33results about How to "To achieve the purpose of dredging" patented technology

The invention relates to a hydroxide solid pipeline dredging maintenance agent. The hydroxide solid pipeline dredging maintenance agent is characterized in that the hydroxide solid pipeline dredging maintenance agent comprises 50-60 parts by weight of an alkali metal hydroxide, 20-30 parts by weight of an oxidant, 10-20 parts by weight of sodium chloride, and 3-5 parts by weight of a surfactant. The invention also relates to a preparation technology of the hydroxide solid pipeline dredging maintenance agent. The hydroxide solid pipeline dredging maintenance agent has the advantages of scientific and reasonable component compatibility, rapid dredge effect, small alkali metal hydroxide content, small pollution to the environment, safe and convenient use, low cost, and wide use range.

The invention relates to an integrated treatment method for sludge removal and sundry separation in riverway treatment. An integrated treatment method for sludge removal and sundry separation in riverway treatment is used in the method, and comprises a maneuvering ship body, a sludge suction mechanism and a separation group, the sludge suction mechanism is mounted at the upper end of the maneuvering ship body, the separation group is arranged at the left end of the maneuvering ship body, and the sludge suction mechanism is opposite to the separation group. The design concept of a structure combining sludge removal and impurity separation is adopted for carrying out integrated treatment of riverway treatment sludge removal and impurity separation, the dredging purpose can be achieved, and meanwhile, the function of river water suction and discharge circulation can be synchronously achieved, so the overall working efficiency of river dredging is improved, and meanwhile, the separation group is provided with a plurality of independent and recyclable impurity separation structures for improving the overall working load degree of the device.

The invention relates to a self-stirring type dredging device for river channels; the self-stirring type dredging device comprises a main frame assembly which is arranged on a walking assembly; rubber tracks are arranged at the two sides of the walking assembly; a closed type power assembly is arranged on the main frame assembly; a movable arm assembly is articulated at the front end of the main frame assembly; a movable arm oil cylinder is articulated between the main frame assembly and the movable arm assembly; the front end of the movable arm assembly is articulated with a bucket rod assembly; a bucket rod oil cylinder is articulated between the bucket rod assembly and the movable arm assembly; a rotary stirring device is fixed at the front end of the bucket rod assembly; a rotary hydraulic motor is fixedly connected on the rotary stirring device; a bulldozing device is arranged at the front end of the walking assembly; and the movable arm oil cylinder, the bucket rod oil cylinder, the rotary hydraulic motor and the bulldozing device are controlled by the closed type power assembly. The self-stirring type dredging device is flexible, efficient and safe.

The invention relates to the technical field of hydraulic engineering, and discloses a river channel dredging device for water conservancy project. The device comprises a protective cover, a sludge discharge pipe, a motor and a rotating shaft, the sludge discharge pipe is fixedly mounted at the upper end of the protective cover, the motor is fixedly mounted on one side of the protective cover, the rotating shaft is fixedly connected to an output end of the motor, the rotating shaft is inserted into the interior of the protective cover, a stirring mechanism is arranged on the rotating shaft, a beating mechanism is arranged on the inner wall of the protective cover, the stirring mechanism comprises a stirring rod, a compression spring, a compression rod and a silt fishing mechanism, the stirring rod is fixedly installed on the rotating shaft, a pressing groove is formed in the interior of the stirring rod, the compression rod is connected with the stirring rod through the pressing groove in a sliding mode, and the compression spring is fixedly installed in the pressing groove. According to the device, the purpose of rotating the stirring rod is achieved, so that sludge at the river bottom can also form slurry through rotation of the stirring rod, and the purpose of dredging is achieved by adsorbing the slurry through the sludge discharge pipe.

The invention discloses a trag suction type submersible dredging robot which comprises a vehicle body, a crawler walking mechanism assembled at the bottom of the vehicle body, a big arm rotating mechanism installed at the front end of the vehicle body, a trag suction mechanism connected with the big arm rotating mechanism and a driving assembly installed in the vehicle body, the driving assembly drives the crawler walking mechanism,the big arm rotating mechanism and the trailing suction mechanism, a pressure-releasing mechanism is mounted on the top of the vehicle body, and differential pressure compensation mechanisms are assembled on both sides of the vehicle body, the invention improves the original operation mode of manual desilting, shoveling desilting after drainage, and adopts a fixed-point desilting of a slurry pump, the trailing suction type diving dredging robot which can perform diving operation, has self-propelled capability and can be remotely controlled and operated is developed.

The invention provides an aeration system of a biochemical sewage treatment tank. The aeration system comprises a biochemical aeration tank, a stirring device arranged at the bottom of the biochemicalaeration tank, a plurality of aerator assemblies symmetrically arranged on the inner wall of the biochemical aeration tank, an air blowing unit and an upper computer. The air blowing unit is connected with the aerator assemblies through a pipeline system and at least comprises an air blowing device, a plurality of aerators arranged on an aeration prepressing pipe uniformly and a plurality of dissolved oxygen testers arranged on the aeration prepressing pipe, each air blowing device is connected with the corresponding aerator assembly through a first electric binary valve connection pipeline A, and the upper computer is connected with the stirring device, the air blowing devices and the dissolved oxygen testers. Compared with the conventional technology, the aeration system has the advantages that dissolved oxygen content in the biochemical aeration tank is tested in real time by arranging the dissolved oxygen testers, and oxygen content in the biochemical aeration tank is ensured to be within a stable range by controlling start and stop of the air blowing devices and flow to reach needs of microorganisms on oxygen.

The invention discloses a sweeping and suction desilting machine for floating sludge and flowing sludge of a drinking water reservoir and a desilting method of the sweeping and suction desilting machine. The sweeping and suction desilting machine comprises a suction cavity body, wherein the suction cavity body is connected with a dredge pump of a workboat through a pipeline, suction inlets are formed in the two sides of the suction cavity body and are hinged to movable cover plates respectively, hydraulic cylinders are hinged to the suction cavity body, one end of a movable rod of each hydraulic cylinder is hinged to the corresponding movable cover plate, a bottom cavity in the suction cavity body is arranged in the mode that the interior is high and the exterior is low, and vertical guide plates are fixedly arranged on the suction inlets and located in the bottom cavity. According to the sweeping and suction desilting machine for the floating sludge and the flowing sludge of the drinking water reservoir and the desilting method of the sweeping and suction desilting machine, due to the characteristics that the floating sludge and the flowing sludge on the bottom layer of the drinking water reservoir are high in fluidity, the diameter of sludge particles is small, and the sludge particles can easily move and diffuse, the dredge pump on the workboat is used for providing vacuum suction, the floating sludge and the flowing sludge are sucked out through the sweeping and suction desilting machine in slight fan-shaped swing in the unidirectional slow sweeping and suction mode that sweeping is carried out on the left side when suction is carried out on the left side, and sweeping is carried out on the right side when suction is carried out on the right side, and the desilting purpose is achieved. The sweeping and suction desilting machine and a construction process provide good technology and equipment support for removal of the floating sludge and the flowing sludge of the reservoir, and the popularization and application value is remarkable.

The invention relates to a kitchen / bathroom basin drainage system for smart home and a kitchen / bathroom basin drainage system control method for smart home. The kitchen / bathroom basin drainage system comprises a basin body, a sewer pipe, a branch drain and a main controller. The basin body has a drain hole positioned at the bottom. A garbage filtration bowl is arranged in the drain hole. A first end of the sewer pipe is connected to the drain hole. The sewer pipe has an odour-isolating elbow. The sewer pipe is provided with a liquid level sensor above the odour-isolating elbow. An initiating end of the branch drain is connected to a second end of the sewer pipe, and a termination end of the branch drain is connected to a main sewer. The branch drain is provided with at least one vibrator. A flow sensor capable of detecting flow velocity of a liquid in the branch drain is also arranged in the branch drain. The liquid level sensor and the at least one vibrator are respectively communicated with the main controller, and the main controller has an alarm function.

The invention provides a drainage pipeline dredging device adopting a horizontal directional drill. The device comprises a high-pressure pump, a horizontal directional drilling machine, a dredging pupjoint and a horizontal directional drill bit; the horizontal directional drilling machine is provided with a hollow drilling rod; one end of the drill rod is connected with a high-pressure pump, theother end is connected with one end of the dredging pup joint, and the other end of the dredging pup joint is connected with one end of the horizontal directional drill bit; a plurality of nozzles arearranged at the other end of the horizontal directional drill bit; the drill rod is further sleeved with a plurality of rolling tripods, and a plurality of oblique jetting holes inclining towards thedrill rod are formed in the desilting pup joint; the drill rod stretches into a drainage pipeline, the desilting pup joint is drilled into silting, and fluid is jetted through the nozzle and the oblique jetting holes to destroy the silt from the interior. The invention has the beneficial effects that sundries with large weight, large size and high adhesion in a drainage pipeline can be cleaned, the dredging effect is greatly improved, the whole dredging process can be completed by a machine, a manual underground operation is not needed, and the safety and reliability are achieved.

The invention provides pipeline dredging equipment for sewage treatment, and relates to the field of household kitchens. The pipeline dredging equipment for sewage treatment comprises a walking device and is characterized in that a cavity is formed in the walking device, a rotating shaft is rotationally connected to the inner wall of the cavity, a protection box is fixedly connected to the middle of the rotating shaft, a driving motor is fixedly connected to the interior of the protection box, one end of the driving motor extends to be provided with a motor shaft, the output end of the motor shaft is fixedly connected with a rotating rod, the end, away from the driving motor, of the rotating rod penetrates through the protection box outwards, the end of the rotating rod is fixedly connected with a collecting box, an opening is formed in the right end of the walking device, a first electric telescopic rod is fixedly connected to the inner bottom wall of the opening, and a second reducing sleeve is arranged at the upper end of the first electric telescopic rod. Through the telescopic effect of the first electric telescopic rod, angle deviation of the rotating rod can be achieved, and the purpose of dredging at different heights is achieved.

The invention discloses an integrated construction process of ecological dredging and synchronous sludge dehydrating. The construction process comprises the following steps of construction preparation, ecological dredging and sludge dehydrating. The river bottom is stirred through a reamer system in a dredger to form sludge slurry, a pumping system in the dredger conveys the sludge slurry to a screening device through a conveying pipeline to conduct sludge dehydrating treatment, and the purpose of dredging is achieved. In the construction process, the construction mode of dredging with water is adopted, so that water changing or water source adding is not needed in the dredging process; by means of the sludge dehydrating treatment through the screening device, the solid content of supernatant liquor is low, so that when the supernatant liquor returns back to a river, secondary pollution is avoided; the water content of dehydrated sludge is about 75%, and the dehydrated sludge can be subjected to landfill directly, so that the secondary pollution of the sludge containing a large quantity of sewage on the environment in the outward transporting process and follow-up treating process is avoided and reduced effectively; and compared with a traditional water-drained dredging method, by dredging with the water, damage to river ecology is reduced while the sludge is treated effectively.

The invention discloses a closestool with a dredging function. The closestool comprises a drain pipe. A pressure changing device is arranged at one end of the drain pipe and comprises a pressure changing mechanism and a pipeline blocking mechanism. The pressure changing mechanism injects high-pressure fluid into the drain pipe in the direction opposite to the drainage direction of the drain pipe or exerts negative pressure on the drain pipe. The pipeline blocking mechanism blocks the pipeline, away from the direction of the drain pipe, of the pressure changing mechanism when the pressure changing mechanism injects high-pressure fluid into the drain pipe or exerts negative pressure on the drain pipe. The closestool and the pressure changing device are simple and reasonable in structural design, the force bearing state of the blocked position is forced to be changed by strong pressure when high-pressure water or high-pressure fluid is injected into the bent drain pipe of the closestool or negative pressure is exerted on the drain pipe, and therefore the dredging aim is achieved. During dredging, operation is easy, cleanliness and rapidness are achieved, and time and labor are saved.

The invention relates to the technical field of sewage disposal equipment and discloses a horizontal gate bed silt flushing device in a tidal region. The horizontal gate bed silt flushing device comprises two fixing blocks, wherein opposite sides of the two fixing blocks are provided with shells, and the shells are internally provided with trash holding grilles; difference between upstream and downstream water heads is utilized, a large-flow low-water-head is adopted for silt flushing, the silt flushing device is different from a conventional silt flushing device which adopts a pump and a nozzle to generate a small-flow high-water-head for jetting and desilting, the silt flushing device adopts a bilateral self-water-diversion suspension pipe arrangement scheme, water inlet facilities are arranged on the left bank and the right bank of the upstream side of a water gate respectively, water diversion is conducted from the upstream side, and control is conducted through a gate valve; the device penetrates through the gate bottom plate in a pipe burying mode and is led to the gate hole, the nozzle sprays water flow and disturbs silt in a pipe hanging mode, a desilting purpose is achieved, and compared with an existing conventional device, the desilting effect is better, and compared with an existing desilting device, the device is more energy-saving.

The invention discloses a tube well structure, a dewatering construction system and a method suitable for high-permeability alluvial formations, and its technical scheme is: comprising a well tube, the outside of the well tube is wrapped with filter cloth, and filter materials for layered filling are arranged outside the filter cloth ; Adjacent joint well pipes are connected through pipe joints, and the end of the bottom joint well pipe is connected to the well seat. The well pipe of the present invention is stable in connection, and the piston cleaning device can solve the problem of silting of the pipe well in the loose water-rich and high-permeability alluvial formation, effectively improve the construction quality of the pipe well, and prolong the service life of the pipe well.

The invention proposes a flexible shaft pipeline dredging device and a using method thereof. A rotating output shaft of a power source of the dredging device is connected with one end of a flexible shaft, the other end of the flexible shaft is connected with one end of a fixing piece, the other end of the fixing piece is connected with a dredging claw, and a cleaning fluid pipe is arranged on the flexible shaft; the cleaning liquid pipe is provided with a cleaning hole located in the fixing piece, and a flexible cleaning brush is installed on the outer wall of the fixing piece. The device is wide in application range and suitable for being applied to multiple occasions such as families and factories, so the pipeline dredging work in the multiple occasions is facilitated; for example, workers of families or coal washing factories and desulfurization factories can use the flexible shaft pipeline dredging device for simplified operation, the dredging efficiency and the dredging effect are improved, cost is saved, waste is avoided, normal operation of life, work, study and the like of individuals and families is facilitated, and normal operation of factories is facilitated; the structure is reasonable, industrial production and application are facilitated, and wide market popularization is facilitated.

The invention discloses a pneumatic type jet flow washing and sucking desilting system for a hydropower station overhauling gate groove. A large frame, a small frame, a slide carriage and a jet flow washing and sucking desilting device are included; the large frame is used for conveying the jet flow washing and sucking desilting device onto the sand face of the water bottom as a carrier; the smallframe is installed on the large frame through a longitudinal horizontal movement device; the slide carriage is installed at the bottom of the small frame through a transverse horizontal movement device; the jet flow washing and sucking desilting device is fixedly installed on the slide carriage, and is used for performing washing and sucking desilting on the water bottom; and through the longitudinal horizontal movement device and the transverse horizontal movement device, the jet flow washing and sucking desilting device can be conveyed to the sand face of the water bottom from the shoreside, and moves within a large range on the sand face of the water bottom. According to the pneumatic type jet flow washing and sucking desilting system for the hydropower station overhauling gate groove,the sand washing and sucking area of the jet flow washing and sucking desilting device is enlarged due to the longitudinal horizontal movement device and the transverse horizontal movement device. The pneumatic type jet flow washing and sucking desilting system for the hydropower station overhauling gate groove is good in desilting effect, large in area, high in efficiency and capable of effectively solving the dust and sand silting-up problem of the hydropower station overhauling gate groove.

The present invention relates to an integrated treatment method of sludge cleaning and debris separation for river channel regulation, which uses an integrated treatment device for river channel regulation sludge cleaning and debris separation, and the integrated treatment device for river channel governance sludge cleaning and debris separation includes The motor hull, the mud suction mechanism and the separation group, the upper end of the motor hull is equipped with a mud suction mechanism, the left end of the motor hull is provided with a separation group, the mud suction mechanism is directly opposite to the separation group, and the present invention adopts dredging and separation of impurities Combined with the design concept of the structure to carry out integrated treatment of river channel silt cleaning and debris separation, this device can simultaneously achieve the function of river water suction and discharge circulation while achieving the purpose of dredging, thereby improving the overall work efficiency of river dredging , while the separation group is provided with a plurality of independent and recyclable structures for separating impurities to increase the overall working load of the device.

The invention belongs to the technical field of pipeline blockage dredging, particularly relates to an anti-blockage pump valve pipeline with a garbage collection function, and aims at solving the problems that an existing pump valve pipeline does not have a better dredging effect and does not have a garbage collection treatment function. A first rotating rod is rotationally connected into the treatment box, one end of the first rotating rod is fixedly connected with an arch-shaped rod, a first partition plate is fixedly installed in the treatment box, a vacuum seat is fixedly installed on the first partition plate, a piston plate is arranged in the vacuum seat, a long rod is fixedly connected to the piston plate, and the long rod is movably connected with the arch-shaped rod. A collecting box is fixedly mounted at the bottom of the first partition plate, a first rotating column and a second rotating column are rotationally connected to the interior of the collecting box, and smashing columns are fixedly connected to the first rotating column and the second rotating column correspondingly. The device is simple in structure, the dredging effect is better achieved, garbage is collected and smashed, and people can use the device conveniently.

The invention discloses a closestool with a dredging function and a water injection device thereof.The closestool comprises a drainage elbow, and one or two or more water injection openings are formed in the wall of the drainage elbow.Blocking objects are washed out or away through strong impact force of tap water, a supporting point of the original blocked position is changed, and therefore the aim of dredging is achieved.

The invention discloses an underground pipeline dredging mechanism and a pipeline dredging method of the underground pipeline dredging mechanism. The underground pipeline dredging mechanism comprises a first operating well and a second operating well, wherein a first traction winch is arranged on a well mouth of the first operating well; a second traction winch is arranged on the well mouth of the second operating well; a first deflecting pulley group is arranged on a position where the first operating well is intersected with the underground pipeline; a second deflecting pulley group is arranged on a position where the second operating well is intersected with the underground pipeline; a movable type submersible sewage pump is placed in a to-be-dredged section of the underground pipeline and is respectively provided with a first traction structure and a second traction structure at two ends; a first pulling rope is arranged on the first traction structure at the first end of movable type submersible sewage pump; the first pulling rope passes through the first deflecting pulley group and is connected to a roller of the first traction winch; a second pulling rope is arranged on the second traction structure at the second end of the movable type submersible sewage pump; the second pulling rope passes through the second deflecting pulley group and is connected onto the second traction winch. The underground pipeline dredging mechanism has the characteristics of safety and high efficiency.

The invention discloses a drainage pipeline desilting device adopting a horizontal directional drill, and belongs to the technical field of municipal drainage pipeline non-excavation repair equipment. Comprising a horizontal directional drilling machine, a high-pressure water pump, a sludge conveying device, a sludge stirring device, a cutting disc, a reamer head and a high-pressure nozzle, the sludge conveying device comprises a sludge conveying pipeline and a spiral conveying mechanism, the spiral conveying mechanism is arranged in the sludge conveying pipeline, and the horizontal directional drilling machine is in driving connection with the spiral conveying mechanism; the sludge stirring device is provided with stirring fan blades, a cutting disc is arranged at the front end of the sludge stirring device, a reamer head is arranged in the center of the cutting disc, high-pressure nozzles are uniformly arranged at the top ends of the cutting disc and the reamer head, and the high-pressure nozzles are connected with a high-pressure water pump pipeline. The drainage pipeline dredging device is simple in structure, people do not need to enter the drainage pipeline, and the drainage pipeline can be conveniently and effectively dredged.

The invention provides a through hole device for casting parts. The through hole device comprises an air cylinder, a support III, a guide rail, a moving plate III and a through hole mechanism, the twoends of the guide rail are provided with a limiting plate and a supporting mechanism correspondingly, the supporting mechanism includes a limiting frame and a limiting assembly, the limiting assemblycomprises a supporting plate and a limiting ring, one side of the moving plate III is provided with a top plate, the output end of the air cylinder is connected with the inner side of the top plate,the through hole mechanism comprises a through hole assembly and a through pin, the through hole assembly comprises a connecting plate, a sliding plate and a fixing plate, the connecting plate is fixedly arranged on the side, away from the top plate, the moving plate III, the sliding plate is arranged below the connecting plate, the sliding plate can slide along the guide rail, the fixing plate isarranged above the connecting plate, the through pin comprises a needle bar and a needle head, one end of the needle bar is connected with the output end of a motor VI, and the other end of the needle bar is connected with the needle head after sequentially passing through the limiting hole and the limiting ring. The through hole device can effectively remove impurities in inner holes of the casting parts, and ensures normal use of the casting parts.

The invention discloses a mine sump dredging device which comprises a sump body, a sewage tank, a sewage discharging assembly, a floating assembly, a traction assembly, a protective cover, a mountingframe, fan blades and a waterproof motor, the sewage tank is mounted in the sump body, a first mounting box is welded to the inner wall of one side of the sewage tank, and a slurry pump is mounted andfixed to the inner wall of the bottom end of the first mounting box; and a water inlet pipe is connected and fixed to the position, corresponding to the slurry pump, in the sewage tank and fixedly connected with the slurry pump, a water inlet valve is mounted on the outer wall of one end of a water outlet of the water inlet pipe, a second mounting box is welded to the inner wall of the other sideof the sewage tank, and a sewage discharging pump is mounted and fixed to the inner wall of the bottom end of the second mounting box. The working efficiency is improved, compared with traditional manual mechanical dredging, the working efficiency is greatly improved, the labor intensity of workers is greatly relieved, the progress is faster, the working efficiency is higher, the equipment structure is simple, the clearing effect is better, and a vehicle can walk in the sump more easily.

The invention provides a through-hole device for castings. The through-hole device includes a cylinder, a bracket III, a guide rail, a moving plate III and a through-hole mechanism. The two ends of the guide rail are respectively provided with a limit plate and a support mechanism. The support mechanism includes a limit plate and a support mechanism. Position frame and limit assembly, the limit assembly includes a support plate and a limit ring, one side of the moving plate III is provided with a top plate; the output end of the cylinder is connected to the inner side of the top plate, and the through hole mechanism includes a through hole assembly and a through needle, The through-hole component includes a connecting plate, a sliding plate and a fixed plate. The connecting plate is fixed on the side of the moving plate III away from the top plate. The sliding plate is set under the connecting plate and can slide along the guide rail. The needle includes a needle bar and a needle head. One end of the needle bar is connected to the output end of the motor VI, and the other end of the needle bar is connected to the needle head after passing through the limit hole and the limit ring in turn. The through hole device can effectively remove the casting Impurities in the inner hole of the casting can be removed to ensure the normal use of the casting.

The invention relates to the technical field of municipal administration equipment, and particularly discloses a novel large dredging machine. The novel large dredging machine comprises a dredging pipe, a torsion machine, a pushing device, a dredging machine body, a discharging device and a bearing platform; According to the novel large dredging machine, the dredging machine body is used for opening a channel for pipeline dredging, and the torsion machine and the pushing device provide different motion modes for the dredging pipe, so that pipeline dredging is easier to complete; and accordingto the device, the dredging pipe is collected and moves through the torsion machine, and the equipment is used in a centralized mode through the bearing platform, so that the occupied area of the dredging device in working and moving states is effectively reduced, and pipeline dredging operation can be favorably carried out under the condition that traffic is not excessively affected in a city.

The invention discloses a rotation aeration ejector and a control system thereof. The rotation aeration ejector comprises a base, a guide rod support and a guide rod; the base is fixedly mounted on afloor at the bottom of a pool through foundation bolts, the guide rod base is mounted on the base through foundation bolts, and the guide rod is welded to the guide rod base; a power pump is mounted at the right end of a self-coupling mechanism through connecting bolts, and a rotating tee joint is mounted at the top end of the self-coupling mechanism through connecting bolts; a steering driving mechanism is mounted at the top end of the rotating tee joint and fixed to the self-coupling mechanism through a fixing mechanism; the right end of a power pipeline is mounted on the rotating tee jointthrough flanges, and a mixed gas box is mounted at the outlet end of the power pipeline through flanges; and an aeration outlet pipe is mounted at the outlet end of the mixed gas box through flanges,a gas inlet pipeline communicates with the mixed gas box, and a filter net is mounted at the top end of the gas inlet pipeline. The rotation aeration ejector and the control system are scientific andreasonable in design, simple in structure and convenient to operate.

The invention discloses a pipeline sludge removing machine. The pipeline sludge removing machine comprises a shell; a base is fixedly connected to the bottom of the shell; connecting shafts are symmetrically mounted on one side of the base; moving wheels are symmetrically connected to the ends, far away from the base, of the connecting shafts; a conical shell is rotationally connected to one side of the shell; a rotating motor is mounted on the side, far away from the shell, of the conical shell; a rotating disc is rotationally connected to the output end of the rotating motor; a connecting column is fixedly connected to the side, far away from the rotating motor, of the rotating disc; the end, far away from the rotating disc, of the connecting column is fixedly connected with the conical shell; device grooves are evenly formed in the outer side of the conical shell; and a cleaning device is mounted in the device groove. The invention relates to the technical field of dredging. According to the pipeline sludge removing machine, the purpose of cleaning and scraping away sludge and impurities attached to the inner wall of a pipeline is achieved, the sludge removing efficiency is improved, and therefore, the overall dredging effect is improved.

The invention discloses a drainage pipeline desilting device. The drainage pipeline desilting device comprises a crawling mechanism used for conveying the whole device to a desilting position, the crawling mechanism comprises a frame and first wheels, two wheel shafts are installed on the frame, the wheel shafts are connected with the frame through bearings, and the first wheels are installed at the front end and the rear end of one wheel shaft. A second motor runs to drive a second rotating shaft to rotate, then crushing blades at the ends rotate to crush blockages, the crushed blockages are washed in a drainage pipe under the action of water flow, the crushed blockages are drained away along with the water flow, and therefore the desilting purpose is achieved; and the crushing blades can perform regular reciprocating motion, and the crushing blades are in better contact with the blockages, so that the crushing efficiency and quality are improved.