CN211562501U

CN211562501U - Pressure type circulating deodorization device for leachate treatment station

Info

Publication number: CN211562501U
Application number: CN201921904264.4U
Authority: CN
Inventors: 杨冲; 骆建明; 徐瑞银; 伍伟
Original assignee: Beijing Guohuan Rhine Environmental Co ltd
Current assignee: Beijing Guohuan Rhine Environmental Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-09-25
Anticipated expiration: 2029-11-07

Abstract

The utility model provides a pressure type circulation deodorizing device for filtration liquid treatment station, include: the bottom of the deodorization main box is provided with a plurality of drainage grooves; the grid supporting plate is arranged in the deodorization main box and is positioned above the drainage groove; the bottom of the partition plate is in contact with the grid supporting plate and is used for dividing the deodorization main box into a plurality of spraying spaces; the spraying space is provided with a gas circulation hole; spray the circulation subassembly, including passing a plurality of spray lines that spray the space, be equipped with a plurality of nozzles on the spray line, and one spray and correspond one at least in the space the nozzle, the utility model discloses a biological deodorization principle, the circulating water sprays for the filler top, adopts inside pressurization and the mode deodorization that the inside circulation of deodorization system flows, and equipment area is little, deodorization efficiency is high.

Description

Pressure type circulating deodorization device for leachate treatment station

Technical Field

The utility model belongs to the technical field of landfill leachate handles, concretely relates to pressure type circulation deodorizing device for filtration liquid treatment station.

Background

A large amount of odor exists in the garbage leachate treatment process, and the environmental pollution is large. In the existing odor treatment device for landfill leachate, the biological deodorization principle has the characteristic of stable treatment. However, the biological deodorization device occupies a large area, microorganisms are sensitive to changes of the environment, the treatment effect is limited under the condition of low temperature, the exhaust standard cannot be met, the microorganisms of the traditional deodorization system live at normal temperature and normal pressure, the treatment effect is limited, the odor of the traditional deodorization device is exhausted outside the equipment after passing through the deodorization device once, a large amount of heat of the equipment energy is taken away, meanwhile, the water consumption is high, and the energy consumption is high in the daily operation process.

SUMMERY OF THE UTILITY MODEL

The features and advantages of the present invention are set forth in part in the description which follows, or may be obvious from the description, or may be learned by practice of the invention.

For overcoming prior art's problem, the utility model provides a pressure type circulation deodorizing device for filtration liquid treatment station, include:

the fan is used for pressurizing the odor and outputting the odor through the air outlet pipe;

the deodorization main box is connected with the air outlet pipe, and a plurality of drainage grooves are formed in the bottom of the deodorization main box;

the grid supporting plate is arranged in the deodorization main box and is positioned above the drainage groove;

the bottom of the partition plate is in contact with the grid supporting plate and is used for dividing the deodorization main box into a plurality of spraying spaces; the spraying space is provided with a gas circulation hole;

the spraying circulation assembly comprises a spraying pipeline penetrating through the plurality of spraying spaces, a plurality of nozzles are arranged on the spraying pipeline, and one spraying space at least corresponds to one nozzle.

Optionally, the separators include at least 2 diaphragms and at least 1 longitudinal separator, and the gas flow holes are provided in the diaphragms.

Alternatively, the flow openings in adjacent diaphragms are arranged at different levels.

Optionally, a flow guiding axial flow fan is arranged on the longitudinal partition plate of the spraying space at the end part.

Optionally, the center of the drainage groove faces the odd numbered diaphragm plate.

Optionally, 1 buoyancy type automatic drain valve is arranged on the drain groove.

Optionally, an exhaust chimney is arranged on the deodorization main box, and a pressure regulating valve is arranged on the exhaust chimney.

Optionally, an emergency pressure relief pipe and/or a rupture disk are arranged on the deodorization main box.

Optionally, the spray circulation assembly comprises a circulation water tank, a spray water inlet pipe and a circulation water pump connected with the circulation water tank and the spray water inlet pipe; the spray water inlet pipe is connected with the spray pipeline through a water delivery pipeline.

Optionally, the spraying space is sequentially and circularly filled with plastic fillers, volcanic rocks and pine barks along the gas circulation direction.

The utility model provides a pressure type circulation deodorizing device for filtration liquid treatment station adopts biological deodorization principle, and the circulating water sprays for the filler top, adopts the mode deodorization that inside pressurization and deodorization system internal circulation flow, and equipment area is little, deodorization is efficient.

Drawings

Fig. 1 is a schematic structural view of a pressure type circulating deodorizing device for a leachate treatment station provided by the embodiment of the present invention.

Fig. 2 is a schematic view showing the internal structure of the pressure type circulation deodorizing device for leachate treating station shown in fig. 1.

Fig. 3 is a bottom structure view of the pressure type circulation deodorizing device for leachate treating station shown in fig. 1.

Fig. 4 is a schematic arrangement diagram of the spraying space.

Detailed Description

The invention is described in further detail below with reference to the accompanying drawings:

as shown in fig. 1 to 3, the utility model provides a pressure type circulating deodorizing device for a percolate treatment station, which comprises a deodorizing main box 4 and a spraying circulating component. Wherein:

the odor to be treated enters a fan 2 from a fan air inlet pipe 1, and the odor is pressurized by the fan 2 and enters a deodorization main box 4 through a fan air outlet pipe 3. The top of the main deodorization box 4 is provided with an exhaust chimney 5, preferably, two exhaust chimneys 5 can be arranged to play a role of pressure protection, so that when one exhaust chimney fails, the other exhaust chimney still has an exhaust function, and explosion caused by ultrahigh internal pressure is avoided. The exhaust chimney 5 is provided with a pressure regulating valve 6, and when the pressure in the deodorization main tank 4 reaches the high limit setting value of the pressure regulating valve 6, the pressure regulating valve 6 is opened to exhaust outwards.

In order to further ensure the operation safety, the deodorization main box 4 is also provided with a pressure gauge 9, an emergency pressure relief pipe 7 and a rupture disk 8. The pressure gauge 9 is used for monitoring the pressure inside the deodorization main box 4, and when the pressure inside the deodorization main box 4 exceeds the high limit setting value of the pressure regulating valve 6 and continuously rises, a valve on the emergency pressure relief pipe 7 is automatically opened for pressure relief; if the pressure still rises after the valve on the emergency pressure relief pipe 7 is opened, the rupture disk 8 is ruptured to release the pressure. The value of the pressure gauge 9 is transmitted to the control system, and is fed back to the fan 2 under necessary conditions, and the fan 2 stops running.

In this embodiment, the main deodorization box 4 is rectangular, a grating support plate 23 is arranged in the main deodorization box 4, the grating support plate 23 is arranged near the bottom of the main deodorization box 4, and the grating support plate 23 is used for supporting and placing filler. Still be equipped with the baffle in the deodorization main tank 4, the baffle includes 2 at least

cross slab

20 and 1 at least vertical separators 22, the bottom and the grid layer board 23 of these a little cross slab 20 contact, the top contacts with the top of deodorization main tank, the side contacts with the front and back surface of deodorization main tank, vertical separators 22's bottom contacts with grid layer board 23, the top contacts with the top of deodorization main tank, the side contacts with the left and right sides lateral wall of deodorization main tank, the baffle separates deodorization main tank 4 into a plurality of spaces that spray, different packings can be placed in the different spaces that spray. In this embodiment, plastic fillers, volcanic rocks and pine barks are sequentially and circularly placed in different spraying spaces according to the flowing direction of gas.

In this embodiment, the number of the horizontal partitions 20 is at least 2, for example, 5, and the number of the vertical partitions is at least 1, for example, 1, so as to partition the main deodorization box 4 into at least 4 spraying spaces, and when the number of the horizontal partitions is 5 and the number of the vertical partitions is 21, the number of the spraying spaces is 12. The air outlet pipe 3 is communicated with the first spraying space, so that the gas can flow in the spraying space according to a preset route, the transverse partition plates are provided with circulation holes, the circulation holes can be arranged at the top or the bottom of the transverse partition plates, and preferably, the gas circulation holes in the adjacent transverse partition plates are not arranged at the same horizontal height. In order to make the gas be able to be processed in a plurality of cycles, the longitudinal partition board is provided with a circulation hole at the part of the spraying space at the two ends, and a diversion

axial flow fan

191, 192 is arranged in the corresponding spraying space. In this embodiment, the axial flow fan is located at the upper portion of the vertical partition between the

shower spaces

211 and 226, and the upper portion of the vertical partition between the

shower spaces

216 and 221, respectively.

Referring to fig. 4, in the present embodiment, there are 12 spraying spaces, including 211, 212, 213, 214, 215, 216, 221, 222, 223, 224, 225, and 226, which are sequentially filled with plastic fillers, volcanic rocks, pine barks, and pine barks. The upper part of the side wall of the spraying space 211 is connected with a fan air outlet pipe 3, odor enters from the top of the spraying space 211, enters into the spraying space 212 from a circulation hole at the bottom of the diaphragm plate 201, then enters into the spraying space 213 from a circulation hole at the top of the diaphragm plate 202, and flows to the 6 th spraying space in such a way, namely the spraying space 212, enters into the spraying space 221 at the other side of the longitudinal diaphragm plate 22 by using the flow guide axial flow fan 192, the gas flow mode is consistent with the spraying spaces 211 to 216, enters into the spraying space 211 again through the flow guide axial flow fan 191 at the top of the last spraying space, and the gas reaches the standard finally and is discharged from the exhaust chimney 5 after being subjected. In this embodiment, there are two exhaust chimneys 5, which are respectively connected to the last two

spraying spaces

215, 216 through which the gas passes. Therefore, after one exhaust chimney goes wrong, the other chimney can be normally opened, explosion caused by pressure rise all the time is avoided, and the safety of the system is further ensured.

The spraying circulation assembly comprises a circulation water tank 11, a circulation water pump 10 and a spraying water inlet pipe 17. Circulating water tank 11 passes through circulating water tank moisturizing pipe 12 moisturizing, circulating water pump 10 and circulating water tank 11, spray water inlet tube 17 links to each other, can promote the circulating water in circulating water tank 11 to the spray water inlet tube 17 in, spray water inlet tube 17 includes conduit and the shower that is linked together with conduit, shower is located the top in spray space, a plurality of spray spaces can share a shower, the last a plurality of spiral nozzle 24 that is equipped with of shower, generally, correspond a spiral nozzle 24 in a spray space at least. The bottom of the main deodorization box 4 below the grid support plate 23 is provided with a plurality of drainage grooves, and the centers of the drainage grooves are over against the odd number transverse partition plates, namely the centers of the drainage grooves are over against the middles of two transversely adjacent spraying spaces. A spray water collecting pipe 18 communicated with the circulating water tank 11 is arranged in the drainage groove, and a buoyancy type automatic drainage valve 25 is arranged on the spray water collecting pipe 18. Circulating water is promoted through circulating water pump 10, in getting into deodorization main tank 4 along spray water inlet tube 17, spray water from 12 spiral nozzle 24 of installation on the pipeline spout the filler down, water is collected in the drainage recess of deodorization main tank 4 bottom, and when the liquid level reached a take the altitude, buoyancy formula automatic drain valve 25 was opened, and water gets back to circulating water tank 11 in the same direction as spray water collecting tube 18. In this embodiment, the

spraying spaces

211 and 212 share one drainage groove and one buoyancy type automatic drain valve 25, and so on, which requires three drainage grooves and six buoyancy type automatic drain valves 25. Namely, two buoyancy type automatic drain valves 25 are arranged on each drain groove, and the two buoyancy type automatic drain valves 25 are respectively positioned on two sides of the longitudinal partition plate. In an embodiment of the present invention, a level meter 14 is installed on the circulation water tank 11, the level meter 14 feeds back a level signal to the control system, the circulation water pump 10 is opened or a valve on the circulation water tank drainage pipe 13 is opened at a high level, and when the turbidity meter 15 and the pH meter 16 detect that the water quality in the circulation water tank 11 exceeds a warning value, the valve on the circulation water drainage pipe 13 is fed back a signal to open drainage.

The utility model discloses in, the foul smell is handled through the microbial film on each filler surface, and the shower water increases the humidity in the main case of deodorization 4, utilizes pressure regulating valve 6 to maintain certain pressure and temperature, improves microbial activity and accelerates microbial treatment efficiency, and the foul smell is 12 in main case of deodorization 4 and sprays the interior circulation flow of space, increases dwell time, further improves the treatment effeciency of handling the foul smell.

The utility model provides a pressure type circulation deodorizing device for filtration liquid treatment station takes out the air of equalizing basin, anaerobism pond, sludge dewatering room etc. of processing filtration liquid through the tuber pipe and gets into deodorizing device, handles emission after up to standard. The odor is improved pressure through the fan, gets into the deodorization main tank in, and the main tank is interior respectively through plastics filler, volcanic filler and pine bark filler, and the room end to end UNICOM at filler place, first and last room pass through water conservancy diversion axial fan UNICOM, and water conservancy diversion axial fan accelerates the internal circulation flow of gaseous, and exhaust chimney installation pressure regulating valve keeps the inside high pressure of main tank, and spraying system keeps the inside humidity of main tank, realizes the interior microorganism high-efficiency processing effect of system. This equipment main part adopts biological deodorization principle, and the filler top sprays with the circulating water, adopts inside pressurization and deodorization system internal circulation mobile's mode deodorization, and equipment area is little, the deodorization is efficient.

The above technical solution is only one embodiment of the present invention, and for those skilled in the art, based on the application method and principle disclosed in the present invention, various modifications or variations can be easily made, and not limited to the method described in the above specific embodiments of the present invention, so that the above described manner is only preferred, and is not restrictive.

Claims

1. A pressure-type cyclic deodorizing device for percolate treatment stations, comprising:

2. The pressure-type cyclic deodorization apparatus for percolate treatment stations according to claim 1, wherein the diaphragms comprise at least 2 diaphragms and at least 1 longitudinal diaphragm, the gas passage holes being provided in the diaphragms.

3. The pressure-type cyclic deodorization apparatus for leachate treatment stations of claim 2, wherein the flow holes of adjacent diaphragms are arranged at different levels.

4. The pressure-type cyclic deodorization apparatus for leachate treatment stations of claim 2, wherein the longitudinal partition of the end spraying space is provided with a flow-guiding axial flow fan.

5. The pressure-type cyclic deodorization apparatus for leachate treatment stations of claim 2, wherein the center of said drainage groove is opposite to the odd numbered diaphragms.

6. The pressure-type cyclic deodorization apparatus for leachate treatment stations as claimed in claim 1, wherein 1 buoyancy-type automatic drain valve is disposed on the drain groove.

7. The pressure-type cyclic deodorization apparatus for leachate treatment stations of claim 1, wherein said main deodorization tank is provided with an exhaust chimney, and said exhaust chimney is provided with a pressure regulating valve.

8. The pressure-type cyclic deodorization apparatus for leachate treatment stations of claim 1, wherein said main deodorization tank is provided with an emergency pressure relief pipe and/or rupture disk.

9. The pressure-type cyclic deodorization apparatus for leachate treatment stations of claim 1, wherein said spray circulation module comprises a circulation water tank, a spray water inlet pipe, and a circulation water pump connected to said circulation water tank and said spray water inlet pipe; the spray water inlet pipe is connected with the spray pipeline through a water delivery pipeline.

10. The pressure-type cyclic deodorization apparatus for leachate treatment stations of claim 1, wherein said spraying space is sequentially filled with plastic filler, volcanic rock, pine bark in a cyclic manner along the gas flowing direction.