CN218108719U

CN218108719U - High-pressure water jet flow pipeline cleaning machine

Info

Publication number: CN218108719U
Application number: CN202222049712.5U
Authority: CN
Inventors: 孙强; 赵修林; 杨静; 仲辉; 于振中
Original assignee: HRG International Institute for Research and Innovation
Current assignee: Hefei Hagong Zhiling Intelligent Technology Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-12-23
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses a high pressure water jet pipeline cleaning machine, including dabber subassembly, tangential rotation subassembly, brill mill the subassembly, the water passageway has in the dabber subassembly, and the water passageway that is close to the tail end has the drip chamber, the dabber subassembly includes a plurality of first nozzles of jetting towards the rear, first nozzle and drip chamber intercommunication, tangential rotation subassembly rotates and connects the front end of dabber subassembly, tangential rotation subassembly includes a plurality of second nozzles, and a plurality of second nozzles are arranged along the tangential direction injection of self place circle, it mills subassembly fixed connection to bore the tangential rotation subassembly. The utility model has the advantages that: the water jet reaction force is used for simultaneously completing the driving, cleaning, dredging and dredging operations, and the device has the advantages of simple structure, small appearance and convenient operation and transportation; the device can be used for cleaning the pipeline opening before pipeline plugging or detection, removing sediment at the bottom of a pipe, sharp garbage on the pipe wall and the like, and is prepared for air bag plugging or detection equipment to enter the pipeline.

Description

High-pressure water jet flow pipeline cleaning machine

Technical Field

The utility model relates to a pipeline cleaning robot especially relates to a high pressure water jet pipeline cleaning machine.

Background

Municipal drainage pipeline engineering construction is divided into several categories such as pipeline detection, maintenance, restoration, and high water level pipeline construction all needs to carry out works such as precipitation, drainage, washing after the shutoff pipeline earlier stage. Cleaning and dredging of pipelines requires removal of sediment at the bottom of the pipeline, attachments on the pipe wall and other construction wastes.

At present, special vehicles represented by a high-pressure cleaning vehicle, a grab bucket dredging vehicle, a sewage suction vehicle and the like are used for cleaning, but the special vehicles have relatively single functions, or use a large amount of water, or have small construction capacity and limited range, and also need a large amount of manual assistance. The cleaning machine can not deeply enter the pipeline for cleaning, only can clean dirt floating on the inner wall of the pipeline, and hardly has the effect on working conditions such as large drift diameter, serious blockage of the pipeline, hard attachment of calcified pipe wall, large hard barrier and the like.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms part of the prior art that is already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve lies in: how to solve the problem that the prior pipeline cleaning mode can not clean the serious blockage, serious calcified attachments and the like in the pipeline.

The utility model discloses a following technical means realizes solving above-mentioned technical problem:

high-pressure water jet pipeline cleaning machine, including dabber subassembly, tangential rotation subassembly, brill mills the subassembly, the water passageway has in the dabber subassembly, and the water passageway that is close to the tail end has the collecting chamber, the dabber subassembly includes a plurality of first nozzles of jetting towards the rear, first nozzle and collecting chamber intercommunication, tangential rotation subassembly rotates and connects the front end of dabber subassembly, tangential rotation subassembly includes a plurality of second nozzles, and a plurality of second nozzles spray along the tangential direction of self place circle and arrange, it mills subassembly fixed connection to bore the tangential rotation subassembly.

The high-pressure water jet pipeline cleaning machine of the utility model can go deep into the pipeline to crush serious blockage and calcified attachments in the pipeline, and is used for cleaning the pipeline opening before blockage or dredging the pipeline before detection; the utility model uses high pressure water to enter the water channel of the mandrel component, and after being gathered by the water collecting chamber, the water is sprayed backwards from the first nozzle, and forward reaction force is generated to drive the robot to walk in the pipeline and clean the bottom of the pipe; part of water enters the tangential rotating assembly, and high-pressure water jet sprayed by the second nozzle drives the tangential rotating assembly and the drilling and milling assembly to rotate at a high speed, so that the drilling and milling assembly can scrape scales on the pipe wall, crush tree roots and building garbage, and destroy residues on a plugging wall and hard garbage on the front; the high-pressure water jet ejected tangentially simultaneously plays a role in cleaning the pipe wall, and the scraped and broken garbage and dirt are flushed out of the pipeline by the high-pressure water jet ejected from the second nozzle along with the sedimentation at the bottom of the pipe; the utility model completes the driving, cleaning, dredging and desilting operation simultaneously through the water jet reaction force, has simple structure, small appearance and convenient operation and transportation; the device can be used for cleaning the pipeline opening before pipeline plugging or detection, removing sediment at the bottom of the pipeline, sharp garbage on the wall of the pipeline and the like, and is prepared for air bag plugging or detection equipment to enter the pipeline.

Preferably, the mandrel assembly comprises a mandrel body and a tail connector, the tail end of the water channel in the mandrel body is a groove, one end of the tail connector is a water inlet, the other end of the tail connector is a groove, a water collecting chamber is formed after the groove of the mandrel body is connected with the groove of the tail connector, and the first nozzles are connected to the tail connector along a circumferential array.

The water collecting chamber at the tail part of the utility model is designed in an M-shaped special structure, so that part of high-pressure water flows to the first nozzle to be sprayed out when passing through the water collecting chamber, a better flow guiding effect is formed, and part of high-pressure water directly flows to the second nozzle, thereby improving the jet efficiency; the split structure of the mandrel body and the tail joint can be positioned through the spigot and connected through the bolt, and the mandrel body and the tail joint are convenient to process and assemble.

Preferably, the tangential rotating assembly further comprises a rotating mandrel and a plurality of rotating nozzles, the rotating mandrel is sleeved at the front end of the mandrel assembly, the front end of the mandrel assembly is provided with radial holes, the rotating nozzles are circumferentially distributed along the rotating mandrel, inner holes of the rotating nozzles are communicated with the radial holes, and the second nozzle is connected with the end part of the rotating nozzles.

The radius of the circle where the second nozzle is located is prolonged by the rotary spray pipe, and the high-pressure water sprayed out tangentially rotates the rotary spray pipe and the drilling and milling head.

Preferably, two ends of the inner part of the rotating mandrel are hermetically connected with the mandrel component through bearings and locked through a double nut arranged at the front end part of the mandrel component; the front end of the mandrel component is a blind end.

The double nuts are used for fixing and bearing the radial rotating force and the axial thrust of the second nozzle and the drilling and milling assembly; the sealing connection can ensure that high-pressure water inside the mandrel body and sewage outside the rotating mandrel cannot leak to the inside.

Preferably, the rotary spray pipe is in threaded connection with the rotary mandrel and is locked by a locking nut.

Preferably, the drilling and milling assembly comprises a rotating shaft, a drilling and milling head and a chain, one end of the rotating shaft is fixedly connected with the end part of the tangential rotating assembly, a plurality of through holes are formed in the rotating shaft, the chain penetrates through the through holes and is locked through radial locking bolts, and the drilling and milling head is fixedly connected with the other end of the rotating shaft.

The length of the chain is adjustable, the rotation range of a chain cutter at the end part of the chain is ensured to be in the outer edge of the guide sliding shoe assembly, the pipe wall cannot be damaged in the rotation process, and the chain cutter can adapt to application of different pipe diameters; the chain cutter and the drilling and milling head are made of high-strength cutting tool steel, have strong cutting and damaging forces, and can realize the damage and decomposition of strong and hard construction wastes such as reinforced concrete and the like.

Preferably, the mandrel assembly further comprises a guide slipper assembly, and the guide slipper assembly is connected with the outer portion of the mandrel assembly.

Preferably, the direction slipper subassembly includes guide sleeve, regulating plate, direction slipper, guide sleeve cup joints the outside of dabber subassembly is fixed, a plurality of regulating plates of guide sleeve's external connection, the connection that the direction slipper can be adjusted the regulating plate.

The guide sleeve is of a cylindrical structure, a plurality of adjusting plates are welded on the outer portion of the guide sleeve, and the adjusting plates are radial; the middle part of the guide sleeve is sleeved and fixed on the mandrel body through a fixing screw, and the guide sleeve and the mandrel body are designed and processed in a split mode, so that material loss is reduced; the size of the outer diameter edge of the guide sliding shoe can be adjusted to be matched with the size of the inner wall of the pipeline (smaller than the inner diameter of the pipeline wall by 10-20 mm) through different mounting holes on the adjusting plate, so that the guide sliding shoe can guide and support the cleaning machine and is suitable for different pipe diameter requirements; for larger pipe diameter, an intermediate connecting plate can be additionally arranged, so that the application range is further expanded; meanwhile, the tangential rotating force of the tangential rotating assembly and the drilling and milling assembly is counteracted through the friction force between the end part of the guide sliding shoe and the pipe wall, and the fault caused by the deflection of the cleaning machine is prevented.

The guide sliding shoe two-end inward-closing structure improves the passing performance of the cleaning machine under complex working conditions.

Preferably, the end of the guide shoe is tangentially provided with circular arc plates, and the circular arc plates of all the guide shoes are positioned on the same circle.

Preferably, the spraying direction of the first nozzle is 5-15 degrees with the axis of the mandrel component.

The installation position of the second nozzle and the central axis form an included angle of 5-15 degrees, and the nozzle adopts linear water column injection and has stronger impact cleaning force; axial driving force and pipe wall cleaning force requirements can be considered, the larger the installation included angle is, the stronger the pipe wall cleaning capacity is, and the lower the relative axial driving force is.

The utility model has the advantages that:

(1) The high-pressure water jet pipeline cleaning machine of the utility model can go deep into the pipeline to crush serious blockage and calcified attachments in the pipeline, and is used for cleaning the pipeline opening before blockage or dredging the pipeline before detection; the utility model generates forward reaction force to drive the robot to walk in the pipeline and clean the pipe bottom by the water channel of the mandrel component after the high-pressure water is gathered by the water collecting chamber and is sprayed backwards from the first nozzle; part of water enters the tangential rotating assembly, and high-pressure water jet sprayed by the second nozzle drives the tangential rotating assembly and the drilling and milling assembly to rotate at high speed, so that the drilling and milling assembly can scrape accumulated scale on the pipe wall, crush tree roots and construction waste, destroy residual plugging walls and front hard waste; the high-pressure water jet ejected tangentially simultaneously plays a role in cleaning the pipe wall, and the scraped and broken garbage and dirt are flushed out of the pipeline by the high-pressure water jet ejected from the second nozzle along with the sedimentation at the bottom of the pipe; the utility model completes the driving, cleaning, dredging and desilting operation simultaneously through the water jet reaction force, has simple structure, small appearance and convenient operation and transportation; the device can be used for cleaning the pipeline opening before pipeline plugging or detection, removing sediment at the bottom of a pipeline, sharp garbage on the wall of the pipeline and the like, and preparing for air bag plugging or detection equipment to enter the pipeline;

(2) The water collecting chamber at the tail part of the utility model is designed in an M-shaped special structure, so that part of high-pressure water flows to the first nozzle to be sprayed out when passing through the water collecting chamber, a better flow guiding effect is formed, and part of high-pressure water directly flows to the second nozzle, thereby improving the jet efficiency; the split structure of the mandrel body and the tail joint can be positioned through a spigot and connected through a bolt, so that the processing and the assembly are facilitated;

(3) The double nuts are used for fixing and bearing the radial rotating force and the axial thrust of the second nozzle and the drilling and milling assembly; the sealing connection can ensure that high-pressure water in the mandrel body and sewage outside the rotating mandrel cannot leak into the mandrel body;

(4) The length of the chain is adjustable, the rotation range of a chain cutter at the end part of the chain is ensured to be in the outer edge of the guide sliding shoe assembly, the pipe wall cannot be damaged in the rotation process, and the chain cutter can adapt to application of different pipe diameters; the chain cutter and the drilling and milling head are made of high-strength cutting tool steel, have strong cutting and damage forces, and can damage and decompose strong and hard building wastes such as reinforced concrete and the like;

(5) The guide sleeve is of a cylindrical structure, a plurality of adjusting plates are welded on the outer portion of the guide sleeve, and the adjusting plates are radial; the middle part of the guide sleeve is sleeved and fixed on the mandrel body through a fixing screw, and the guide sleeve and the mandrel body are designed and processed in a split mode, so that material loss is reduced; the size of the outer diameter edge of the guide sliding shoe can be adjusted to be matched with the size of the inner wall of the pipeline (the size is 10-20mm smaller than the inner diameter of the pipeline wall) through different mounting holes in the adjusting plate, so that the guide sliding shoe can guide and support the cleaning machine and is suitable for different pipe diameter requirements; for larger pipe diameter, an intermediate connecting plate can be additionally arranged, so that the application range is further expanded; meanwhile, the tangential rotating force of the tangential rotating assembly and the drilling and milling assembly is counteracted through the friction force between the end part of the guide sliding shoe and the pipe wall, so that the fault caused by the deflection of the cleaning machine is prevented; the two-end inward-closing structure of the guide sliding shoe improves the passing performance of the cleaning machine under complex working conditions;

(6) The installation position of the second nozzle and the central axis form an included angle of 5-15 degrees, and the nozzle adopts linear water column injection and has stronger impact cleaning force; axial driving force and pipe wall cleaning force requirements can be considered, the larger the installation included angle is, the stronger the pipe wall cleaning capacity is, and the lower the relative axial driving force is.

Drawings

Fig. 1 is a sectional view of a high-pressure water jet pipe cleaning machine according to an embodiment of the present invention;

FIG. 2 is a side view of a high pressure water jet pipe cleaning machine according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a mandrel assembly according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a guide shoe assembly according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of a guide shoe according to an embodiment of the present invention;

reference numbers in the figures:

1. a mandrel assembly; 11. a water collection chamber; 12. a mandrel body; 13. a tail connector; 14. a first nozzle;

2. a tangential rotation assembly; 21. rotating the mandrel; 22. rotating the spray pipe; 23. a second nozzle; 24. a tapered roller bearing; 25. a double round nut; 26. a lip-shaped seal ring;

3. drilling and milling components; 31. a rotating shaft; 32. drilling and milling a head; 33. a chain;

4. a guide shoe assembly; 41. a guide sleeve; 42. an adjusting plate; 43. a guide shoe;

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1, 2 and 3, the high-pressure water jet pipe cleaning machine comprises a mandrel assembly 1, a tangential rotating assembly 2 and a drilling and milling assembly 3, wherein a water channel is arranged in the mandrel assembly 1, the water channel close to the tail end is provided with a water collecting chamber 11, the mandrel assembly 1 comprises a plurality of first nozzles 14 which spray towards the rear, the first nozzles 14 are communicated with the water collecting chamber 11, the tangential rotating assembly 2 is rotatably connected with the front end of the mandrel assembly 1, the tangential rotating assembly 2 comprises a plurality of second nozzles 23, the plurality of second nozzles 23 spray along the tangential direction of the circle where the second nozzles 23 are located, and the drilling and milling assembly 3 is fixedly connected with the tangential rotating assembly 2.

Specifically, as shown in fig. 3, the mandrel component 1 includes a water collecting chamber 11, a mandrel body 12, a tail joint 13, and a first nozzle 14, the mandrel body 12 is of a cylindrical shaft structure, a water channel is formed inside the mandrel body 12, a left end of the mandrel body 12 is a groove, a right end of the water channel is a blind end, and a plurality of radial holes are formed at a right end of the water channel; the left end of tail joint 13 is the water inlet, and the water inlet is the screw hole, can connect threaded connection with high pressure water, and the right-hand member of tail joint 13 is the concave plate that the size is greater than the left end, is the recess in the right side of concave plate, the recess of dabber body 12 forms the water-collecting chamber 11 of M shape after being connected with the recess of tail joint 13, is equipped with the connecting hole of a plurality of circumference arrays on the right-hand member face of tail joint 13, first nozzle 14 is installed in the connecting hole.

The water collecting chamber 11 at the tail part is designed in an M-shaped special structure, so that part of high-pressure water flows to the first nozzle 14 to be sprayed out when passing through the water collecting chamber 11, a good flow guiding effect is formed, and part of high-pressure water directly flows to the second nozzle 23, so that the jet flow efficiency is improved; the split structure of the mandrel body 12 and the tail joint 13 can be positioned through a spigot and connected through a bolt, and therefore processing and assembly are facilitated.

The spraying direction of the first nozzle 14 is preferably 5-15 degrees with the axis of the mandrel body 12; the larger the installation included angle is, the stronger the cleaning capability of the pipe wall is, and the lower the relative axial driving force is; the nozzle adopts linear water column injection and has stronger impact cleaning force; in the pipeline, the high-pressure water jet is ejected backwards from the first nozzle 14 to generate forward reaction force to drive the robot to walk in the pipeline and clean the bottom of the pipeline, the requirements of axial driving force and pipe wall cleaning force can be met, the larger the installation included angle is, the stronger the pipe wall cleaning capability is, and the lower the relative axial driving force is.

The tangential rotating assembly 2 comprises a rotating mandrel 21, a plurality of rotating spray pipes 22, a second nozzle 23, a tapered roller bearing 24, a double-circular nut 25 and a lip-shaped sealing ring 26; rotatory dabber 21 is the drum type structure, and its internal diameter is greater than dabber body 12, and rotatory dabber 21 cup joints the front end of dabber body 12, the right-hand member of dabber body 12 has radial hole, the middle part of rotatory dabber 21 has a plurality of radial holes, and the radial hole of rotatory dabber 21 communicates with the radial hole of dabber body 12, and the radial hole of rotatory dabber 21 is the screw hole, and is a plurality of rotatory spray tube 22 is followed rotatory dabber 21 circumference distributes, and the outside of rotatory spray tube 22 is the screw thread, rotatory spray tube 22 threaded connection rotatory dabber 21 to lock through lock nut, at this moment, the hole of rotatory spray tube 22 and the radial hole intercommunication of rotatory dabber 21, second nozzle 23 is connected the tip of rotatory spray tube 22, second nozzle 23 is installed clockwise or anticlockwise along the tangential direction of rotatory spray tube 22 tip. The rotary nozzle 22 extends the radius of the circle where the second nozzle 23 is located, and the tangentially-sprayed high-pressure water realizes the rotation of the rotary nozzle and the drilling and milling head 32.

The two ends of the inside of the rotating mandrel 21 are connected with the mandrel body 12 through tapered roller bearings 24, the right end of the mandrel body 12 is provided with a thread section which is fixed through a double-circular nut 25 and used for bearing the radial rotating force and the axial thrust of the second nozzle 23 and the drilling and milling assembly 3.

The rotary mandrel 21 is connected with the mandrel body 12 in a sealing way, and the sealing way is as follows: the leftmost side of the rotary spindle 21 is sealed by a pair of lip seals 26, specifically, a rotary shaft FZ with sub-lip assembly type seal, and the space between the two tapered roller bearings 24, that is, both sides of the rotary nozzle 22, is sealed by four sets of shaft-use rotary square rings. The flange plate end face of the right end of the rotary mandrel 21 is connected with the flange face of the left end of the drilling and milling assembly 3 through bolts, and then the sealing is realized through an O-shaped ring, so that high-pressure water inside the mandrel body 12 and sewage outside the rotary mandrel 21 cannot leak to the inside, and a closed space is formed at the periphery of the tapered roller bearing 24 and used for storing lubricating grease to lubricate the bearing.

The drilling and milling assembly 3 comprises a rotating shaft 31, a drilling and milling head 32 and a chain 33, the left end of the rotating shaft 31 is provided with a flange face and is connected with the right end of the rotating mandrel 21 through a bolt, a plurality of through holes are formed in the rotating shaft 31, the chain 33 penetrates through the through holes and is locked through radial locking bolts, and the drilling and milling head 32 is fixedly connected with the other end of the rotating shaft 31.

The length of the chain 33 is adjustable, so that the rotation range of a chain cutter at the end part of the chain 33 is ensured to be in the outer edge of the guide slipper assembly 4, the pipe wall cannot be damaged in the rotation process, and the chain cutter can adapt to the application of different pipe diameters; the chain cutter and the drilling and milling head 32 are made of high-strength cutting tool steel, have strong cutting and damage force, and can realize the damage and decomposition of strong and hard construction wastes such as reinforced concrete and the like. The chain 33 is a metal chain, and the end part of the chain comprises a chain knife which can scrape scale on the pipe wall and crush tree roots and construction waste.

The utility model discloses the working process:

high-pressure water enters a water inlet at the left end of the mandrel body 12 and enters a water channel, and a part of water is gathered by the water collecting chamber 11 and is sprayed backwards from the first nozzle 14 to generate forward reaction force to drive the robot to walk in the pipeline and clean the bottom of the pipe; part of water flows to the rotary spray pipe 22 along the water channel, the high-pressure water jet sprayed by the second nozzle 23 drives the rotary spray pipe, the drilling and milling head 32 and the chain 33 to rotate at high speed, the drilling and milling head 32 can damage the residues of the plugged wall and the hard garbage on the front surface, and the chain 33 can scrape the accumulated scale on the pipe wall and crush tree roots and construction garbage; the high-pressure water jet ejected tangentially simultaneously plays a role in cleaning the pipe wall, and scraped and broken garbage and dirt are deposited along with the pipe bottom and are flushed out of the pipe by the high-pressure water jet ejected by the second nozzle 23.

The embodiment simultaneously completes driving, cleaning, dredging and dredging operation through the water jet reaction force, has simple structure, small appearance and convenient operation and transportation; the high-pressure water jet pipeline cleaning machine can be deeply arranged in a pipeline and is used for cleaning a pipeline opening before pipeline plugging or detection, removing sediment at the bottom of the pipeline, sharp garbage on the wall of the pipeline and the like and preparing for air bag plugging or detection equipment to enter the pipeline.

Example two:

as shown in fig. 2, 4 and 5, the high-pressure water jet pipeline cleaning machine further comprises a guide shoe assembly 4, wherein the guide shoe assembly 4 is connected with the outside of the mandrel assembly 1.

Specifically, the guide shoe assembly 4 includes a guide sleeve 41, an adjusting plate 42, and a guide shoe 43, the guide sleeve 41 is a cylindrical structure, a plurality of circumferentially distributed adjusting plates 42 are welded to the outside of the guide sleeve 41, the adjusting plates 42 are radially mounted along the guide sleeve 41, and the plurality of adjusting plates 42 are radial; the guide sleeve 41 is sleeved outside the mandrel body 12 and fixed through bolts, specifically, the middle of the guide sleeve 41 is provided with bolt holes arranged in the radial direction, the mandrel body 12 is provided with corresponding bolt holes, the bolt holes of the mandrel body 12 are not communicated with the water channel, and the guide sleeve 41 is fixedly connected with the mandrel body 12 through fixing screws. The guide sleeve 41 and the mandrel body 12 are designed and processed in a split mode, and material loss is reduced.

The adjusting plate 42 is a square or rectangular plate and is connected with the outside of the guide sleeve 41 through welding, the adjusting plate 42 comprises a plurality of groups of adjusting holes, and the positions of the adjusting holes are different and can be designed in a plurality of rows; the guide shoes 43 are adjustably connected to the adjusting plate 42 by installing different adjusting holes. The size of the outer diameter edge of the guide sliding shoe 43 can be adjusted to be matched with the size of the inner wall of the pipeline (smaller than the inner diameter of the pipeline wall by 10-20 mm) through different mounting holes in the adjusting plate 42, so that the cleaning machine can be guided and supported, and the requirements of different pipe diameters can be met; for larger pipe diameter, an intermediate connecting plate can be additionally arranged, so that the application range is further expanded; meanwhile, the tangential rotating force of the tangential rotating assembly 2 and the drilling and milling assembly 3 is counteracted through the friction force between the end part of the guide sliding shoe 43 and the pipe wall, and the cleaning machine is prevented from deflecting to cause faults.

As shown in fig. 5, the guide shoe 43 is also formed by combining a square or rectangular plate and an arc plate, the square or rectangular plate is used for being connected with the adjusting plate 42, the arc plate is connected along the tangential direction of the top end of the square or rectangular plate, the arc plate has a certain radian and can be matched with the pipe wall, and the arc plates of all the guide shoes 43 are positioned on the same circle.

The two ends of the circular arc plate are internally contracted to form a structure, so that the passing performance of the cleaning machine under the complex working condition is improved.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. High-pressure water jet pipeline cleaning machine, its characterized in that includes dabber subassembly, tangential rotation subassembly, bores and mills the subassembly, the water passageway has in the dabber subassembly, and the water passageway that is close to the tail end has the collecting chamber, the dabber subassembly includes a plurality of first nozzles that spray towards the rear, first nozzle and collecting chamber intercommunication, the tangential rotation subassembly rotates and connects the front end of dabber subassembly, the tangential rotation subassembly includes a plurality of second nozzles, and a plurality of second nozzles spray along the tangential direction of self place circle and arrange, it mills subassembly fixed connection to bore the tangential rotation subassembly.

2. The high-pressure water jet pipe cleaning machine according to claim 1, wherein the spindle assembly comprises a spindle body and a tail joint, the tail end of the water channel in the spindle body is a groove, one end of the tail joint is a water inlet, the other end of the tail joint is a groove, the groove of the spindle body and the groove of the tail joint are connected to form a water collecting chamber, and the first nozzles are connected to the tail joint along a circumferential array.

3. The high pressure water jet pipe cleaning machine of claim 1, wherein the tangential rotating assembly further comprises a rotating mandrel, a plurality of rotating nozzles, the rotating mandrel is sleeved on the front end of the mandrel assembly, the front end of the mandrel assembly is provided with a radial hole, the plurality of rotating nozzles are distributed along the circumference of the rotating mandrel, the inner holes of the rotating nozzles are communicated with the radial hole, and the second nozzle is connected with the end part of the rotating nozzles.

4. The high-pressure water jet pipeline cleaning machine according to claim 3, wherein the two inner ends of the rotating mandrel are hermetically connected with the mandrel component through bearings and locked through a double nut arranged at the front end part of the mandrel component; the front end of the mandrel component is a blind end.

5. The high-pressure water jet pipeline cleaning machine according to claim 3, wherein the rotary nozzle is in threaded connection with the rotary mandrel and is locked by a locking nut.

6. The high-pressure water jet pipeline cleaning machine according to claim 1, wherein the drilling and milling assembly comprises a rotating shaft, a drilling and milling head and a chain, one end of the rotating shaft is fixedly connected with the end part of the tangential rotating assembly, a plurality of through holes are formed in the rotating shaft, the chain penetrates through the through holes and is locked through radial locking bolts, and the drilling and milling head is fixedly connected with the other end of the rotating shaft.

7. The high pressure water jet line cleaner of claim 1, further comprising a guide shoe assembly coupled to an exterior of the mandrel assembly.

8. The high-pressure water jet pipe cleaning machine according to claim 7, wherein the guide shoe assembly comprises a guide sleeve, an adjusting plate and a guide shoe, the guide sleeve is sleeved outside the mandrel assembly and fixed, a plurality of adjusting plates are connected to the outside of the guide sleeve, and the guide shoe is connected with the adjusting plates in an adjustable mode.

9. The high pressure water jet line cleaner of claim 8, wherein the ends of the guide shoes are tangentially mounted radiused plates, and the radiused plates of all the guide shoes are on the same circle.

10. The high-pressure water jet pipe cleaning machine of claim 1, wherein the injection direction of the first nozzle is 5-15 degrees from the axis of the spindle assembly.