CN113978339A

CN113978339A - Emergency drainage device, matched chassis and sewage suction method thereof

Info

Publication number: CN113978339A
Application number: CN202111319181.0A
Authority: CN
Inventors: 孙富强; 刘杭; 陈源
Original assignee: AIDI MACHINE (HANGZHOU) CO LTD
Current assignee: AIDI MACHINE (HANGZHOU) CO LTD
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-01-28

Abstract

The invention discloses an emergency drainage device, a matched chassis thereof and a sewage suction method. The emergency drainage device, the matched chassis and the sewage suction method thereof belong to the field of drainage vehicles, the water collection frame can collect and discharge residual dripping sewage in the liquid inlet pipe and the liquid discharge pipe, the sewage is prevented from splashing on the body or the face of a worker, the cleanness degree is guaranteed, the height of the water collection bucket can be adjusted according to needs by the connecting piece, the placing frame can be used for placing articles and is convenient for the worker to take and use, structures such as a lifting seat, a rotating rod, a base plate and the like are arranged in the supporting frame, certain adjustment can be performed according to the terrain, and the stability of the supporting frame in use is guaranteed.

Description

Emergency drainage device, matched chassis and sewage suction method thereof

Technical Field

The invention relates to the field of drainage vehicles, in particular to an emergency drainage device, a matched chassis and a sewage suction method thereof.

Background

The drainage vehicle is used for draining accumulated water which is harmful to production and life, and is mostly used for emergency rescue, so that more emergency drainage devices are provided. The drainage vehicle is divided into a drainage vehicle capable of being driven and a drainage vehicle needing to be pulled, when the drainage vehicle needing to be pulled and the drainage vehicle driven are used, the working principle is the same, and the difference lies in that the drainage vehicle needing to be pulled needs the tractor to be driven to move. Among the drainage car that present needs are pull, the drainage car mainly comprises chassis, the automobile body, suction pump isotructure, the back is accomplished in drainage work, remaining sewage can outwards drip in feed liquor pipe and the fluid-discharge tube, splash user's on one's body or face easily, cause unclean, and in the drainage car use, utilize the support frame to stabilize, but because the non-controllability of backup pad in the support frame, there is certain limitation in the use, the result of use is general, do not have the place that is used for placing object article in the drainage car simultaneously, the staff can not be nearby placing object article, influence the result of use.

Disclosure of Invention

The invention mainly aims to provide an emergency drainage device, a matched chassis and a sewage suction method thereof, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

emergent drainage device, which comprises a carriage body, the end connection of automobile body has the suction pump, and fixed mounting has the feed liquor pipe on the suction pump, be equipped with the fluid-discharge tube on the suction pump, install the frame that catchments on the suction pump, and catchment the frame and include mounting panel, fixing base, connecting piece and catchment fill, fixed connection between mounting panel and the fixing base, and the mounting panel is installed on the suction pump, be connected between connecting piece and the catchment fill, and the connecting piece is installed on the fixing base.

Preferably, a movable door is arranged on the vehicle body, a control box is arranged in the vehicle body, and a top cover is fixedly mounted at the top end of the vehicle body.

Preferably, the water collecting frame further comprises a connecting rod and a connecting pipe, the connecting rod is fixed at the bottom end of the water collecting hopper, the connecting rod is connected to the connecting piece, the water collecting hopper is fixedly connected to the connecting piece through the connecting rod, the connecting pipe is fixedly mounted on the water collecting hopper, the connecting pipe is communicated with the water collecting hopper, a screw is arranged on the mounting plate, and the mounting plate is fixed to the suction pump through the screw.

Preferably, the connecting piece includes round bar, inserted bar, slot and screw hole, the inserted bar is fixed in the lower extreme of round bar, the upper end of round bar is seted up to the slot, the screw hole is seted up on the round bar, and the screw hole is linked together with the slot.

Supporting chassis of emergent drainage device, including the chassis support, be provided with the protection casing on the chassis support, and install the rack on the protection casing, the rack includes fixed plate and fly leaf, fly leaf swing joint is on the fixed plate, and fixed connection between fixed plate and the protection casing, fixed plate contact chassis support, fixed mounting has the support frame on the chassis support, and the support frame includes landing leg, regulation pole, lift seat and backing plate, adjust pole connection on the landing leg, the backing plate is connected with the lift seat, and the lift seat is connected on adjusting the pole.

Preferably, the chassis support is provided with wheels, the chassis support is fixedly provided with a traction connecting frame, the chassis support is fixedly connected with the protective cover, and the protective cover is positioned above the wheels.

Preferably, the rack still includes spacing hole, gag lever post and handle, spacing hole is seted up on the fixed plate, gag lever post and fly leaf fixed connection, and the gag lever post is located spacing hole, handle fixed connection is in the front surface intermediate position department of fly leaf.

Preferably, the support frame still includes the rotary rod and rotates the seat, the inside of landing leg is provided with the actuating mechanism who is connected with the regulation pole, and is equipped with the crank on the landing leg, the rotary rod is fixed in on the lift seat, and the rotary rod rotates and connect on adjusting the pole, rotate fixed connection between seat and the backing plate, and rotate the seat and rotate and connect on the lift seat, the backing plate rotates through rotating between seat and the lift seat and is connected.

The sewage suction method of the emergency drainage device comprises the following steps:

s1, fixing the drainage device, and fixing the drainage device by using a support frame on a chassis support after the drainage device is moved to a proper position to ensure the stability of the drainage device;

s2, connecting corresponding pipelines, and respectively connecting a water suction pipe and a water discharge pipe to a liquid inlet pipe and a liquid discharge pipe to ensure that the tail end of the water suction pipe is inserted into water needing drainage and the tail end of the water discharge pipe is positioned in a drainage ditch;

s3, starting the drainage device to start sewage suction and drainage, opening a movable door on the vehicle body, starting a suction pump by using a controller, starting sewage suction work when the suction pump runs, and discharging the sucked sewage from a drain pipe connected with a drain pipe after the sucked sewage enters a liquid inlet pipe through a water suction pipe;

s4 and the device are stored, after the sewage suction and drainage work is completed, the closing device is used for dismounting the corresponding pipeline and storing the pipeline, the supporting frame is adjusted, the drainage device can be moved, and finally the tractor is used for driving the drainage device to move to a storage and placement point to store the drainage device.

Compared with the prior art, the invention has the following beneficial effects: according to the emergency drainage device, the matched chassis and the sewage suction method, 1, residual dripping sewage in the liquid inlet pipe and the liquid discharge pipe can be collected and discharged through the arranged water collection frame, the sewage is prevented from splashing on the body or the face of a worker, the cleanness degree is guaranteed, the height of the water collection bucket can be adjusted according to needs by adopting a connecting piece, and the use flexibility is improved;

2. the movable plate can be pulled and pulled, so that the area for placing the articles can be increased, and the flexibility in placing and using the articles is further improved;

3. adopt the support frame, set up lift seat, rotary rod and backing plate isotructure in the support frame, when supporting firmly, can carry out certain regulation according to the topography, guarantee that the backing plate can laminate ground as far as, the steadiness when guarantee support frame uses.

Drawings

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

FIG. 2 is a schematic view of the structure of the suction pump according to the present invention;

FIG. 3 is a schematic structural view of a water collecting rack according to the present invention;

FIG. 4 is a schematic structural view of the connector of the present invention;

fig. 5 is a schematic structural view of the rack of the present invention;

fig. 6 is a schematic structural view of the support frame of the present invention.

In the figure: 1. a vehicle body; 2. a suction pump; 3. a liquid inlet pipe; 4. a liquid discharge pipe; 5. a water collecting rack; 501. mounting a plate; 502. a fixed seat; 503. a connecting member; 5031. a round bar; 5032. inserting a rod; 5033. a slot; 5034. a threaded hole; 504. a water collecting hopper; 505. a connecting rod; 506. a connecting pipe; 6. a chassis support; 7. a protective cover; 8. placing a rack; 801. a fixing plate; 802. a limiting hole; 803. a movable plate; 804. a limiting rod; 805. a handle; 9. a support frame; 901. a support leg; 902. adjusting a rod; 903. a lifting seat; 904. rotating the rod; 905. a base plate; 906. a rotating seat; 10. a wheel; 11. a movable door.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example one

As shown in fig. 1-6, the emergency drainage device includes a vehicle body 1, an end of the vehicle body 1 is connected with a suction pump 2, the suction pump 2 is fixedly provided with a liquid inlet pipe 3, the suction pump 2 is provided with a liquid discharge pipe 4, the suction pump 2 is provided with a water collecting rack 5, the water collecting rack 5 includes a mounting plate 501, a fixing seat 502, a connecting member 503 and a water collecting bucket 504, the mounting plate 501 is fixedly connected with the fixing seat 502, the mounting plate 501 is mounted on the suction pump 2, the connecting member 503 is connected with the water collecting bucket 504, and the connecting member 503 is mounted on the fixing seat 502.

Through the above embodiment, the vehicle body 1 is provided with the movable door 11, the control box is arranged inside the vehicle body 1, and the top end of the vehicle body 1 is fixedly provided with the top cover.

Through the above embodiment, the water collecting rack 5 further includes the connecting rod 505 and the connecting pipe 506, the connecting rod 505 is fixed at the bottom end of the water collecting bucket 504, the connecting rod 505 is connected to the connecting part 503, the water collecting bucket 504 is fixedly connected to the connecting part 503 through the connecting rod 505, the connecting pipe 506 is fixedly installed on the water collecting bucket 504, the connecting pipe 506 is communicated with the water collecting bucket 504, the mounting plate 501 is provided with screws, the mounting plate 501 is fixed on the suction pump 2 through the screws, the connecting part 503 includes the round rod 5031, the inserting rod 5032, the inserting slot 5033 and the threaded hole 5034, the inserting rod 5032 is fixed at the lower end of the round rod 5031, the inserting slot 5033 is arranged at the upper end of the round rod 5031, the threaded hole 5034 is arranged on the round rod 5031, and the threaded hole 5034 is communicated with the inserting slot 5033, and the water collecting rack 5 is arranged to collect and discharge residual dripping sewage in the liquid inlet pipe 3 and the liquid outlet pipe 4, thereby preventing the sewage from splashing on the body or face of the worker, the cleanness degree is guaranteed, the height of the water collecting hopper 504 can be adjusted according to needs by adopting the connecting piece 503, and the use flexibility is improved.

As shown in fig. 1 to 6, the invention further provides a matching chassis of the emergency drainage device, which comprises a chassis support 6, wherein the chassis support 6 is provided with a protective cover 7, the protective cover 7 is provided with a placing frame 8, the placing frame 8 comprises a fixed plate 801 and a movable plate 803, the movable plate 803 is movably connected to the fixed plate 801, the fixed plate 801 is fixedly connected with the protective cover 7, the fixed plate 801 contacts the chassis support 6, the chassis support 6 is fixedly provided with a support frame 9, the support frame 9 comprises a support leg 901, an adjusting rod 902, a lifting seat 903 and a backing plate 905, the adjusting rod 902 is connected to the support leg 901, the backing plate 905 is connected with the lifting seat 903, and the lifting seat 903 is connected to the adjusting rod 902.

Through the above embodiment, the chassis support 6 is provided with the wheels 10, the chassis support 6 is fixedly provided with the traction connecting frame, the chassis support 6 is fixedly connected with the protective cover 7, and the protective cover 7 is positioned above the wheels 10.

Through the above embodiment, the placement frame 8 further includes a limiting hole 802, a limiting rod 804 and a handle 805, the limiting hole 802 is opened on the fixing plate 801, the limiting rod 804 is fixedly connected with the movable plate 803, the limiting rod 804 is located in the limiting hole 802, the handle 805 is fixedly connected to the middle position of the front surface of the movable plate 803, the support frame 9 further includes a rotating rod 904 and a rotating seat 906, a driving mechanism connected with the adjusting rod 902 is disposed inside the supporting leg 901, a crank is disposed on the supporting leg 901, the rotating rod 904 is fixed on the lifting seat 903, the rotating rod 904 is rotatably connected to the adjusting rod 902, the rotating seat 906 is fixedly connected with the backing plate 905, the rotating seat 906 is rotatably connected to the lifting seat 903, the backing plate 905 is rotatably connected with the lifting seat 903 through the rotating seat 906, articles can be placed through the placement frame 8, and are convenient for taking and using by workers, the movable plate 803 can be pulled, can increase the area that is used for placing article, further improve placing of article and use the flexibility, adopt support frame 9, set up lift seat 903, rotary rod 904 and backing plate 905 isotructure in the support frame 9, when supporting firmly, can carry out certain regulation according to the topography, guarantee that backing plate 905 can laminate ground as far as, the steadiness when the support frame 9 uses.

The invention also provides a sewage suction method of the emergency drainage device, which comprises the following steps:

s1, fixing the drainage device, and after the drainage device is moved to a proper position, fixing the drainage device by using the support frame 9 on the chassis support 6 to ensure the stability of the drainage device;

s2, connecting corresponding pipelines, and respectively connecting a water suction pipe and a water discharge pipe to a liquid inlet pipe 3 and a liquid discharge pipe 4 to ensure that the tail end of the water suction pipe is inserted into water needing drainage and the tail end of the water discharge pipe is positioned in a drainage ditch;

s3, starting the drainage device to start sewage suction and drainage, opening the movable door 11 on the vehicle body 1, starting the suction pump 2 by using the controller, starting the suction pump 2 to operate to start sewage suction, and finally discharging the sucked sewage from the drain pipe connected to the drain pipe 4 after the sucked sewage enters the liquid inlet pipe 3 through the water suction pipe;

s4 and the device are stored, after the sewage suction and drainage work is completed, the closing device is used for dismounting the corresponding pipeline and storing the pipeline, the supporting frame 9 is adjusted, the drainage device can be moved, and finally the tractor is used for driving the drainage device to move to a storage and placement point to store the drainage device.

It should be noted that, when the drainage device and the matched base and other structures are used, the chassis support 6 is connected with the tractor through the traction connecting frame, the whole drainage vehicle is driven by the tractor to move, the chassis support 6 and other structures move through the wheels 10, in the process, the wheels 10 rotate to get up part of muddy water, under the blocking action of the protective cover 7, the muddy water cannot be thrown up, and further the muddy water is prevented from splashing everywhere, after the tractor pulls the drainage vehicle to the position where drainage is needed, the connection between the chassis support 6 and the tractor is disconnected, a worker rotates the control crank on the support leg 901 in the support frame 9, under the combined action of the crank and the driving components inside the support leg 901, the adjusting rod drives the lifting seat 903, the backing plate 905 and other structures to descend until the backing plate tightly abuts against the ground, in the process, when the condition of uneven ground is met, the base plate 905 can rotate relative to the lifting seat 903 through the rotating seat 906, the base plate 905 can be ensured to be attached to the ground as much as possible, the stabilizing effect is ensured, before adjustment, the lifting seat 903 can be rotated according to actual terrain, the lifting seat 903 can be rotated relative to the adjusting rod 902 through the rotating rod 904, and the rotating seat 906, the base plate 905 and other structures are driven to rotate, so that in the process that the base plate 905 is in contact with the ground, the attaching degree of the base plate 905 and the ground can be further ensured, the using stability of the supporting frame 9 is further improved, when the supporting frame 9 is in contact with the ground, the chassis support 6, the vehicle body 1 and other structures are supported, the whole waterlogging draining vehicle is stably placed at the current position, a worker starts to connect the water suction pipe and the water draining pipe, one end of the water suction pipe is connected to the liquid inlet pipe 3 on the suction pump 2, the other end of the water draining pipe is inserted into the water needing to be drained, one end of the water draining pipe is connected to the liquid outlet pipe 4, the other end is placed at a ditch for discharging materials, after the pipeline connection is finished, a worker opens the movable door 11 on the vehicle body 1, a corresponding mechanism in the whole drainage vehicle is started through a control box in the vehicle body 1, the suction pump 2 starts to suck sewage when running, the sewage at the position needing drainage enters the liquid inlet pipe 3 through the water suction pipe, enters the suction pump 2 through the liquid inlet pipe 3, the suction pump 2 presses the sewage into the liquid discharge pipe 4, and finally is discharged into the drainage ditch from the water discharge pipe, so that the suction and discharge work in the drainage process is realized, in the process of using the drainage vehicle, the placement of articles can be carried out by using the placement frame 8, in the use process, the corresponding articles can be placed on the fixed plate 801, if more articles need to be placed, the worker holds the movable plate on the handle 805, the movable plate 803 is pulled by the handle 803, the movable plate 803 moves along the fixed plate 801 under the stress, meanwhile, the limiting rod 804 moves together with the movable plate 803, in the process, the limiting rod 804 moves in the limiting hole 802 on the fixed plate 801 until the limiting rod 804 contacts one end of the limiting hole 802, at the moment, the limiting rod 804 plays a limiting role to prevent the movable plate 803 from falling off from the fixed plate 801, after the movable plate 803 is pulled open, a worker can place articles on the fixed plate 801 and the movable plate 803 for convenient placement and use, when the movable plate 803 is not needed to be used, the movable plate 803 is pushed by the handle 805 to push the movable plate 803 into the fixed plate 801, so that the clamping blocks inside the fixed plate 801 are clamped into the clamping grooves on the movable plate 803, further the stability of the movable plate 803 after storage is ensured, after the waterlogging draining truck is used, the worker stops the operation of the waterlogging draining truck, respectively removes the drain pipe and the water suction pipe, and after the pipeline is removed, the residual sewage in the liquid inlet pipe 3 and the liquid outlet pipe 4 is discharged outwards and drips into the water collecting bucket 504 in the water collecting rack 5, and finally is discharged through the connecting pipe 506 at the lower end of the water collecting bucket 504, so that the residual sewage is prevented from dripping onto the chassis bracket 6 or the body of a worker, and the cleaning degree is ensured, in the process, the water collecting bucket 504 is supported by the structures such as the connecting rod 505, the connecting piece 503, the fixing seat 502 and the like, when necessary, the height of the water collecting bucket 504 can be adjusted, when adjusting, firstly, the screw close to the connecting rod 505 is detached, the connecting rod 505 and the water collecting bucket 504 are taken down, then, the connecting piece 503 is added according to the need, if the water collecting bucket 504 needs to be lifted, the connecting piece 503 is added, the inserting rod 5032 in a new connecting piece 503 is inserted into the inserting groove 5033 in the previous connecting piece 503, then, the screw is screwed into the threaded hole 5034, and the adjacent round rods 5031 are fixed together, if the height of the water collecting hopper 504 needs to be reduced, the connecting pieces 503 with corresponding quantity are detached, after the adjustment is finished, the connecting rod 505, the water collecting hopper 504 and other structures are installed and fixed for use, after the waterlogging draining work is finished, the pipelines and the like are stored, the movable door 11 is closed after the waterlogging draining vehicle is stopped, then the traction connecting frame is connected to the tractor, the waterlogging draining vehicle is pulled by the tractor, the residual dripping sewage in the liquid inlet pipe 3 and the liquid outlet pipe 4 can be collected and discharged through the arranged water collecting frame 5, the sewage is prevented from splashing on the body or the face of a worker, the cleanness degree is ensured, the connecting pieces 503 are adopted, the height of the water collecting hopper 504 can be adjusted according to the requirement, the use flexibility is improved, the placing frame 8 can be used for placing articles and is convenient for the worker to take and use, the movable plate 803 can be pulled and pulled, can increase the area that is used for placing article, further improve placing of article and use the flexibility, adopt support frame 9, set up lift seat 903, rotary rod 904 and backing plate 905 isotructure in the support frame 9, when supporting firmly, can carry out certain regulation according to the topography, guarantee that backing plate 905 can laminate ground as far as, the steadiness when the support frame 9 uses.

The foregoing has described the principles of use, features and advantages of the invention. The above embodiments and the description of the invention are provided to illustrate the basic principles and features of the invention and, within the scope of the invention concept, to be understood by those skilled in the art from the foregoing description, various modifications may be made to the invention and these modifications are within the scope of the invention as claimed.

Claims

1. Emergent drainage waterlogging device, including automobile body (1), the end connection of automobile body (1) has suction pump (2), and fixed mounting has feed liquor pipe (3) on suction pump (2), be equipped with fluid-discharge tube (4) on suction pump (2), its characterized in that: install frame (5) that catchments on suction pump (2), and catchment frame (5) including mounting panel (501), fixing base (502), connecting piece (503) and catchment fill (504), fixed connection between mounting panel (501) and fixing base (502), and mounting panel (501) install on suction pump (2), be connected between connecting piece (503) and catchment fill (504), and connecting piece (503) are installed on fixing base (502).

2. The emergency waterlogging draining device of claim 1, wherein: be provided with dodge gate (11) on automobile body (1), and the inside of automobile body (1) is provided with the control box, the top fixed mounting of automobile body (1) has the top cap.

3. The emergency waterlogging draining device of claim 2, wherein: the water collecting frame (5) further comprises a connecting rod (505) and a connecting pipe (506), the connecting rod (505) is fixed at the bottom end of the water collecting hopper (504), the connecting rod (505) is connected to the connecting piece (503), the water collecting hopper (504) is fixedly connected with the connecting piece (503) through the connecting rod (505), the connecting pipe (506) is fixedly installed on the water collecting hopper (504), the connecting pipe (506) is communicated with the water collecting hopper (504), a screw is arranged on the mounting plate (501), and the mounting plate (501) is fixed on the suction pump (2) through the screw.

4. The emergency waterlogging draining device of claim 3, wherein: the connecting piece (503) comprises a round rod (5031), an insert rod (5032), an insert slot (5033) and a threaded hole (5034), wherein the insert rod (5032) is fixed at the lower end of the round rod (5031), the insert slot (5033) is arranged at the upper end of the round rod (5031), the threaded hole (5034) is arranged on the round rod (5031), and the threaded hole (5034) is communicated with the insert slot (5033).

5. The matched chassis of the emergency waterlogging drainage device of any one of claims 1-4, wherein: including chassis support (6), be provided with protection casing (7) on chassis support (6), and install rack (8) on protection casing (7), rack (8) are including fixed plate (801) and fly leaf (803), fly leaf (803) swing joint is on fixed plate (801), and fixed plate (801) and protection casing (7) between fixed connection, fixed plate (801) contact chassis support (6), fixed mounting has support frame (9) on chassis support (6), and support frame (9) include landing leg (901), adjust pole (902), lift seat (903) and backing plate (905), it connects on landing leg (901) to adjust pole (902), backing plate (905) are connected with lift seat (903), and lift seat (903) connect on adjusting pole (902).

6. The mating chassis of claim 5, wherein: the chassis support is characterized in that wheels (10) are arranged on the chassis support (6), a traction connecting frame is fixedly mounted on the chassis support (6), the chassis support (6) is fixedly connected with the protective cover (7), and the protective cover (7) is located above the wheels (10).

7. The mating chassis of claim 6, wherein: the placing rack (8) further comprises a limiting hole (802), a limiting rod (804) and a handle (805), the limiting hole (802) is formed in the fixing plate (801), the limiting rod (804) is fixedly connected with the movable plate (803), the limiting rod (804) is located in the limiting hole (802), and the handle (805) is fixedly connected to the middle position of the front surface of the movable plate (803).

8. The mating chassis of claim 7, wherein: support frame (9) still include rotary rod (904) and rotate seat (906), the inside of landing leg (901) is provided with and adjusts the actuating mechanism that pole (902) are connected, and is equipped with the crank on landing leg (901), rotary rod (904) are fixed in on lift seat (903), and rotary rod (904) rotate to be connected on adjusting pole (902), rotate fixed connection between seat (906) and backing plate (905), and rotate seat (906) and rotate to connect on lift seat (903), backing plate (905) is connected through rotating between seat (906) and lift seat (903).

9. The method for absorbing sewage of an emergency waterlogging drainage device according to any one of claims 1-8, comprising the steps of:

s1, fixing the drainage device, and fixing the drainage device by using a support frame (9) on a chassis support (6) after the drainage device is moved to a proper position to ensure the stability of the drainage device;

s2, connecting corresponding pipelines, and respectively connecting a water suction pipe and a water discharge pipe to a liquid inlet pipe (3) and a liquid discharge pipe (4) to ensure that the tail end of the water suction pipe is inserted into water needing drainage and the tail end of the water discharge pipe is positioned in a drainage ditch;

s3, starting the drainage device to start sewage suction and drainage, opening a movable door (11) on the vehicle body (1), starting the suction pump (2) by using the controller, starting the suction pump (2) to operate to start sewage suction, allowing the sucked sewage to enter the liquid inlet pipe (3) through the water suction pipe, and finally discharging the sewage from the drain pipe connected to the liquid discharge pipe (4);

s4 and the device are stored, after the sewage suction and drainage work is completed, the closing device is used for dismounting the corresponding pipeline and storing the pipeline, the supporting frame (9) is adjusted, the drainage device can be moved, and finally the tractor is used for driving the drainage device to move to a storage and placement point to store the drainage device.