CN212594313U

CN212594313U - Self-cleaning filter for ultrafiltration of landfill leachate

Info

Publication number: CN212594313U
Application number: CN202020860799.2U
Authority: CN
Inventors: 盛技科; 王鹏举; 李俊红
Original assignee: Henan Hongpeng Environmental Protection Engineering Co ltd
Current assignee: Henan Hongpeng Environmental Protection Engineering Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-02-26
Anticipated expiration: 2030-05-20

Abstract

The utility model relates to a landfill leachate ultrafiltration is with self-cleaning filter, including being responsible for and setting up inlet tube and the outlet pipe in the person in charge both sides, inlet tube and outlet pipe and person in charge intercommunication are provided with the filter equipment who is used for filtering sewage in being responsible for, and the top of being responsible for is provided with to be responsible for and carries out sealed lid, and the bottom of being responsible for is provided with the blow off pipe, and the blow off pipe passes to be responsible for and filter equipment connects, is provided with automatic control filth exhaust controlling means on inlet tube, outlet pipe and the blow off pipe. The utility model discloses a be provided with the control mechanism of control inlet tube, outlet pipe and blow off pipe switch in being responsible for, the filth that will filter in the basket passes through the blow off pipe and discharges the clearance to reach the automatic effect of clearing up the filth in the filter basket.

Description

Self-cleaning filter for ultrafiltration of landfill leachate

Technical Field

The utility model belongs to the technical field of filtration equipment's technique and specifically relates to a landfill leachate is self-cleaning filter for ultrafiltration is related to.

Background

The basket filter is mainly used for filtering impurities in a filter pipe on oil or other liquid pipelines, and most basket filters are cleaned at present by unscrewing a switch of a main pipe and taking out an inner filter element for cleaning.

The traditional Chinese patent with publication number CN105797457A discloses a basket filter, which comprises a seat body with a water inlet and a water outlet, a filter basket arranged in the seat body, and a cover plate covered on the upper surface of the seat body, wherein the cover plate is screwed and fixed on the surface of the seat body through a plurality of sets of bolt structures, and the filter basket comprises a basket net with filter holes densely distributed on the upper part and a funnel-shaped sewage collection hopper on the lower part; the bottom of the dirt collecting hopper is provided with a drain pipe, and a drain valve is arranged after the drain pipe extends out of the side wall of the bottom of the seat body.

Above-mentioned well basket filter is at filterable in-process, and the filth in the filter basket slowly deposits to the dirty fill of collection, when the filth in the dirty fill of collection reachs certain volume, unscrews the drain valve and discharges the filth, nevertheless need manually unscrew the drain valve when the clearance filth with the filth discharge, the clearance filth takes trouble and time-consuming and influences normal production, consequently needs to improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a landfill leachate ultrafiltration is with self-cleaning filter, through the switch that sets up control mechanism control inlet tube, outlet pipe and blow off pipe in being responsible for, the filth that will filter in the basket passes through the blow off pipe and discharges the clearance to reach the automatic effect of clearing up the filth in the filter basket.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a landfill leachate ultrafiltration is with self-cleaning filter, is including being responsible for and setting up inlet tube and the outlet pipe in the person in charge both sides, inlet tube and outlet pipe and person in charge intercommunication, be provided with the filter equipment who is used for filtering sewage in being responsible for, the top of being responsible for is provided with carries out sealed lid to being responsible for, the bottom of being responsible for is provided with the blow off pipe, the blow off pipe passes to be responsible for and is connected with filter equipment, be provided with automatic control filth exhaust controlling means on inlet tube, outlet pipe and the blow off pipe.

Through adopting above-mentioned technical scheme, connect inlet tube and outlet pipe and set up filter equipment in the inside of being responsible for in the both sides of being responsible for, when sewage enters into the main pipe, filter through filter equipment, be provided with the blow off pipe in the bottom of being responsible for, pass through the blow off pipe with the sewage among the filter equipment and discharge, set up controlling means control filth discharge filter equipment on blow off pipe, inlet tube and outlet pipe, so that discharge the filth from filter equipment, thereby promoted clearance filter equipment's efficiency.

The present invention may be further configured in a preferred embodiment as: the control device comprises an electromagnetic valve, a pressure sensor and a controller, wherein the electromagnetic valve and the pressure sensor are electrically connected with the controller respectively, the electromagnetic valve comprises a water inlet valve arranged on the water inlet pipe, a water outlet valve arranged on the water outlet pipe and a blow-off valve arranged on the blow-off pipe, the pressure sensor comprises a first sensor and a second sensor, the first sensor is arranged on the inner side of the water outlet pipe, and the second sensor is arranged on the inner side of the water inlet pipe.

By adopting the technical scheme, the pressure sensors are respectively arranged on the water inlet pipe and the water outlet pipe and used for detecting the water pressure in the pipes, when more dirt is in the filtering device, pressure difference exists between the water inlet pipe and the water outlet pipe, the pressure sensors transmit signals to the controller, and the controller controls the water inlet valve, the water outlet valve and the blow-down valve to be opened and closed to discharge the dirt in the filtering device, so that the effect of automatically discharging the dirt is realized.

The present invention may be further configured in a preferred embodiment as: be provided with the level sensor who is used for detecting the water level in being responsible for, level sensor and controller electricity are connected, level sensor sets up the position that corresponds with filter equipment's bottom on being responsible for the inner wall.

By adopting the technical scheme, whether the sewage in the filtering device is completely discharged is detected through the water level sensor, the water level sensor is electrically connected with the controller, when the water level sensor detects that the water level reaches the bottom of the filtering device, the controller controls the drain valve to be closed, the water inlet valve and the water outlet valve to be opened, and the sewage is continuously filtered.

The present invention may be further configured in a preferred embodiment as: the filter equipment includes sealing member and the filter basket that is used for filtering sewage, the last one side that is close to sealed lid of filter basket is provided with the opening, the fixed edge that sets up at the open-ended of sealing member, the sealing member deviates from one side of filter basket and the inside wall butt of being responsible for.

Through adopting above-mentioned technical scheme, set up the sealing member in filter basket open-ended edge to set up the inside wall butt of sealing member and person in charge, avoid not flowing through between the inner wall of filter basket and person in charge through filterable sewage, thereby promote filterable more thoroughly to sewage.

The present invention may be further configured in a preferred embodiment as: the opening sets up towards the direction slope of inlet tube, be provided with a plurality of filtration holes that are used for filtering sewage on straining the basket.

Through adopting above-mentioned technical scheme, set up the one end slope setting of opening towards the inlet tube, increase the area of contact of straining basket and sewage to promote filterable efficiency.

The present invention may be further configured in a preferred embodiment as: the bottom of the filter basket is provided with a drain outlet for draining sewage, the drain pipe is communicated with the drain outlet, and the bottom of the filter basket is funnel-shaped.

Through adopting above-mentioned technical scheme, the bottom that sets up the filter basket is hourglass hopper-shaped, during the blowdown to the filth enters into and discharges in the blowdown mouth.

The present invention may be further configured in a preferred embodiment as: the inside of being responsible for is cylindricly, the sealing member rotates along the central line of being responsible for and sets up in the inside of being responsible for, the edge of drain is provided with the sleeve pipe, the sleeve pipe box is established in the outside of blow off pipe, the sheathed tube inboard is provided with the screw thread respectively with the outside of blow off pipe, threaded connection between sleeve pipe and the blow off pipe.

Through adopting above-mentioned technical scheme, set up sleeve pipe and blow off pipe threaded connection in the bottom of straining the basket to strain the basket and install in the main pipe, when straining the basket and taking place to damage, also conveniently will strain the basket and take off in the main pipe and maintain straining the basket simultaneously.

The present invention may be further configured in a preferred embodiment as: the inside of being responsible for is provided with the supporting mechanism who is used for promoting filter basket stability, supporting mechanism is including supporting cover and a plurality of support column, encircle the setting around the center of being responsible for in the bottom of being responsible for, the one end that deviates from the bottom of being responsible for on the support column is set up to the support cover, support the lateral wall butt that cover and scrubbing fought.

Through adopting above-mentioned technical scheme, set up the supporting machine and support the filter basket in the bottom of being responsible for, avoid taking place the side at the in-process of filter basket at the drainage and move, and the influence filters the sewage in the main pipe.

The present invention may be further configured in a preferred embodiment as: the sealing cover is provided with a connecting piece for connecting the sealing cover and the main pipe.

By adopting the technical scheme, the method has the advantages that,

to sum up, the utility model discloses a following at least one useful technological effect:

1. control devices are arranged in the water inlet pipe, the water outlet pipe and the water discharge pipe, and the water inlet valve, the water outlet valve and the blow-down valve are controlled to be opened and closed according to the pressure difference between the water outlet pipe and the water inlet pipe, so that the effect of automatically discharging the dirt in the filter basket is realized;

2. the bottom of the filter basket is provided with a sleeve and a sewage discharge pipe which are connected through thread engagement, so that the filter basket is installed in the main pipe, and the filter basket is conveniently detached from the main pipe for adjustment and maintenance.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a partial cross-sectional view of the present invention;

fig. 3 is a partially enlarged schematic view at a in fig. 2.

Reference numerals: 1. a main pipe; 11. a sealing cover; 12. a connecting member; 13. a blow-off pipe; 2. a water inlet pipe; 3. a water outlet pipe; 4. a filtration device; 41. a filter basket; 411. an opening; 412. filtering holes; 413. a dirt removing hopper; 414. a sewage draining outlet; 42. a seal member; 5. a control device; 51. an electromagnetic valve; 511. a water inlet valve; 512. a water outlet valve; 513. a blowoff valve; 52. a pressure sensor; 521. a first sensor; 522. a second sensor; 53. a controller; 6. a water level sensor; 7. a sleeve; 8. a support mechanism; 81. a support sleeve; 82. and (4) a support column.

Detailed Description

Referring to fig. 1 and 2, for the utility model discloses a landfill leachate ultrafiltration is with self-cleaning filter, including being responsible for 1, the both sides of casing fixedly connected with inlet tube 2 and outlet pipe 3 respectively, inlet tube 2 and outlet pipe 3 respectively with be responsible for 1 intercommunication, be provided with the filter equipment 4 that is used for filtering sewage in being responsible for 1, be provided with the sealed lid 11 that seals to being responsible for 1 in the top of being responsible for 1. When filtering sewage, sewage enters into in being responsible for 1 from inlet tube 2, then flows out from outlet pipe 3 behind filter equipment 4, and filter equipment 4 filters out the filth from sewage.

Referring to fig. 2 and 3, a connecting member 12 is provided on the sealing cover 11, the sealing cover 11 and the main pipe 1 are connected by the connecting member 12, and the connecting member 12 may be provided as a bolt. The filtering device 4 comprises a filter basket 41 and a sealing element 42, an opening 411 is formed in one side, close to the sealing cover 11, of the filter basket 41, the sealing element 42 is arranged at the edge of the opening 411, one side, away from the filter basket 41, of the sealing element 42 is abutted to the inner side wall of the main pipe 1, the opening 411 of the filter basket 41 is obliquely arranged towards the direction of the water inlet pipe 2, and a plurality of filtering holes 412 used for filtering sewage are densely distributed in the side face of the filter basket 41. Sewage enters into being responsible for 1 in, enters into filter basket 41 through opening 411 in, and the filtration hole 412 through filter basket 41 side flows out through outlet pipe 3 again, and filter basket 41's opening 411 slope sets up, increases filter basket 41 filterable area, promotes filterable efficiency.

Referring to fig. 2 and 3, a dirt removing funnel 413 for discharging dirt is provided at the bottom of the filter basket 41, a dirt discharging outlet 414 for discharging dirt is provided at the bottom of the dirt removing funnel 413, and the dirt removing funnel 413 is formed in a funnel shape so that the dirt is discharged from the filter basket 41. When the dirt needs to be cleaned, the dirt discharge port 414 is opened to discharge the dirt from the dirt removing hopper 413. In order to automatically discharge the sewage from the filter basket 41, a sewage discharge pipe 13 is arranged at the bottom of the main pipe 1, the sewage discharge pipe 13 is connected with a sewage discharge port 414, a control device 5 for automatically controlling the discharge of the sewage is arranged on the water inlet pipe 2, the water outlet pipe 3 and the sewage discharge pipe 13, the control device 5 comprises an electromagnetic valve 51, a pressure sensor 52 and a controller 53, the pressure sensor 52 comprises a first sensor 521 and a second sensor 522, the controller 53 is respectively and electrically connected with the first sensor 521 and the second sensor 522, the controller 53 is used for controlling the opening and closing of the electromagnetic valve 51, the first sensor 521 is arranged at the inner side of the water outlet pipe 3 and is used for detecting the pressure inside the water pipe 3, the second sensor 522 is arranged inside the water inlet pipe 2 and is used for detecting the pressure inside the water inlet pipe 2, the electromagnetic valve 51 comprises a water inlet valve 511, a water outlet valve 512 and, the outlet valve 512 is arranged on the outlet pipe 3, and the drain valve 513 is arranged on the drain pipe 13. When the filter basket 41 has more dirt, the filter holes 412 are blocked, so that the water pressure at the water outlet pipe 3 is reduced, when the first sensor 521 detects that the pressure is reduced, a signal is transmitted to the controller 53, the controller 53 controls the water outlet valve 512 to be closed, the water inlet pipe 2 continuously supplies water into the main pipe 1 to raise the water pressure in the main pipe 1, and when the second sensor 522 detects that the water pressure in the main pipe 1 is raised, the controller 53 controls the drain valve 513 to be opened and the water inlet valve 511 to be closed, so that the dirt is discharged from the drain outlet 414. The water level sensor 6 for detecting the water level is arranged in the main pipe 1, the water level sensor 6 is electrically connected with the controller 53, the water level sensor 6 is arranged on the inner wall of the main pipe 1 and at a position corresponding to the bottom of the filter basket 41, after dirt is discharged from the filter basket 41, the water level sensor 6 detects that the water level in the main pipe 1 reaches the bottom of the filter basket 41, the drain valve is closed, the water inlet valve 511 and the water outlet valve 512 are opened, and water is continuously filtered.

Referring to fig. 2 and 3, in order to install the filter basket 41 in the main pipe 1, the filter basket 41 and the sewage pipe 13 are detachably arranged, the main pipe 1 is cylindrical, the sealing member 42 is rotatably arranged around the central line of the main pipe 1 in the main pipe 1, the edge of the sewage outlet 414 is fixedly provided with the sleeve 7, the sleeve 7 is sleeved on the outer side of the sewage pipe 13, the outer side of the sewage pipe 13 and the inner side wall of the sleeve 7 are respectively provided with threads, and the sleeve 7 is in threaded connection with the sewage pipe 13. When installing filter basket 41, correspond sleeve pipe 7 and blow off pipe 13 and connect filter basket 41 and blow off pipe 13 through twisting sleeve pipe 7 again, when filter basket 41 takes place to damage, also conveniently take off filter basket 41 from being responsible for 1 and maintain filter basket 41 simultaneously.

Referring to fig. 2 and 3, in order to promote the stability of filter basket 41 in being responsible for 1, be provided with the supporting mechanism 8 that promotes filter basket 41 stability in being responsible for 1's inside, supporting mechanism 8 includes supporting sleeve 81 and a plurality of support column 82, support column 82 encircles the setting around being responsible for 1's center in being responsible for 1's bottom, supporting sleeve 81 sets up the one end that deviates from being responsible for 1 bottom on support column 82, supporting sleeve 81 and the lateral wall butt of dirt removing fill 413, support dirt removing fill 413, promote filter basket 41's stability.

The implementation principle of the embodiment is as follows: the filter basket 41 is arranged in the main pipe 1 through the matching of the sleeve 7 and the sewage discharge pipe 13, the sealing cover 11 is arranged on the main pipe 1 through the connecting piece 12, sewage is introduced from the water inlet pipe 2 and is filtered through the filter basket 41, when the dirt in the filter basket 41 is too much, the water pressure in the water outlet pipe 3 will decrease, and when the pressure sensor 52 detects the decrease in the pressure in the water outlet pipe 3, the signal is transmitted to the controller 53, the controller 53 closes the water outlet valve 512, at this time, the water inlet pipe 2 continues to supply water, the water pressure in the main pipe 1 is raised, when the pressure sensor in the inlet pipe 2 detects that the pressure rises to a set value, the inlet valve 511 closes the inlet pipe 2 to stop supplying water and the drain valve 513 opens, the dirt in the filter basket 41 is discharged through the drain pipe 13, after the dirt in the filter basket 41 is discharged, the water level sensor 6 detects that the water level reaches the bottom of the filter basket 41, and the controller 53 closes the drain valve 513 to open the inlet valve 511 and the outlet valve 512 to continue filtering the dirt.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a landfill leachate ultrafiltration is with self-cleaning filter, is responsible for (1) and sets up inlet tube (2) and outlet pipe (3) in being responsible for (1) both sides including being responsible for, its characterized in that: the sewage filter is characterized in that the water inlet pipe (2) is communicated with the water outlet pipe (3) and the main pipe (1), a filtering device (4) used for filtering sewage is arranged in the main pipe (1), a sealing cover (11) used for sealing the main pipe (1) is arranged above the main pipe (1), a sewage discharge pipe (13) is arranged at the bottom of the main pipe (1), the sewage discharge pipe (13) penetrates through the main pipe (1) to be connected with the filtering device (4), and a control device (5) for automatically controlling sewage discharge is arranged on the water inlet pipe (2), the water outlet pipe (3) and the sewage discharge pipe (13).

2. The landfill leachate ultrafiltration self-cleaning filter of claim 1, wherein: controlling means (5) include solenoid valve (51), pressure sensor (52) and controller (53), solenoid valve (51) and pressure sensor (52) are connected with controller (53) electricity respectively, solenoid valve (51) are including setting up water intaking valve (511) on inlet tube (2), setting up outlet valve (512) on outlet pipe (3) and setting up blowoff valve (513) on blow off pipe (13), pressure sensor (52) include first sensor (521) and second sensor (522), first sensor (521) set up the inboard in outlet pipe (3), second sensor (522) set up the inboard at inlet tube (2).

3. The landfill leachate ultrafiltration self-cleaning filter of claim 2, wherein: be provided with water level sensor (6) that are used for detecting the water level in being responsible for (1) inside, water level sensor (6) and controller (53) electricity are connected, water level sensor (6) set up the position that corresponds with the bottom of filter equipment (4) on being responsible for (1) inner wall.

4. The landfill leachate ultrafiltration self-cleaning filter of claim 1, wherein: filter equipment (4) include sealing member (42) and be used for filtering straining basket (41) of sewage, strain one side that basket (41) are gone up to be close to sealed lid (11) and be provided with opening (411), sealing member (42) are fixed to be set up in the edge of opening (411), sealing member (42) deviate from one side of straining basket (41) and the inside wall butt of being responsible for (1).

5. The landfill leachate ultrafiltration self-cleaning filter of claim 4, wherein: the opening (411) is obliquely arranged towards the direction of the water inlet pipe (2), and a plurality of filtering holes (412) used for filtering sewage are formed in the filtering basket (41).

6. The landfill leachate ultrafiltration self-cleaning filter of claim 5, wherein: the bottom of the filter basket (41) is provided with a drain outlet (414) for draining, the drain pipe (13) is communicated with the drain outlet (414), and the bottom of the filter basket (41) is funnel-shaped.

7. The landfill leachate ultrafiltration self-cleaning filter of claim 6, wherein: the inside of being responsible for (1) is cylindricly, sealing member (42) are being responsible for the inside of (1) and are rotating along the central line of being responsible for (1) and set up, the edge of drain (414) is provided with sleeve pipe (7), the outside at blow off pipe (13) is established to sleeve pipe (7) cover, the inboard of sleeve pipe (7) and the outside of blow off pipe (13) are provided with the screw thread respectively, threaded connection between sleeve pipe (7) and blow off pipe (13).

8. The landfill leachate ultrafiltration self-cleaning filter of claim 4, wherein: be provided with supporting mechanism (8) that are used for promoting filter basket (41) stability in the inside of being responsible for (1), supporting mechanism (8) are including supporting cover (81) and a plurality of support column (82), encircle the setting around the center of being responsible for (1) in the bottom of being responsible for (1), support cover (81) set up the one end that deviates from in being responsible for (1) bottom on support column (82), support cover (81) and the lateral wall butt of dirt removing fill (413).

9. The landfill leachate ultrafiltration self-cleaning filter of claim 1, wherein: the sealing cover (11) is provided with a connecting piece (12) used for connecting the sealing cover (11) and the main pipe (1).