CN217745996U

CN217745996U - Circulating filter for repairing polluted underground water

Info

Publication number: CN217745996U
Application number: CN202222018105.2U
Authority: CN
Inventors: 汪溪汇; 霍伟洁
Original assignee: Anhui Zhiyuan Environmental Protection Engineering Co ltd
Current assignee: Anhui Zhiyuan Environmental Protection Engineering Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-11-08
Anticipated expiration: 2032-08-02

Abstract

The utility model relates to a repair circulating filter who pollutes groundwater, including cartridge filter, baffle and filter screen, each the equal coaxial cover in outside of filter screen is equipped with the wash bowl, the top baffle top sliding connection has palirrhea cover, and the inside cooperation setting of palirrhea cover and wash bowl, the below baffle below sliding connection has a water outlet cover, palirrhea cover fixedly connected with and the palirrhea oral siphon of its inside intercommunication, and palirrhea oral siphon and outside pressurization water delivery mechanism intercommunication set up, this scheme sets up the columniform wash bowl through the filter screen outside at the cartridge filter, and annular array sets up the nozzle on the inner wall of wash bowl, and both sides are equallyd divide about the inside of cartridge filter and do not set up palirrhea cover and water outlet cover, and carry the clear water after the outside pressurization to the wash bowl in palirrhea cover to spray to the filter screen through the nozzle on, compare in the impurity of the adhesion on the filter screen that flows in the reverse of ordinary pressure can more effectually be clear away, promote the clearance effect.

Description

Circulating filter for repairing polluted underground water

Technical Field

The application relates to the technical field of groundwater remediation, in particular to a circulating filter for remediating polluted groundwater.

Background

The repair technology of the polluted underground water comprises an extraction technology, an air stripping technology, a bioremediation technology, a permeable reactive wall technology, an in-situ chemical repair and the like. The extraction treatment is to extract the underground water by a water pump, reasonably purify the ground, and inject the treated water into the ground or discharge the treated water into the surface water body, and the treatment mode can efficiently remove the pollutants in the extracted water; during extraction treatment, firstly, the extracted underground water is filtered, then, the filtered underground water is subjected to ozone sterilization and disinfection, then, a medicament is added into the underground water to treat the underground water, and finally, the underground water is subjected to standing precipitation and filtration and then is re-injected into the ground, so that the restoration operation of the underground water is realized.

During primary filtration, the purpose of the primary filtration is to remove larger particles in groundwater, the particles can adhere to a filter screen during filtration, which can lead to reduction of filtration efficiency of the filter screen and reduction of effect in the past, and further increase of pressure inside a filtration mechanism. Therefore, in order to solve the problem that the filter screen in the filter cannot realize a large degree of cleaning effect, the technical personnel in the field provide a circulating filter for repairing polluted underground water.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems raised in the background art described above, the present application provides a circulation filter for restoring polluted groundwater.

The utility model provides a pair of restore circulating filter who pollutes groundwater, including the cartridge filter, the equal fixedly connected with baffle in both ends about the inside of cartridge filter, and annular array is provided with a plurality of filter screen between two baffles, both ends difference fixedly connected with and the outlet pipe and the oral siphon of its inside intercommunication about the cartridge filter, each the equal coaxial cover in outside of filter screen is equipped with the wash bowl, and the inside cavity of wash bowl to annular array has the nozzle rather than the inside intercommunication of wash bowl on the inner wall of wash bowl, the top baffle top sliding connection has palirrhea cover, and the inside cooperation setting of palirrhea cover and wash bowl, below baffle below sliding connection has a water outlet cover, palirrhea oral siphon of fixedly connected with rather than inside intercommunication on the palirrhea cover, and palirrhea oral siphon and outside pressurization water delivery mechanism intercommunication set up, the palirrhea outlet pipe of fixedly connected with rather than inside intercommunication on the play water cover, the palirrhea cover carries out the back flush to the filter screen inner wall with the cooperation of play water outlet cover.

Preferably, the top correspond each filter screen on the baffle and seted up apopore and palirrhea hole, the apopore is located the inboard in refluence hole, separate the setting of chamber intercommunication between apopore and filter screen and the wash bowl, refluence hole and wash bowl cavity inner chamber intercommunication set up.

Preferably, the palirrhea cover is fixed connection's two segmentation structures, and middle one section corresponds the apopore setting in two sections, carries out the shutoff to the apopore, and the chamber that separates between two sections corresponds the refluence orifice setting, makes the palirrhea cover normal rivers can get into the wash bowl through the refluence hole in.

Preferably, palirrhea oral siphon and the positive plane of looking of palirrhea outlet pipe all are L shape structure, and the terminal surface that the cartridge filter was all run through to the vertical end of palirrhea oral siphon and palirrhea outlet pipe extends to its outside, through connecting rod fixed connection between the vertical end of palirrhea oral siphon and palirrhea outlet pipe.

Preferably, the top bolt fixedly connected with driving motor of cartridge filter, and driving motor's output shaft passes through drive mechanism and the backward flow is connected between the oral siphon in transmission.

To sum up, this application includes following beneficial technological effect:

the cylindrical cleaning barrel is arranged on the outer side of the filter screen of the filter barrel, the nozzles are arranged on the inner wall of the cleaning barrel in an annular array mode, the upper side and the lower side of the interior of the filter barrel are respectively provided with the reverse flow cover and the water outlet cover, the reverse flow cover conveys externally pressurized clean water into the cleaning barrel and sprays the clean water onto the filter screen through the nozzles, and compared with normal-pressure reverse flow water flow, the cleaning device can more effectively remove impurities adhered to the filter screen, and improves the cleaning effect; through driving motor's transmission, palirrhea oral siphon and palirrhea fixed connection connecting rod between the outlet pipe for go out the water cover and palirrhea cover at cartridge filter mesocycle rotation, guarantee that each filter screen all can be cleaned, when guaranteeing clean convenience, guarantee the filter effect of filter screen.

Drawings

FIG. 1 is an isometric view of a recirculation filter for remediating contaminated groundwater in an embodiment of the present application;

FIG. 2 is a partial cross-sectional view of a recirculation filter for remediation of contaminated groundwater in an embodiment of the application;

FIG. 3 is a view showing the construction of a cleaning bowl of a circulation filter for restoring contaminated groundwater according to an embodiment of the present application;

fig. 4 is a longitudinal sectional view of a reverse flow hood of a circulation filter for restoring contaminated groundwater according to an embodiment of the present application.

Description of reference numerals: 1. a filter cartridge; 2. a water inlet pipe; 3. a water outlet pipe; 4. a drive motor; 5. a transmission mechanism; 6. a reverse flow water inlet pipe; 7. a partition plate; 8. a cleaning cylinder; 9. filtering with a screen; 10. a water outlet hole; 11. a return orifice; 12. a reverse flow hood; 13. a water outlet cover; 14. a reverse flow water outlet pipe; 15. a connecting rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a circulating filter for repairing polluted underground water. Referring to fig. 1-4, a circulating filter for repairing polluted groundwater, comprising a filter cartridge 1, wherein the upper and lower ends of the interior of the filter cartridge 1 are fixedly connected with a partition 7, and a plurality of filter screens 9 are disposed in an annular array between the two partition 7, the upper and lower ends of the filter cartridge 1 are respectively fixedly connected with a water outlet pipe 3 and a water inlet pipe 2 which are communicated with the interior of the filter cartridge 1, the water outlet pipe 3 is disposed above the filter cartridge 1, the water outlet pipe 3 is communicated with the space between the filter cartridge 1 and the upper partition 7, the water inlet pipe 2 is disposed below the filter cartridge 1, the water inlet pipe 2 is communicated with the space between the filter cartridge 1 and the lower partition 7, the outer side of each filter screen 9 is coaxially sleeved with a cleaning cartridge 8, the interior of the cleaning cartridge 8 is hollow, and the inner wall of the cleaning cartridge 8 is provided with an annular array having nozzles communicated with the interior of the cleaning cartridge 8, the upper partition 7 is slidably connected with a reverse flow cover 12, and the reverse flow cover 12 is disposed in cooperation with the interior of the cleaning cartridge 8, the cleaning cartridge 7 is slidably connected with a reverse flow cover 13, the filter screen 12 and a reverse flow cover 10, the filter screen 11 is disposed in cooperation with a reverse flow hole 10, the filter screen 10, the reverse flow cover 10 and a reverse flow hole 10 which is disposed in cooperation with the filter screen 10, the reverse flow cover 10 and a reverse flow hole 10 which are disposed in cooperation with the reverse flow hole, the reverse flow hole 10, the filter screen 9, the reverse flow hole 10 which are disposed in cooperation with the reverse flow hole, the reverse flow cover 10, the reverse flow hole, the filter screen 9, the reverse flow cover 10, the filter screen 9, carry out the shutoff to apopore 10, separate the setting of chamber corresponding refluence orifice 11 between two sections, make during palirrhea cover 12 rivers can get into wash bowl 8 through refluence orifice 11, the bottom of preferred palirrhea cover 12 and the top of play water cover 13 all are provided with the rubber ring, and the rubber ring is guaranteeing gliding while, with equal interference fit between the baffle 7 that corresponds, palirrhea oral siphon 6 and the palirrhea outlet pipe 14 normal plane all are L shape structure, and the vertical end of palirrhea oral siphon 6 and the palirrhea outlet pipe 14 all runs through the terminal surface of cartridge filter 1 and extends to its outside, through connecting rod 15 fixed connection between the vertical end of palirrhea oral siphon 6 and the palirrhea outlet pipe 14, coaxial setting between preferred palirrhea cover 12 and the play water cover 13, and both synchronous displacement under the effect of palirrhea oral siphon 6 and palirrhea outlet pipe 14 and connecting rod 15, oral siphon 6 and palirrhea outlet pipe 14 all adopt the steel material, the top bolt fixed connection of cartridge filter 1 has driving motor 4, and driving motor 4 cover 5 that the output shaft passes through the transmission connection is preferred between driving mechanism 5 and the palirrhea oral siphon 6 include two gears, one among two palirrhea gears and driving motor 4, another vertical oral siphon 6, and the output shaft of the reflux water pipe 6, and the reflux water pipe cover.

The implementation principle of the circulating filter for repairing polluted underground water in the embodiment of the application is as follows: during backwashing, the driving motor 4 drives the backflow water inlet pipe 6 to rotate through the transmission mechanism 5, the backflow water inlet pipe 6 drives the backflow water outlet pipe 14 below the backflow water inlet pipe to rotate through the connecting rod 15, so that the backflow cover 12 and the water outlet cover 13 synchronously rotate, the backflow cover 12 and the water outlet cover synchronously rotate to the position below the corresponding filter screen 9, at the moment, water flow below the filter screen 9 is cut off, the water outlet hole 10 in the top is shielded by the backflow cover 12, at the moment, two sides of the filter screen 9 are independently discharged from the filter cartridge 1, the external water delivery mechanism conveys clean water flow to the backflow cover 12, the clean water flow enters an interlayer of the cleaning cartridge 8 through the backflow hole 11 under the action of the backflow cover 12, the water flow is sprayed to the cleaning cartridge 8 through a nozzle of the cleaning cartridge 8, the high-pressure water flow impacts the filter screen 9, compared with the water flow flowing in the normal direction, the falling amount of particles from the filter screen 9 can be effectively improved, the self-cleaning effect of the device is improved, the heavy water flow flows downwards to the water outlet cover 13 through the inside of the filter screen 9, and the backflow position of the water outlet cover 13 is prevented from influencing the normal movement of the backflow position of the water outlet cover 12 and the water outlet pipe 13; groundwater gets into the cavity between cartridge filter 1 and the below baffle 7 through oral siphon 2 of below in, during groundwater gets into filter screen 9 afterwards, under the filtration of filter screen 9, gets into in the chamber that separates between wash bowl 8 and the filter screen 9 to during apopore 10 through the top gets into the cavity between cartridge filter 1 and the top baffle 7, groundwater after the final treatment flows outside through outlet pipe 3, gets into in subsequent processing link.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a repair circulating filter who pollutes groundwater, includes cartridge filter (1), equal fixedly connected with baffle (7) in both ends about the inside of cartridge filter (1), and annular array is provided with a plurality of filter screen (9) between two baffle (7), outlet pipe (3) and oral siphon (2) of both ends difference fixedly connected with rather than inside intercommunication about cartridge filter (1), its characterized in that: each the outside of filter screen (9) is all coaxial cover to be equipped with wash bowl (8), and the inside cavity of wash bowl (8) to annular array has the nozzle with wash bowl (8) inside intercommunication on the inner wall of wash bowl (8), the top baffle (7) top sliding connection has palirrhea cover (12), and the inside cooperation setting of palirrhea cover (12) and wash bowl (8), the below baffle (7) below sliding connection has out water cover (13), palirrhea oral siphon (6) of fixedly connected with rather than inside intercommunication on palirrhea cover (12), and palirrhea oral siphon (6) and outside pressurization water delivery mechanism intercommunication set up, palirrhea outlet pipe (14) of fixedly connected with rather than inside intercommunication on play water cover (13), palirrhea cover (12) and play water cover (13) cooperation carry out the back flush to filter screen (9) inner wall.

2. A circulating filter for remediating contaminated groundwater as claimed in claim 1, wherein: top correspond each filter screen (9) on baffle (7) and seted up apopore (10) and palirrhea hole (11), apopore (10) are located the inboard of refluence hole (11), separate the chamber intercommunication setting between apopore (10) and filter screen (9) and wash bowl (8), refluence hole (11) and wash bowl (8) cavity inner chamber intercommunication setting.

3. A circulating filter for remediating contaminated groundwater as claimed in claim 2, wherein: palirrhea cover (12) are fixed connection's two segmentation structures, and one section corresponds apopore (10) setting in the middle of two sections, carries out the shutoff to apopore (10), and the separate chamber between two sections corresponds refluence hole (11) and sets up, makes in palirrhea cover (12) rivers can get into wash bowl (8) through refluence hole (11).

4. A circulating filter for remediating contaminated groundwater as claimed in claim 1, wherein: the anti-backflow water inlet pipe is characterized in that the front view surfaces of the backflow water inlet pipe (6) and the backflow water outlet pipe (14) are L-shaped structures, the vertical ends of the backflow water inlet pipe (6) and the backflow water outlet pipe (14) penetrate through the end surface of the filter cylinder (1) and extend to the outside of the filter cylinder, and the vertical ends of the backflow water inlet pipe (6) and the backflow water outlet pipe (14) are fixedly connected through a connecting rod (15).

5. A circulating filter for remediating contaminated groundwater as claimed in claim 4, wherein: the top bolt fixedly connected with driving motor (4) of cartridge filter (1), and the output shaft of driving motor (4) passes through drive mechanism (5) and drives between palirrhea oral siphon (6) to be connected.