CN114319569B - A desilting equipment for hydraulic engineering pipeline - Google Patents

Abstract

The invention relates to the technical field of hydraulic engineering pipeline dredging, in particular to a dredging device for a hydraulic engineering pipeline, which comprises a dredging mechanism and a forward mechanism, wherein the dredging mechanism comprises a fixed unit cylinder, a connecting unit cylinder and a movable unit cylinder, the forward mechanism comprises a U-shaped fixing frame which is correspondingly arranged at the front end and the rear end of the fixed unit cylinder, an auxiliary column is arranged above the U-shaped fixing frame, a jacking unit is arranged above the auxiliary column, the movable unit cylinder can be mutually matched with the connecting unit cylinder through a telescopic tube to deform, so that the pipeline with different pipe diameters is self-adaptive, and solidified sludge can be stirred and dispersed when the sludge is conveyed in a spiral manner through a spiral blade in the dredging mechanism, the condition that the solidified sludge is difficult to suck and inconvenient to clean is avoided, the dredging mechanism can be moved forward under the action of the forward mechanism, the sludge in the pipeline is comprehensively cleaned, and the sludge cleaning efficiency is improved.

Description

A desilting equipment for hydraulic engineering pipeline

Technical field:

the invention relates to the technical field of dredging of hydraulic engineering pipelines, in particular to dredging equipment for hydraulic engineering pipelines.

The background technology is as follows:

the hydraulic engineering is used for controlling and allocating surface water and underground water in nature, can control the water flow, prevent flood disasters, regulate and allocate water quantity, meet the demands of people's life and production on water resources, and the urban underground hydraulic engineering pipeline is an important system for preventing urban waterlogging and drainage.

At present, when dredging the sludge in the pipeline, the sludge is commonly dredged by adopting manpower or a manual cooperation sewage suction truck, but when the sludge is cleaned manually, the labor intensity is high, time and labor are wasted, the cleaning efficiency is relatively low, the manual demand is high, the dredging cost is increased, meanwhile, the long-time accumulation of sludge waste in the pipeline can generate toxic gas, and when a cleaning person works in the hydraulic engineering pipeline for a long time, the body injury can be caused, so that the cleaning person can not work for a long time, and the cleaning efficiency is further reduced; when the sludge is dredged by adopting the suction truck, the sludge is difficult to recover only by suction force when the sludge is precipitated and solidified, so that the solidified sludge cannot be well cleaned, and the dredging effect is poor; the prior art improves to above-mentioned problem, adopt dredging equipment to dredge, as disclosed in the chinese patent publication of publication No. "CN109024865a" a hydraulic engineering pipeline dredging device and dredging dedicated pipeline, including the drive base, pipeline silt washing device and pipeline washing device, install the bracing piece on the outer wall of drive base, install the walking wheel on the bracing piece, drive base internally mounted has driving motor, reduction gear and battery, the gear is installed to the output of reduction gear, the right side of pipeline silt washing device is equipped with slider and ring gear, slider and annular slide rail cooperation installation, the ring gear is installed with the gear cooperation of installing at the reduction gear output, the pipeline silt washing device after the installation realizes rotating operation with the drive base relatively, install the bracing piece on pipeline silt washing device's the outer wall, install the walking wheel on the bracing piece, pipeline washing device's left end still installs pipeline washing device, can clear up the silt, but this equipment can only be applicable to the pipeline of same pipe diameter when dredging the silt, can not self-adaptation different pipe diameters, the use has the limitation, the equipment is the silt through high-pressure water and is used for dredging the silt through the pipeline, the high-pressure water consumption is good dredging equipment, therefore the dredging effect is poor, the water is not used for dredging equipment is necessary.

The invention comprises the following steps:

aiming at the defects and problems, the invention provides dredging equipment for a hydraulic engineering pipeline, which has a unique structure and a good dredging effect, wherein a movable unit cylinder in a dredging mechanism can be mutually matched with a connecting unit cylinder to deform through a telescopic sleeve, so that the pipeline with different pipe diameters is self-adaptive, the use is flexible, the sludge can be spirally conveyed through a helical blade in the dredging mechanism, the sludge is conveyed into a converging box, the sludge is uniformly collected and then pumped out through a sludge pump, the resource is saved, the helical blade can stir and break up the solidified sludge when the helical blade carries out spiral conveying, the condition that the solidified sludge is difficult to suck and inconvenient to clean is avoided, the dredging mechanism can be moved forwards under the action of a forward mechanism, the sludge in the pipeline is comprehensively cleaned, and the cleaning efficiency of the sludge is improved.

The invention solves the technical problems by adopting the scheme that: the dredging device comprises a dredging mechanism, a forward mechanism, a motor box and a converging box, wherein the dredging mechanism comprises fixed unit cylinders, connecting unit cylinders and movable unit cylinders, the fixed unit cylinders are axially symmetrically arranged, the connecting unit cylinders are axially symmetrically arranged on two sides below the fixed unit cylinders, the movable unit cylinders are arranged between the connecting unit cylinders, the front ends and the rear ends of the movable unit cylinders are respectively provided with a telescopic sleeve, one ends of the telescopic sleeves are hinged to the movable unit cylinders, the other ends of the telescopic sleeves are hinged to the connecting unit cylinders, a feed inlet and a discharge outlet are respectively formed in the upper parts and the side edges of the fixed unit cylinders, the connecting unit cylinders and the movable unit cylinders, sludge pipes are arranged on the discharge outlet, shafts are axially arranged in the fixed unit cylinders, the connecting unit cylinders and the movable unit cylinders, and spiral blades are fixed on the shafts; the advancing mechanism comprises a first U-shaped fixing frame and a second U-shaped fixing frame, wherein the first U-shaped fixing frame and the second U-shaped fixing frame are arranged at the front end of the fixed unit barrel in a front-back corresponding mode, auxiliary columns are vertically arranged at the tops of the first U-shaped fixing frame and the second U-shaped fixing frame, a jacking unit is arranged above the auxiliary columns, a plurality of guide rods corresponding to the first U-shaped fixing frame are axially arranged at the front ends of the fixed unit barrel and the connecting unit barrel, the first U-shaped fixing frame is sleeved on the guide rods in a sliding mode, telescopic hydraulic cylinders corresponding to the first U-shaped fixing frame are arranged at the outer sides of the fixed unit barrel and the connecting unit barrel, the output ends of the telescopic hydraulic cylinders are connected with the first U-shaped fixing frame, and the second U-shaped fixing frame is fixed at the rear ends of the fixed unit barrel and the connecting unit barrel; the motor case is arranged at the tail end of the dredging mechanism, the rear side of the motor case is connected with a converging case, a sludge pump is arranged in the converging case, and the output end of the sludge pipe is communicated into the converging case.

Further, the motor box is arranged at the tail ends of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder, a plurality of driving motors corresponding to the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder are arranged in the motor box, the output shafts of the driving motors are in transmission connection with the shaft rods of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder through universal joints, and the driving motors enable the shaft rods to rotate.

Further, assemble case and motor case fixed connection, the bottom of motor case and assembling case is provided with the removal wheel.

Further, the output end of the sludge pump is connected with a sludge conveying pipe, the sludge conveying pipe extends out of the converging box, and a traction rope is bundled on the sludge conveying pipe positioned outside the converging box.

Further, the feed inlet is arranged above the front parts of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder, and the discharge outlet is arranged on the side edges of the tail parts of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder.

Further, the jacking unit comprises a first multi-stage hydraulic cylinder and a second multi-stage hydraulic cylinder, wherein the bottom of the first multi-stage hydraulic cylinder is fixed on an auxiliary column above the first U-shaped fixing frame, and the bottom of the second multi-stage hydraulic cylinder is fixed on an auxiliary column above the second U-shaped fixing frame.

Further, the upper part of the first U-shaped fixing frame is sleeved on the guide rod at the front end of the fixed unit cylinder in a sliding manner, and the bottom of the first U-shaped fixing frame is sleeved on the guide rod at the front end of the connecting unit cylinder in a sliding manner; the upper part of the U-shaped fixing frame II is fixed at the rear end of the fixing unit cylinder, and the bottom of the U-shaped fixing frame II is fixed at the rear end of the connecting unit cylinder.

Furthermore, the free ends of the guide rods at the front ends of the fixing unit cylinder and the connecting unit cylinder are fixed with limiting tables for limiting the U-shaped fixing frame I.

Further, the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder have the same structure, and the lengths and the diameters of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder are the same.

Further, the auxiliary column is a rectangular or circular column, and the auxiliary column is detachable and replaceable.

The invention has the beneficial effects that: the invention has unique structure and ingenious design, the dredging mechanism can self-adapt to the pipe wall, the dredging mechanism comprises a fixed unit cylinder, a connecting unit cylinder and a movable unit cylinder, the movable unit cylinder is self-adaptive to the pipe wall of the pipe by utilizing the telescopic sleeves hinged between the movable unit cylinder and the connecting unit cylinder, when the pipe diameter of the pipe is smaller, the connecting unit cylinders at the two sides are arranged in the pipe, the distance between the movable unit cylinder and the inner bottom of the pipe is larger, the movable unit cylinder can sink under the action of dead weight, the telescopic sleeves are simultaneously driven in the sinking process, the output ends of the telescopic sleeves extend out, and the movable unit cylinder is attached to the pipe wall of the pipe to adapt to the connecting unit cylinder and the movable unit cylinder to the pipe wall of the pipe in an arc shape; when the pipe diameter of the pipeline is large, after the connecting unit barrels on the two sides are arranged in the pipeline, the distance between the movable unit barrels and the inner bottom of the pipeline is small, the movable unit barrels sink under the action of dead weight, and when the telescopic sleeve is driven in the sinking process, the output end of the telescopic sleeve does not extend out and is in a contracted state, so that the movable unit barrels are attached to the pipe wall of the pipeline and are suitable for flexible use; the dredging mechanism can move forwards in the pipeline through the advancing mechanism, the sludge in the pipeline is comprehensively dredged, the dredging mechanism can be clamped and fixed in the pipeline by utilizing the multi-stage hydraulic cylinder II above the U-shaped fixing frame II, the output end of the multi-stage hydraulic cylinder II is vertically propped against the inner top of the pipeline, the U-shaped fixing frame I can be pushed forwards by utilizing the telescopic hydraulic cylinders outside the front ends of the fixing unit cylinder and the connecting unit cylinder, the output ends of the telescopic hydraulic cylinders outside the front ends of the fixing unit cylinder and the connecting unit cylinder synchronously extend outwards, the U-shaped fixing frame I slides forwards on the guide rod, the multi-stage hydraulic cylinder I above is driven to push the inner top of the pipeline for a certain distance, the multi-stage hydraulic cylinder II is released to push the inner top of the pipeline, and then the output ends of the telescopic hydraulic cylinders outside the fixing unit cylinder and the connecting unit cylinder synchronously shrink, so that the whole dredging mechanism can be driven to move forwards alternately, and the dredging mechanism is realized; and spiral blades in the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder can carry out spiral conveying on the sludge, the sludge is conveyed into the converging box, the sludge is uniformly collected and then pumped out by the sludge pump, the resource is saved, the solidified sludge can be stirred and scattered when the spiral blades carry out spiral conveying on the sludge, the condition that the solidified sludge is difficult to suck and inconvenient to clean is avoided, and the cleaning efficiency of the sludge is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention.

FIG. 2 is a second schematic diagram of the structure of the present invention.

FIG. 3 is a third schematic diagram of the structure of the present invention.

Fig. 4 is a front view of the dredging mechanism.

Fig. 5 is a rear view of the dredging mechanism.

FIG. 6 is a schematic diagram showing the usage state of the dredging mechanism.

Fig. 7 is a schematic view of a structure of the fixed unit cylinder.

FIG. 8 is a second schematic view of a fixed unit cylinder.

Fig. 9 is a schematic diagram of the structure of the motor case and the convergence case.

FIG. 10 is a schematic diagram of a dredging mechanism.

FIG. 11 is a schematic view of a stationary unit cylinder.

FIG. 12 is a second schematic view of a fixed unit cylinder.

Fig. 13 is one of external views of a fixed unit cylinder.

Fig. 14 is a second external view of a fixed unit cylinder.

FIG. 15 is a third schematic view of a stationary unit cylinder.

FIG. 16 is a schematic view of a stationary unit cylinder.

Fig. 17 is a schematic view of another structure of the fixed unit barrel.

Fig. 18 is an enlarged view of the sealed header tank of fig. 17.

Fig. 19 is a schematic view of another motor case and convergence case.

In the figure: the device comprises a 1-dredging mechanism, a 101-fixed unit cylinder, a 102-connecting unit cylinder, a 103-movable unit cylinder, a 104-shaft rod, a 105-spiral blade, a 106-feed inlet, a 107-discharge outlet, a 2-advancing mechanism, a 201-U-shaped fixing frame I, a 202-U-shaped fixing frame II, a 203-guide rod, a 204-telescopic sleeve, a 205-telescopic hydraulic cylinder, a 206-universal joint, a 207-limiting table, a 3-auxiliary column, a 4-jacking unit, a 401-multistage hydraulic cylinder I, a 402-multistage hydraulic cylinder II, a 5-sludge pipe, a 6-motor box, a 601-driving motor, a 7-converging box, a 701-sludge pump, an 8-pipeline, a 10-front cage seat, an 11-baffle ring, a 12-auxiliary plate, a 13-water inlet, a 14-water outlet, a 15-water delivery branch pipe, a 16-sealed water collecting box, a 17-gearbox, an 18-fixed motor and a 19-connecting plate.

The specific embodiment is as follows:

the invention will be further described with reference to the drawings and examples.

In the embodiment 1, when the sludge in the pipeline is dredged at present, the sludge is frequently dredged by adopting manual work or manually matched with a sewage suction truck, and when the sludge is manually cleaned, the labor intensity is high, the time and the labor are wasted, the cleaning efficiency is relatively low, meanwhile, toxic gas can be generated when the sludge waste in the pipeline is accumulated for a long time, and when a cleaning person works in the hydraulic engineering pipeline for a long time, the body injury can be caused, so that the cleaning person cannot work for a long time, and the cleaning efficiency is further reduced; when the sludge is dredged by adopting the sewage suction truck, the sludge is difficult to recover only by suction force when the sludge is precipitated and solidified, the solidified sludge cannot be well cleaned, the dredging effect is poor, although the sludge can be cleaned by adopting dredging equipment, the existing dredging equipment cannot adapt to pipelines with different pipe diameters, has limitation in use, and cannot be well cleaned, and the dredging effect is poor.

In view of the above problems, this embodiment provides a dredging device for hydraulic engineering pipelines, as shown in fig. 1-5, the dredging mechanism 1 includes a fixed unit cylinder 101, a connecting unit cylinder 102 and a movable unit cylinder 103, the structures of the unit cylinders are the same, the lengths and diameters of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder are the same, as shown in fig. 3-5, the fixed unit cylinder 101 is axially symmetrically arranged, the connecting unit cylinder 102 is axially symmetrically arranged at two sides below the fixed unit cylinder 101, the movable unit cylinder 103 is arranged between the connecting unit cylinders 102, telescopic sleeves 204 are respectively and correspondingly arranged at the front end and the rear end of the movable unit cylinder 103, the bottom ends of the telescopic sleeves 204 are hinged on the movable unit cylinder 103, the output ends of the telescopic sleeves 204 are hinged on the connecting unit cylinder 102, the movable unit cylinder 103 is movably connected with the connecting unit cylinder 102 through the telescopic sleeves 204, and the movable unit cylinder 103 can be mutually matched and deformed through the telescopic sleeves 204, so that the pipeline with different pipe diameters can be self-adapted, and the dredging device is flexible to use; feed inlet 106 has been run through in the anterior top of fixed unit section of thick bamboo, connecting unit section of thick bamboo and movable unit section of thick bamboo, silt in the pipeline enters into each unit section of thick bamboo through feed inlet 106, discharge gate 107 has been seted up to the afterbody side of fixed unit section of thick bamboo, connecting unit section of thick bamboo and movable unit section of thick bamboo, be equipped with mud pipe 5 on the discharge gate 107, the input and the discharge gate 107 sealing connection of mud pipe 5, and mud pipe 5 is flexible material, all axial is equipped with axostylus axostyle 104 at fixed unit section of thick bamboo, connecting unit section of thick bamboo and movable unit section of thick bamboo, fixed mounting has helical blade 105 on axostylus axostyle 104, can carry out screw conveyer to silt through helical blade 105, and helical blade 105 can stir the concretion silt when carrying out screw conveyer, avoided the condition that is difficult to the inconvenient clearance because of concretion silt suction.

The front end and the rear end of the fixed unit cylinder 101 are correspondingly provided with a first U-shaped fixing frame 201 and a second U-shaped fixing frame 202, as shown in figures 3-5, auxiliary columns 3 are vertically fixed on the tops of the first U-shaped fixing frame 201 and the second U-shaped fixing frame 202, the auxiliary columns 3 are rectangular or circular columns, the auxiliary columns 3 are detachable and replaceable, operators can replace the auxiliary columns 3 with different heights according to the needs and adapt to pipelines with different pipe diameters, a jacking unit 4 is arranged on the auxiliary columns 3, the jacking unit comprises a first multi-stage hydraulic cylinder 401 and a second multi-stage hydraulic cylinder 402, the bottom of the first multi-stage hydraulic cylinder 401 is fixed on the auxiliary column above the first U-shaped fixing frame 201, the bottom of the second multi-stage hydraulic cylinder 402 is fixed on the auxiliary column above the second U-shaped fixing frame 202, the first multi-stage hydraulic cylinder 401 corresponds to the second multi-stage hydraulic cylinder 402 in front-back, as shown in figures 4 and 7-8, the front ends of the fixed unit cylinder 101 and the connecting unit cylinder 102 are axially fixed with a plurality of guide rods 203 corresponding to the U-shaped fixing frame one 201, the free ends of the guide rods 203 are fixed with limiting tables 207 for limiting the U-shaped fixing frame one 201, the U-shaped fixing frame one 201 is prevented from falling off from the guide rods 203, the upper part of the U-shaped fixing frame one 201 is sleeved on the guide rods of the front end of the fixed unit cylinder 101 in a sliding manner, the outer side of the fixed unit cylinder 101 is axially provided with a telescopic hydraulic cylinder 205 corresponding to the U-shaped fixing frame one 201, the bottom of the telescopic hydraulic cylinder 205 is fixedly connected with the fixed unit cylinder 101, the output end of the telescopic hydraulic cylinder 205 is connected with the U-shaped fixing frame one 201, the bottom of the U-shaped fixing frame one 201 is sleeved on the guide rods of the front end of the connecting unit cylinder 102 in a sliding manner, the outer side of the connecting unit cylinder 102 is also axially provided with a telescopic hydraulic cylinder 205 corresponding to the U-shaped fixing frame one 201, the bottom of the telescopic hydraulic cylinder is fixedly connected with the connecting unit cylinder, the output end of the telescopic hydraulic cylinder is connected with a first U-shaped fixing frame 201, the first U-shaped fixing frame 201 can be pushed and pulled on the guide rod 203 along the axial direction by a fixed unit cylinder and a telescopic hydraulic cylinder 205 outside a connecting unit cylinder, as shown in fig. 5, the upper part of a second U-shaped fixing frame 202 is fixed at the rear end of the fixed unit cylinder 101, the bottom of the second U-shaped fixing frame 202 is fixed at the rear end of the connecting unit cylinder 102, and the stability of the second U-shaped fixing frame 202 is ensured.

The tail end of the fixed unit cylinder 101, the connecting unit cylinder 102 and the movable unit cylinder 103 is provided with a motor case 6, a plurality of driving motors 601 corresponding to the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder are arranged in the motor case 6, output shafts of the driving motors 601 are connected with shaft rods 104 in the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder through universal joints 206, the driving motors 601 can drive the shaft rods 104 to rotate through the universal joints 206 when being started, meanwhile, under the action of the universal joints 206, the driving motors 601 can flexibly drive the shaft rods 104, as shown in fig. 9, the rear side of the motor case 6 is provided with a converging case 7, the converging case 7 is fixedly connected with the motor case 6, the bottoms of the motor case 6 and the converging case 7 are provided with moving wheels for moving in a pipeline 8, and the output ends of sludge pipes 5 on the fixed unit cylinder 101, the connecting unit cylinder 102 and the movable unit cylinder 103 are communicated into the converging case 7 in a sealing mode, sludge in the fixed unit cylinder 101, the connecting unit cylinder 102 and the movable unit cylinder 103 is spirally conveyed into the sludge pipes 5 through screw blades 105 in the inner parts of the sludge pipes, and enters the converging case 7 through the sludge pipes 5, the converging case 7 is provided with a drawing rope, and the sludge pipes can be led out of the drawing equipment outside the sludge conveying pipes from the outside the sludge conveying pipes, and the drawing equipment can be arranged outside the converging case 7.

When dredging the silt in the pipeline 8, an operator places the equipment in the pipeline 8, under the action of the telescopic sleeve which is hinged, the dredging mechanism can be self-adaptive to the pipe wall of the pipeline, when the pipe diameter of the pipeline is smaller, as shown in fig. 6, after the connecting unit barrels 102 on two sides are placed in the pipeline 8, the distance between the movable unit barrels 103 and the inner bottom of the pipeline 8 is larger, the movable unit barrels 103 can sink under the action of dead weight, the telescopic sleeve 204 is driven in the sinking process, the output end of the telescopic sleeve 204 extends out, and the movable unit barrels 103 are attached to the pipe wall of the pipeline, so that the connecting unit barrels 102 and the movable unit barrels 103 are in arc shape and self-adaptive to the pipe wall of the pipeline 8; when the pipe diameter of the pipeline 8 is large, as shown in fig. 4-5, after the connecting unit barrels 102 on two sides are arranged in the pipeline 8, the distance between the movable unit barrels 103 and the inner bottom of the pipeline 8 is small, when the movable unit barrels 103 are submerged under the action of dead weight, and the telescopic sleeve 204 is driven in the process of being submerged, the output end of the telescopic sleeve 204 does not extend out and is in a contracted state, so that the movable unit barrels 103 are attached to the pipe wall of the pipeline, the pipeline is flexible to use, after the dredging mechanism is self-adaptive to the pipeline, the output ends of the multistage hydraulic cylinders 401 and 402 vertically push against the inner top of the pipeline 8 to clamp and fix the dredging mechanism, sludge in the pipeline 8 enters into each unit barrel through the feed inlet 106, the driving motor 601 of the motor box 6 drives the fixed unit barrels, the connecting unit barrels and the shaft rod 104 in the movable unit barrels, and further drives the helical blades 105 in the motor box 6 to helically convey the sludge into the sludge pipe 5, and the helical blades 105 can stir the sludge when the helical blades carry out the helical conveying of the sludge, the sludge into the converging box 7, the sludge collecting box is automatically pushed out through the sludge pipe 5, the sludge collecting mechanism is automatically, the sludge is completely cleaned, and the sludge pump is not required to be completely cleaned when the sludge is pumped out in the pipeline is monitored and the sludge pump is not in the deep state; when the dredging mechanism moves forwards to dredge, the input end of the first multi-stage hydraulic cylinder 401 contracts, the top in the pipeline 8 is not propped and fixed, the output ends of the telescopic hydraulic cylinders 205 outside the fixed unit cylinder 101 and the connecting unit cylinder 102 synchronously extend outwards, the first U-shaped fixing frame 201 slides forwards on the guide rod 203, the auxiliary column 3 is driven when the first U-shaped fixing frame 201 moves forwards, the first upper multi-stage hydraulic cylinder 401 is driven, after the first U-shaped fixing frame 201 is pushed for a certain distance, the output end of the first multi-stage hydraulic cylinder 401 extends, the top in the pipeline 8 is propped and fixed, the output end of the second multi-stage hydraulic cylinder 402 contracts, the top in the pipeline 8 is loosened, then the output ends of the telescopic hydraulic cylinders 205 outside the front ends of the fixed unit cylinder 101 and the connecting unit cylinder 102 synchronously contract, the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder are driven to move forwards integrally, the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder are driven to move forwards simultaneously, the motor case 6 and the converging case 7 are driven to move together, the alternating forward dredging mechanism is realized, the dredging efficiency of the dredging mechanism is improved, and the dredging operation can be completed through a haulage rope.

In example 2, a dredging apparatus for hydraulic engineering pipeline in this embodiment will be described centering on the point different from that in example 1.

In the process implemented in embodiment 1, when sludge enters the inside of the sludge through the feed inlets of the fixed unit barrels, the connecting unit barrels and the movable unit barrels, the feed inlets are formed above the front parts of the fixed unit barrels, the connecting unit barrels and the movable unit barrels, so that the feed amount of the sludge is limited, the feed effect is not ideal, sewage in the sludge enters the fixed unit barrels, the connecting unit barrels and the movable unit barrels together, the spiral conveying of the sludge is influenced, the cleaning effect of the sludge is reduced, and the sludge cleaning effect is reduced.

The upper portion of U-shaped mount one 201 is fixed in the outer end of the cage seat before the fixed unit section of thick bamboo 101 front end, the lower part of U-shaped mount one 201 is fixed in the outer end of the cage seat before the connecting unit section of thick bamboo 102 front end, the outer end of cage seat before the movable unit section of thick bamboo 103 front end is equipped with telescopic sleeve 204, the one end of telescopic sleeve 204 articulates the outer end of cage seat before the movable unit section of thick bamboo front end, the other end of telescopic sleeve 204 articulates the outer end of cage seat before the connecting unit section of thick bamboo front end, make movable unit section of thick bamboo 103 articulate with connecting unit section of thick bamboo 102 through telescopic sleeve 204, and the front end outside of fixed unit section of thick bamboo 101, connecting unit section of thick bamboo 102 and movable unit section of thick bamboo 103 all is equipped with the flexible pneumatic cylinder 205 that corresponds with preceding cage seat 10, the peripheral side is fixed with auxiliary plate 12 in the outer end of preceding cage seat 10, the output and auxiliary plate 12 fixed connection of flexible pneumatic cylinder 205, through fixed unit section of thick bamboo 101, the flexible pneumatic cylinder outside the front end of connecting unit section of thick bamboo 102 and movable unit section of thick bamboo 103 front end, can make the cover move in step before the fixed unit section of thick bamboo 101, connecting unit section of thick bamboo 102 and movable unit section of thick bamboo 103 front end front cage 10.

When the dredging mechanism moves forwards to dredge, the input end of the first multistage hydraulic cylinder 401 contracts, the pipeline is not jacked and fixed any more, the output ends of the telescopic hydraulic cylinders 205 outside the fixed unit cylinder 101, the connecting unit cylinder 102 and the movable unit cylinder 103 synchronously extend outwards, the front cage seat 10 is pushed by the auxiliary plate 12, the front cage seat 10 synchronously slides forwards at the front ends of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder to drive the first U-shaped fixing frame 201 to move forwards, the auxiliary column 3 is driven when the first U-shaped fixing frame 201 moves forwards, the upper first multistage hydraulic cylinder 401 is driven, after the first U-shaped fixing frame 201 moves forwards for a certain distance, the output end of the first multistage hydraulic cylinder 401 extends out, the top in the pipeline is jacked and fixed, and the output end of the second multi-stage hydraulic cylinder 402 contracts, the jacking of the pipeline is loosened, then the output ends of the telescopic hydraulic cylinders 205 outside the front ends of the fixed unit cylinder 101, the connecting unit cylinder 102 and the movable unit cylinder 103 contract synchronously, so that the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder can be driven to move forward integrally, redundant sewage can be discharged under the action of the front cage seat 10, the sludge at the bottom is reserved, the spiral blade 105 is used for carrying out spiral conveying on the sludge, the sewage in the sludge cannot enter the inside of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder, the spiral conveying of the sludge is influenced, the feeding amount of the sludge is improved, and the cleaning efficiency of the sludge is accelerated.

Embodiment 3 a dredging apparatus for hydraulic engineering pipeline in this embodiment will be described centering on the point different from that in embodiment 2.

In the implementation process of the implementation 2, when the water content of the sludge in the pipeline is large, and the spiral blade carries out spiral conveying on the sludge, sewage in the sludge can flow outwards from a gap between the spiral blade and the inner wall of the unit cylinder, so that the sludge with large water content flows out from the gap between the spiral blade and the inner wall of the unit cylinder, the spiral conveying effect of the spiral blade on the sludge is influenced, the cleaning of the sludge is further influenced, and aiming at the problems, the embodiment provides a dredging device for a hydraulic engineering pipeline, a converging box 7 is in sealing arrangement, and a sewage pump is arranged above the converging box 7; when clearing up the silt, the front end of each unit section of thick bamboo is put into in the great silt of moisture content, when the pump starts the suction, can make to assemble case 7 become negative pressure state, simultaneously with the clearance between each unit section of thick bamboo inner screw blade 105 and the unit section of thick bamboo inner wall also become negative pressure state, make the great silt of moisture content can be carried to assemble in the case 7 by screw blade 105, realize the suction to each unit section of thick bamboo inner silt, avoided the condition that the big silt of moisture content can follow the clearance outflow between screw blade 105 and the unit section of thick bamboo inner wall, simultaneously also accelerated the conveying efficiency of screw blade to the silt, the silt that is carried to assemble in the case 7 by the screw can divide into silt layer and sewage layer, the input of pump is through pipeline to in the sewage layer, and the output of pump is connected with the sewage pipe, the pump can be to assemble the sewage layer in the case to pump, discharge sewage, the sewage pump is to the silt layer, discharge.

Embodiment 4 a dredging apparatus for hydraulic engineering piping in this embodiment will be described centering on the point different from that in embodiment 3.

In the implementation process of the embodiment 3, after the dredging mechanism is placed in a pipeline, the condition that the front end of part of unit cylinders of the dredging mechanism is not placed in sludge may occur, or after the sludge at the front end of any one of a fixed unit cylinder, a connecting unit cylinder and a movable unit cylinder is cleaned, the front end of the unit cylinder is not placed in the sludge any more, external gas enters the inside of the unit cylinder through a front cage seat, the negative pressure state in a collection tank is influenced, the suction effect of a sewage pump is reduced, the suction effect of the sludge and sewage is realized through a sludge pipe, the service life of the sludge pipe is also reduced, and aiming at the problems, the embodiment provides dredging equipment for the hydraulic engineering pipeline, as shown in fig. 17-18, a shaft lever 104 in the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder is of a hollow structure, a water inlet hole 13 is formed through the front end of the shaft lever 104, a filter screen is fixedly arranged on the water inlet hole 13, a water outlet hole 14 is formed through the tail end of the shaft lever 104, a seal tank 16 is arranged on the outer side of the water outlet hole 14, the seal tank 16 is arranged on the sealing joint of the water collecting tank 16 through a bearing 16, the sealing joint pipe 16 is connected to the sealing water collecting tank 15 through a sealing joint of the sealing water collecting tank 16, and the sealing water collecting tank 15 is connected to the sealing water collecting tank 15 on the sealing water collecting tank; after the front end of each unit cylinder is placed in the sludge with larger water content, the sewage pump is changed into a negative pressure state through the water delivery main pipe and the water delivery branch pipes, so that the inside of the shaft rod 104 in each unit cylinder is changed into a negative pressure state, sewage in the sludge is pumped, the water content of the sludge is reduced, the spiral blades 105 can carry out spiral conveying on the sludge, the sewage in the sludge is pumped into the hollow shaft rod through the filter screen, the sewage in the shaft rod 104 enters the sealed water delivery main pipe 16 through the water outlet holes 14 and enters the water delivery main pipe through the water delivery branch pipes, the sewage is pumped and discharged by the sewage pump, and the sludge is spirally conveyed into the converging box through the arranged sealed water delivery main pipes, the water delivery branch pipes, the water delivery main pipes and the independent sewage pump, even if one unit cylinder is not placed in the sludge, the negative pressure state inside the shaft rods in other unit cylinders is not influenced, and the sewage pumping effect is improved.

Embodiment 5a dredging apparatus for hydraulic engineering piping in this embodiment will be described centering on the point different from that in embodiment 2.

The convex rings are arranged on the outer periphery sides of the front ends of the fixed unit cylinder 101, the connecting unit cylinder 102 and the movable unit cylinder 103, the rear end of the front cage seat 10 can be limited, and when the front cage seat 10 is pushed forward by the telescopic hydraulic cylinder 205, the front cage seat 10 can be prevented from falling off under the action of the convex rings, so that the front cage seat is more stable to use.

Embodiment 6 a dredging apparatus for hydraulic engineering pipeline in this embodiment will be described centering on the point different from that in embodiment 1.

In this embodiment, as shown in fig. 15 to 16, the front cage seat 10 has a full cage structure, the inner ends of the front cage seat 10 are slidably sleeved on the outer sides of the front ends of the fixed unit cylinder 101, the connecting unit cylinder 102 and the movable unit cylinder 103, and under the action of the front cage seat 10 having the full cage structure, sludge can be better conveyed in a spiral manner by the spiral blades 105, so that the use is convenient.

Embodiment 7, a dredging apparatus for hydraulic engineering piping in this embodiment will be described centering on the point different from that in embodiment 1.

In this embodiment, the movable unit section of thick bamboo 103 can set up a plurality ofly as required, and a plurality of movable unit section of thick bamboo 103 axial are established between connecting unit section of thick bamboo 102, and the front end and the rear end of adjacent movable unit section of thick bamboo 103 are equipped with telescopic tube, and telescopic tube's both ends are articulated respectively on adjacent movable unit section of thick bamboo, and are equipped with telescopic tube equally on the movable unit section of thick bamboo adjacent with connecting unit section of thick bamboo, and telescopic tube's bottom articulates on movable unit section of thick bamboo, and telescopic tube's output articulates on linking unit section of thick bamboo, through a plurality of movable unit section of thick bamboo that set up, has further improved the desilting efficiency of pipeline.

In example 8, a dredging apparatus for hydraulic engineering pipeline in this embodiment will be described centering on the difference from that in example 1.

In this embodiment, as shown in fig. 19, the tail ends of the fixed unit cylinder 101, the connecting unit cylinder 102 and the movable unit cylinder 103 are provided with a gearbox 17, the input end of the gearbox 17 is provided with a fixed motor 18, the output shaft of the fixed motor 18 is connected into the gearbox 17, the gearbox 17 is provided with a plurality of output shafts, each output shaft is flexibly connected with the shaft rods in the fixed unit cylinder 101, the connecting unit cylinder 102 and the movable unit cylinder 103 through a universal joint 206, a connecting plate 19 is arranged between the converging box 7 and the gearbox 17, two ends of the connecting plate 19 are respectively fixedly connected with the converging box 7 and the gearbox 17, and the shaft rods in the fixed unit cylinder 101, the connecting unit cylinder 102 and the movable unit cylinder 103 can be driven through the mutual matching of the fixed motor 18 and the gearbox 17, so that the use of a driving motor 601 is reduced.

The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

Claims (8)

1. The dredging device for the hydraulic engineering pipeline is characterized by comprising a dredging mechanism, a forward mechanism, a motor box and a converging box, wherein the dredging mechanism comprises a fixed unit cylinder, a connecting unit cylinder and a movable unit cylinder, the fixed unit cylinder is axially symmetrically arranged, the connecting unit cylinder is axially symmetrically arranged at two sides below the fixed unit cylinder, the movable unit cylinder is arranged between the connecting unit cylinders, the front end and the rear end of the movable unit cylinder are respectively provided with a telescopic sleeve, one end of the telescopic sleeve is hinged to the movable unit cylinder, the other end of the telescopic sleeve is hinged to the connecting unit cylinder, a feed inlet and a discharge outlet are respectively formed in the upper part and the side edge of each fixed unit cylinder, the upper part and the side edge of each connecting unit cylinder and the movable unit cylinder, a sludge pipe is arranged on the discharge outlet, shafts are axially arranged in the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder, and spiral blades are fixed on the shaft rods; the front end of the fixed unit cylinder and the front end of the connecting unit cylinder are axially provided with a plurality of guide rods corresponding to the first U-shaped fixing frame, the upper parts of the first U-shaped fixing frame are sleeved on the guide rods at the front end of the fixed unit cylinder in a sliding manner, and the bottom of the first U-shaped fixing frame is sleeved on the guide rods at the front end of the connecting unit cylinder in a sliding manner; the upper part of the second U-shaped fixing frame is fixed at the rear end of the fixed unit cylinder, the bottom of the second U-shaped fixing frame is fixed at the rear end of the connecting unit cylinder, telescopic hydraulic cylinders corresponding to the first U-shaped fixing frame are arranged on the outer sides of the fixed unit cylinder and the connecting unit cylinder, the output end of each telescopic hydraulic cylinder is connected with the first U-shaped fixing frame, and the second U-shaped fixing frame is fixed at the rear ends of the fixed unit cylinder and the connecting unit cylinder; the motor case is arranged at the tail end of the dredging mechanism, the rear side of the motor case is connected with a converging case, a sludge pump is arranged in the converging case, and the output end of the sludge pipe is communicated into the converging case.

2. The dredging apparatus for hydraulic engineering pipeline according to claim 1, wherein the motor box is arranged at the tail ends of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder, and a plurality of driving motors corresponding to the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder are arranged in the motor box, and the output shafts of the driving motors are in transmission connection with the shaft rods of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder through universal joints, and the driving motors can enable the shaft rods to rotate.

3. The dredging apparatus for hydraulic engineering pipeline according to claim 1, wherein the converging box is fixedly connected with the motor box, and the motor box and the bottom of the converging box are provided with moving wheels.

4. The dredging apparatus for hydraulic engineering pipeline according to claim 1, wherein the output end of the sludge pump is connected with a sludge pipe, the sludge pipe extends out of the converging box, and a traction rope is bundled on the sludge pipe outside the converging box.

5. The dredging apparatus for hydraulic engineering pipeline according to claim 1, wherein the feed inlet is arranged above the front parts of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder, and the discharge outlet is arranged on the tail side edges of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder.

6. The dredging apparatus for hydraulic engineering pipeline according to claim 1, wherein the free ends of the guide rods at the front ends of the fixing unit cylinder and the connecting unit cylinder are fixed with a limiting table for limiting the U-shaped fixing frame I.

7. The dredging apparatus for hydraulic engineering pipeline according to claim 1, wherein the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder are identical in structure, and the length and the cylinder diameter of each of the fixed unit cylinder, the connecting unit cylinder and the movable unit cylinder are identical.

8. The dredging apparatus for hydraulic engineering pipeline according to claim 1, wherein the auxiliary column is a rectangular or circular column, and the auxiliary column is detachable and replaceable.