40results about How to "Guaranteed dredging effect" patented technology

The invention provides a horizontal underground culvert pipe blockage dredging robot and a working method thereof. The robot comprises a travelling mechanism, a dredging machine body, a beating and dredging mechanism, a high-pressure dredging mechanism and a camera shooting mechanism, wherein the dredging machine body is arranged in the travelling mechanism, the high-pressure dredging mechanism isarranged at the front end of the dredging machine body, the high-pressure dredging mechanism is connected with an external high-pressure water pump through a conveying line, the high-pressure water pump is connected with an external water source, the camera shooting mechanism is arranged in the middle of the high-pressure dredging mechanism, the camera shooting mechanism is in data connection with an external upper computer through the conveying line, the beating and dredging mechanism are further arranged at the lower end of the high-pressure dredging mechanism, and a driven travelling mechanism is arranged at the rear end of the dredging machine body. According to the robot and the method, the travelling mechanism is arranged, so that a robot can travel in a culvert pipe, the influencein the culvert pipe is collected through the camera shooting mechanism and is transmitted back to the upper computer until a blocking point is found, the blockage is dredged by the cooperation of thebeating and dredging mechanism and the high-pressure dredging mechanism, so that the dredging of the culvert pipe blockage is completed.

The invention discloses an anti-blocking rapping device for a coal dropping pipe of a thermal power plant and a using method thereof. The anti-blocking rapping device comprises the coal dropping pipe, an upper fixing ring, a lower fixing ring and a mounting frame, the coal dropping pipe is provided with the upper fixing ring, the lower fixing ring is arranged below the upper fixing ring, rubber mats are arranged on the inner wall of the upper fixing ring and the inner wall of the lower fixing ring, fixing bolts are arranged on one side wall of the upper fixing ring and one side wall of the lower fixing ring, the mounting frame is arranged between the upper fixing ring and the lower fixing ring, a sliding sleeve is arranged on the mounting frame, and an electric push rod is arranged at the top end of the sliding sleeve. The anti-blocking rapping device has the beneficial effects that by arranging the sliding sleeve and a hydraulic rod, in the working process of the device, the electric push rod pushes the sliding sleeve to move downwards, then the sliding sleeve drives a vibration mechanism to move downwards, a vibration ball can integrally beat the coal dropping pipe, the dredging effect of the coal dropping pipe is guaranteed, and the practicability of the device is improved.

The invention discloses a sprayer cleaning device including ink pads in one-to-one correspondence with sprayers and fitting with spray nozzles of the sprayers in a sealed manner, a buffer bottle used for enabling all ink pads to be communicated with each other, a diaphragm pump communicated with the buffer bottle, and a micro-metering valve arranged between the buffer bottle and the diaphragm pump and used for adjusting pressure. According to the invention, the added buffer bottle enables all the ink pads to be communicated with each other, so that pressure received by all the sprayers is generally the same. Therefore, problems of inconsistent dredging and cleaning of the sprayers due to different pressure are avoided and time and cost are saved effectively. Besides, pressure adjustment is also performed by using the micro-metering valve, so that sprayer damage due to too large or too small pressure is avoided; the service lifetime of the sprayers is prolonged; the cost is reduced; and the cleaning and dredging effects of the sprayers are guaranteed. The invention also discloses a printed including the above sprayer cleaning device.

The invention relates to a ship bottom silt removal robot. The ship bottom silt removal robot is used for removing the tilt at the bottom of an iron ship. The ship bottom silt removal robot comprisesa vehicle frame, four crawler walking mechanisms mounted on the vehicle frame, a buoyancy mechanism and a silt removal mechanism, and both sides of the bottom of the vehicle frame extend downwards toform two wing panels. The four crawler walking mechanisms are separately arranged at four corners of the vehicle frame. Each of the crawler walking mechanisms comprises a first motor and two magneticwheels, and the two magnetic wheels are connected by crawlers in a transmission mode. The silt removal mechanism comprises a first brush roller and a second brush roller. The first brush roller and the second brush roller are driven to rotate by a driving mechanism.

The invention provides a novel environment-friendly dredging head. The novel environment-friendly dredging head comprises a shell and a supporting rod, wherein the supporting rod is fixedly connectedto the upper surface of the shell, a screw rod is transversely arranged in the shell, blades are arranged on the screw rod, the blades are spirally distributed along the axis direction of the screw rod, the left end of the shell is provided with an open end, a bearing is arranged at the right end of the shell in a sleeve mode, a driving motor is arranged at the right end of the screw rod, a waterinlet pump and a silt suction pump are arranged on the two sides of the supporting rod correspondingly, the supporting rod is internally provided with a signal cable, and one end of the signal cable is electrically connected with the water inlet pump, the silt suction pump and the driving motor. According to the novel environment-friendly dredging head, the screw rod carries out reversely rotatingmovement, so that the sludge is promoted to enter the shell along the screw rod, it is ensured that the sludge can enter the shell under the condition that the sludge does not diffuse in the water, meanwhile, the good cutting performance and crushing capability of the blades are matched, so that the dredging work is well completed, the working efficiency is effectively improved, and meanwhile, the energy is saved, so that the production cost is reduced.

The invention relates to the technical field of pipeline dredging, and discloses a novel pipeline dredger. The novel pipeline dredger comprises a pipeline body, wherein a partition plate is arranged on the left side of the pipeline body, a rotating rod is arranged at the position of a middle shaft in the pipeline body, the rotating rod penetrates through the partition plate and extends out of the partition plate, and a handle is fixedly connected to the left side of the rotating rod. Through the arrangement of a first convex block and an inclined block, when the rotating rod pierces the blockage, the first convex block and the inclined block can get close to each other to penetrate through the blockage, then the rotating rod is pulled backwards, and the first convex block can be opened through the inclined block, so that follow-up treatment and dredging of the blockage are facilitated, and after the first convex block makes contact with the blockage, the blockages extrude an extrusion plate I, so that the extrusion plate I drives an extrusion block to move, the extrusion block can extrude a crushing cutter to stretch out, the blockages are stabbed and crushed, the dredging effect of the pipeline dredging device is good, and a pipeline can be effectively dredged.

The invention provides a preparation method of a diffusion layer with a catalytic action promoting function. The preparation method comprises the steps of taking straw substances at the soft part of the center of corn straw, and then drying the straw substances; cutting straw substances into long strips, then putting the long strips into a polar solvent to form a polar solution, and fully stirringand mixing; adding ceramic particles and a carbon oxide material into the polar solution, and fully stirring; then adding carbonyl metal into the polar solution, and fully stirring; and then carryingout pulping and papermaking, resin impregnation and carbonization in sequence, and finally acquiring the diffusion layer. Compared with metal, the straw substance adopted by the invention has betterinertness, so that the possibility of damaging a carbon skeleton is reduced in the carbonization process, and the overall permeability of the diffusion layer is ensured while the strength of the carbon paper is ensured.

The invention is suitable for the technical field of hydraulic engineering equipment, and provides a silt remover pipe head for hydraulic engineering design. Comprising a support housing; the absorption head is arranged in the supporting shell and used for absorbing sludge; a main adsorption opening used for adsorbing sludge is formed in the middle of the bottom of the absorption head, and a plurality of auxiliary inlets are formed in the outer side of the main adsorption opening in an array mode and used for absorbing aquatic plants; the mounting rods are arranged on the outer side of the absorption head in a circumferential array mode, and a plurality of crushing cutters are arranged on the mounting rods in an array mode; the mounting rod is mounted on the second gear ring, and the second gear ring is rotationally arranged in the supporting shell; the multiple crushing cutters intermittently extend out of the interior of the mounting rod in the rotating process; the swing rod is arranged on the absorption head in an intermittent swing mode, a scraping rod is arranged at the first end of the swing rod, the scraping rod is attached to the surface of the first filter screen, and the swing rod conveys aquatic plants on the surface of the first filter screen into the auxiliary inlet in the intermittent rotation process.

The invention relates to the field of 3D printers, in particular to an anti-blocking spray head of a continuous carbon fiber 3D printer. The anti-blocking spray head comprises an anti-blocking operation base, a continuous adding device, a heating nozzle, an adjuster and a combined anti-blocking dredging device. The continuous adding device is fixedly connected and communicates with the anti-blocking operation base, the heating nozzle communicates with and is connected to the lower end of the anti-blocking operation base in a threaded fit mode, the adjuster is rotationally connected into the anti-blocking operation base, and the combined anti-blocking dredging device is arranged in the adjuster in a clearance fit mode and longitudinally connected to the anti-blocking operation base in a sliding mode. The anti-blocking spray head has the following beneficial effects that a printer nozzle pipeline blocked by molten raw material can be effectively dredged; through manual adjustment, the dredging effect is stably guaranteed, and meanwhile the nozzle is prevented from being damaged to affect the service life; and operation is convenient, and dredging speed is high.

The invention relates to a preparation method of a diffusion layer for a fuel cell. The method comprises the steps of taking corn straw after corn maturation, removing the outer skin of the corn straw, taking straw substances at the soft part of the center of the corn straw, and drying the straw substances; cutting straw substances into long strips, then putting the long strips into a polar solvent to form a polar solution, and fully stirring and mixing; adding ceramic particles and a carbon oxide material into the polar solution, and fully stirring; and then carrying out pulping and papermaking, resin impregnation and carbonization in sequence, and finally acquiring the diffusion layer. Materials in the center of the corn straw are used as fibrous materials for use; the fibrous materialsare mixed with the ceramic particles and the carbon oxide material under the action of the polar solution; the ceramic particles have certain hydrophobic capacity and also have the capacity of expanding pore channels; the dredging capacity of the diffusion layer is guaranteed, and the carbon oxide material is adopted to increase the combinability of the carbon oxide material and straw substances to form a carbon skeleton.

The invention relates to the technical field of pipeline dredging, and discloses a kitchen sewer pipeline dredging device. The kitchen sewer pipeline dredging device comprises a pipeline, a motor anda driving shaft arranged on the motor. The motor is located in the pipeline, a conical head is fixedly arranged at the lower end of the driving shaft, a cavity is formed in the lower end of the driving shaft, and strip-shaped openings are formed in the left side and the right side of the cavity. Two shifting rods are symmetrically arranged in the cavity, two rotating shafts are symmetrically and fixedly arranged on the lower sides of the rod walls of the two shifting rods, the two shifting rods are rotationally arranged in the cavity through the rotating shafts, torsion springs movably sleevethe shaft walls of the rotating shafts, the two ends of the torsion springs are correspondingly and fixedly connected with the side wall of the cavity and the rod walls of the shifting rods, a threaded hole is formed in the top of the cavity, and a threaded rod is arranged in the threaded hole in a threaded mode. The kitchen sewer pipeline dredging device can smash and dredge hard blockages, can take out soft blockages to dredge, and guarantee the dredging effect of the kitchen sewer pipeline.