CN220309817U - Sand filter for wastewater treatment - Google Patents

Abstract

The utility model discloses a sand filter for wastewater treatment, which relates to the technical field of sand filters and comprises a base, wherein a plurality of support columns are fixedly arranged at the top of the base, a sand filter tank is fixedly arranged at the top of the plurality of support columns, a filling port is formed in one side of the top of the sand filter tank, a first mounting box is fixedly arranged at the top of the base and positioned at one side of the sand filter tank, and the first mounting box is fixedly arranged at one side of the sand filter tank. The beneficial effects of the utility model are as follows: the bottom fixed mounting in the mounting groove is inside has the motor down, at the output fixed mounting auger of motor, fixed connection slide pipe between filler mouth and discharge gate, the top of base and be located one side fixed mounting who first installs the case have the sand filter delivery box, then offer the conveyer trough in the inside of sand filter delivery box, at last with the mode of conveyer trough and pay-off mouth intercommunication can pour the carbon sand material into the conveyer trough in, then convey it to the inside of sand filter carrier through the auger, the packing is very convenient.

Description

Sand filter for wastewater treatment

Technical Field

The utility model relates to the technical field of sand filters, in particular to a sand filter for wastewater treatment.

Background

The sand filter is also called a sand cylinder filter, a sand cylinder, a sand filter, sand filtering equipment, a sand filtering device and is called a quartz sand filter, and the sand filtering is a water filtering treatment process which takes natural quartz sand, manganese sand and anthracite as filter materials, mainly intercepts macromolecular solid particles and colloids in water, is commonly used for water supply treatment after clarification and precipitation treatment or advanced treatment after secondary treatment of sewage, and is widely applied due to low price, no pollution and low running cost.

The sand filters in the current market are various in variety and different in size, but in order to increase the water purification efficiency, a factory often selects a larger sand filter for filtering, and along with the long-time use of the sand filter, quartz sand in the sand filter often continuously flows and loses to be reduced along with water flow, and quartz sand is required to be added into the sand filter on schedule, but a larger and higher sand filter often has a higher filling port, so that the quartz sand is inconvenient to fill in, and certain defects are caused.

The chinese patent of patent application No. CN202023184638.5 proposes a sand filter, it is through being equipped with a plurality of collector pipes in the backup pad, the bottom of the jar body is vertical to be equipped with the aqueduct, the lower extreme of aqueduct is connected with wash pipe and outlet pipe, be equipped with first valve and second valve on wash pipe and the outlet pipe respectively, be equipped with the blowdown joint through the lateral wall of the jar body in the top of sand filtering layer, establish the third valve on the blowdown joint, and after the mode of connecting the blowdown pipe at the blowdown joint has been solved and has used the sand filter for a long time, the impurity inside the sand filter is more, cause the sand filtering layer to block up easily, filter uncleanly and make the problem that filtration rate reduces, but this sand filter does not set up the sand filling mouth that the sand filling was used, if need to demolish partial part and just can carry out the sand filling, consider in the aspect of sand filling and sand filling is less convenient, use has certain defect.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a sand filter for wastewater treatment, which solves the problems in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a sand filter for waste water treatment, includes the base, the bottom fixed mounting of base has a plurality of support columns, and is a plurality of the top fixed mounting of support column has the sand filter jar, the filler mouth has been seted up to one side at sand filter jar top, the top of base just is located one side fixed mounting of sand filter jar and has first mounting box, the inside of first mounting box includes mounting groove and lower mounting groove, fixed mounting has the baffle between mounting groove and the lower mounting groove, the discharge gate has been seted up at the top that is close to sand filter jar one side, the feed inlet has been seted up to one side that the sand filter jar was kept away from to first mounting box and is located the bottom of mounting groove one side, the bottom fixed mounting of mounting groove inner wall has the motor down, the inside rotation of mounting groove is connected with the auger, the output of motor extends to the inside of mounting groove and with one end fixed connection of auger, fixedly connected with slide tube between filler mouth and the discharge gate, the top of base just is located one side fixed mounting of first mounting sand filter delivery box, the inside of sand filter delivery box has the filter, the filter delivery groove and the filter, the filter is laid to the filter, the filter is fixed mounting groove has the filter.

Preferably, the top of base and be close to one side fixed mounting that first mounting case was kept away from to the sand filtration jar have the second mounting case, the inside fixed mounting of second mounting case has the water pump, the output fixed mounting of water pump has the first outlet pipe of fixedly connected with, first outlet pipe runs through the second mounting case, the one end fixed mounting of first outlet pipe has first three-way connection, the top fixed mounting of first three-way connection has the second outlet pipe, the one end fixed mounting that first three-way connection was kept away from to the second outlet pipe has the third three-way connection, one side fixed mounting of third three-way connection has the sewage to discharge the pipe, the bottom fixed mounting of third three-way connection has the second water inlet pipe, the other end of second water inlet pipe runs through the top of sand filtration jar and extends to the inside of sand filtration jar, the input fixed mounting of water pump has first water inlet pipe, first water inlet pipe runs through one side of second mounting case, can be with the top of sewage from the low conveying to sand filtration jar, also can provide pressure support for filtering.

Preferably, one end of the second water inlet pipe is fixedly provided with a water distribution pipe which is positioned in the sand filtering tank, so that water can uniformly flow onto the carbon sand material, and the filtering effect is poor due to uneven flow.

Preferably, the bottom of the sand filtration tank is fixedly provided with a third water outlet pipe, the bottom of the third water outlet pipe is fixedly provided with a second three-way joint, one side of the second three-way joint is fixedly connected with a third water inlet pipe, the other end of the third water inlet pipe is fixedly connected with the first three-way joint, one side of the second three-way joint is fixedly connected with a fourth water outlet pipe, and the back flushing operation of the sand filtration tank can be conveniently performed.

Preferably, the filter screen is fixedly arranged in the fourth water outlet pipe close to one end of the second three-way joint, the sand conveying pipe is fixedly arranged at the bottom of the second three-way joint, the sand storage groove is rotationally connected with the other end of the sand conveying pipe, quartz sand which runs off along with water flow can be blocked outside the fourth water outlet pipe and then falls into the sand storage groove, and the possibility that the carbon sand blocks the water pipe is reduced.

Preferably, the outside of second outlet pipe, third water inlet pipe, fourth outlet pipe, sewage row send pipe, defeated sand pipe is all fixed mounting has switch valve, the gas vent has been seted up to one side that the sand filtration jar is close to the second outlet pipe, the outside threaded connection of gas vent has the exhaust lid, and switch valve can flow choking to each water pipe cuts, conveniently washes the operation, and the gas vent can reduce jar internal pressure.

The utility model provides a sand filter for wastewater treatment, which has the following beneficial effects:

1. this sand filter for waste water treatment, through seting up the filler mouth in one side at sand filter tank top, at last mounting groove and lower mounting groove between fixed mounting baffle, the discharge gate is setted up to the top that is close to sand filter tank one side at last mounting groove, the below of sand filter tank one side is kept away from to last mounting groove is setted up the pay-off mouth, there is the motor bottom fixed mounting at lower mounting groove again, then the output of motor runs through the baffle and extends to the inside of supreme mounting groove, at the output fixed mounting auger of motor, fixed connection slide tube between filler mouth and discharge gate, the top of base and be located one side fixed mounting of first mounting box have the sand filter delivery box, then set up the conveyer trough in the inside of sand filter delivery box, can pour the carbon sand material into the conveyer inslot with the mode of feed port intercommunication at last, then convey it to the inside of sand filter carrier through the auger, it is very convenient to pack.

2. This sand filter for waste water treatment is through the inside fixed mounting filter screen that is close to second three way connection one end at the fourth outlet pipe, at the bottom fixed mounting sand conveying pipe of second three way connection, then the other end of sand conveying pipe rotates the mode of connecting the sand storage groove and can block outside the fourth outlet pipe with the quartz sand that rivers run off, then falls to the sand storage inslot, has reduced the possibility that quartz sand blockked up the water pipe.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is a front view of the present utility model;

fig. 3 is an enlarged view of the utility model at a in fig. 1.

In the figure: 1. a base; 2. a support column; 3. a sand filtration tank; 4. a filler port; 5. a first mounting box; 6. an upper mounting groove; 7. a lower mounting groove; 8. a motor; 9. a baffle; 10. an auger; 11. a discharge port; 12. a feeding port; 13. a slide tube; 14. a sand filtering conveying box; 15. a conveying trough; 16. a filter plate; 17. a water collecting pipe; 18. a second mounting box; 19. a water pump; 20. a first water outlet pipe; 21. a first water inlet pipe; 22. a water distribution pipe; 23. a third water outlet pipe; 24. a first three-way joint; 25. a second water outlet pipe; 26. a second three-way joint; 27. a third water inlet pipe; 28. a fourth water outlet pipe; 29. a third tee joint; 30. a sewage discharge pipe; 31. a second water inlet pipe; 32. a filter screen; 33. a sand conveying pipe; 34. a sand storage tank; 35. opening and closing a valve; 36. an exhaust port; 37. an exhaust cover; 38. and (5) carbon sand material.

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.

Referring to fig. 1 to 3, the present utility model provides a technical solution: a sand filter for wastewater treatment comprises a base 1, wherein a plurality of support columns 2 are fixedly arranged at the bottom of the base 1, a sand filter tank 3 is fixedly arranged at the top of the support columns 2, a filler port 4 is formed in one side of the top of the sand filter tank 3, a first mounting box 5 is fixedly arranged at one side of the top of the base 1 and positioned on the sand filter tank 3, a baffle 9 is fixedly arranged between the upper mounting groove 6 and the lower mounting groove 7, a discharge port 11 is formed at the top of one side of the sand filter tank 3, a feeding port 12 is formed at the bottom of one side of the first mounting box 5, which is far away from one side of the sand filter tank 3 and positioned on one side of the upper mounting groove 6, a motor 8 is fixedly arranged at the bottom of the inner wall of the lower mounting groove 7, the inside rotation of going up mounting groove 6 is connected with auger 10, the output of motor 8 extends to the inside of last mounting groove 6 and with the one end fixed connection of auger 10, fixedly connected with slide tube 13 between filler mouth 4 and the discharge gate 11, the top of base 1 and be located one side fixed mounting of first mounting box 5 have the sand filter delivery case 14, the conveyer trough 15 has been seted up to the inside of sand filter delivery case 14, conveyer trough 15 and pay-off mouth 12 intercommunication, the inner wall fixed mounting of sand filter tank 3 has filter 16, the bottom fixed mounting of filter 16 has collector tube 17, carbon sand material 38 has been laid to the top of filter 16, the inside structure of sand filter tank 3 is simple, the cost is lower, the filter effect is comparatively outstanding.

A second mounting box 18 is fixedly mounted on the top of the base 1 and close to one side of the sand filter tank 3 far away from the first mounting box 5, a water pump 19 is fixedly mounted in the second mounting box 18, a first water outlet pipe 20 is fixedly connected to the output end of the water pump 19, the first water outlet pipe 20 penetrates through the second mounting box 18, a first three-way joint 24 is fixedly mounted at one end of the first water outlet pipe 20, a second water outlet pipe 25 is fixedly mounted at the top of the first three-way joint 24, a third three-way joint 29 is fixedly mounted at one end of the second water outlet pipe 25 far away from the first three-way joint 24, a sewage discharge pipe 30 is fixedly mounted at one side of the third three-way joint 29, a second water inlet pipe 31 is fixedly mounted at the bottom of the third three-way joint 29, the other end of the second water inlet pipe 31 penetrates through the top of the sand filter tank 3 and extends into the sand filter tank 3, a first water inlet pipe 21 is fixedly mounted at the input end of the water pump 19, the first water inlet pipe 21 penetrates through one side of the second installation box 18, can convey sewage to the top of the sand filtration tank 3 from a low position, can also provide pressure support for filtration, one end of the second water inlet pipe 31 is fixedly provided with a water distribution pipe 22 which is positioned in the sand filtration tank 3, can uniformly flow water onto the carbon sand material 38, avoid poor filtration effect caused by uneven flow, the bottom of the sand filtration tank 3 is fixedly provided with a third water outlet pipe 23, the bottom of the third water outlet pipe 23 is fixedly provided with a second three-way joint 26, one side of the second three-way joint 26 is fixedly connected with a third water inlet pipe 27, the other end of the third water inlet pipe 27 is fixedly connected with the first three-way joint 24, one side of the second three-way joint 26 is fixedly connected with a fourth water outlet pipe 28, the backwash operation of the sand filtration tank 3 can be conveniently carried out, the inside of the fourth water outlet pipe 28 close to one end of the second three-way joint 26 is fixedly provided with a filter screen 32, the sand conveying pipe 33 is fixedly arranged at the bottom of the second three-way joint 26, the sand storage groove 34 is rotationally connected with the other end of the sand conveying pipe 33, carbon sand materials 38 which flow away along with water flow can be blocked outside the fourth water outlet pipe 28 and then fall into the sand storage groove 34, the possibility that the carbon sand materials 38 block the water pipe is reduced, the switch valve 35 is fixedly arranged on the outer sides of the second water outlet pipe 25, the third water inlet pipe 27, the fourth water outlet pipe 28, the sewage discharge pipe 30 and the sand conveying pipe 33, the air outlet 36 is formed in one side, close to the second water outlet pipe 25, of the sand filtering tank 3, an air outlet cover 37 is in threaded connection with the outer side of the air outlet 36, the switch valve 35 can block flow and cut off each water pipe, flushing operation is convenient, and the air outlet 36 can reduce the pressure in the tank.

In summary, when the sand filter for wastewater treatment is used, the switch valve 35 on the third water inlet pipe and the sewage discharge pipe 30 is closed firstly, sewage is conveyed from the first water inlet pipe 21 to the second water inlet pipe 31 through the water pump 19, then water uniformly falls on the carbon sand material 38 through the water distribution pipe 22 at one end of the second water inlet pipe 31, sewage is filtered through the carbon sand material 38 and then is gathered to the bottom of the sand filter tank 3 through the water collecting pipe 17, then the evolved water is conveyed from the third water outlet pipe 23 to the inside of the fourth water outlet pipe 28, then the fine carbon sand material 38 is blocked by the fine carbon sand material 38 flowing down along with water flow under the blocking of the filter screen 32, then the fine carbon sand material 38 falls into the sand storage tank 34 under the action of gravity, after long-time filtration and gathering, the switch valve 35 on the sand storage tank 34 is closed, the carbon sand material 38 is rotationally removed from the bottom of the sand storage tank 33 and then is installed, meanwhile, the carbon sand material 38 in the filter tank 3 is gradually lost to a certain time, then the new carbon sand material 38 is driven to be placed in the water tank 10 through the water outlet pipe 23, and then the new carbon sand material is driven to flow into the auger 10 through the water outlet pipe 13, and then the new material is discharged from the water tank 10.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a sand filter for wastewater treatment, includes base (1), its characterized in that: the utility model discloses a sand filter, including base (1) and sand filter, the bottom fixed mounting of base (1) has a plurality of support columns (2), a plurality of top fixed mounting of support column (2) has sand filter (3), filler mouth (4) have been seted up to one side at sand filter (3) top, one side fixed mounting of top and being located sand filter (3) of base (1) has first mounting box (5), the inside of first mounting box (5) includes mounting groove (6) and lower mounting groove (7), fixed mounting has baffle (9) between mounting groove (6) and lower mounting groove (7), discharge gate (11) have been seted up at the top of sand filter (3) one side, feed inlet (12) have been seted up to one side of sand filter (3) and the bottom that is located one side of mounting groove (6) were kept away from to first mounting box (5), the bottom fixed mounting of lower mounting groove (7) inner wall has motor (8), the inside rotation of mounting groove (6) is connected with auger (10), the output of motor (8) is connected to inside mounting groove (6) and is connected with auger (10) and is located between fixed connection (14) of fixed connection of fixed top (1) and one side of sand filter (1) and the fixed connection of auger (14), the sand filtering and conveying device is characterized in that a conveying groove (15) is formed in the sand filtering and conveying box (14), the conveying groove (15) is communicated with the feeding port (12), a filter plate (16) is fixedly mounted on the inner wall of the sand filtering tank (3), a water collecting pipe (17) is fixedly mounted at the bottom of the filter plate (16), and carbon sand materials (38) are paved above the filter plate (16).

2. A sand filter for wastewater treatment according to claim 1, characterized in that: the top of base (1) and be close to one side fixed mounting that first mounting case (5) was kept away from to sand filter tank (3) have second mounting case (18), the inside fixed mounting of second mounting case (18) has water pump (19), the output fixed mounting of water pump (19) has first outlet pipe (20) of fixedly connected with, first outlet pipe (20) run through second mounting case (18), the one end fixed mounting of first outlet pipe (20) has first three-way connection (24), the top fixed mounting of first three-way connection (24) has second outlet pipe (25), the one end fixed mounting that first three-way connection (24) was kept away from to second outlet pipe (25) has third three-way connection (29), one side fixed mounting of third three-way connection (29) has sewage to discharge pipe (30), the bottom fixed mounting of third three-way connection (29) has second income water pipe (31), the other end of second income water pipe (31) runs through the top of sand filter tank (3) and extends to the inside of sand filter tank (3), the one side of first water pipe (21) is gone into to the one end of second three-way connection (29).

3. A sand filter for wastewater treatment according to claim 2, characterized in that: one end of the second water inlet pipe (31) is fixedly provided with a water distribution pipe (22) which is positioned in the sand filtering tank (3).

4. A sand filter for wastewater treatment according to claim 1, characterized in that: the sand filter is characterized in that a third water outlet pipe (23) is fixedly arranged at the bottom of the sand filter tank (3), a second three-way joint (26) is fixedly arranged at the bottom of the third water outlet pipe (23), a third water inlet pipe (27) is fixedly connected to one side of the second three-way joint (26), the other end of the third water inlet pipe (27) is fixedly connected with the first three-way joint (24), and a fourth water outlet pipe (28) is fixedly connected to one side of the second three-way joint (26).

5. A sand filter for wastewater treatment as claimed in claim 4, wherein: the inside that fourth outlet pipe (28) is close to second three way connection (26) one end is fixed mounting and is had filter screen (32), the bottom fixed mounting of second three way connection (26) has sand conveying pipe (33), the other end of sand conveying pipe (33) rotates and is connected with sand storage groove (34).

6. A sand filter for wastewater treatment according to claim 2, characterized in that: the sand filter is characterized in that the outer sides of the second water outlet pipe (25), the third water inlet pipe (27), the fourth water outlet pipe (28), the sewage discharge pipe (30) and the sand conveying pipe (33) are fixedly provided with switch valves (35), one side, close to the second water outlet pipe (25), of the sand filter tank (3) is provided with an exhaust port (36), and the outer side of the exhaust port (36) is in threaded connection with an exhaust cover (37).