Centralized treatment device for rural sewage

Abstract

The invention relates to the technical field of sewage treatment, and discloses a rural sewage centralized treatment device which comprises a supporting frame, a separation device is arranged at the top of the supporting frame, a deodorization mechanism is arranged at the top of the separation device, a conveying mechanism is arranged at the bottom of the separation device, and a dismounting mechanism is arranged outside the conveying mechanism. A plurality of stirring mechanisms are arranged at one end of the conveying mechanism, a drainage mechanism is arranged on one side of each stirring mechanism, and a purification mechanism is arranged at the bottom of each stirring mechanism; and the stirring mechanism comprises a purifying barrel. The first motor drives the screen to swing to separate impurities, and the separated liquid is conveyed by the water pump I and uniformly enters the purification barrel through the diversion pipeline to be purified, so that the efficient automatic treatment of sewage from separation, conveying to purification is realized, and compared with the scheme which is low in efficiency, easy to block and complex to operate in the prior art, the sewage treatment efficiency is improved. Therefore, the problem of rural sewage treatment is solved.

Description

Technical Field

[0001] The invention relates to the technical field of sewage treatment, in particular to a rural sewage centralized treatment device. Background Art

[0002] With the rapid development of the rural economy and the improvement of living standards, the discharge of domestic sewage in rural areas has increased year by year. However, due to imperfect infrastructure and insufficient environmental awareness, a large amount of sewage is discharged directly without treatment. These sewage contain a large amount of suspended particles, nitrogen and phosphorus compounds and organic matter. Direct discharge will cause eutrophication of water bodies, soil pollution, and have serious impacts on the ecological environment and residents' health. For this reason, rural sewage centralized treatment equipment came into being. Through centralized treatment of multiple links such as separation, transportation, and purification, it realizes efficient treatment and resource utilization of sewage; Some existing rural sewage centralized treatment devices usually use a combination of solid-liquid separation and physical and chemical treatment to purify sewage. However, in the impurity separation stage of the existing rural sewage centralized treatment devices, the existing screen design is relatively simple and prone to clogging, affecting the efficiency of subsequent treatment links. In addition, in the stirring and oxidation stages, the traditional devices have uneven bubble distribution and poor oxidation effect, which affects the effect of sewage purification. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides a centralized rural sewage treatment device, which solves the problems that in the impurity separation stage of the existing centralized rural sewage treatment device, the existing screen design is relatively simple and prone to clogging, affecting the efficiency of subsequent treatment links; in the stirring and oxidation links, the traditional device has uneven bubble distribution and poor oxidation effect, thus affecting the effect of sewage purification.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: a rural sewage centralized treatment device, comprising a support frame, a separation device is arranged on the top of the support frame, a deodorization mechanism is arranged on the top of the separation device, a conveying mechanism is arranged on the bottom of the separation device, a disassembly mechanism is arranged on the outside of the conveying mechanism, a plurality of stirring mechanisms are arranged at one end of the conveying mechanism, a drainage mechanism is arranged on one side of the stirring mechanism, and a purification mechanism is arranged at the bottom of the stirring mechanism; The stirring mechanism includes a purification barrel, the outside of the purification barrel is installed on the outside of the supporting frame, the top of the purification barrel is fixedly connected to a second motor, the output end of the second motor is fixedly connected to a connecting rotating rod, the outside of the connecting rotating rod is fixedly connected to a plurality of stirring blades, the bottom of the connecting rotating rod is fixedly connected to a reciprocating screw rod, the outside of the reciprocating screw rod is threadedly connected to a threaded sleeve rod, and the outside of the threaded sleeve rod is rotatably connected to two connecting blocks.

[0005] Preferably, the purification mechanism includes an air compressor, the outside of the air compressor is arranged on one side of a supporting frame, an air intake pipe is installed on one side of the air compressor, a side of the air compressor away from the air intake pipe is fixedly connected to a gas delivery pipe, a plurality of connecting pipes are installed on the outside of the gas delivery pipe, the top of the connecting pipe is rotatably connected to a rotating sleeve rod, the inner wall of the rotating sleeve rod is fixedly connected to two air outlet pipes, the outside of the air outlet pipe is slidably connected to a telescopic sleeve rod, and one end of the connecting block is rotatably connected to the outside of the telescopic sleeve rod.

[0006] Preferably, the separation device includes a first motor, the output end of the first motor is fixedly connected to a connecting rotating rod, the outside of the connecting rotating rod is fixedly connected to a plurality of rotating disks, the outside of the rotating disk is fixedly connected to two protrusions, the top of the support frame is fixedly connected to a separation box, the inner wall of the separation box is rotatably connected to a rotating rod, the outside of the rotating rod is fixedly connected to a screen, the bottom of one end of the screen is fitted with the top of the connecting rotating rod, the top of the separation box is fixedly connected to a feed pipe, one side of the separation box is fixedly connected to a guide plate, a collecting box is installed on the outside of the support frame, and the guide plate is located above the collecting box.

[0007] Preferably, the conveying mechanism includes a water pump 1, the input end of the water pump 1 is fixedly connected to a pumping pipe, the end of the pumping pipe away from the water pump 1 is fixedly connected to the bottom of the separation box, the output end of the water pump 1 is fixedly connected to a drainage pipe, and a plurality of diversion pipes are installed on the outside of the drainage pipe.

[0008] Preferably, the disassembly mechanism includes a fixed block, the inner wall of the fixed block is fixedly connected to the outside of the water pumping pipe, the inner wall of the fixed block is slidably connected with a movable slider, the outside of the movable slider is fixedly connected with a pull rod, the top of the movable slider is fixedly connected with a connecting rope, the inner wall of the fixed block is slidably connected with two clamping blocks, the end of the connecting rope away from the movable slider is fixedly connected to the top of the clamping block, two springs are installed inside the fixed block, one end of the spring is fixedly connected to the outside of the clamping block, and the end of the spring away from the clamping block is fixedly connected to the inner wall of the fixed block, the inner wall of the fixed block is slidably connected with a filter screen, and two clamping grooves are provided at the bottom of the filter screen.

[0009] Preferably, the drainage mechanism includes a water outlet pipe, the outside of the water outlet pipe is installed on the outside of the support frame, a plurality of water outlet branches are installed on the outside of the water outlet pipe, and one end of the water outlet branch away from the water outlet pipe is installed on the inner wall of the purification barrel.

[0010] Preferably, the deodorization mechanism includes an air pump, the outside of the air pump is fixedly connected to the top of the separation box, an exhaust pipe is installed at the output end of the air pump, the end of the exhaust pipe away from the air pump is installed on the inner wall of the separation box, a filter element is installed inside the exhaust pipe, and an exhaust pipe is installed at the output end of the air pump.

[0011] Preferably, a longitudinal section of one end of the card block is arranged to be circular, and one end of the card block is plug-fitted into the card slot.

[0012] Preferably, two positioning rods are fixedly connected to the inner wall of the fixing block, grooves are formed on the outside of the positioning rods, and the outside of the connecting rope is arranged in the grooves of the positioning rods.

[0013] Preferably, the outside of the connecting pipe is rotatably connected to the inner wall of the purification barrel, and the top of the connecting pipe is rotatably connected to the inner wall of the rotating sleeve rod.

[0014] The present invention provides a rural sewage centralized treatment device, which has the following beneficial effects: 1. The present invention drives the screen to swing and separate impurities through a first motor. After separation, the liquid is transported by a water pump and evenly enters the purification barrel through a diversion pipe for purification treatment. In this way, efficient and automatic treatment of sewage from separation, transportation to purification is achieved. Compared with the low-efficiency, easy-to-block and complex-to-operate solutions in the prior art, the problem of rural sewage treatment is solved.

[0015] 2. The present invention filters sewage through the filter screen in the pumping pipe and then enters the drainage pipe and is transported to the purification barrel. The second motor drives the connecting rod and the stirring blade to rotate to enhance the mixing effect. At the same time, the air compressor injects air into the purification barrel through the air pipeline, the connecting pipeline and the telescopic sleeve to diffuse the bubbles to achieve oxidation purification of the sewage. The pull rod cooperates with the slider to achieve rapid disassembly and maintenance of the filter screen, thereby realizing efficient and automatic treatment of sewage from filtration, mixing to oxidation purification. Compared with the problems of difficult filter replacement, poor stirring and oxidation effects in the prior art, the disadvantage of low treatment efficiency is solved.

[0016] 3. The present invention injects air into the purification barrel through the air inlet pipe and the air delivery pipe, and the air is diverted into the barrel through multiple connecting pipes. The rotating sleeve rod drives the air outlet pipe to rotate, so that the air is evenly injected into the sewage. At the same time, the telescopic sleeve rod slides along the air outlet pipe to further diffuse the bubbles and ensure the uniform distribution of air in the sewage, thereby achieving efficient oxidation purification. The automated processing of uniform air injection and efficient bubble diffusion is realized, which solves the problem of poor sewage treatment effect compared with the prior art solutions of uneven air supply and limited oxidation range. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A perspective view of the present invention; Figure 2 It is a schematic diagram of the structure of the air extraction pipeline of the present invention; Figure 3 It is a schematic diagram of the gas pipeline structure of the present invention; Figure 4 It is a schematic diagram of the structure of the turntable of the present invention; Figure 5 It is a schematic diagram of the rotating sleeve structure of the present invention; Figure 6 It is a schematic diagram of the connection block structure of the present invention; Figure 7 It is a schematic diagram of the structure of the movable slider of the present invention; Figure 8 for Figure 1 Enlarged view of point A in the middle.

[0018] Among them, 1. support frame; 2. separation device; 201. separation box; 202. feed pipe; 203. rotating rod; 204. screen; 205. connecting rotating rod; 206. turntable; 207. convex block; 208. guide plate; 209. first motor; 210. collection box; 3. conveying mechanism; 301. water pump 1; 302. pumping pipe; 303. drainage pipe; 304. diversion pipe; 4. disassembly mechanism; 401. fixing block; 402. filter; 403. card slot; 404. moving slider; 405. pull rod; 406. connecting rope; 407. positioning rod; 408 , spring; 409, block; 5, drainage mechanism; 501, water outlet pipe; 502, water outlet branch pipe; 6, stirring mechanism; 601, purification barrel; 602, second motor; 603, connecting rotating rod; 604, stirring blade; 605, reciprocating screw rod; 606, threaded sleeve rod; 607, connecting block; 7, purification mechanism; 701, air compressor; 702, air inlet pipe; 703, telescopic sleeve rod; 704, gas transmission pipe; 705, connecting pipe; 706, rotating sleeve rod; 707, air outlet pipe; 8, deodorization mechanism; 801, air pump; 802, air extraction pipe; 803, exhaust pipe. DETAILED DESCRIPTION

[0019] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] Please refer to the attached Figure 1 , Attachment Figure 4 and attached Figure 6The embodiment of the present invention provides a rural sewage centralized treatment device, including a support frame 1, a separation device 2 is arranged on the top of the support frame 1, a deodorization mechanism 8 is arranged on the top of the separation device 2, and the deodorization mechanism 8 is used to treat the odor generated during the separation process, a conveying mechanism 3 is arranged at the bottom of the separation device 2, and the conveying mechanism 3 is used to convey the separated liquid, and a disassembly mechanism 4 is arranged outside the conveying mechanism 3, and the disassembly mechanism 4 is used to quickly disassemble the filter 402, and a plurality of stirring mechanisms 6 are arranged at one end of the conveying mechanism 3, and the stirring mechanism 6 is used to fully mix the sewage, and a drainage mechanism 5 is arranged on one side of the stirring mechanism 6, and the drainage mechanism 5 is used to discharge the purified water, and a purification mechanism 7 is arranged at the bottom of the stirring mechanism 6, and the purification mechanism 7 is used to inject air into the sewage to achieve oxidation purification treatment.

[0021] Please refer to the attached Figure 1 , Attachment Figure 3 and attached Figure 6 The stirring mechanism 6 includes a purification barrel 601, which is used to contain sewage. The outside of the purification barrel 601 is installed on the outside of the supporting frame 1. The top of the purification barrel 601 is fixedly connected to a second motor 602, which is used to drive the connecting rod 603 to rotate. The output end of the second motor 602 is fixedly connected to the connecting rod 603, which is used to transmit power to drive the stirring blade 604 to rotate. The outside of the connecting rod 603 is fixedly connected with a plurality of stirring blades 604, which are used to fully mix the sewage. The bottom of the connecting rod 603 is fixedly connected with a reciprocating screw rod 605, which is used to drive the threaded sleeve rod 606 to reciprocate up and down. The outside of the reciprocating screw rod 605 is threadedly connected to the threaded sleeve rod 606, and the outside of the threaded sleeve rod 606 is rotatably connected to two connecting blocks 607.

[0022] Please refer to the attached Figure 3 , Attachment Figure 5 and attached Figure 6The purification mechanism 7 includes an air compressor 701, the outside of the air compressor 701 is arranged on one side of the support frame 1, the air compressor 701 is used to provide high-pressure gas to support the oxidation purification of sewage, an air intake pipe 702 is installed on one side of the air compressor 701, the air intake pipe 702 is used to provide a stable air source for the air compressor 701, and a gas transmission pipe 704 is fixedly connected to the side of the air compressor 701 away from the air intake pipe 702, and the gas transmission pipe 704 is used to transport compressed air to the purification barrel 601. A plurality of connecting pipes 705 are installed on the outside of the gas transmission pipe 704, and the connecting pipe 705 is used to divert and transport compressed air. The top of the connecting pipe 705 is rotatably connected to a rotating sleeve rod 706, and the rotating sleeve rod 706 Used to adjust the air outlet direction to achieve comprehensive distribution of air, the inner wall of the rotating sleeve 706 is fixedly connected to two air outlet pipes 707, the air outlet pipes 707 are used to inject the diverted air into the sewage, the outside of the air outlet pipe 707 is slidably connected to the telescopic sleeve 703, the telescopic sleeve 703 is used to further diffuse the bubbles, one end of the connecting block 607 is rotatably connected to the outside of the telescopic sleeve 703, the connecting block 607 is used to connect and fix the telescopic sleeve 703 to ensure stable movement, the outside of the connecting pipe 705 is rotatably connected to the inner wall of the purification barrel 601, the connecting pipe 705 is used to be tightly connected to the purification barrel 601 and keep it sealed, and the top of the connecting pipe 705 is rotatably connected to the inner wall of the rotating sleeve 706.

[0023] Please refer to the attached Figure 1 , Attachment Figure 4 and attached Figure 8The separation device 2 includes a first motor 209, the output end of the first motor 209 is fixedly connected to a connecting rod 205, the first motor 209 is used to drive the connecting rod 205 to rotate, the outside of the connecting rod 205 is fixedly connected to a plurality of turntables 206, the outside of the turntable 206 is fixedly connected to two protrusions 207, the protrusions 207 are used to increase the swing force of the screen 204, the top of the support frame 1 is fixedly connected to a separation box 201, the separation box 201 is used to separate impurities in sewage, the inner wall of the separation box 201 is rotatably connected to a rotating rod 203, the rotating rod 203 is used to support one end of the screen 204, the rotating rod A screen 204 is fixedly connected to the outside of 203, and the screen 204 is used to intercept solid impurities. The bottom of one end of the screen 204 fits with the top of the connecting rotating rod 205. A feed pipe 202 is fixedly connected to the top of the separation box 201, and the feed pipe 202 is used to transport sewage to the separation box 201. A guide plate 208 is fixedly connected to one side of the separation box 201, and the guide plate 208 is used to guide the separated solid impurities into the collection box 210. A collection box 210 is installed on the outside of the support frame 1, and the collection box 210 is used to centrally store the separated solid impurities. The guide plate 208 is located above the collection box 210. The conveying mechanism 3 includes a water pump 301, the input end of the water pump 301 is fixedly connected to a pumping pipe 302, the water pump 301 is used to provide power for the transportation of sewage, the end of the pumping pipe 302 away from the water pump 301 is fixedly connected to the bottom of the separation box 201, the output end of the water pump 301 is fixedly connected to a drainage pipe 303, the drainage pipe 303 is used to transport sewage, and a plurality of diversion pipes 304 are installed outside the drainage pipe 303, the diversion pipes 304 are used to evenly distribute the sewage to different purification barrels 601.

[0024] Please refer to the attached Figure 1 , Attachment Figure 7 and attached Figure 8The disassembly mechanism 4 includes a fixed block 401, the inner wall of the fixed block 401 is fixedly connected to the outside of the water pumping pipe 302, the fixed block 401 is used to provide fixed support, the inner wall of the fixed block 401 is slidably connected to a moving slider 404, the outside of the moving slider 404 is fixedly connected to a pull rod 405, the pull rod 405 is used to pull the moving slider 404, the top of the moving slider 404 is fixedly connected to a connecting rope 406, the connecting rope 406 is used to transmit tension to drive the moving slider 404 to move, the inner wall of the fixed block 401 is slidably connected to two clamping blocks 409, the clamping block 409 is used to fix and lock the filter screen 402, one end of the connecting rope 406 away from the moving slider 404 is fixedly connected to the top of the clamping block 409, and two springs 408 are installed inside the fixed block 401, the spring 408 is used to provide resilience, one end of the spring 408 is fixedly connected to the clamping block 40 9, one end of the spring 408 away from the block 409 is fixedly connected to the inner wall of the fixed block 401 for stabilizing the position of the spring 408, the inner wall of the fixed block 401 is slidably connected with a filter screen 402, the filter screen 402 is used to filter and adsorb sewage, the bottom of the filter screen 402 is provided with two slots 403, the slots 403 are used to cooperate with the block 409 to fix the filter screen 402, the longitudinal section of one end of the block 409 is set to be circular, one end of the block 409 is plug-fitted with the slot 403, for ensuring the stable installation of the filter screen 402, the inner wall of the fixed block 401 is fixedly connected with two positioning rods 407, the positioning rods 407 are used to provide a guiding effect on the connecting rope 406, the outside of the positioning rod 407 is provided with a groove, the outside of the connecting rope 406 is arranged in the groove of the positioning rod 407, for ensuring the smooth operation of the connecting rope 406.

[0025] Please refer to the attached Figure 1 , Attachment Figure 2 and attached Figure 3The drainage mechanism 5 includes a water outlet pipe 501, the outside of the water outlet pipe 501 is installed on the outside of the supporting frame 1, the water outlet pipe 501 is used to lead out the purified sewage, and a plurality of water outlet branches 502 are installed on the outside of the water outlet pipe 501, the water outlet branch pipes 502 are used to discharge the purified sewage, and one end of the water outlet branch pipe 502 away from the water outlet pipe 501 is installed on the inner wall of the purification barrel 601. The deodorizing mechanism 8 comprises an air pump 801, the outside of which is fixedly connected to the top of the separation box 201, and the air pump 801 is used to provide suction power to cooperate with the filter element inside the suction pipe 802 to eliminate the odor during the separation process, and the output end of the air pump 801 is equipped with a suction pipe 802, and the suction pipe 802 is used to extract the odorous gas from the inside of the separation box 201, and the end of the suction pipe 802 away from the air pump 801 is installed on the inner wall of the separation box 201, and the inside of the suction pipe 802 is equipped with a filter element, and the filter element is used to filter harmful substances in the odorous gas to ensure the cleanliness of the exhaust gas, and the output end of the air pump 801 is equipped with an exhaust pipe 803, and the exhaust pipe 803 is used to discharge the filtered gas to the external environment.

[0026] Working principle: When using this device, the sewage is transported to the separation box 201, and the first motor 209 is driven to drive the connecting rod 205 to rotate, and then the multiple turntables 206 are rotated, thereby driving the protrusions 207 to move synchronously, so that the screen 204 can be knocked, so that the screen 204 swings, and the solid impurities in the sewage are separated by the screen 204, so that the separated impurities can be introduced into the collection box 210 through the guide plate 208 through the swing of the screen 204, and the screened liquid part is transported to the drainage pipe 303 through the water pump 301 and the pumping pipe 302, and at the same time, the diversion pipe 304 distributes the sewage to the inside of multiple purification barrels 601 for purification; During the transportation process, the water inside the pumping pipe 302 is filtered and adsorbed by the filter 402. After long-term use, the movable slider 404 can be driven to move by pulling the pull rod 405, so that the movable slider 404 drives the connecting rope 406 to move, so that the block 409 moves out of the slot 403, and the filter 402 in the pipe can be quickly disassembled. The transported sewage enters the purification barrel 601 through the drainage pipe 303, and the connecting rotating rod 603 is driven by starting the second motor 602 to rotate the multiple stirring blades 604 to enhance the mixing effect of the sewage. During the stirring process, air is injected into the sewage by starting the air compressor 701, the air inlet pipe 702 provides an air source for the air compressor 701, and the air delivery pipe 704 delivers the air to the inside of the purification barrel 601 through multiple connecting pipes 705. The rotating sleeve rod 706 drives the air outlet pipe 707 to rotate, thereby driving the telescopic sleeve rod 703 to slide along the outside of the air outlet pipe 707, so as to further diffuse the bubbles and ensure that the air is evenly distributed in the sewage, thereby achieving oxidation purification.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rural sewage centralized treatment device, comprising a support frame (1), characterized in that: A separation device (2) is arranged on the top of the support frame (1), a deodorization mechanism (8) is arranged on the top of the separation device (2), a conveying mechanism (3) is arranged on the bottom of the separation device (2), a disassembly mechanism (4) is arranged outside the conveying mechanism (3), a plurality of stirring mechanisms (6) are arranged at one end of the conveying mechanism (3), a drainage mechanism (5) is arranged on one side of the stirring mechanism (6), and a purification mechanism (7) is arranged at the bottom of the stirring mechanism (6); The stirring mechanism (6) comprises a purification barrel (601), the outside of the purification barrel (601) is mounted on the outside of the support frame (1), the top of the purification barrel (601) is fixedly connected to a second motor (602), the output end of the second motor (602) is fixedly connected to a connecting rod (603), the outside of the connecting rod (603) is fixedly connected to a plurality of stirring blades (604), the bottom of the connecting rod (603) is fixedly connected to a reciprocating screw rod (605), the outside of the reciprocating screw rod (605) is threadedly connected to a threaded sleeve rod (606), and the outside of the threaded sleeve rod (606) is rotatably connected to two connecting blocks (607).

2. A rural sewage centralized treatment device according to claim 1, characterized in that: The purification mechanism (7) comprises an air compressor (701), the outside of the air compressor (701) being arranged on one side of the support frame (1), an air intake pipe (702) being installed on one side of the air compressor (701), a side of the air compressor (701) away from the air intake pipe (702) being fixedly connected to a gas transmission pipe (704), a plurality of connecting pipes (705) being installed on the outside of the gas transmission pipe (704), a rotating sleeve rod (706) being rotatably connected to the top of the connecting pipe (705), two air outlet pipes (707) being fixedly connected to the inner wall of the rotating sleeve rod (706), a telescopic sleeve rod (703) being slidably connected to the outside of the air outlet pipe (707), and one end of the connecting block (607) being rotatably connected to the outside of the telescopic sleeve rod (703).

3. A rural sewage centralized treatment device according to claim 1, characterized in that: The separation device (2) comprises a first motor (209), the output end of the first motor (209) is fixedly connected to a connecting rotating rod (205), the outside of the connecting rotating rod (205) is fixedly connected to a plurality of rotating disks (206), the outside of the rotating disks (206) is fixedly connected to two protrusions (207), the top of the support frame (1) is fixedly connected to a separation box (201), the inner wall of the separation box (201) is rotatably connected to a rotating rod (203), the outside of the rotating rod (203) is fixedly connected to a screen (204), the bottom of one end of the screen (204) is in contact with the top of the connecting rotating rod (205), the top of the separation box (201) is fixedly connected to a feed pipe (202), one side of the separation box (201) is fixedly connected to a guide plate (208), and a collection box (210) is installed on the outside of the support frame (1), and the guide plate (208) is located above the collection box (210).

4. A rural sewage centralized treatment device according to claim 1, characterized in that: The conveying mechanism (3) comprises a water pump (301), the input end of the water pump (301) being fixedly connected to a water pumping pipe (302), one end of the water pumping pipe (302) away from the water pump (301) being fixedly connected to the bottom of the separation box (201), the output end of the water pump (301) being fixedly connected to a drainage pipe (303), and a plurality of diversion pipes (304) being installed outside the drainage pipe (303).

5. A rural sewage centralized treatment device according to claim 1, characterized in that: The disassembly mechanism (4) comprises a fixed block (401), the inner wall of the fixed block (401) is fixedly connected to the outside of the water pumping pipe (302), the inner wall of the fixed block (401) is slidably connected to a movable slider (404), the outside of the movable slider (404) is fixedly connected to a pull rod (405), the top of the movable slider (404) is fixedly connected to a connecting rope (406), the inner wall of the fixed block (401) is slidably connected to two clamping blocks (409), the connecting rope (406) One end away from the movable slider (404) is fixedly connected to the top of the clamping block (409); two springs (408) are installed inside the fixed block (401); one end of the spring (408) is fixedly connected to the outside of the clamping block (409); one end of the spring (408) away from the clamping block (409) is fixedly connected to the inner wall of the fixed block (401); the inner wall of the fixed block (401) is slidably connected to a filter screen (402); and two clamping grooves (403) are provided at the bottom of the filter screen (402).

6. A rural sewage centralized treatment device according to claim 1, characterized in that: The drainage mechanism (5) comprises a water outlet pipe (501), the outside of the water outlet pipe (501) being mounted on the outside of the support frame (1), a plurality of water outlet branch pipes (502) being mounted on the outside of the water outlet pipe (501), and one end of the water outlet branch pipe (502) away from the water outlet pipe (501) being mounted on the inner wall of the purification barrel (601).

7. A rural sewage centralized treatment device according to claim 1, characterized in that: The deodorizing mechanism (8) comprises an air pump (801), the outside of the air pump (801) is fixedly connected to the top of the separation box (201), an exhaust pipe (802) is installed at the output end of the air pump (801), one end of the exhaust pipe (802) away from the air pump (801) is installed on the inner wall of the separation box (201), a filter element is installed inside the exhaust pipe (802), and an exhaust pipe (803) is installed at the output end of the air pump (801).

8. A rural sewage centralized treatment device according to claim 5, characterized in that: A longitudinal section of one end of the card block (409) is arranged to be circular, and one end of the card block (409) is plug-fitted into the card slot (403).

9. A rural sewage centralized treatment device according to claim 5, characterized in that: Two positioning rods (407) are fixedly connected to the inner wall of the fixing block (401), and grooves are provided on the outside of the positioning rods (407). The outside of the connecting rope (406) is arranged in the grooves of the positioning rods (407).

10. A rural sewage centralized treatment device according to claim 2, characterized in that: The outside of the connecting pipe (705) is rotatably connected to the inner wall of the purification barrel (601), and the top of the connecting pipe (705) is rotatably connected to the inner wall of the rotating sleeve rod (706).

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