CN114522943A

CN114522943A - Sludge scraping and sucking machine with sawtooth-shaped scraper blades and adjustable telescopic rods

Info

Publication number: CN114522943A
Application number: CN202210223273.7A
Authority: CN
Inventors: 项明龙; 陆晓峰; 朱晓磊; 项陈晨; 姚晟; 李明轩
Original assignee: Jiangsu Tianpeng Petrochemical Technology Co ltd
Current assignee: Jiangsu Tianpeng Petrochemical Technology Co ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-05-24
Anticipated expiration: 2042-03-07
Also published as: CN114522943B

Abstract

The invention discloses a mud scraping and sucking machine with a sawtooth-shaped scraper blade and an adjustable telescopic rod, which comprises a supporting assembly, wherein the supporting assembly comprises a platform, the platform is connected with a vertical plate in a sliding manner, a first hydraulic cylinder is arranged on the vertical plate, and the output end of the first hydraulic cylinder is fixedly connected with the bottom end of the platform; clear away the subassembly and include the suction tube, the suction tube rotates with the platform to be connected, the intercommunication has rotary joint on the suction tube, rotary joint stiff end intercommunication has the suction pump, platform one end fixedly connected with tool bit is kept away from to the suction tube, be equipped with the scraper on the tool bit, the suction tube transmission is connected with the motor, the motor is installed on the platform, the first connecting plate of suction tube fixedly connected with, first connecting plate is located the tool bit top, be equipped with a plurality of knife rests on the first connecting plate, a plurality of scrapers of knife rest bottom fixedly connected with. The device can be used for timely cleaning hardened sludge in the hydrogenation reactor, and the normal work of the reactor is prevented from being influenced by the sludge.

Description

Sludge scraping and sucking machine with sawtooth-shaped scraper blades and adjustable telescopic rods

Technical Field

The invention relates to the technical field of equipment cleaning, in particular to a mud scraping and sucking machine with a sawtooth-shaped scraper and an adjustable telescopic rod.

Background

The hydrogenation reactor system is the core part of the whole hydrogenation process, and the hydrogenation reactor can directly influence the performance of the new catalyst and the implementation effect of the new process. Due to the fact that the quality of raw materials is unstable, hardened sludge in a hydrogenation reactor is a common problem. The accumulation of sludge in the hydrogenation reactor on the surface of the catalyst bed layer can cause temperature difference in the reactor, cause local overheating, reduce the performance of the catalyst and cause production stop in severe cases.

Disclosure of Invention

The invention aims to provide a sludge scraping and sucking machine with a sawtooth-shaped scraper and an adjustable telescopic rod, which is used for solving the problems in the prior art, timely cleaning hardened dirt in a hydrogenation reactor and ensuring the normal production.

In order to achieve the purpose, the invention provides the following scheme: the invention provides a mud scraping and sucking machine with a saw-tooth scraper and an adjustable telescopic rod, which comprises:

the support assembly comprises a platform, the platform is connected with a vertical plate in a sliding mode, a first hydraulic cylinder is arranged on the vertical plate, and the output end of the first hydraulic cylinder is fixedly connected with the bottom end of the platform;

clear away the subassembly, clear away the subassembly and include the suction tube, the suction tube with the platform rotates to be connected, the intercommunication has rotary joint on the suction tube, rotary joint stiff end intercommunication has the suction pump, the suction tube is kept away from platform one end fixedly connected with tool bit, be equipped with the scraper on the tool bit, the suction tube transmission is connected with the motor, the motor install in on the platform, the first connecting plate of suction tube fixedly connected with, first connecting plate is located the tool bit top, be equipped with a plurality of knife rests on the first connecting plate, knife rest bottom fixedly connected with is a plurality of the scraper.

Preferably, the suction tube is fixedly connected with a second connecting plate, the second connecting plate is located at the top of the first connecting plate, the bottom end of the second connecting plate is fixedly connected with a plurality of electric push rods, the output ends of the electric push rods are movably connected with the knife rests, and the first connecting plate is rotatably connected with the knife rests.

Preferably, the output end of the electric push rod is fixedly connected with a first sliding plate, the first sliding plate is provided with a through hole, the suction pipe penetrates through the through hole, the first sliding plate is connected with the suction pipe in a sliding manner, and a connecting rod is hinged between the first sliding plate and the knife rest.

Preferably, the tool bit includes the fixed plate, the fixed plate with suction tube fixed connection, a plurality of first branches of fixed plate circumference fixedly connected with, first branch is kept away from solid fixed ring of fixed plate one end fixedly connected with, gu go up a plurality of second branches of fixedly connected with on the fixed ring, second branch is kept away from gu fixed ring one end fixedly connected with conical head, fixedly connected with on the second branch the scraper.

Preferably, the scraper has a first blade, first blade top is for leading the spigot surface, it is fluted to lead spigot surface top, recess top fixedly connected with arranges the material arch, first blade has the bottom surface, lead the spigot surface with the contained angle is less than 90 between the bottom surface.

Preferably, a branch pipe is fixedly connected to the knife rest, a plurality of suction heads are communicated with the branch pipe, the suction heads are located between two adjacent scrapers on the knife rest, and the branch pipe is communicated with the suction pipe through a corrugated pipe.

Preferably, the bottom end of the platform is fixedly connected with a bottom plate, the top end of the bottom plate is fixedly connected with the first hydraulic cylinder, the platform is fixedly connected with a second sliding plate, the second sliding plate is fixedly connected with a sliding sleeve, the vertical plate is fixedly connected with a sliding rod, and the sliding rod is arranged in the sliding sleeve in a penetrating mode.

Preferably, the platform is provided with a rotating hole, the suction pipe penetrates through the rotating hole, and the suction pipe is rotatably connected with the rotating hole through a bearing.

Preferably, the output end of the motor is fixedly connected with a driving gear, the suction tube is fixedly connected with a driven gear, and the driving gear is meshed with the driven gear.

Preferably, the top end of the suction pipe is communicated with the rotating end of the rotating joint, the fixed end of the rotating joint is communicated with the suction pump through a conveying pipe, and the rotating joint is fixedly connected with the platform through an auxiliary frame.

The invention discloses the following technical effects: this device is provided with clears away the subassembly, it includes the suction tube to clear away the subassembly, the suction tube is close to the one end fixedly connected with tool bit of mud, be equipped with the scraper on the tool bit, the first connecting plate of suction tube fixedly connected with, be equipped with a plurality of knife rests on the first connecting plate, also be equipped with the scraper on the knife rest, the motor drives the suction tube and rotates, the scraper on tool bit and the knife rest is under the rotation of suction tube, scrape the clearance to mud, suction tube and swivelling joint intercommunication, the swivelling joint other end and suction pump intercommunication, the piece of striking off the clearance passes through the suction of suction pump, discharge apparatus is outer, the suction tube rotates and is connected with the platform, platform and riser sliding connection, under the effect of first pneumatic cylinder, the platform can slide on the riser, change the height of platform, thereby change the position of suction tube, make the suction tube can be along with the constantly move down of clearing up the work. The device can be used for timely cleaning hardened sludge in the hydrogenation reactor, and the normal work of the reactor is prevented from being influenced by the sludge.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a schematic structural view of a mud scraping and sucking machine with a saw-tooth scraper and adjustable telescopic rods according to the present invention;

FIG. 2 is a partial enlarged view of a in FIG. 1;

FIG. 3 is a partial enlarged view of b in FIG. 1;

FIG. 4 is a schematic view of the blade holder and doctor blade configuration of the present invention;

FIG. 5 is a schematic view of a manifold according to the present invention;

FIG. 6 is a schematic structural view of example 2;

FIG. 7 is a schematic view of an oil brush ring according to the present invention;

wherein, 1, a platform; 2. a vertical plate; 3. a first hydraulic cylinder; 4. a suction tube; 5. a rotary joint; 6. a suction pump; 7. a cutter head; 8. a scraper; 801. a first cutting edge; 802. a slide guide surface; 803. a groove; 804. a discharge bulge; 805. a bottom surface; 9. a motor; 10. a first connecting plate; 11. a tool holder; 12. a second connecting plate; 13. an electric push rod; 14. a first slide plate; 15. a connecting rod; 16. a fixing plate; 17. a first support bar; 18. a fixing ring; 19. a second support bar; 20. a conical head; 2001. a second cutting edge 21, a branch pipe; 22. a suction head; 23. a bellows; 24. a second slide plate; 25. a sliding sleeve; 26. a slide bar; 27. a driving gear; 28. a driven gear; 29. a delivery pipe; 30. a base plate; 31. a second hydraulic cylinder; 32. an oil circuit brush ring; 33. an oil brush stator; 34. an oil brush rotor; 35. an oil brush bottom shell; 36. a rotor oil inlet hole; 37. a rotor oil return hole; 38. a first annular groove; 39. a second annular groove; 40. a stator oil inlet hole; 41. a stator oil return hole; 42. a three-way two-position reversing valve; 43. and a hydraulic controller.

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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Example 1

Referring to fig. 1 to 5, the present invention provides a sludge scraping and sucking machine having a saw-toothed scraper and adjustable telescopic rods, comprising:

the supporting assembly comprises a platform 1, the platform 1 is connected with a vertical plate 2 in a sliding mode, a first hydraulic cylinder 3 is arranged on the vertical plate 2, and the output end of the first hydraulic cylinder 3 is fixedly connected with the bottom end of the platform 1; first pneumatic cylinder 3 drives platform 1 and reciprocates, and platform 1 slides on riser 2 simultaneously, and the operation is more steady, and platform 1 can drive other part removal.

The cleaning assembly comprises a suction pipe 4, the suction pipe 4 is rotatably connected with the platform 1, the suction pipe 4 is communicated with a rotary joint 5, the fixed end of the rotary joint 5 is communicated with a suction pump 6, one end, far away from the platform 1, of the suction pipe 4 is fixedly connected with a cutter head 7, the cutter head 7 is provided with a scraper 8, the suction pipe 4 is in transmission connection with a motor 9, the motor 9 is installed on the platform 1, the suction pipe 4 is fixedly connected with a first connecting plate 10, the first connecting plate 10 is positioned at the top of the cutter head 7, the first connecting plate 10 is provided with a plurality of knife rests 11, and the bottom ends of the knife rests 11 are fixedly connected with the plurality of scrapers 8; motor 9 drives suction tube 4 and rotates, suction tube 4 can rotate on platform 1, suction tube 4 drives tool bit 7 and rotates, scraper 8 on the tool bit 7 clears up hydrogenation reactor board dirt, in this embodiment, the hardened mud of tool bit 7 preferred contact, can carry out local clearance earlier to mud, scraper 8 on the knife rest 11 is linear arrangement, suction tube 4 drives knife rest 11 rotatory through first connecting plate 10, thereby make scraper 8 on the knife rest 11 also clear up hydrogenation reactor board dirt, suction pump 6 passes through rotary joint 5 and suction tube 4 intercommunication, suction pump 6 starts the back, the mud piece of clearance is inhaled to suction tube 4, rotary joint 5 one end is connected pivoted suction tube 4, the static suction pump 6 of other end intercommunication, can discharge the mud piece smoothly.

According to a further optimized scheme, a second connecting plate 12 is fixedly connected to the suction pipe 4, the second connecting plate 12 is located at the top of the first connecting plate 10, a plurality of electric push rods 13 are fixedly connected to the bottom end of the second connecting plate 12, the output ends of the electric push rods 13 are movably connected with the knife rests 11, and the first connecting plate 10 is rotatably connected with the knife rests 11; in this embodiment, the number of the electric push rods 13 is at least two, the plurality of knife rests 11 rotate in the vertical direction, the number of the knife rests 11 corresponds to the number of the electric push rods 13, the suction pipe 4 drives the second connecting plate 12 to rotate, the second connecting plate 12 drives the electric push rods 13 to rotate, in the process of cleaning the hardened sludge, the electric push rods 13 drive the knife rests 11 to rotate in the vertical direction, and can adapt to the surface of the hardened sludge, in the process of cleaning the sludge, because the knife head 7 contacts the sludge first, the knife head 7 moves downward, then the scraper 8 on the knife rest 11 contacts the sludge, the knife rest 11 is pushed by the electric push rods 13, the scraper 8 on the knife rest 11, which is close to the knife head 7, contacts the sludge first, the scraper 8, which is far away from the knife head 7, continuously contacts the sludge, and is beneficial to protecting the knife rest 11, when the suction pipe 4 rotates at a high speed, all the knife rests 11 contact the sludge on the surface suddenly, damage to the tool holder 11 is easily caused.

According to a further optimized scheme, a first sliding plate 14 is fixedly connected to the output end of the electric push rod 13, a through hole is formed in the first sliding plate 14, the suction pipe 4 penetrates through the through hole, the first sliding plate 14 is connected with the suction pipe 4 in a sliding mode, and a connecting rod 15 is hinged between the first sliding plate 14 and the knife rest 11; the first sliding plate 14 and the tool rest 11 are hinged through a hinge seat and a connecting rod 15, the electric push rod 13 drives the first sliding plate 14 to move up and down, the first sliding plate 14 is hinged with the tool rest 11 through the connecting rod 15, and when the first sliding plate 14 moves up and down, the tool rest 11 can be driven to rotate up and down around the first connecting plate 10.

According to a further optimized scheme, the cutter head 7 comprises a fixing plate 16, the fixing plate 16 is fixedly connected with the suction pipe 4, the fixing plate 16 is fixedly connected with a plurality of first supporting rods 17 in the circumferential direction, one ends, far away from the fixing plate 16, of the first supporting rods 17 are fixedly connected with a fixing ring 18, the fixing ring 18 is fixedly connected with a plurality of second supporting rods 19, one ends, far away from the fixing ring 18, of the second supporting rods 19 are fixedly connected with a conical head 20, and the second supporting rods 19 are fixedly connected with a scraper 8; suction tube 4 drives fixed plate 16 and rotates, and fixed plate 16 drives second branch 19 through first branch 17 and solid fixed ring 18 and rotates to can drive the scraper 8 rotation on the second branch 19, clear up mud, in this embodiment, second blade 2001 has been seted up to the symmetry on the conical head 20, is favorable to the tool bit 7 to drill on mud.

According to a further optimized scheme, the scraper 8 is provided with a first cutting edge 801, the top of the first cutting edge 801 is a guide sliding surface 802, the top of the guide sliding surface 802 is provided with a groove 803, the top of the groove 803 is fixedly connected with a discharge protrusion 804, the first cutting edge 801 is provided with a bottom surface 805, and an included angle between the guide sliding surface 802 and the bottom surface 805 is smaller than 90 degrees; first blade 801 scrapes mud, and the mud of scraping can be the curly form and pile up in first blade 801 top, leads smooth surface 802 and makes mud piece rebound, and at mud piece rebound in-process, recess 803 can be temporary storage, and when mud piece was too much, can outwards discharge along arranging material arch 804, and the position of mud piece has kept away from the position of first blade 801 this moment, does not influence first blade 801 and continues to clear away mud.

According to a further optimized scheme, a branch pipe 21 is fixedly connected to the tool rest 11, a plurality of suction heads 22 are communicated with the branch pipe 21, the suction heads 22 are positioned between two adjacent scrapers 8 on the tool rest 11, and the branch pipe 21 is communicated with the suction pipe 4 through a corrugated pipe 23; when the scraper 8 on the knife rest 11 is cleaned, the suction head 22 can suck away the cleaned debris, so that the efficiency of cleaning sludge is improved, and the debris sucked away by the suction head 22 enters the suction pipe 4 through the corrugated pipe 23.

According to a further optimization scheme, the bottom end of the platform 1 is fixedly connected with a bottom plate 30, the top end of the bottom plate 30 is fixedly connected with a first hydraulic cylinder 3, the platform 1 is fixedly connected with a second sliding plate 24, the second sliding plate 24 is fixedly connected with a sliding sleeve 25, a vertical plate 2 is fixedly connected with a sliding rod 26, and the sliding rod 26 penetrates through the sliding sleeve 25; the first hydraulic cylinder 3 is fixedly connected with the platform 1 through a bottom plate 30, and the second sliding plate 24 slides on the vertical plate 2 through a sliding sleeve 25 and a sliding rod 26, so that the platform 1 slides on the vertical plate 2.

Further optimize the scheme, platform 1 has seted up and has rotated the hole, and the suction tube 4 is worn to establish and is rotated downtheholely, and the suction tube 4 rotates through the bearing with rotating the hole and connect, through the connected mode of bearing, when platform 1 lifts, can drive the lifting of suction tube 4.

In a further optimized scheme, the output end of the motor 9 is fixedly connected with a driving gear 27, the suction pipe 4 is fixedly connected with a driven gear 28, and the driving gear 27 is meshed with the driven gear 28; the motor 9 rotates the driving gear 27, and the driving gear 27 rotates the driven gear 28, thereby rotating the suction tube 4.

Further optimize the scheme, 4 tops of suction tube and rotary joint 5's rotatory end intercommunication, rotary joint 5's stiff end passes through conveyer pipe 29 and suction pump 6 intercommunication, and suction tube 4 is the suction sludge piece that does not stop when rotatory, and the sludge piece passes through rotary joint 5, has conveyer pipe 29 to remove to suction pump 6, finally by suction pump 6 discharge, and rotary joint 5 passes through auxiliary frame and platform 1 fixed connection.

This device application method, be connected this device with the equipment of treating the clearance through riser 2, will clear away the subassembly and aim at the position of treating the clearance, after fixed, starter motor 9, motor 9 drives suction tube 4 through driving gear 27 and driven gear 28 and rotates, suction tube 4 drives the tool bit 7 and rotates, tool bit 7 drives conical head 20 and rotates, because the blade 201 has been seted up on conical head 20, can drill the clearance fast on mud, the scraper 8 on the tool bit 7 contacts mud gradually after conical head 20 drills, and scrape the clearance. Fixedly connected with first connecting plate 10 and second connecting plate 12 on suction tube 4, first connecting plate 10 rotates and is connected with a plurality of knife rests 11, a plurality of knife rests 11 can rotate on the vertical direction around first connecting plate 10, fixedly connected with electric putter 13 on the second connecting plate 12, electric putter 13 drives first slide 14 and slides on suction tube 4, it has connecting rod 15 to articulate between first slide 14 and the knife rest 11, when first slide 14 reciprocated, can drive knife rest 11 through connecting rod 15 and rotate in vertical direction. In the clearance in-process, can adjust the position of platform 1 from top to bottom through first pneumatic cylinder 3 to make suction tube 4 reciprocate, also can adjust the area of contact of knife rest 11 and mud surface according to the progress of clearance, suction tube 4 passes through rotary joint 5 and suction pump 6 intercommunication, under the suction effect of suction pump 6, outside the equipment of clearance with the mud piece discharge.

Example 2

Referring to fig. 6 and 7, the difference between this embodiment and embodiment 1 is that the electric push rod 13 is replaced by a second hydraulic cylinder 31, the bottom end of the second connecting plate 12 is fixedly connected with a plurality of second hydraulic cylinders 31, the output end of the second hydraulic cylinder 31 is fixedly connected with the first sliding plate 14, the bottom end of the platform 1 is fixedly connected with an oil brush ring 32, the suction pipe 4 is arranged in the oil brush ring 32 in a penetrating manner, and the oil passages of the plurality of second hydraulic cylinders 31 are communicated with the oil brush ring 32 through oil pipes. The oil brush ring 32 comprises an oil brush stator 33 and an oil brush rotor 34, the oil brush rotor 34 is positioned in the oil brush stator 33, the oil brush stator 33 is connected with the oil brush rotor 34 in a sliding manner, the oil brush stator 33 is fixedly connected with an oil brush bottom shell 35, a pipeline mounting hole is formed in the oil brush rotor 34, a suction pipe 4 is arranged in the pipeline mounting hole in a penetrating manner, one end of the oil brush rotor 34 is rotatably connected with the oil brush stator 33 through a bearing 43, the other end of the oil brush rotor 34 is fixedly connected with the oil brush bottom shell 35 through the bearing 43, a rotor oil inlet hole 36 and a rotor oil return hole 37 are formed in the oil brush rotor 34, a first annular groove 38 and a second annular groove 39 are formed in the oil brush rotor 34, a plurality of sealing grooves are formed in the oil brush stator 33 and are positioned on two sides of the first annular groove 38 and the second annular groove 39, sealing rings are arranged in the sealing grooves, the rotor oil inlet hole 36 is communicated with the first annular groove 38, the rotor oil return hole 37 is communicated with the second annular groove 39, the oil brush stator 33 is provided with a stator oil inlet hole 40 and a stator oil return hole 41, the stator oil inlet hole 40 is communicated with the second annular groove 39, the stator oil return hole 41 is communicated with the first annular groove 38, and the stator oil inlet hole 40 is communicated with the stator oil return hole 41 and is provided with a hydraulic controller 42.

The second hydraulic cylinder 31 has a single oil hole, the single oil hole of the second hydraulic cylinder 31 is communicated with a three-way two-position directional control valve 42, the three-way two-position directional control valve 42 is respectively communicated with the single oil hole of the second hydraulic cylinder 31, the rotor oil inlet hole 36 and the rotor oil return hole 37, when the second hydraulic cylinder 31 needs to be extended, the three-way two-position directional control valve 42 is switched to the state that the single oil hole of the second hydraulic cylinder 31 is communicated with the rotor oil return hole 37, because the rotor oil return hole 37 is communicated with the second annular groove 39 and the second annular groove 39 is communicated with the stator oil inlet hole 40, the oil enters the second hydraulic cylinder 31 through the stator oil inlet hole 40 and the rotor oil return hole 37, the second hydraulic cylinder 31 is extended, when the second hydraulic cylinder 31 needs to be retracted, the three-way two-position directional control valve 42 is switched to the state that the single oil hole of the second hydraulic cylinder 31 is communicated with the rotor oil inlet hole 36 and the stator oil return hole 41, and the oil return hole 31 returns to the hydraulic controller 43, the contraction of the second hydraulic cylinder 31 is completed.

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

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a scrape suction dredge with zigzag scraper blade just can adjust telescopic link which characterized in that includes:

the supporting assembly comprises a platform (1), a vertical plate (2) is connected to the platform (1) in a sliding mode, a first hydraulic cylinder (3) is arranged on the vertical plate (2), and the output end of the first hydraulic cylinder (3) is fixedly connected with the bottom end of the platform (1);

a cleaning assembly comprising a suction tube (4), said suction tube (4) being rotatably connected to said platform (1), the suction pipe (4) is communicated with a rotary joint (5), the fixed end of the rotary joint (5) is communicated with a suction pump (6), one end of the suction pipe (4) far away from the platform (1) is fixedly connected with a cutter head (7), a scraper (8) is arranged on the cutter head (7), the suction pipe (4) is connected with a motor (9) in a transmission way, the motor (9) is arranged on the platform (1), the suction pipe (4) is fixedly connected with a first connecting plate (10), the first connecting plate (10) is positioned at the top of the cutter head (7), a plurality of cutter holders (11) are arranged on the first connecting plate (10), the bottom end of the knife rest (11) is fixedly connected with a plurality of scrapers (8).

2. The mud scraping and sucking machine with the zigzag scraper and the adjustable telescopic rod as claimed in claim 1, wherein: fixedly connected with second connecting plate (12) on suction tube (4), second connecting plate (12) are located first connecting plate (10) top, a plurality of electric putter (13) of second connecting plate (12) bottom fixedly connected with, electric putter (13) output with knife rest (11) swing joint, first connecting plate (10) and a plurality of knife rest (11) rotate and are connected.

3. The mud scraping and sucking machine with the zigzag scraper and the adjustable telescopic rod as claimed in claim 2, wherein: the output end of the electric push rod (13) is fixedly connected with a first sliding plate (14), a through hole is formed in the first sliding plate (14), the suction pipe (4) penetrates into the through hole, the first sliding plate (14) is connected with the suction pipe (4) in a sliding mode, and a connecting rod (15) is hinged between the first sliding plate (14) and the knife rest (11).

4. The mud scraping and sucking machine with the zigzag scraper and the adjustable telescopic rod as claimed in claim 1, wherein: tool bit (7) are including fixed plate (16), fixed plate (16) with suction tube (4) fixed connection, a plurality of first branch (17) of fixed plate (16) circumference fixedly connected with, keep away from first branch (17) the solid fixed ring (18) of fixed plate (16) one end fixedly connected with, gu go up a plurality of second branch (19) of fixedly connected with on fixed ring (18), keep away from second branch (19) gu fixed ring (18) one end fixedly connected with conical head (20), fixedly connected with on second branch (19) scraper (8).

5. The mud scraping and sucking machine with the zigzag scraper and the adjustable telescopic rod as claimed in claim 1, wherein: the scraper (8) is provided with a first cutting edge (801), the top of the first cutting edge (801) is provided with a guide sliding surface (802), the top of the guide sliding surface (802) is provided with a groove (803), the top of the groove (803) is fixedly connected with a discharge protrusion (804), the first cutting edge (801) is provided with a bottom surface (805), and an included angle between the guide sliding surface (802) and the bottom surface (805) is smaller than 90 degrees.

6. The mud scraping and sucking machine with the zigzag scraper and the adjustable telescopic rod as claimed in claim 1, wherein: fixedly connected with branch pipe (21) on knife rest (11), communicate on branch pipe (21) and have a plurality of suction heads (22), suction head (22) are located adjacent two on knife rest (11) between scraper (8), branch pipe (21) with communicate through bellows (23) between suction tube (4).

7. The mud scraping and sucking machine with the zigzag scraper and the adjustable telescopic rod as claimed in claim 1, wherein: platform (1) bottom fixedly connected with bottom plate (30), bottom plate (30) top fixedly connected with first pneumatic cylinder (3), platform (1) fixedly connected with second slide (24), fixedly connected with sliding sleeve (25) on second slide (24), fixedly connected with slide bar (26) on riser (2), slide bar (26) are worn to establish in sliding sleeve (25).

8. The mud scraping and sucking machine with the zigzag scraper and the adjustable telescopic rod as claimed in claim 1, wherein: the rotary hole is formed in the platform (1), the suction pipe (4) penetrates through the rotary hole, and the suction pipe (4) is rotatably connected with the rotary hole through a bearing.

9. The mud scraping and sucking machine with the zigzag scraper and the adjustable telescopic rod as claimed in claim 1, wherein: the output end of the motor (9) is fixedly connected with a driving gear (27), the suction pipe (4) is fixedly connected with a driven gear (28), and the driving gear (27) is meshed with the driven gear (28).

10. The mud scraping and sucking machine with the zigzag scraper and the adjustable telescopic rod as claimed in claim 1, wherein: suction tube (4) top with the rotation end intercommunication of rotary joint (5), the stiff end of rotary joint (5) pass through conveyer pipe (29) with suction pump (6) intercommunication, rotary joint (5) pass through the auxiliary frame with platform (1) fixed connection.