CN112295406A - Hollow fiber ultrafiltration membrane filter - Google Patents
Hollow fiber ultrafiltration membrane filter Download PDFInfo
- Publication number
- CN112295406A CN112295406A CN202011137812.2A CN202011137812A CN112295406A CN 112295406 A CN112295406 A CN 112295406A CN 202011137812 A CN202011137812 A CN 202011137812A CN 112295406 A CN112295406 A CN 112295406A
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- filtering
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- membrane
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/18—Apparatus therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/20—Accessories; Auxiliary operations
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- 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
- C02F1/34—Treatment of water, waste water, or sewage with mechanical oscillations
- C02F1/36—Treatment of water, waste water, or sewage with mechanical oscillations ultrasonic vibrations
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- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a hollow fiber ultrafiltration membrane filter, which relates to the technical field of filters and comprises a filter body, wherein the top end of the filter body is provided with a mounting hole, the bottom end of the filter body is provided with a through hole, the inside of the filter body is connected with a fixing mechanism, the bottom end of the inside of the fixing mechanism is connected with a turntable, one side of the turntable is connected with a rotating rod, the top end of the turntable is connected with a rotating shaft, the outer wall of the rotating shaft is connected with a fixing rod, the top end of the rotating shaft is connected with a fixing disc, and the outer wall of the fixing mechanism. According to the invention, the water storage barrel is connected with an external water pipe through the arranged ultrasonic sterilizer, when filtered water enters the water storage barrel, a plurality of groups of ultrasonic sterilizers are started simultaneously to sterilize the water in the water storage barrel, and the sterilization area of the ultrasonic sterilizer is increased and the sterilization blind area of the ultrasonic sterilizer is reduced through the crossed arrangement of a plurality of groups of fixing rings.
Description
Technical Field
The invention relates to the technical field of filters, in particular to a hollow fiber ultrafiltration membrane filter.
Background
Ultrafiltration membranes are artificial permeants used in ultrafiltration processes. Generally made of polymeric materials such as: cellulose acetate, cellulose acetate esters, polyethylene, polysulfone, and polyamide. Membrane modules of various types such as tubular type, plate type, roll type, capillary type and the like are generally manufactured in advance, and then a plurality of modules are assembled together for application so as to increase the filtration area and facilitate maintenance.
The existing ultrafiltration membrane is usually in a fixed state during filtration, the ultrafiltration membrane usually discharges water through a fixed through hole, impurities usually accumulate at the position of the ultrafiltration membrane close to the through hole under the action of water flow, spots are formed at the local position of the ultrafiltration membrane, the ultrafiltration membrane is blocked, the filtration effect of the ultrafiltration membrane is influenced, the ultrafiltration membrane cannot be simply and conveniently mounted and dismounted when damaged, and a filter cannot sterilize the filtered water when yielding water, so that the water pollution degree is reduced.
Disclosure of Invention
The invention aims to: in order to solve the problems that an ultrafiltration membrane through hole is easy to block, the installation and the disassembly of a filtration membrane are troublesome, and the sterilization treatment of water cannot be carried out, the hollow fiber ultrafiltration membrane filter is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a hollow fiber ultrafiltration membrane filter comprises a filter body, wherein the top end of the filter body is provided with a mounting hole, the bottom end of the filter body is provided with a through hole, the inside of the filter body is connected with a fixing mechanism, the bottom end of the inside of the fixing mechanism is connected with a turntable, one side of the turntable is connected with a rotating rod, the top end of the turntable is connected with a rotating shaft, the outer wall of the rotating shaft is connected with a fixed rod, the top end of the rotating shaft is connected with a fixed disk, the outer wall of the fixing mechanism is provided with a chute, the inside of the filter body is connected with a filter element, the top end of the filter element is provided with a water inlet, the inside of the filter element is provided with a connecting rod below the water inlet, the outer wall of the connecting rod is connected with a blade, one side of the, the utility model discloses a filter, including first filtration membrane, second filtration membrane, filter core, filter barrel, ultrasonic sterilizer, water storage bucket, first filtration pore of crossing has been seted up to second filtration membrane's inner wall, the inside of crossing the filter core is located one side of second filtration membrane and installs third filtration membrane, the second filtration pore of crossing has been seted up to third filtration membrane's inner wall, the drain has been seted up to the bottom of crossing the filter core, the outer wall connection of filter body has the water storage bucket, the internal connection of water storage bucket has the dead lever, one side that the inside of water storage bucket is located the dead lever is connected.
Preferably, the outer wall of the fixing mechanism is provided with a sliding chute matched with the rotating rod, and the rotating disk is connected with the fixing mechanism in a sliding mode through the rotating rod.
Preferably, the rotating shaft penetrates through the fixing rod and extends to the outside of the fixing rod to be rotatably connected with the fixing disk.
Preferably, the fixing rods are provided with six groups, and the six groups of fixing rods are distributed in the fixing mechanism at equal intervals around the circle center of the fixing mechanism.
Preferably, the aperture of the first filtering membrane is micrometer, four groups of blades are arranged, and the four groups of blades are fixedly connected with the first filtering membrane.
Preferably, the aperture of each blade is micrometer, four groups of blades are arranged, and the four groups of blades are fixedly connected with the first filtering membrane.
Preferably, the aperture of the first filtering holes is micrometer, the first filtering holes are provided with a plurality of groups, and the plurality of groups of the first filtering holes are equidistantly distributed on the inner wall of the second filtering membrane.
Preferably, the aperture of the second filtering holes is micron, the second filtering holes are provided with a plurality of groups, and the plurality of groups of second filtering holes are equidistantly distributed on the inner wall of the third filtering membrane.
Preferably, the dead lever is connected with the water storage bucket through the welding, gu fixed ring is connected with the dead lever through the welding, gu fixed ring is provided with the multiunit, the multiunit gu fixed ring becomes the forked shape and distributes inside the water storage bucket.
Preferably, the ultrasonic sterilizer is provided with a plurality of groups, and the plurality of groups of ultrasonic sterilizer are equidistantly distributed on the inner wall of the fixing ring.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention inserts the filter element into the filter body from the mounting hole arranged at the top end of the filter body by manpower through the arranged rotating shaft, the fixed rod, the rotating disc, the rotating rod and the fixed disc, the sewage discharge outlet arranged at the bottom end of the filter element extends to the outside from the through hole arranged at the bottom end of the filter body and is connected with an outside water pipe, the rotating shaft is limited by the arranged fixed disc, the rotating rod is rotated leftwards by the manpower, the rotating rod rotates leftwards to drive the rotating disc to rotate leftwards, the rotating shaft rotates leftwards to drive six groups of fixed rods to rotate leftwards, so that the six groups of fixed rods are pressed against the outer wall of the filter element to fix the filter element, after the filter element is fixed, the rotating rod is fixed by an outside latch, when the filter element needs to be replaced, the outside latch is opened by the manpower, then the rotating rod rotates rightwards, the rotating rod rotates rightwards to drive the rotating disc, the rotary table rotates rightwards to drive the rotary shaft to rotate rightwards, the rotary shaft rotates rightwards to drive the fixed rod to rotate rightwards, and the filter element is loosened, so that the filter element is convenient to replace;
2. the invention connects the water inlet of the filter core with the external water inlet pipe after the filter core is installed, when the external water inlet pipe conveys water to the inside of the filter core, four groups of blades are driven to rotate through the fluidity of the water, the four groups of blades drive the first filter membrane to rotate, the first filter membrane rotates to drive the water filtered from the first filter membrane to flow, thereby driving the second filter membrane to rotate, the second filter membrane rotates to be obliquely and upwards opened through the first filter hole on the inner wall of the second filter membrane, the impact force of partial water flow in the second filter membrane is converted into the rotating torque of the third filter membrane, thereby driving the third filter membrane to rotate, the permeable holes of the first filter membrane, the second filter membrane and the third filter membrane are sequentially reduced, the impurities with larger impurity particles in water are prevented from being accumulated in the filtering holes of the three groups of filtering membranes, so that the filtering holes of the three groups of filtering membranes are blocked, the water permeability of the three groups of filtering membranes is influenced, and the impurities in the water are better filtered;
3. according to the invention, the water storage barrel is connected with an external water pipe through the arranged ultrasonic sterilizer, when filtered water enters the water storage barrel, a plurality of groups of ultrasonic sterilizers are started simultaneously to sterilize the water in the water storage barrel, the sterilization area of the ultrasonic sterilizer is increased through the cross arrangement of a plurality of groups of fixing rings, the sterilization blind area of the ultrasonic sterilizer is reduced, the water quality is improved, and the water pollution is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of a filter body of the present invention;
FIG. 3 is a schematic view of a filter element mounting structure according to the present invention;
FIG. 4 is a schematic view of a clamping mechanism according to the present invention;
FIG. 5 is a schematic view of a filter element according to the present invention;
FIG. 6 is a cross-sectional view of a filter element of the present invention;
FIG. 7 is a top view of a candle of the present invention;
FIG. 8 is a cross-sectional view of a water storage bucket of the present invention;
fig. 9 is a schematic view of a fixed ring structure of the present invention.
In the figure: 1. a filter body; 2. a fixing mechanism; 201. a rotating shaft; 202. fixing the rod; 203. a turntable; 204. a rotating rod; 205. fixing the disc; 206. a chute; 3. a filter element; 301. a blade; 302. a first filter membrane; 303. a second filter membrane; 304. a third filtration membrane; 305. a first filtering hole; 306. a second filtering hole; 307. a sewage draining outlet; 308. a connecting rod; 309. a water inlet; 4. a water storage barrel; 5. a fixing ring; 6. fixing the rod; 7. an ultrasonic sterilizer; 8. a water outlet; 9. mounting holes; 10. and a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, a hollow fiber ultrafiltration membrane filter comprises a filter body 1, a mounting hole 9 is formed at the top end of the filter body 1, a through hole 10 is formed at the bottom end of the filter body 1, a fixing mechanism 2 is connected inside the filter body 1, a rotary disc 203 is connected at the bottom end inside the fixing mechanism 2, a rotary rod 204 is connected at one side of the rotary disc 203, a rotary shaft 201 is connected at the top end of the rotary disc 203, a fixing rod 202 is connected to the outer wall of the rotary shaft 201, a fixing disc 205 is connected at the top end of the rotary shaft 201, a sliding groove 206 is formed in the outer wall of the fixing mechanism 2, a filter element 3 is connected inside the filter body 1, a water inlet 309 is formed at the top end of the filter element 3, a connecting rod 308 is arranged below the water inlet 309 inside the filter element 3, a blade 301 is connected to the outer wall of the connecting rod 308, a first, first filtration pore 305 of crossing has been seted up to the inner wall of second filtration membrane 303, the inside of crossing filter core 3 is located one side of second filtration membrane 303 and installs third filtration membrane 304, the second filtration pore 306 of crossing has been seted up to the inner wall of third filtration membrane 304, drain 307 has been seted up to the bottom of crossing filter core 3, the outer wall connection of filter body 1 has water storage bucket 4, the internal connection of water storage bucket 4 has dead lever 6, one side that the inside of water storage bucket 4 is located dead lever 6 is connected with solid fixed ring 5, ultrasonic sterilizer 7 is installed to solid fixed ring 5's inner wall, delivery port 8 has been seted up to the one end of water.
Please refer to fig. 1, the outer wall of the fixing mechanism 2 is provided with a sliding slot 206 matching with the rotating rod 204, and the rotating disc 203 is connected with the fixing mechanism 2 by the rotating rod 204 in a sliding manner, so that the rotating disc 203 can rotate conveniently.
Please refer to fig. 2, the rotating shaft 201 penetrates the fixing rod 202 and extends to the outside of the fixing rod 202 to be rotatably connected with the fixing plate 205, so that the fixing rod 202 can rotate conveniently.
Please refer to fig. 3, the fixing rods 202 are provided with six groups, and the six groups of fixing rods 202 are equidistantly distributed inside the fixing mechanism 2 around the center of the circle of the fixing mechanism 2, so as to fix the filter element 3.
Referring to fig. 3, the aperture of the first filter membrane 302 is 75 μm, four sets of blades 301 are provided, and the four sets of blades 301 are fixedly connected to the first filter membrane 302 to facilitate the rotation of the first filter membrane 302.
Please refer to fig. 3, the aperture of the first filtering holes 305 is 45 μm, the first filtering holes 305 are opened with a plurality of groups, and the plurality of groups of the first filtering holes 305 are equidistantly distributed on the inner wall of the second filtering membrane 303, so as to facilitate better filtering of the second filtering membrane 303.
Please refer to fig. 3, the aperture of the second filtering holes 306 is 10 μm, the second filtering holes 306 are opened with a plurality of groups, and the plurality of groups of second filtering holes 306 are equidistantly distributed on the inner wall of the third filtering membrane 304, so as to facilitate better filtering of the third filtering membrane 304.
Please refer to fig. 8, the fixing rod 6 is connected to the water storage barrel 4 by welding, the fixing ring 5 is connected to the fixing rod 6 by welding, the fixing ring 5 has a plurality of sets, the fixing rings 5 are distributed inside the water storage barrel 4 in a cross shape, so as to sterilize the inside of the water storage barrel 4.
Please refer to fig. 5, the ultrasonic sterilizer 7 is provided with a plurality of sets of ultrasonic sterilizers 7 which are distributed on the inner wall of the fixing ring 5 at equal intervals, so as to reduce the sterilization blind areas of the ultrasonic sterilizer 7.
The working principle is as follows: firstly, the filter element 3 is manually inserted into the filter body 1 from the mounting hole 9 arranged at the top end of the filter body 1, the sewage outlet 307 arranged at the bottom end of the filter element 3 extends to the outside from the through hole 10 arranged at the bottom end of the filter body 1 and is connected with an outside water pipe, the rotating shaft 201 is limited by arranging the fixed disc 205, the rotating shaft 204 is manually rotated leftwards, the rotating shaft 204 rotates leftwards to drive the rotating disc 203 to rotate leftwards, the rotating disc 203 rotates leftwards to drive the rotating shaft 201 to rotate leftwards, the rotating shaft 201 rotates leftwards to drive the six groups of fixed bars 202 to rotate leftwards, so that the six groups of fixed bars 202 are abutted against the outer wall of the filter element 3 to fix the filter element 3, after the filter element 3 is fixed, the rotating bar 204 is fixed through outside clamping lock, when the filter element 3 needs to be replaced, the outside clamping lock is manually opened, then the rotating bar 204 is rotated rightwards, the rotating bar 204 rotates right, the rotary table 203 rotates rightwards to drive the rotary shaft 201 to rotate rightwards, the rotary shaft 201 rotates rightwards to drive the fixing rod 202 to rotate rightwards, the filter element 3 is loosened, the filter element 3 is convenient to replace, after the filter element 3 is installed, the water inlet 309 of the filter element 3 is connected with an external water inlet pipe, when the external water inlet pipe conveys water to the inside of the filter element 3, the four groups of blades 301 are driven to rotate through the fluidity of the water, the four groups of blades 301 rotate to drive the first filter membrane 302 to rotate, the first filter membrane 302 rotates to drive the water filtered from the first filter membrane 302 to flow, so as to drive the second filter membrane 303 to rotate, the second filter membrane 303 rotates to be obliquely upwards arranged through the first filter hole 305 on the inner wall of the second filter membrane 303, the impact force of partial water flow inside the second filter membrane 303 is converted into the rotating torque of the third filter membrane 304, so as, the permeable holes of the first filtering membrane 302, the second filtering membrane 303 and the third filtering membrane 304 are sequentially and progressively reduced to prevent impurities with larger impurity particles in water from being accumulated in the filtering holes of the three groups of filtering membranes, so that the filtering holes of the three groups of filtering membranes are blocked, the water permeability of the three groups of filtering membranes is influenced, impurities in water are better filtered, the water storage barrel 4 is connected with an external water pipe, when filtered water enters the water storage barrel 4, a plurality of groups of ultrasonic sterilizers 7 are simultaneously started to sterilize the water in the water storage barrel 4, the sterilization area of the ultrasonic sterilizers 7 is increased through the cross arrangement of a plurality of groups of fixing rings 5, the sterilization blind area of the ultrasonic sterilizers 7 is reduced, the water quality is improved, the water pollution is reduced, when water needs to be discharged, a water valve switch in the water storage barrel 4 is opened through an external control switch, so that the water in the water storage barrel 4 enters the external water, so that the water in the water storage barrel 4 is conveyed to the outside.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. A hollow fiber ultrafiltration membrane filter, comprising a filter body (1), characterized in that: the filter comprises a filter body (1), and is characterized in that a mounting hole (9) is formed in the top end of the filter body (1), a through hole (10) is formed in the bottom end of the filter body (1), a fixing mechanism (2) is connected to the inside of the filter body (1), a rotary disc (203) is connected to the bottom end of the inside of the fixing mechanism (2), a rotary rod (204) is connected to one side of the rotary disc (203), a rotary shaft (201) is connected to the top end of the rotary disc (203), a fixing rod (202) is connected to the outer wall of the rotary shaft (201), a fixed disc (205) is connected to the top end of the rotary shaft (201), a sliding groove (206) is formed in the outer wall of the fixing mechanism (2), a filter core (3) is connected to the inside of the filter body (1), a water inlet (309) is formed in the top end, the outer wall of the connecting rod (308) is connected with a blade (301), one side of the blade (301) is connected with a first filtering membrane (302), one side of the inside of the filtering core (3) which is positioned on the first filtering membrane (302) is provided with a second filtering membrane (303), the inner wall of the second filtering membrane (303) is provided with a first filtering hole (305), one side of the inside of the filtering core (3) which is positioned on the second filtering membrane (303) is provided with a third filtering membrane (304), the inner wall of the third filtering membrane (304) is provided with a second filtering hole (306), the bottom end of the filtering core (3) is provided with a drain outlet (307), the outer wall of the filter body (1) is connected with a water storage barrel (4), the inside of the water storage barrel (4) is connected with a fixing rod (6), one side of the inside of the water storage barrel (4) which is positioned on the, an ultrasonic sterilizer (7) is installed on the inner wall of the fixing ring (5), and a water outlet (8) is formed in one end of the water storage barrel (4).
2. A hollow fiber ultrafiltration membrane filter according to claim 1, wherein: the outer wall of the fixing mechanism (2) is provided with a sliding groove (206) matched with the rotating rod (204), and the rotating disc (203) is connected with the fixing mechanism (2) in a sliding mode through the rotating rod (204).
3. A hollow fiber ultrafiltration membrane filter according to claim 1, wherein: the rotating shaft (201) penetrates through the fixing rod (202) and extends to the outside of the fixing rod (202) to be rotatably connected with the fixing disc (205).
4. A hollow fiber ultrafiltration membrane filter according to claim 1, wherein: six groups of fixing rods (202) are arranged, and the six groups of fixing rods (202) are distributed in the fixing mechanism (2) at equal intervals around the circle center of the fixing mechanism (2).
5. A hollow fiber ultrafiltration membrane filter according to claim 1, wherein: the aperture of the first filtering membrane (302) is 75 micrometers, four groups of blades (301) are arranged, and the four groups of blades (301) are fixedly connected with the first filtering membrane (302).
6. A hollow fiber ultrafiltration membrane filter according to claim 1, wherein: the aperture of the first filtering holes (305) is 45 micrometers, a plurality of groups of the first filtering holes (305) are formed, and the plurality of groups of the first filtering holes (305) are distributed on the inner wall of the second filtering membrane (303) at equal intervals.
7. A hollow fiber ultrafiltration membrane filter according to claim 1, wherein: the aperture of the second filtering holes (306) is 10 micrometers, a plurality of groups of second filtering holes (306) are formed, and the plurality of groups of second filtering holes (306) are distributed on the inner wall of the third filtering membrane (304) at equal intervals.
8. A hollow fiber ultrafiltration membrane filter according to claim 1, wherein: the fixing rod (6) is connected with the water storage barrel (4) through welding, the fixing ring (5) is connected with the fixing rod (6) through welding, the fixing ring (5) is provided with multiple groups, and the multiple groups of the fixing ring (5) are distributed inside the water storage barrel (4) in a cross shape.
9. A hollow fiber ultrafiltration membrane filter according to claim 1, wherein: the ultrasonic sterilizer (7) is provided with a plurality of groups, and the ultrasonic sterilizer (7) are equidistantly distributed on the inner wall of the fixing ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011137812.2A CN112295406A (en) | 2020-10-22 | 2020-10-22 | Hollow fiber ultrafiltration membrane filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011137812.2A CN112295406A (en) | 2020-10-22 | 2020-10-22 | Hollow fiber ultrafiltration membrane filter |
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| Publication Number | Publication Date |
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| CN112295406A true CN112295406A (en) | 2021-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011137812.2A Pending CN112295406A (en) | 2020-10-22 | 2020-10-22 | Hollow fiber ultrafiltration membrane filter |
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| CN (1) | CN112295406A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620516A (en) * | 2021-08-03 | 2021-11-09 | 生态环境部南京环境科学研究所 | Treatment device for purifying farmland drainage |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203513393U (en) * | 2013-09-24 | 2014-04-02 | 福建八骏马节能科技有限公司 | Filter core with functions of sterilizing, disinfecting and water purifying |
| CN211611828U (en) * | 2019-12-25 | 2020-10-02 | 江苏鑫汇林环境工程有限公司 | Quick assembly disassembly self-cleaning filter convenient to coking wastewater system |
-
2020
- 2020-10-22 CN CN202011137812.2A patent/CN112295406A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203513393U (en) * | 2013-09-24 | 2014-04-02 | 福建八骏马节能科技有限公司 | Filter core with functions of sterilizing, disinfecting and water purifying |
| CN211611828U (en) * | 2019-12-25 | 2020-10-02 | 江苏鑫汇林环境工程有限公司 | Quick assembly disassembly self-cleaning filter convenient to coking wastewater system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620516A (en) * | 2021-08-03 | 2021-11-09 | 生态环境部南京环境科学研究所 | Treatment device for purifying farmland drainage |
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Application publication date: 20210202 |