37results about How to "Realize automatic dredging" patented technology

The invention relates to a road drainage device, in particular to a self-dredging type road drainage cover plate for municipal construction. The road drainage cover plate comprises a rectangular outerframe. Parallel partition strips are arranged on the outer frame. Water inlets are formed between every two adjacent partition strips. Water outlets are connected with the side wall of a waste collecting tank. Through holes are formed in the bottom end of the waste collecting tank. The outer frame is rotationally connected with the waste collecting tank through a hinge. The through holes in the waste collecting tank are distributed in arrays. At least three water outlets are formed in the side wall of the waste collecting tank. Waste in the waste collecting tank can be conveniently cleaned away; the through holes are formed in the waste collecting tank, and accumulated water can be discharged; when drainage of the through holes is low and a large volume of water in the waste collecting tank needs to be discharged, water discharge is realized through the water outlets; due to protruding blocks at the joint of the outer frame and the waste collecting tank, the bearing area of the outerframe is increased, the outer frame can bear larger weight, and the road drainage cover plate has good economic benefits and social benefits and suitable for use and popularization.

The invention relates to a dredging vehicle for cleaning a sewer at an inspection well. The dredging vehicle comprises a traction vehicle head, wherein a chassis is connected and mounted to the tail of the traction vehicle head, and a sealed sludge collection box is arranged on the chassis; the sludge collection box is internally provided with a screw press sludge dehydrator, and the screw press sludge dehydrator is provided with a sludge inlet, a compressed sludge outlet and a press sewage outlet; the compressed sludge outlet is located in the sludge collection box, and the press sewage outlet is connected with a blow-off pipe at the outer side of the sludge collection box; the sludge inlet is connected with a sinking sludge pump through a hose, and the outer side of the sinking sludge pump is provided with a water pump cover; the end of the water pump cover is provided with a water absorption hole, and the end of a water pump rotating shaft of the sinking sludge pump extends into thewater pump cover; the water pump rotating shaft is sleeved with a connection sleeve, and the circumferential surface of the connection sleeve is provided with a plurality of cutting leaf assemblies.Separation of water and sludge is realized, and the sludge can be taken away while sewage is discharged into the sewer.

The invention discloses a self-cleaning single-barrel overturning type runoff sediment automatic measurement device, comprising: a measuring mechanism, the measuring mechanism includes a measuring platform, a measuring barrel is arranged on the top of the measuring platform, and a weighing sensor is fixedly connected to the bottom of the measuring platform. The weighing sensor is electrically connected to the controller; the pouring mechanism includes an electric push rod, the output end of the electric push rod is hinged to the measuring barrel, and the other end of the electric push rod is hinged to the measuring platform; the dredging mechanism includes a dredging motor and The drive assembly, the output end of the dredging motor is fixedly connected to the drive assembly, the end of the drive assembly away from the dredging motor is provided with a scraper, and the drive assembly is located on the top of the measuring barrel; the sampling mechanism includes a sampling tube, which is located on the top of the measuring barrel, and the sampling tube rotates Connected to the sampling holder. The device can quickly and accurately measure samples, and can realize automatic dredging to avoid the impact of sediment on the measurement structure.

The invention discloses a desludging device for hydraulic engineering. The desludging device for hydraulic engineering comprises a cover, a sludge stirring mechanism, a plurality of sludge inlet pipesdistributed in the circumference direction of the cover at intervals, a plurality of desludging pipes, a sludge pumping pipe, a sliding plate, a second spring, a fixed pulley and a rope, wherein thesludge stirring mechanism comprises a drill bit, a high-pressure air pipe and an air pump; and each sludge inlet pipe is coaxially sleeved with the corresponding desludging pipe. The desludging devicefor hydraulic engineering has the functions of automatically dredging the sludge inlet pipes and the sludge pumping pipe, thereby avoiding pipe blockage caused by sludge, ensuring normal running of the desludging work and improving the desludging efficiency. Meanwhile, the desludging device for hydraulic engineering has the function of separately collecting sludge based on particle sizes, and therefore sludge can be conveniently transported and reused as needed.

The invention relates to a stainless pulse silt-removal water-distribution device of a water circulation cooling tower, which comprises a silt discharge valve, a water-distribution head and a water-distribution pipe, wherein the silt discharge valve comprises a valve body, a valve core, a pressure regulating head, a valve rod, a locking nut, a spring and a check ring; the water-distribution head comprises a rotary body, a set screw, an adapter sleeve, a mandrel, a small sealing ring, an upper cover, a screw, a small bolt group, a base, a large bolt group and a large sealing ring; one end of the water-distribution pipe is connected with the water-distribution head, and the other end of the water-distribution pipe is connected with the silt discharge valve; the center of the rotary body is in a cylinder shape; pipe orifices connected with the water-distribution pipe are uniformly distributed on the intermediate periphery of a cylinder wall; the upper edge flange of the cylinder wall is connected with the upper cover by using the screw; rotating blades are uniformly distributed below the inner side of the cylinder wall; and the lower inner diameters of the rotating blades are in clearance fit with the excircles of the steps of the base. The stainless pulse silt-removal water-distribution device disclosed by the invention requires that the upper cover and the rotary body easily rotate around the mandrel, the rotary body is not scratched with the base, the valve body, the valve core, the water-distribution pipe, the upper cover, the rotary body and the base are manufactured by adopting metal materials, and an overflowing surface is coated with PTFE (Polytetrafluoroethylene) materials; and the water-distribution pipe and the water-distribution head of a small-sized water circulation cooling tower are directly manufactured by adopting the PTFE materials.

The invention discloses a water conservancy anti-blocking and dredging device, which comprises a pipeline, a filter screen is fixedly installed in the pipeline, an installation opening is opened on the outer wall of the pipeline, a frame body is fixedly connected in the installation opening, and a frame body is fixedly connected to the frame body. The middle part of the body is equipped with a pulley one, and the outer wall of the pulley one is fixedly connected with a scraper in contact with the outer wall of the filter screen. A method for using a water conservancy anti-blocking and dredging device, comprising the following steps: S1, installing a frame in a pipeline, a switch is connected to an electromagnet, a motor and a valve through a wire, and the wire is connected to an external power supply but the power supply is not powered. The invention automatically presses the switch when there is a lot of silt in the pipeline to block the filter screen, so that the electromagnet and the motor are energized to start working, the electromagnet generates magnetism to push the baffle up, and the motor drives the scraper to rotate to realize the scraping of the silt and cause Centralized collection in the pit body realizes the automatic removal of silt and solves the problem of blockage caused by too much silt in the pipeline.

The invention belongs to the technical field of water supply and drainage devices, and discloses a building water supply and drainage device with a self-dredging function, which comprises a pipeline, a clamping sleeve is arranged on the side wall of the pipeline, an air inlet pipe is arranged on the side wall of the clamping sleeve in a penetrating manner, and one end of the air inlet pipe is fixedly connected with a connecting pipe; the end, away from the air inlet pipe, of the connecting pipe is fixedly connected with an air nozzle. A dredging ring is arranged in the pipeline, the bottom face of the dredging ring is fixedly connected with a pressure-bearing cylinder, and the pressure-bearing cylinder is matched with the air tap. According to the pipeline dredging device, high-pressure air is sprayed out through the air nozzle to impact the pressure-bearing cylinder, the pressure-bearing cylinder drives the dredging ring to ascend, then sundries in a pipeline and dirt attached to the inner wall of the pipeline are removed, and therefore automatic pipeline dredging is achieved.

The invention belongs to the field of pneumatic ash conveying system valves, and particularly relates to an automatic dredging 90-degree power valve which comprises a valve body, a lower pressing plate and an annular bottom plate, the top of the valve body is sealed through an upper cover plate, an inlet end is arranged on one side of the valve body, an outlet end is arranged at the bottom end of the valve body, and the inlet end and the outlet end form a 90-degree angle. The lower pressing plate and the annular bottom plate are arranged in the valve body, the annular bottom plate is arranged at the bottom of the valve body and connected with the inner wall of the valve body in a welded mode, a U-shaped groove is formed by the annular bottom plate and the inner surface of the valve body, and a sealing gasket matched with the annular bottom plate is arranged on the lower end face of the lower pressing plate. An automatic dredging annular tooth-shaped ring matched with the U-shaped groove is arranged on the lower end face of the lower pressing plate, a through hole is formed in the middle of the lower pressing plate, a driving valve is arranged at the top end of the valve body and fixedly connected with the lower pressing plate through a nut, and a storage bin is arranged on the upper portion of the inner side of the valve body. According to the automatic dredging device, automatic dredging is achieved, the sealing gasket is effectively protected against dust abrasion, and the sealing gasket is durable.

The invention relates to a maximum output automatic dredging control method of a cutter suction dredger, which belongs to the technical field of automatic control of engineering ships. In any automatic dredging mode, the dredging control system of the cutter suction dredger is based on working conditions. Calculate the critical flow rate of the pipeline through the estimator, and jointly control the cutter motor, traverse winch, bridge winch, steel pile trolley, vacuum release valve and other cutter suction dredger dredging equipment to realize the dredger automatically according to the construction process. For excavation operations, under the premise of ensuring that the flow rate of the pipeline is greater than the critical flow rate, the traverse speed should be increased as much as possible, so as to achieve automatic dredging with maximum output. The invention significantly improves the actual production process of the dredger, can greatly reduce the labor load of dredging operators, reduce the differences in operations among different operators, improve construction quality, ensure equipment safety, and reduce fuel consumption.

In order to solve the above technical problems, an intelligent automatic stomach cleaning equipment for emergency departments, including a box body, a double-acting diaphragm pump, a pipeline conversion anti-blocking device, and other devices are installed through the box body, and the double-acting diaphragm pump provides high-efficiency, Safe, low-energy-consumption positive and negative pressure supply, pipeline switching anti-clogging device realizes automatic switching and distribution between different pipelines and automatic dredging when pipelines are blocked, realizing functionally safe, intelligent and highly automated gastric lavage function. It is characterized in that: the double-acting diaphragm pump is installed and fixed on the box body, and the pipeline conversion anti-clogging device is rotatably installed on the box body.

The invention relates to the technical field of building construction, in particular to a material screening device for building construction, comprising: a control box, a control mechanism is arranged inside the control box; a screening mechanism, the screening mechanism is fixed outside the control box , and connected to the control mechanism through a transmission assembly; and a dredging mechanism, the dredging mechanism is arranged inside the screening mechanism; wherein, the screening mechanism includes: a support frame; several screening parts, the screening parts are arranged on the inside of the screening mechanism The outside of the dredging mechanism; the connection assembly used to connect the screening member and the support frame; the driven assembly, by setting the screening mechanism and the control mechanism, and using the transmission assembly to connect the two, so that the control mechanism can not only drive the The screening mechanism moves, cooperates with the dredging mechanism to ensure the stability of the screening, and can absorb the dust generated during screening.

The invention discloses an automatic dredging and clear water pool of a sandstone production wastewater treatment system and a method for using it, comprising: a clear water pool body, a main water pipe installed at the bottom of the clear water pool body, a water branch pipe connected to the main water pipe, a main water pipe and a water tank. There is a distance between the branch pipe and the inner wall of the clear water tank body. The water branch pipe is provided with a water inlet hole. The flow rate of water pipe drainage is Q=300m 3 / h, clean water is discharged through the main water pipe at a flow rate of 1.2m / s; greater than the settling velocity of the largest solid particle of 0.07m / s, the settling velocity of solid particles in the clean water tank as a whole is much lower than the water flow velocity, ensuring that the entire production The bottom water of the clear water tank body has no dead angle in the flow, and the suspended matter does not sink to the bottom, so as to realize automatic dredging, which solves the problem that sedimentation occurs in the clear water tank of the existing sand and gravel production wastewater treatment system to block the water inlet of the pipeline pump.

The invention relates to an automatic feeding and dredging system for waste gas treatment catalysts. A feeding trolley can move along a feeding track to enter or withdraw from a catalyst dredging device. The catalyst dredging device comprises a left-right travelling mechanism, front-back travelling mechanisms, lens lifting mechanisms and dredging head feeding mechanisms. The left-right travellingmechanism comprises a fixed lead screw and a plurality of first nuts. The first nuts sleeve the fixed lead screw in a left-right spaced mode. The front-back travelling mechanisms comprise rotating lead screws and second nuts sleeving the rotating lead screws. The rotating lead screws rotate under power drive, and drive a vertical mounting base to move forwardly and backwardly through the second nuts. Each lens lifting mechanism comprises a first gear and rack mechanism and a camera. Each dredging head feeding mechanism comprises a second gear and rack mechanism and a dredging component. The automatic feeding and dredging system has the advantages that through independent control of each front-back travelling mechanism, each dredging component and each camera are driven independently, so that blocked portions of honeycomb ducts can be positioned by camera shooting and then dredged automatically, and automatic feeding can be achieved.