CN112064775A

CN112064775A - Municipal administration is with workman's sewer pipe line operation device of being convenient for

Info

Publication number: CN112064775A
Application number: CN202010967975.7A
Authority: CN
Inventors: 孙国花
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2020-12-11

Abstract

The invention discloses a municipal administration convenient worker sewer pipe operation device in the field of municipal administration operation equipment, which comprises a bottom plate, an arc-shaped plate and anti-slip rollers, wherein the arc-shaped plate is welded at the lower side of the bottom plate, wheel shafts are symmetrically arranged in the arc-shaped plate in a penetrating way, two ends of each wheel shaft are connected with the anti-slip rollers through bearings, an air bag cushion is embedded in the center of the upper side of the bottom plate, inclined supporting plates are symmetrically welded at the upper side of the bottom plate, and the centers of the outer sides of the inclined supporting plates are connected with air cylinders through screws. So that workers are damaged after crawling in the pipeline for a long time.

Description

Municipal administration is with workman's sewer pipe line operation device of being convenient for

Technical Field

The invention relates to the field of municipal operation equipment, in particular to a municipal convenient-to-use sewage pipeline operation device.

Background

Contain the desilting treatment work to the sewer in the municipal service work, guarantee the unblocked of sewer, just can guarantee the effective emission of the drainage of urban road rainwater and domestic sewage, avoid sewer pipe to block up, guarantee the normal clear of resident's life, the workman need use special operation device when getting into sewer pipe operation, can improve workman's operating efficiency greatly.

When the existing municipal device for facilitating the sewer pipe operation of workers is used, a device for providing flexible support for the lower part of the body of the workers is lacked, so that the workers are damaged after crawling in the pipeline for a long time, meanwhile, the existing device is lacked with a device for facilitating the workers to move in the pipeline, so that the workers need to move in the pipeline through crawling, the moving efficiency is low, the operation efficiency is influenced, and in addition, when the existing device is used, the workers cannot be effectively fixed, the device cannot be stably fixed with the inner wall of the pipeline, the stability of the operation device of the workers is influenced, the operation danger is increased, in addition, when the existing device is used, an operation tool cannot be effectively and stably placed on the device, so that the workers are easily mistakenly injured by the tool, therefore, the municipal device for facilitating the sewer pipe operation of the workers is provided by technical personnel in the field, to solve the problems set forth in the background art described above.

Disclosure of Invention

The invention aims to provide a municipal sewer pipeline operation device convenient for workers, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a municipal administration is convenient for workers to drain pipeline operation device, including bottom plate, arc and antiskid gyro wheel, the said arc of welding of said bottom plate underside, the said arc is symmetrical to wear to have the wheel axle inside, the said wheel axle both ends connect with said antiskid gyro wheel through the bearing, the said gasbag pad of centre embedding of upper side of bottom plate, the said upper side of bottom plate is symmetrical to weld and has the inclined strut plate, the centre of outside of said inclined strut plate connects with air cylinder through the screw, the end of said air cylinder far away from said inclined strut plate connects with the pressure strip through the bolt, the arcuate lateral surface of the said pressure strip is equidistant to integrally form and have sucking disc holes, there are safety belts on one side of said inclined strut plate, said one end of safety belt has sockets, the said upper side of wheel axle is symmetrical to have tube-clamping seats, the integral forming of said tube; the magnet ring can stably fix the water delivery pipe and the inserted bar in the pipe clamping groove on the pipe clamping seat through magnetic adsorption, so that the barb claw and the puncture loosening cone are stably placed, accidental injury to workers is avoided, the safety belt can fix the workers on the bottom plate through the belt socket, the workers are effectively fixed, falling of the workers from the bottom plate is avoided, the workers are prevented from being injured, the air bag cushion can have an effective buffering and damping effect after being inflated, the workers can obtain effective flexible support when lying on the bottom plate, the upper body of the hard bottom plate is prevented from being injured when lying for a long time, the air cylinder on one side of the inclined supporting plate can tightly press the pressing plate on the inner side wall of the sewer pipe after being pressurized, and the bottom plate and the sewer pipe are stably fixed, the stability of the operation of workers is ensured.

As a further scheme of the invention: a towing hook is welded at the center of the other side wall of the bottom plate, one side of the towing hook is connected with an air inlet pipe through threads, and the pipe clamping seat is connected with a water delivery pipe through the pipe clamping groove and the magnet ring; the towing hook can be convenient for ground personnel to pull the bottom plate and workers out of a sewer pipe, the air inlet pipe provides a pipeline for inflating the air bag cushion, and the water delivery pipe can be convenient for high-pressure water to enter the puncture loosening cone and spray out to dilute blocking objects through the high-pressure water spray holes.

As a further scheme of the invention: one end of the water delivery pipe is connected with a puncture loosening cone through threads, the puncture loosening cone is integrally formed with high-pressure water spray holes at equal intervals along the side of a ring of a larger end face, and an insertion rod is arranged on the upper side of the pipe clamping seat at the other end of the wheel shaft; the inserted rod enables the barb claw to have good tensile strength, and the inserted rod is enabled to carry out the blockage from the pipeline through the barb claw and the annular air bag after inflation.

As a further scheme of the invention: one end of the inserted bar is hinged with a barb claw, an annular air bag is arranged on the side, close to the outer ring of the end head of the barb claw, of the inserted bar, one end of the inner side of the arc plate is connected with an air bubble through a screw, and one end of the air bubble is connected with an electronic valve through threads; the diameter of the annular air bag is increased after the annular air bag is inflated, so that an effective blocking effect can be achieved, meanwhile, under the clamping effect of the barb claw, a blockage can be clamped and fixed, and the air cannon can be convenient for workers to pressurize and dredge the blockage which is tightly blocked.

As a further scheme of the invention: one end of the safety belt is connected with the bottom plate through a rivet, the other end of the safety belt is connected with the bottom plate through the belt socket, the belt socket is connected with the bottom plate through a bolt, and the inclination angle of the inclined supporting plate and the bottom plate is 60 degrees; the belt socket can ensure that the safety belt is stably fixed on the bottom plate, so that workers can be effectively fixed, and the inclination angle of the inclined supporting plate ensures that the air cylinder and the pressing plate can be stably and effectively pressed on the inner side wall of the sewer pipeline.

As a further scheme of the invention: the pressing plate is made of rigid polyvinyl chloride materials, one end of the air inlet pipe is connected with the airbag cushion through threads, the arc-shaped plate and the bottom plate are made of aluminum alloy, and the cross section of the sucker hole is in a horn mouth shape; the material characteristics of the pressing plate and the shape of the sucker hole can ensure that the pressing plate is tightly adsorbed on the inner side wall of the sewer pipeline after being pressed and compressed, so that the connection strength of the pressing plate and the inner side wall of the pipeline is ensured, and the weight of the device is reduced and the strength is ensured simultaneously due to the material characteristics of the bottom plate and the arc-shaped plate.

As a further scheme of the invention: the anti-skid roller is made of rubber materials, the wheel shaft is made of high-strength steel, the air cannon is arranged at the lowest end of the arc-shaped groove in the upper part of the arc-shaped plate, and the tube clamping seat is connected with the wheel shaft through a tube hoop; the material characteristics of the wheel shaft enable the wheel shaft to have high supporting strength, the device is guaranteed to have good quality, and the material characteristics of the anti-skidding roller enable the anti-skidding roller to have a certain buffering and shock-absorbing effect.

As a further scheme of the invention: the high-pressure water spray hole and the central axis of the end surface of the thick head of the puncture loosening cone form an included angle of 30 degrees, the barb claw is connected with the inside of the inserted link through a pneumatic piston structure, and the inserted link is of a hollow structure; the water body sprayed out of the high-pressure water spray holes has strong reaction force, so that the puncture loosening cone has power for rotating and moving forward, and the puncture loosening cone can stably penetrate into a blockage.

As a further scheme of the invention: the safety belt is made of corrosion-resistant waterproof materials, the maximum inflated diameter of the annular air bag is 300mm, and the opening angle range of the barb claw is 0-60 degrees; the safety belt can be used for a long time without being damaged in the environment of a sewer line due to the material characteristics of the safety belt, the service life and the strength are improved, and the opening angle range of the barb claw can enable the barb claw to effectively grip a blockage.

As a further scheme of the invention: the inclined supporting plate is perpendicular to the air cylinder, the rotating angle between the pressing plate and the end of the air cylinder is 0-5 degrees, the diameter of the effective action range of the air cannon is 600-900mm, and the effective action distance of the air cannon is 0-2 meters; the rotation range of the pressing plate and the cylinder can enable the pressing plate to be effectively pressed and fixed with the inner side wall of the sewer pipeline, and the fixing effect of the pressing plate is guaranteed.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the arrangement of the air bag cushion and the air inlet pipe, when a worker works in the pipeline, the lower part of the body can be effectively supported by the flexible supporting device, so that the body of the worker is prevented from being damaged after the worker climbs for a long time, and the problem that when the existing municipal device for facilitating the operation of the sewer pipeline of the worker is used, the device for providing flexible support for the lower part of the body of the worker is lacked, so that the worker is damaged after the worker climbs for a long time in the pipeline is solved.

2. According to the pipeline moving device, due to the arrangement of the bottom plate, the arc-shaped plate, the wheel shaft, the towing hook and the anti-skidding roller, a worker can move quickly in the pipeline through the bottom plate and the anti-skidding roller, the moving efficiency is improved, the operation efficiency is improved, and the problems that the existing device is lack of a device which is convenient for the worker to move in the pipeline, the worker needs to move in the pipeline through crawling, the moving efficiency is low, and the operation efficiency is influenced are solved.

3. According to the invention, through the arrangement of the safety belt, the belt socket, the inclined supporting plate, the air cylinder, the pressing plate and the sucker hole, a worker can be effectively fixed on the device by the device, meanwhile, the pressing plate is driven by the air cylinder to be pressed on the inner side wall of the pipeline, so that the device and the inner side wall of the pipeline are effectively and stably fixed, the operation stability of the worker is ensured, the danger during operation is reduced, and the problems that the worker cannot be effectively fixed and the device and the inner side wall of the pipeline cannot be stably fixed when the existing device is used, the stability of the worker operating device is influenced, and the operation danger is increased are solved.

4. According to the invention, the tool can be effectively adsorbed and fixed on the device through the clamping tube seat, the clamping tube groove and the magnet ring, so that the tool is prevented from shaking, further, the phenomenon that a worker is accidentally injured by the tool is avoided, and the problem that the worker is easily accidentally injured by the tool because an operation tool cannot be effectively and stably placed on the device when the existing device is used is solved.

Drawings

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

FIG. 2 is a schematic structural view of a piercing and loosening awl according to the present invention;

FIG. 3 is a schematic view of the structure of the curved plate of the present invention;

FIG. 4 is an enlarged view of the tube clamping seat of the present invention;

fig. 5 is a left side view schematically illustrating the structure of the pressing plate according to the present invention.

In the figure: 1. a base plate; 2. anti-skid rollers; 3. a wheel axle; 4. a compression plate; 5. a cylinder; 6. a diagonal bracing plate; 7. an airbag cushion; 8. towing hooks; 9. an arc-shaped plate; 10. an air inlet pipe; 11. a seat belt; 12. a belt socket; 13. an air cannon; 14. puncturing a loosening cone; 15. inserting a rod; 16. a barb claw; 17. an annular air bag; 18. a water delivery pipe; 19. high-pressure water spray holes; 20. a cartridge holder; 21. an electronic valve; 22. a pipe clamping groove; 23. a magnet ring; 24. and (4) sucking disc holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1 to 5, in the embodiment of the invention, a municipal convenient-to-worker sewer pipe operation device comprises a bottom plate 1, an arc-shaped plate 9 and anti-slip rollers 2, wherein the arc-shaped plate 9 is welded on the lower side of the bottom plate 1, wheel shafts 3 are symmetrically arranged in the arc-shaped plate 9 in a penetrating manner, the anti-slip rollers 2 are connected with two ends of the wheel shafts 3 through bearings, an airbag cushion 7 is embedded in the center of the upper side of the bottom plate 1, inclined supporting plates 6 are symmetrically welded on the upper side of the bottom plate 1, an air cylinder 5 is connected with the center of the outer side of each inclined supporting plate 6 through a screw, one end of each air cylinder 5, far away from each inclined supporting plate 6, is connected with a pressing plate 4 through a bolt, suction cup holes 24 are formed in an integrally and equidistantly on the arc-shaped outer side of each pressing plate 4, a safety belt 11 is arranged on one side, through the arranged air bag 7 and the air inlet pipe 10, when a worker works in the pipeline, the lower part of the body can obtain an effective flexible supporting device, the body of the worker is prevented from being damaged after the worker climbs for a long time, the problem that the worker is damaged after the worker climbs for a long time due to the lack of a device for providing flexible support for the lower part of the body of the worker when the existing municipal device for facilitating the operation of the sewer pipeline is used is solved, the worker can quickly move in the pipeline through the bottom plate 1 and the anti-skidding roller 2 through the arranged bottom plate 1, the arc-shaped plate 9, the wheel shaft 3, the towing hook 8 and the anti-skidding roller 2, the moving efficiency is improved, the operation efficiency is further improved, the problem that the existing device is lack of a device for facilitating the movement of the worker in the pipeline, the worker needs to move in the pipeline through crawling, the moving efficiency is, the safety belt 11, the belt socket 12, the inclined supporting plate 6, the air cylinder 5, the pressing plate 4 and the sucker hole 24 are arranged, so that a worker can be effectively fixed on the device by the device, meanwhile, the pressing plate 4 is driven by the air cylinder 5 to be pressed on the inner side wall of the pipeline, the device and the inner side wall of the pipeline are effectively and stably fixed, the operation stability of the worker is ensured, the danger during operation is reduced, the problems that the worker cannot be effectively fixed and the device and the inner wall of the pipeline cannot be stably fixed when the existing device is used, the stability of the operating device of the worker is further influenced, and the operation danger is increased are solved, the tool can be effectively adsorbed and fixed on the device by the pipe clamping seat 20, the pipe clamping groove 22 and the magnet ring 23, the tool is prevented from shaking, the worker is further prevented from being accidentally injured by the tool, and the problem that the operation tool cannot be effectively and stably placed on the device when the, so that the worker is easily injured by the tool by mistake.

Wherein, the center of the other side wall of the bottom plate 1 is welded with a towing hook 8, one side of the towing hook 8 is connected with an air inlet pipe 10 through a thread, a pipe clamping seat 20 is connected with a water delivery pipe 18 through a pipe clamping groove 22 and a magnet ring 23, the towing hook 8 can facilitate ground personnel to pull the bottom plate 1 and workers out of a sewer pipe, the air inlet pipe 10 provides a pipeline for the inflation of the air bag cushion 7, the water delivery pipe 18 can facilitate high-pressure water to enter a puncture loose cone 14 and spray out and dilute blockage through a high-pressure water spray hole 19, one end of the water delivery pipe 18 is connected with the puncture loose cone 14 through a thread, the high-pressure water spray holes 19 are formed at equal intervals on the ring side of one end surface of the puncture loose cone 14, an inserting rod 15 is arranged on the upper side of the pipe clamping seat 20 at the other end of the wheel shaft 3, the inserting rod 15 enables the barb 16 to have good tensile strength, and ensures, one end of an inserting rod 15 is hinged with a barb claw 16, an annular air bag 17 is arranged on the outer ring side of the end, close to the barb claw 16, of the inserting rod 15, an air cannon 13 is connected to one end of the inner side of the arc-shaped plate 9 through a screw, an electronic valve 21 is connected to one end of the air cannon 13 through a screw thread, the diameter of the annular air bag 17 is increased after inflation, an effective blocking effect can be achieved, meanwhile, under the clamping effect of the barb claw 16, a blocking object can be clamped and fixed, and the air cannon 13 can be convenient for workers to conduct pressurization and dredging on the blocking object which is.

One end of a safety belt 11 is connected with a bottom plate 1 through a rivet, the other end of the safety belt 11 is connected with the bottom plate 1 through a belt socket 12, the belt socket 12 is connected with the bottom plate 1 through a bolt, the inclined angle between an inclined supporting plate 6 and the bottom plate 1 is 60 degrees, the belt socket 12 can ensure that the safety belt 11 is stably fixed on the bottom plate 1, and further a worker can be effectively fixed, the inclined angle of the inclined supporting plate 6 can ensure that an air cylinder 5 and a pressing plate 4 can be stably and effectively pressed on the inner side wall of a sewer pipeline, the pressing plate 4 is made of rigid polyvinyl chloride materials, one end of an air inlet pipe 10 is connected with an air bag cushion 7 through threads, the arc-shaped plate 9 and the bottom plate 1 are made of aluminum alloy, the section shape of a suction disc hole 24 is a horn mouth, the material characteristics of the pressing plate 4 and the shape of the suction disc hole 24 can ensure that, bottom plate 1 and arc 9's material characteristic, make the weight of device alleviate, guarantee intensity simultaneously, anti-skidding gyro wheel 2 is made for rubber materials, shaft 3 is made for the high strength steel, air bubble 13 sets up the least significant end at arc 9 upper portion arc recess, card pipe socket 20 passes through the ferrule with shaft 3 and is connected, shaft 3's material characteristic, make shaft 3 have higher support intensity, the assurance device has fine quality, anti-skidding gyro wheel 2's material characteristic makes it have certain buffering shock attenuation effect.

The high-pressure water spray holes 19 and the center shaft of the thick end face of the puncture loose cone 14 form an included angle of 30 degrees, the barb claws 16 are connected with the inside of the inserted link 15 through an air pressure piston structure, the inserted link 15 is of a hollow structure, the water body sprayed out from the high-pressure water spray holes 19 has strong reaction force, so that the puncture loose cone 14 can have power for rotating and moving forward, the puncture loose cone 14 can stably penetrate into a blockage, the safety belt 11 is made of corrosion-resistant waterproof material, the maximum diameter of the inflated and expanded annular air bag 17 is 300mm, the opening angle range of the barb claws 16 is 0-60 degrees, the material characteristics of the safety belt 11 can ensure that the safety belt 11 can be used for a long time in the environment of a sewer pipeline without being damaged, the service life and the strength are improved, the opening angle range of the barb claws 16 can ensure that the barb claws 16 can effectively clasp the blockage, and the inclined supporting plate 6 is perpendicular to the, the rotation angle of the end of the pressing plate 4 and the end of the air cylinder 5 is 0-5 degrees, the diameter of the effective action range of the air cannon 13 is 600-900mm, the effective action distance of the air cannon 13 is 0-2 meters, and the rotation range of the pressing plate 4 and the air cylinder 5 can effectively compress and fix the pressing plate 4 and the inner side wall of the sewer pipeline, so that the fixing effect of the pressing plate 4 is ensured.

The working principle of the invention is as follows: the bottom plate 1 is stably placed in a sewer pipe through the anti-skid roller 2, a worker lies on the air bag cushion 7 on the upper side of the bottom plate 1, the worker is effectively fixed on the bottom plate 1 through the safety belt 11, the towing hook 8 is connected with a ground rope, the pressurizing air pipe and the pressurizing water pipe are respectively connected with the air inlet pipe 10, the inserted link 15, the air cylinder 5 and the water conveying pipe 18, the air bag cushion 7 is arranged, the body of the worker is not damaged after long-time climbing, the worker can rapidly move in the pipeline through the anti-skid roller 2 on the lower side of the bottom plate 1, the operation efficiency is improved, when the worker needs to be fixed at a certain position in the pipeline, the air cylinder 5 drives the pressing plate 4 to be pressed on the inner side wall of the pipeline, the device and the inner side wall of the pipeline are stably fixed, the stability of the worker during operation is ensured, the safety of the worker operation is further ensured, the pipe clamping groove 22 and the magnet ring 23 on, avoid the instrument to rock when not using, and then avoid the workman to be injured by the instrument by mistake, when the workman need pierce through loose plug, with the loose awl 14 of puncture insert all in the plug, open raceway 18, high-pressure water enters into the loose awl 14 of puncture through raceway 18, and spout through high-pressure hole for water spraying 19, make the loose awl 14 of puncture have the power of rotary motion, and then make the loose awl 14 of puncture penetrate in the plug, the spun high-pressure water can loosen the plug, when needs dredge the tight plug of jam, aim at the jam region with air cannon 13, open electronic valve 21, make the pressurized gas release fast, and then dredge the jam region by pressurizing.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a municipal administration is with workman's sewer pipe work device of being convenient for, includes bottom plate (1), arc (9) and anti-skidding gyro wheel (2), its characterized in that: the anti-skidding wheel type automobile chassis is characterized in that the arc-shaped plate (9) is welded on the lower side of the bottom plate (1), wheel shafts (3) are symmetrically arranged in the arc-shaped plate (9) in a penetrating mode, two ends of each wheel shaft (3) are connected with the anti-skidding idler wheels (2) through bearings, an airbag cushion (7) is embedded in the center of the upper side of the bottom plate (1), inclined supporting plates (6) are symmetrically welded on the upper side of the bottom plate (1), the centers of the outer sides of the inclined supporting plates (6) are connected with air cylinders (5) through screws, one ends, far away from the inclined supporting plates (6), of the air cylinders (5) are connected with pressing plates (4) through bolts, suction disc holes (24) are formed in an integrated mode on the arc-shaped outer side faces of the pressing plates (4) at equal intervals, safety belts (11) are, the center of the tube clamping seat (20) is integrally formed with a tube clamping groove (22), and a magnet ring (23) is embedded in the middle of the tube clamping groove (22).

2. The municipal worker-facilitated sewage pipe working apparatus according to claim 1, wherein: the bottom plate (1) another lateral wall center welding has towing pintle (8), there is intake pipe (10) towing pintle (8) one side through threaded connection, on the tube clamping seat (20) through tube clamping groove (22) and magnet ring (23) are connected with raceway (18).

3. The municipal worker-facilitated sewage pipe working apparatus according to claim 2, wherein: one end of the water delivery pipe (18) is connected with a puncture loose cone (14) through threads, high-pressure water spraying holes (19) are formed in the puncture loose cone (14) at equal intervals on the side of the thick end face ring, and an insertion rod (15) is arranged on the upper side of the pipe clamping seat (20) at the other end of the wheel shaft (3).

4. The municipal worker-facilitated sewage pipe working apparatus according to claim 3, wherein: one end of the inserted link (15) is hinged with a barb claw (16), an annular air bag (17) is arranged on the side, close to the outer ring of the end of the barb claw (16), of the inserted link (15), one end of the inner side of the arc-shaped plate (9) is connected with an air bubble (13) through a screw, and one end of the air bubble (13) is connected with an electronic valve (21) through a thread.

5. The municipal worker-facilitated sewage pipe working apparatus according to claim 1, wherein: one end of the safety belt (11) is connected with the bottom plate (1) through a rivet, the other end of the safety belt (11) is connected with the bottom plate (1) through the belt socket (12), the belt socket (12) is connected with the bottom plate (1) through a bolt, and the inclined angle of the inclined supporting plate (6) and the bottom plate (1) is 60 degrees.

6. The municipal worker-facilitated sewage pipe working apparatus according to claim 4, wherein: the pressure strip (4) is made for rigid polyvinyl chloride material, intake pipe (10) one end with gasbag pad (7) pass through threaded connection, arc (9) with bottom plate (1) is the aluminum alloy and makes, sucking disc hole (24) cross sectional shape is the horn mouth.

7. The municipal worker-facilitated sewage pipe working apparatus according to claim 6, wherein: antiskid gyro wheel (2) are made for rubber materials, shaft (3) are made for high strength steel, air bubble (13) set up arc plate (9) upper portion arc recess's the least significant end, tube block (20) with shaft (3) are connected through the ferrule.

8. The municipal worker-facilitated sewage pipe working apparatus according to claim 7, wherein: the high-pressure water spray hole (19) and the central axis of the thick end face of the puncture loosening cone (14) form an included angle of 30 degrees, the barb claw (16) is connected with the inside of the inserted link (15) through a pneumatic piston structure, and the inserted link (15) is of a hollow structure.

9. The municipal worker-facilitated sewage pipe working apparatus according to claim 8, wherein: the safety belt (11) is made of corrosion-resistant waterproof materials, the maximum inflated diameter of the annular air bag (17) is 300mm, and the opening angle range of the barb claw (16) is 0-60 degrees.

10. The municipal worker-facilitated sewage pipe working apparatus according to claim 9, wherein: the inclined supporting plate (6) is perpendicular to the air cylinder (5), the rotating angle between the pressing plate (4) and the end of the air cylinder (5) is 0-5 degrees, the diameter of the effective action range of the air cannon (13) is 600-900mm, and the effective action distance of the air cannon (13) is 0-2 meters.