45498results about "Hollow article cleaning" patented technology

Assemblies and method to extract a material from a source of the material may include a vacuum generation and sound attenuation assembly to enhance extraction the material from the source of the material. The vacuum generation and sound attenuation assembly may include a vacuum source including a plurality of vacuum generators. Each of the plurality of vacuum generators may be positioned to cause a vacuum flow between the source of the material and the vacuum generation and sound attenuation assembly. The vacuum generation and sound attenuation assembly may further include a sound attenuation chamber connected to the vacuum source. The sound attenuation chamber may include an attenuation housing at least partially defining a chamber interior volume being positioned to receive at least a portion of the vacuum flow from the vacuum source and attenuate sound generated by the vacuum source.

Provided is an efficient and energy-saving building slurry stirring device. The device includes a grouting assembly, which includes a base, a storage tank, a discharge pipe, a grouting pump and a control box. The storage tank is arranged at the top of the base, the discharge pipe is located at one side of the storage tank, the grouting pump is arranged on the discharge pipe, and the control box is fixed to the top of the base. When the fluidity of a grouting material in the storage tank is reduced due to solidification, the stirring assembly can stir the grouting material in the storage tank. Then, the stirring assembly stops stirring the grouting material to save energy. After the grouting is completed, an inner wall of the storage tank can be cleaned by the stirring assembly.

Assemblies and method to extract a material from a material source may include a vacuum and material collector assembly to enhance extraction of the material from the material source. The vacuum and material collector assembly may include a material collector comprising a high volume pressure vessel having an interior and a high-pressure vacuum source pneumatically coupled to the pressure vessel. The vacuum source is operable to generate a high-pressure vacuum of a fluid flow through the interior of the pressure vessel to extract the waste material from the waste material source into the interior of the pressure vessel. The vacuum source may be connected to the pressure vessel of the material collector to form a unified vacuum and material collector assembly which may be supported on a single mobile chassis.

The invention discloses a safety monitoring type stop valve for a nuclear power station, and relates to the field of stop valves for nuclear power stations, the safety monitoring type stop valve comprises a stop valve body and a transverse guide groove, the outer end of the stop valve body is in butt joint with a reserved butt joint pipeline, and a nesting butt joint piece is mounted on the inner side of the transverse guide groove in a nesting manner; and the outer side of the nesting butt joint piece is fixedly connected with a first spring, the first spring is in butt joint with the inner wall of the reserved butt joint pipeline, the self-moving structure is provided with a first reserved air bag, and the first reserved air bag is connected to the interior of the reserved butt joint pipeline in an adhesive mode. According to the safety monitoring type stop valve for the nuclear power station, the connection range of a reserved butt joint pipeline is enlarged in a self-adaptive mode, and different pressures generated by a butt joint supply structure at the rear end of equipment are adjusted in a self-adaptive mode according to the liquid discharging process of different flows in different states; the switching-on range is adjusted in a self-adaptive mode according to the flow change of the contact liquid amount, safety monitoring work is carried out in a self-adaptive mode, and the situation that the liquid flow is too large is prevented.

Assemblies and method to extract a material from a material source may include a vacuum and material collector assembly to enhance extraction of the material from the material source. The vacuum and material collector assembly may include a material collector comprising a high volume pressure vessel having an interior and a high-pressure vacuum source pneumatically coupled to the pressure vessel. The vacuum source is operable to generate a high-pressure vacuum of a fluid flow through the interior of the pressure vessel to extract the waste material from the waste material source into the interior of the pressure vessel. The vacuum source may be connected to the pressure vessel of the material collector to form a unified vacuum and material collector assembly which may be supported on a single mobile chassis.

A downhole extraction pipeline blockage clearing system, comprising a blockage clearing apparatus (1), a direction changing and impurity removal integrated apparatus (2), an impurity removal apparatus (3), and a floating ball control mechanism; the blockage clearing apparatus (1) utilizes a self-advancing blockage clearing spray head (5), which has self-rotation and self-advancing functions and utilizes a high pressure jet to actively clean a pipeline, thus improving the efficiency and effect of blockage clearing; the direction changing and impurity removal integrated apparatus (2) can implement direction changing for and transport of the blockage clearing apparatus (1), conveniently adjusts the direction of entry of the blockage clearing apparatus (1) into an extraction pipeline, and adapts to different extraction pipeline arrangements; the impurity removal apparatus (3) can implement simultaneous online cleaning and impurity removal, improving blockage clearing efficiency and reducing manual operation; additionally, the floating ball control mechanism is also utilized, and a plurality of one-way valves are jointly controlled by means of buoyancy and changes in pressure differences, thereby implementing impurity removal automation. The extraction pipeline does not need to be closed during a blockage clearing procedure.

The invention relates to the technical field of sewage treatment, in particular to a sewage pipeline scaling monitoring and cleaning method, system and equipment and a medium, and the sewage pipeline scaling monitoring and cleaning method comprises the steps that sewage pipeline inner wall data is acquired, and pipeline dirt information is acquired based on the sewage pipeline inner wall data; acquiring a dirt map based on the pipeline dirt information, and acquiring dirt component information according to the dirt map; inputting the dirt component information into a preset scaling cleaning look-up table, obtaining a dirt cleaning type, and generating a dirt cleaning instruction based on the dirt cleaning type; and in response to the dirt cleaning instruction, obtaining cleaning parameters, performing scale cleaning on the sewage pipeline based on the cleaning parameters, and obtaining cleaning data. The device has the effects of monitoring the scaling condition of the sewage pipeline in real time and cleaning the scaling of the sewage pipeline in time.

The present invention relates to the technical field of pipeline control valves, and provides a fixed cone valve having automatic pressure adjustment and locking functions. The fixed cone valve having automatic pressure adjustment and locking functions comprises external fixed pipes; a supporting pipe is fixedly connected to the interiors of the external fixed pipes; a fixed frame is fixedly connected to the interior of the supporting pipe; a flow dividing cover is fixedly connected to one side of the fixed frame; and a fixed disc is fixedly connected to one side of the flow dividing cover. According to the fixed cone valve having automatic pressure adjustment and locking functions, a servo motor is started, an output end of the servo motor drives a third gear to rotate, the third gear drives a second gear in meshed connection with the third gear to rotate, and the second gear drives an inner ring gear and an outer ring gear which are in meshed connection with the second gear to rotate; and when the inner ring gear and the outer ring gear rotate to drive two first gears to rotate, and the first gears rotate to drive first lead screws to rotate, connecting plates located on the outer side and connected by means of a ball nut pair drive a sealing blocking pipe to horizontally move, so as to control the water outflow amount, achieving the accurate adjustment effect.

The invention discloses a soil sampling device for land resource planning and a sampling method thereof, and belongs to the technical field of soil sampling, the soil sampling device comprises a supporting seat fixedly supported above the ground at a sampling position, a stand column is fixedly mounted on the upper surface of the supporting seat, and a top seat is fixedly mounted at the top of the stand column; an adjusting motor is fixedly mounted at the top of the top seat, meanwhile, a threaded rod is fixedly mounted at the output end of the adjusting motor, a movable seat is arranged on the outer side of the stand column, and a sampling barrel is rotationally mounted in the middle of the movable seat. The cutting base is fixedly installed at the lower end of the sampling barrel, the drilling efficiency of the sampling barrel is improved, and a cutting assembly is arranged on the inner side of the cutting base. According to the soil sampling device for land resource planning and the sampling method of the soil sampling device, residual soil dust in previous sampling can be automatically cleaned before sampling, the lower end of sample soil can be segmented, automatic clamping and supporting are conducted, and the sample soil can be completely taken out conveniently.

Pipe inspection systems including a push-cable, jetter, and camera assembly are disclosed. A jetter nozzle may be configured to spin and / or propel the camera head within a pipe or other cavity. A cutter line may be attached to the camera head to clean obstructions. A sonde may be coupled to a camera head to generate magnetic field signals for use with a buried utility locator to locate a pipe or other cavity into which the camera head is deployed.

Methods of forming a metal-containing layer on a semiconductor substrate are provided and may include performing multiple cycles of (a) co-flowing a metal-containing precursor and a reactant into a processing chamber housing the semiconductor substrate; and (b) after (a), flowing the reactant into a processing chamber housing the semiconductor substrate, wherein the reactant does not react with gas-phase metal-containing precursor. Methods of cleaning the processing chamber are also provided.

The invention relates to the technical field of pipeline cleaning, in particular to an oil pipe cleaning device and a cleaning technology.The oil pipe cleaning device comprises a mounting pipe, a fixed shaft is rotationally arranged in the mounting pipe, a driving assembly used for controlling the fixed shaft to rotate is arranged in the mounting pipe, and a sliding pipe is arranged on the outer surface of one end of the fixed shaft in a circumferential rotating and axial sliding mode; a plurality of cleaning assemblies are fixedly arranged on the outer surface of the sliding pipe. The pipeline cleaning device has the beneficial effects that the brush piece rotates in the circumferential direction and axially slides in a reciprocating mode at the same time to clean the pipe wall, the brush and the inner wall of the pipeline can be rubbed many times, dirt, oil stains, incrustation and other sediments in the pipeline are more effectively removed, the cleaning efficiency is improved, the cleaning time is shortened, and the cleaning efficiency is improved. The brush pieces shake when the inner wall of the pipeline is cleaned, the brush pieces can make more sufficient contact with the inner wall of the pipeline, bristles are further helped to go deep into tiny gaps in the inner wall of the pipeline, dirt and sediment are more effectively removed, and the risk of pipeline blockage is reduced.

The utility model relates to the technical field of industrial sewage treatment, in particular to industrial sewage purification equipment for environmental protection engineering. The problems that in the flocculant adding operation process, the adding amount of a flocculant is difficult to control, and the overall sewage treatment efficiency of equipment is affected are solved. The device comprises a treatment tank and a drainage pipe fixedly connected to the side face of the treatment tank. The device further comprises a flocculating agent feeding assembly and a stirring assembly. The propeller can automatically drive the oval block to rotate, and then the baffle is driven to intermittently block the discharging opening of the flocculating agent adding box, so that the flocculating agent adding box can automatically and quantitatively add a flocculating agent into the water inlet pipe, and flocculates in the treatment tank can be conveniently discharged through the slag discharging pipe; sewage in the stirring barrel is stirred through the stirring rod, so that the sewage and a flocculating agent are fully mixed, the sewage purification effect is improved, and meanwhile, a scraping plate scrapes away impurity attachments on the inner wall of the stirring barrel.

The invention relates to the technical field of smashing, and discloses a cerium oxide airflow smashing device and a production technology.The cerium oxide airflow smashing device comprises a base, four supporting legs arranged at equal angles are arranged on the base, a first tank is connected to the supporting legs, and an air injection mechanism used for spraying high-pressure airflow and driving materials to collide with one another to be smashed is installed in the first tank; a feeding pipeline positioned above the air injection mechanism is mounted on the first tank body; the inner wall of the first tank body is provided with four cooling assemblies which are arranged at equal angles, the upper port of the first tank body is connected with a second tank body through a flange, the second tank body is provided with a grading mechanism and a discharging pipeline corresponding to the grading mechanism, and the upper port of the second tank body is provided with a top cover; according to the device, efficient production is achieved through multi-dimensional innovation, a double-layer S-shaped cooling flow channel dissipates heat quickly, and high-temperature agglomeration of materials is avoided so as to guarantee stable physicochemical properties; and the four groups of opposed nozzles form a vortex field, so that the particle size refining rate of the material is more than 90%, and the energy consumption is reduced by 35%.

Systems, assemblies, and methods to enhance extraction of pyrophoric materials from a refinery apparatus may include supplying a pressurized fluid to a plurality of vacuum generators, and generating, via the plurality of vacuum generators using the pressurized fluid, a vacuum flow. A manifold may provide a flow path for the vacuum flow, and pyrophoric material may be extracted from the refinery apparatus via the vacuum flow to a material collector through which the vacuum flow passes, depositing at least a portion of the extracted pyrophoric material in the material collector. One or more of inert gas or a cooling medium may be supplied to the material collector.

A cable winding and unwinding device for solar photovoltaic power generation, the device comprising a first rotating rod (1), wherein a tightening mechanism (2) is fixedly connected to one end of the first rotating rod (1), the tightening mechanism (2) comprises a winding column (201), one end of the winding column (201) is rotatably connected to a first upright plate (202) by means of a rotating bolt, a drive shaft of an electric motor (203) penetrates through and is rotatably connected to the side of the first upright plate (202) that is away from the winding column (201), a second upright plate (204) is rotatably connected to the side of the winding column (201) that is away from the first vertical plate (202) by means of a rotating bolt, an arc-shaped long plate (205) is fixedly connected to the top of the second upright plate (204), a snap-fit hole (206) is formed on one side of the arc-shaped long plate (205), and a compression spring (207) is fixedly connected at the top of the inner wall of the snap-fit hole (206). According to the cable winding and unwinding device for solar photovoltaic power generation, by means of a rounded-corner sliding shell (210) abutting against a photovoltaic cable (6), outward loosening and falling-off of the photovoltaic cable (6) is prevented during winding; and by means of a stop block (208) abutting against a small sliding rod (209), incomplete abutment of the rounded-corner sliding shell (210) due to shaking and shifting of the small sliding rod (209) driven by the winding column (201) during cable winding is prevented.

The present invention relates to the field of fermentation apparatuses, and specifically to a fully-automatic integrated fermentation apparatus and method. The fully-automatic integrated fermentation apparatus comprises a fermentation tank for fermentation, and further comprises a reinforcement ring which runs through the top of the fermentation tank and a cylinder a which vertically passes through the reinforcement ring, wherein a bearing a is provided between the cylinder a and the reinforcement ring, and a power assembly for driving the cylinder a to rotate is provided on the fermentation tank; a stirring mechanism is provided on an outer wall of the cylinder a, the stirring mechanism being located in the fermentation tank; and a sliding member is fitted and sleeved on the stirring mechanism, a cleaning assembly for driving the sliding member to slide along the stirring mechanism is provided on the fermentation tank, and when moving up and down, the cleaning assembly sprays water to the sliding member and to the inner wall of the fermentation tank. In the present invention, automatic cleaning can completely cover all areas for fermentation, thus reducing manual labor intensity while improving cleaning effects.

The invention relates to a pipeline incrustation removing method, system and device, and relates to the field of incrustation treatment, and the method comprises the steps that water meter water pressure in a water meter is obtained; when the water pressure of the water meter falls into a preset incrustation early warning interval, flow velocity information in the water meter is obtained; judging whether incrustation exists or not from a preset incrustation judgment model according to the flow velocity information; when the incrustation exists, the position of the incrustation is recognized from a preset incrustation position recognition model according to the flow velocity information; matching a moving path from a preset moving path matching model according to the scale position; and according to the moving path, a preset ultrasonic device is controlled to move to the scale position, and the scale is shattered through a preset scale shattering method. The water meter has the effects of improving the reading accuracy of the water meter and cleaning scale in time.

The invention discloses a cleaning device for a welding surface and a using method of the cleaning device, the cleaning device comprises a bottom plate, a transverse plate is arranged above the bottom plate, a collecting box is fixed to the top of the bottom plate, and a through hole is formed in the top of the transverse plate in a penetrating mode. According to the cleaning device for the welding surface and the using method of the cleaning device, through the arrangement of the automatic welding slag scraping mechanism, pollutants such as oxides, welding slag and oil stains at the welding position of a pipeline are automatically scraped in a reciprocating mode, the pollutants such as the welding slag can be scraped to one side from the welding position, and then the rapid cleaning assembly is matched; according to the welding slag cleaning device, automatic and rapid cleaning treatment of welding slag is achieved, after the welding slag is rapidly scraped and cleaned in time, the problem that the welding slag is not prone to being removed after being cooled is solved, the strength and sealing performance of the welding position are improved, manual scraping is not needed, the automation degree is high, and the cleaning efficiency is greatly improved.

The invention relates to the technical field of gas cylinder detection, in particular to a gas cylinder airtightness detection device which comprises a base, a clamping rotating structure is arranged at the upper end of the base, a gas cylinder is clamped on the clamping rotating structure, a lifting structure is arranged at the upper end of the base, and a sealing shell arranged on the outer side wall of the gas cylinder in a sleeving mode is installed on the lifting structure. An air pressure sensing structure is installed at the upper end of the sealing shell, four air bag shells are arranged on the bottom of an inner cavity of the sealing shell in a circumferential array mode, the outer wall of a gas cylinder is clamped through the four sealing gaskets and the air bags, effective sealing can be conducted when the outer wall of the gas cylinder is uneven, and the detection accuracy is improved; and meanwhile, the outer surface of the gas cylinder is cleaned by the cylindrical gas bag through expansion rotation of the cylindrical gas bag, when the gas bag is wizened, self-cleaning can be achieved when the gas bag rotates through sagging of the gas bag, gaps between the sealing gaskets can be filled when the gas bag is subjected to secondary expansion, and the result stability is improved.

A snakelike robot for internal inspection of small pipelines comprises a head machine body and a tail machine body which are connected through a cross universal joint. Three groups of crawling driving mechanisms are uniformly distributed and fixedly mounted on each of the head machine body and the tail machine body; a supporting shaft is fixedly installed at the front end of the head machine body, a rolling brush mechanism is rotationally installed on the supporting shaft, and a rolling brush driving mechanism is fixedly installed on one side of the supporting shaft. A sealed cabin is fixedly installed at the top end of a supporting shaft on the head machine body, and a camera assembly is fixedly installed in the sealed cabin. A cleaning mechanism for the sealed cabin is detachably and fixedly mounted on the rolling brush mechanism of the head machine body, and the cleaning mechanism is in rotating contact with the sealed cabin; according to the utility model, the problem that the camera assembly is blocked by foreign matters such as chippings in the pipeline is effectively avoided, and the shooting detection sight of the camera assembly is ensured; meanwhile, through the arrangement of the rolling brush mechanism, cleaning of the inner wall of the pipeline in the advancing process is achieved, and smooth crawling of the robot is guaranteed.

The utility model discloses an anti-corrosion washing tower easy to clean, and particularly relates to the technical field of washing towers, the anti-corrosion washing tower easy to clean comprises a washing tower, the upper end and the lower end of the washing tower are respectively provided with a smoke exhaust port and a drain outlet, and through a spraying mechanism, a hollow shaft is driven by a motor to drive a spraying ring to rotate, and meanwhile a piston is driven to reciprocate left and right in a transmission mode. Spraying liquid is continuously pushed to enter the spraying ring and is sprayed out through the spraying head, spraying is more uniform so that the spraying liquid can make contact with waste gas, meanwhile, the hollow shaft can drive the scraping plate to clean dirt accumulated on the inner wall of the washing tower and drive the blades to flap the waste gas to make contact with and be mixed with the spraying liquid, the waste gas treatment effect is improved, the spraying liquid can be recycled, and resources are saved. The washing tower and internal parts are made of corrosion-resistant materials, so that the corrosion-resistant effect is improved, and the service life is prolonged; and through the anti-blocking assembly, the knocking block can be continuously driven to impact the filter screen to vibrate, so that cleaned dirt and the like are prevented from being accumulated to block the filter screen and influence the filtering effect and the circulation of spraying water.

The invention discloses a variable-frequency ash removal device for improving photovoltaic power generation efficiency, and a control system of the variable-frequency ash removal device can dynamically adjust the output frequency and amplitude of a signal generator according to cleaning requirements. Particularly, when different types of dust are cleaned, the system can automatically adjust the vibration frequency, so that the cleaning process is more accurate. Large-particle dust is effectively removed through low-frequency and large-amplitude vibration, and small-particle dust is finely cleaned through high-frequency micro-vibration. The dynamic adjustment of the frequency and the amplitude ensures that each dust type can be thoroughly removed, and the problem of poor effect caused by fixed frequency in a traditional cleaning method is avoided.

The invention provides a pre-cleaning and disinfecting process for empty barrels of barreled water, which comprises the following specific steps: identifying the smudginess and damage conditions of the empty barrels through online detection equipment for the appearance of the empty barrels, transmitting data to a control system, and removing the damaged barrels by the control system according to a detection result and conveying the smudginess barrels into cleaning equipment. And the cleaning equipment carries out deep cleaning and disinfection by adjusting parameters such as flushing pressure, time, water quantity, concentration of alkali wash, concentration of disinfectant, number of rotation turns of an empty barrel and the like according to an instruction of the control system. And the system dynamically adjusts the parameters to adapt to empty barrels with different pollution degrees. And after cleaning is completed, the cleaning condition of the barrel is checked again through another appearance detection device, and the empty barrel which is not cleaned can be separated and sent back to be cleaned again. According to the process, a flexible operation mode is provided, the cleaning and disinfection requirements of different occasions can be met, and the cleaning and disinfection effect of the inner wall of the barrel is effectively improved.

The utility model discloses an automatic deslagging and cleaning system for a medicine decocting barrel, which comprises a barrel turning machine, a slag discharging device, a slag discharging device, a slag discharging device, a slag discharging device, a slag discharging device and a slag discharging device, and is characterized in that the barrel turning machine is used for clamping the medicine decocting barrel and turning over the same to a deslagging station; the starting end of the conveying mechanism is arranged at the deslagging station, and the medicine decocting barrel can be hung on the conveying mechanism when turned over to the deslagging station; the spray-washing assembly is arranged on the moving path of the conveying mechanism, and the spray-washing assembly can spray water flow to the medicine decocting barrels passing through the spray-washing assembly. According to the automatic residue pouring and cleaning system for the medicine decocting barrel, the medicine decocting barrel is automatically overturned through the barrel overturning machine to pour out medicine residues in the medicine decocting barrel, and water flow is sprayed to the medicine decocting barrel through the spray washing assembly while the medicine decocting barrel is overturned, so that the inside and the outside of the medicine decocting barrel are cleaned up.

Cleaning tools for cleaning the pull cable of an ingot puller apparatus and methods for cleaning the pull cable are disclosed. The cleaning tool includes a chamber for receiving the pull cable. Pressurized fluid is discharged through one or more nozzles to detach debris from the pull cable. The fluid and debris are collected in an exhaust plenum of the cleaning tool and are expelled through an exhaust tube. The cleaning tool includes one or more guides that guide the cleaning tool in an upper segment of the ingot puller apparatus.

The invention relates to the technical field of plastic recycling, in particular to a recycling process of waste plastic and ore bottles, and solves the problems that in the existing plastic bottle recycling process, cleaning is insufficient, impurity residues are easily caused, cleaning liquid is inconvenient to fully utilize, and the plastic bottles are directly crushed, so that the crushing quality is poor. Comprising the following steps that S1, waste plastic bottles are recycled and packaged in a manual or mechanical mode and then transported, transferred and stored through a vehicle, when the plastic bottles need to be reused, packages of the plastic bottles are disassembled and classified, and metal pieces doped in the plastic bottles are removed; and S2, after impurity removal, a feeding conveyor is used for conveying and feeding the plastic bottles. According to the plastic bottle recycling device, plastic bottles are fully cleaned and compressed in the recycling process, the purity of recycled plastic particles can be effectively improved, cleaning liquid can be fully recycled conveniently, and the smashing quality of the plastic bottles can be improved conveniently.

The invention relates to the technical field of comprehensive corrosion prevention and pollution prevention of ships, in particular to a marine high-power ultrasonic pipeline pollution prevention device and a control method thereof. The contact type ultrasonic transducer is mounted on the outer wall of the seawater pipeline and is matched with the high-power driving controller, so that high-power ultrasonic waves can be used for repelling, preventing and treating contaminated marine organisms, and attached marine organisms can be removed to a certain extent; the transducer is arranged on the outer wall of a ship seawater pipeline or a valve box in a contact type installation mode and is connected through a profiling base stud to be installed, so that the whole device is convenient to disassemble, assemble, arrange and maintain, and flowing of seawater in the pipeline is not affected; according to the ultrasonic pipeline anti-fouling device, wheel control logic is adopted, automatic adjustment and alternate intermittent operation are achieved by adding the switching circuit, the power consumption and heat production can be effectively controlled while the ship seawater pipeline anti-fouling effect is guaranteed, the reliability of the device is improved, the size of the device is reduced, and the application prospect is wide.

The invention belongs to the technical field of resin processing, and particularly relates to a resin processing feeding device which comprises a feeding hopper and a conveying belt arranged below the feeding hopper. A feeding anti-blocking assembly is installed on the outer side of the feeding hopper and comprises a fixed supporting frame fixedly installed on the outer side of the bottom of the feeding hopper. The feeding hopper can vibrate in the feeding process, the vortex phenomenon of resin materials in a pipeline in the feeding process is avoided, the conveying pipeline is prevented from being blocked, the flowability of the resin materials is effectively improved, the resin materials in the feeding hopper can be spirally pushed and extruded, and the service life of the resin materials is prolonged. According to the feeding device, the resin materials can be smoothly and smoothly discharged from the discharging pipe at the bottom of the feeding hopper for feeding after being pressed, meanwhile, the inner wall of the discharging pipe can be conveniently cleaned, the phenomenon that the inner wall of the discharging pipe is blocked due to long-time use is prevented, and smooth feeding of the resin materials is guaranteed.

The invention provides a welding device for ship repair, and belongs to the technical field of welding. Comprising a base, a supporting plate is fixedly arranged on the surface of the base, a sliding plate is arranged on the inner wall of the supporting plate in a sliding mode, a welding gun for welding the ship welding position is installed on the surface of the sliding plate, and a cleaning part for cleaning welding slag generated during welding of the welding gun is installed on the surface of the sliding plate; by arranging the cleaning part, welding can be carried out while the whole equipment is moved, welding slag generated by welding at the welding position can be adsorbed during welding, splashing of the welding slag is prevented, a pipeline can be knocked through cooperative work of a motor, a rotating rod, a round wheel, a connecting rod, a sliding block, a downward pressing rod, a torsion spring, a rotating strip, a spring hammer and other components, and therefore the pipeline can be conveniently welded. Welding slag in the pipeline is knocked off due to vibration and sucked away by the fan, cleaning of the welding slag adsorbed to the inner wall of the pipeline is achieved, smoothness of the pipeline is guaranteed, and attachment of the welding slag to the inner wall of the pipeline is effectively reduced.