CN107673500B - Multistage water purification device - Google Patents
Multistage water purification device Download PDFInfo
- Publication number
- CN107673500B CN107673500B CN201711093917.0A CN201711093917A CN107673500B CN 107673500 B CN107673500 B CN 107673500B CN 201711093917 A CN201711093917 A CN 201711093917A CN 107673500 B CN107673500 B CN 107673500B
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- column
- cylinder
- filter
- filtering
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 238000000746 purification Methods 0.000 title claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 60
- 239000012528 membrane Substances 0.000 claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 4
- 239000003550 marker Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- 108700012359 toxins Proteins 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses a multistage water purifying device, which comprises a first cylinder body and a second cylinder body which are sequentially communicated from top to bottom, wherein a circular ring frame which is coaxially arranged with the first cylinder body is fixed in the first cylinder body, a first filtering column is arranged above the circular ring frame in a movable manner along the vertical direction, the lower end face of the first filtering column is connected with the circular ring frame through a telescopic rod mechanism, a second filtering column is fixed in the second cylinder body, one end of a communicating pipe is communicated with the side wall of the first cylinder body, the communicating position is a first communicating position, the other end of the communicating pipe is communicated with the side wall of the second cylinder body, the communicating position is a second communicating position, the first communicating position is blocked by the side wall of the first filtering column, and the second communicating position is positioned above the second filtering column; the problem of filter screen membrane among the traditional water purifier easily takes place to block up, if not in time change or wash the filter screen membrane, lead to the water purification pipeline to block up easily for thereby inside water pressure increases takes place abnormal sound, destroys the filter screen membrane even is solved.
Description
Technical Field
The invention relates to a water purifying device, in particular to a multi-stage water purifying device.
Background
The traditional water purifier is mainly used for purifying domestic tap water, and can effectively filter rust, sand, colloid, residual chlorine, smell, different colors, pesticides and other chemical agents in water by utilizing an ultrafiltration membrane, an RO reverse osmosis membrane and the like, and can effectively remove bacteria, germs, toxins, heavy metals and other impurities in water. However, in some remote areas or areas with serious water pollution, too many impurities with larger particles are often in the water source, so that the filter screen film in the traditional water purifier is easy to be blocked, if the filter screen film is not replaced or cleaned in time, the water purifying pipeline is easy to be blocked, and the internal water pressure is increased to generate abnormal sound, and even the filter screen film is damaged.
Disclosure of Invention
The invention aims to provide a multistage water purifying device, which solves the problems that a filter screen film in a traditional water purifier is easy to block, and a water purifying pipeline is easy to block if the filter screen film is not replaced or cleaned in time, so that the internal water pressure is increased to generate abnormal sound, and even the filter screen film is damaged.
In order to achieve the above object, the present invention provides a multi-stage water purification device, the multi-stage water purification device includes a first cylinder and a second cylinder which are sequentially communicated from top to bottom, a ring frame coaxially disposed with the first cylinder is fixed in the first cylinder, a first filtering column is disposed above the ring frame and can move along a vertical direction, a lower end face of the first filtering column is connected with the ring frame through a telescopic rod mechanism, a second filtering column is fixed in the second cylinder, the multi-stage water purification device further includes a communicating pipe located outside the first cylinder and the second cylinder, one end of the communicating pipe is communicated with a side wall of the first cylinder, a communicating position is a first communicating position, the other end of the communicating pipe is communicated with a side wall of the second cylinder, the communicating position is a second communicating position, the first communicating position is blocked by the side wall of the first filtering column, when the first filtering column moves downward, the first communicating position can be located above the first filtering column, and the second communicating position is located above the second filtering column.
Preferably, the first filter column comprises a first frame body, and a plurality of filter screen films arranged along the horizontal direction are fixed in the first frame body from top to bottom.
Preferably, the waterproof sleeve is wrapped on the outer side of the first frame body, and the outer surface of the waterproof sleeve is in contact with the inner surface of the first cylinder body.
Preferably, the second filter column comprises a second frame body fixed on the inner side wall of the second cylinder, the upper end face and the lower end face of the second frame body are respectively provided with a penetrating filter hole, and a plurality of filter balls are filled in the second frame body.
Preferably, the filter ball is of a hollow structure, activated carbon is filled in the filter ball, a plurality of through holes are formed in the surface of the filter ball, and filter cloth is fixed to the through holes so as to shield the through holes.
Preferably, the upper end threaded connection of first barrel has first block, first block up terminal surface intercommunication has first water inlet pipe head, the lower extreme intercommunication of second barrel has first water outlet pipe head.
Preferably, the multistage water purifying device further comprises a second cap located between the first cylinder and the second cylinder, the second cap is in threaded connection with the upper end of the second cylinder, the lower end of the first cylinder is communicated with a second water outlet pipe head, the upper end of the second cap is communicated with a second water inlet pipe head, and the second water inlet pipe head is in threaded connection with the second water outlet pipe head.
Preferably, the upper end face of the first filtering column is fixed with a marker post arranged along the vertical direction, and the upper end of the marker post at least partially penetrates through the first cap and extends to the upper side of the first cap.
Preferably, the telescopic rod mechanism comprises a sleeve fixed on the ring frame, the upper end surface of the sleeve is downwards recessed to form a chute, one end of a sliding rod is at least partially positioned in the chute, the other end of the sliding rod is detachably connected with the lower end surface of the first filtering column, and the sliding rod positioned in the chute is connected with the inner wall of the chute through a spring.
Preferably, a plug is fixed at the upper end of the sliding rod, a jack is arranged on the lower end face of the first filtering column, and the plug is at least partially inserted into the jack.
According to the technical scheme, the multi-stage water purifying device comprises a first cylinder body and a second cylinder body which are sequentially communicated from top to bottom, wherein a circular ring frame which is coaxially arranged with the first cylinder body is fixed in the first cylinder body, a first filtering column is movably arranged above the circular ring frame along the vertical direction, the lower end face of the first filtering column is connected with the circular ring frame through a telescopic rod mechanism, a second filtering column is fixed in the second cylinder body, the multi-stage water purifying device further comprises communicating pipes which are positioned outside the first cylinder body and the second cylinder body, one end of each communicating pipe is communicated with the side wall of the first cylinder body, the communicating position is a first communicating position, the other end of each communicating pipe is communicated with the side wall of the second cylinder body, the communicating position is a second communicating position, the first communicating position is blocked by the side wall of the first filtering column, and when the first filtering column moves downwards, the first communicating position can be positioned above the first filtering column, and the second communicating position is positioned above the second filtering column; when water flow is purified, the water flow sequentially passes through the first filtering column in the first cylinder body and the second filtering column in the second cylinder body, and then is discharged to finish the purification of the water flow, when the water flow contains more particle impurities, the first filtering column is easy to block, at the moment, the first filtering column moves downwards under the pushing and pressing of water pressure, at the moment, the first communicating position is positioned above the first filtering column, the water flow enters the second cylinder body through the communicating pipe and is discharged after being filtered by the second filtering column, and the multistage water purifying device provided by the invention can not cause the condition that the internal water pressure rises due to the blocking of the internal filtering element, can not generate abnormal sound due to the rising of the blocking water pressure, or the damage of a filter screen film, the water flow can bypass the first filtering column and is discharged through the second filtering column, so that a user can fully replace or clean the first filtering column for a time.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and together with the description serve to explain, without limitation, the invention. In the drawings:
FIG. 1 is a block diagram of a multi-stage water purification apparatus provided by the present invention;
FIG. 2 is a block diagram of a first filter column in the multi-stage water purifier according to the present invention;
FIG. 3 is a block diagram of a second filter column in the multi-stage water purifier provided by the present invention;
FIG. 4 is a bottom view of a first filter column of the multi-stage water purifier provided by the present invention;
fig. 5 is a structural view of a telescopic rod mechanism in the multistage water purifying device provided by the invention.
Description of the reference numerals
1-First barrel 2-first filtration column
3-Post 4-first cap
5-Communicating pipe 6-telescopic rod mechanism
7-Ring frame 8-second water outlet pipe head
9-Second cap 10-second barrel
11-Second filter column 12-first water outlet pipe head
201-First frame 202-filter screen film
203-Jack 204-waterproof sleeve
401-First water inlet pipe head 501-first communication place
502-Second communication 601-sleeve
602-Slide bar 603-spring
604-Plug 901-second water inlet pipe head
1101-Second frame 1102-filter ball
1103-Penetration hole
Detailed Description
The following describes specific embodiments of the present invention in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.
In the present invention, unless otherwise indicated, directional terms such as "vertical direction, horizontal direction" and the like are merely terms representing the orientation of the term in a normal use state or are commonly understood by those skilled in the art, and should not be construed as limiting the term.
As shown in fig. 1-5: the invention provides a multistage water purifying device, which comprises a first cylinder body 1 and a second cylinder body 10 which are sequentially communicated from top to bottom, wherein a circular ring frame 7 which is coaxially arranged with the first cylinder body 1 is fixed in the first cylinder body 1, a first filter column 2 is arranged above the circular ring frame 7 in a movable manner along the vertical direction, the lower end face of the first filter column 2 is connected with the circular ring frame 7 through a telescopic rod mechanism 6, a second filter column 11 is fixed in the second cylinder body 10, the multistage water purifying device also comprises a communicating pipe 5 positioned outside the first cylinder body 1 and the second cylinder body 10, one end of the communicating pipe 5 is communicated with the side wall of the first cylinder body 1, the communicating position is a first communicating position 501, the other end of the communicating pipe 5 is communicated with the side wall of the second cylinder body 10, the communicating position is a second communicating position 502, the first communicating position 501 is blocked by the side wall of the first filter column 2, and when the first filter column 2 moves downwards, the first communicating position 501 can be positioned on the first filter column 2. When water flow is purified, the water flow sequentially passes through the first filter column 2 in the first cylinder body 1 and the second filter column 11 in the second cylinder body 10 (in the direction of an arrow A in fig. 1), and then is discharged to finish the purification of the water flow, when more particle impurities are contained in the water flow, the first filter column 2 is easy to block, at the moment, the first filter column 2 can move downwards under the pushing and pressing of water pressure, at the moment, the first communication position 501 is positioned above the first filter column 2, the water flow enters the second cylinder body 10 through the communication pipe 5 and is filtered by the second filter column 11, and then is discharged (in the direction of an arrow B in fig. 1).
In a preferred embodiment of the present invention, in order to further improve the filtering effect of the first filtering column 2, the first filtering column 2 includes a first frame 201, and a plurality of filtering membranes 202 disposed in a horizontal direction are fixed inside the first frame 201 from top to bottom, where the filtering membranes may be ultrafiltration membranes, RO reverse osmosis membranes, or the like, which are known to those skilled in the art.
In a preferred embodiment of the present invention, the water flow is prevented from flowing into the second cylinder 10 without passing through the first filter column 2, the waterproof jacket 204 is wrapped around the outside of the first frame 201, the outer surface of the waterproof jacket 204 contacts with the inner surface of the first cylinder 1, and the waterproof jacket 204 shields the first communication point 501 in the initial state, thereby preventing the water flow from directly flowing into the second cylinder 10 from the communication pipe 5.
In a preferred embodiment of the present invention, in order to further improve the filtering effect of the second filtering column 11, the second filtering column 11 includes a second frame 1101 fixed on the inner side wall of the second cylinder 10, the upper end surface and the lower end surface of the second frame 1101 are respectively provided with a through filtering hole, and a plurality of filtering balls 1102 are filled in the second frame 1101.
In a preferred embodiment of the present invention, in order to further enhance the filtering effect of the second filtering column 11, the filtering ball 1102 has a hollow structure, the inside of which is filled with activated carbon, the surface of the filtering ball 1102 is provided with a plurality of through holes 1103, and a filter cloth is fixed to the through holes 1103 so as to shield the through holes 1103. The rivers can flow into the inside of filter ball 1102 through the filter cloth to adsorb inside impurity etc. through the active carbon, the contact of rivers and active carbon can effectively be increased to filter ball 1102, increase purifying effect.
In a preferred embodiment of the present invention, in order to facilitate the installation and the removal of the multi-stage water purifying device, the upper end of the first cylinder 1 is screwed with the first cap 4, the upper end surface of the first cap 4 is communicated with the first water inlet pipe head 401, the lower end of the second cylinder 10 is communicated with the first water outlet pipe head 12, where the first water inlet pipe head 401 may be connected with an external water source pipe, and the first water outlet pipe head 12 may be connected with a lower stage filtering device or connected with a water outlet pipe head.
In a preferred embodiment of the present invention, in order to facilitate the disassembly, replacement or cleaning of the filter column inside, the multi-stage water purifying device further comprises a second cap 9 located between the first cylinder 1 and the second cylinder 10, the second cap 9 is in threaded connection with the upper end of the second cylinder 10, the lower end of the first cylinder 1 is communicated with a second water outlet pipe head 8, the upper end of the second cap 9 is communicated with a second water inlet pipe head 901, and the second water inlet pipe head 901 is in threaded connection with the second water outlet pipe head 8.
In a preferred embodiment of the present invention, in order to facilitate observation of the blocking condition of the first filter column 2 inside, a post 3 disposed along a vertical direction is fixed on an upper end surface of the first filter column 2, and an upper end of the post 3 at least partially penetrates the first cap 4 and extends above the first cap 4, and if the post 3 moves down to indicate that the first filter column 2 moves down inside the first cylinder 1, the blocking condition of the first filter column 2 occurs, and the blocking condition of the first filter column 2 can be effectively determined according to the degree of the downward movement of the post 3.
In a preferred embodiment of the present invention, in order to enable the first filter column 2 to move smoothly up and down, the telescopic rod mechanism 6 includes a sleeve 601 fixed on the circular ring frame 7, a sliding groove is formed by downwardly recessing an upper end surface of the sleeve 601, one end of a sliding rod 602 is at least partially located in the sliding groove, the other end of the sliding rod 602 is detachably connected with a lower end surface of the first filter column 2, and the sliding rod 602 located in the sliding groove is connected with an inner wall of the sliding groove through a spring 603.
In a preferred embodiment of the present invention, in order to facilitate the disassembly, cleaning and installation of the first filtering column 2, a plug 604 is fixed at the upper end of the sliding rod 602, a jack 203 is provided at the lower end surface of the first filtering column 2, and the plug 604 is at least partially inserted into the jack 203.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the scope of the technical concept of the present invention, and all the simple modifications belong to the protection scope of the present invention.
In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the invention can be made without departing from the spirit of the invention, which should also be considered as disclosed herein.
Claims (8)
1. The utility model provides a multistage purifier, its characterized in that, multistage purifier includes first barrel (1) and second barrel (10) that top-down in order intercommunication set up, first barrel (1) internal fixation have with first barrel (1) coaxial ring frame (7) that set up, ring frame (7) top can be along vertical direction motion ground be provided with first filter column (2), the lower terminal surface of first filter column (2) pass through telescopic link mechanism (6) with ring frame (7) are connected, second barrel (10) internal fixation has second filter column (11), multistage purifier still includes be located first barrel (1) with communicating pipe (5) of second barrel (10) outside, communicating pipe (5) one end with the lateral wall of first barrel (1) is linked together, and its communicating point is first junction (501), the other end of communicating pipe (5) with the lateral wall of second barrel (10) is linked together, and its communicating point is second junction (6) be fixed with second filter column (11), first junction (501) are located when first junction (501) are located first junction (2) filter column (2) down, the second communication point (502) is positioned above the second filtering column (11);
The water flow sequentially passes through a first filter column (2) in the first cylinder (1) and a second filter column (11) in the second cylinder (10) during purification, and then is discharged to finish purification of the water flow; when the water flow contains more particle impurities to cause the first filtering column (2) to be blocked, the first filtering column (2) moves downwards under the pushing and pressing of water pressure, at the moment, the first communicating part (501) is positioned above the first filtering column (2), and the water flow enters the second cylinder (10) through the communicating pipe (5) and is discharged after being filtered by the second filtering column (11);
The second filtering column (11) comprises a second frame body (1101) fixed on the inner side wall of the second cylinder body (10), the upper end face and the lower end face of the second frame body (1101) are respectively provided with a penetrating filtering hole, and a plurality of filtering balls (1102) are filled in the second frame body (1101);
The telescopic rod mechanism (6) comprises a sleeve (601) fixed on the ring frame (7), a chute is formed by downwards sinking the upper end face of the sleeve (601), one end of a sliding rod (602) is at least partially positioned in the chute, the other end of the sliding rod is detachably connected with the lower end face of the first filtering column (2), and the sliding rod (602) positioned in the chute is connected with the inner wall of the chute through a spring (603).
2. The multi-stage water purifying device according to claim 1, wherein the first filter column (2) comprises a first frame (201), and a plurality of filter membranes (202) arranged along a horizontal direction are fixed inside the first frame (201) from top to bottom.
3. The multistage water purification device according to claim 2, wherein the outside of the first frame (201) is wrapped with a waterproof jacket (204), and the outer surface of the waterproof jacket (204) is in contact with the inner surface of the first cylinder (1).
4. The multi-stage water purifying device according to claim 1, wherein the filter ball (1102) has a hollow structure, activated carbon is filled in the filter ball, a plurality of through holes (1103) are formed in the surface of the filter ball (1102), and filter cloth is fixed on the through holes (1103) to shield the through holes (1103).
5. The multi-stage water purifying device according to claim 1, wherein the upper end of the first cylinder (1) is in threaded connection with a first cap (4), the upper end surface of the first cap (4) is communicated with a first water inlet pipe head (401), and the lower end of the second cylinder (10) is communicated with a first water outlet pipe head (12).
6. The multi-stage water purification device according to claim 5, further comprising a second cap (9) located between the first cylinder (1) and the second cylinder (10), wherein the second cap (9) is in threaded connection with the upper end of the second cylinder (10), the lower end of the first cylinder (1) is communicated with a second water outlet pipe head (8), the upper end of the second cap (9) is communicated with a second water inlet pipe head (901), and the second water inlet pipe head (901) is in threaded connection with the second water outlet pipe head (8).
7. The multistage water purification device according to claim 6, wherein a marker post (3) arranged along the vertical direction is fixed on the upper end surface of the first filtering column (2), and the upper end of the marker post (3) at least partially penetrates the first cap (4) and extends to the upper side of the first cap (4).
8. The multi-stage water purifying device according to claim 1, wherein a plug (604) is fixed at the upper end of the slide bar (602), a jack (203) is provided at the lower end face of the first filter column (2), and the plug (604) is at least partially inserted into the jack (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711093917.0A CN107673500B (en) | 2017-11-08 | 2017-11-08 | Multistage water purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711093917.0A CN107673500B (en) | 2017-11-08 | 2017-11-08 | Multistage water purification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107673500A CN107673500A (en) | 2018-02-09 |
| CN107673500B true CN107673500B (en) | 2024-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711093917.0A Active CN107673500B (en) | 2017-11-08 | 2017-11-08 | Multistage water purification device |
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| CN (1) | CN107673500B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109758814B (en) * | 2019-03-14 | 2021-07-06 | 东阳市善水环境工程有限公司 | Front-mounted water purifier |
| CN111744240B (en) * | 2019-03-28 | 2022-05-24 | 苏州巨耀环保科技有限公司 | Simple low-cost high-efficient multilayer sand filtration water purification unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8480885B2 (en) * | 2009-05-18 | 2013-07-09 | Purolator Filters Na Llc | Full flow liquid filter with integral bypass filtration |
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|---|---|---|---|---|
| GB774262A (en) * | 1955-08-26 | 1957-05-08 | Kenneth William Jay | Filter by-pass control |
| GB1023178A (en) * | 1963-07-26 | 1966-03-23 | Winslow Engineering And Mfg Co | Improvements relating to filters |
| GB1530835A (en) * | 1977-06-14 | 1978-11-01 | Vnii Pk I Promy Gidroprivodov | Liquid filter |
| US5160037A (en) * | 1991-03-07 | 1992-11-03 | Lecour Edward M | Filter assembly having by-pass system |
| CN1167448A (en) * | 1994-11-04 | 1997-12-10 | 医用塑料澳大利亚有限公司 | Liquid filtering apparatus |
| JPH10113651A (en) * | 1996-10-07 | 1998-05-06 | Minoru Ind Co Ltd | Household water purifying device |
| CN101961571A (en) * | 2010-09-21 | 2011-02-02 | 浙江沁园水处理科技有限公司 | Filtering device with automatic detection structure |
| CN203620368U (en) * | 2013-09-18 | 2014-06-04 | 宁波今山电子材料有限公司 | Impurity filtering ball |
| CN205676250U (en) * | 2016-05-27 | 2016-11-09 | 山东中鲁水务有限公司 | High-quality domestic water device |
| CN208327547U (en) * | 2017-11-08 | 2019-01-04 | 余彬楠 | A kind of Multi-stage water filting device |
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