CN1069548C - Water purifying apparatus - Google Patents
Water purifying apparatus Download PDFInfo
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- CN1069548C CN1069548C CN96111106A CN96111106A CN1069548C CN 1069548 C CN1069548 C CN 1069548C CN 96111106 A CN96111106 A CN 96111106A CN 96111106 A CN96111106 A CN 96111106A CN 1069548 C CN1069548 C CN 1069548C
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- water
- purification
- strainer
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- water purification
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Abstract
To economically and effectively perform cleaning of a filter by an apparatus wherein a purified water pressure storing device in which purified water purified by means of the filter is stored is built, and when filtering ability of the filter is lowered, the water stored in the purified water pressure storing device is made to flow reversely in the filter to clean and regenerate the filter medium. Raw water from a water supplying guide pipe 14 is filtered with a filter medium in a filter 12 and flows into a water bag member 38 in a closed housing 40 of a purified water pressure storing device 32 from a bypass guide pipe 36 through an inlet valve device 34. The purified water pressurized by expanding this water bag member 38 against the pressure of inert gas in the housing 40 is guided to a purification-feeding cock 30. In this instance, when the filtering ability of the filter medium is lowered, a discharging valve device is closed and, after a short time passes, an inlet valve device 34 is closed and a water supplying valve device 18 is closed and a water discharging valve 22 is opened. Then, the pressurized purified water passes through a bypass guide pipe 36 and a guide pipe 24 for purified water and flows reversely to the pressurized top part to clean the filter medium and is discharged from a discharging pipe line 20.
Description
The present invention relates to a kind of water-purification plant.Specifically, relate to a kind of to being present in the water-purification plant that pollutent in the former water such as nature water, water reservoir water and tap water (untreated water) and bacterium etc. carry out filtration, purification.
In order to remove impurity and the pollutent in the former water such as being present in underground water and tap water, as metal species material, bacterium, organism or muriate etc., developed and multiplely had with the water-purification plant as the strainer of filtering material such as hollow cortina and gac.
But, long-time when using this class water-purification plant, because the accumulation of the pollutent in the former water, the filtration capacity as the strainer of the heart component of water-purification plant is reduced.
Therefore, at this moment will perhaps change the strainer on the water-purification plant as required, and perhaps make water purification flow through strainer, so that filtering material is cleaned.
In order to change the strainer on the water-purification plant, will often prepare standby strainer at ordinary times.And that this had both bothered was uneconomical.And, owing to sometimes can not obtain standby strainer at once, also can cause interrupting for a long time this situation of operation of water-purification plant.
And when the strainer on the water-purification plant is cleaned, its common cleaning way is: store some purifications after this water-purification plant filters earlier in water tank, in the time will cleaning to strainer, by the water purification in the above-mentioned water tank is applied certain pressure, and its reverse flow is got back on the strainer, thereby will go out this water-purification plant attached to the pollutant removal on the filtering material that is positioned at strainer.
On the water-purification plant of so existing cleaning way of employing,, just need have the unnecessary devices such as water tank, water purification pressurizing device or air compressor that do not have what use at ordinary times for strainer is cleaned.This not only is non-remunerative economically, but also has many-sided problems such as maintenance of equipment.
The numerous problem that also exists in view of the above, main purpose of the present invention be, provide a kind of can very economical ground and can wash the water-purification plant of the pollutent on the strainer expeditiously.
Another object of the present invention is that a kind of water-purification plant that can dispose the pollutent on the strainer under the situation of the operation of not interrupting water-purification plant is provided.
For reaching above-mentioned each purpose, in the water pipeline system of water-purification plant of the present invention, be provided with a water purification storage pressure device.By this water purification storage pressure device, can temporarily store the water purification of a part through being purified behind the filter, and can be as required, the water purification pressurization with this part is storing makes it reverse flow and gets back on the strainer, thereby contaminated strainer is cleaned.
On the water-purification plant with strainer of the present invention, owing to be built-in with the water purification storage pressure device that can store at ordinary times to the water purification after purifying through filter, like this, when the filtration capacity of strainer reduces, by the water purification reverse flow that is stored in this water purification storage pressure device is got back on the strainer, thereby just can clean again filtering material.
The system schematic of Fig. 1 for the water-purification plant among the 1st embodiment of the present invention is described.
The sketch that Fig. 2 describes for the 1st change form to the storage of the water purification among the present invention pressure device.
The sketch that Fig. 3 describes for the 2nd change form to the storage of the water purification among the present invention pressure device.
The system schematic of Fig. 4 for the water-purification plant among the 2nd embodiment of the present invention is described.
The system schematic of Fig. 5 for the water-purification plant among the 3rd embodiment of the present invention is described.
Fig. 1 is the system schematic that has shown the water-purification plant 10 among the 1st embodiment of the present invention.On the current loop of this water-purification plant 10, be provided with a strainer 12.As the filtering material of this strainer, be to adopt materials such as well-known hollow cortina and gac.
Needing the former water of purification, supplies water in the lower end from strainer 12 behind water supply conduit 14.On water supply conduit 14 that former water is absorbed water, can as required a suitable working shaft 16 be set on water supply conduit 14.In addition, on water supply conduit 14, the feed water valve 18 that open and close controlling is carried out in a supply to former water is being set.
On the water supply conduit 14 of former water, except working shaft, a base runoff variable valve (not shown) is set preferably as required again again.By this base runoff variable valve, can control the flow that supplies to the former water on the strainer 12, with the reduction that prevents that water from pressing.
On water supply conduit 14, be provided with the discharge pipe line 20 that extends towards the opposite side direction relative with working shaft 16.On this discharge pipe line 20, be provided with water discharge valve 22.
The upper end of strainer 12, be connected with to through behind the filter 12 the water purification of the channeling conduct of purifying waste water of the pollutent in the former water of Ex-all with conduit 24.
And then, when water-purification plant 10 beginning operations, when the former water from water supply conduit 14 is fed on the strainer 12,, an automatic air drain 26 is installed at the top of strainer 12 in order to exclude the air of using the inside between the conduit 24 from water supply conduit 14 to water purification.Water purification joins with water purification supply tap 30 behind outlet valve 28 with conduit 24.
According to the present invention, with on the conduit 24, connecting water purification storage pressure device 32 behind the bypass manifold 36 through having inlet valve 34 at the water purification between strainer 12 and the outlet valve 28.This water purification storage pressure device 32 can store water purification on the one hand, and simultaneously, in the time will cleaning strainer 12, it can make the water purification reverse flow that is storing get back on the strainer 12 again.
From water-purification plant shown in Figure 1 10, water purification storage pressure device 32 is directly to be connected on the bypass manifold 36.This water purification storage pressure device 32 is made up of water pocket 38 and the seal closure 40 of having accommodated this water pocket 38.This water pocket 38 is made with the such flexible material of elastic caoutchouc.Like this, when water purification flowed into, this water pocket 38 can produce expansion according to the water yield of being supplied with.In the inside of seal closure 40, and water pocket 38 between the space in, be sealed with the non-active gas 42 as nitrogen.
When on the water-purification plant 10 in aforesaid the 1st embodiment former water being purified operation, open feed water valve 18 and close water discharge valve 22, former water is fed on the strainer 12.
Water purification storage pressure device 32 is a kind of pressure that utilizes gas and the device of generation effect.But also can adopt other structure.The water purification of not using gas as shown in Figure 2 storage pressure device is that the plate body 46 that supports by the hollow cap 44 of accommodating water pocket 38, to the bottom of this water pocket 38 and the spring members 48 between bottom that is arranged on above-mentioned hollow cap 44 and the plate body 46 are constituted.
In addition, as shown in Figure 3, can also not use water pocket in the water purification storage pressure device.At this moment, this water purification storage pressure device is made of cylinder 52 with piston 50 and the spring members 54 that piston 50 is supported that is positioned at above-mentioned cylinder 52.
Has the water-purification plant 10 among the 1st embodiment of the present invention of aforesaid formation, when former water is purified operation, open the feed water valve 18 of water supply conduit 14 earlier, close the water discharge valve 22 of discharge pipe line 20, in addition, water purification also is in opening state with the outlet valve 28 of conduit 24 and the inlet valve 34 of bypass manifold 36.Make former water supply then to water supply conduit 14.
The former water that is fed on the water supply conduit 14 enters in the strainer 12 from the lower end of strainer 12.Remove the pollutent that is present in the former water by the filtering material in this strainer 12.Water purification after filtering is sent to water purification with in the conduit 24.Then, through inlet valve 34, water purification flows on the water pocket 38 of the seal closure 40 that is positioned at water purification storage pressure device 32 from bypass manifold 36.
Be positioned at the inside of the water pocket 38 of seal closure 40,, can revolt the pressure of the non-active gas in the seal closure 40 and produce expansion because water purifying flows into.Like this, just bearing corresponding external pressure on this water pocket 38.
Therefore, be stored in the water pocket 38 and be subjected to the water purification of external pressure effect, can after inlet valve 34 and bypass manifold 36, water purification are with conduit 24 and outlet valve 28, be fed on the water purification supply tap 30, for use.
When water purification storage pressure device 32 be change form shown in Figure 2, because water purifying flows into, the elastic pressure of the spring members 48 that water pocket 38 can resistance replacement above-mentioned gas pressure and produce expansion; In addition, when water purification storage pressure device 32 be change form shown in Figure 3,, replace pistons 50 in the cylinder 52 of water pocket 38 can revolt the pressure of spring members 54 and descend because water purifying flows into; Like this, the water purification that is stored in the water purification storage pressure device 32 all can be subjected to the pressure of spring, thereby can carry out and the identical action described in Fig. 1.
Therefore, because time operation water-purification plant 10, and make filtering material in the strainer 12 because the accumulation of the pollutent in the former water when causing its filtration capacity reduction, close the outlet valve 28 of water purification earlier with conduit 24, after a while, the inlet valve 34 of closing by-pass pipe 36 is further again, close the feed water valve 18 of water supply conduit 14, open water discharge valve 22.
So after the regular hour, the hydraulic pressure in the strainer 12 will descend.At this moment, during inlet valve 34 on opening bypass manifold 36, the water purification that are stored in the water purification storage pressure device 32 just can adverse current arrive in the strainer 12, thereby its filtering material is cleaned.
Promptly, according to aforesaid operation, be stored in the water purification that is subjected to the external pressure effect in the water pocket 38 of water purification storage pressure device 32, can be through bypass manifold 36 and water purification with the top of conduit 24 back adverse current to strainer 12, thus strainer 12 interior filtering materials are cleaned.Addle after the cleaning through water supply conduit 14 with after being in the water discharge valve 22 of opening state, is discharged to the outside by discharge pipe line 20.
From top explanation as can be known, water-purification plant 10 among the 1st embodiment of the present invention, when strainer 12 is caused filtration capacity to reduce owing to its filtering material pollutes, the conversion operations that can only carry out open and close by valve to regulation, and make the water purification adverse current that is stored in the water purification storage pressure device 32 in strainer 12, thereby automatically the inside of strainer 12 is cleaned.
According to the water-purification plant 10 among the 1st embodiment of the present invention, when the filtration capacity of strainer 12 descends, be by making the water purification adverse currents that are stored in the water purification storage pressure device 32 in strainer 12, and contaminated filtering material is cleaned.Like this, just a problem occurred: during this cleaning, the filtration operation of strainer 12 must be interrupted.
Water-purification plant 11 among the 2nd embodiment of the present invention as shown in Figure 4 except strainer 12, also is provided with an after-filter 13.And only arrived in the strainer 12 by adverse current when the water purification that is stored in the water purification storage pressure device 32, so that this strainer 12 is cleaned this section in the period, former water is to flow through from after-filter 13, and be purified.
For realizing the water-purification plant 11 among the 2nd embodiment shown in Figure 4, on the basis of the water-purification plant 10 in the 1st embodiment, on the water supply conduit 14 that strainer 12 is supplied water, connect an auxiliary water supply conduit 15 that links to each other with after-filter 13, and a transforming valve 17 is set on this auxiliary water supply conduit 15.
The top of after-filter 13, the 2nd water purification through having the 2nd discharging valve device 29 links to each other with conduit 24 with water purification with behind the conduit 25.
Because the water-purification plant 11 among the 2nd embodiment of the present invention has aforesaid formation, so in the time will purifying operation to former water at ordinary times, close the transforming valve 17 of auxiliary water supply conduit 15 earlier, just can coexist among the 1st embodiment said like that, purify operation by 12 pairs of former water of strainer.
And arrive in the strainer 12 when the water purification adverse current that is stored in the water purification storage pressure device 32, so that it is cleaned, except as described in the 1st embodiment, each valve being in the state of opening or closing separately respectively, further also the transforming valve 17 of auxiliary water supply conduit 15 and the 2nd water purification that links to each other with the top of after-filter 13 all to be in opening state with the 2nd outlet valve 29 of conduit 25.
According to such operation, former water will flow through from after-filter, and is purified.Water purification after it filters flows to after the 2nd water purification is with conduit 25 on the water purification supply tap 30.
Therefore, when strainer 12 was cleaned, water-purification plant 11 just can not interrupt the water purifying supply and continuous operation.And after the cleaning to strainer 12 finishes, just can be transformed on the strainer 12 through cleaning, make it to purify again operation.
Below, according to Fig. 5, the water-purification plant 110 among the 3rd embodiment of the present invention is described.By this water-purification plant 110, when strainer is cleaned, also can accomplish not interrupt the water purifying supply.
Water-purification plant 110 among the 3rd embodiment, except the major and minor a pair of strainer 112 and 113 with same configuration, the water-purification plant 10 among remaining formation and the 1st embodiment much at one.Therefore,, just use identical symbol, perhaps use before the unitary corresponding digital symbol of the formation of water-purification plant 10 to add 100 mark mode same or similar formation unit.In addition, to working condition or its effect of the water-purification plant among the 3rd embodiment 110, also only do simple explanation.
At first, on the water-purification plant 110 in the 3rd embodiment of the present invention, major and minor a pair of strainer 112 and 113 is arranged on the both sides of one water purification storage pressure device 32 by left and right symmetrically.
Major and minor a pair of strainer 112 and 113 is connected on the water supply conduit 114 and 115 that shunt is come out from same water supply conduit 14.On the water supply conduit 114 of a side, be provided with the water discharge valve 122 that feed water valve 118 installed and discharge pipe line 120 was carried out open and close controlling; And on the water supply conduit 115 of opposite side, be provided with the water discharge valve 123 that feed water valve 119 installed and discharge pipe line 121 was carried out open and close controlling equally.
Major and minor strainer 112 and 113 top are interconnected by bypass manifold 136.On this bypass manifold 136, be provided with to main strainer 112 between be connected the inlet valve device 134 that carries out open and close controlling, and to secondary strainer 113 between be connected the inlet valve device 135 that carries out open and close controlling.On the central part of bypass manifold 136, be connected with one water purification storage pressure device 32.
Further, major and minor strainer 112 and 113 top, the water purification through having discharging valve device 128 and 129 respectively links to each other with water purification supply tap 30 with behind the conduit 124.
In the 3rd embodiment, be that major and minor a pair of strainer is a kind of like this to constitute example and describe to be provided with.But as required, 3 or more a plurality of strainers can be set also.
Have the water-purification plant 110 among the 3rd embodiment of the present invention of above-mentioned formation, carrying out water when purifying operation, feed water valve 118 devices and 119 of water supply conduit 114 are in opening state, and water discharge valve 122 and 123 is in closing condition; Further, the inlet valve device 134 and 135 that lays respectively at major and minor strainer 112 and 113 sides of bypass manifold 136, and water purification outlet valve 128 and 129 also is in opening state respectively.Like this, former water is supplied on major and minor strainer 112 and 113 simultaneously, and as the explanation of being done for the water-purification plant among the 1st embodiment 10, former water is respectively by major and minor filtration 112 and 113 purifications.
Water purification after main strainer 112 purifies flow on the water pocket 38 of the seal closure 40 that is positioned at water purification storage pressure device 32, and is stored in this water pocket 38.After the water purification in the water pocket 38 was full of, water purification will be through flowing to behind the outlet valve 128 on the water purification supply tap 30.
Then, for example when the filtration capacity of main strainer 112 descends, just can clean the filtering material in the main strainer 112 by following operation: close the water purification discharging valve device 128 of main strainer 112 sides earlier, and the inlet valve device 135 of further closing by-pass pipe 136; Water purification in water purification stores up pressure device 32 is closed inlet valve device 134 and feed water valve device 118 after holding and expiring again; Open water discharge valve 122, at this moment the state that can discharge through discharge pipe line 120 with regard to the water that is in a kind of main strainer 112; At this moment, if open inlet valve device 134, then be stored in the water pocket 38 water purification will owing to be subjected to being positioned at water pocket 38 around the effect of pressure of non-active gas be extruded out, through adverse current behind the bypass manifold 136 to main strainer 112, thereby the filtering materials in the main strainer 112 are cleaned; The addle of cleaning is discharged to the outside from the lower end of main strainer 112 behind conduit 114 and discharge pipe line 120.
According to the water-purification plant 110 among the 3rd embodiment of the present invention, can in major and minor a pair of two strainers 112 and 113, purify former water.Like this, when the filtering material in the strainer causes its filtration capacity to descend owing to the accumulation of the pollutent in the former water, perhaps in order to prevent the decline of filtration capacity, just can on the strainer of a side, still carry out in the filtration operation of former water, the water purification that is stored on the water purification storage pressure device is flow on the strainer of opposite side, thereby it is cleaned.
Therefore, just can and purify under the situation of operation, reliably the filtering material in the strainer be cleaned in the filtration of not interrupting former water.
Claims (6)
1. a water-purification plant comprises: be built-in with the strainer that can carry out filtering filtering material to the former water that need purify; Former water is directed to the water supply conduit with feed water valve device of the lower end of above-mentioned strainer; The water shoot that links to each other with above-mentioned water supply conduit with water discharge valve; Link to each other with the upper end of above-mentioned strainer, and the water purification conduit that behind discharging valve device, joins with water purification supply tap; It is characterized in that: the bypass manifold through having the inlet valve device joins above-mentioned water purification with conduit and water purification storage pressure device; This water purification storage pressure device, formed by seal closure that is filled with non-active gas and the water pocket that is positioned at the sealing cover, this water pocket can be revolted the pressure of above-mentioned gas and be expanded with storage water, and can make the water adverse current that is storing by the pressure of above-mentioned gas in above-mentioned strainer.
2. water-purification plant as claimed in claim 1, it is characterized in that: on above-mentioned water supply conduit, connecting behind the auxiliary water supply conduit through having transforming valve and be built-in with the after-filter that can carry out filtering filtering material former water, the upper end of this after-filter, second water purification through having second outlet valve join with above-mentioned water purification supply tap after with conduit.
3. water-purification plant as claimed in claim 1 is characterized in that: comprising: a plurality of strainers that are built-in with above-mentioned filtering material; The upper end of above-mentioned two strainers is connected with each other, described water purification is stored up the water purification conduit that pressure device is connected on the bypass manifold with inlet valve and joins with water purification supply tap behind discharging valve device; The bypass manifold that links to each other with the upper end of above-mentioned two strainers and have an inlet valve device stores up pressure device with this water purification and is connected.
4. water-purification plant as claimed in claim 1 is characterized by: above-mentioned water purification storage pressure device comprises: water pocket and support the spring members of this water pocket.
5. water-purification plant as claimed in claim 4 is characterized by: the water pocket in the above-mentioned water purification storage pressure device is made with elastic rubber material.
6. water-purification plant as claimed in claim 4 is characterized by: above-mentioned water purification storage pressure device comprises: cylinder, piston and support the spring members of this piston.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7207307A JPH0929238A (en) | 1995-07-24 | 1995-07-24 | Water purifier |
| JP207307/1995 | 1995-07-24 | ||
| JP207307/95 | 1995-07-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1147971A CN1147971A (en) | 1997-04-23 |
| CN1069548C true CN1069548C (en) | 2001-08-15 |
Family
ID=16537610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96111106A Expired - Fee Related CN1069548C (en) | 1995-07-24 | 1996-07-23 | Water purifying apparatus |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH0929238A (en) |
| CN (1) | CN1069548C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100379687C (en) * | 2003-03-19 | 2008-04-09 | 亚瑟·斯蒂芬·海蕾 | Water purification system |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1868905A (en) * | 2006-06-01 | 2006-11-29 | 杨克庆 | Water treatment system |
| JP2011255357A (en) * | 2010-06-11 | 2011-12-22 | Panasonic Electric Works Co Ltd | Drinking water apparatus |
| CN102943507B (en) * | 2012-11-29 | 2014-02-12 | 南充市大禹水务科技有限责任公司 | Rural tower-free aseptic hygienic automatic water supply device |
| TWI554697B (en) * | 2013-06-11 | 2016-10-21 | 三菱麗陽股份有限公司 | Water purifying system and switching valve used by water purifying system |
| CN103357213A (en) * | 2013-07-17 | 2013-10-23 | 武汉亚维环保科技有限公司 | Integrated large-flow precise filter |
| CN104478116B (en) * | 2014-12-05 | 2017-01-04 | 深圳市绿恩环保技术有限公司 | Treatment device for water |
| CN105251366A (en) * | 2015-10-20 | 2016-01-20 | 江苏沁尔康环境电器有限公司 | Ultrafiltration membrane washing method, ultrafiltration membrane washing device and water purifier provided with ultrafiltration membrane washing device |
| CN105642119A (en) * | 2016-04-12 | 2016-06-08 | 江苏沁尔康环境电器有限公司 | External-pressure ultra-filtration central water purifier |
| WO2019106814A1 (en) * | 2017-11-30 | 2019-06-06 | アクアデザインシステム株式会社 | Water purification device |
| CN108385775A (en) * | 2018-04-25 | 2018-08-10 | 深圳市建筑设计研究总院有限公司 | Water level promoting device |
| JP7409868B2 (en) * | 2019-12-27 | 2024-01-09 | 株式会社荏原製作所 | water supply device |
| CN113482109A (en) * | 2021-08-17 | 2021-10-08 | 安徽蓝博供水设备有限公司 | Three-cavity water supply equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85204463U (en) * | 1985-10-17 | 1986-07-30 | 成都科技大学 | Defluornation water purifier |
| CN2113101U (en) * | 1992-01-11 | 1992-08-19 | 重庆市九龙坡区华江净化器材厂 | Drinking purifier |
-
1995
- 1995-07-24 JP JP7207307A patent/JPH0929238A/en active Pending
-
1996
- 1996-07-23 CN CN96111106A patent/CN1069548C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85204463U (en) * | 1985-10-17 | 1986-07-30 | 成都科技大学 | Defluornation water purifier |
| CN2113101U (en) * | 1992-01-11 | 1992-08-19 | 重庆市九龙坡区华江净化器材厂 | Drinking purifier |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100379687C (en) * | 2003-03-19 | 2008-04-09 | 亚瑟·斯蒂芬·海蕾 | Water purification system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1147971A (en) | 1997-04-23 |
| JPH0929238A (en) | 1997-02-04 |
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