30results about How to "Increase the spray area" patented technology

The invention relates to a spraying device, in particular to a pesticide spraying device for garden forest protection. The technical scheme aims to provide the pesticide spraying device for garden forest protection which is wide in spraying range and short in spraying time. In order to achieve the above purpose, the pesticide spraying device for garden forest protection includes a cart and the like, wherein a pesticide storage mechanism is connected to the middle of the top of the cart, and a swinging mechanism is connected to the upper part of the left side of the pesticide storage mechanism; the pesticide storage mechanism is connected with the swinging mechanism. By means of the arrangement of the pesticide storage mechanism and the swinging mechanism, swinging pesticide spraying can be achieved, and the spraying area is increased; a stirring rod is driven to rotate continuously and clockwise-and-anticlockwise alternatively by holding a first rotary rod and making the first rotary rod rotate continuously and clockwise-and-anticlockwise alternatively, so that pesticide poured into a pesticide storage box is mixed so as to make full use of the pesticide, and the spraying effect is better; by pulling a support rod out of a groove formed in a support plate, the purpose of saving space can be achieved.

The invention relates to a drilling device, in particular to an efficient drilling device for industrial exploitation. The efficient drilling device for industrial exploitation is high in drilling speed and comprises a bracket, a first pull wire, a slide rail, a slide block, an electric wheel, a first rotary motor, a second rotary shaft, a contact rolling wheel, a roller, a connection rod, a second pull wire and the like. A through hole is formed in the upper portion of the left wall of the bracket. A fixed pulley is arranged on the bracket and located on the lower left portion of the through hole. A water tank is arranged on the left side of the top of the bracket. A water pump is arranged on the left side of the bottom of the interior of the water tank and connected with a hose. According to the efficient drilling device, the drilling speed is high; a supporting rod and a floodlight are arranged, so that the view of workers can be widened when the efficient drilling device is used at night. The efficient drilling device is provided with a spray head, and thus the water spray area can be increased.

The invention discloses a ground washing device for breeding houses in animal husbandry, and belongs to the technical field of washing devices. The ground washing device comprises a bottom plate. A draught fan is arranged in the center of the bottom of the bottom plate, a separation box, a filter, a water tank and a connecting rod are sequentially mounted on the top of the bottom plate from left to right, a machine shell is hinged to the left end of the top of the separation box through a rotating rod, a feed port matched with a cleaning roller is formed in the bottom of the machine shell, anda scraper is arranged on the portion, on the feed port, of the bottom of the machine shell. The ground washing device is easy to operate, a motor drives the cleaning roller and a main conveying shaftto rotate anticlockwise, the energy utilization rate is increased, and dirt and cleaning water on the ground of the breeding houses can be conveniently removed; the dirt sticking to the ground of thebreeding houses can be effectively removed through the scraper, and therefore the washing quality is improved; and five sets of water distributing pipes which have the same structure and are arrangedin an annular array are arranged in a spraying disc, the spraying area of the spraying disc is effectively increased, water and solid matter in the dirt are separated through a solid-liquid filteringplate, secondary pollution to the environment is avoided, and the utilization rate of water resources is effectively increased.

The invention relates to the field of nursery gardening irrigation equipment and in particular relates to a nursery garden irrigation vehicle which comprises a chassis, a water tank, a booster pump, aflow adjusting valve, a one-way valve, a motor, transmission mechanisms, a lifting assembly, a swinging mechanism and two groups of atomization nozzles, wherein four wheels for walking are arranged at lower parts of both ends of the chassis; the water tank, the booster pump, the flow adjusting valve, the one-way valve and the two groups of the atomization nozzles are sequentially connected through a hose; and the swinging mechanism and the four wheels are both connected with the motor through the transmission mechanisms. According to the nursery garden irrigation vehicle, pressure of water inthe water tank is boosted through the booster pump, flows of the water are adjusted through the flow adjusting valve, backflow of the water can be prevented through the one-way valve, the water flowsto the atomization nozzles through the hose, heights of the nozzles are adjusted through the lifting assembly, and back and forth swinging of the atomization nozzles on both sides can be achieved through the swinging mechanism, so that the water spraying area can be increased; and the nursery garden irrigation vehicle is simple to operate, the problem of spraying water in a large-area nursery garden can be solved, and the working efficiency can be improved.

The invention relates to maintenance equipment, in particular to lining concrete watering maintenance equipment for tunnel construction. The lining concrete watering maintenance equipment for tunnel construction is large in water spraying area, capable of saving time and labor and high in working efficiency. The lining concrete watering maintenance equipment comprises a bottom plate, rolling wheels, universal wheels and a water storage tank. The rolling wheels are symmetrically and rotationally arranged at the bottom of the bottom plate. the universal wheels are symmetrically and rotationallyarranged on the side, away from the rolling wheels, of the bottom of the bottom plate. The water storage tank is connected to one side of the top of the bottom plate through bolts. According to the lining concrete watering maintenance equipment for tunnel construction, the effects that the water spraying area is large, time and labor are saved, and the working efficiency is high are achieved, water is continuously sprayed out through first spray heads and second spray heads, the first spray heads and the second spray heads are driven to continuously rotate in a reciprocating mode through meshing of a tooth-missing gear, an arc-shaped rack and a rack frame, and the water spraying area is greatly increased.

The invention discloses a water tank dish-washing machine for a kitchen. The water tank dish-washing machine for the kitchen comprises a tank body and a spraying system, and is characterized in that the tank body comprises an inner layer and an outer layer, a water inlet channel is formed between the inner layer and the outer layer, an upper spraying arm is arranged below a cover plate, an accommodating cavity is formed in the bottom of the inner layer, a central gear is rotatably arranged in the middle of the accommodating cavity, three planet wheels are separately arranged in the accommodating cavity and are positioned between an inner gear ring and the central gear, a main spraying arm is arranged above the central gear, a spraying arm is correspondingly arranged on each planet wheel; the central gear is connected with the three planet wheels through a planet carrier; the spraying system comprises a water inlet tube, a water inlet valve, a water inlet pump, a water outlet tube and awater outlet valve; a communicating tube communicates between the water inlet tube and the outer layer; a communicating valve is arranged on the communicating tube; and a connecting piece is arrangedon the top of the tank body. By the water tank dish-washing machine for the kitchen, the bowl and dish cleaning effect is improved favorably.

The invention discloses a robot structure for building fire control. The robot structure comprises a robot; the robot comprises a rack; four groups of traveling mechanisms are arranged on the rack and are arranged in front and back positions of the two sides of the rack; each traveling mechanism comprises a hollow shaft and a solid shaft, the outer ring of the solid shaft is sleeved with the hollow shaft, the hollow shaft is rotationally connected with the solid shaft through a bearing, the outer ring of the hollow shaft is rotationally connected onto a side arm of the rack through a bearing, the part, located on the outer side of the rack, of the outer ring of the hollow shaft is fixedly connected with a first supporting arm, and the two ends of the solid shaft extend out of the hollow shaft. With the robot structure, barrier-free fire-fighting and rescue operations are realized through flexible movement of the robot, the lifting operation efficiency can be improved through a lifting device, the water spraying area is increased through arrangement of a water spraying device capable of realizing rotational water column spraying without motor driving, and the efficient fire-fighting and rescue operations are further realized.

The invention discloses a desulfurizing absorption tower wall cleaning device. The device comprises a water spray device, a water supply device connected with the water spray device and a water supply control device, wherein the water spray device is arranged at the top of a washing concentration section arranged in a desulfurizing absorption tower and comprises a circular pipe and a plurality of water spray nozzles, the circular pipe extends along the circumference of the inner wall of the desulfurizing absorption tower, and the water spray nozzles are arranged on the circular pipe, communicated with the circular pipe and used for spraying water to the inner wall of the desulfurization absorption tower; a through hole is formed in the wall of the desulfurizing absorption tower, the water supply device comprises a connecting pipe, one end of the connecting pipe penetrates the through hole to be communicated with the circular pipe, and the other end of the connecting pipe is used for being connected with a water supply pipe; the water supply control device comprises an electric valve arranged on the water supply pipe and a controller which is connected with the electric valve to control the opening and closing of the electric valve. The invention provides the desulfurizing absorption tower wall cleaning device capable of removing salt precipitated out of the tower wall and solves the technical problem of system shutdown caused by damage to equipment due to salt precipitated out of the desulfurizing absorption tower wall and hung to the wall.

The invention relates to a spraying arm for a cleaning machine and the cleaning machine. The spraying arm for the cleaning machine comprises: a main spraying arm, wherein a main flow channel is formedin the main spraying arm, and a water inlet channel for water to flow into the main flow channel is formed in the main spraying arm; an auxiliary spraying arm, wherein a sub-runner in fluid communication with the main runner is arranged in the auxiliary spraying arm, and spraying holes are formed in at least one of the auxiliary spraying arm and the main spraying arm, a cavity which is not communicated with the main flow channel and the water inlet channel is formed in the main spraying arm, the auxiliary spraying arm can be arranged on the main spraying arm in a manner of moving back and forth in the length direction of the main spraying arm,the spraying arm further comprises a fixing piece located in the water inlet channel, and the main spraying arm is arranged to rotate around the fixing piece; and a linkage assembly which is at least partially located in the cavity and used for enabling the auxiliary spraying arm to move back and forth in the length direction of the main sprayingarm, wherein the output end of the linkage assembly is in transmission connection with the auxiliary spraying arm, and the input end of the linkage assembly is arranged to be capable of rotating around the fixing piece. The spraying arm can reliably stretch out and draw back to increase the cleaning area.

The invention discloses an anti-pirate water gun fixing device which comprises a fixing piece, wherein one end of the fixing piece is connected to a ship body, and the other end of the fixing piece isconnected to a water gun; and a blocking piece which is arranged on a path of a water flow of the water gun, wherein the water flow is turned by the blocking piece and then jetted downwards. According to the scheme, the crew does not need to be located at an exposed position, and personal safety of the crew is guaranteed; the water gun directly sprays only one one-way water flow, the water flow passing through the blocking piece has a plurality of downward spraying directions, the spraying area is increased, the range of flushing pirates is larger, and therefore the defense effect is improved; compared with direct spraying, the water flow passing through the blocking piece enables an outer plate of the ship body to become wet and slippery more easily due to increase of the spraying area,and pirates can not climb the ship easily; in addition, the scheme has the advantages of being simple in structure, low in manufacturing cost and convenient to install.

The invention relates to a multipurpose water jet cutting device for glass production. The multipurpose water jet cutting device comprises a cutting table, a rack slidably connected to the cutting table, a water jet installed on the rack and a guide pipe connected to the water jet, wherein a water tank is arranged on the upper surface of the cutting table along the length direction of the water tank, a supporting net is arranged in the water tank, a cutting panel used for bearing glass is installed on the supporting net, protective plates are arranged on the upper surface of the cutting table and located on the two sides of the water tank, and spraying heads used for spraying water to the surface of the glass are arranged on the opposite side walls of the two protective plates, a water supply assembly for supplying water to the spraying heads and a driving assembly for driving the spraying heads to slide in the length direction of the water tank are arranged on the side wall of the protective plate, a turbulent flow assembly for disturbing water to the glass surface is arranged in the water tank, and a slag collecting assembly for collecting glass slag is arranged at the bottom of the water tank. The multipurpose water jet cutting device has the effects of replacing manual glass slag cleaning and saving time and labor.

The invention discloses a clothes treating device and a spraying nozzle and a spraying assembly for the clothes treating device. The spraying nozzle for the clothes treating device comprises a connecting pipe and a rotary nozzle, and the rotary nozzle is arranged at the outlet end of the connecting pipe in the manner of rotating around the axis of the connecting pipe; the rotary nozzle is providedwith a water guide groove, an outlet of the connecting pipe and a water inflow groove opening of the water guide groove are formed in a vertically facing and spaced mode, the water inflow groove opening is directly communicated with the outside, and the water guide groove is configured to enable the rotary nozzle to rotate relative to the connecting pipe under the impact force of water flowing out of the water guide groove. The spraying nozzle for the clothes treating device can achieve 360-degree spraying, the spraying area is larger, the spraying water flow is large, the problem that lots of spraying pipes are arranged disorderly can be effectively solved, and the inner wall of the clothes treating device and glass are cleaned more thoroughly; besides, clothes can be fast wetted, and the washing efficiency is improved.

The invention relates to humidifying equipment, in particular to height-adjustable wall surface water spraying and humidifying equipment for decoration engineering. According to the technical aim, the height-adjustable wall surface water spraying and humidifying equipment for the decoration engineering can automatically adjust the water spraying height to the wall surface. The height-adjustable wall surface water spraying and humidifying equipment for the decoration engineering comprises wheels, a bottom plate, a push rod, a first fixing column, a water tank and a second fixing column. The wheels are symmetrically and rotationally arranged on the two sides of the bottom plate, the push rod is arranged on one side of the top of the bottom plate, the first fixing column is arranged in the middle of the top of the bottom plate, the water tank is arranged on the first fixing column, and the second fixing column is arranged on the upper side of the water tank. A motor drives a cam to rotate, a second limiting ring is jacked up intermittently through the cam, so that a third fixing column, a water conveying pipe and a water spraying head move up and down to be located on the same horizontal line, and the water spraying area of the water spraying head to the wall surface can be increased.

The invention belongs to the field of robots, and particularly relates to a rust removal robot based on ultrahigh pressure water. The following scheme is provided for solving the problems that according to an existing rust removal robot, due to the fact that the spraying area of a spraying head is limited, the rust removal efficiency is low, and after high pressure water spraying rust removal, spots generated by rusting are often left, and attractiveness is affected. The rust removal robot comprises a movable robot main body, a protection shell is fixedly connected to the top of the movable robot main body, a motor is fixedly arranged in the protection shell, and a high pressure water rust removal mechanism is arranged at the front end of the movable robot main body. During use, the spraying area of the high pressure water can be effectively increased, the rust removal efficiency is improved, the part obtained after high pressure rust removal can be synchronously polished and ground again, the rust removal effect and gloss of the metal surface are effectively improved, a surrounding ultrasonic radar probe is used for detection and navigation, and the use safety is higher.

The invention discloses a fire sprinkler for residential use, comprising a sprinkler body, which is a bucket structure with a water inlet at the upper end thereof; a water guiding body, which is a spiral slice structure and fixedly arranged in the sprinkler body; a plurality of first water outlets, which are evenly distributed at the side wall of the bucket structure in a line; a blocking sleeve, which comprises a plurality of blocking slices of which sides are mutually assembled to a circular cylinder; a plurality of protrusions, which are arranged on the inside walls of multiple blocking slices in a protruding manner; water guiding slots, which are arranged on the inside walls of multiple blocking slices in an embedding manner; a cap body, which is buckled at the bottom part of the bucket structure, and comprises a plurality of moving hinges and fixing hinges aligned alternatively, wherein point ends of the moving hinges are fixedly connected and arranged with the point ends of the fixing hinges through a fusible alloy; multiple second water outlets, which are arranged at a part of bottom part of the bucket structure faced to the moving hinges. The fire sprinkler is long in range, strong in both of penetrating power and flame extinguishing ability; therefore, the fire sprinkler can meet the short-time flame extinguishing demand of the existed residence.

The invention relates to the technical field of dry fog dust suppression, in particular to a novel double-fluid dry fog dust suppression device which comprises a water tank, a work doing machine box and a high-pressure air box are installed on the upper surface of the water tank, a control box is installed on the upper surface of the work doing machine box, and a water outlet pipe and an air outlet pipe are installed on the upper surface of the control box. A supporting frame is fixed to one side of the upper surface of the control box, three atomization components are installed on the supporting frame, gas-liquid hoses are installed at the two ends of each atomization component in a penetrating mode, a water adding opening is welded to the upper end of the outer surface of one side of the water tank in a penetrating mode, and a diesel generator, a water pump and an air pump are installed in the acting machine box. The three sets of spraying structures are arranged, the spraying angles of the three sets of spraying structures can be independently adjusted, the independent power supply structure and the independent water tank are arranged and can be movably used, the three sets of air inlet and outlet pipes are provided with independent air-liquid outlets, air and liquid can be filtered, and the atomization nozzles are prevented from being blocked.

The invention relates to the technical field of humidifying and spraying for a seedling raising chamber, and discloses a humidifying sprayer for a seedling raising chamber. The humidifying sprayer comprises a mounting plate and a fixing plate arranged on one side of the mounting plate, wherein a plurality of mounting bolts are arranged on the fixing plate. The humidifying sprayer is characterized by further comprising a branch arm control mechanism which is arranged on the other side of the mounting plate and used for performing multi-angle inclination and rotation control on a spraying assembly of a spraying system, and a spraying mechanism which is arranged at a grabbing and hinging point of the branch arm control mechanism and is used for mounting and fixing the spraying system. According to the humidifying sprayer for the seedling raising chamber, a simple mechanical mechanism is utilized, the spraying angle can be changed in multiple directions, the air wetting uniformity of the seedling raising chamber is effectively improved, inclined spraying rotation can be achieved in a synchronous driving mode while the angle is changed, the spraying area can be enlarged, the using number and cost of equipment can be reduced, and the humidifying sprayer has a useful value in the technical field of humidifying and spraying of seedling raising chambers.

The invention relates to a split type jetting device and a jetting method capable of conducting multiple jetting and belongs to the technical field of jetting. The device comprises a jetting tank, a jetting tank piston, a nozzle, a supply tank, a supply tank piston, a spring and at least two self-pressurization gas generators. The jetting tank piston is located in the jetting tank and forms dynamic sealing with the jetting tank. The nozzle communicates with or is isolated from the first end of the jetting tank through a first switch valve, and the at least two self-pressurization gas generators communicate with the second end of the jetting tank. The supply tank piston is located in the supply tank and forms dynamic sealing with the supply tank. The first end of the supply tank communicates with or is isolated from the first end of the jetting tank through a first pipeline with a second switch valve, and the second end of the supply tank communicates with or is isolated from the secondend of the jetting tank through a second pipeline with a third switch valve. One end of the spring is connected with the supply tank piston, and the other end of the spring is connected with the second end of the supply tank. Through the split type jetting device and the jetting method capable of conducting multiple jetting, at least two times of jetting can be achieved, and the problem that faults caused by single jetting cannot be remedied is solved.

The invention discloses a rotatable air shot jet pipe which comprises a jet pipe body, wherein the jet pipe body is connected with a jet pipe rotating mechanism, an inclined opening is arranged at the front end of the jet pipe body, and the rear end of the jet pipe body is provided with a movable flange plate. In the invention, the jet pipe can rotate in a storage bin under the push of the rotating mechanism, therefore the jet area is greatly increased, and the using efficiency of an air shot is greatly improved.

The invention discloses range-diffusible water-saving ecological protection repair liquid spraying equipment which comprises a base body, a mounting water pump, a fixing part, a bevel gear and a transmission gear; a flow guide pipe is mounted at the middle end of the base body in a penetrating manner, the mounting water pump is mounted at the tail end of the flow guide pipe in a penetrating manner, and a liquid collecting cavity is fixedly connected to the lower end of the base body; and the inner end of the liquid collecting cavity is connected with the flow guide pipe, and the outer end of the liquid collecting cavity is provided with a butt joint pipe in a nested mode. According to the range-diffusible water-saving ecological protection repairing liquid spraying equipment, in the liquid conduction process, liquid pushes movable fan blades in contact with the liquid to rotate, and then two sets of different gear rings and gears between the two sets of different gear rings are driven to rotate through cooperation of water flow force and bevel gears; and corresponding butt joint pieces and high-pressure spray heads can perform directional angle reciprocating rotation work along the upper end of the device, so that the spraying range of the device is effectively expanded by matching with a supporting structure which moves up and down.

The invention relates to the technical field of medical instrument cleaning equipment, in particular to a telescopic type rotary spraying device and endoscope cleaning equipment. The telescopic type rotary spraying device comprises a water inlet pipe, a spraying main pipe, an auxiliary branch pipe, a telescopic guide cylinder, a telescopic pipe and a spraying assembly. The water inlet pipe communicates with the spraying main pipe and the auxiliary branch pipe, the left end of the telescopic guide cylinder is connected with the spraying main pipe, the left end of the telescopic pipe is locatedin the telescopic guide cylinder, the left end of the telescopic pipe is sleeved with an annular partition plate, the right end of the telescopic pipe penetrates through a fixed seat sleeve to be mounted, and the spraying assembly is mounted on the right end of the telescopic pipe. A three-way valve is controlled to enable the water inlet pipe to communicate with the auxiliary branch pipe or spraying main pipe, under the effect of cleaning liquid, the telescopic pipe and the spraying assembly on the telescopic pipe automatically and stably stretch out or shrink, automatic running in the medical instrument cleaning process is ensured, cleaning efficiency and the cleaning effect of a medical instrument can be improved, manpower work loads can be reduced, and the device has the important significance in promoting the intelligent running of medical instrument cleaning work.

The invention provides a pipeline self-testing water storage sprinkling system. The pipeline self-testing water storage sprinkling system comprises a sprinkling device, wherein the sprinkling device comprises a supporting rod and a sprinkling head; the bottom of the supporting rod is communicated with a water storage tank equipped with a water pump; the water pump is communicated with the sprinkling head; a solar photovoltaic panel and/or a wind power generation device are arranged on the top of the supporting rod; the solar photovoltaic panel and/or the wind power generation device are/is connected with a storage battery; the storage battery is connected with a control unit and a wireless transmitting unit; the control unit is connected with the water pump and the wireless transmitting unit; a pressure meter and a flow meter which are connected with the storage battery respectively are mounted on a soft water pipe; the pressure meter and the flow meter are connected with the control unit; the wireless transmitting unit is communicated with a cloud server through a wireless network; the cloud server is communicated with a smart terminal through the wireless network. The pipeline self-testing water storage sprinkling system can be self-powered by the power generation device, does not need to supply water in a centralized way, can be moved to different places for use, and can troubleshoot the water pipe through the pressure meter and the flow meter and automatically send a message to remind working staff of overhauling the water pipe.

The invention belongs to the technical field of molds, and provides a cooling point spray head for a mold sliding block. The cooling point spray head comprises a connecting pipe, an air inlet pipe, awater passing ring, a spray head sleeve; the connecting pipe is of a hollow structure, and a water inlet valve is arranged at the lower end of the connecting pipe; the air inlet pipe is arranged in the connecting pipe in an inserted mode, the outer diameter of the air inlet pipe is smaller than the inner diameter of the connecting pipe, and an air inlet valve is arranged at the lower end of the air inlet pipe; the water passing ring is movably arranged on the upper end of the air inlet pipe in a sleeving mode, the lower end face of the water passing ring movably abuts against the upper end face of the connecting pipe, and a plurality of water passing holes are formed in the water passing ring; and the spray head sleeve is movably arranged on the connecting pipe in a sleeving mode, an atomization cavity is formed inside the spray head sleeve and located above the water passing ring, a plurality of spray holes are formed in the spray head sleeve, and each spray hole communicates with theatomization cavity. Compared with the prior art, the cooling point spray head for the mold sliding block has the advantages that cooling water in the cooling point spray head for the mold sliding block can be sprayed out through the side spray holes and the center spray hole after being atomized in the atomization cavity, so that the spray area of the cooling water is increased, and the cooling effect on the mold sliding block is improved.

The invention provides a novel jewelry industry green factory environment-friendly purification device based on the Internet of Things. The novel jewelry industry green factory environment-friendly purification device based on the Internet of Things comprises a primary filtering structure for preliminarily filtering waste gas, a spraying structure for spraying the waste gas and a water supply structure for supplying water to the spraying structure. According to the novel jewelry industry green factory environment-friendly purification device based on the Internet of Things, waste gas can be sprayed by arranging the spraying structure, the spraying part can be driven to rotate by arranging the driving assembly, a large-area spraying area is formed during spraying, the spraying part can make full contact with the waste gas, and the waste gas can be effectively purified. And the traditional fixed spray head form is changed, so that the device is more flexible in use and large in spray area, meanwhile, the spray area does not need to be adjusted by increasing the area of the spray head, and the device can better adapt to the internal space of the device.

The invention relates to an integrated flow jetting device capable of achieving repeated jetting and a flow jetting method, and belongs to the technical field of flow jetting. The integrated flow jetting device comprises a flow jetting tank, a flow jetting tank piston, a nozzle, a supply tank, a supply tank piston, a spring and at least two self-pressurization gas generators. The flow jetting tankis located in the supply tank, and the flow jetting tank and the supply tank are combined to form a nested structure. The flow jetting tank piston is located in the flow jetting tank, and the flow jetting tank piston and the flow jetting tank are combined to form dynamic sealing. The nozzle communicates with the first end of the flow jetting tank, and the self-pressurization gas generators communicate with the second end of the flow jetting tank. The supply tank piston is of an annular structure, is located in an interlayer formed by the supply tank and the flow jetting tank, and is combinedwith the supply tank and the flow jetting tank to form dynamic sealing. The first end of the supply tank communicates with the first end of the flow jetting tank, the second end of the supply tank communicates with the second end of the flow jetting tank. One end of the spring is connected with the supply tank piston, and the other end of the spring is connected with the second end of the supply tank. The integrated flow jetting device can achieve jetting at least twice, and the phenomenon that remediation cannot be achieved after jetting has a fault at the first time is avoided.

The invention provides a method and device for slowing down corrosion of a reflux system at the top of a condensate stripping tower, belonging to the technical field of the coal chemical industry andpetroleum processing. The device comprises a condensate stripping tower and a spray tower, wherein tower-top non-condensable gas output from the tower top of the condensate stripping tower is cooled by the spray tower. The device is simple in structure and convenient operation; the spray tower is used as a cooling system of the non-condensable gas to replace a traditional overhead condenser, so the problem of local severe corrosion of ammonia substances in an overhead reflux system in an existing condensate stripping process can be effectively solved or relieved, inspection and maintenance cost is reduced, non-planned shutdown caused by leakage is avoided or reduced, maintenance cost is reduced, and safe, stable and long-period operation of the whole stripping system is guaranteed.

The invention discloses a purifier for water type lampblack. The purifier comprises a purification box, a fan is arranged on the bottom side of the outer wall of the purification box, a suction hole is arranged in the fan, a first protective cover is arranged on the outer wall of the fan in a covering manner, the first protective cover is fixed on the bottom side of the outer wall of the purification box, and sound insulation cotton is fixed on the inner wall of the first protective cover. The purifier has the advantages that the suction hole is formed in the fan, the lampblack can be sucked into the fan, a vent hole is arranged in the fan, the lampblack can be discharged into the purification box, a first water collecting groove is arranged in the purification box, a water suction pipe isarranged on a water pump and is communicated with the first water collecting groove, water in the first water collecting groove can be well sucked into the suction pipe through operation of a water pump, a water outlet pipe is arranged on the water pump, the water is discharged into a second water collecting groove which is communicated with a square water cavity, a plurality of high-pressure sprinkler heads is arranged under the square cavity, the high-pressure sprinkler heads are provided with water spouts, and sprinkling area is thereby enlarged.

The invention relates to a rubber plate-type micropore aerator. The rubber plate-type micropore aerator is characterized by comprising a connecting pipeline, a lining pipe, a diaphragm which is arranged around the lining pipe, a flow guide groove which is formed in the lining pipe and covers which are used for sealing the lining pipe, wherein the connecting pipeline communicates with an air sourceand the lining pipe separately, the covers are arranged at both ends of the lining pipe, and the lining pipe communicates with the flow guide groove; and circulation space is formed between the diaphragm and the lining pipe, and the circulation space communicates with the flow guide groove. The following problems are solved that due to an excessively narrow spray range of an aerator in the priorart, the aeration efficiency of the aerator is low, the use time of the aerator is prolonged, the working efficiency is reduced, and leakage of the aerator is caused by unstable connection between a ventilation pipe and an aeration pipe.

The invention relates to a concrete production yard dust fall spraying system and belongs to the concrete yard technology field. The system comprises an installation frame and a plurality of hoistingarms which are successively connected layer by layer. The installation frame is fixedly arranged in a workshop, the suspension arm at the uppermost end is fixedly arranged on the installation frame, the suspension arm at the lowermost end is fixedly provided with a supporting rod, a plurality of spray heads are arranged on the supporting rod at intervals, each suspension arm is provided with a water inlet pipe connected with the spray heads, and the installation frame is provided with a driving component used for driving the suspension arms to stretch out and draw back. During work, discharging is just started, aggregate accumulation is less, the suspension arms are driven by the driving component to extend downwards so that the support rod is close to a material pile, the water inlet pipesupplies water to the spray heads, the spray heads spray water to the material pile, and a purpose of dust fall is achieved. And the spray heads are close to the material pile, a spraying range is centralized, centralized spraying is performed on a source of raise dust, a dust fall effect is improved, other parts of a plant do not need to be sprayed, and water source wastes are reduced. Along with rising of the material pile, a height of the supporting rod is increased.

The invention relates to a multi-stage nozzle structure of a rope-shaped washing machine. The multi-stage nozzle structure comprises a plurality of nozzle units (4) connected in sequence; each nozzleunit (4) comprises a nozzle upper die (41) and a nozzle lower die (42); and an annular spraying seam (43) is formed between each nozzle upper die (41) and the corresponding nozzle lower die (42). According to the multi-stage nozzle structure of the rope-shaped washing machine, each nozzle unit is composed of the nozzle upper die and the nozzle lower die, the annular spraying seam is formed betweenthe nozzle upper die and the corresponding nozzle lower die, the spraying area is large, the spraying and washing force is large, and the washing effect of cloth can be effectively guaranteed.