CN104003532A - Water treatment equipment with functions of ultra-filtration, differential pressure damage prevention and online cleaning - Google Patents
Water treatment equipment with functions of ultra-filtration, differential pressure damage prevention and online cleaning Download PDFInfo
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- CN104003532A CN104003532A CN201310061487.XA CN201310061487A CN104003532A CN 104003532 A CN104003532 A CN 104003532A CN 201310061487 A CN201310061487 A CN 201310061487A CN 104003532 A CN104003532 A CN 104003532A
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Abstract
The invention relates to water treatment equipment with the functions of ultra-filtration, differential pressure damage prevention and online cleaning. The water treatment equipment comprises a municipal pipe network and a precision filter. The water inlet end of the precision filter is connected to the municipal pipe network. The water treatment equipment further comprises a plurality of ultra-filtration water treatment devices and a flow controller, wherein the water inlet ends of the ultra-filtration water treatment devices are connected in parallel and then are connected to the precision filter; and the water outlet ends of the ultra-filtration water treatment devices are respectively connected to the flow controller and are connected to a user pipe network through water supply equipment. With the technical solution, the problem that traditional ultra-filtration water treatment equipment can not be butted to non-negative pressure water supply equipment is solved; and the residual pressure of filtered product water can be reused, so that energy can be saved; and when the quality of the product water becomes poor or a trans-membrane pressure difference reaches a limit value, online back-flushing that produces water while flushing can be performed timely, so that the problem that back-flushing and producing water can not be performed at the same time is solved. Therefore, the water treatment equipment and the water supply system with ultra-filtration membrane as a core can run more safely and stably, and are highly efficient and energy-saving.
Description
Technical field
The present invention relates to a kind of water treating equipment that can connect with non-negative pressure water-supply installation, particularly relate to a kind of water treating equipment with the anti-pressure reduction destruction of ultrafiltration and function of on-line cleaning.
Technical background
Traditional ultra-filtering water treatment equipment, all, at feed-water end, water is carried out to filtration treatment, water after treatment is stored in the tank such as water tank or water pot, in the time that user needs water, by frequency-changing water supply device, the water extraction in tank is raised to the pressure that user needs.In this process, the discharge pressure of water treating equipment is released and can not be utilized in the time entering tank, thereby there is the problem of serious power loss, and the water of water treating equipment is entering tank in the process being used by user after filtration, water quality is easily contaminated in tank, likely further worsen because of the long water quality that causes of shelf-time simultaneously, thereby cause user can not obtain pure, fresh and alive water quality.
Summary of the invention
In view of this; the present invention proposes a kind of water treating equipment with the anti-pressure reduction destruction of ultrafiltration and function of on-line cleaning; pass through the technical program; and automatically adjust according to the water treating equipment product operating mode of water supply and the changes in demand of user's pipe network; more than thereby the product water pressure of protection water treating equipment maintains minimum set(ting)value all the time; thereby pressure reduction is excessive and destroyed before and after effectively ensureing the filter membrane in equipment for filtering water, and can meet the normal operation of water treatment and water equipment.
In order to achieve the above object, technical scheme of the present invention is achieved in that a kind of water treating equipment with the anti-pressure reduction destruction of ultrafiltration and function of on-line cleaning, include city planting ductwork and accurate filter, the water intake end of described accurate filter is connected with city planting ductwork, include several ultra-filtering water treatment equipments and flow director, after being in parallel, the feed-water end of several ultra-filtering water treatment equipments is connected with accurate filter again, the product water end (W.E.) of several ultra-filtering water treatment equipments is connected with flow director respectively, and is connected with user's pipe network through water equipment.
On the feed-water end of described ultra-filtering water treatment equipment, be provided with water inlet control valve, on the product water end (W.E.) of described ultra-filtering water treatment equipment, be provided with product water control valve.
On the feed-water end of described ultra-filtering water treatment equipment and on product water end (W.E.), be respectively arranged with intake pressure sensor and produce water pressure sensor.
The product water end (W.E.) of described ultra-filtering water treatment equipment is respectively arranged with purge control valve, and is in parallel through the other end and the self-stip pipeline of purge control valve respectively.
On the product water end (W.E.) of the feed-water end of described ultra-filtering water treatment equipment and ultra-filtering water treatment equipment, be respectively arranged with Monitoring and Controlling valve, the other end of described Monitoring and Controlling valve is connected with the two ends of water quality monitoring system respectively.
Described ultra-filtering water treatment equipment is made up of more than one hyperfiltration membrane assembly, feed-water end, product water end (W.E.) and the discharge ends connection parallel with one another of more than one hyperfiltration membrane assembly.
Adopt the beneficial effect after technique scheme to be: a kind of water treating equipment with the anti-pressure reduction destruction of ultrafiltration and function of on-line cleaning, pass through the technical program, solve the problem that traditional ultra-filtering water treatment equipment can not dock with non-negative pressure water-supply installation, product water overbottom pressure after filtration can be utilized again, save the energy, in the time of product water water quality variation or the transmembrane pressure value of reaching capacity, can carry out in time the online backwash of sell of one's property waterside flushing to it, solve originally can not limit product waterside backwash problem, make water treating equipment and waterworks taking ultra-filtration membrane as core move safety and stability more, energy-efficient.
Brief description of the drawings
Fig. 1 is one-piece construction schematic diagram of the present invention.
In figure, 1 city planting ductwork, 2 ultra-filtering water treatment equipments, 3 accurate filters, 4 water inlet control valves, 5 purge control valves, 6 produce water control valve, 7 hyperfiltration membrane assemblies, 8 intake pressure sensors, 9 product water pressure sensors, 10 flow directors, 11 water quality monitoring systems, 12 product water end (W.E.)s, 13 feed-water ends, 14 discharge ends, 15 self-stip pipelines, 16 Monitoring and Controlling valves.
Embodiment
Below in conjunction with accompanying drawing, technical side of the present invention and specific embodiment are elaborated further.
As shown in Figure 1, the water treating equipment with the anti-pressure reduction destruction of ultrafiltration and function of on-line cleaning that the present invention relates to, include city planting ductwork 1 and accurate filter 3, the water intake end of described accurate filter 3 is connected with city planting ductwork 1, include several ultra-filtering water treatment equipments 2 and flow director 10, after being in parallel, the feed-water end 13 of several ultra-filtering water treatment equipments 2 is connected with accurate filter 3 again, the product water end (W.E.) 12 of several ultra-filtering water treatment equipments 2 is connected with flow director 10 respectively, and is connected with user's pipe network through water equipment.
On the feed-water end 13 of described ultra-filtering water treatment equipment 2, be provided with water inlet control valve 4, on the product water end (W.E.) 12 of described ultra-filtering water treatment equipment 2, be provided with and produce water control valve 6.
On the feed-water end 13 of described ultra-filtering water treatment equipment 2 and on product water end (W.E.) 12, be respectively arranged with intake pressure sensor 8 and produce water pressure sensor 9.
The product water end (W.E.) 12 of described ultra-filtering water treatment equipment 2 is respectively arranged with purge control valve 5, and is in parallel through the other end and the self-stip pipeline 15 of purge control valve 5 respectively.
On the feed-water end 13 of described ultra-filtering water treatment equipment 2 and the product water end (W.E.) 12 of ultra-filtering water treatment equipment 2, be respectively arranged with Monitoring and Controlling valve 16, the other end of described Monitoring and Controlling valve 16 is connected with the two ends of water quality monitoring system 11 respectively.
Described ultra-filtering water treatment equipment 2 is made up of two hyperfiltration membrane assemblies 7, feed-water end 13, product water end (W.E.) 12 and discharge ends 14 connection parallel with one another of two hyperfiltration membrane assemblies 7.
Normally producing water conservancy project while doing, city planting ductwork 1 working condition is good, ultra-filtering water treatment equipment 2 operation conditions are good, at this moment city planting ductwork 1 water by accurate filter 3 tackle fine suspension laggard enter ultra-filtering water treatment equipment 2, the product water end (W.E.) 12 of ultra-filtering water treatment equipment 2 docks with non-negative pressure water-supply installation after flow director 10, in equipment running process, water pressure fluctuation situation is produced in the monitoring ultrafiltration of 10 moment of flow director, and transfer signals to Controlling System, in the time of the hydraulic pressure water shortage of upper end, Controlling System automatic control flow controller 10 moves, more than the product water pressure of the water treating equipment of protection taking ultrafiltration as core maintains minimum set(ting)value all the time, and can be not excessive and destroyed because of pressure reduction before and after ultra-filtration membrane, thereby ensure that water treating equipment can normally move.
In the time that needs carry out on-line cleaning, when intake pressure sensor 8 and product water pressure sensor 9 detect after the pressure of ultra-filtration membrane front and back, transfer data to Controlling System, Controlling System receives signal and analyzes; In the time of transmembrane pressure value of reaching capacity of the hyperfiltration membrane assembly 7 being monitored to, be switched to hyperfiltration membrane assembly 7 function of on-line cleaning in ultra-filtering water treatment equipment 2 by purge control valve 5, the normal water that produces of hyperfiltration membrane assembly 7 in other ultrafiltration water treatment 2 equipment simultaneously, to meet user's water demand, described self-stip pipeline 15 can directly be connected with the water supply output terminal of non-negative pressure water-supply installation, cleans hyperfiltration membrane assembly 7 is counter by the high pressure water of water supply output terminal.
Simultaneously water quality monitoring system 11 moment monitoring feed-water end 13 and the water quality situation of producing water end (W.E.) 12, when water quality is not up to standard after being monitored to hyperfiltration membrane assembly 7 and filtering, can carry out on-line cleaning to hyperfiltration membrane assembly in ultra-filtering water treatment equipment 27 automatically.
The above, only, for the preferred embodiment of invention, be not intended to limit protection scope of the present invention.
Claims (6)
1. the water treating equipment with the anti-pressure reduction destruction of ultrafiltration and function of on-line cleaning, include city planting ductwork and accurate filter, the water intake end of described accurate filter is connected with city planting ductwork, it is characterized in that, include several ultra-filtering water treatment equipments and flow director, after the feed-water end of several ultra-filtering water treatment equipments is in parallel, be connected with accurate filter, the product water end (W.E.) of several ultra-filtering water treatment equipments is connected with flow director respectively again, and is connected with user's pipe network through water equipment.
2. the water treating equipment with the anti-pressure reduction destruction of ultrafiltration and function of on-line cleaning according to claim 1, it is characterized in that, on the feed-water end of described ultra-filtering water treatment equipment, be provided with water inlet control valve, on the product water end (W.E.) of described ultra-filtering water treatment equipment, be provided with product water control valve.
3. the water treating equipment with the anti-pressure reduction destruction of ultrafiltration and function of on-line cleaning according to claim 1 and 2, it is characterized in that, on the feed-water end of described ultra-filtering water treatment equipment and on product water end (W.E.), be respectively arranged with intake pressure sensor and produce water pressure sensor.
4. the water treating equipment with the anti-pressure reduction destruction of ultrafiltration and function of on-line cleaning according to claim 1 and 2, it is characterized in that, the product water end (W.E.) of described ultra-filtering water treatment equipment is respectively arranged with purge control valve, and is in parallel through the other end and the self-stip pipeline of purge control valve respectively.
5. according to the water treating equipment with the anti-pressure reduction destruction of ultrafiltration and function of on-line cleaning described in claim 1 or 2, it is characterized in that, on the product water end (W.E.) of the feed-water end of described ultra-filtering water treatment equipment and ultra-filtering water treatment equipment, be respectively arranged with Monitoring and Controlling valve, the other end of described Monitoring and Controlling valve is connected with the two ends of water quality monitoring system respectively.
6. the water treating equipment with the anti-pressure reduction destruction of ultrafiltration and function of on-line cleaning according to claim 1, it is characterized in that, described ultra-filtering water treatment equipment is made up of more than one hyperfiltration membrane assembly, feed-water end, product water end (W.E.) and the discharge ends connection parallel with one another of more than one hyperfiltration membrane assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310061487.XA CN104003532A (en) | 2013-02-27 | 2013-02-27 | Water treatment equipment with functions of ultra-filtration, differential pressure damage prevention and online cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310061487.XA CN104003532A (en) | 2013-02-27 | 2013-02-27 | Water treatment equipment with functions of ultra-filtration, differential pressure damage prevention and online cleaning |
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| Publication Number | Publication Date |
|---|---|
| CN104003532A true CN104003532A (en) | 2014-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310061487.XA Pending CN104003532A (en) | 2013-02-27 | 2013-02-27 | Water treatment equipment with functions of ultra-filtration, differential pressure damage prevention and online cleaning |
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| CN (1) | CN104003532A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104264743A (en) * | 2014-09-24 | 2015-01-07 | 杭州华孚环境工程技术有限公司 | Distributed non-negative pressure electricity-saving water supply regulating and controlling system and method for residential quarter |
| CN114751539A (en) * | 2021-12-13 | 2022-07-15 | 上海源众环保科技有限公司 | Preparation process of ultrapure water for improving process stability and water quality |
-
2013
- 2013-02-27 CN CN201310061487.XA patent/CN104003532A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104264743A (en) * | 2014-09-24 | 2015-01-07 | 杭州华孚环境工程技术有限公司 | Distributed non-negative pressure electricity-saving water supply regulating and controlling system and method for residential quarter |
| CN104264743B (en) * | 2014-09-24 | 2016-06-29 | 杭州华孚环境工程技术有限公司 | Distributed water supply regulator control system and the method for economizing on electricity without negative pressure in residential quarter |
| CN114751539A (en) * | 2021-12-13 | 2022-07-15 | 上海源众环保科技有限公司 | Preparation process of ultrapure water for improving process stability and water quality |
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| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Jixi Inventor after: Liu Bing Inventor after: Li Jiwei Inventor after: Ding Kai Inventor before: Liu Bing Inventor before: Li Jiwei Inventor before: Ding Kai |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LIU BING LI JIWEI DING KAI TO: LI JIXI LIU BING LI JIWEI DING KAI |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140827 |