CN114307375A

CN114307375A - Sludge separation device with deodorization function for domestic sewage treatment and method thereof

Info

Publication number: CN114307375A
Application number: CN202210032121.9A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Xiyuan Environmental Protection Shanghai Co Ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-04-12
Anticipated expiration: 2042-01-12
Also published as: CN114307375B

Abstract

The invention discloses a sludge separation device with a deodorization function for domestic sewage treatment and a method thereof, belonging to the technical field of sewage treatment. For solving the problem that the stink is difficult to get rid of when carrying out sludge separation to sewage, the inside of cylinder is provided with a centrifugation section of thick bamboo, the centrifugation is strained the section of thick bamboo and has been seted up the filtration pore on the surface of a section of thick bamboo, the centrifugal force is utilized in second motor work and is thrown away mud a centrifugation section of thick bamboo, thereby to separate the recovery of the mud in the domestic sewage, conveniently distinguish the processing to different compositions when improving recovery efficiency, be provided with between cylinder and the centrifugation section of thick bamboo and scrape the material subassembly, will adhere to the mud on the cylinder inner wall and scrape down, thereby improve the separation effect to mud, prevent the adhesion, be provided with the active carbon on the inner wall of deodorization room, the setting of active carbon can adsorb and filter purification the stink composition in the foul gas, then deodorize to the process of mud branch in the domestic sewage, but change reuse to the active carbon, reduce the foul smell treatment cost.

Description

Sludge separation device with deodorization function for domestic sewage treatment and method thereof

Technical Field

The invention relates to the technical field of sewage treatment, in particular to a sludge separation device with a deodorization function for domestic sewage treatment and a method thereof.

Background

Domestic sewage is wastewater discharged in daily life of residents and mainly comes from residential buildings and public buildings, such as houses, institutions, schools, hospitals, shops, public places, industrial enterprise toilets and the like. The pollutants contained in the domestic sewage are mainly organic matters. Organic matters existing in domestic sewage are extremely unstable and easily decomposed to generate offensive odor. Bacteria and pathogens propagate in large quantities by taking organic matters in domestic sewage as nutrition, and can cause epidemic of infectious diseases. Therefore, domestic sewage must be treated before being discharged.

Domestic sewage has numerous hazards, malodour is a common pollution hazard, and it also occurs in polluted water. The number of offensive odors smelled by people is as much as 4000, and dozens of offensive odors are harmful. The malodour hazard is represented by: preventing normal respiratory function and reducing digestive function; dysphoria, reduced work efficiency, reduced judgment and memory; the long-term work and life in the foul environment can cause olfactory disorder, and damage the excitation and regulation functions of central nerves and cerebral cortex; some aquatic products are stained with stink and can not be eaten and sold; the stinky water body can not be used for swimming, fish culture and drinking, thereby destroying the application and value of the water; but also can generate toxic hazards such as hydrogen sulfide, formaldehyde and the like.

When domestic sewage is treated, foul sludge in the sewage is required to be separated, and the existing separation device has the following defects:

1. a lot of sludge is often accompanied in domestic sewage, and sludge separation equipment in the prior art is often difficult to thoroughly separate the sludge, so that the subsequent treatment effect of the sewage is influenced.

2. When the domestic sewage is subjected to sludge separation, the domestic sewage is often accompanied by foul smell, and the temperature of the foul smell can affect the spirit or the body of people, so that the health of workers is affected, and the working environment is damaged.

Disclosure of Invention

The invention aims to provide a sludge separation device with a deodorization function for domestic sewage treatment and a method thereof, which have the advantage of deodorization when separating sludge in the domestic sewage and solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a domestic sewage treatment is with sludge separation equipment who has deodorization function, includes first dehydration separating mechanism, second dehydration separating mechanism, deodorization mechanism, communicating pipe and the subassembly of bleeding, first dehydration separating mechanism sets up in second dehydration separating mechanism's top, and first dehydration separating mechanism's bottom is linked together with second dehydration separating mechanism's top, and one side that second dehydration separating mechanism took off is provided with deodorization mechanism, and first dehydration separating mechanism's top is linked together with deodorization mechanism through communicating pipe, is provided with the subassembly of bleeding on communicating pipe.

Further, the first dewatering and separating mechanism comprises a separating box, an air vent, a feeding port, a material guide inclined plane and a first buffer roller, the second buffering roller, the filter, the landslide, the silo down, catch basin and outlet pipe, the top of separator box is provided with the blow vent, be connected with communicating pipe on the blow vent, the both sides at separator box top are provided with the pan feeding mouth, the pan feeding mouth communicates to the inside of separator box, the inboard below of pan feeding mouth of separator box is provided with the guide inclined plane, the below on guide inclined plane is provided with first buffering roller and second buffering roller, but the both ends difference swivelling joint of first buffering roller and second buffering roller is on the inner wall of separator box, the below of first buffering roller and second buffering roller is provided with the catch basin, the top of catch basin is provided with the filter, the both sides of filter are connected with the landslide, the silo down has been seted up to the bottom of landslide, the side of catch basin is connected with the outlet pipe.

Further, the second dewatering and separating mechanism comprises a separating cylinder, a sludge storage box, a sludge inlet, a scraping component and a centrifugal filter cylinder, the filter hole, the feed opening, the annular, second motor and play mud pipe, the bottom of separator cylinder is provided with holds the mud case, the side that holds the mud case is provided with out the mud pipe, the income mud mouth has been seted up at the top of separator cylinder, it is linked together with first dewatering mechanism's bottom to go into the mud mouth, the inside of separator cylinder is provided with the centrifugation and strains a section of thick bamboo, the filtration hole has been seted up on the surface to the centrifugation section of thick bamboo, the bottom rotatable connection of centrifugation section of thick bamboo is on the bottom surface of separator cylinder, the inside that holds the mud case is provided with the second motor, the output fixed connection of second motor is at the middle part of centrifugation section of thick bamboo bottom surface, be provided with between separator cylinder and the centrifugation section of thick bamboo and scrape the material subassembly, the feed opening has been seted up to the bottom surface of separator cylinder, the below of feed opening is provided with the annular, the annular is linked together with the inside that holds the mud case.

Further, the outside side of cylinder is provided with a supporting bench, the first motor of fixedly connected with on the top surface of supporting bench, the output shaft of first motor extends perpendicularly upwards, the output shaft is kept away from one of first motor and is served the first linkage wheel of fixedly connected with, the rotatable rotation axis that is provided with in top of cylinder, the both ends of rotation axis set up respectively in the outside and the inside of cylinder, the rotation axis is located the outside one of cylinder and serves fixedly connected with second linkage wheel, be connected with driving belt between first linkage wheel and the second linkage wheel, the rotation axis is located one of cylinder inside and serves fixedly connected with gear.

Further, scrape the material subassembly including last ring, scraper blade and lower ring, go up the ring and establish in the top of ring down, go up and be connected with the scraper blade between ring and the lower ring, laminate mutually between the inner wall of scraper blade and cylinder, the inboard of going up the ring is provided with the tooth check, goes up the tooth check of ring and is connected with the teeth of a cogwheel direct engagement of gear.

Further, deodorization mechanism is including deodorization room, income gas pocket, the window of unloading, net gas export, end storehouse and supporting leg, and the top of deodorization room is provided with into the gas pocket, goes into the gas pocket and is linked together through communicating pipe and first dehydration separating mechanism's top, and the window of unloading has been seted up to the side of deodorization room, and the bottom of deodorization room is provided with end storehouse, is provided with the retainer plate between end storehouse and the deodorization room, and the both sides of end storehouse are provided with net gas export, and the bottom of deodorization room is provided with the supporting leg.

Furthermore, the through-hole has been seted up to the inside of retainer plate, and the inboard of retainer plate is provided with the mounting bracket, and the top of mounting bracket is provided with the filtering surface, has seted up the air vent on the filtering surface.

Furthermore, the inner wall of the deodorization chamber is provided with activated carbon.

Further, the subassembly of bleeding is including mainframe box, snap ring and air exhaust fan, and the snap ring has all been seted up to the tow sides of mainframe box, and the joint is inside the snap ring of mainframe box tow sides, and the inside of mainframe box is provided with air exhaust fan communicating pipe.

Another technical problem to be solved by the present invention is to provide a separation method of a sludge separation apparatus with a deodorization function for domestic sewage treatment, comprising the steps of:

the method comprises the following steps: connecting a domestic sewage pipeline to a feeding port, enabling the domestic sewage to fall onto a first buffer roller and a second buffer roller through a guide inclined plane, enabling the first buffer roller and the second buffer roller to rotate to convey the domestic sewage onto a filter plate, enabling most of the sewage to flow into a water storage tank through the filter plate, enabling impurities and sludge in the sewage to fall into a discharging tank through a landslide, and leading out separated sewage through a water outlet pipe;

step two: impurities and sludge in the sewage fall into the separating cylinder through the blanking groove, the second motor works to drive the centrifugal filter cylinder to rotate, the sludge is thrown out of the centrifugal filter cylinder by using centrifugal force, the first motor works to drive the scraping component to rotate, the sludge attached to the inner wall of the separating cylinder is scraped, the successfully separated sludge falls into the sludge storage box, and the separated sludge is guided out through the sludge outlet pipe;

step three: the air extraction component is used for extracting air in the first dewatering and separating mechanism and the second dewatering and separating mechanism and guiding the air into the deodorizing chamber, and the air deodorized and purified through the active carbon and the filtering surface is discharged from the purified air outlet.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention provides a sludge separation device with a deodorization function for domestic sewage treatment and a method thereof.A filter plate is arranged at the top of a water storage tank, landslides are connected with the two sides of the filter plate, a discharging tank is arranged at the bottom of the landslide, a water outlet pipe is connected with the side surface of the water storage tank, and a first dewatering and separating mechanism is arranged to perform first-stage separation treatment on sludge in the domestic sewage, so that the subsequent separation and recovery of the sludge are facilitated, and the treatment effect is improved.

2. The invention provides a sludge separation device with a deodorization function for domestic sewage treatment and a method thereof.A centrifugal filter cylinder is arranged in a separation cylinder, filter holes are arranged on the surface of the centrifugal filter cylinder, a second motor works to drive the centrifugal filter cylinder to rotate, and sludge is thrown out of the centrifugal filter cylinder by using centrifugal force, so that the sludge in the domestic sewage is separated and recovered, the recovery efficiency is improved, different components are conveniently distinguished and treated, and the recovery effect is improved.

3. The invention provides a sludge separation device with a deodorization function for domestic sewage treatment and a method thereof.A scraping component is arranged between a separation cylinder and a centrifugal filter cylinder, and a first motor works to drive the scraping component to rotate to scrape off sludge attached to the inner wall of the separation cylinder, so that the separation effect on the sludge is improved, and adhesion is prevented.

4. According to the sludge separation device with the deodorization function for domestic sewage treatment and the method thereof, the activated carbon is arranged on the inner wall of the deodorization chamber, and the activated carbon can adsorb, filter and purify odor components in malodorous gas, so that the odor degree of the malodorous gas can be purified, the process of separating sludge from domestic sewage is deodorized, the activated carbon can be reused after being replaced, and the odor treatment cost is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a first dewatering mechanism according to the present invention;

FIG. 3 is a schematic diagram of a second dewatering mechanism according to the present invention;

FIG. 4 is a schematic cross-sectional view of a second dewatering separation mechanism according to the present invention;

FIG. 5 is a schematic view of the scraping assembly of the present invention;

FIG. 6 is a schematic view of the deodorizing mechanism according to the present invention;

FIG. 7 is a schematic view of a filter surface structure according to the present invention;

FIG. 8 is a schematic view of the structure of the air pumping assembly of the present invention.

In the figure: 1. a first dehydration separation mechanism; 101. a separation tank; 102. a vent; 103. a feeding port; 104. a material guiding inclined plane; 105. a first buffer roller; 106. a second buffer roller; 107. a filter plate; 108. landslide; 109. a discharging groove; 110. a water storage tank; 111. a water outlet pipe; 2. a second dehydration separation mechanism; 201. a separation cylinder; 202. a sludge storage tank; 203. a mud inlet; 204. a scraping component; 205. a centrifugal filter cartridge; 206. filtering holes; 207. a feeding port; 208. a ring groove; 209. a support table; 210. a first motor; 211. an output shaft; 212. a first linkage wheel; 213. a second linkage wheel; 214. a drive belt; 215. a rotating shaft; 216. a gear; 217. a second motor; 218. an upper ring; 219. a squeegee; 220. a lower ring; 221. a mud outlet pipe; 3. a deodorizing mechanism; 301. a deodorization chamber; 302. air inlet holes; 303. a discharge window; 304. activated carbon; 305. filtering surface; 306. a purified gas outlet; 307. a bottom bin; 308. supporting legs; 309. a vent hole; 310. a stationary ring; 311. a mounting frame; 312. a through hole; 4. a communicating pipe; 5. an air extraction assembly; 501. a main chassis; 502. a snap ring; 503. an air extraction fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a sludge separation device with a deodorization function for domestic sewage treatment comprises a first dewatering and separating mechanism 1, a second dewatering and separating mechanism 2, a deodorization mechanism 3, a communicating pipe 4 and an air exhaust assembly 5, wherein the first dewatering and separating mechanism 1 is arranged above the second dewatering and separating mechanism 2, the bottom of the first dewatering and separating mechanism 1 is communicated with the top of the second dewatering and separating mechanism 2, the deodorization mechanism 3 is arranged on one side of the second dewatering and separating mechanism 2, the top of the first dewatering and separating mechanism 1 is communicated with the deodorization mechanism 3 through the communicating pipe 4, and the air exhaust assembly 5 is arranged on the communicating pipe 4.

Referring to fig. 2, the first dewatering and separating mechanism 1 includes a separating box 101, an air vent 102, a material inlet 103, a material guiding slope 104, a first buffer roller 105, a second buffer roller 106, a filter plate 107, a landslide 108, a material discharging groove 109, a water storage tank 110 and a water discharging pipe 111, the air vent 102 is disposed at the top of the separating box 101, the communicating pipe 4 is connected to the air vent 102, the material inlet 103 is disposed at two sides of the top of the separating box 101, the material inlet 103 is communicated to the inside of the separating box 101, the material guiding slope 104 is disposed at the inner side of the separating box 101 below the material inlet 103, the first buffer roller 105 and the second buffer roller 106 are disposed below the material guiding slope 104, two ends of the first buffer roller 105 and the second buffer roller 106 are respectively rotatably connected to the inner wall of the separating box 101, the water storage tank 110 is disposed below the first buffer roller 105 and the second buffer roller 106, the filter plate 107 is disposed at the top of the water storage tank 110, the both sides of filter 107 are connected with landslide 108, silo 109 down has been seted up to the bottom of landslide 108, the side of catch basin 110 is connected with outlet pipe 111, the separation processing of first order can be carried out to the mud in the domestic sewage to the setting of first separation mechanism 1, separate sewage and the mud in the domestic sewage, the inside of sewage entering catch basin 110 is derived through outlet pipe 111 afterwards, impurity and mud in the sewage fall into down inside silo 109 through landslide 108, it is convenient follow-up to separate and retrieve mud, the treatment effect is improved.

Referring to fig. 3-4, the second dewatering and separating mechanism 2 includes a separating cylinder 201, a sludge storage tank 202, a sludge inlet 203, a scraping component 204, a centrifugal filter cylinder 205, a filter hole 206, a material outlet 207, a ring groove 208, a second motor 217 and a sludge outlet pipe 221, the bottom of the separating cylinder 201 is provided with the sludge storage tank 202, the side surface of the sludge storage tank 202 is provided with the sludge outlet pipe 221, the top of the separating cylinder 201 is provided with the sludge inlet 203, the sludge inlet 203 is communicated with the bottom of the first dewatering and separating mechanism 1, the separating cylinder 201 is internally provided with the centrifugal filter cylinder 205, the surface of the centrifugal filter cylinder 205 is provided with the filter hole 206, the bottom of the centrifugal filter cylinder 205 is rotatably connected to the bottom of the separating cylinder 201, the inside of the sludge storage tank 202 is provided with the second motor 217, the output end of the second motor 217 is fixedly connected to the middle part of the bottom of the centrifugal filter cylinder 205, the scraping component 204 is arranged between the separating cylinder 201 and the centrifugal filter cylinder 205, the bottom of the separating cylinder 201 is provided with the material outlet 207, the annular groove 208 is formed below the feed opening 207, the annular groove 208 is communicated with the inside of the sludge storage tank 202, the second motor 217 works to drive the centrifugal filter cylinder 205 to rotate, and sludge is thrown out of the centrifugal filter cylinder 205 by centrifugal force, so that the sludge in the domestic sewage is separated and recovered, different components are conveniently distinguished and treated while the recovery efficiency is improved, and the recovery effect is improved.

A supporting table 209 is arranged on the side face of the outside of the separating cylinder 201, a first motor 210 is fixedly connected to the top face of the supporting table 209, an output shaft 211 of the first motor 210 extends vertically upwards, one end, far away from the first motor 210, of the output shaft 211 is fixedly connected with a first linkage wheel 212, a rotating shaft 215 is rotatably arranged at the top of the separating cylinder 201, two ends of the rotating shaft 215 are respectively arranged on the outside and the inside of the separating cylinder 201, one end, located at the outside of the separating cylinder 201, of the rotating shaft 215 is fixedly connected with a second linkage wheel 213, a transmission belt 214 is connected between the first linkage wheel 212 and the second linkage wheel 213, and one end, located at the inside of the separating cylinder 201, of the rotating shaft 215 is fixedly connected with a gear 216.

Referring to fig. 5, the scraping assembly 204 includes an upper ring 218, a scraper 219 and a lower ring 220, the upper ring 218 is disposed above the lower ring 220, the scraper 219 is connected between the upper ring 218 and the lower ring 220, the scraper 219 is attached to the inner wall of the separation cylinder 201, a tooth lattice is disposed on the inner side of the upper ring 218, the tooth lattice of the upper ring 218 is directly engaged with the teeth of the gear 216, the first motor 210 drives the scraping assembly 204 to rotate, and scrapes off sludge attached to the inner wall of the separation cylinder 201, so as to improve the separation effect on sludge and prevent adhesion.

Referring to fig. 6-7, the deodorizing mechanism 3 includes a deodorizing chamber 301, an air inlet hole 302, a discharging window 303, a purified air outlet 306, a bottom bin 307 and supporting legs 308, the air inlet hole 302 is disposed at the top of the deodorizing chamber 301, the air inlet hole 302 is communicated with the top of the first dewatering and separating mechanism 1 through a communicating pipe 4, the discharging window 303 is disposed at the side of the deodorizing chamber 301, the bottom bin 307 is disposed at the bottom of the deodorizing chamber 301, a fixing ring 310 is disposed between the bottom bin 307 and the deodorizing chamber 301, the purified air outlet 306 is disposed at two sides of the bottom bin 307, and the supporting legs 308 are disposed at the bottom of the deodorizing chamber 301. Through-hole 312 has been seted up to the inside of retainer plate 310, and the inboard of retainer plate 310 is provided with mounting bracket 311, and the top of mounting bracket 311 is provided with filtering surface 305, and filtering surface 305 has seted up air vent 309 on the surface. Be provided with active carbon 304 on the inner wall of deodorization room 301, the setting of active carbon 304 can adsorb and filter the purification to the foul smell composition in the foul gas to can purify the smell degree of foul gas, then deodorize the process of mud branch in the domestic sewage, but change reuse to active carbon 304, reduce foul smell treatment cost.

Referring to fig. 8, the air exhaust assembly 5 includes a main cabinet 501, a retainer ring 502 and an air exhaust fan 503, the retainer ring 502 is disposed on both sides of the main cabinet 501, the communication pipe 4 is clamped inside the retainer ring 502 on both sides of the main cabinet 501, the air exhaust fan 503 is disposed inside the main cabinet 501, and the air exhaust assembly 5 can exhaust the inside of the first and second moisture separating mechanisms 1 and 2, so as to exhaust the inside odorous gas into the deodorization chamber 301 and purify the inside odorous gas.

In order to better show the separation flow of the sludge separation device with the deodorization function for the domestic sewage treatment, the embodiment now provides a separation method of the sludge separation device with the deodorization function for the domestic sewage treatment, which comprises the following steps:

the method comprises the following steps: connecting a domestic sewage pipeline to a material inlet 103, enabling the domestic sewage to fall onto a first buffer roller 105 and a second buffer roller 106 through a material guide inclined plane 104, enabling the first buffer roller 105 and the second buffer roller 106 to rotate to convey the domestic sewage onto a filter plate 107, enabling most of the sewage to flow into a water storage tank 110 through the filter plate 107, enabling impurities and sludge in the sewage to fall into a discharging tank 109 through a landslide 108, and leading out separated sewage through a water outlet pipe 111;

step two: impurities and sludge in the sewage fall into the separating cylinder 201 through the discharging groove 109, the second motor 217 works to drive the centrifugal filter cylinder 205 to rotate, the sludge is thrown out of the centrifugal filter cylinder 205 by centrifugal force, the first motor 210 works to drive the scraping component 204 to rotate, the sludge attached to the inner wall of the separating cylinder 201 is scraped, the successfully separated sludge falls into the sludge storage tank 202, and the separated sludge is led out through the sludge outlet pipe 221;

step three: the air extraction unit 5 is operated to extract air from the inside of the first and second dehydration separation mechanisms 1 and 2, introduce the air into the inside of the deodorization chamber 301, and discharge the air deodorized and purified by the activated carbon 304 and the filter surface 305 through the clean air outlet 306.

In summary, the sludge separation device with deodorization function and method thereof for domestic sewage treatment, the first dewatering and separating mechanism 1 is arranged to perform the first stage separation treatment on the sludge in the domestic sewage, so as to facilitate the subsequent separation and recovery of the sludge, and improve the treatment effect, the second motor 217 operates to drive the centrifugal filter drum 205 to rotate, and the sludge is thrown out of the centrifugal filter drum 205 by using the centrifugal force, so as to separate and recover the sludge in the domestic sewage, improve the recovery efficiency, and simultaneously facilitate the distinguishing treatment of different components, and improve the recovery effect, the first motor 210 operates to drive the scraping component 204 to rotate, so as to scrape the sludge attached to the inner wall of the separation drum 201, so as to improve the separation effect on the sludge, prevent adhesion, the arrangement of the activated carbon 304 can adsorb and filter and purify the odor component in the malodorous gas, so as to purify the odor degree of the malodorous gas, then the process of separating the sludge in the domestic sewage is deodorized, and the active carbon 304 can be reused after being replaced, thereby reducing the odor treatment cost.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a domestic sewage treatment is with sludge separation equipment who has deodorization function, includes first dehydration separating mechanism (1), second dehydration separating mechanism (2), deodorization mechanism (3), communicating pipe (4) and bleed subassembly (5), its characterized in that: the first dewatering and separating mechanism (1) is arranged above the second dewatering and separating mechanism (2), the bottom of the first dewatering and separating mechanism (1) is communicated with the top of the second dewatering and separating mechanism (2), the deodorizing mechanism (3) is arranged on one side of the second dewatering and separating mechanism (2), the top of the first dewatering and separating mechanism (1) is communicated with the deodorizing mechanism (3) through a communicating pipe (4), and an air exhaust assembly (5) is arranged on the communicating pipe (4).

2. The sludge separating device with deodorization function for domestic sewage treatment as set forth in claim 1, wherein: the first dewatering and separating mechanism (1) comprises a separating box (101), an air vent (102), a material inlet (103), a material guide inclined plane (104), a first buffer roller (105), a second buffer roller (106), a filter plate (107), a landslide (108), a material discharging groove (109), a water storage groove (110) and a water outlet pipe (111), wherein the air vent (102) is arranged at the top of the separating box (101), a communicating pipe (4) is connected onto the air vent (102), the material inlet (103) is arranged at two sides of the top of the separating box (101), the material inlet (103) is communicated to the inside of the separating box (101), the material guide inclined plane (104) is arranged at the inner side of the separating box (101) below the material inlet (103), the first buffer roller (105) and the second buffer roller (106) are arranged below the material guide inclined plane (104), two ends of the first buffer roller (105) and the second buffer roller (106) are respectively rotatably connected onto the inner wall of the separating box (101), a water storage tank (110) is arranged below the first buffer roller (105) and the second buffer roller (106), a filter plate (107) is arranged at the top of the water storage tank (110), two sides of the filter plate (107) are connected with landslides (108), a discharging tank (109) is arranged at the bottom of the landslides (108), and a water outlet pipe (111) is connected to the side face of the water storage tank (110).

3. The sludge separating device with deodorization function for domestic sewage treatment as set forth in claim 1, wherein: the second dehydration and separation mechanism (2) comprises a separation cylinder (201), a sludge storage tank (202), a sludge inlet (203), a scraping component (204), a centrifugal filter cylinder (205), a filter hole (206), a feed opening (207), a ring groove (208), a second motor (217) and a sludge outlet pipe (221), the sludge storage tank (202) is arranged at the bottom of the separation cylinder (201), the sludge outlet pipe (221) is arranged on the side surface of the sludge storage tank (202), the sludge inlet (203) is formed in the top of the separation cylinder (201), the sludge inlet (203) is communicated with the bottom of the first dehydration and separation mechanism (1), the centrifugal filter cylinder (205) is arranged inside the separation cylinder (201), the filter hole (206) is formed in the surface of the centrifugal filter cylinder (205), the bottom of the centrifugal filter cylinder (205) is rotatably connected to the bottom of the separation cylinder (201), the second motor (217) is arranged inside the sludge storage tank (202), and the output end of the second motor (217) is fixedly connected to the middle part of the bottom of the centrifugal filter cylinder (205), a scraping component (204) is arranged between the separating cylinder (201) and the centrifugal filter cylinder (205), a feed opening (207) is formed in the bottom surface of the separating cylinder (201), a ring groove (208) is arranged below the feed opening (207), and the ring groove (208) is communicated with the inside of the sludge storage box (202).

4. The apparatus for separating sludge having a deodorizing function for treating domestic sewage according to claim 3, wherein: the side of the outside of separation cylinder (201) is provided with a supporting table (209), a first motor (210) is fixedly connected to the top surface of the supporting table (209), an output shaft (211) of the first motor (210) vertically extends upwards, one end of the output shaft (211) far away from the first motor (210) is fixedly connected with a first linkage wheel (212), the top of the separation cylinder (201) can be rotatably provided with a rotating shaft (215), two ends of the rotating shaft (215) are respectively arranged outside and inside the separation cylinder (201), one end of the rotating shaft (215) located outside the separation cylinder (201) is fixedly connected with a second linkage wheel (213), a transmission belt (214) is connected between the first linkage wheel (212) and the second linkage wheel (213), and one end of the rotating shaft (215) located inside the separation cylinder (201) is fixedly connected with a gear (216).

5. The apparatus for separating sludge having a deodorizing function for treating domestic sewage according to claim 4, wherein: the scraping component (204) comprises an upper ring (218), a scraping plate (219) and a lower ring (220), the upper ring (218) is arranged above the lower ring (220), the scraping plate (219) is connected between the upper ring (218) and the lower ring (220), the scraping plate (219) is attached to the inner wall of the separating cylinder (201), tooth lattices are arranged on the inner side of the upper ring (218), and the tooth lattices of the upper ring (218) are directly meshed with gear teeth of the gear (216) to be connected.

6. The sludge separating device with deodorization function for domestic sewage treatment as set forth in claim 1, wherein: deodorization mechanism (3) are including deodorization room (301), go into gas pocket (302), discharge window (303), net gas export (306), end storehouse (307) and supporting leg (308), the top of deodorization room (301) is provided with gas pocket (302), gas pocket (302) are linked together through communicating pipe (4) and the top of first dehydration separating mechanism (1), discharge window (303) have been seted up to the side of deodorization room (301), the bottom of deodorization room (301) is provided with end storehouse (307), be provided with retainer plate (310) between end storehouse (307) and deodorization room (301), the both sides of end storehouse (307) are provided with net gas export (306), the bottom of deodorization room (301) is provided with supporting leg (308).

7. The apparatus for separating sludge having a deodorizing function for treating domestic sewage according to claim 6, wherein: through-hole (312) have been seted up to the inside of retainer plate (310), and the inboard of retainer plate (310) is provided with mounting bracket (311), and the top of mounting bracket (311) is provided with filtering surface (305), and air vent (309) have been seted up on filtering surface (305) surface.

8. The apparatus for separating sludge having a deodorizing function for treating domestic sewage according to claim 6, wherein: the inner wall of the deodorization chamber (301) is provided with active carbon (304).

9. The sludge separating device with deodorization function for domestic sewage treatment as set forth in claim 1, wherein: the air exhaust assembly (5) comprises a main case (501), clamping rings (502) and air exhaust fans (503), wherein the clamping rings (502) are arranged on the front side and the back side of the main case (501), the communicating pipes (4) are connected to the inner portions of the clamping rings (502) on the front side and the back side of the main case (501), and the air exhaust fans (503) are arranged inside the main case (501).

10. A separation method of the sludge separation apparatus having a deodorization function for domestic sewage treatment according to any one of claims 1 to 9, characterized in that: the method comprises the following steps:

the method comprises the following steps: connecting a domestic sewage pipeline to a feeding port (103), enabling the domestic sewage to fall onto a first buffer roller (105) and a second buffer roller (106) through a material guide inclined plane (104), enabling the first buffer roller (105) and the second buffer roller (106) to rotate to convey the domestic sewage onto a filter plate (107), enabling most of the sewage to flow into a water storage tank (110) through the filter of the filter plate (107), enabling impurities and sludge in the sewage to fall into a discharging tank (109) through a landslide (108), and leading out separated sewage through a water outlet pipe (111);

step two: impurities and sludge in the sewage fall into the separating cylinder (201) through the discharging groove (109), the second motor (217) works to drive the centrifugal filter cylinder (205) to rotate, the sludge is thrown out of the centrifugal filter cylinder (205) by centrifugal force, the first motor (210) works to drive the scraping component (204) to rotate, the sludge attached to the inner wall of the separating cylinder (201) is scraped, the successfully separated sludge falls into the sludge storage tank (202), and the separated sludge is guided out through the sludge outlet pipe (221);

step three: the air extraction component (5) works to extract air in the first dehydration separation mechanism (1) and the second dehydration separation mechanism (2) and guide the air into the deodorization chamber (301), and the air which is deodorized and purified through the activated carbon (304) and the filtering surface (305) is discharged from the purified air outlet (306).