CN114392648A

CN114392648A - Biological deodorization system

Info

Publication number: CN114392648A
Application number: CN202111518485.XA
Authority: CN
Inventors: 杨琴; 王静; 杨鹏; 罗列; 马朴亭; 王冬根
Original assignee: China Railway No 2 Engineering Group Co Ltd; Shenzhen China Railway Second Bureau Engineering Co Ltd
Current assignee: China Railway No 2 Engineering Group Co Ltd; Shenzhen China Railway Second Bureau Engineering Co Ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-04-26
Anticipated expiration: 2041-12-13
Also published as: CN114392648B

Abstract

The utility model relates to a biological deodorization system, which belongs to the technical field of garbage treatment and comprises a sedimentation tank and a filter layer filled in the sedimentation tank, wherein an air inlet is formed on the side wall of the sedimentation tank and close to the bottom wall of the sedimentation tank, a water outlet is formed on the side wall of the sedimentation tank, the water outlet is positioned below the air inlet, a gas space is reserved between the bottom wall of the filter layer and the bottom wall of the sedimentation tank, a first blade is rotatably arranged in the sedimentation tank and positioned in the gas space, the rotating axis of the first blade is parallel to the depth direction of the sedimentation tank, the horizontal plane where the first blade is positioned between the air inlet and the water outlet, and the sedimentation tank is internally provided with kinetic energy for converting mixed water and drives a first conversion piece for rotating the first blade; the biological deodorization system also comprises a flow guide pipe used for guiding air in the air space into the filter layer, a plurality of air outlets are formed in the peripheral wall of the flow guide pipe, and the flow guide pipe is inserted in the filter layer. This application has the advantage to the treatment effect of foul smell.

Description

Biological deodorization system

Technical Field

The application relates to the technical field of garbage treatment, in particular to a biological deodorization system.

Background

The garbage is solid waste generated in daily life and production of human beings, has large discharge amount, complex and various components, pollution, resource and socialization, needs harmless, resource, reduction and socialization treatment, and can pollute the environment, influence the environmental sanitation, waste resources, destroy the safety of production and life and destroy the social harmony if the garbage cannot be properly treated. At present, the garbage disposal means is landfill disposal; in the process of landfill or stacking, due to biochemical degradation such as pressure, fermentation and the like, a high-concentration liquid with organic or inorganic components is generated under the seepage action of precipitation and underground water, and is called as landfill leachate, also called as leachate; the leachate has complex water quality and contains various toxic and harmful inorganic matters and organic matters, so the leachate needs to be treated, and the leachate is usually treated by taking an IBAF (immobilized microorganism-biological aerated filter) process as a main treatment process and combining with other treatment processes.

The leachate is easy to generate offensive odor in the treatment process due to the process conditions and requirements. For example, in the anaerobic process, sulfur in sewage is generated into compounds such as hydrogen sulfide and thioether under the action of microorganisms, the odor area is required to be treated in the odor area, the treatment process is generally microbial deodorization, gas collected in the deodorization room is firstly mixed with water, then the mixed water is introduced into a biological trickling filter, and the microorganisms in the biological trickling filter take the gas as nutrient substances for absorption, utilization and metabolism;

the biological trickling filter consists of a filter bed paved by broken stones and plastic fillers and a sedimentation tank, organic pollutants in the wastewater are treated by heterotrophic bacteria, and the wastewater is distributed from the top of the filter by a water distribution system; and an air inlet is arranged at the lower part of the sedimentation tank for assimilation of microorganisms.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: after air enters the sedimentation tank through the air inlet, oxygen in the lower filtering layer is rich, and oxygen in the middle filtering layer is thin, so that the assimilation of microorganisms is influenced, and the treatment effect on odor is reduced.

Disclosure of Invention

In order to improve the treatment effect to the foul smell, this application provides a biological deodorization system.

The biological deodorization system adopts the following technical scheme:

a biological deodorization system comprises a sedimentation tank and a filter layer filled in the sedimentation tank, wherein an air inlet is formed in the side wall of the sedimentation tank, a water outlet is formed in the side wall of the sedimentation tank, the water outlet is positioned below the air inlet, a gas space is reserved between the bottom wall of the filter layer and the bottom wall of the sedimentation tank, a first blade is rotatably arranged in the sedimentation tank and positioned in the gas space, the rotating axis of the first blade is parallel to the depth direction of the sedimentation tank, the horizontal plane where the first blade is positioned between the air inlet and the water outlet, and a first conversion piece for converting the kinetic energy of mixed water and driving the first blade to rotate is arranged in the sedimentation tank; the biological deodorization system also comprises a flow guide pipe used for guiding air in the air space into the filter layer, a plurality of air outlets are formed in the peripheral wall of the flow guide pipe, and the flow guide pipe is inserted in the filter layer.

By adopting the technical scheme, when the odor is treated, the odor and water are mixed and then introduced into the sedimentation tank, the odor is treated under the action of microorganisms in the filter layer, and the treated water is discharged through the water outlet; when the microorganism treats the odor, the gas content in the sedimentation tank is reduced, so that the air pressure value in the sedimentation tank is lower than the external air pressure value, and the gas outside the sedimentation tank is pressed into the sedimentation tank through the air inlet for the assimilation of the microorganism; under the action of the first conversion piece, the kinetic energy of the mixed water is converted into the kinetic energy of the rotation of the first blade, and the first blade drives the gas in the gas space to enter the middle part and the upper part of the filter layer through the gap between the filter layers in the rotation process so as to improve the gas treatment effect under the assimilation action of microorganisms on the middle part and the upper part of the filter layer; the first blade is positioned between the air inlet and the water outlet, so that the influence of mixed water on the rotation of the first blade is reduced, and the first blade can drive the air in the air space to flow conveniently; the first blade drives the gas to flow to impact the bottom of the filter layer, part of the gas enters the filter layer, and part of the gas returns to the bottom wall of the sedimentation tank, impacts the bottom wall of the sedimentation tank and flows towards the bottom of the filter layer; in the reciprocating process, when the gas passes through the gas inlet, the gas at the gas inlet flows along with the main flow gas, so that the gas pressure difference exists on the two sides of the gas inlet, and the gas outside the sedimentation tank can conveniently enter the sedimentation tank; under the action of the first conversion piece, the investment of an external driving source is reduced, and the early investment cost and the use cost are reduced; under the effect of air duct, the gas in the gas space gets into in the filtering layer through the air duct, has further increased the gas content in the filtering layer, and the microorganism in the filtering layer of being convenient for assimilates, has strengthened the treatment effect of microorganism to the foul smell.

Optionally, a boss is arranged on the bottom wall of the sedimentation tank, the boss is located in the gas space, the boss is in a cone shape, a liquid channel for liquid to flow is reserved between the boss and the side wall of the sedimentation tank, and the water outlet is communicated with the liquid channel; the first conversion part comprises a second blade which is rotatably arranged in a liquid channel, the rotating axis of the second blade is perpendicular to the flowing direction of mixed water in the liquid channel, a connecting rod is arranged in the boss in a rotating mode, the second blade is arranged on the connecting rod, a driving rod is arranged in the boss in a rotating mode, the length direction of the driving rod is parallel to the depth direction of the sedimentation tank, the first blade is arranged on the driving rod, a first bevel gear is arranged at the end, deviating from the second blade, of the connecting rod, and a second bevel gear meshed with the first bevel gear is arranged on the driving rod.

By adopting the technical scheme, the mixed water reaches the bottom of the filter layer after passing through the filter layer and flows to the boss, and the mixed water on the boss flows into the liquid channel along the peripheral wall and flows to the water outlet along the liquid channel; in the flowing process of the mixed water, the mixed water impacts the second blades to drive the second blades to rotate, the second blades rotate to drive the connecting rods to rotate, the connecting rods rotate to drive the first gears to rotate, the first gears rotate to drive the second gears to rotate, the second gears rotate to drive the driving rods to rotate, and the driving rods rotate to drive the first blades to rotate, so that the flowing speed of the gas in the gas space is increased, and the operation is simple and convenient; the first blade and the second blade have the advantages of simple structure, convenience in installation and low maintenance cost; meanwhile, the bevel gear transmission has the advantages of stable transmission and high transmission efficiency.

Optionally, the liquid channel is spirally arranged along a vertical direction, and the second blade is located at the lowest vertical position of the liquid channel.

Through adopting above-mentioned technical scheme, liquid passage is the spiral along vertical direction and arranges, has increased the gravitational potential energy of mixing water, and then has increased the kinetic energy of mixing water, and the mixing water of being convenient for drives the rotation of second blade for the exchange rate of the gas in the gas space and the air in the filtering layer has improved the treatment effect of microorganism to the foul smell.

Optionally, the liquid channel includes a first channel and a second channel, the orthographic projection angles of the first channel and the second channel on the bottom wall of the sedimentation tank are both 180 °, the first channel and the second channel are mutually connected and arranged in a partition manner, and the highest point of the first channel and the lowest point of the second channel are located on the same side and on the same straight line; all be provided with the second blade in first passageway and the second passageway, the second blade is located the minimum of first passageway and second passageway respectively.

By adopting the technical scheme, the first channel and the second channel are both provided with the second blades, and the two second blades increase the driving force for the rotation of the first blade, so that the first blade can be driven to rotate conveniently; the orthographic projection angle of the first channel and the second channel on the bottom wall of the sedimentation tank is 180 degrees, so that the mixed water on the peripheral wall of the boss can be conveniently collected, and the gravitational potential energy of the mixed water can be conveniently converted into the rotational potential energy of the second blade; meanwhile, the kinetic energy of the two second blades is balanced conveniently, and the energy loss of the two second blades caused by the difference of the rotating speeds is reduced.

Optionally, a guide plate is arranged in the sedimentation tank and in the liquid channel, the guide plate is positioned right above the second blade, and the orthographic projection of the second blade on the guide plate is positioned on the guide plate.

By adopting the technical scheme, under the action of the guide plate, the mixed water flowing down right above the second blade is blocked, so that the impact of the mixed water on the second blade is reduced, the influence of the impact force on the mixed water of the liquid channel is reduced, and the mixed water can impact the second blade conveniently, so that the second blade is driven to rotate; meanwhile, the mixed water flows along the guide plate, is converged into the liquid channel and impacts the second blades, so that the second blades are driven to rotate conveniently; the orthographic projection of the second blade on the guide plate is positioned on the guide plate, so that the guide plate can fully cover the second blade, and the influence of mixed water on the rotation of the second blade is further reduced.

Optionally, the guide plate is obliquely arranged in the liquid channel, and the surface of the guide plate close to the second blade is obliquely arranged towards the bottom surface of the liquid channel.

Through adopting above-mentioned technical scheme, the guide plate slope sets up in liquid channel, is convenient for mix water and flows along the guide plate to in the influx liquid channel.

Optionally, be provided with the branch pipe on the honeycomb duct, the branch pipe is located the gas outlet, the slope of branch pipe sets up on the honeycomb duct, the slope of branch pipe orientation sedimentation tank diapire.

By adopting the technical scheme, when the mixed water enters the filtering layer, the mixed water possibly enters the flow guide pipe through the gas outlet and enters the gas space through the flow guide pipe, so that the odor treatment effect is reduced; under the action of the branch pipes, the possibility that mixed water enters the guide pipe is reduced, and the odor treatment effect is further improved.

Optionally, the branch pipe is slidably disposed on the flow guide pipe, a sliding direction of the branch pipe is parallel to a length direction of the branch pipe, and the biological deodorization system further comprises a first elastic member for driving the branch pipe to slide and move out of the flow guide pipe; and the guide pipe is also provided with a fixing part for fixing the sliding-out rear branch pipe to the guide pipe.

By adopting the technical scheme, after the filter layer is filled in the sedimentation tank, the guide pipe is conveniently inserted into the filter layer; sliding the branch pipe to accommodate the branch pipe in the guide pipe so as to insert the guide pipe into the filter layer; meanwhile, when the filter layer is replaced, the branch pipes are slid to be accommodated in the guide pipe, so that the guide pipe is conveniently taken out of the filter layer; in the process, the influence of the branch pipe on the installation and the disassembly of the flow guide pipe is reduced; when the flow guide pipe is detached from the filtering layer, the branch pipes are driven to slide towards the inside of the flow guide pipe under the action of the elastic piece, so that the operation is simple and convenient; after the branch pipe slides out of the flow guide pipe, the branch pipe is fixed under the action of the fixing piece, and the possibility of the branch pipe sliding carelessly is reduced.

Optionally, the one end that the branch pipe is located the honeycomb duct is provided with the fixed disk with the laminating of honeycomb duct inner wall, the mounting is including setting up the couple on the fixed disk, be provided with the hanging piece that articulates with the couple on the honeycomb duct, the hanging piece slides along the length direction of honeycomb duct and sets up on the honeycomb duct, be provided with on the honeycomb duct and be used for ordering about the gliding second elastic component of hanging piece.

By adopting the technical scheme, when the branch pipe moves out of the flow guide pipe, the branch pipe slides to drive the fixed disk to slide, the fixed disk slides to drive the hook to slide, the hook is hung on the hanging block, and meanwhile, under the action of the first elastic piece, the fixed disk is driven to have the trend of sliding towards the axis of the flow guide pipe, so that the fixed disk is fixed on the flow guide pipe; the hanging block is arranged on the guide pipe in a sliding mode, and the hook is conveniently hung on the hanging block.

Optionally, the biological deodorization system still includes the release lever, the release lever can peg graft and slide and set up in the honeycomb duct, the couple slides and sets up on the fixed disk, the slip direction of couple is on a parallel with the length direction of honeycomb duct, be provided with on the release lever with couple butt and drive couple gliding arch.

Through adopting above-mentioned technical scheme, when demolising the honeycomb duct, insert the release lever in the honeycomb duct to make protruding butt on the couple, stimulate the release lever afterwards, the release lever slides and drives protruding slip, and protruding slip drives the couple and slides, and then makes couple and hanger piece separation, under the effect of first elastic component, accomodate the branch pipe in the honeycomb duct, easy operation is convenient.

In summary, the present application includes at least one of the following beneficial technical effects:

when the microorganism treats the odor, the gas content in the sedimentation tank is reduced, so that the air pressure value in the sedimentation tank is lower than the external air pressure value, and the gas outside the sedimentation tank is pressed into the sedimentation tank through the air inlet for the assimilation of the microorganism;

under the action of the first conversion piece, the kinetic energy of the mixed water is converted into the kinetic energy of the rotation of the first blade, and the first blade drives the gas in the gas space to enter the middle part and the upper part of the filter layer through the gap between the filter layers in the rotating process so as to improve the gas treatment effect under the assimilation action of microorganisms on the middle part and the upper part of the filter layer; the first blade is positioned between the air inlet and the water outlet, so that the influence of mixed water on the rotation of the first blade is reduced, and the first blade can drive the air in the air space to flow conveniently; the first blade drives the gas to flow to impact the bottom of the filter layer, part of the gas enters the filter layer, and part of the gas returns to the bottom wall of the sedimentation tank, impacts the bottom wall of the sedimentation tank and flows towards the bottom of the filter layer; in the reciprocating process, when the gas passes through the gas inlet, the gas at the gas inlet flows along with the main flow gas, so that the gas pressure difference exists on the two sides of the gas inlet, and the gas outside the sedimentation tank can conveniently enter the sedimentation tank; under the action of the first conversion piece, the investment of an external driving source is reduced, and the early investment cost and the use cost are reduced;

under the effect of air duct, the gas in the gas space gets into in the filtering layer through the air duct, has further increased the oxygen content in the filtering layer, and the microorganism in the filtering layer of being convenient for assimilates, has strengthened the treatment effect of microorganism to the foul smell.

Drawings

FIG. 1 is a schematic view of the overall structure of a biological deodorization system according to an embodiment of the present application. (ii) a

FIG. 2 is a cross-sectional view of a biological deodorization system in accordance with an embodiment of the present application;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

fig. 4 is an enlarged schematic view of a portion B in fig. 3.

Description of reference numerals: 1. a sedimentation tank; 2. a filtering layer; 3. an air inlet; 4. a water outlet; 5. a gas space; 6. a first blade; 7. a first transition piece; 71. a second blade; 72. a connecting rod; 73. a drive rod; 74. a first bevel gear; 75. a second bevel gear; 8. a boss; 81. an upper portion; 82. a lower portion; 9. a liquid channel; 91. a first channel; 92. a second channel; 10. a partition panel; 11. a baffle; 12. a flow guide pipe; 13. an air outlet; 14. a branch pipe; 15. a first elastic member; 151. a first spring; 16. a first mounting port; 17. a fixing member; 171. hooking; 172. hanging blocks; 173. a second spring; 18. fixing the disc; 19. a second mounting opening; 20. a mounting seat; 22. a protrusion; 23. and separating the 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 biological deodorization system. Referring to fig. 1, the biological deodorization system comprises a sedimentation tank 1 and a filter layer 2 filled in the sedimentation tank 1, wherein microorganisms are attached to the surface of the filter layer 2, an air inlet 3 is formed in the side wall of the sedimentation tank 1, a water outlet 4 is formed in the side wall of the sedimentation tank 1, and the water outlet 4 is positioned below the air inlet 3; when the odor is treated, the odor is mixed with water, then the mixed water is introduced into the filter layer 2, when the mixed water passes through the microorganisms, the microorganisms absorb part of substances in the odor, and the substances are assimilated while absorbing the substances, so that the odor is treated; in the process, the treated mixed water is discharged out of the sedimentation tank 1 through the water outlet 4; meanwhile, in the process, air outside the sedimentation tank 1 enters the sedimentation tank 1 through the air inlet 3 so as to be assimilated by microorganisms.

Referring to fig. 2, in order to improve the uniform distribution rate of the gas in the filter layer 2, a gas space 5 is left between the bottom wall of the filter layer 2 and the bottom wall of the sedimentation tank 1, a first blade 6 is rotatably arranged in the sedimentation tank 1 and positioned in the gas space 5, the rotating axis of the first blade 6 is parallel to the depth direction of the sedimentation tank 1, the horizontal plane where the first blade 6 is positioned between the gas inlet 3 and the water outlet 4, and a first conversion piece 7 for converting the kinetic energy of the mixed water and driving the first blade 6 to rotate is arranged in the sedimentation tank 1; above-mentioned mixed water is from the top of filtering layer 2 to sedimentation tank 1 bottom when, gathers a quantitative kinetic energy, under the effect of first conversion piece 7, turns into the kinetic energy of first blade 6 with the kinetic energy of mixed water, and first blade 6 rotates and has accelerated the flow rate of gas in the gas space 5, and then the gas flow in the gas space 5 of being convenient for is to filtering layer 2 in to supply the microorganism assimilation, improved the treatment effect to the foul smell.

Referring to fig. 2, in order to facilitate integration of the flow direction of the mixed water, a boss 8 is arranged on the bottom wall of the sedimentation tank 1, the boss 8 is coaxial with the sedimentation tank 1, the boss 8 is located in the gas space 5, the boss 8 is in a cone shape, in the embodiment of the application, the boss 8 comprises an upper portion 81 and a lower portion 82, the lower portion 82 is arranged at the bottom of the sedimentation tank 1, the upper portion 81 is arranged on the lower portion 82 and located above the lower portion 82, the upper portion 81 is in a cone shape, a liquid channel 9 for liquid to flow is reserved between the boss 8 and the side wall of the sedimentation tank 1, and the water outlet 4 is communicated with the liquid channel 9; under the action of the boss 8, the mixed water is collected, and the collected mixed water flows along the liquid channel 9, so that the flowing direction of the mixed water is integrated.

Referring to fig. 2, the first converter 7 includes a second blade 71 rotatably disposed in the liquid passage 9, a rotation axis of the second blade 71 is perpendicular to a flowing direction of the mixed water in the liquid passage 9, a connecting rod 72 is rotatably disposed in the boss 8, a length direction of the connecting rod 72 is perpendicular to a depth direction of the sedimentation tank 1, and the second blade 71 is disposed on the connecting rod 72; the drive rod 73 is rotationally arranged in the boss 8, the length direction of the drive rod 73 is parallel to the depth direction of the sedimentation tank 1, the first blade 6 is arranged on the drive rod 73, the end part of the connecting rod 72 departing from the second blade 71 is provided with a first bevel gear 74, the drive rod 73 is provided with a second bevel gear 75 meshed with the first bevel gear 74, a cavity for placing the first bevel gear 74 and the second bevel gear 75 is formed in the lower part 82, the lower part 82 is provided with a lubricating box in the cavity, the first bevel gear 74 and the second bevel gear 75 are arranged in the lubricating box, and lubricating oil is filled in the lubricating box.

When the mixed water flows along the liquid channel 9, the mixed water impacts the second blade 71, the second blade 71 rotates when impacted, the second blade 71 rotates to drive the connecting rod 72 to rotate, the connecting rod 72 rotates to drive the first bevel gear 74 to rotate, the first bevel gear 74 rotates to drive the second bevel gear 75 to rotate, the second bevel gear 75 rotates to drive the driving rod 73 to rotate, the driving rod 73 rotates to drive the first blade 6 to rotate, and the first blade 6 rotates to drive the gas in the gas space 5 to flow.

Referring to fig. 2, in order to improve the impact force of the mixed water on the second blades 71, the liquid passage 9 is spirally arranged in the vertical direction, and the second blades 71 are located at the vertically lowest position of the liquid passage 9.

Referring to fig. 2, in order to increase the rotation speed of the first blade 6 and further accelerate the flow rate of the gas, the liquid channel 9 includes a first channel 91 and a second channel 92, orthographic projections of the first channel 91 and the second channel 92 on the bottom wall of the sedimentation tank 1 are both 180 °, the first channel 91 and the second channel 92 are connected with each other and arranged in a partition manner, a partition plate 10 is arranged at the partition position of the first channel 91 and the second channel 92, and the highest point of the first channel 91 and the lowest point of the second channel 92 are located on the same side and on the same straight line; the first channel 91 and the second channel 92 are both provided with a second blade 71, and the second blade 71 is respectively positioned at the lowest part of the first channel 91 and the second channel 92; the mixed water flows in the first passage 91 and the second passage 92 respectively, and impacts the second blade 71 in the mixed water respectively, so that the torque borne by the driving rod 73 is increased, the rotating speed of the first blade 6 is further improved, and the flow velocity of the gas in the gas space 5 is increased.

Referring to fig. 2, in order to reduce the influence of the mixed water on the surface of the boss 8 on the rotation of the second blade 71, a guide plate 11 is arranged in the sedimentation tank 1 and in the liquid channel 9, further, the guide plate 11 is fixedly arranged on a partition plate 10, the guide plate 11 is positioned right above the second blade 71, and the orthographic projection of the second blade 71 on the guide plate 11 is positioned on the guide plate 11; under the action of the guide plate 11, the second blade 71 is covered, and the mixed water above the second blade 71 is blocked, so that the second blade 71 rotates to drive the first blade 6 to rotate.

Referring to fig. 2, in order to further increase the impact force of the mixed water on the second blades 71, the guide plate 11 is obliquely disposed in the liquid passage 9, and the surface of the guide plate 11 adjacent to the second blades 71 is obliquely disposed toward the bottom surface of the liquid passage 9; the mixed water on the guide plate 11 flows to the guide plate 11 and is converged into the liquid channel 9 along the guide plate 11, so that the flow of the mixed water in the liquid channel 9 is increased, and the impact force on the second blades 71 is improved.

Referring to fig. 2 and 3, in order to further increase the gas content in the filtering layer 2 and the upper layer, the biological deodorization system further comprises a flow guide pipe 12 for guiding the air in the gas space 5 into the filtering layer 2, a plurality of air outlets 13 are formed in the peripheral wall of the flow guide pipe 12, and the flow guide pipe 12 is inserted into the filtering layer 2; the gas in the gas space 5 enters the draft tube 12, flows along the draft tube 12, is discharged from the gas outlet 13 to enter the middle and upper layers of the filter layer 2 for assimilation of microorganisms, and further improves the odor treatment effect.

Referring to fig. 2 and 3, in order to reduce the possibility that the mixed water enters the draft tube 12 through the air outlet 13 and moves out of the filter layer 2 through the draft tube 12, a branch tube 14 is arranged on the draft tube 12, the branch tube 14 is positioned in the air outlet 13, the branch tube 14 is obliquely arranged on the draft tube 12, and the branch tube 14 is inclined towards the bottom wall of the sedimentation tank 1; the branch pipe 14 inclines towards the bottom wall of the sedimentation tank 1, so that the possibility that the mixed water enters the guide pipe 12 through the branch pipe 14 and the air outlet 13 is reduced, and the odor in the mixed water is convenient to treat.

Referring to fig. 2 and 3, in order to facilitate the insertion of the flow guide tube 12 into the filter layer 2 and the later dismantling of the flow guide tube 12, the branch tube 14 is slidably disposed on the flow guide tube 12, the sliding direction of the branch tube 14 is parallel to the length direction of the branch tube 14, the biological deodorization system further comprises a first elastic member 15 for driving the branch tube 14 to slide and move out of the flow guide tube 12, the first elastic member 15 comprises a first spring 151 sleeved on the branch tube 14, the inner wall of the flow guide tube 12 is provided with a first mounting hole 16 for mounting the first spring 151, one end of the first spring 151 is disposed on the flow guide tube 12, and the other end of the first spring 151 is disposed on the branch tube 14; when the guide pipe 12 is installed in the filter layer 2, the branch pipe 14 is firstly accommodated in the guide pipe 12, then the guide pipe 12 is inserted into the filter layer 2, and then the branch pipe 14 is slid to compress the first spring 151, so that the branch pipe 14 enters the filter layer 2; when dismantling honeycomb duct 12, under the effect of first spring 151 elasticity, order about branch pipe 14 and slide in towards honeycomb duct 12, accomodate branch pipe 14 in honeycomb duct 12, and then be convenient for dismantle honeycomb duct 12 from filtering layer 2.

Referring to fig. 3 and 4, in order to reduce the possibility that the branch pipe 14 slips into the flow guide pipe 12 inadvertently, the flow guide pipe 12 is further provided with a fixing member 17 for fixing the branch pipe 14 after slipping out onto the flow guide pipe 12, the end of the branch pipe 14 located in the flow guide pipe 12 is provided with a fixed plate 18 attached to the inner wall of the flow guide pipe 12, the fixing member 17 comprises a hook 171 arranged on the fixed plate 18, the flow guide pipe 12 is provided with a hanging block 172 hung on the hook 171, the hanging block 172 is arranged on the flow guide pipe 12 in a sliding manner along the length direction of the flow guide pipe 12, the flow guide pipe 12 is provided with a second elastic member for driving the hanging block 172 to slide, the inner wall of the flow guide pipe 12 is provided with a second mounting hole 19, the hanging block 172 is arranged in the second mounting hole 19, a mounting seat 20 is arranged in the second mounting hole 19, the hanging block 172 is arranged on the mounting seat 20 in a sliding manner, the second elastic member comprises a second spring 173 arranged on the mounting seat 20, one end of the second spring 173 is disposed on the mount 20, and the other end is disposed on the hanging block 172.

When the branch pipe 14 slides out of the flow guide pipe 12, the branch pipe 14 slides to drive the fixed disc 18 to slide, the fixed disc 18 slides to drive the hook 171 to slide and abut against the hanging block 172, the hanging block 172 slides towards the mounting seat 20, and then the hook 171 is hung on the hanging block 172, so that the branch pipe 14 is fixed to the position.

Referring to fig. 3 and 4, in order to facilitate the separation of the hook 171 and the hanging block 172, the branch pipe 14 is accommodated in the draft tube 12, the bio-deodorization system further comprises a separation rod 23, the separation rod 23 is inserted and slidably arranged in the draft tube 12, the hook 171 is slidably arranged on the fixed disk 18, the sliding direction of the hook 171 is parallel to the length direction of the draft tube 12, and the separation rod 23 is provided with a protrusion 22 which is abutted against the hook 171 and drives the hook 171 to slide; when the hook 171 and the hanging block 172 are separated, the separating rod 23 is inserted into the draft tube 12, then the separating rod 23 is rotated to enable the protrusion 22 to be hung on the hook 171, and then the separating rod 23 is pulled to drive the hook 171 to slide, so that the hook 171 is separated from the hanging block 172.

The implementation principle of a biological deodorization system in the embodiment of the application is as follows:

when the odor is treated, firstly, the odor is mixed with water, the mixed water is poured into the filter layer 2, the mixed water passes through the filter layer 2, and microorganisms assimilate the part in the mixed water, so that the odor is treated;

the treated mixed water enters the gas space 5, flows onto the boss 8 and flows into the liquid channel 9 along the boss 8 to collect the mixed water, when the mixed water flows along the liquid channel 9, the mixed water impacts the second blade 71, the second blade 71 rotates when impacted, the second blade 71 rotates to drive the connecting rod 72 to rotate, the connecting rod 72 rotates to drive the first bevel gear 74 to rotate, the first bevel gear 74 rotates to drive the second bevel gear 75 to rotate, the second bevel gear 75 rotates to drive the driving rod 73 to rotate, the driving rod 73 rotates to drive the first blade 6 to rotate, and the first blade 6 rotates to drive the gas in the gas space 5 to flow and enter the filter layer 2 for assimilation of microorganisms;

meanwhile, part of the gas enters the draft tube 12, flows along the draft tube 12 and enters the filter layer 2 through the branch tube 14 for assimilation of microorganisms.

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: all equivalent changes made according to the 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 biological deodorization system, includes sedimentation tank (1) and fills filtering layer (2) in sedimentation tank (1), air inlet (3) have been seted up on the lateral wall of sedimentation tank (1), delivery port (4) are located the below of air inlet (3), its characterized in that: a gas space (5) is reserved between the bottom wall of the filtering layer (2) and the bottom wall of the sedimentation tank (1), a first blade (6) is rotatably arranged in the sedimentation tank (1) and positioned in the gas space (5), the rotating axis of the first blade (6) is parallel to the depth direction of the sedimentation tank (1), the horizontal plane where the first blade (6) is positioned between the gas inlet (3) and the water outlet (4), and a first conversion piece (7) for converting the kinetic energy of the mixed water and driving the first blade (6) to rotate is arranged in the sedimentation tank (1); the biological deodorization system also comprises a guide pipe (12) used for guiding air in the air space (5) into the filter layer (2), a plurality of air outlets (13) are formed in the peripheral wall of the guide pipe (12), and the guide pipe (12) is inserted into the filter layer (2).

2. A bio-odour removal system according to claim 1, wherein: a boss (8) is arranged on the bottom wall of the sedimentation tank (1), the boss (8) is positioned in the gas space (5), the boss (8) is conical, a liquid channel (9) for liquid to flow is reserved between the boss (8) and the side wall of the sedimentation tank (1), and the water outlet (4) is communicated with the liquid channel (9); the first conversion part (7) comprises a second blade (71) rotatably arranged in the liquid channel (9), the rotating axis of the second blade (71) is perpendicular to the flowing direction of mixed water in the liquid channel (9), a connecting rod (72) is rotatably arranged in the boss (8), the second blade (71) is arranged on the connecting rod (72), a driving rod (73) is rotatably arranged in the boss (8), the length direction of the driving rod (73) is parallel to the depth direction of the sedimentation tank (1), the first blade (6) is arranged on the driving rod (73), a first bevel gear (74) is arranged at the end part, deviating from the second blade (71), of the connecting rod (72), and a second bevel gear (75) meshed with the first bevel gear (74) is arranged on the driving rod (73).

3. A bio-odour-control system according to claim 2, wherein: the liquid channel (9) is spirally arranged along the vertical direction, and the second blade (71) is positioned at the lowest vertical position of the liquid channel (9).

4. A bio-odour removal system according to claim 3, wherein: the liquid channel (9) comprises a first channel (91) and a second channel (92), orthographic projections of the first channel (91) and the second channel (92) on the bottom wall of the sedimentation tank (1) are both 180 degrees, the first channel (91) and the second channel (92) are mutually connected and arranged in a separated way, and the highest point of the first channel (91) and the lowest point of the second channel (92) are positioned on the same side and on the same straight line; second blades (71) are arranged in the first channel (91) and the second channel (92), and the second blades (71) are respectively located at the lowest positions of the first channel (91) and the second channel (92).

5. A biological deodorization system according to any one of claims 2-4, wherein: a guide plate (11) is arranged in the sedimentation tank (1) and positioned in the liquid channel (9), the guide plate (11) is positioned right above the second blade (71), and the orthographic projection of the second blade (71) on the guide plate (11) is positioned on the guide plate (11).

6. A biological deodorization system according to claim 5, characterized in that: the guide plate (11) is obliquely arranged in the liquid channel (9), and the surface, close to the second blade (71), of the guide plate (11) is obliquely arranged towards the bottom surface of the liquid channel (9).

7. A bio-odour removal system according to claim 1, wherein: be provided with branch pipe (14) on honeycomb duct (12), branch pipe (14) are located gas outlet (13), branch pipe (14) slope sets up on honeycomb duct (12), branch pipe (14) are towards the slope of sedimentation tank (1) diapire.

8. A bio-odour-control system according to claim 7, wherein: the branch pipe (14) is arranged on the flow guide pipe (12) in a sliding mode, the sliding direction of the branch pipe (14) is parallel to the length direction of the branch pipe (14), and the biological deodorization system further comprises a first elastic piece (15) used for driving the branch pipe (14) to slide and move out of the flow guide pipe (12); the guide pipe (12) is also provided with a fixing piece (17) used for fixing the sliding-out rear branch pipe (14) to the guide pipe (12).

9. A bio-odour removal system according to claim 8, wherein: branch pipe (14) are located one end of honeycomb duct (12) and are provided with fixed disk (18) with honeycomb duct (12) inner wall laminating, mounting (17) are including setting up couple (171) on fixed disk (18), be provided with hanging piece (172) that articulate with couple (171) on honeycomb duct (12), hanging piece (172) slide along the length direction of honeycomb duct (12) and set up on honeycomb duct (12), be provided with on honeycomb duct (12) and be used for ordering about the gliding second elastic component of hanging piece (172).

10. A bio-odour-control system according to claim 9, wherein: biological deodorization system still includes release lever (23), release lever (23) can peg graft and slide and set up in honeycomb duct (12), couple (171) slide and set up on fixed disk (18), the slip direction of couple (171) is on a parallel with the length direction of honeycomb duct (12), be provided with on release lever (23) with couple (171) butt and drive couple (171) gliding arch (22).