CN202717661U - Non-water water direct drinking water purifying equipment - Google Patents

Non-water water direct drinking water purifying equipment Download PDF

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Publication number
CN202717661U
CN202717661U CN 201220382786 CN201220382786U CN202717661U CN 202717661 U CN202717661 U CN 202717661U CN 201220382786 CN201220382786 CN 201220382786 CN 201220382786 U CN201220382786 U CN 201220382786U CN 202717661 U CN202717661 U CN 202717661U
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CN
China
Prior art keywords
water
filtration system
combination
membrane filtration
recovery tank
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Expired - Fee Related
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CN 201220382786
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Chinese (zh)
Inventor
吴咏敬
孙斌
高新南
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孙斌
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Priority to CN 201220382786 priority Critical patent/CN202717661U/en
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Publication of CN202717661U publication Critical patent/CN202717661U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model discloses non-waste water direct drinking water purifying equipment which comprises a coarse filtering system, a combination membrane filtering system, a postposition treatment system and a water purifying tank. The non-waste water direct drinking water purifying equipment is further provided with a return water system. A water outlet of the course filtering system is connected with the return water system, and a thick water outlet of the combination membrane filtering system is connected with the return water system. Due to the arrangement of the return water system, waste water of the combination membrane filtering system is comprehensively recycled, treated waste water is effectively used, the water production rate of the purifying system is fully improved, the purpose of effective water saving is achieved, and the treated waste water is treated again to effectively protect a treatment filter element and to prolong service life of the filter element. A water storage function of a return water tank is fully used, and a high-qualified water source is provided for back washing tasks of the coarse filtering system, the combination membrane filtering system and the return water system. The non-waste water direct drinking water purifying equipment can automatically operate, is easy and convenient to operate, can effectively make use of original conditions, and is easy to modify and install, free of additional novel equipment, economical, and feasible.

Description

Without waste water direct-drinking water water purifying plant
Technical field
The utility model relates to a kind of direct-drinking water water cleaning systems, and is particularly a kind of without waste water direct-drinking water water purifying plant, has the direct-drinking water water cleaning systems of return water system.
Background technology
At present, the direct-drinking water water cleaning systems does not generally all arrange return water system, so no matter when, there is the producing water ratio problem in the combined films system that the direct-drinking water water cleaning systems comprises.Therefore there is certain difference in the water yield of the direct-drinking water of output and process coarse filtration system, and the water of this part difference has just directly been discharged as " waste water ".Such mode of production has not only been wasted a large amount of water, and the product water inefficiency of system, and whole water cleaning systems has been played obvious restriction.
The utility model content
The utility model wants the technical solution problem to be: for the defects of prior art, provide a kind of without waste water direct-drinking water water purifying plant.
In order to solve above technical problem, of the present utility model without waste water direct-drinking water water purifying plant, composition comprises: coarse filtration system, combination of membrane filtration system, post processing system, clear water tanks, it is characterized in that: also have return water system, the water outlet of described coarse filtration system connects return water system, and the dense water water outlet of described combination of membrane filtration system connects return water system.
Further, the utility model is without in the waste water direct-drinking water water purifying plant, described return water system has recovery tank, automatic control device, the water outlet of coarse filtration system is connected with the first water-in of recovery tank, the dense water water outlet of combination of membrane filtration system is connected with the second water-in of recovery tank, described automatic control device comprises: the PLC programmable controller, what be connected with the PLC programmable controller is installed on respectively recovery tank, the first water level sensor on the clear water tanks, the second water level sensor, and the pressure inductor that is positioned at the dense water water outlet end of combination of membrane filtration system, the first motor-driven control valve that is controlled by described PLC programmable controller, the second motor-driven control valve, topping-up pump, described the first motor-driven control valve is installed on the water outlet end of activated charcoal filter, described the second motor-driven control valve is installed on combination of membrane filtration system dense water water outlet side, and topping-up pump is installed on the inlet end pipeline of combination of membrane filtration system.
The utility model enters the return water system recovery tank without the dense water of the combination of membrane filtration system processing generation of waste water direct-drinking water water cleaning systems by pipeline; again utilize; waste water resource not; and dense water water quality is better than the water outlet of coarse filtration system; therefore it is utilized again effective protection combination membrane filtration system, prolong its work-ing life.
Further, recovery tank top absolute altitude is lower than post processing system, utilizes natural pressure head control water (flow) direction, reduces energy consumption.When pressure inductor is sensed dense water pressure from the combination of membrane filtration system, cut off the coarse filtration system water supplement, so that the dense water of processing (" waste water ") preferentially enters the return water system recovery tank.
Further, the utility model also has coarse filtration system back-purge system without waste water direct-drinking water water purifying plant, and combination of membrane filtration system back-purge system, described coarse filtration system back-purge system is connected with recovery tank by the water outlet of the first backwashing pump with the coarse filtration system; Described combination of membrane filtration system back-purge system is connected with recovery tank by the dense water water outlet of the second backwashing pump with the combination of membrane filtration system.Described back-purge system has been born the back flushing task of coarse filtration system, combination of membrane filtration system and return water system.
Further, described coarse filtration system is made of the quartz filter, the activated charcoal filter that connect successively.
Further, described combination of membrane filtration system is made of the cotton strainer of a PP who connects successively, nanofiltration combination of membrane filtration device.
Further, described post processing system is made of the mineralizer that connects successively, the cotton strainer of the 2nd PP, ultraviolet sterilizer.
In this equipment, the coarse filtration system comprises quartz sand, carbon filter, and main effect is to remove suspended substance, reduces turbidity; Deodorizing, look, chlorine, partial organic substances and heavy metal.Return water system comprises recovery tank, automatic control system, back-purge system, water return pipeline and relevant valve member, its main effect is to reclaim " waste water " (dense water) of combination of membrane filtration system produce, and bears the back flushing task of coarse filtration system, return water system, combination of membrane filtration system.The combination of membrane filtration system mainly refers to the nanofiltration combined films, and its main effect is when holding back the objectionable impurities such as virus, small organic molecule, bacterium, keeps calcium, magnesium, potassium, selenium etc. to human body beneficial's trace element.Post processing system comprises ultra-violet sterilization and PH setting device, and its effect is to carry out water purification sterilization, Preservation Treatment and improve the tap water mouthfeel.Return water system is arranged at after the coarse filtration system, and is connecting " waste water " water port of combination of membrane filtration system.Return water system disposes automatic control system, guarantees interlock and the adjusting of coarse filtration system and recovery tank.Recovery tank top absolute altitude should be lower than " waste water " water port of combination of membrane filtration system, enters recovery tank to utilize natural water pressure, reduces energy consumption.Back-purge system takes full advantage of the water storage function of recovery tank, has born coarse filtration system, return water system, combination of membrane filtration system and has carried out the back flushing task." waste water " of combination of membrane filtration system had both been reclaimed in the setting of return water system comprehensively, had effectively utilized again treated " waste water ".Therefore can fully improve the water cleaning systems producing water ratio, reach simultaneously effective water-saving purpose, and process once again the processing filter core that treated " waste water " can effectively protect combined films system and rearmounted system, prolong the work-ing life of filter core.
The utility model compared with prior art has the following advantages and beneficial effect: 1. " waste water " of combination of membrane filtration system had both been reclaimed in the setting of return water system comprehensively, had effectively utilized again treated " waste water ".2. fully improve the water cleaning systems producing water ratio, reach simultaneously effective water-saving purpose, and process once again treated " waste water " effectively conservation treatment filter core, prolong the work-ing life of filter core.3. take full advantage of the water storage function of recovery tank, for the back flushing task of coarse filtration system, combination of membrane filtration system and return water system provides good water sources.4. but automatic operating is easy and simple to handle, and easy to use and flexible is effectively utilized former having ready conditions, and is easy to transform and install, and need not to increase new installation, economically feasible.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is that this is without the composition structural representation of waste water direct-drinking water water purifying plant.
Embodiment
Present embodiment without waste water direct-drinking water water purifying plant, as shown in Figure 1, comprise: the coarse filtration system is (by the quartz filter 4 that connects successively, activated charcoal filter 7 consists of), the combination of membrane filtration system is (by the cotton strainer 15 of a PP who connects successively, nanofiltration combination of membrane filtration device 21 consists of), post processing system is (by the mineralizer 27 that connects successively, the cotton strainer 28 of the 2nd PP, ultraviolet sterilizer 29 consists of), clear water tanks, it also has return water system, the water outlet of coarse filtration system connects return water system, and the dense water water outlet of combination of membrane filtration system connects return water system.Particularly, in the present embodiment, described return water system has recovery tank 13, and automatic control device, the water outlet of coarse filtration system is connected with the first water-in a of recovery tank 13, the dense water water outlet of combination of membrane filtration system is connected with the second water-in b of recovery tank, automatic control device comprises: PLC programmable controller 12, what be connected with PLC programmable controller 12 is installed on respectively recovery tank 13, the first water level sensor 30 on the clear water tanks 32, the second water level sensor 19, and the pressure inductor 31 that is positioned at the dense water water outlet end of combination of membrane filtration system, automatic control device also includes the first motor-driven control valve 9 that is controlled by described PLC programmable controller 12, the second motor-driven control valve 16, topping-up pump 17, described the first motor-driven control valve 9 is installed on the water outlet end of activated charcoal filter 7, described the second motor-driven control valve 16 is installed on combination of membrane filtration system dense water water outlet side, and topping-up pump 17 is installed on the inlet end pipeline of combination of membrane filtration system.
This example also has coarse filtration system back-purge system without waste water direct-drinking water water purifying plant, and combination of membrane filtration system back-purge system, and coarse filtration system back-purge system is connected with recovery tank 13 by the water outlet of the first backwashing pump 8 with the coarse filtration system; Combination of membrane filtration system back-purge system is connected with recovery tank 13 by the dense water water outlet of the second backwashing pump 25 with the combination of membrane filtration system.
This example is as follows without waste water direct-drinking water water cleaning systems working process:
Standby valve 1 only when emergent, keeps normal off status at ordinary times.
System running pattern is as described below: water intaking valve 2 keeps often opening, this moment original tap water through quartz filter 4, that activated charcoal filter 7 enters recovery tank 13 is for subsequent use.This moment, water level sensor 30 fed back to PLC programmable controller 12 with water level information, when the water water level reaches the deposit water level, and PLC programmable controller 12 autoshutdowns the first motor-driven control valve 9.Then coarse filtration water enters nanofiltration combination of membrane filtration device 21 by recovery tank 13 via the cotton strainer 15 of a PP, vacuum breaker 18 prevents the aqueous reflux of nanofiltration combination of membrane filtration device 21, when the second water level sensor 19 is sensed clear water tanks and has been expired, PLC programmable controller 12 autoshutdown topping-up pumps 17 are to save energy consumption.The moisture that produce this moment becomes two-way: one road tap water enters into post processing system by variable valve 26, then through delivering to user's terminal of drinking water behind mineralizer 27, the cotton strainer 28 of the 2nd PP and the ultraviolet sterilizer 29; The dense water (" waste water ") that another route combined films produces sends back to recovery tank 13 by water return pipeline.The dense water hydraulic pressure that this moment, pressure inductor 31 detected from the generation of nanofiltration combination of membrane filtration device feeds back to PLC programmable controller 12, PLC programmable controller 12 is opened the second motor-driven control valve 16 automatically, close the first motor-driven control valve 9, guarantee that the dense water (" waste water ") that combined films produces preferentially enters into recovery tank 13, if this moment, water production rate was large, cause cistern water level to descend, the first water level sensor 30 feeds back to PLC programmable controller 12 with water level information, when the water water level is lower than safety level, PLC programmable controller 12 is opened the second motor-driven control valve 9 automatically, to guarantee to produce continuously water.When back flushing coarse filtration system and recovery tank 13, PLC programmable controller 12 enters backwashing procedures 1, detect the recovery tank water level and reach autoshutdown the first motor-driven control valve 9, the second motor-driven control valve 16 when washing water level, close variable valve 14, variable valve 24, open the first backwashing pump 8, variable valve 10 and begin flushing, automatically out of service after 20 minutes, relate to valve and recover original state.When recoil nanofiltration combination of membrane filtration device 21 and recovery tank 13, PLC programmable controller 12 enters backwashing procedures 2, detect the recovery tank water level and reach autoshutdown the first motor-driven control valve 9, the second motor-driven control valve 16 when washing water level, close variable valve 14, variable valve 10, open the second backwashing pump 25, variable valve 24 and begin flushing, automatically out of service after 20 minutes, relate to valve and recover original state.
5,6,11,20 are respectively the wash water valve of quartz filter, the wash water valve of activated charcoal filter, the wash water valve of recovery tank, the wash water valve of nanofiltration combination of membrane filtration device among the figure, and 22,23 are the diaphram valve of nanofiltration combination of membrane filtration device.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.

Claims (7)

1. without waste water direct-drinking water water purifying plant, composition comprises: coarse filtration system, combination of membrane filtration system, post processing system, clear water tanks, it is characterized in that: also have return water system, the water outlet of described coarse filtration system connects return water system, and the dense water water outlet of described combination of membrane filtration system connects return water system.
2. described without waste water direct-drinking water water purifying plant according to claim 1, it is characterized in that: described return water system has recovery tank, automatic control device, the water outlet of coarse filtration system is connected with the first water-in of recovery tank, the dense water water outlet of combination of membrane filtration system is connected with the second water-in of recovery tank, described automatic control device comprises: the PLC programmable controller, what be connected with the PLC programmable controller is installed on respectively recovery tank, the first water level sensor on the clear water tanks, the second water level sensor, and the pressure inductor that is positioned at the dense water water outlet end of combination of membrane filtration system, the first motor-driven control valve that is controlled by described PLC programmable controller, the second motor-driven control valve, topping-up pump, described the first motor-driven control valve is installed on the water outlet end of activated charcoal filter, described the second motor-driven control valve is installed on combination of membrane filtration system dense water water outlet side, and topping-up pump is installed on the inlet end pipeline of combination of membrane filtration system.
3. described without waste water direct-drinking water water purifying plant according to claim 2, it is characterized in that: also have coarse filtration system back-purge system, and combination of membrane filtration system back-purge system, described coarse filtration system back-purge system is connected with recovery tank by the water outlet of the first backwashing pump with the coarse filtration system; Described combination of membrane filtration system back-purge system is connected with recovery tank by the dense water water outlet of the second backwashing pump with the combination of membrane filtration system.
4. described without waste water direct-drinking water water purifying plant according to claim 3, it is characterized in that: described coarse filtration system is made of the quartz filter, the activated charcoal filter that connect successively.
5. described without waste water direct-drinking water water purifying plant according to claim 4, it is characterized in that: described combination of membrane filtration system is made of the cotton strainer of a PP who connects successively, nanofiltration combination of membrane filtration device.
6. described without waste water direct-drinking water water purifying plant according to claim 5, it is characterized in that: described post processing system is made of the mineralizer that connects successively, the cotton strainer of the 2nd PP, ultraviolet sterilizer.
7. described without waste water direct-drinking water water purifying plant according to claim 2, it is characterized in that: described recovery tank top absolute altitude is lower than post processing system.
CN 201220382786 2012-08-03 2012-08-03 Non-water water direct drinking water purifying equipment Expired - Fee Related CN202717661U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220382786 CN202717661U (en) 2012-08-03 2012-08-03 Non-water water direct drinking water purifying equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220382786 CN202717661U (en) 2012-08-03 2012-08-03 Non-water water direct drinking water purifying equipment

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CN202717661U true CN202717661U (en) 2013-02-06

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103979723A (en) * 2013-02-07 2014-08-13 上海凯鑫分离技术有限公司 Sterilized water production equipment for preparing fermentation liquor
WO2021249096A1 (en) * 2020-06-10 2021-12-16 金科环境股份有限公司 Backwashable filter element-nanofiltration drinking water deep purification system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103979723A (en) * 2013-02-07 2014-08-13 上海凯鑫分离技术有限公司 Sterilized water production equipment for preparing fermentation liquor
CN103979723B (en) * 2013-02-07 2016-03-23 上海凯鑫分离技术有限公司 A kind of sterilized water production unit for preparing fermented liquid
WO2021249096A1 (en) * 2020-06-10 2021-12-16 金科环境股份有限公司 Backwashable filter element-nanofiltration drinking water deep purification system

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

Granted publication date: 20130206

Termination date: 20140803

EXPY Termination of patent right or utility model