pipe way (12), characterized by that the device still includes salt case (3), the intake end and the water outlet end of this salt case (3) are connected with the both ends of intake pipe (11) through first branch pipe (31) and second branch pipe (32) respectively, be equipped with first solenoid valve (21) on aforesaid first branch pipe (31), relative salt case (3) on intake pipe (11) connect in parallel have second solenoid valve (22), outlet pipe way (12) on be connected with waste water pipeline (13), be equipped with third solenoid valve (23) on this waste water pipeline (13);
the device also comprises a controller (10) and a temperature sensor (100) for detecting the room temperature, wherein the controller (10) is in control connection with the first electromagnetic valve (21), the second electromagnetic valve (22), the third electromagnetic valve (23) and the temperature sensor (100);
the water inlet pipeline (11) is connected with a first TDS detection head (61) in parallel relative to the salt tank (3), correspondingly, the water outlet pipeline (12) is provided with a second TDS detection head (62), and the first TDS detection head (61) and the second TDS detection head (62) are connected with the controller (10);
the filter module (1) is a micro-filter module, an ultrafiltration module, a PP cotton filter element or an active carbon filter element.
6. The antifreeze water purifying device according to claim 5, wherein the second branch pipe (32) is provided with a check valve (5) for preventing water from reversely entering the salt tank (3).
7. The antifreeze water purifying device according to claim 5 or 6, wherein the salt tank (3) is provided with an overflow pipe near the top.
8. The antifreeze water purifying device according to claim 5 or 6, characterized in that the salt tank (3) is provided with a openable and closable tank cover (34), the tank cover (34) is provided with a hall sensor (35), the salt tank (3) is further connected with a drain pipe (33), and the drain pipe (33) is provided with a fourth electromagnetic valve (24) which can be opened after the hall sensor (35) is triggered.
9. A control method of the antifreeze water purifying apparatus as claimed in claim 1, comprising the steps of:
when the temperature sensor (100) detects that the room temperature is lower than the set temperature, after the duration reaches the preset time, the first electromagnetic valve (21) is opened, the waste water is opened compared with the electromagnetic valve (25), water flows through the first branch pipe (31), the salt tank (3) and the second branch pipe (32) and then enters the filter module (1), after the duration is set, the first electromagnetic valve (21) is closed, the waste water is closed compared with the electromagnetic valve (25), and the salt adding operation is completed;
when water is required to be discharged, the controller (10) firstly judges whether the salt adding operation is finished, after the salt adding operation is confirmed to be finished, the second electromagnetic valve (22) is opened, the waste water ratio electromagnetic valve (25) is opened, after the set time is continued, the waste water ratio electromagnetic valve (25) is closed, and the water outlet valve (4) discharges water.
10. A control method of the antifreeze water purifying apparatus as claimed in claim 1, comprising the steps of:
when the temperature sensor (100) detects that the room temperature is lower than the set temperature, after the duration reaches the preset time, the first electromagnetic valve (21) is opened, the waste water is opened compared with the electromagnetic valve (25), water flows through the first branch pipe (31), the salt tank (3) and the second branch pipe (32) and then enters the filter module (1), after the duration is set, the first electromagnetic valve (21) is closed, the waste water is closed compared with the electromagnetic valve (25), and the salt adding operation is completed;
when water is required to be discharged, the controller (10) firstly judges whether the salt adding operation is finished, after the salt adding operation is confirmed to be finished, the second electromagnetic valve (22) is opened, the waste water ratio electromagnetic valve (25) is opened, when the difference between the TDS value obtained by the first TDS detection head (61) and the TDS value obtained by the second TDS detection head (62) is smaller than a set value, the flushing is judged to be finished, the waste water ratio electromagnetic valve (25) is closed, and the water outlet valve (4) discharges water.
11. A control method of the antifreeze water purifying apparatus as claimed in claim 5, comprising the steps of:
when the temperature sensor (100) detects that the room temperature is lower than the set temperature, after the duration reaches the preset time, the first electromagnetic valve (21) is opened, the third electromagnetic valve (23) is opened, water flows through the first branch pipe (31), the salt box (3) and the second branch pipe (32) and then enters the filter module (1), after the duration is set, the first electromagnetic valve (21) is closed, the third electromagnetic valve (23) is closed, and the salt adding operation is completed;
when water is required to be discharged, the controller (10) firstly judges whether the salt adding operation is finished, after the salt adding operation is confirmed to be finished, the second electromagnetic valve (22) is opened, the third electromagnetic valve (23) is opened, after the set time is continued, the third electromagnetic valve (23) is closed, and the water outlet valve (4) discharges water.
12. A control method of the antifreeze water purifying apparatus as claimed in claim 5, comprising the steps of:
when the temperature sensor (100) detects that the room temperature is lower than the set temperature, after the duration reaches the preset time, the first electromagnetic valve (21) is opened, the third electromagnetic valve (23) is opened, water flows through the first branch pipe (31), the salt box (3) and the second branch pipe (32) and then enters the filter module (1), after the duration is set, the first electromagnetic valve (21) is closed, the third electromagnetic valve (23) is closed, and the salt adding operation is completed;
when water is required to be discharged, the controller (10) firstly judges whether salt adding operation is finished, after the salt adding operation is confirmed to be finished, the second electromagnetic valve (22) is opened, the third electromagnetic valve (23) is opened, when the difference between the TDS value obtained by the first TDS detection head (61) and the TDS value obtained by the second TDS detection head (62) is smaller than a set value, flushing is judged to be finished, and the third electromagnetic valve (23) is closed, so that water is discharged from the water outlet valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN112890605B (en) * | 2021-01-11 | 2022-05-17 | 宁波方太厨具有限公司 | Control method of water purification coffee and tea bar integrated machine |
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| CN201729701U (en) * | 2010-04-09 | 2011-02-02 | 田禾 | Water demineralizer convenient for site assembly |
| CN104828994A (en) * | 2015-05-11 | 2015-08-12 | 中通汽车工业集团有限责任公司 | Vehicle-mounted type sewage recycling system |
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| CN208878071U (en) * | 2018-07-06 | 2019-05-21 | 宁波方太厨具有限公司 | Antifreeze purifier |
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| CN201729701U (en) * | 2010-04-09 | 2011-02-02 | 田禾 | Water demineralizer convenient for site assembly |
| CN104828994A (en) * | 2015-05-11 | 2015-08-12 | 中通汽车工业集团有限责任公司 | Vehicle-mounted type sewage recycling system |
| CN204728397U (en) * | 2015-07-02 | 2015-10-28 | 中国矿业大学 | Underground filter pipe |
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| CN208878071U (en) * | 2018-07-06 | 2019-05-21 | 宁波方太厨具有限公司 | Antifreeze purifier |
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