35results about How to "Improve spray distance" patented technology

The invention discloses an electric flame stove capable of effectively inhibiting ozone overflow. The electric flame stove comprises a stove body, a burner mounted on the stove body and a hydrogen pipe, according to the plasma burner, the electrodes are adopted for spraying hydrogen, so that the hydrogen can be quickly diffused in the plasma burner and is in full contact with ozone generated by discharging, the ozone is timely converted into harmless substances such as oxygen and the like, ozone overflow is reduced to the maximum extent, and the risk caused by insufficient combustion of the hydrogen is also reduced; according to the invention, the electrodes are adopted to inject hydrogen, so that additional ejectors are reduced, the manufacturing cost is reduced, and the structure of the electric flame stove is simplified; according to the invention, the electrodes are used for spraying hydrogen, so that the plasma obtains higher temperature, and the plasma spraying speed and spraying distance are improved; according to the furnace end, due to the simplified structure and the simple mounting and dismounting mode, the mounting and maintenance difficulty and workload are greatly reduced.

The utility model relates to the technical field of dust falling and cooling devices, in particular to a building construction working face spraying dust falling and cooling device which comprises a fixing seat, a spraying pipe is arranged on one side of the fixing seat, and connecting pipes and movable adjusting mechanisms are arranged on the two sides of the fixing seat. The movable adjusting mechanism used for conveniently adjusting the spraying range is arranged on one side of the spraying pipe. During use, a fixing seat is connected with a connecting pipe, so that a water body enters the fixing seat through the connecting pipe and then is sprayed through a spraying pipe, cooling and dust falling are conducted on building construction operation, and the spraying amount can be adjusted through an adjusting assembly according to different spraying amount requirements; according to the spraying device, the spraying water amount can be increased or decreased according to the use environment, the device can have more adjustability during use, the spraying height of the spraying pipe can be adjusted through the movable assembly, and therefore the spraying distance of the spraying pipe is increased.

The invention discloses a dust fall device and method for road construction, and relates to the technical field of road dust fall, the dust fall device comprises a water supply tank, a mounting frame is fixedly connected to the side wall of the water supply tank, a mounting groove is formed in the side wall of the mounting frame in a penetrating manner, a fixing block is fixedly connected to the top of the water supply tank, and a first sliding groove is formed in the side wall of the fixing block in a penetrating manner; the top of the water supply tank is fixedly connected with a connecting base, and the center of the connecting base is fixedly connected with a rotating shaft. According to the dust falling device for road construction, a sliding frame horizontally reciprocates along the inner wall of a mounting groove, so that a ball can drive a water storage tank to horizontally swing, meanwhile, a cam can drive a connecting block to vertically reciprocate, and the ball can drive the water storage tank to vertically swing, so that the material spraying direction of a spray head continuously moves; the spraying range of the device is expanded, and the situation that due to the fact that the spraying head is fixed, spraying dead angles occur on the device, and the spraying effect is poor is prevented.

The invention relates to the technical field of construction site dust removal, and discloses a building engineering construction dust removal device which comprises a water tank and further comprises two stand columns connected to the front side and the rear side of the top of the water tank correspondingly; the fog gun barrel is hinged to the upper portion of the stand column and used for adjusting the inclination angle of the fog gun barrel; the spraying diameter adjusting mechanism is arranged in the fog gun barrel and used for adjusting the spraying diameter; the separation mechanism is arranged in the water tank and is used for adsorbing, separating and recycling the sewage; and the adjusting mechanism is arranged at the top of the water tank and is used for adjusting the upper part of the fog gun barrel and adjusting the spraying angle of the fog gun barrel. By means of the arranged spraying diameter adjusting mechanism, an adjusting ring can move in the fog gun barrel and is matched with an annular elastic piece to abut against the spraying head, and then the spraying angle of the spraying head can be changed, so that the effects of dispersed spraying and gathered spraying are achieved, and the purpose of dust falling is achieved by adapting to different spraying heights.

The present invention relates to the field of fire fighting technology, and specifically discloses an indoor automatic fire extinguishing device, comprising walking rails respectively arranged between the top ends of adjacent two side walls, liquid inlet boxes respectively arranged at one end of the walking rails, and nozzle assemblies respectively slidably connected to the walking rails and used for spraying water, a fire fighting water pipe is arranged in the liquid inlet box, a central control machine for receiving, calculating and transmitting data is also arranged in the liquid inlet box, a detection unit electrically connected to the central control machine and used for detecting indoor environmental conditions is arranged on the top of the liquid inlet box, a solenoid valve electrically connected to the central control machine is also arranged on the fire fighting water pipe, and the nozzle assembly comprises an electric slider slidably connected to the walking rail, a traveling bracket fixedly connected to the electric slider, and a fire fighting unit arranged in the traveling bracket, so as to solve the problem that the traditional indoor automatic fire extinguishing device can only rotate and spray water in situ, the fire far away from the device and in the blind spot cannot be effectively controlled, the fire is not completely extinguished, and the fire is prone to re-ignition.

The present invention relates to the technical field of groundwater purification, and discloses a multi-stage groundwater purification device for sandy areas and a purification method thereof, comprising a main body and two side plates, the two side plates are fixedly connected to the outer wall of the main body, and also comprising a decompression mechanism, the decompression mechanism is arranged on the outer wall of the side plate, the decompression mechanism comprises two decompression pipes, the two decompression pipes are respectively fixedly connected to the outer walls of the two side plates, and the outer walls of the two side plates are respectively fixedly connected with external water pipes at two locations corresponding to the two decompression pipes. The groundwater of the present invention will push the two piston rods to slide outwards inside the decompression pipes respectively, squeeze the pressure spring, and the groundwater enters the inside of the two decompression pipes, increasing the water storage space inside the main body above the filter element, thereby reducing the water pressure of the groundwater inside the main body, reducing the probability of the filter element being broken or damaged due to excessive pressure inside the decompression pipe, and improving the filtering effect of the filter element.

This utility model provides a multi-nozzle spray gun device, relating to the field of sprinkler irrigation equipment technology, and applicable to agricultural irrigation and industrial dust removal. It includes a main spray pipe, a main nozzle assembly, and a secondary nozzle assembly. The main spray pipe has main and secondary interface pipes at both ends, and at least one connected secondary spray pipe is fixed to its outer surface. The main nozzle assembly includes a main locking nut, a main ball head, and a main nozzle; the main ball head is rotatably mounted on the main interface pipe, and the main locking nut is connected to the main interface pipe. The secondary nozzle assembly includes an extension pipe, a connecting pipe, and a flow adjustment mechanism; the extension pipe connects the secondary interface pipe and the connecting pipe; the flow adjustment mechanism is installed inside the connecting pipe; the secondary ball head is rotatably mounted on the connecting pipe, and the secondary locking nut is connected to the connecting pipe. This nozzle can adjust the spray angle and flow rate to achieve uniform irrigation or dust removal.

The invention discloses a spraying terminal for remotely treating liquid hazardous chemical substance leakage, and relates to the field of hazardous chemical substance leakage treatment. The problems that in the prior art, due to insufficient safety of a spray gun, small protection radius of a spray robot, limited handling capacity and the like, large-scale liquid hazardous chemical accidents cannot be handled, the handling effect is poor, and safety is poor are solved. The spraying terminal comprises a remote controller and a self-walking robot, and the self-walking robot comprises an angle-adjustable support, a spraying device installed on the support and a control valve set used for controlling the spraying device and the support. The explosion-proof automatic walking robot is small in size, strong in obstacle crossing ability and high in whole machine safety, and can replace personnel to enter a dangerous place for operation through remote control. The spraying terminal does not carry chemicals and is connected with an external chemical supply system through a pipeline, the chemicals are supplied remotely through the supply system, and the requirement for the handling capacity of large leakage accidents is met.

The utility model discloses a vegetable greenhouse deinsectization and weeding device, which comprises a moving device and a spray adjusting device, the spray adjusting device is arranged on the moving device, the moving device comprises an electric vehicle base, a liquid storage tank, a tank cover and a water pump, the liquid storage tank is fixedly arranged at the top end of the electric vehicle base, and the tank cover is arranged on the liquid storage tank. The box cover is rotationally connected to the top end of the liquid storage box through a hinge, the water pump is fixedly installed at the top end of the electric vehicle base and located on one side of the liquid storage box, the input end of the water pump is connected to the bottom end of the interior of the box cover through a water pipe, and a filter screen is movably connected to the top end of the liquid storage box in an inserted mode. According to the spray adjusting device, three spray guns with adjustable angles are designed, the spraying range and the spraying angle can be flexibly adjusted according to needs, and accurate spraying is achieved.

The utility model provides an urban rainwater collecting and irrigating device, which relates to the technical field of rainwater collection, and comprises a base, a water tank is arranged on one side of the top of the base, a filtering and dismounting assembly is arranged on the top of the water tank, the filtering and dismounting assembly comprises a water flowing pipe and a notch, the notch is formed in the surface of one side of the water flowing pipe, and the notch is communicated with the water flowing pipe. And an insertion hole is formed in the inner wall of one side of the notch, a filter box is arranged in the notch, slotted holes are formed in the two sides of the filter box, and two sets of springs are arranged in the slotted holes. According to the rainwater collecting device, when rainwater is collected through the water inlet, silt in the rainwater can be filtered through the filtering box, the filtering box can be taken out of the water flowing pipe and cleaned, then the filtering box is directly pushed into the notch to be installed and used, and the problems that an existing device cannot filter the silt, and the rainwater collecting device is inconvenient to use are solved. The problem that silt in the water tank is very inconvenient to clean is solved, and the convenience of silt cleaning is improved.

The utility model relates to the technical field of spraying devices, in particular to a pest control spraying device. The utility model provides a pest control spraying device with a better spraying effect. A spraying device for pest control comprises a pesticide box, a cover, a hard water pipe, a water hose, a spray head, a connecting frame, a water pump, an inflator, a push rod, a push block and the like, the pesticide box is slidably connected with the cover, the pesticide box is fixedly connected with the water pump, the water pump is communicated and fixedly connected with the water hose, the other end of the water hose is communicated and fixedly connected with the hard water pipe, and the other end of the hard water pipe is communicated and rotationally connected with the spray head. The hard water pipe is fixedly connected with a connecting frame, the connecting frame is fixedly connected with an inflator, the connecting frame is rotationally connected with a push rod, and the push rod is fixedly connected with a push block. By means of the inflator, the push block and other components, water pressure can be increased when the spray head is blocked by impurities, the impurities are sprayed out, the spraying effect of the spraying device is guaranteed, the spraying distance of the spray head is increased due to increase of the water pressure at ordinary times, and the spraying range and the spraying effect of the spraying device are improved.

The utility model relates to the technical field of nasopharyngeal airway, and discloses a jet type oxygen supply humidifying nasopharyngeal airway, which comprises a main airway, a breathing machine joint limiting baffle is sleeved on the main airway, and an oxygen supply structure is mounted on the main airway. According to the utility model, oxygen enters from the oxygen supply inlet tube, and liquid medicine or normal saline flows into the branch tube through the infusion needle on the rubber cap and then enters the oxygen supply inlet tube, so that the oxygen is humidified, the use comfort of a patient is improved, and meanwhile, the asthma patient is conveniently dosed; oxygen and liquid medicine or normal saline enter the oxygen supply extension tube after being filtered at the same time, so that impurities are prevented from being mixed in the oxygen and the liquid medicine or normal saline, and the clean quality of the oxygen and the liquid medicine or normal saline is guaranteed; oxygen and liquid medicine or normal saline are input to the nasopharynx part of a patient from one end of the conical tube, and the oxygen supply extension tube is matched with the conical tube, so that a channel for conveying the oxygen tends to be thin gradually, the pressure intensity is increased, the spraying distance of the oxygen is enlarged, and the oxygen supply quality is improved.

The invention relates to the technical field of cotton textile manufacturing, and discloses a spraying humidifying machine in the cotton textile manufacturing process, which comprises a base, a thermal steaming mechanism is arranged at the top of the base, cotton spinning sieves are fixedly connected to the left and right sides of the top of the thermal steaming mechanism, and an air spraying mechanism is arranged in the top of the thermal steaming mechanism. An opening-closing mechanism is arranged at the top of the hot steaming mechanism. According to the spray humidifying machine in the cotton textile manufacturing process, through the arranged thermal steaming mechanism, a worker can heat water in a thermal steaming bottom box only by starting heating equipment, so that steam is generated by the water in the thermal steaming bottom box, and the high-temperature steam permeates into cotton yarn to complete humidifying, disinfecting and shaping work on the cotton yarn; the high-temperature steam in the humidifying steam box can better permeate into the cotton yarn under the action of high pressure in the humidifying steam box, and meanwhile, redundant steam does not stay in the cotton yarn for a long time, so that the humidity in the cotton yarn can be kept in a proper range.

The invention discloses a folding fast-assembly type fire prevention device for forest fire prevention, and relates to the technical field of forest fire prevention. The folding fast-assembly type fire prevention device comprises a top seat, a fire prevention plate is arranged on one side of the top seat, and an automatic water spraying mechanism is arranged between the fire prevention plate and the top seat. According to the folding fast-assembly type fire prevention device for forest fire prevention, through cooperative use of an automatic water spraying mechanism, a water spraying change assembly and a power storage elastic flushing unit, a plurality of first gears and a liquid hopper are driven to rotate through downward flushing of a first rack, the liquid hopper makes contact with sprayed water flow, the liquid hopper rotates to different postures, and the water flow spraying state can be changed; when the narrow opening faces outwards, the water flow spraying distance can be increased, when the narrow opening faces inwards, the water flow can be dispersed, the spraying range can be expanded, large-range water spraying operation can be conducted, the fire extinguishing effect is improved, the fire extinguishing speed is increased, the automation degree is high, manual operation is not needed in the whole process, and safety is improved.

The wet-type concrete spraying machine comprises a spraying machine body, an electric control part, a walking part, a spiral stirring machine, a spiral conveying part, a screw pump set and a spraying set are sequentially arranged on the spraying machine body from left to right, an air source supply device is arranged on the lower portion of the electric control part, and a feeding port is formed in the upper portion of the spiral stirring machine; the injection set comprises a feeding air pipe, a material booster, a material pipe and an injection nozzle, the material pipe is connected with the screw pump set and the injection nozzle, the electric control part is used for controlling overall operation of the injection machine body, and the automatic water supply device controls the water-cement ratio of materials. According to the device, integrated feeding is achieved, auxiliary discharging and air conveying type slurry discharging are achieved through the air source air supply device and the feeding air pipe, the slurry discharging speed is high, the slurry discharging distance is long, the gas adjusting valve is arranged, the flow and the flowing speed of slurry in the material pipe can be monitored in real time, when the slurry discharging condition is not met, wind energy is used as power, the speed and the flow of the slurry are increased, and the slurry discharging efficiency is improved. The pulp outlet quality and speed are improved, and the applicability is high.

The utility model discloses a kind of shower nozzles for orchard irrigation, including shower nozzle main body, water spraying nozzle, rotating shaft, blocking part and spiral part. Multiple water spraying openings are evenly provided in the outer ring surface of water spraying nozzle;Blocking part is provided with the matching shielding surface with the inner ring surface of water spraying nozzle;Spiral part drives rotating shaft and blocking part to rotate under water flow impact, so that the shielding surface periodically shields each water spraying opening in turn, realizes water spraying in turn. The utility model is driven by water flow, so that water spraying opening is intermittently opened, concentrated water pressure improves range, and expands irrigation coverage.

The utility model discloses a construction waste clearing, transporting and dust removing device, and relates to the field of construction waste treatment. The chassis is of a square structure, and the surface of the chassis is fixedly connected with a water tank; a support is fixedly arranged on the surface of the chassis, a cleaning mechanism is arranged on the surface of the support, and the cleaning mechanism comprises an air bellow installed on the surface of the support, a filter screen is embedded in the surface of the air bellow, a motor is installed on the inner wall of the air bellow, and the tail end of an output shaft of the motor is fixedly connected with a rotating shaft. And the surface of the rotating shaft is fixedly connected with a fan, and a pipeline is embedded in the surface of the air bellow. According to the construction waste clearing, transporting and dust removing device, the cleaning mechanism is arranged, the dust falling efficiency is improved, a motor drives a fan to rotate, at the moment, the fan drives air to enter an air bellow through a filter screen, the filter screen filters the air, the air drives dust to pass through the filter screen, at the moment, the dust falls through the filter screen, the dust is accumulated together, and the dust is collected; and the dust falling efficiency is improved.

The utility model belongs to the technical field of sterilization and disinfection, and discloses a jet type sterilization and disinfection device for an integral refrigeration house, which comprises a liquid storage tank, rollers are symmetrically mounted at the lower end of the liquid storage tank, a movable tank is rotatably connected to the upper end of the liquid storage tank, a positioning ring is fixed at the lower end of the movable tank, and the lower end of the positioning ring penetrates into the liquid storage tank. A sealing pipe is arranged in the movable box, a liquid inlet one-way valve is connected to the front end of the left side of the sealing pipe and connected with a liquid inlet pipe, the lower end of the liquid inlet pipe extends into the liquid storage box, a liquid outlet one-way valve is connected to the front end of the right side of the sealing pipe, and a liquid outlet pipe is connected to the upper end of the liquid outlet one-way valve in a communicating mode. A flow guide groove is formed in the upper end of the movable box. According to the injection type sterilization and disinfection device for the whole refrigeration house, by arranging the air blowing structure, the spraying range and the spraying distance of a disinfectant can be increased by utilizing high-speed airflow in the disinfectant spraying process, meanwhile, the disinfectant is conveyed by adopting a piston structure, and the spraying amount of the disinfectant can be accurately controlled.

The utility model relates to a high-lift large-flow high-pressure diaphragm pump, which belongs to the technical field of high-pressure diaphragm pumps and comprises a diaphragm pump main body, a water outlet end is fixed at the top end of the diaphragm pump main body, a stop block is arranged in the water outlet end, and the right end of the stop block is respectively hinged with a support rod and a push rod. An adjusting assembly is arranged at the front end of the push rod; the adjusting assembly comprises a vertical block fixed to the front end of the push rod and further comprises an inserting rod connected with the front end of the supporting rod in an inserted mode, a connecting block is fixed to the rear end of the inserting rod, and supporting blocks are fixed to the left wall and the right wall of the connecting block. According to the high-lift large-flow high-pressure diaphragm pump, through the stop block and the adjusting assembly, the flow speed is increased, so that the water spraying distance is increased, the lift of the diaphragm pump is increased, and the operation complexity of the stop block can be reduced; and the angle adjusted by the stop block does not need to be checked through the water outlet end of the diaphragm pump while the rotating shaft is operated to rotate, so that the convenience during adjustment of the stop block is effectively improved.

The utility model provides a water spraying dust removal device for building construction, belongs to the technical field of building construction, and solves the problem of poor dust removal effect of an existing water spraying dust removal mode. The water spraying and dust removing device for building construction comprises a base, a box body is bolted to the top of the base, a rotating shaft is rotatably connected to the interior of the box body, a workbench is rotatably connected to the top of the box body, the top end of the rotating shaft penetrates through the exterior of the box body and is bolted to the workbench, a driving structure is arranged in the box body, and a cavity is formed in the lower portion in the workbench; a water inlet pipe is fixed to the left side of the workbench. Through the arrangement of the workbench, the driving structure, the water pump, the fan, the spray head, the electric telescopic rod and the fixing ring, the device can automatically perform dust removal work on a surrounding area, the spraying distance and the spraying range are increased, the dust removal effect is improved, dust on a construction site is effectively treated, and convenience is provided for workers.

The utility model discloses a rotary spraying device for soil remediation, and particularly relates to the field of soil remediation, the rotary spraying device comprises a guide pipe, an inner rod is arranged in the guide pipe, the outer surface of the guide pipe is sleeved with a lantern ring, a sliding groove is formed in the outer surface of the front end of the guide pipe, and the inner wall of the lantern ring penetrates through the sliding groove to be fixedly connected with the outer surface of the inner rod; the lantern ring is slidably connected with the guide pipe through the sliding groove, and a limiting assembly is arranged on the outer surface of the lantern ring and used for limiting and fixing the lantern ring. By arranging the rotating assembly, the spraying pipes on the two sides can be driven to rotate to spray liquid medicine, the spraying efficiency of the liquid medicine is improved, the rotating disc can be rotated according to needs, the inner pipe is driven to rotate, the through hole in front of the inner pipe corresponds to the spraying pipe on one side, meanwhile, the spraying pipe on the other side is closed, and the spraying pipe on one side is used for spraying the liquid medicine. And the height of the inner rod can be adjusted, the height of the spraying pipe can be adjusted, and the spraying range of the liquid medicine can be adjusted.

The utility model provides a postposition four carburetor mist sprayer, including double postposition component, double postposition component includes the fixed disk, the fixed disk is fixedly connected with a first connecting pipe and a second connecting pipe, the first connecting pipe and the second connecting pipe are both connected with a connecting assembly, the connecting assembly is connected with an oil injection assembly, and the oil injection assembly is connected with the carburetor. The fixed disc is fixedly connected with an explosion pipe, the explosion pipe is connected with a long spraying pipe, the explosion pipe is sleeved with a heat dissipation sleeve, and the heat dissipation sleeve is connected with a supply component. Axial air inlet can be achieved through the arranged air inlet pipe, the air inlet direction is the same as the spraying direction, the spraying distance is increased, automatic air suction is conducted through the air inlet pipe, and therefore the stability of air inlet is guaranteed, high-power spraying can be achieved through the arranged double rear-mounted components, and therefore the spraying distance of pesticide mist is increased while the spreading range of the pesticide mist is guaranteed, and the spraying effect of the pesticide mist is improved. And the particle size of the medicine mist is reduced, so that the atomization effect of the medicine mist is improved.

The utility model discloses a road snow-melting agent spraying device which comprises a stock bin, a spraying device and a control device. The spray pipe is arranged at the bottom of the front side surface of the stock bin; the material stirring wheel is rotationally arranged in the spray pipe and is close to the stock bin; the driving part is connected with the material stirring wheel to drive the material stirring wheel to rotate; the air blowing pipe is arranged on the front side of the material stirring wheel, the air blowing pipe comprises a first pipe section and a second pipe section, the first pipe section extends in the front-back direction and is fixedly attached to the inner side wall of the spraying pipe, and the second pipe section extends out of the spraying pipe outwards and is connected with a high-pressure air pump. According to the snow melting agent spraying device, the material stirring wheel can continuously spray a snow melting agent forwards through high-speed rotation, then the air blowing pipe blows out high-pressure air flow, the snow melting agent sent out by the material stirring wheel can be blown outwards and evenly, the spraying range and the spraying distance of the snow melting agent can be expanded, the snow melting effect is improved, automatic spraying of the snow melting agent can be achieved, and the labor intensity of workers is reduced. And the whole structure is simple and convenient to use.

A fertilizing device of a water and fertilizer integrated machine comprises a bottom plate, a grinding device is fixedly arranged in a storage bin, a mixing device is arranged below the grinding device, a spraying frame is arranged on the bottom plate, and a spraying device is arranged on one side of a reinforcing device. According to the fertilizer grinding device, the fertilizer is further ground, the mixing efficiency of the fertilizer and water is further improved, then a mixing motor rotates to drive a stirring shaft to rotate, then the fertilizer and the water are mixed and stirred through stirring blades, and then a spraying water pump works to achieve spraying of the water and the fertilizer through an atomization nozzle; then through the rotation of the enhancing motor, the enhancing fan is driven to rotate, then air flow is generated, the sprayed vaporific water fertilizer is sprayed to a farther position, the spraying range and distance are further expanded, finally, the mixing efficiency of the water fertilizer is improved, meanwhile, the spraying range of the water fertilizer is increased, and the spraying efficiency of the water fertilizer is improved.

The utility model relates to the technical field of slurry spray guns, and discloses an adjustable slurry spray gun which is characterized in that the surface of a spray gun outer shell is fixedly sleeved with a supporting lantern ring, one side of the surface of the supporting lantern ring is movably connected with a supporting rod, the side, away from the supporting lantern ring, of the supporting rod is fixedly connected with a supporting base, and a spray gun flow dividing mechanism is arranged in the spray gun outer shell; a communicating pipeline is formed in the side, away from the spray gun outer shell, of the spray gun flow dividing mechanism, a booster pump is fixedly connected to the side, away from the spray gun flow dividing mechanism, of the communicating pipeline, a connecting lantern ring is movably connected to the side, away from the communicating pipeline, of the surface of the spray gun outer shell, and a pressurizing ring is movably connected into the end, close to the connecting lantern ring, of the spray gun outer shell. And a spray gun head body is movably connected to the end, movably connected with the pressurizing ring, of the spray gun outer shell, a conical nozzle is movably connected to the interior of the side, away from the spray gun outer shell, of the spray gun head body, and sprayed slurry can be conveniently gathered through the conical nozzle, so that the slurry spraying distance is increased.

The utility model relates to a spraying device which comprises a pipe body assembly, a cavity is formed in the pipe body assembly, a plugging assembly is fixedly connected to the interior of the cavity, a metering assembly is fixedly connected to the bottom end of the outer surface of the pipe body assembly, and pressurizing assemblies are fixedly connected to the two sides of the upper surface of the metering assembly. One end of the outer surface of the pipe body assembly is sleeved with a medicine supply assembly, through the arranged pipe body assembly, one end of a main pipe is connected with the medicine supply assembly through a connector, the other end of the main pipe is connected with an extension head through a threaded head and then connected with an atomization nozzle, the spraying distance can be conveniently prolonged, accurate spraying is achieved, the operation table top is prevented from being polluted, spraying is even, water mist is fine, and the operation efficiency is improved. Through the metering assembly and the pressurizing assembly, the adjusting valve is rotated to a proper position through threads, the control handle is held, the control frame drives the pull rod to move upwards, and the adjusting valve limits the pull rod, so that the spraying water amount is controlled, and different use requirements are met conveniently.

The utility model belongs to the technical field of fog gun machines, and particularly relates to a fog gun machine water supply device which comprises a multi-stage pump, the output end of the multi-stage pump is connected with a fog gun machine through a water pipe, the input end of the multi-stage pump is connected with an installation pipe through a water pipe, the bottom of the inner side of the installation pipe is connected with a movable pipe in a sliding mode, and a floating assembly is assembled on the outer side of the movable pipe. The floating assembly comprises two mounting pieces fixed to the outer side of the moving pipe, a mounting block is mounted on the outer side of the moving pipe and located between the two mounting pieces, a plurality of fixing rods are fixed to the outer side of the mounting block, floating bodies are fixed to the ends, away from the mounting block, of the fixing rods, and blocking rings are further mounted on the outer sides of the floating bodies. A sliding groove is formed in the outer side of each floating body, and sliding strips corresponding to the sliding grooves are arranged on the inner side of the blocking ring. The spraying distance can be increased through the lift multi-stage pump, starting of a draught fan of the fog gun machine is reduced, the water pipe is made to keep away from aquatic plants on the water surface, and the blocking situation is reduced.

The utility model discloses a power driving device of an automatic one-way explosive-proof device in an underground coal mine, which comprises a dry powder sleeve, a thin film is arranged at the left end of the dry powder sleeve, a connecting frame is fixedly connected to the outer surface of the dry powder sleeve, and a fixing bolt is in threaded connection with the lower surface of the connecting frame. The right surface of the dry powder sleeve is fixedly connected with an air compression cylinder, and the inner surface of the dry powder sleeve is slidably connected with a large piston block. Triple power sources are provided for the explosion-proof device through an air compression cylinder, a sliding rod, a small piston block, a spring, a through hole, a conical cylinder, a first connecting rope and a second connecting rope, the spraying distance of dry powder in a dry powder sleeve is increased, therefore, the dry powder is completely sprayed out, and the explosion-proof effect is improved; and meanwhile, stretching adjustment of a first connecting rope and a second connecting rope is achieved through a lower connecting bolt, an upper connecting bolt and a fixing base, the situation that a spring is too loose is avoided, and therefore the compression degree of air in the air compression cylinder is improved.

The sprinkler comprises an upper box, a lower box, a main rod, a secondary rod and a rotating shaft, strip-shaped grooves are formed in the left side wall and the right side wall of the upper box, the main rod is transversely and fixedly installed on the inner side of the upper box, and one end of the main rod penetrates through the side wall of a box body and is fixedly connected with a rotating handle; two secondary rods are transversely and fixedly mounted on the inner side of the upper box on the left side and the right side of the main rod, a main gear is fixedly mounted in the center of the side wall of the main rod, secondary gears are fixedly mounted in the centers of the side walls of the secondary rods, the main gear is meshed with the secondary gears, and a connecting block is fixedly welded to the side, away from the main gear, of each secondary gear; a plurality of water spraying pipes are transversely and uniformly arranged on the side wall of the main water pipe; the main gear is arranged to drive the secondary gear to rotate, so that the water spraying direction of the water spraying pipe is changed, and the watering range is widened.

The utility model discloses a concrete outer wall maintenance spraying device, which belongs to the technical field of outer wall maintenance and comprises a water tank, a water pump is arranged on one side of the water tank, a water pipe is mounted at the output end of the water pump, a spray head is mounted at one end, far away from the water pump, of the water pipe, and a protective shell is mounted on one side face of the spray head. The outer surface of the water pipe makes contact with the inner wall of the protective shell, and one side face of the protective shell is fixedly connected with a connecting rod. According to the concrete outer wall maintenance spraying device, the power mechanism drives the rope to move, the rope is moved through the four power structures, the spraying head can rotate in a large range, the spraying range of the spraying head is enlarged, and the effect of increasing the spraying area is achieved; therefore, the problems that a spray head of an existing maintenance spraying device generally cannot rotate at will, the spraying range is small, and most of concrete wall surfaces cannot be covered are solved.