CN219376706U - Nanofiltration device for sewage treatment - Google Patents

Abstract

The utility model discloses a nanofiltration device for sewage treatment, which comprises a base, wherein a filter element is arranged on the base, a nanofiltration membrane is sleeved outside the filter element, a scraping ring is sleeved outside the nanofiltration membrane, a plurality of connecting rods are fixedly arranged at the bottom end of the scraping ring, a pressing plate is arranged at the bottom of the base, through holes are formed in positions, corresponding to the plurality of connecting rods, of the bottom end in the base, the bottom ends of the plurality of connecting rods penetrate through the through holes and are fixedly arranged on the pressing plate, and a shell is sleeved outside the scraping ring on the base. This sewage treatment's nanofiltration device can clear up the impurity on nanofiltration membrane surface under the circumstances of not opening the casing to need temporarily stop when having avoided traditional nanofiltration equipment clearance nanofiltration membrane to filter, the easy problem that influences sewage treatment efficiency makes the dismouting of casing, base, nanofiltration membrane and filter core more convenient and fast simultaneously, the follow-up change of being convenient for.

Description

Nanofiltration device for sewage treatment

Technical Field

The utility model relates to the technical field of nanofiltration devices, in particular to a nanofiltration device for sewage treatment.

Background

The nanofiltration device is a complete set of membrane separation equipment consisting of nanofiltration membrane components and other matched equipment. The filter is mainly used for filtering impurities in fluid and is also used for filtering in sewage treatment.

The existing nanofiltration device is simple in structure and is generally composed of an outer shell, an inner nanofiltration membrane and a filter element, impurities filtered out are easy to adhere to meshes of the nanofiltration membrane in the long-term use process, so that the sewage filtering efficiency is affected, the surfaces of the nanofiltration membrane are required to be cleaned regularly, the sewage filtering use is required to be suspended in the traditional cleaning process, the shell is detached firstly, an external tool is used for scraping and cleaning the impurities on the nanofiltration membrane, a certain time is required to be consumed in the operation process, and the sewage filtering work efficiency is easy to be affected.

Therefore, we propose a nanofiltration device for sewage treatment.

Disclosure of Invention

The utility model aims to provide a nanofiltration device for sewage treatment, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sewage treatment's nanofiltration device, includes the base, be provided with the filter core on the base, the outside cover of filter core is equipped with the nanofiltration membrane, the outside cover of nanofiltration membrane is equipped with scrapes the ring, the bottom fixed mounting who scrapes the ring has a plurality of connecting rods, the bottom of base is provided with the clamp plate, the bottom corresponds a plurality of in the base connecting rod department all is provided with the through-hole, a plurality of the bottom of connecting rod all passes through-hole and fixed mounting on the clamp plate, the outside cover that is located the scraping the ring on the base is equipped with the casing.

Optionally, the outside fixed mounting that is located the scraping ring on the base has the second thread ring, the casing bottom is provided with the second thread groove, second thread ring threaded connection is in the second thread groove, is convenient for dismouting between casing and base through this kind of design.

Optionally, the nanofiltration membrane bottom end fixed mounting has first screwed ring, the department that corresponds first screwed ring on the base is provided with first screw thread groove, first screwed ring threaded connection is in first screw thread groove, is convenient for receive the dismouting of filter membrane and filter core through this kind of design.

Optionally, a plurality of driving levers are fixedly arranged on the outer side of the top end of the nanofiltration membrane, and the nanofiltration membrane and the filter element are conveniently driven to rotate through the driving levers.

Optionally, the casing top end fixed mounting has the inlet tube, the base bottom end fixed mounting has the outlet pipe, is convenient for sewage to get in and out this equipment through inlet tube and outlet pipe and filters.

Optionally, a drain pipe is fixedly installed on the left side of the shell, a valve is fixedly installed in the drain pipe, and filtered impurities are conveniently discharged through the drain pipe.

Optionally, the outside of clamp plate is provided with a plurality of catching grooves, the top outside cover of casing is equipped with the antiskid cover, can increase the frictional force when clamp plate and casing and finger contact through catching groove and antiskid cover, is favorable to the use of this equipment.

Optionally, the front and back ends of casing are located the lower part of antiskid cover and all are provided with visual window, are convenient for look over the condition of scraping up rubbish in the casing through visual window.

Compared with the prior art, the utility model has the beneficial effects that:

through first screw thread ring, first screw thread groove, second screw thread ring, second screw thread groove, connecting rod, scrape mutually supporting of ring, opening and clamp plate, can clear up the impurity on nanofiltration membrane surface under the condition of not opening the casing to need temporarily stop filtering when having avoided traditional nanofiltration equipment clearance nanofiltration membrane, influence sewage treatment efficiency's problem easily, make the dismouting of casing, base, nanofiltration membrane and filter core more convenient and fast simultaneously, the follow-up change of being convenient for.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a nanofiltration device for sewage treatment according to the present utility model;

FIG. 2 is a bottom view of a nanofiltration device for sewage treatment according to the present utility model;

FIG. 3 is a cross-sectional view of a nanofiltration device for wastewater treatment according to the present utility model;

FIG. 4 is an enlarged view of A in FIG. 3 of a nanofiltration device for sewage treatment according to the present utility model.

In the figure: 1. a housing; 2. a base; 3. a water inlet pipe; 4. a water outlet pipe; 5. a visual window; 6. a pressing plate; 7. a connecting rod; 8. a blow-down pipe; 9. a valve; 10. a filter element; 11. a deflector rod; 12. nanofiltration membrane; 13. an anti-skid sleeve; 14. a first threaded ring; 15. a first thread groove; 16. a second threaded ring; 17. a second thread groove; 18. a through port; 19. a scraping ring; 20. a buckling groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the utility model provides a nanofiltration device for sewage treatment, which comprises a base 2, wherein a filter element 10 is arranged on the base 2, a nanofiltration membrane 12 is sleeved outside the filter element 10, a scraping ring 19 is sleeved outside the nanofiltration membrane 12, a plurality of connecting rods 7 are fixedly arranged at the bottom end of the scraping ring 19, a pressing plate 6 is arranged at the bottom of the base 2, through holes 18 are respectively arranged at the inner bottom end of the base 2 corresponding to the plurality of connecting rods 7, the bottom ends of the plurality of connecting rods 7 respectively penetrate through the through holes 18 and are fixedly arranged on the pressing plate 6, and a shell 1 is sleeved outside the scraping ring 19 on the base 2.

The outside fixed mounting that lies in on the base 2 scrapes the ring 19 has second screwed ring 16, the casing 1 bottom is provided with second screwed groove 17, second screwed ring 16 threaded connection is in second screwed groove 17, the dismouting between casing 1 and base 2 of being convenient for through this kind of design, receive filter membrane 12 bottom fixed mounting has first screwed ring 14, correspond first screwed ring 14 department on the base 2 and be provided with first screwed groove 15, first screwed ring 14 threaded connection is in first screwed groove 15, the dismouting of being convenient for receive filter membrane 12 and filter core 10 through this kind of design, receive filter membrane 12's top outside fixed mounting has a plurality of driving levers 11, be convenient for drive receive filter membrane 12 and filter core 10 through a plurality of driving levers 11 and rotate, casing 1 top fixed mounting has inlet tube 3, base 2 bottom fixed mounting has outlet pipe 4, be convenient for sewage to get into this equipment through inlet tube 3 and outlet pipe 4 and filter, the left side fixed mounting of casing 1 has blow off pipe 8, the internal fixed mounting has valve 9, be convenient for discharge the filtration through blow off pipe 8, the outside of filter plate 6 is provided with a plurality of catching grooves 20, the top end of clamp plate 1 is equipped with a plurality of sliding sleeves 20, casing 1 and the anti-slip cover is equipped with through the anti-slip cover 13 and can be through the side window 13, the anti-slip cover is located the casing 1 can be through the increase of the side of the anti-slip cover 1 with the anti-slip cover 13, the anti-slip cover is located the condition is easy to be located under the condition of the casing 1 and the anti-slip cover 13 is convenient for the situation is 13.

Working principle: during the use sewage gets into this equipment through inlet tube 3, then the impurity in the sewage can filter through nanofiltration membrane 12 and filter core 10, thereby the accumulation is located the outside of nanofiltration membrane 12 in casing 1, after long-term use, can upwards pull clamp plate 6, clamp plate 6 drives a plurality of connecting rods 7 shrink to casing 1 in, can drive and scrape ring 19 and rise in casing 1, scrape the impurity of nanofiltration membrane 12 surface adhesion, then open valve 9, can make impurity follow blow off pipe 8, when needs change nanofiltration membrane 12 and filter core 10, can detain the catching groove 20 with the finger of a hand in, the other hand holds antiskid cover 13, then rotate casing 1 and base 2 towards opposite direction, make first screwed ring 14 break away from first screwed groove 15, can pull down casing 1, then use driving nanofiltration membrane 12 and base 2 towards opposite direction rotation, make second screwed ring 16 break away from second screwed groove 17, can receive nanofiltration membrane 12 and filter core 10 and change filter membrane, this kind of filter equipment convenient to use, can not open the casing 12 at the aforesaid subassembly, thereby the filter membrane is convenient to take the filter membrane 2 when need receive the surface of filtration membrane 12, the filter membrane is removed to the filter core 2, the filter membrane is removed simultaneously to the filter membrane is convenient for the filter membrane is removed to the filter membrane 2, the filter core is convenient to take the problem is avoided to receive the filter membrane 2 under the surface 12 to receive the condition of the filtration membrane is more convenient to take up and has been changed, the filter membrane is convenient to take up convenient to clean up.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a sewage treatment's nanofiltration device, its characterized in that, including base (2), be provided with filter core (10) on base (2), the outside cover of filter core (10) is equipped with nanofiltration membrane (12), the outside cover of nanofiltration membrane (12) is equipped with scrapes ring (19), the bottom fixed mounting who scrapes ring (19) has a plurality of connecting rods (7), the bottom of base (2) is provided with clamp plate (6), the bottom corresponds a plurality of in base (2) connecting rod (7) department all is provided with opening (18), a plurality of the bottom of connecting rod (7) all passes opening (18) and fixed mounting on clamp plate (6), the outside cover that is located on base (2) scrapes ring (19) is equipped with casing (1).

2. The nanofiltration device for sewage treatment according to claim 1, wherein a second threaded ring (16) is fixedly installed on the base (2) and located on the outer side of the scraping ring (19), a second threaded groove (17) is formed in the bottom end of the shell (1), and the second threaded ring (16) is in threaded connection with the second threaded groove (17).

3. The nanofiltration device for sewage treatment according to claim 1, wherein a first threaded ring (14) is fixedly installed at the bottom end of the nanofiltration membrane (12), a first threaded groove (15) is formed in the base (2) corresponding to the first threaded ring (14), and the first threaded ring (14) is in threaded connection with the first threaded groove (15).

4. The nanofiltration device for sewage treatment according to claim 1, wherein a plurality of deflector rods (11) are fixedly installed on the outer side of the top end of the nanofiltration membrane (12).

5. The nanofiltration device for sewage treatment according to claim 1, wherein the water inlet pipe (3) is fixedly installed at the top end of the housing (1), and the water outlet pipe (4) is fixedly installed at the bottom end of the base (2).

6. The nanofiltration device for sewage treatment according to claim 1, wherein a drain pipe (8) is fixedly installed on the left side of the housing (1), and a valve (9) is fixedly installed in the drain pipe (8).

7. The nanofiltration device for sewage treatment according to claim 1, wherein a plurality of buckling grooves (20) are formed in the outer side of the pressing plate (6), and an anti-skid sleeve (13) is sleeved on the outer side of the top end of the shell (1).

8. The nanofiltration device for sewage treatment according to claim 7, wherein the front and rear ends of the housing (1) are provided with visual windows (5) at the lower parts of the anti-skid sleeves (13).