CN103936179A - Drinking water treatment equipment - Google Patents
Drinking water treatment equipment Download PDFInfo
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- CN103936179A CN103936179A CN201410100331.2A CN201410100331A CN103936179A CN 103936179 A CN103936179 A CN 103936179A CN 201410100331 A CN201410100331 A CN 201410100331A CN 103936179 A CN103936179 A CN 103936179A
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- valve
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- water
- pressure
- filtering unit
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- 239000003651 drinking water Substances 0.000 title claims abstract description 40
- 235000020188 drinking water Nutrition 0.000 title claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 145
- 238000001914 filtration Methods 0.000 claims abstract description 68
- 238000003860 storage Methods 0.000 claims abstract description 55
- 239000008399 tap water Substances 0.000 claims description 30
- 235000020679 tap water Nutrition 0.000 claims description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 238000001179 sorption measurement Methods 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000002455 scale inhibitor Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000005057 refrigeration Methods 0.000 claims description 6
- 230000001954 sterilising effect Effects 0.000 claims description 4
- 238000004659 sterilization and disinfection Methods 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 3
- 238000000108 ultra-filtration Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 239000012528 membrane Substances 0.000 abstract description 6
- 238000005406 washing Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000001223 reverse osmosis Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 235000012206 bottled water Nutrition 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention provides drinking water treatment equipment. The equipment includes: an RO membrane filter, which is equipped with a water inlet, a drinking water outlet and a washing water outlet connected to a first valve; a preposed filtering unit, the output end of which is connected to the water inlet of the RO membrane filter; a booster pump, which is disposed between the output end of the preposed filtering unit and the water inlet of the RO membrane filter; a pressure water storage bucket, which is connected to the drinking water outlet and is equipped with a water outlet connected with a second valve; a pressure sensor, which is disposed in the pressure water storage bucket; a first three-position two-way valve, which has a first port connected to the input end of the preposed filtering unit, a second port connected to the output end of the preposed filtering unit, and a third port connected to the washing water outlet; a first normally-closed valve, which is arranged between the drinking water outlet and the second valve; a controller, which is in connection with the first valve, the booster pump, the second valve, the pressure sensor, the first three-position two-way valve and the first normally-closed valve respectively. According to the embodiment of the invention, the drinking water treatment equipment has a simple structure, and can maximumly utilize water resources.
Description
Technical field
The present invention relates to water-treatment technology field, particularly relate to a kind of drinking water treatment equipment.
Background technology
Existing reverse osmosis membrane water purifier, due to can be by all filterings such as harmful impurity nearly all in water, heavy metal, bacterium, virus, so be a kind of comparatively conventional method of producing water purification.Reverse osmosis membrane water purifier can produce a large amount of condensed water in producing the process of water purification, in general produces the condensed water that 1 part of pure water can produce 3 parts.
In correlation technique, undrinkable water is that condensed water is directly discharged, and this is a kind of great waste for the water resources of growing tension, and has restricted to a certain extent the universal and development of reverse osmosis membrane water purifier.The water for cleaning such as condensed water can be used as toilet flushing, wash clothes.
Summary of the invention
The present invention is intended to solve at least to a certain extent one of technical problem in correlation technique.
For this reason, one object of the present invention is to propose a kind of simple in structure, drinking water treatment equipment that can at utmost utilize water resources.
Drinking water treatment equipment according to the embodiment of the present invention, comprising: RO film filter, and described RO film filter has water-in, tap water outlet and rinse water outlet, and wherein, described rinse water outlet is connected with the first valve; Preposition filtering unit, the output terminal of described preposition filtering unit is connected with the water-in of described RO film filter; Topping-up pump, described topping-up pump is located between the output terminal of described preposition filtering unit and the water-in of described RO film filter; Pressure water storage barrel, described pressure water storage barrel is connected with described tap water outlet and described pressure water storage barrel has water outlet, and described water outlet is connected with second valve; Pressure transmitter, described pressure transmitter is located in described pressure water storage barrel for detection of the pressure in described pressure water storage barrel; The one or three two-port valve with the first port, the second port and the 3rd port, described the first port is connected with the input terminus of described preposition filtering unit, described the second port is connected with the output terminal of described preposition filtering unit, and described the 3rd port is connected with described rinse water outlet; The first normally closed valve, described the first normally closed valve is located between described tap water outlet and described second valve; And controller, described controller is connected with described the first normally closed valve with described the first valve, described topping-up pump, described second valve, described pressure transmitter, described the one or three two-port valve respectively.
According to the drinking water treatment equipment of the embodiment of the present invention, when user uses water for cleaning, the tap water that RO membrane filtration core is made leaves in pressure water storage barrel, simple in structure, can at utmost to water resources, utilize.
In addition, drinking water treatment equipment according to the above embodiment of the present invention can also have following additional technical characterictic:
According to an example of the present invention, described drinking water treatment equipment also comprises ionic adsorption device and the two or three two-port valve, described ionic adsorption device is located between described supercharging delivery side of pump and described water-in, described the two or three two-port valve has the 4th port, five-port and the 6th port and described the two or three two-port valve is connected with described controller, described the 4th port is connected with described supercharging delivery side of pump, described five-port is connected with the output terminal of described ionic adsorption device, and described the 6th port is connected with described water-in.
According to an example of the present invention, described preposition filtering unit comprises a plurality of coarse filtration cores of serial connection successively.
According to an example of the present invention, described coarse filtration core is selected from PP cotton and crosses filter core, activated carbon filtration core, softened choosing any one kind of them in filter core and ultrafiltration core.
According to an example of the present invention, described drinking water treatment equipment also comprises rearmounted filtering unit, and described rearmounted filtering unit is connected between the water outlet and described second valve of described pressure water storage barrel.
According to an example of the present invention, described rearmounted filtering unit comprises that activated carbon filtration core and/or ultra-violet sterilization cross filter core.
According to an example of the present invention, described drinking water treatment equipment also comprises pressure maintaining valve and the protective valve that leaks, and described pressure maintaining valve is located at the input terminus of described preposition filtering unit, described in the protective valve that leaks be located at the upstream of described pressure maintaining valve.
According to an example of the present invention, between described rinse water outlet and described the first valve, be also provided with heating unit and/or refrigeration plant, between described tap water outlet and described second valve, be also provided with heating unit and/or refrigeration plant.
According to an example of the present invention, described drinking water treatment equipment also comprises Scale inhibitors adding set, before described Scale inhibitors adding set is located at described water-in.
Drinking water treatment equipment according to the embodiment of the present invention, comprising: RO film filter, and described RO film filter has water-in, tap water outlet and rinse water outlet, and wherein, described rinse water outlet is connected with the first valve; Preposition filtering unit, the output terminal of described preposition filtering unit is connected with the water-in of described RO film filter; Topping-up pump, described topping-up pump is located between the output terminal of described preposition filtering unit and the water-in of described RO film filter; Pressure water storage barrel, described pressure water storage barrel is connected with described tap water outlet and described pressure water storage barrel has water outlet, and described water outlet is connected with second valve; Pressure transmitter, described pressure transmitter is located in described pressure water storage barrel for detection of the pressure in described pressure water storage barrel; The second normally closed valve, described the second normally closed valve is located between the output terminal and described the first valve of described preposition filtering unit; The 3rd normally closed valve, described the 3rd normally closed valve is located between the output terminal and described second valve of described preposition filtering unit; And controller, described controller is connected with described the first valve, described topping-up pump, described second valve, described pressure transmitter, described the second normally closed valve and described the 3rd normally closed valve respectively.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of drinking water treatment equipment according to an embodiment of the invention;
Fig. 2 is the schematic diagram of drinking water treatment equipment according to another embodiment of the present invention; With
Fig. 3 is according to the schematic diagram of the drinking water treatment equipment of further embodiment of this invention.
Embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
Below with reference to accompanying drawing, describe the drinking water treatment equipment according to the embodiment of the present invention in detail.
As depicted in figs. 1 and 2, the drinking water treatment equipment according to the embodiment of the present invention, comprising: RO film filter 10, preposition filtering unit 30, topping-up pump 20, pressure water storage barrel 40, pressure transmitter 50, the one or three two-port valve 70, the first normally closed valves 91 and controller (not shown)s.
Specifically, RO film filter 10 has water-in 11, tap water outlet 12 and rinse water outlet 13.Wherein, rinse water outlet 13 is connected with the first valve 61.
The output terminal of preposition filtering unit 30 is connected with the water-in 11 of RO film filter 10.
Topping-up pump 20 is located between the output terminal of preposition filtering unit 30 and the water-in 11 of RO film filter 10.
Pressure water storage barrel 40 is connected with tap water outlet 12 and pressure water storage barrel 40 has water outlet 41.Water outlet 41 is connected with second valve 62.
Pressure transmitter 50 is located in pressure water storage barrel 40 for detection of the pressure in pressure water storage barrel 40.
The one or three two-way, 70 have the first port 71, the second port 72 and the 3rd port 73.The first port 71 is connected with the input terminus of preposition filtering unit 30, and the second port 72 is connected with the output terminal of preposition filtering unit 30, and the 3rd port 73 is connected with rinse water outlet 13.
The first normally closed valve 91 is located between tap water outlet 12 and second valve 62.
Described controller is connected with the first normally closed valve 91 with the first valve 61, topping-up pump 20, second valve 62, the 50, the 1 two-port valve 70 of pressure transmitter respectively.
Simply introduce according to the working process of the drinking water treatment equipment of the embodiment of the present invention below.
First, interior during without tap water when pressure water storage barrel 40, pressure water storage barrel 40 has the first predetermined pressure, and when the full tap water of the interior storage of pressure water storage barrel 40, pressure water storage barrel 40 has the second predetermined pressure.
Pressure in pressure transmitter 50 detects pressure water storage barrel 40 is between the first predetermined pressure and the second predetermined pressure time, the first port 71, the second port 72 and the 3rd port 73 that described controller is controlled three two-port valves 70 all disconnect, and described controller allows topping-up pump 20 to open when the first valve 61 conducting.
In other words, when water butt 40 interior storages drink the water yield between anhydrous state and full water state, when user uses water for cleaning, allow topping-up pump 20 to open so that RO film filter 10 carries out work.Thus, the tap water that RO film filter 10 can be made is stored in pressure water storage barrel 40, in order to user, uses.
When the pressure in pressure transmitter 50 detects pressure water storage barrel 40 equals the second predetermined pressure, described controller forbids that topping-up pump 20 opens when the first valve 61 conducting.Now, if the first valve 61 conductings, described controller is controlled the first port 71 disconnections of three two-port valves 70 and is controlled the second port 72 and the 3rd port 73 conductings of three two-port valves 70.
That is to say, when water butt 40 interior full water, by forbidding that the means that topping-up pump 20 is opened forbid 10 work of RO film filter.Now, the water for cleaning that user uses is through the pretreated water of preposition filtering unit 30.
When the pressure in pressure transmitter 50 detects pressure water storage barrel 40 equals the first predetermined pressure, described controller allows topping-up pump 20 to open when second valve 60 conducting.Now, if when user need to use tap water, described controller is controlled the second port 72 disconnections of three two-port valves 70 and is controlled the first port 71 and the 3rd port 73 conductings of three two-port valves 70, and the first normally closed valve 91 is opened simultaneously.
In other words, interior anhydrous when water butt 40, and user is need to use tap water time, by the means that allow topping-up pump 20 to open, is that 10 work of RO film filter are with instant potable water.Because pressure water storage barrel 40 has the first predetermined pressure under anhydrous state, therefore the first normally closed valve 91 is set and connects tap water outlet 12 and second valve 62.The water-in that rinse water enters in pre-process unit 30 again by RO film filter 10 carries out circulating filtration, to save water resources.
To sum up, according to user's water demand (use water for cleaning or use tap water) and according to the situation of the interior storage water yield of pressure water storage barrel 40 (anhydrous, full water or between anhydrous and full water), by switching pipeline, controlling the unlatching of topping-up pump 20 and control the means such as whether working of RO film filter 10, meeting under the prerequisite of user's water demand, avoid the water waste in water utilizing process, greatly saved water resources.
According to an example of the present invention, described drinking water treatment equipment also comprises ionic adsorption device 101 and the two or three two-port valve 102.Ionic adsorption device 101 is located between the output terminal and water-in 11 of topping-up pump 20.The two or three two-port valve 102 has the 4th port one 021, five-port 1022 and the 6th port one 023.The two or three two-port valve 102 is connected with described controller.The 4th port one 021 is connected with the output terminal of topping-up pump 20, and five-port 1022 is connected with the output terminal of ionic adsorption device 101, and the 6th port one 023 is connected with water-in 11.
In other words, above-mentioned " pressure in pressure water storage barrel 40 between the first predetermined pressure and the second predetermined pressure time " and " when the pressure in pressure water storage barrel 40 equals the second predetermined pressure ", the five-port 1022 that described controller is controlled the two or three two-port valve 102 disconnects and controls the two or three two-port valve 102 the 4th port one 021 and the 6th port one 023 connection.
And when occurring that " water butt 40 is interior anhydrous, and user is need to use tap water time ", due to " water-in that rinse water enters in pre-process unit 30 again by RO film filter 10 carries out circulating filtration ", can improve the ionic concn in water, increase the burden of RO film filter 10, now, the 4th port one 021 that described controller is controlled the two or three two-port valve 102 disconnects and controls the two or three two-port valve 102 five-port 1022 and the 6th port one 023 connection, to enter the water of RO film filter 10 first through 101 pre-treatment of ionic adsorption device, to alleviate the ionic concn burden of RO film filter 10, guarantee that user uses the quality of tap water.
As depicted in figs. 1 and 2, according to an example of the present invention, preposition filtering unit 30 comprises a plurality of coarse filtration cores 31,32,33,34 of serial connection successively.Advantageously, coarse filtration core 31,32,33,34 can be selected from PP cotton filter core, activated carbon filtration core excessively, soften choosing any one kind of them in filter core and ultrafiltration core.Thus, can be to carrying out pre-treatment, to alleviate the processing load of RO film filter 10.
As depicted in figs. 1 and 2, according to an example of the present invention, described drinking water treatment equipment also comprises rearmounted filtering unit 80.Rearmounted filtering unit 80 is connected between the water outlet 401 and second valve 62 of pressure water storage barrel 40.Advantageously, rearmounted filtering unit 80 comprises that activated carbon filtration core and/or ultra-violet sterilization cross filter core.Thus, can when user uses tap water, the tap water in pressure water storage barrel 40 further be adsorbed and/or sterilization, guarantee to use safety.
According to an example of the present invention; described drinking water treatment equipment also comprises pressure maintaining valve (not shown) and the protective valve (not shown) of leaking; described pressure maintaining valve is located at the input terminus of preposition filtering unit 30, described in the protective valve that leaks be located at the upstream of described pressure maintaining valve.Thus, pressure maintaining valve is set and can stablizes hydraulic pressure, facility leaks protective valve can be by the protective valve cut-out water route that leaks when water leakage fault appears in drinking water treatment equipment according to the present invention.Described pressure maintaining valve can also certain filter core in preposition filtering unit 30 be combined and be formed preposition voltage stabilizing filter core, can play the effect of stablizing hydraulic pressure equally.
According to an example of the present invention, between rinse water outlet the 13 and first valve 61, be also provided with heating unit (not shown) and/or refrigeration plant (not shown).Between tap water outlet 12 and second valve 62, be also provided with heating unit (not shown) and/or refrigeration plant (not shown).Thus, can water be heated and/or be freezed, user-friendly.
According to an example of the present invention, described drinking water treatment equipment also comprises Scale inhibitors adding set (not shown), before described Scale inhibitors adding set is located at water-in 11.That is, when water hardness is too high, water, before entering RO film filter 10, adds Scale inhibitors in water, and the calcium ions and magnesium ions fouling on RO film filter 10 in can effective means water can extend work-ing life of RO film filter 10.
As shown in Figure 3, drinking water treatment equipment, comprising: RO film filter 10 according to another embodiment of the present invention, preposition filtering unit 30, topping-up pump 20, pressure water storage barrel 40, pressure transmitter 50, the second normally closed valve 92, the three normally closed valves 93 and controller (not shown)s.
Specifically, RO film filter 10 has water-in 11, tap water outlet 12 and rinse water outlet 13.Wherein, rinse water outlet 13 is connected with the first valve 61.
The output terminal of preposition filtering unit 30 is connected with the water-in 11 of RO film filter 10.
Topping-up pump 20 is located between the output terminal of preposition filtering unit 30 and the water-in 11 of RO film filter 10.
Pressure water storage barrel 40 is connected with tap water outlet 12 and pressure water storage barrel 40 has water outlet 41.Water outlet 41 is connected with second valve 62.
Pressure transmitter 50 is located in pressure water storage barrel 40 for detection of the pressure in pressure water storage barrel 40.
The second normally closed valve 92 is located between the output terminal and the first valve 61 of preposition filtering unit 30.
The 3rd normally closed valve 93 is located between the output terminal and second valve 62 of preposition filtering unit 30.
Described controller is connected with the 3rd normally closed valve 93 with the first valve 61, topping-up pump 20, second valve 62, pressure transmitter 50, the second normally closed valve 92 respectively.
Pressure in pressure transmitter 50 detects pressure water storage barrel 40 is between the first predetermined pressure and the second predetermined pressure time, and described controller allows topping-up pump 20 to open when the first valve 61 conducting.
When the pressure in pressure transmitter 50 detects pressure water storage barrel 40 equals the second predetermined pressure, described controller forbids that topping-up pump 20 opens when the first valve 61 conducting, and described controller is controlled the second normally closed valve and opened.Now, user to use water for cleaning be through the pretreated water of preposition filtering unit 30.
When the pressure in pressure transmitter 50 detects pressure water storage barrel 40 equals the first predetermined pressure, if when user opens second valve 62, described controller is forbidden topping-up pump 20 unlatchings, and described controller control the 3rd normally closed valve is opened.Now, user uses and quotes water is through the pretreated water of preposition filtering unit 30, usings as emergent use.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axially ", " radially ", orientation or the position relationship of indications such as " circumferentially " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, the implication of " a plurality of " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or be integral; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, First Characteristic Second Characteristic " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary indirect contact.And, First Characteristic Second Characteristic " on ", " top " and " above " but First Characteristic directly over Second Characteristic or oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " can be First Characteristic under Second Characteristic or tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And, the specific features of description, structure, material or feature can one or more embodiment in office or example in suitable mode combination.In addition,, not conflicting in the situation that, those skilled in the art can carry out combination and combination by the feature of the different embodiment that describe in this specification sheets or example and different embodiment or example.
Although illustrated and described embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, modification, replacement and modification.
Claims (10)
1. a drinking water treatment equipment, is characterized in that, comprising:
RO film filter, described RO film filter has water-in, tap water outlet and rinse water outlet, and wherein, described rinse water outlet is connected with the first valve;
Preposition filtering unit, the output terminal of described preposition filtering unit is connected with the water-in of described RO film filter;
Topping-up pump, described topping-up pump is located between the output terminal of described preposition filtering unit and the water-in of described RO film filter;
Pressure water storage barrel, described pressure water storage barrel is connected with described tap water outlet and described pressure water storage barrel has water outlet, and described water outlet is connected with second valve;
Pressure transmitter, described pressure transmitter is located in described pressure water storage barrel for detection of the pressure in described pressure water storage barrel;
The one or three two-port valve with the first port, the second port and the 3rd port, described the first port is connected with the input terminus of described preposition filtering unit, described the second port is connected with the output terminal of described preposition filtering unit, and described the 3rd port is connected with described rinse water outlet;
The first normally closed valve, described the first normally closed valve is located between described tap water outlet and described second valve; With
Controller, described controller is connected with described the first normally closed valve with described the first valve, described topping-up pump, described second valve, described pressure transmitter, described the one or three two-port valve respectively.
2. drinking water treatment equipment according to claim 1, it is characterized in that, also comprise ionic adsorption device and the two or three two-port valve, described ionic adsorption device is located between described supercharging delivery side of pump and described water-in, described the two or three two-port valve has the 4th port, five-port and the 6th port and described the two or three two-port valve is connected with described controller, described the 4th port is connected with described supercharging delivery side of pump, described five-port is connected with the output terminal of described ionic adsorption device, and described the 6th port is connected with described water-in.
3. drinking water treatment equipment according to claim 1, is characterized in that, described preposition filtering unit comprises a plurality of coarse filtration cores of serial connection successively.
4. drinking water treatment equipment according to claim 3, is characterized in that, described coarse filtration core is selected from PP cotton and crosses filter core, activated carbon filtration core, softened choosing any one kind of them in filter core and ultrafiltration core.
5. according to the drinking water treatment equipment described in any one in claim 1-4, it is characterized in that, also comprise rearmounted filtering unit, described rearmounted filtering unit is connected between the water outlet and described second valve of described pressure water storage barrel.
6. drinking water treatment equipment according to claim 5, is characterized in that, described rearmounted filtering unit comprises that activated carbon filtration core and/or ultra-violet sterilization cross filter core.
7. according to the drinking water treatment equipment described in any one in claim 1-4, it is characterized in that, also comprise pressure maintaining valve and the protective valve that leaks, described pressure maintaining valve is located at the input terminus of described preposition filtering unit, described in the protective valve that leaks be located at the upstream of described pressure maintaining valve.
8. according to the drinking water treatment equipment described in any one in claim 1-4, it is characterized in that, between described rinse water outlet and described the first valve, be also provided with heating unit and/or refrigeration plant, between described tap water outlet and described second valve, be also provided with heating unit and/or refrigeration plant.
9. according to the drinking water treatment equipment described in any one in claim 1-4, it is characterized in that, also comprise Scale inhibitors adding set, before described Scale inhibitors adding set is located at described water-in.
10. a drinking water treatment equipment, is characterized in that, comprising:
RO film filter, described RO film filter has water-in, tap water outlet and rinse water outlet, and wherein, described rinse water outlet is connected with the first valve;
Preposition filtering unit, the output terminal of described preposition filtering unit is connected with the water-in of described RO film filter;
Topping-up pump, described topping-up pump is located between the output terminal of described preposition filtering unit and the water-in of described RO film filter;
Pressure water storage barrel, described pressure water storage barrel is connected with described tap water outlet and described pressure water storage barrel has water outlet, and described water outlet is connected with second valve;
Pressure transmitter, described pressure transmitter is located in described pressure water storage barrel for detection of the pressure in described pressure water storage barrel;
The second normally closed valve, described the second normally closed valve is located between the output terminal and described the first valve of described preposition filtering unit;
The 3rd normally closed valve, described the 3rd normally closed valve is located between the output terminal and described second valve of described preposition filtering unit; With
Controller, described controller is connected with described the first valve, described topping-up pump, described second valve, described pressure transmitter, described the second normally closed valve and described the 3rd normally closed valve respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410100331.2A CN103936179B (en) | 2014-03-18 | 2014-03-18 | Drinking water treatment equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410100331.2A CN103936179B (en) | 2014-03-18 | 2014-03-18 | Drinking water treatment equipment |
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| Publication Number | Publication Date |
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| CN103936179A true CN103936179A (en) | 2014-07-23 |
| CN103936179B CN103936179B (en) | 2015-11-18 |
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| CN201410100331.2A Active CN103936179B (en) | 2014-03-18 | 2014-03-18 | Drinking water treatment equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN109354275A (en) * | 2018-09-18 | 2019-02-19 | 天津克立恩环保科技有限公司 | A kind of water purification system and its Processing for removing method with advanced oxidation function |
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| CN106673240A (en) * | 2015-11-09 | 2017-05-17 | 张伟斌 | Water purification system in quality grading manner |
| CN106673240B (en) * | 2015-11-09 | 2023-09-26 | 张伟斌 | Quality-dividing water purifying system |
| CN105668899A (en) * | 2016-04-19 | 2016-06-15 | 青川县科腾电子开发有限公司 | Integrated water purifying general assembly |
| CN105668899B (en) * | 2016-04-19 | 2018-06-26 | 青川县科腾电子开发有限公司 | A kind of integral type water purification general assembly |
| CN108178358A (en) * | 2018-02-08 | 2018-06-19 | 青岛德诚誉电器科技有限公司 | One kind water pressure control structure in water purifier |
| CN109354275A (en) * | 2018-09-18 | 2019-02-19 | 天津克立恩环保科技有限公司 | A kind of water purification system and its Processing for removing method with advanced oxidation function |
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| CN103936179B (en) | 2015-11-18 |
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