CN218785017U

CN218785017U - Pipeline cleaning device

Info

Publication number: CN218785017U
Application number: CN202223200315.XU
Authority: CN
Inventors: 晏斌; 杨键
Original assignee: Suzhou Sujue Electrical Materials Co ltd
Current assignee: Suzhou Sujue Electrical Materials Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-04
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to the technical field of pipeline cleaning, in particular to a pipeline cleaning device, which comprises a base for placing a pipeline; the top surface of the base is fixedly connected with a support frame; the bottom of the supporting frame is provided with a supporting plate; a cavity is arranged inside the supporting plate; a water delivery pipe is rotatably connected to the inner side wall of the bottom end of the cavity; the outer side wall of the water delivery pipe is fixedly connected with a water spray nozzle; the bottom of the base is provided with a water storage box; a water conveying mechanism capable of conveying water in the water storage box into the cavity is arranged on the top surface of the support frame; the supporting plate is provided with a driving component which can drive the water pipe to rotate; the top surface of the supporting plate is provided with a pushing piece which can make the supporting plate move downwards; the water spray nozzles are driven to rotate when the water spray nozzles spray water to wash the pipeline, so that the inner side wall of the pipeline is uniformly washed, and the possibility of cleaning dead corners in the pipeline is reduced.

Description

Pipeline cleaning device

Technical Field

The utility model belongs to the technical field of the clean technique of pipeline and specifically relates to a pipeline cleaning device is related to.

Background

The mica tube is a tubular material which is formed by bonding stripped mica with a proper adhesive on a single-side reinforcing material and then rolling, has better insulativity and corrosion resistance, and needs to be washed in the production and processing process of the mica tube so as to remove powder and dust remained in the mica tube.

When wasing mica pipeline inner wall among the prior art, wash the pipeline through stretching into pipeline inner wall with the nozzle mostly, nevertheless the play water direction of nozzle is fixed mostly in the washing process, easily makes the inside dead angle that washs that appears of pipeline to the cleaning performance to the pipeline inside wall has been reduced.

SUMMERY OF THE UTILITY MODEL

The application provides a pipeline cleaning device, has and orders about the nozzle and takes place to rotate when the water spray washes the pipeline to evenly wash the pipeline inside wall, reduce the inside possibility that appears wasing the dead angle of pipeline.

The application provides a pipeline cleaning device adopts following technical scheme:

a pipeline cleaning device comprises a base for placing a pipeline; a supporting frame is fixedly connected to the top surface of the base; a supporting plate is arranged at the bottom of the supporting frame; a cavity is arranged inside the supporting plate; a water delivery pipe communicated with the inside of the cavity is rotatably connected to the inner side wall of the bottom end of the cavity; the outer side wall of the water delivery pipe is fixedly connected with a water spray nozzle communicated with the inside of the water delivery pipe; a water storage box is arranged at the bottom of the base; the top surface of the support frame is provided with a water conveying mechanism which can convey water in the water storage box into the cavity; the supporting plate is provided with a driving component which can drive the water delivery pipe to rotate; the top surface of the supporting plate is provided with a pushing piece which can make the supporting plate move downwards.

Through adopting above-mentioned technical scheme, will treat that abluent pipeline places on the base, it moves down to drive backing plate and raceway through the impeller, make the water spout on the raceway lateral wall stretch into inside the pipeline, when carrying out cleaning work, carry to the cavity in with the clear water in the water storage box through water delivery mechanism, clear water that gets into in the cavity flows into behind the raceway and is sprayed by the water spout, it rotates to drive the raceway through drive assembly at the in-process that the water spout sprayed the clear water, make the water spout evenly wash the pipeline inside wall, make the difficult clean dead angle that appears of pipeline inner wall.

Preferably, the outer side wall of the water conveying pipe is fixedly connected with a first straight gear; the drive assembly includes a first motor; the first motor is arranged on the top surface of the supporting plate, and the output end of the first motor is fixedly connected with a first rotating shaft; and a second straight gear meshed with the first straight gear is fixedly connected to the end part of the first rotating shaft far away from the first motor.

Through adopting above-mentioned technical scheme, carry out the clear in-process of water spray at the water spout, start first motor, first motor drives first pivot and second spur gear and rotates, and first spur gear and second spur gear meshing under the drive of second spur gear, first spur gear drives the raceway and rotates, and the water spout of being convenient for evenly sprays water to the pipe inner wall.

Preferably, the water delivery mechanism comprises a water pump; the water pump is arranged on the top surface of the support frame, the input end of the water pump is fixedly connected with a water inlet pipe, and the output end of the water pump is fixedly connected with a water outlet pipe; the end part of the water inlet pipe, which is far away from the water pump, extends into the water storage box and is communicated with the inside of the water storage box; the end part of the water outlet pipe, which is far away from the water pump, is communicated with the inside of the cavity.

Through adopting above-mentioned technical scheme, when carrying out the cleaning work of pipeline, start the clear water that the water pump was stored with water storage box inside and carry to the cavity in through inlet tube and outlet pipe, and then make the clear water that gets into in the cavity pass through the water spout blowout and clean pipeline inside.

Preferably, a second motor is installed on the outer side wall of the base; the output end of the second motor is fixedly connected with a first material conveying roller; a second material conveying roller is rotatably connected to the inner side wall of the base; a material conveying belt is sleeved on the first material conveying roller; the end part of the material conveying belt far away from the first material conveying roller is sleeved on the second material conveying roller, the first material conveying roller is linked with the second material conveying roller through the material conveying belt, and a plurality of pairs of plastic expansion bolts are fixedly connected to the top surface of the material conveying belt.

Through adopting above-mentioned technical scheme, will treat abluent pipeline and insert and establish a pair of plastics bloated outside, realize blocking the pipeline through the frictional force between the bloated bolt of plastics and the pipeline inside wall and establish for the pipeline is difficult for rocking in the transportation, starts the second motor and drives first defeated material roller and the rotation of second dredge material roller, carries the pipeline of placing on the defeated material area through the defeated material area, treats that the pipeline carries to carry out cleaning work to the pipeline behind the water jet department.

Preferably, the pushing member comprises a cylinder fixedly connected to the top surface of the supporting frame; the output end of the air cylinder is provided with a push rod penetrating through the side wall of the top end of the support frame; the end part of the push rod far away from the cylinder is fixedly connected with the top surface of the supporting plate.

Through adopting above-mentioned technical scheme, when pipeline transportation to raceway department, the water spray nozzle under the initial condition is located the pipeline top, starts the cylinder and drives push rod and backup pad and move down for inside raceway and water spray nozzle stretched into the pipeline, the water spray nozzle of being convenient for sprayed water to the pipeline inside wall and clean, it shifts up to make raceway and water spray nozzle stretch out from the pipeline in to drive the backup pad through the cylinder after the completion of waiting to clean, and then is convenient for transport the pipeline.

Preferably, a plurality of water leakage holes are formed in the material conveying belt; a backing plate is fixedly connected to the inner side wall of the water storage box; the top surface of the backing plate is provided with a baffle; a filter screen is fixedly connected to the inner side wall of the baffle, and a through hole is formed in the top surface of the baffle; the top surface of the backing plate is provided with a threaded hole corresponding to the through hole; a threaded rod penetrating through the through hole is connected to the inner side wall of the threaded hole in a threaded manner; the top surface of the backing plate is provided with an opening positioned at the bottom of the filter screen.

Through adopting above-mentioned technical scheme, the clear water is after wasing the pipeline inside wall, and sewage falls to the water storage box through the hole that leaks, filters the sewage that falls through the filter screen that sets up in the water storage box, realizes the reuse of water resource, reduces the waste of water resource, when the more dirt of accumulation on the filter screen, through rotating out the threaded rod from the screw hole and realizing dismantling of baffle, is convenient for carry out cleaning work to the filter screen.

Preferably, the bottom of the supporting plate is fixedly connected with an end cover sleeved outside the water delivery pipe; the end cover is positioned between the first straight gear and the water nozzle, and the end cover can cover the top of the pipeline.

Through adopting above-mentioned technical scheme, when the raceway stretched into inside the pipeline, the end cover lid was established at the pipeline top, extrudeed the pipeline through the end cover for the pipeline is difficult for taking place to empty, guarantees the stability of pipeline when water spray cleaning.

Preferably, a sealing groove is formed in the inner side wall of the support plate, which is in running fit with the water delivery pipe; and a sealing ring is arranged in the sealing groove.

By adopting the technical scheme, the sealing ring arranged in the sealing groove enables the contact part of the water pipe and the supporting plate to have good sealing performance, so that the water in the cavity is not easy to leak in the rotating process of the water pipe 32.

In summary, the present application has the following beneficial effects:

1. the clean water stored in the water storage box is conveyed into the cavity by starting the water pump, the clean water entering the cavity is sprayed onto the inner side wall of the pipeline by the water spray nozzle after entering the water conveying pipe, so that the inner side wall of the pipeline is washed, the first motor is started to drive the first rotating shaft and the second straight gear to rotate in the washing process, and the water conveying pipe drives the water spray nozzle to rotate in the pipeline under the meshing fit of the first straight gear and the second straight gear, so that the water spray nozzle uniformly sprays water to the inner side wall of the pipeline, the possibility of washing dead angles on the inner wall of the pipeline is reduced, and the cleaning effect on the inner side wall of the pipeline is improved;

2. drive backup pad, raceway and end cover through starting the cylinder and move down, move down to the lid when establishing at the pipeline top when the end cover, raceway and water spout stretch into inside the pipeline, extrude the pipeline through the end cover for the pipeline is difficult for taking place to empty at the difficult emergence of washing in-process remain stable.

Drawings

FIG. 1 is a schematic view of a pipe cleaning apparatus;

FIG. 2 is a schematic view of the support plate, the cylinder, the water pipe and the water nozzle;

FIG. 3 is a schematic diagram of the mating structure of the first motor, the second spur gear and the first spur gear of the present application;

FIG. 4 is a schematic view of the supporting plate, the water pipe and the sealing ring;

fig. 5 is a schematic view of the installation structure of the backing plate, the baffle plate and the threaded rod in the application.

Reference numerals are as follows: 1. a base; 11. a water storage box; 111. a drain pipe; 112. a valve; 12. a second motor; 13. a first delivery roller; 14. a second delivery roller; 15. a conveying belt; 151. a water leakage hole; 16. plastic expansion bolts; 17. a straight plate; 2. a support frame; 3. a support plate; 31. a cavity; 32. a water delivery pipe; 321. a first straight gear; 33. a water spray nozzle; 34. an end cap; 35. a sealing groove; 351. a seal ring; 4. a water delivery mechanism; 41. a water pump; 42. a water inlet pipe; 43. a water outlet pipe; 5. a drive assembly; 51. a first motor; 52. a first rotating shaft; 53. a second spur gear; 6. a pusher member; 61. a cylinder; 62. a push rod; 7. a base plate; 71. a threaded hole; 72. a threaded rod; 73. an opening; 8. a baffle plate; 81. a filter screen; 82. and a through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper," "lower," "bottom" and "top" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

The utility model discloses a pipeline cleaning device, as shown in figure 1, comprising a base 1 for placing a pipeline, a second motor 12, a second delivery roller 14 and a delivery belt 15; the second motor 12 is installed on the outer side wall of the base 1, and the output end of the second motor 12 is fixedly connected with a first material conveying roller 13; the first material conveying roller 13 is matched with the inner side wall of the base 1 in a rotating mode, the second material conveying roller 14 is connected to the inner side wall of the base 1 in a rotating mode, the material conveying belt 15 is sleeved on the outer portions of the first material conveying roller 13 and the second material conveying roller 14, the first material conveying roller 13 and the second material conveying roller 14 are linked through the material conveying belt 15, and a plurality of pairs of plastic expansion bolts 16 are fixedly connected to the top surface of the material conveying belt 15 along the length direction and the width direction of the material conveying belt 15.

The mica pipe sleeve to be cleaned is sleeved outside the pair of plastic expansion bolts 16, the inner side wall extrudes the outer side wall of the plastic expansion bolt 16 in the mica pipe placing process, so that the inner side wall of the mica pipe is clamped by the plastic expansion bolt 16, the mica pipe is kept stable, then the second motor 12 is started to drive the first conveying roller 13 to rotate, the second conveying roller 14 rotates in the rotating process of the first conveying roller 13, the conveying belt 15 transports the pipeline, and the pipeline is cleaned to a specified position after being transported.

As shown in fig. 1 and 2, a supporting frame 2 is fixedly connected to the top surface of a base 1, a supporting plate 3 is arranged at the bottom of the supporting frame 2, a cavity 31 is arranged inside the supporting plate 3, a group of water delivery pipes 32 communicated with the inside of the cavity 31 are rotatably connected to the inner side wall of the bottom end of the cavity 31, the water delivery pipes 32 are arranged at intervals along the length direction of the supporting plate 3, a group of water nozzles 33 communicated with the inside of the water delivery pipes 32 are fixedly connected to the outer side wall of the water delivery pipes 32, the water nozzles 33 are obliquely and downwardly arranged, a pushing member 6 capable of enabling the supporting plate 3 to move downwards is arranged at the top of the supporting plate 3, the pushing member 6 comprises a cylinder 61, the cylinder 61 is fixedly connected to the top surface of the supporting frame 2, a push rod 62 penetrating through the side wall of the top end of the supporting frame 2 is arranged at the output end of the cylinder 61, and the bottom of the push rod 62 is fixedly connected to the top of the supporting plate 3.

When transporting the pipeline to the bottom of support frame 2, start cylinder 61 and make push rod 62 drive backup pad 3 and raceway 32 move down, and then make the water spout 33 that sets up on raceway 32 stretch into inside the pipeline, be convenient for carry out the water spray through water spout 33 to the pipeline inside wall and wash the work.

As shown in fig. 1 and 2, a straight plate 17 is fixedly connected to the side wall of the supporting leg of the base 1, and a water storage box 11 is fixedly connected to the top surface of the straight plate 17; the top surface of the support frame 2 is provided with a water conveying mechanism 4 which can convey water in the water storage box 11 to the cavity 31, and the water conveying mechanism 4 comprises a water pump 41, a water inlet pipe 42 and a water outlet pipe 43; the water pump 41 rigid coupling is on 2 top surfaces of support frame, and inlet tube 42 one end rigid coupling is at the input of water pump 41, and the tip that the water pump 41 was kept away from to inlet tube 42 runs through 11 lateral walls of water storage box and stretches into 11 inside and 11 inside intercommunications of water storage box 11, and outlet pipe 43 one end rigid coupling is at the output of water pump 41, and the tip rigid coupling that the water pump 41 was kept away from to outlet pipe 43 is on 3 lateral walls of backup pad with the inside intercommunication of cavity 31.

When the pipeline is cleaned, the water pump 41 is started to convey the clean water stored in the water storage box 11 into the cavity 31 through the water inlet pipe 42 and the water outlet pipe 43, and the clean water entering the cavity 31 enters the water conveying pipe 32 and then is sprayed out through the water spray nozzle 33, so that the pipeline is cleaned.

As shown in fig. 2 and 3, the outer side walls of a group of water pipes 32 are all fixedly connected with first spur gears 321, the first spur gears 321 on two adjacent water pipes 32 are mutually engaged, a driving assembly 5 capable of rotating the water pipes 32 is arranged on the supporting plate 3, and the driving assembly 5 comprises a first motor 51 and a second spur gear 53; first motor 51 is installed on backup pad 3 top surface, first motor 51 output rigid coupling has first pivot 52, the tip that first motor 51 was kept away from to first pivot 52 of second spur gear 53 rigid coupling, second spur gear 53 meshes with the first spur gear 321 that is close to first motor 51, backup pad 3 bottom rigid coupling is equipped with the cover and locates the outside end cover 34 of raceway 32, end cover 34 is located the position between first spur gear 321 and water spout 33, raceway 32 lateral wall and end cover 34 inside wall normal running fit.

When raceway 32 stretches into inside the pipeline, end cover 34 lid is established at the pipeline top, extrude the pipeline through end cover 34, make the difficult emergence of pipeline empty, guarantee the pipeline stability when water spray cleaning, when washing the pipeline inside wall, start first drive first pivot 52 and second spur gear 53 and rotate, second spur gear 53 drives a set of first spur gear 321 and all rotates, thereby make a set of raceway 32 rotate, and then make water spout 33 evenly spray water to the pipeline inner wall, make the difficult clean dead angle that appears of the cleaning work to pipeline inner wall.

As shown in fig. 4, a sealing groove 35 is formed on the inner side wall of the support plate 3 which is rotatably matched with the water pipe 32; a sealing ring 351 is arranged in the sealing groove 35; the sealing ring 351 arranged in the sealing groove 35 enables the contact part of the water pipe 32 and the supporting plate 3 to have good sealing performance, so that water in the cavity 31 is not easy to leak in the rotating process of the water pipe 32.

As shown in fig. 1 and 5, the material conveying belt 15 is provided with a plurality of water leakage holes 151; a backing plate 7 is fixedly connected on the inner side wall of the water storage box 11; the top surface of the backing plate 7 is covered with a baffle plate 8; a filter screen 81 is fixedly connected to the inner side wall of the baffle 8, and through holes 82 are formed in the four corners of the top surface of the baffle 8; threaded holes 71 are formed in the four corners of the top surface of the backing plate 7 corresponding to the through holes 82; a threaded rod 72 penetrating through the through hole 82 is connected to the inner side wall of the threaded hole 71 in a threaded manner; the top surface of the backing plate 7 is provided with an opening 73 positioned at the bottom of the filter screen 81, and the side wall of the water storage box 11 is fixedly connected with a drain pipe 111 communicated with the inside of the water storage box 11; the drain pipe 111 is provided with a valve 112.

The clear water is after wasing the pipeline inside wall, sewage falls to water storage box 11 through leaking hole 151, filter the sewage of falling through filter screen 81 that sets up in the water storage box 11, realize the reuse of water resource, reduce the waste of water resource, when accumulating more dirt on filter screen 81, through rotating out threaded rod 72 from screw hole 71 and realizing dismantling of baffle 8, be convenient for carry out cleaning work to filter screen 81, the setting of drain pipe 111 is used for discharging the water in the water storage box 11.

The working principle is as follows: when a pipeline is cleaned, the pipeline to be cleaned is inserted outside a pair of plastic expansion bolts 16, the inner side wall of the pipeline extrudes the plastic expansion bolts 16, so that the inner side wall of the pipeline is clamped by the plastic expansion bolts 16, the stability of the pipeline during transportation is ensured, a second motor 12 is started to drive a first material conveying roller 13 to rotate, a second material conveying roller 14 rotates in the rotation process of the first material conveying roller 13, a material conveying belt 15 conveys the pipeline, the motion of the material conveying belt 15 is stopped when the pipeline is conveyed to the bottom of a water conveying pipe 32 by the material conveying belt 15, a starting cylinder 61 drives a support plate 3, the water conveying pipe 32 and an end cover 34 to move downwards, when the end cover 34 moves downwards to cover the top of the pipeline, the water conveying pipe 32 and a water nozzle 33 extend into the pipeline, the pipeline is extruded by the end cover 34, and the pipeline is kept stable and is not prone to topple over in the flushing process;

when the pipeline cleaning work is carried out, the water pump 41 is started to convey clean water stored in the water storage box 11 into the cavity 31 through the water inlet pipe 42 and the water outlet pipe 43, the clean water entering the cavity 31 enters the water conveying pipe 32 and then is sprayed onto the inner side wall of the pipeline through the water spray nozzle 33, so that the inner side wall of the pipeline is washed, the first motor 51 is started to drive the first rotating shaft 52 and the second straight gear 53 to rotate in the washing process, the water conveying pipe 32 drives the water spray nozzle 33 to rotate inside the pipeline under the meshing matching of the first straight gear 321 and the second straight gear 53, so that the water spray nozzle 33 uniformly sprays water to the inner side wall of the pipeline, the possibility of washing dead corners on the inner wall of the pipeline is reduced, and the cleaning effect on the inner side wall of the pipeline is improved;

the clear water is after wasing the pipeline inside wall, sewage falls to water storage box 11 through the hole 151 that leaks on the conveying belt 15, filter the sewage that falls through filter screen 81 that sets up in the water storage box 11, thereby realize the reuse of water resource, when accumulating more dirt on filter screen 81, through rotating out threaded rod 72 from screw hole 71 and realizing dismantling of baffle 8, be convenient for carry out cleaning to filter screen 81, treat that the pipeline is clean to accomplish the back, drive backup pad 3 through cylinder 61, raceway 32 and end cover 34 shift up to initial position, be convenient for carry out iterative work of washing to subsequent pipeline.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A pipe cleaning device, characterized in that: comprises a base (1) for placing a pipeline; the top surface of the base (1) is fixedly connected with a support frame (2); a support plate (3) is arranged at the bottom of the support frame (2); a cavity (31) is arranged in the supporting plate (3); a water delivery pipe (32) communicated with the inside of the cavity (31) is rotatably connected to the inner side wall of the bottom end of the cavity (31); the outer side wall of the water delivery pipe (32) is fixedly connected with a water spray nozzle (33) communicated with the inside of the water delivery pipe (32); a water storage box (11) is arranged at the bottom of the base (1); the top surface of the support frame (2) is provided with a water conveying mechanism (4) which can convey water in the water storage box (11) into the cavity (31); a driving component (5) which can drive the water pipe (32) to rotate is arranged on the supporting plate (3); the top surface of the supporting plate (3) is provided with a pushing piece (6) which can make the supporting plate (3) move downwards.

2. A pipe cleaning device as claimed in claim 1, wherein: a first straight gear (321) is fixedly connected to the outer side wall of the water conveying pipe (32); the drive assembly (5) comprises a first motor (51); the first motor (51) is arranged on the top surface of the supporting plate (3), and a first rotating shaft (52) is fixedly connected to the output end of the first motor (51); and a second straight gear (53) meshed with the first straight gear (321) is fixedly connected to the end part of the first rotating shaft (52) far away from the first motor (51).

3. A pipe cleaning device as claimed in claim 2, wherein: the water delivery mechanism (4) comprises a water pump (41); the water pump (41) is arranged on the top surface of the support frame (2), the input end of the water pump (41) is fixedly connected with a water inlet pipe (42), and the output end of the water pump (41) is fixedly connected with a water outlet pipe (43); the end part of the water inlet pipe (42) far away from the water pump (41) extends into the water storage box (11) to be communicated with the inside of the water storage box (11); the end part of the water outlet pipe (43) far away from the water pump (41) is communicated with the inside of the cavity (31).

4. A pipe cleaning device as claimed in claim 1, wherein: a second motor (12) is arranged on the outer side wall of the base (1); the output end of the second motor (12) is fixedly connected with a first material conveying roller (13); a second material conveying roller (14) is rotatably connected to the inner side wall of the base (1); a material conveying belt (15) is sleeved on the first material conveying roller (13); the end part of the material conveying belt (15) far away from the first material conveying roller (13) is sleeved on the second material conveying roller (14), the first material conveying roller (13) and the second material conveying roller (14) are linked through the material conveying belt (15), and a plurality of pairs of plastic expansion bolts (16) are fixedly connected to the top surface of the material conveying belt (15).

5. A pipe cleaning apparatus as claimed in claim 1, wherein: the pushing piece (6) comprises a cylinder (61) fixedly connected to the top surface of the support frame (2); the output end of the air cylinder (61) is provided with a push rod (62) penetrating through the side wall of the top end of the support frame (2); the end part of the push rod (62) far away from the cylinder (61) is fixedly connected with the top surface of the support plate (3).

6. The pipe cleaning apparatus of claim 4, wherein: a plurality of water leakage holes (151) are formed in the material conveying belt (15); a backing plate (7) is fixedly connected to the inner side wall of the water storage box (11); a baffle (8) is arranged on the top surface of the backing plate (7); a filter screen (81) is fixedly connected to the inner side wall of the baffle (8), and a through hole (82) is formed in the top surface of the baffle (8); a threaded hole (71) is formed in the position, corresponding to the through hole (82), of the top surface of the backing plate (7); a threaded rod (72) penetrating through the through hole (82) is connected to the inner side wall of the threaded hole (71) in a threaded manner; the top surface of the backing plate (7) is provided with an opening (73) positioned at the bottom of the filter screen (81).

7. A pipe cleaning device as claimed in claim 1, wherein: the bottom of the supporting plate (3) is fixedly connected with an end cover (34) sleeved outside the water delivery pipe (32); the end cover (34) is positioned between the first straight gear (321) and the water nozzle (33), and the end cover (34) can cover the top of the pipeline.

8. A pipe cleaning device as claimed in claim 1, wherein: a sealing groove (35) is formed in the inner side wall of the support plate (3) which is in running fit with the water delivery pipe (32); a sealing ring (351) is arranged in the sealing groove (35).