CN217350913U

CN217350913U - Sewage treatment drenches filter tower device

Info

Publication number: CN217350913U
Application number: CN202221298818.2U
Authority: CN
Inventors: 廖建华; 李旭东; 段卫磊; 杜俊; 李政; 杨永昌; 张宝丹; 向星; 甘姝遥; 王洪海
Original assignee: Chongqing Environmental Protection Investment Group Co ltd
Current assignee: Chongqing Environmental Protection Investment Group Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-09-02
Anticipated expiration: 2032-05-26

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment leaching tower device, which comprises a water collecting tank communicated with a water inlet channel, wherein a denitrification tank is arranged above the water collecting tank, a bracket is arranged in the denitrification tank, a filler is arranged on the bracket, and a water distribution pipe is arranged above the filler; and a lifting pump and a lifting pipe are also arranged in the water collecting tank, one end of the lifting pipe is communicated with the water outlet end of the lifting pump, and the other end of the lifting pipe is communicated with the water distribution pipe. The utility model discloses have following advantage: the functions are complete, the occupied area is small, and the operation cost is low.

Description

Sewage treatment drenches filter tower device

Technical Field

The utility model relates to a sewage treatment technical field, concretely relates to sewage treatment drenches filtration tower device.

Background

The sewage treatment equipment can effectively treat domestic sewage, industrial wastewater and the like in urban areas, prevents sewage and pollutants from directly flowing into water, and has important significance for improving ecological environment, promoting urban grade and promoting economic development.

The existing sewage treatment equipment mainly comprises a centrifugal machine, a sludge dewatering machine, an aerator, a micro-filter, an air flotation machine and an ozone generator, and in the existing sewage treatment leaching tower device, a plurality of pieces of equipment are commonly used in a combined way, and sewage treatment needs a series of equipment, so that the process is complicated. For sewage containing single impurity, the combined sewage treatment equipment has high cost and large energy consumption.

Patent application with application number CN2019222338475 proposes a combination sewage treatment device, including control equipment and sewage treatment device that adjacent arrangement. The control equipment comprises an electric control cabinet and a water supply pump, and the sewage treatment equipment comprises a spraying water distribution system, a plurality of filler supports, hydrophilic active fillers positioned among the filler supports and filler modules positioned in the filler supports; the packing module comprises a plurality of staggered water blocking baffles, and organic pollutants in sewage can be efficiently removed by accurately arranging the biological packing.

The device of the above patent, however, still suffers from the following disadvantages:

1. the water supply pump is independently arranged on the side surface, and an additional connecting pipe is needed to communicate the place where the sewage is located, so that the whole arrangement occupies the ground and the use of the connecting pipe increases the cost;

2. when the filler is replaced, the whole equipment needs to be stopped, so that the construction period is delayed, and the treatment efficiency is reduced;

3. the function is single, and only nitration reaction can be carried out;

4. if the operation such as denitrification reaction is required, the device such as an external denitrification device is also required, and the occupied area is large and the cost is high.

Thus, the prior art still has the shortcomings to be effectively solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sewage treatment drenches filter tower device, it can solve one of above-mentioned problem at least.

The utility model aims at realizing through the technical proposal, the sewage treatment leaching tower device comprises a water collecting tank communicated with a water inlet channel, a denitrification tank is arranged above the water collecting tank, a bracket is arranged in the denitrification tank, a filler is arranged on the bracket, and a water distribution pipe is arranged above the filler; a lifting pump and a lifting pipe are further arranged in the water collecting pool, one end of the lifting pipe is communicated with the water outlet end of the lifting pump, and the other end of the lifting pipe is communicated with the water distribution pipe.

In the sewage treatment leaching tower device, sewage to be treated flows into the water collecting tank through the water inlet channel, the sewage is lifted to the water distributing pipe through the lifting pipe by the lifting pump in the water collecting tank, and the sewage in the water distributing pipe flows through the filler on the bracket under the action of gravity to carry out nitration reaction; then flows into a denitrification pool where the bracket is positioned to carry out denitrification reaction. When the device is used, the filler is well distributed in advance, and the lift pump is started. The sewage treatment leaching tower device of the utility model arranges the water collecting tank and the denitrification tank up and down, and adds the bracket and the filler, thereby avoiding extra arrangement of a connecting pipeline with the lift pump and avoiding extra occupation of horizontal space by the pump body and the connecting pipe, and simultaneously avoiding extra arrangement of the denitrification tank, saving the arrangement space and reducing the operation cost; furthermore, the utility model provides a sewage treatment leaching tower device has realized nitration reaction and denitrification's disposable completion when the aforesaid is practiced thrift and is taken up an area, and the function has also obtained corresponding perfection.

Preferably, the riser or/and the water distributor is/are provided with a switch valve.

Preferably, more than 1 layer of filling frame is arranged on the bracket, the filling is filled inside the bracket, and the filling is a polyurethane sponge block.

Preferably, the filler ball is a polyethylene or polypropylene skeleton, and the interior of the filler ball is filled with a polyurethane sponge block.

Preferably, one side of the denitrification tank is provided with a water outlet groove.

Preferably, a sedimentation tank communicated with the water outlet groove through a water outlet pipe is arranged on the outer side of the water collecting tank.

Preferably, a central cylinder is fixed in the sedimentation tank, and the water outlet pipe is communicated with the central cylinder.

Preferably, still laid the sludge discharge pipe along the sedimentation tank lateral wall, sludge discharge pipe one end intercommunication sedimentation tank bottom, the other end wear to establish behind its lateral wall and be connected with the sludge discharge pump that sets up in the sedimentation tank outside.

Preferably, the device also comprises a house body for accommodating the denitrification pool and the bracket, and the top of the house body is provided with an exhaust ball.

Preferably, the side of the house body is also provided with a door window.

Due to the adoption of the technical scheme, the utility model discloses following advantage has: the functions are complete, the occupied area is small, and the operation cost is low.

Drawings

FIG. 1 is a schematic structural view of a middle sewage treatment leaching tower device of the utility model.

FIG. 2 is another schematic structural diagram of the leaching tower device for sewage treatment of the present invention.

Fig. 3 is a schematic structural diagram of the packing ball in the middle sewage treatment leaching tower device of the utility model.

FIG. 4 is a schematic structural view of the bracket and the filler frame of the middle sewage treatment leaching tower device of the utility model.

FIG. 5 is a third schematic structural view of the middle sewage treatment leaching tower device of the present invention.

Fig. 6 is a schematic view of a top view of the sewage treatment leaching tower device of the present invention.

In the figure: 1. a water inlet channel; 2. a water collecting tank; 3. a denitrification tank; 4. a support; 5. a filler; 6. a water distribution pipe; 7. a lift pump; 8. a riser tube; 9. an on-off valve; 10. a filler frame; 11. a filler ball; 12. a water outlet groove; 13. a water outlet pipe; 14. a sedimentation tank; 15. a central barrel; 16. a sludge discharge pipe; 17. a sludge discharge pump; 18. a house body; 19. an air discharge ball; 20. a door; 21. and a window.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1 to 6, a sewage treatment leaching tower device comprises a water collecting tank 2 communicated with a water inlet channel 1, a denitrification tank 3 is arranged above the water collecting tank 2, a support 4 is arranged in the denitrification tank 3, a filler 5 is arranged on the support 4, and a water distribution pipe 6 is arranged above the filler 5; a lifting pump 7 and a lifting pipe 8 are also arranged in the water collecting tank 2, one end of the lifting pipe 8 is communicated with the water outlet end of the lifting pump 7, and the other end is communicated with the water distribution pipe 6.

In the sewage treatment leaching tower device of the utility model, sewage to be treated flows into the water collecting tank 2 through the water inlet channel 1, the sewage is lifted to the water distributing pipe 6 through the lifting pipe 8 by the lifting pump 7 in the water collecting tank 2, and the sewage in the water distributing pipe 6 flows through the filler 5 on the bracket 4 through the action of gravity to carry out nitration reaction; then flows into the denitrification tank 3 with the bracket 4 for denitrification reaction. When the filling material distributing device is used, the filling material 5 is well distributed in advance, and the lifting pump 7 is started. The sewage treatment leaching tower device of the utility model arranges the water collecting tank 2 and the denitrification tank 3 up and down, and adds the bracket 4 and the filler 5, thereby avoiding extra arrangement of a connecting pipeline with the lift pump 7, avoiding extra occupation of horizontal space of the pump body and the connecting pipe, occupying small area, simultaneously avoiding extra arrangement of the denitrification tank, saving arrangement space and reducing operation cost; furthermore, the utility model provides a sewage treatment leaching tower device has realized nitration reaction and denitrification's disposable completion when the aforesaid is practiced thrift and is taken up an area, and the function has also obtained corresponding perfection.

Further, as shown in fig. 1, 2 and 5, the water collecting tank 2 may be dug underground and subjected to a corresponding waterproofing treatment, a support plate or a floor slab is fixed to an upper portion thereof, and then the denitrification tank 3 is arranged on the plate and subjected to a waterproofing treatment. The water distribution pipe 6 is a PVC pipe or other pipes which are used conventionally, and holes are punched on the water distribution pipe for sewage to flow out, so that spraying water distribution is realized; when the number of the water distribution pipes 6 is large, the support 4 can be provided with a support piece, so that the stability in the use process is ensured.

The depth of the denitrification pool is controlled to be a proper height, and is generally 30-60 cm; meanwhile, denitrification fillers are filled in the denitrification tank, and particularly, a hydrophilic polyurethane sponge block of 3-4cm3 is adopted to form a facultative state required by microbial denitrification, so that total nitrogen is efficiently removed.

Further, as shown in fig. 1, 2, 5 and 6, the riser pipe 8 or/and the water distributor pipe 6 is/are provided with a switch valve 9. The lifting pipe 8 is provided with a switch valve 9 which can control the whole water supply; the arrangement of the switch valve 9 on the water distribution pipes 6 can control the opening and closing of only 1 water distribution pipe 6; when a plurality of water distribution pipes 6 are arranged, the water distribution pipes 6 can be opened and closed according to the requirement. In addition, when changing filler 5, can close partly in county and change, wait to change and close that will change again after finishing, the whole in-process need not carry out the stagnation like this, guarantees the continuation of treatment effeciency.

Furthermore, more than 1 layer of filling frame 10 is arranged on the bracket 4, and filling balls 11 are arranged in the filling frame 10. The supports 4 may be arranged in 1, 2 or more rows, and 1, 2, 3, 5 or other layers may be arranged on each support 4 for placing the packing balls 11. For each carrier 4, a plurality of packing boxes 10 may be placed in each layer, and packing balls 11 are placed in the packing boxes 10.

Further, as shown in fig. 3, the filler ball 11 is a polyethylene or polypropylene skeleton, and is filled with a polyurethane sponge block. The polyethylene framework has good chemical stability; the polypropylene framework is high temperature resistant and good in toughness; specifically, the filler ball 11 is a spherical skeleton, and the filler filled inside is a polyurethane sponge block. More specifically, the bracket 4 is made of SUS304 stainless steel angle iron; the filling frame 10 is made of PP material, and the size is 0.6 multiplied by 0.4 multiplied by 0.3 m; the filler balls 11 are phi 8cm spherical polyethylene (propylene) skeletons, the inner filler blocks are 4-6 blocks of 3-3 cm polyurethane sponge blocks, and each filler frame 10 is loaded with 100-120 filler balls 11. The packing frame 10 is arranged on the support 4 in a vertically staggered mode, so that the packing frame 10 can be enabled to be evenly flushed. The internal ventilation effect of the filler frame is ensured by the spherical framework, the polyurethane sponge block provides a carrier for the sewage treatment microorganisms, and sewage flows through the filler module to continuously form an aerobic and anoxic alternative state, so that favorable conditions are provided for the microorganisms to decompose organic matters.

Further, as shown in fig. 1, 2, 5 and 6, a water outlet groove 12 is formed at one side of the denitrification tank 3. The height of one side of the water outlet tank 12 close to the denitrification tank 13 is lower than the height of the rest sides of the denitrification tank 13, so that the sewage after the nitrification reaction of the filler 5 and the denitrification reaction of the denitrification tank 3 can directly enter the water outlet tank 12, and the influence on the environment caused by the overflow of the sewage is avoided.

Further, as shown in fig. 2 and 5, a settling tank 14 communicated with the water outlet tank 12 through a water outlet pipe 13 is arranged outside the water collecting tank 2. The treated sewage in the water outlet tank 12 enters the sedimentation tank 14 through the water outlet pipe 13 for further sedimentation.

Further, as shown in fig. 2, 5 and 6, a central cylinder 15 is fixed in the sedimentation tank 14, and the water outlet pipe 13 is communicated with the central cylinder 15. The central cylinder 15 is fixedly connected to the central position of the sedimentation tank 14 through connecting pieces such as connecting rods or angle steels, one end of each connecting piece is fixed on the tank wall of the sedimentation tank 14, and the other end of each connecting piece is fixedly connected with the central cylinder 15; the number of connecting members can be set as desired, the greater the number the better the fixing of the central cylinder 15. The vertical flow type is adopted, and water is distributed through the central cylinder 15, so that the effect of separating mud from water can be ensured.

Further, as shown in fig. 2, 5 and 6, a sludge discharge pipe 16 is further disposed along the side wall of the sedimentation tank 14, one end of the sludge discharge pipe 16 is communicated with the bottom of the sedimentation tank 14, and the other end of the sludge discharge pipe passes through the side wall and then is connected with a sludge discharge pump 17 disposed outside the sedimentation tank 16. The sludge discharge pipe 16 is communicated with the bottom of the sedimentation tank 14 and an external sludge discharge pump 17, and sludge at the bottom of the sedimentation tank 14 can be discharged through the sludge discharge pump 17. The mud pipe 16 is laid along the 14 lateral walls of sedimentation tank, can specifically fix the mud pipe 16 at the 14 lateral walls of sedimentation tank through riding on the horse buckle, and pass and communicate with dredge pump 17 behind its lateral wall, guarantee that the mud pipe 16 has sufficient bearing effect, avoid it to produce deformation because of the passing through of mud. The sludge pump 17 is arranged outside the sedimentation tank 14, the energy consumption of the intermittent operation equipment is greatly reduced compared with the traditional sewage treatment process, the flow is simple, and the operation and maintenance management is convenient.

Further, as shown in fig. 2, 5 and 6, a sedimentation tank water outlet groove is further provided on both sides of the sedimentation tank 14 for discharging water in the sedimentation tank 14; the sedimentation tank water outlet groove can be also communicated with a sedimentation tank water outlet pipe for leading out water in the sedimentation tank water outlet groove.

Further, as shown in fig. 5, the device also comprises a chamber 18 for accommodating the denitrification tank 3 and the bracket 4, and the top of the chamber 18 is provided with an exhaust ball 19. The house body 18 is arranged, so that the influence of rainwater can be avoided; meanwhile, gas such as methane generated in the treatment process of the ventilation ball arranged at the top can be discharged outdoors through the top.

Further, as shown in fig. 5, a door 20 and a window 21 are provided on the side of the house body 18. The door 20 facilitates access for maintenance or repair by personnel; the front and back of the wall body of the house body 18 are provided with an upper layer ventilation window and a lower layer ventilation window, so that the indoor air circulation is ensured.

The single set of the device has the treatment scale of 10-500 square/day, and is used for the biological sewage treatment of villages and small towns, and the effluent quality can reach the first grade B standard of pollutant discharge Standard of urban Sewage treatment plant (GB 18918-.

Claims

1. A sewage treatment leaching tower device is characterized by comprising a water collecting tank (2) communicated with a water inlet channel (1), wherein a denitrification tank (3) is arranged above the water collecting tank (2), a support (4) is arranged in the denitrification tank (3), a filler (5) is placed on the support (4), and a water distribution pipe (6) is arranged above the filler (5); a lifting pump (7) and a lifting pipe (8) are also arranged in the water collecting tank (2), one end of the lifting pipe (8) is communicated with the water outlet end of the lifting pump (7), and the other end is communicated with the water distribution pipe (6).

2. The sewage treatment leaching tower apparatus according to claim 1, wherein the riser pipe (8) and/or the water distributor pipe (6) is provided with a switch valve (9).

3. The sewage treatment leaching tower apparatus according to claim 1, wherein more than 1 layer of packing frame (10) is arranged on the bracket (4), and the packing ball (11) is arranged in the packing frame (10).

4. The sewage treatment leaching tower device according to claim 3, wherein the filler ball (11) is a polyethylene or polypropylene skeleton, the filler (5) is filled inside the filler ball, and the filler (5) is a polyurethane sponge block.

5. The sewage treatment leaching tower device according to the claim 1, 2, 3 or 4, wherein one side of the denitrification tank (3) is provided with a water outlet groove (12).

6. The sewage treatment leaching tower apparatus according to claim 5, wherein the outside of the water collecting tank (2) is provided with a sedimentation tank (14) communicated with the water outlet tank (12) through a water outlet pipe (13).

7. The sewage treatment leaching tower apparatus according to claim 6, wherein a central cylinder (15) is fixed in the sedimentation tank (14), and the water outlet pipe (13) is communicated with the central cylinder (15).

8. The sewage treatment leaching tower device according to claim 6 or 7, wherein a sludge discharge pipe (16) is further arranged along the side wall of the sedimentation tank (14), one end of the sludge discharge pipe (16) is communicated with the bottom of the sedimentation tank (14), and the other end of the sludge discharge pipe is connected with a sludge discharge pump (17) arranged outside the sedimentation tank (14) after penetrating through the side wall.

9. The wastewater treatment leaching tower apparatus according to claim 1, 2, 3, 4, 6 or 7, further comprising a housing (18) for containing the denitrification tank (3) and the bracket (4), wherein the top of the housing (18) is provided with an air-discharging ball (19).

10. The wastewater treatment leaching tower apparatus according to claim 9, wherein the side of the housing (18) is further provided with a door (20) and a window (21).