CN211488920U

CN211488920U - Automatic cleaning device for inner wall of pipeline

Info

Publication number: CN211488920U
Application number: CN201922164706.2U
Authority: CN
Inventors: 王正文; 亓小鹏; 倪元洋; 王钰; 郭宇强; 丁刚; 郭新; 王宇; 王琳
Original assignee: Jinan Thermal Engineering Co ltd
Current assignee: Jinan Thermal Engineering Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-09-15
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses an automatic cleaning device of pipeline inner wall, including automobile body, cleaning device, running gear, the automobile body is the cavity structure, and the front end is equipped with the rotatable cleaning device who has flexible roller that cleans, and bottom of the car body is equipped with the automatic arbitrary direction pivoted running gear of liftable, and the automobile body both ends are equipped with the supplementary running gear of scalable symmetry, and the automobile body top is equipped with control system, camera, light, and the automobile body rear end is equipped with the dust catcher, and this neotype effect is: the rotary table is driven to rotate by the self-transmission of the cleaning roller and the driving motor, so that sundries on the inner wall of the pipeline can be thoroughly cleaned; the cleaning roller can be stretched, so that the device can be suitable for pipelines with different inner diameters; the lifting and rotating walking device position and the telescopic auxiliary walking mechanism can be suitable for pipelines with different inner diameters and can automatically turn in any direction according to requirements.

Description

Automatic cleaning device for inner wall of pipeline

Technical Field

The utility model relates to an automatic cleaning device of pipeline inner wall belongs to environmental protection machinery technical field.

Background

In the heating pipeline installation, the protection is careless, gets into silt easily, especially long defeated pipe network construction, and heating pipeline though clear away great debris and massive thing before the connecting tube welding, still can have thing such as partial silt or suspended solid and welding slag, before heating system operation, needs carry out the pipeline cleaning, and prevention later stage pipe blockage blocks up, damages the board and trades and the dirt separator, and the reduction flow influences the board and trades heat exchange efficiency, and the board trades the easy scale deposit scheduling problem of inner wall.

Generally, a long-distance pipeline network needs manual cleaning, the pipeline has large pipe diameter and can enter and be cleaned manually, but the environment in the pipeline is poor, the air is thin, impurities, tiny dust, particles, flying dust and the like are inhaled into the body of a cleaner during cleaning, so that adverse effects are caused, even toxic gas exists, the interior of the pipeline is dark, the psychological influence of the cleaner is great, and the psychological and psychological health of the cleaner is influenced to a certain extent; in addition, the pipe diameter of some pipelines is small, so that cleaning personnel cannot enter the pipelines at all, and the technical problem of cleaning the inner walls of the pipelines is caused.

In addition, the existing device can only automatically turn in one direction, and cannot normally turn when meeting a three-way opening.

Disclosure of Invention

The utility model aims to provide an automatic cleaning device for the inner wall of a pipeline, which solves the problems that the cleaning efficiency is low and the harm to the health of cleaning personnel is great because the inner wall of the existing pipeline needs to be cleaned manually; the problem of the less manual work of pipeline internal diameter can't clean is solved.

The utility model adopts the technical scheme as follows: an automatic cleaning device for the inner wall of a pipeline comprises a vehicle body, a cleaning device and a traveling device, wherein the vehicle body is of a cavity structure, the cleaning device is fixed at the front end of the vehicle body, the traveling device is fixed at the bottom of the vehicle body, symmetrical auxiliary traveling mechanisms are fixed at two ends of the vehicle body, a camera, a lighting lamp, a control system and a storage battery are fixed at the top of the vehicle body, and a dust collector is fixed at the rear end of the vehicle body;

the cleaning device comprises a rotary disc, the rotary disc is of a cavity structure with a central opening at one end, a fixed cylinder which is communicated with an internal cavity and is distributed at equal intervals with openings at two ends is fixed on the circumferential surface of the rotary disc, a piston is connected in the fixed cylinder in a fitting and sleeving manner, a movable rod is fixed at the upper end of the piston, the upper end of the movable rod penetrates out of the fixed cylinder and extends for a certain distance, a cleaning roller capable of rotating is fixed at the upper end of the movable rod, a sealing bearing is fixed at the opening position of the rotary disc in a sealing manner, a driven wheel is fixed at the opening end of the rotary disc outside the sealing bearing through a connecting piece and is driven by a driving motor fixed on a vehicle body, if the rotary disc is directly connected with the output end of the motor, the rotary disc is larger, the running load of the motor can be increased, a rolling bearing is fixed in an opening of a driven wheel, an inner ring of the rolling bearing is close to the end face of a vehicle body and is fixedly connected with the end face of the vehicle body through a connecting piece, a saving tank is fixed in the vehicle body and is of a cavity structure, one end of a conveying pipe is fixed at the front end of the saving tank in a sealing mode, the conveying pipe is communicated with the saving tank, the other end of the conveying pipe penetrates through the connecting piece, the rolling bearing and a sealing bearing and extends into a rotary table, the conveying pipe is fixedly connected with the rolling bearing and the sealing bearing in a sealing mode through a fixing piece, a piston is sleeved in the saving tank in an attached mode, a threaded rod is fixed at the rear end of the piston and penetrates out of the rear end of the saving tank and is connected with the rear end of the saving tank in a threaded engagement mode, the rear end of, the piston in the storage tank moves forwards to compress gas or liquid, so that the gas or liquid flows into the fixed cylinder through the conveying pipe and the cavity of the rotary disc to push the movable rod to ascend, and the movable rod descends reversely to the movable rod;

the travelling mechanism comprises a mounting frame, the upper end of the mounting frame is movably connected with the bottom of the vehicle body through an electric telescopic rod, a wheel frame capable of rotating automatically is mounted at the front end of the bottom of the mounting frame, universal wheels are mounted at the rear end of the bottom of the mounting frame, rotatable wheels are mounted in the wheel frame, and the wheels are driven by a travelling motor mounted on a wheel frame outside the wheels on the lower side of the front end of the vehicle body;

the auxiliary travelling mechanism comprises a connecting plate, one end of the connecting plate is movably connected with a mounting groove fixed in the vehicle body through an electric telescopic rod, the other end of the connecting plate is fixed with a plurality of connecting rods capable of automatically stretching, and the connecting rods are fixed with rotatable wheels.

Further, the external diameter of the movable rod is slightly smaller than the internal diameter of the fixed cylinder, so that the friction force between the movable rod and the fixed cylinder is reduced, and the telescopic performance is improved.

Further, the last opening edge position of solid fixed cylinder and the laminating of movable rod surface for improve the steadiness of movable rod, and open solid fixed cylinder upper end has the hole of disappointing with inside intercommunication, is used for preventing that the gas of cavity blocks the piston and rises between solid fixed cylinder upper end and the solid fixed cylinder upper end, and fixed opening is less than inside piston, prevents the activity and removes solid fixed cylinder.

Further, broken filaments are fixed on the surface of the cleaning roller.

Furthermore, the central point between the travelling device and the auxiliary travelling mechanism, the central line of the vehicle body and the central line of the turntable are the same straight line, and the outermost ends of the travelling device and the auxiliary travelling mechanism and the outermost ends of the corresponding cleaning rollers are the same plane, so that the vehicle body can stably travel, and the cleaning device can normally operate.

Further, the connecting rod includes the dead lever, dead lever one end and connecting plate fixed connection, other end fixed surface have the slide rail, and the laminating cup joints the activity section of thick bamboo rather than the adaptation, is fixed with the spring between the bottom in dead lever and the activity section of thick bamboo, and rotatable wheel is installed to activity bobbin base portion.

Further, the moving motor, the walking motor and the steering motor are bidirectional stepping motors.

Further, all types of motors, electric telescopic handle, dust catcher, camera, light are by control system automatic control, and control system connects cell-phone APP, and then controls this device work through remote operation cell-phone APP, and all electric elements have the battery to provide the electric energy in addition.

The beneficial effects of the utility model reside in that:

the utility model discloses a self-passing and driving motor of cleaning roller drive the carousel and rotate for cleaning roller rotates simultaneously in the direction of two differences, can carry out thorough clearance to the debris of pipeline inner wall, has improved the clearance effect.

The utility model discloses a gaseous or liquid mobility's theory of operation can promote the movable rod simultaneously and stretch out and draw back for this device is applicable to the pipeline of different internal diameters, simple structure moreover, low in production cost.

The travelling device of the utility model is positioned below the vehicle body, and the travelling device can automatically lift and rotate, thereby not only being suitable for pipelines with different inner diameters, but also being capable of automatically steering according to requirements; in addition, the telescopic auxiliary travelling mechanisms are arranged at the two side ends of the vehicle body, so that the vehicle body is guaranteed to be attached to the inner wall of the pipeline in three directions in the travelling process, the stability of the vehicle body in the travelling process is improved, and the vehicle body can be prevented from deviating to a certain extent.

The utility model discloses a running gear and supplementary running gear compare with prior art and can turn from arbitrary direction through control, and prior art can only elbow or return bend play and turn, can not turn at tee bend mouth or many same mouths play.

The utility model discloses be equipped with all direction rotation camera and light, but the working condition of this device in the pipeline of real time monitoring, when the automobile body walks the tee bend mouth of pipeline, observe according to the camera moreover, control running gear turn to.

Drawings

Fig. 1 is a schematic view of the novel three-dimensional structure.

Fig. 2 is a schematic view of the novel three-dimensional partial structure.

Fig. 3 is a schematic side view of a partial structure of the present invention.

Fig. 4 is a schematic perspective view of the novel connecting piece.

Fig. 5 is a schematic view of the connection section structure of the fixed cylinder and the movable rod of the present invention.

Fig. 6 is a schematic structural view of the novel fixing cylinder.

Fig. 7 is a schematic perspective view of the novel auxiliary walking mechanism.

Fig. 8 is a schematic view of a partial structure of a front view section of the novel auxiliary walking mechanism.

Fig. 9 is a schematic view of the structure of the novel walking device.

In the figure: the cleaning machine comprises a vehicle body 1, a cleaning device 2, a rotary table 2-1, a fixed cylinder 2-2, an air leakage hole 2-3, a piston 2-4, a movable rod 2-5, a rotating groove 2-6, a cleaning roller 2-7, a rotating motor 2-8, a sealing bearing 2-9, a connecting piece 2-10, a driven wheel 2-11, a driving motor 2-12, a rolling bearing 2-13, a storage tank 2-14, a conveying pipe 2-15, a threaded rod 2-16, a moving motor 2-17, a fixing piece 2-18, a mounting groove 3, a traveling device 4, a mounting rack 4-1, a wheel rack 4-2, a driven gear 4-3, a steering motor 4-4, a driving gear 4-5, a universal wheel 4-6, a traveling motor 4-7, an auxiliary traveling mechanism 5, The device comprises a connecting plate 5-1, a fixed rod 5-2, a movable cylinder 5-3, a connecting lug 5-4, a spring 5-5, a support 6, a camera 7, a control system 8, a storage battery 9, a dust collector 10 and an electric telescopic rod 11.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings, which are only used for illustrating the technical solutions of the present invention and are not limited.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

As shown in fig. 1-9, the automatic pipeline inner wall cleaning device 2 comprises a vehicle body 1, a cleaning device 2 and a traveling device 4, wherein the vehicle body 1 is of a cavity structure, the cleaning device 2 is fixed at the front end of the vehicle body 1, the traveling device 4 is fixed at the bottom of the vehicle body 1, symmetrical auxiliary traveling mechanisms 5 are fixed at two ends of the vehicle body 1, a camera 7 and a lighting lamp are fixed at the top of the vehicle body 1 through a bracket 6 and fastening bolts which are welded at the top, a control system 8 and a storage battery 9 are fixed at the top of the vehicle body 1 through the fastening bolts, and a dust collector 10 is fixed at the rear end of the vehicle body 1 through the;

cleaning device 2 includes carousel 2-1, carousel 2-1 is one end center open-ended cavity structure, carousel 2-1 circumference surface welded fastening has the solid fixed cylinder 2-2 with inside cavity intercommunication both ends opening equidistance distribution, the laminating cover has been connected in gu fixed cylinder 2-2 has piston 2-4, piston 2-4 upper end is fixed with movable rod 2-5 through the screw-thread engagement, gu fixed cylinder 2-2 is worn out to movable rod 2-5 upper end, and extend a certain distance, gu fixed has rotation groove 2-6 on the movable rod 2-5, installs through the pivot and cleans roller 2-7 in the rotation groove 2-6, clean roller 2-7 fixed surface has the wool (not shown in the figure), the pivot is worn out one end and is rotated groove 2-6 and is led to with the output of fixing the rotation motor 2-8 on rotation groove 2-6 through fastening bolt The rotating disc 2-1 is fixedly connected through a coupler, a sealing bearing 2-9 is fixedly welded and sealed at the opening position of the rotating disc 2-1, the driven wheel 2-11 is fixed at the opening end of the rotating disc 2-1 outside the sealing bearing 2-9 through a connecting piece 2-10, the connecting piece 2-10 is of a structure with a cylinder at the middle part and two flange plates at two ends and is used for bearing larger torsional force, a flange at one end is fixedly connected with the rotating disc 2-1 through a fastening bolt, a flange at the other end is fixedly connected with the driven wheel 2-11 through a fastening bolt, the driven wheel 2-11 is driven through a driving motor 2-12 fixed on a vehicle body 1 through the fastening bolt and a belt transmission mode, if the output end of the motor is directly connected with the rotating disc 2-1, the running load of the motor can, the motor is easy to damage, the transmission ratio can be changed by adopting secondary transmission to reduce the load of the motor, an opening is formed in the center of the driven wheel 2-11, a rolling bearing 2-13 is fixedly welded in the opening of the driven wheel 2-11, the rolling bearing 2-13 is convenient to use and maintain, the operation is reliable, the starting performance is good, the bearing capacity is higher at a medium speed, the inner ring of the rolling bearing 2-13 is fixedly connected with the end surface of the vehicle body 1 through a connecting piece 2-10 close to the end surface of the vehicle body 1, the end surface of the outer ring of the rolling bearing 2-13 is fixedly welded with the flange plate at one end of the connecting piece 2-10, the flange plate at the other end is fixedly connected with the vehicle body 1 through a fastening bolt, so that the driving motor 2-12 drives the driven wheel 2-11, the driven, the accumulator tank 2-14 is of a cavity structure, one end of a conveying pipe 2-15 is fixed at the front end of the accumulator tank 2-14 in a sealing and welding mode, the conveying pipe 2-15 is communicated with the accumulator tank 2-14, the other end of the conveying pipe 2-15 penetrates through a connecting piece 2-10, a rolling bearing 2-13 and a sealing bearing 2-9 to extend into the rotary table 2-1, the conveying pipe 2-15 is fixed with the rolling bearing 2-13 and the sealing bearing 2-9 in a sealing and welding mode through a fixing piece 2-18, a piston 2-4 is sleeved in the accumulator tank 2-14 in an adhering mode, a threaded rod 2-16 is fixed at the rear end of the piston 2-4 in a welding mode through a connecting piece, the threaded rod 2-16 penetrates through the rear end of the accumulator tank 2-14 and is connected with the, the rear ends of the threaded rods 2 to 16 are driven by a slidable moving motor 2 to 17, sliding rails are fixedly welded at the bottoms of the moving motors 2 to 17, a mounting groove 3 is fixedly welded inside a vehicle body 1 at the rear end of the saving tanks 2 to 14, sliding grooves matched with the sliding rails of the moving motors 2 to 17 are welded on the mounting groove 3, and the central positions of the moving motors 2 to 17 after being mounted on the sliding grooves are on the same straight line with the central positions of the saving tanks 2 to 14, so that the moving motors 2 to 17 drive the threaded rods 2 to 16 to rotate, the threaded rods 2 to 16 are in threaded engagement with the saving tanks 2 to 14, the threaded rods 2 to 16 can move in the saving tanks 2 to 14 in a reciprocating manner, meanwhile, the moving motors 2 to 17 move along the sliding grooves, and further, the pistons 2 to 4 move in the saving tanks 2 to 14, the upper end of the gas storage tank is provided with a sealable liquid adding opening, liquid or gas is added into the gas storage tank, the threaded rod 2-16 is driven to rotate by the moving motor 2-17, the piston 2-4 in the storage tank 2-14 moves forwards, the gas or the liquid is compressed, the gas or the liquid flows into the fixed cylinder 2-2 through the conveying pipe 2-15 and the cavity of the rotary table 2-1, the movable rod 2-5 is pushed to ascend, and the movable rod 2-5 descends reversely to the movable rod.

The traveling mechanism comprises a mounting frame 4-1, the upper end of the mounting frame 4-1 is movably connected with the bottom of a vehicle body 1 through an electric telescopic rod 11, the upper end of the mounting frame 4-1 is used for fixing the bottom of the electric telescopic rod 11 through a fastening bolt, the top of the electric telescopic rod 11 is fixedly connected with the bottom of the vehicle body 1 through the fastening bolt, a wheel frame 4-2 capable of rotating is mounted at the front end of the bottom of the mounting frame 4-1, the bottom of the mounting frame 4-1 is connected with the wheel frame 4-2 through a rotating shaft, the rotating shaft is fixedly welded with the wheel frame 4-2, so that the wheel frame 4-2 can rotate around the rotating shaft, a driven gear 4-3 concentric with the rotating shaft is fixedly welded at the upper end of the rotating shaft, a steering motor 4-4 is fixed on a bottom end barrel in the mounting frame 4-, and the driving gear 4-5 is engaged with the driven gear 4-3, the rear end is fixedly provided with a universal wheel 4-6 through a fastening bolt, symmetrical wheels are arranged in the wheel frame 4-2 through a rotating shaft, the contact area of the wheels and the inner wall of the pipeline is increased, the stability of the vehicle body 1 is increased, and the wheels are driven through the fixed connection of a walking motor 4-7 fixedly arranged on the wheel frame 4-2 at the outer side of the wheel at the lower side of the front end of the vehicle body 1 through the fastening bolt and the rotating shaft through a coupler.

The auxiliary walking mechanism 5 comprises a connecting plate 5-1, one end of the connecting plate 5-1 is movably connected with a mounting groove 3 welded and fixed in the vehicle body 1 through an electric telescopic rod 11, the bottom of the electric telescopic rod 11 is fixedly connected with a connecting lug 5-4 welded on the mounting groove 3 through a fastening bolt, the other end of the connecting plate 5-1 is fixedly connected with three automatically telescopic connecting rods, each connecting rod comprises a fixing rod 5-2, one end of each fixing rod 5-2 is fixedly connected with the connecting plate 5-1, the surface of the other end of each fixing rod is welded with a slide rail, and a movable cylinder 5-3 matched with the fixing rod is sleeved in an attaching mode, so that the movable cylinder 5-3 can only slide along the slide rail in one direction to ensure the stability of the auxiliary walking mechanism 5, and a spring 5-5 is fixed between the fixing rod 5-2 and the bottom in the movable cylinder 5-, the bottom of the movable cylinder 5-3 is welded with a wheel frame 4-2, the wheel frame 4-2 is connected with wheels through a rotating shaft, so that the wheels have a certain expansion amount when encountering obstacles, the obstacles are avoided, in addition, when the wheels turn at the turning positions of the pipeline, the inner wall of the pipeline at the position is of an arc structure, and if the wheels are continuously attached to the inner wall of the pipeline, the stability of the vehicle body 1 is ensured, and therefore, the positions of the wheels can be changed.

All types of motor, electric telescopic handle 11, dust catcher 10, camera 7, light are by control system 8 automatic control, and control system 8 connects cell-phone APP, and then controls this device work through remote operation cell-phone APP, and all electrical components all have battery 9 to provide the electric energy in addition.

The utility model discloses in consider to reduce the frictional force between the two, improve the flexible performance of movable rod 2-5, consequently the movable rod 2-5 external diameter slightly is less than the fixed cylinder 2-2 internal diameter.

In the utility model, the stability of the high movable rod 2-5 is considered, so the edge position of the upper opening of the fixed cylinder 2-2 is attached to the surface of the movable rod 2-5.

In the utility model, the gas blocking piston 2-4 in the cavity between the upper end of the piston 2-4 in the fixed cylinder 2-2 and the upper end of the fixed cylinder 2-2 is prevented from rising, so the upper end of the fixed cylinder 2-2 is provided with the air leakage hole 2-3 communicated with the inside.

In the present invention, the opening of the fixed cylinder 2-2 is smaller than the inner piston 2-4 in view of preventing the movement out of the fixed cylinder 2-2.

The utility model discloses in consider to guarantee that automobile body 1 can stabilize the walking, cleaning device 2 can normal operating, therefore central point between running gear 4 and the supplementary running gear 5 and the central line of automobile body 1 and the central line of carousel 2-1 are same straight line, and the outermost end of running gear 4 and supplementary running gear 5 and the outermost end that corresponds cleaning roller 2-7 are the coplanar.

In the utility model, the parts need to rotate forwards and backwards, so the moving motors 2-17, the walking motors 4-7 and the steering motors 4-4 are bidirectional stepping motors.

The utility model discloses in consider this device self weight, this device's feature of environmental protection, security, consequently the intussuseption of piggy bank 2-14 intussuseption is clean inert gas, until gaseous piggy bank 2-14 and carousel 2-1 inner chamber of being full of.

The utility model discloses in consider that each position of this device needs to be observed, consequently camera 7 adopts all direction rotation camera 7.

The utility model discloses a theory of operation and application method:

starting a power supply master switch, starting a mobile phone APP connection control system 8, moving the device to a pipeline opening, if a cleaning roller 2-7 needs to be extended, clicking to start a moving motor 2-17 at the APP, starting the moving motor 2-17 by the control system 8, driving a threaded rod 2-16 to move in a storage tank 2-14 by the rotation of the moving motor 2-17, pushing a piston 2-4 in the storage tank 2-14, pushing gas to flow to a disc inner cavity by the piston 2-4, pushing a piston 2-4 in a fixed cylinder 2-2 to move upwards by the gas in the disc inner cavity, pushing the cleaning roller 2-7 to move upwards to be attached to the inner wall of the pipeline by a movable rod 2-5 along with the upward movement of the piston 2-4, and closing the moving motor 2-17; then clicking an electric telescopic rod of the auxiliary walking mechanism 5 to enable wheels to be attached to the inner wall of the pipeline, and closing the electric telescopic rod 11; and finally, clicking and starting the electric telescopic rod 11 of the walking device 4, so that wheels at the bottom of the vehicle body 1 are attached to the bottom of the pipeline, closing the electric telescopic rod 11, and lowering the cleaning rollers 2-7.

The device is put into a pipeline to start working, a camera 7, a lighting lamp, a dust collector 10, driving motors 2-12 and rotating motors 2-8 are clicked and started in an APP, a walking motor 4-7 is clicked and started in the APP, wheels are driven by the walking motor 4-7 to move forward or backward, the working condition of the device can be observed through a mobile phone APP in real time after the camera 7 transmits the working condition to the mobile phone APP, and dust particles raised by a cleaning roller 2-7 are collected by the dust collector 10; when the device needs to turn, the camera 7 is used for monitoring and observing the turning direction, the steering motor 4-4 is started in the APP in a clicking mode, the wheels are rotated by a certain angle in a matched mode of video monitoring, and the wheels are adjusted and closed to the steering motor 4-4 after the device is turned.

Although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that various changes and modifications can be made in the embodiments described above, or equivalent changes and modifications can be made to some of the technical features of the embodiments described above, and any changes, equivalents, and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an automatic cleaning device of pipeline inner wall, includes automobile body, cleaning device, running gear, characterized by: the vehicle body is of a cavity structure, the front end of the vehicle body is provided with a rotatable cleaning device, the bottom of the vehicle body is provided with a lifting self-steering walking device, two ends of the vehicle body are provided with telescopic symmetrical auxiliary walking mechanisms, the top of the vehicle body is provided with a control system, a camera, a lighting lamp and a storage battery, and the rear end of the vehicle body is provided with a dust collector;

the cleaning device comprises a rotary disc, the rotary disc is of a cavity structure with a central opening at one end, the circumferential surface of the rotary disc is provided with a fixed cylinder which is communicated with the cavity and is distributed at equal intervals with openings at two ends, a piston is arranged in the fixed cylinder, a movable rod is arranged at the upper end of the piston, the upper end of the movable rod extends out of the fixed cylinder, the upper end of the movable rod is provided with a cleaning roller which can automatically rotate and take broken filaments, the opening of the rotary disc is hermetically provided with a sealing bearing, the open end of the rotary disc is provided with a driven wheel through a connecting piece, the driven wheel is driven by a driving motor arranged on a vehicle body, the central position of the driven wheel is provided with an opening, the opening of the driven wheel is internally provided with a rolling bearing, the inner ring of the rolling bearing is close to the end face, the other end of the conveying pipe penetrates through the connecting piece, the rolling bearing and the sealing bearing to extend into the rotary table, the conveying pipe is connected with the rolling bearing and the sealing bearing in a sealing mode through the fixing piece, a piston moving through the moving device is arranged in the storage tank, and a liquid filling opening can be sealed in the upper end of the storage tank.

2. The automatic cleaning device for the inner wall of the pipeline according to claim 1, wherein: the mobile device comprises a threaded rod, one end of the threaded rod is connected with the piston, the other end of the threaded rod penetrates out of the rear end of the saving tank and is meshed with the rear end of the saving tank in a threaded manner, and the other end of the threaded rod is driven by a slidable mobile motor.

3. The automatic cleaning device for the inner wall of the pipeline according to claim 1, wherein: the traveling mechanism comprises a mounting frame, the upper end of the mounting frame is movably connected with the bottom of the vehicle body through an electric telescopic rod, a wheel frame capable of rotating is mounted at the front end of the bottom of the mounting frame, universal wheels are mounted at the rear end of the bottom of the mounting frame, rotatable wheels are mounted in the wheel frame, and the wheels are driven by traveling motors mounted on wheel frames on the outer sides of the wheels on the lower side of the front end of the vehicle body.

4. The automatic cleaning device for the inner wall of the pipeline according to claim 1, wherein: the auxiliary walking mechanism comprises a connecting plate, one end of the connecting plate is movably connected with a fixed mounting groove in the vehicle body through an electric telescopic rod, the other end of the connecting plate is provided with a plurality of connecting rods capable of automatically stretching, and the connecting rods are provided with rotatable wheels.

5. The automatic cleaning device for the inner wall of the pipeline according to claim 4, wherein: the connecting rod includes the dead lever, dead lever one end is connected with the connecting plate, and other end surface is equipped with the slide rail, and cup joints the activity section of thick bamboo rather than the adaptation, is equipped with the spring in dead lever and the activity section of thick bamboo between the bottom, and rotatable wheel is installed to activity bobbin base portion.

6. The automatic cleaning device for the inner wall of the pipeline according to claim 1, wherein: the outer diameter of the movable rod is slightly smaller than the inner diameter of the fixed cylinder.

7. The automatic cleaning device for the inner wall of the pipeline according to claim 1, wherein: the edge position of the upper opening of the fixed cylinder is attached to the surface of the movable rod, the upper end of the fixed cylinder is provided with an air leakage hole communicated with the inside, and the fixed opening is smaller than the piston inside.

8. The automatic cleaning device for the inner wall of the pipeline according to claim 1 or 3, wherein: the center point between the walking device and the auxiliary walking mechanism, the center line of the vehicle body and the center line of the turntable are the same straight line, and the outermost ends of the walking device and the auxiliary walking mechanism and the outermost ends of the corresponding cleaning rollers are the same plane.

9. The automatic cleaning device for the inner wall of the pipeline according to claim 1, wherein: driving motor, mobile device, running gear, dust catcher, camera, light are by control system automatic control, and control system connects cell-phone APP, and then controls this device work through remote operation cell-phone APP, and all electrical components all have the battery to provide the electric energy in addition.