131results about How to "Guaranteed spraying effect" patented technology

The invention relates to the technical field of ecological management, in particular to a mine management soil remediation device which comprises an upper shell, a lower shell is fixedly mounted at the bottom of the upper shell, a water tank is fixedly mounted at the top of the upper shell, a separation mechanism is mounted in the upper shell, a smashing mechanism is mounted in the lower shell, and a soil remediation mechanism is mounted in the smashing mechanism. A spraying mechanism is installed between the lower shell and the water tank, an output mechanism is installed in the lower shell and located at the bottom of the smashing mechanism, and a driving mechanism is installed among the separating mechanism, the smashing mechanism and the spraying mechanism. The separating mechanism comprises a first separating roller, a second separating roller and a first bevel gear. According to the mine soil remediation device, stones in mine soil are effectively separated and crushed, the function of agent spraying is combined, the mine soil remediation efficiency and quality are improved, the equipment maintenance cost is reduced, and effective remediation of the mine soil and improvement of the ecological environment are achieved.

The utility model provides a marking device for asphalt road marking, and belongs to the technical field of asphalt road marking devices. The marking device for asphalt road marking comprises a vehicle body, a marking mechanism comprises a stirring barrel, the stirring barrel is arranged at the top of the vehicle body, a motor is arranged at the top of the stirring barrel, a fixing shaft is arranged at the output end of the motor, and a stirring rod is arranged on the surface of the fixing shaft; through mutual cooperation of the feeding hopper, the stirring barrel, the motor, the fixing shaft, the stirring rod, the electromagnetic valve, the pump body, the first spraying head and the second spraying head, the motor is started to drive the stirring rod to rotate, when single-line or double-line marking of an asphalt road is needed, the pump body can be started to extract stirred paint, and after the paint is extracted, the stirring rod is driven to rotate. The coating is conveyed to the first spraying head or the two sets of second spraying heads, so that a single line or double lines can be marked, and through the arrangement, the coating can be stirred, and the coating cannot be solidified in the marking process.

According to the cylindrical structure spraying device with the lifting function, the lifting mechanism drives the workbench to move up and down, the driving mechanism drives the bevel gear disc to rotate, and when the rotary table and the workbench are fixed through the connecting mechanism, the bevel gear disc drives the bevel gears to rotate; a screw hole in a bevel gear is matched with a screw rod to drive a mounting seat to radially extend and retract relative to the rotary table, namely, the distance between a spray head and the inner wall of the chimney is adjusted, and universal wheels elastically abut against the inner wall of the chimney under the action of elastic pieces, so that stable lifting of the workbench is facilitated; the positions of the nozzles can be adaptively adjusted according to the cambered surface condition of the inner wall of the chimney so as to guarantee the spraying effect, when the rotary table and the conical fluted disc are fixed through the connecting mechanism, the conical fluted disc drives the rotary table to rotate, that is, the multiple nozzles are driven to rotate to be matched with the hoisting process of the hoisting mechanism to conduct comprehensive spraying work on the inner wall of the chimney, and the beneficial effect of high automation is achieved; and the labor cost is reduced, and meanwhile the spraying work efficiency is improved.

The invention relates to the technical field of municipal ditching, and discloses a municipal engineering construction trench excavation device which comprises a ditching machine, and a driving structure used for driving a ditching chain wheel to rotate is arranged on the left side of the ditching machine; a counterweight water tank is fixedly arranged on the left side of the upper end of the ditcher, a water guide pipe penetrates through the lower end of the side face of the counterweight water tank, and a heat exchange plate is fixedly arranged outside the driving structure. According to the municipal engineering construction groove excavation device, the balance weight of a ditcher can be increased by additionally arranging a balance weight water tank, the ditcher can conduct ditching on the ground more conveniently, spraying cooling on the surrounding environment can be achieved through a spraying plate and a fixed spray head during ditching, cooling water passes through a driving structure in advance during spraying, and the cooling water is cooled through a cooling water tank; and through rotation of the protective sleeve, the fixed spray head can be protected, and the situation that when the spray head is not used, surrounding dust is attached to the spray head, and a water outlet hole formed in the spray head is blocked is avoided.

The invention provides a spraying method and device, a computer readable storage medium and spraying equipment, the spraying equipment comprises a paint spraying device and a liquid collecting device, the paint spraying device is used for spraying paint to a to-be-sprayed object, and the liquid collecting device is used for bearing the paint dripping from the to-be-sprayed object; the method comprises the following steps: under the condition that spraying equipment performs spraying operation, acquiring a video of paint dripping in a current time period to obtain a dripping video; the dripping video is analyzed, at least one key feature parameter is obtained, and the key feature parameters are parameters representing the spraying effect; under the condition that one key characteristic parameter is not in the corresponding preset range, the coating spraying device is controlled to adjust the coating flow or spraying speed, so that all the key characteristic parameters in the next time period are in the corresponding preset range; the problem that in the prior art, spraying parameters cannot be automatically controlled to guarantee the spraying effect is solved.

The utility model relates to a transverse fan air curtain system and an agricultural sprayer, the air curtain system comprises two air curtain units, each air curtain unit comprises an air bag and a bottom groove, the two air bags are horizontally and oppositely distributed, can horizontally rotate and be positioned, and can rotate to the same straight line for operation or rotate to be distributed side by side for storage; the two bottom grooves are fixedly installed at the bottoms of the two air bags correspondingly and are parallel to the two air bags correspondingly, and a plurality of air outlets communicating with the corresponding air bags are evenly formed in the two bottom grooves at intervals correspondingly. And a transverse fan is fixedly mounted at the end part of at least one end of each air bag. The spraying machine has the advantages of being simple in structure, reasonable in design and capable of reducing drifting of pesticide sprayed by the spraying machine, saving 25%-30% of pesticide, enhancing penetrability of the pesticide, enabling the pesticide to be better attached to crops, improving working efficiency and guaranteeing the spraying effect. In addition, the fan is transversely arranged at the end of the air bag, and assembling is convenient.

The invention relates to the technical field of sewage treatment, in particular to a polymeric ferric sulfate processing and feeding device and method for sewage treatment. Comprising a sewage tank, a rotating motor is arranged at the end of the sewage tank, a lead screw is arranged at the output end of the rotating motor, a moving seat is arranged on the surface of the lead screw, pressing rods are arranged on the two sides of the moving seat, the ends of the pressing rods extend to the outer wall of the sewage tank, and a mixing assembly is arranged below the pressing rods. When the moving seat moves, the pressing rod is driven to press the top of the pressing head, the pressing head pushes the sliding rod to slide on the inner wall of the column casing and extrude water in the column casing, the water is sprayed out through the top of the spraying disc, and the nearby water is impacted while the water is sprayed; and when the spraying discs sequentially impact sewage in the sewage tank, increased impact force exists between the wastewater, so that the sewage is mixed, and the mixing efficiency of the sewage and the polymeric ferric sulfate medicament is improved.

The utility model discloses automatic door plate spraying equipment which comprises a machine frame, supporting legs are installed at the positions of the four corners of the machine frame, a plurality of conveying rollers are rotationally connected to the two ends of the machine frame, and an installation frame is fixedly connected to the middle of the upper end of the machine frame. A conveying assembly used for conveying the door plate is arranged at the position, located below the mounting frame, of the rack. According to the utility model, through the arrangement of the cleaning assembly, paint on the surface of the power roller can be cleaned during use, so that the paint sprayed on the power roller can be cleaned in time during use, and the pollution of the paint on the surface of the power roller to a non-spraying surface of a subsequent door plate is avoided.

The invention relates to the technical field of outer wall spraying, in particular to a spraying device for an outer wall robot, comprising a mounting plate connected with the outer wall robot through bolts; the paint storage tank is fixedly connected with the mounting plate; the paint spraying assembly is connected with the paint storage tank and used for being matched with movement of the outer wall robot to complete automatic paint spraying on the outer wall; the stirring mechanism is connected with the paint storage tank and the paint spraying assembly; wherein the stirring mechanism comprises a wall scraping assembly, a reciprocating stirring assembly, a transmission control assembly and a pressure guiding assembly, by arranging the stirring mechanism and cooperating with the paint spraying assembly, paint located on the inner side of the paint storage tank can be stirred in all directions, the inner wall of the paint storage tank can be automatically cleaned, the problem that the paint on the inner side of the paint storage tank is caked is effectively solved, and the paint spraying efficiency is improved. And the paint spraying effect is ensured.

The invention relates to the technical field of waste gas treatment, and discloses an environment-friendly modularized waste gas purification device which comprises a cabin body, a plurality of groups of spraying purification units are uniformly arranged in the cabin body, cleaning mechanisms are arranged on the spraying purification units, and each spraying purification unit comprises a grating plate, a water filtering plate and a cross-shaped spray head. And a rotating sleeve and a fixed sleeve which can rotate relatively are arranged at the axis of the grating plate. The connecting assembly is arranged to drive the rotating sleeve and the driving assembly to operate at the same time, so that cleaning brushes on the two sides of a plurality of movable rotating plates do reciprocating motion and self-rotation, the inner wall of the cabin body, the rotating sleeve and the top of a grating plate are cleaned, and the problems that most of conventional spraying tower cleaning is regularly and manually cleaned, and the cleaning efficiency is high are solved. The problems that in the prior art, a spraying tower needs to be detached and cleaned, operation is troublesome, spraying heads in the spraying tower conduct fan-shaped spraying from top to bottom when spraying water flow, and adhesive impurities on the inner wall of a tower body are difficult to wash away are solved.

The invention provides an intelligent maintenance system and method for a concrete structure, and relates to the technical field of concrete curing, the intelligent maintenance system comprises intelligent maintenance equipment, multiple sets of humidity sensors and a processing terminal, the intelligent maintenance equipment is fixedly arranged on a building climbing frame, and therefore the intelligent maintenance equipment can synchronously ascend along with the building climbing frame; curing work of the concrete structure is completed layer by layer; a humidity sensor is arranged on the surface of the concrete structure, the humidity sensor is used for collecting humidity data of the surface of the concrete structure and sending the humidity data to intelligent maintenance equipment, and a processing terminal controls a spraying assembly to spray the surface of the concrete structure according to the humidity data. Therefore, the intelligent maintenance equipment can perform automatic spraying according to the humidity condition of the surface of the concrete structure, manual spraying is avoided, the maintenance cost is low, the spraying effect can be guaranteed, the labor cost and water resources needed by concrete structure maintenance are effectively reduced, and the popularization value is high.

The utility model provides an automatic spraying device. The automatic spraying device comprises a robot, a spraying gun, a coating assembly, a cleaning assembly and an atomizing assembly. The robot is installed on the base plane, and the end, away from the base plane, of the robot is arranged to be a free end capable of moving. The spray gun is fixed to the free end and can move along with the free end. The coating assembly comprises a coating pipeline and a coating valve, the cleaning assembly comprises a cleaning pipeline and a cleaning valve, the spray gun is provided with a spraying connector and an atomization connector, and the coating pipeline and the cleaning pipeline are communicated with the spray gun through the spraying connector. The atomization assembly communicates with the atomization connector so as to provide atomized gas for the spray gun. The paint valve and the cleaning valve are communicated with the paint pipeline and the cleaning pipeline respectively, and one of the paint valve and the cleaning valve is selected to be conducted at the same time, so that the spray gun can spray paint or enable a cleaning agent to enter the spray gun to clean the spray gun, and the accuracy and the spraying effect of the spray gun during next spraying are guaranteed.

The invention provides a building material surface spraying coater and a using method, the spraying coater comprises a base, a rotary clamping device, a spraying device and a drying device, the rotary clamping device is arranged on the base, the rotary clamping device is movably connected with the base and can move along the base, the spraying device and the drying device are arranged on the base, and the spraying device and the drying device are arranged on the base. And the rotating clamping devices are sequentially arranged on the base in the moving direction of the rotating clamping device. The building material spraying device has the beneficial effects that building materials are clamped and turned over through the rotary clamping device, the surfaces of the building materials are comprehensively sprayed through the spraying device, the spraying effect is guaranteed, precipitation of paint is avoided, the spraying quality is guaranteed, the building materials are preliminarily dried through the drying device, and the spraying efficiency is improved. And the situation that the spraying effect is affected by coating adhesion during follow-up movement of the building materials is avoided, the first driving mechanism is adopted to drive the rotary clamping device and the building materials to move, and the working efficiency is improved.

This invention discloses a land remediation device and method, relating to the field of heavy metal contaminated land remediation technology in the advanced environmental protection industry. The device comprises a vehicle and a rotary tiller. A mounting frame is fixedly connected to the side wall of the rotary tiller, and two symmetrically arranged movable frames are connected to the side wall of the mounting frame via a first reset mechanism. A downwardly inclined shovel plate is fixedly connected to the side wall of each movable frame, and two inclined guide plates are fixedly connected to the side wall of the shovel plate. This land remediation device and method can transport and evenly spread broken soil. During the spreading process, reducing agents are evenly sprayed onto the soil, resulting in more uniform mixing. Simultaneously, it can cover the sprayed microbial solution, thereby improving the efficiency and effectiveness of soil remediation. Furthermore, it allows for automatic adjustment of the spraying volume based on the vehicle's movement speed, ensuring spraying effectiveness while avoiding waste of microbial solution and reducing agents.

The front windshield washer comprises a nozzle assembly, a liquid conveying assembly and a heating device used for heating the nozzle assembly, the liquid conveying assembly is used for outputting washing agents to the nozzle assembly, the nozzle assembly is used for spraying the washing agents out of front windshield glass, the liquid conveying assembly comprises a second pipe part, and the second pipe part comprises a first pipe part and a second pipe part. A one-way valve device used for preventing the detergent from flowing back from the nozzle assembly is arranged in the second pipe part, and the heating device is installed on the nozzle assembly. According to the front windshield glass washer, the nozzle is melted and defrosted through the heating device located on the nozzle assembly, inconvenience in use and potential safety hazards caused by nozzle blockage are effectively prevented, and detergent backflow caused by nozzle blockage or other reasons is prevented through a one-way valve device in the liquid conveying assembly. And the operation stability of the front windshield glass washer is further improved.

The present invention relates to the technical field of bridge maintenance equipment, and specifically discloses a prefabricated box girder maintenance device, including a device body, wherein the device body includes a bearing mechanism and a spraying mechanism, the bearing mechanism is configured as a plurality of groups, and is arranged in an array along the length direction of the box girder, each group of the bearing mechanism includes a first support frame and a second support frame, a first driving component is provided on the bearing mechanism, the first driving component is used to drive the plurality of groups of bearing mechanisms to move along the length direction of the box girder, and to arrange the plurality of groups of bearing mechanisms equidistantly, so that the bearing mechanisms have a storage state and an expanded state, the spraying mechanism is configured as a plurality of groups, each group of the spraying mechanism includes a water pipe and a second driving component, a plurality of nozzles are provided on the water pipe, and the second driving component is used to drive the water pipe to rotate around its own axis to increase the spraying area of ​​the nozzle; the present invention can adapt the device body to the maintenance of box girders of different lengths through the expansion degree of the bearing mechanism, and can improve the maintenance efficiency.

The invention relates to the technical field of spraying equipment, in particular to an automobile maintenance spraying robot which comprises a support, a chain conveyor, a spraying robot body and a control unit are arranged on the support, a mounting seat is arranged on a chain of the chain conveyor, and a supporting seat and a clamping unit are arranged on the mounting seat; the clamping unit comprises a clamping plate assembly; the material suction unit comprises a lifting seat, and a plurality of suction cups are arranged on the lifting seat; two first guide plates, a top seat and a pressing seat are arranged on the support, and first limiting plates are arranged on the first guide plates; the control unit comprises a controller, a pressure sensor and a contact sensor. After a sheet metal part is placed on the supporting base, the chain type conveyor automatically conveys the sheet metal part, the clamping plate assembly automatically clamps the sheet metal part, the suction cup automatically sucks the sheet metal part tightly, the spraying robot body automatically sprays the sheet metal part, and the sprayed sheet metal part automatically falls off to complete discharging. The sheet metal part maintenance spraying device can improve the sheet metal part maintenance spraying efficiency.

The present invention belongs to the technical field of battery module recycling, and specifically discloses a waste lithium battery module degumming device, including: a precooling cabin, used to freeze the battery module to be processed; a spray cabin, used to spray the frozen battery module with chemical solvent; a mixer, used to configure the chemical solvent; a medicine storage tank, used to store the chemical solvent and send the chemical solvent to the spray cabin; a screening cabin, connected to the spray cabin through a transmission system, and provided with screens with different apertures inside the screening cabin for separating the battery module and the glue residue; a control system, respectively connected to the precooling cabin and the spray cabin, and the control system divides the control mode of the control system into a first degumming mode and a second degumming mode based on the adhesive properties of the battery module. The present invention pre-freezes the battery module containing adhesive and combines it with the chemical solvent spraying technology to achieve more efficient, safe and environmentally friendly battery module adhesive removal.

The application relates to a silver spraying system and a silver spraying process. The silver spraying system comprises a high-speed spraying tank, a spraying power supply, a mother tank and an automatic silver ion supplementing system. The automatic silver ion supplementing system comprises a silver preparation tank, a silver preparation power supply and a control host. The control host is used for detecting the current of the spraying power supply through a signal line and controlling the silver preparation power supply to output a silver preparation current with the same size as the spraying power supply. When silver ions in the electroplating solution in the high-speed spraying tank are consumed and the silver ion concentration decreases, silver ions generated through the silver preparation tank are supplemented into the high-speed spraying tank, so that the silver ions are automatically supplemented, the concentration of the silver ions in the high-speed spraying tank is maintained, the silver plating effect of the workpiece to be plated is improved, and the convenience of supplementing silver ions in the electroplating solution is improved. The mother tank can play a buffering role to reduce the influence of the increased electroplating solution on the concentration of the electroplating solution remaining in the high-speed spraying tank, so as to ensure the spraying effect of the workpiece to be plated.

The present invention discloses an intelligent two-color line vacuum spraying machine, including a conveying mechanism, a spraying mechanism and a vacuum paint box. The conveying mechanism, the spraying mechanism and the vacuum paint box are electrically connected to a distribution box. The conveying mechanism includes a belt conveyor. The upper end of the belt conveyor is equipped with roller assemblies on both sides along the conveying direction. Multiple groups of pressure wheel assemblies are installed in the middle position of the two groups of roller assemblies along the conveying direction. A gantry is fixed at one end of the belt conveyor. The spraying mechanism is slidably installed on the upper end of the gantry. The spraying mechanism includes a mounting plate slidably connected to the gantry and two groups of spray boxes fixed on the mounting plate. The sliding direction of the mounting plate is horizontally and vertically to the conveying direction. Feeding pipelines and return pipelines are connected between the two groups of spray boxes and the vacuum paint box. The spraying machine of the present invention can spray two kinds of paints at the same time or selectively spray a single paint, and the spraying efficiency is high.

The present invention relates to the technical field of sprinkler equipment, and in particular to a multi-directional spray device for garden irrigation, comprising a pipe network, a valve being arranged on the pipe network, a plurality of sprinkler pipes being arranged on the pipe network, the sprinkler pipe comprising a fixed cylinder, a telescopic sprinkler being slidably arranged inside the fixed cylinder, the fixed cylinder being connected to the pipe network, water flow in the pipe network entering the fixed cylinder can push the telescopic sprinkler to slide along the fixed cylinder, a water spraying port being arranged on the telescopic sprinkler, the water spraying port extending from the fixed cylinder to spray water outwards, a rotation driving mechanism and a resistance mechanism being arranged between the telescopic sprinkler and the fixed cylinder, the rotation driving mechanism causing the telescopic sprinkler to rotate when sliding along the fixed cylinder, and the resistance mechanism being capable of limiting the rotation angle of the telescopic sprinkler in the fixed cylinder; the rotation resistance of the resistance mechanisms in the plurality of sprinkler pipes is different, so that the maximum rotation angles of the telescopic sprinkler are different, and thus the extension lengths of the telescopic sprinkler are different, so that the water spraying effect is ensured when the water pressure is low.

The utility model relates to the field of spraying devices, in particular to an automatic powder spraying gun support which is used for connecting a spraying robot and an automatic powder spraying gun and comprises a mounting seat, a connecting piece, a supporting rod and an angle adjusting mechanism, the mounting seat is used for being connected with the automatic powder spraying gun, the connecting piece is used for being connected with the spraying robot, one end of the supporting rod is connected with the mounting seat, and the other end of the supporting rod is connected with the angle adjusting mechanism. The other ends of the supporting rods are connected through connecting pieces. The angle adjusting mechanism comprises a sliding groove formed in the side wall of the supporting rod and a connecting rod hinged to the mounting base. A positioning groove is formed in the bottom of the sliding groove, a sliding block is arranged in the sliding groove and located above the positioning groove, and one end of the sliding block is connected with the connecting rod. By arranging the angle adjusting structure, the mechanical arm can spray workpieces at different angles and positions, when the automatic powder spraying gun is taken down midway and then mounted on the mechanical arm again, the mounting angle of the automatic powder spraying gun does not need to be adjusted again, it can be guaranteed that the spraying track is consistent with the previous spraying track, and then the spraying effect is guaranteed.

The invention relates to the technical field of sprinkling irrigation, in particular to a wheat crop sprinkling irrigation device and a control method.The wheat crop sprinkling irrigation device comprises a movable vehicle body, a water storage tank and a fixing seat are fixedly installed at the top of the movable vehicle body, a cleaning type retractable assembly is arranged on the water storage tank, a lifting frame is slidably connected to the fixing seat, and a sprinkling irrigation assembly is arranged on the lifting frame; according to the invention, through the arrangement of the spray irrigation assembly, not only can liquid fertilizer spray irrigation treatment for preventing seedlings from being burnt be realized, but also a winding type spray path is formed during spray irrigation, shielding of wheat crop rhizomes on liquid fertilizer spray is eliminated, and the spray effect is further improved; the spraying range of irrigation water can be adjusted, it is ensured that the spraying amount of all areas is not changed, meanwhile, liquid fertilizer on wheat crops is flushed, and the seedling burning problem is further avoided; and then through the cleaning type winding and unwinding assembly, surface impurities are synchronously cleaned while uniform winding of the water pumping pipe is achieved.

The utility model discloses an automatic paint spraying device for the end face of a precast beam. The automatic paint spraying device comprises a movable supporting base, a supporting frame, a paint mixing device, a movable spraying pump station and a control cabinet, the support frame is provided with a vertical track; a transverse rail is arranged on the vertical rail; a movable telescopic paint spraying head is arranged on the transverse track; the paint mixing device comprises a paint bucket, a stirring device and a lifting device; a folding hose is connected between the paint bucket and the movable spraying pump station; the stirring device extends into the paint bucket; the lifting device is connected with the stirring device; the movable spraying pump station and the movable telescopic paint spraying head are connected with a paint passing pipe; a positioning frame is arranged on the movable supporting base; the positioning frame is provided with a positioning sensor; a coordinate establishing module and a central processing unit are arranged in the control cabinet; and an ultrasonic detection head is arranged on the movable telescopic paint spraying head. According to the device and the method, waterproof paint can be automatically sprayed on the end face of the precast beam without consuming too much manpower, the efficiency is high, the paint surface is uniform, the thickness is easy to control, and the human health cannot be harmed.

The paint spraying device comprises a paint spraying box, the four corners of the bottom face of the paint spraying box are fixedly connected with supporting bases, the top face of the paint spraying box is fixedly connected with the bottom face of a containing assembly, one end of the containing assembly extends into the paint spraying box and is fixedly connected with one end of a telescopic hose, and the other end of the telescopic hose is fixedly connected with a spraying nozzle. One side of the inner wall of the paint spraying box is fixedly connected with one end of a supporting plate, the other end of the supporting plate is provided with a first motor, and the driving end of the first motor is fixedly connected with a spraying nozzle; a mounting opening is formed in the bottom face of the inner wall of the paint spraying box, an air cylinder is fixedly connected into the mounting opening, the output end of the air cylinder is fixedly connected with the bottom face of a movable table, and the movable table is located in the paint spraying box. According to the automobile part spraying device, the spraying position can be adjusted by adjusting the angle of the spraying nozzle and the height of the containing table, more comprehensive spraying work can be conducted on automobile parts by rotating the containing table, and the spraying effect is guaranteed.

The utility model relates to the technical field of tree maintenance, in particular to a tree spraying device for garden maintenance. Comprising a hollow fixed rod and a hollow movable rod, the fixed rod and the movable rod are arc-shaped, the inner side of the fixed rod and the inner side of the movable rod fixedly communicate with a plurality of nozzles, a handle is fixed to one end of the fixed rod, and the movable rod is rotationally connected with the handle and connected with the handle through a telescopic rod. A plurality of elastic supporting assemblies are installed on the inner sides of the fixed rod and the movable rod, a connector is fixed to the fixed rod and communicates with the interior of the fixed rod, a through hole is formed in the end, away from the handle, of the fixed rod, and a communicating pipe fixedly communicates with the end, away from the handle, of the movable rod and is inserted into the through hole in a sealed mode. A turning plate is elastically and rotationally connected into the end, away from the handle, of the fixing rod, and a sealing gasket is fixed to the turning plate. Lime water in the storage box can be sprayed out through the spray head and attached to the trunk of the tree, and the efficiency of spraying the lime water to the tree can be improved.

The invention discloses a suspension platform, a building machine and a using method of the suspension platform, the suspension platform comprises a first walkway frame and a hanging bracket, the first walkway frame comprises a plurality of first walkway plates, a plurality of vertical rods and a plurality of protective fences, the first walkway plates are arranged at the bottom of the first walkway frame, the vertical rods are connected with the first walkway plates, and the hanging bracket is arranged on the first walkway plates. The first walkway plate is arranged on the top of the vertical rod, the protective fence is arranged on the side portion of the vertical rod, the protective fence and the first walkway plate define a walkway space, the hanging bracket is arranged on the top of the vertical rod or the protective fence, a first hanging ring is arranged on the top of the hanging bracket and used for hanging the first walkway frame, and the first walkway frame comprises a walkway part and an operation part. The building machine comprises the suspension platform. The use method of the suspension platform comprises the steps of mounting and dismounting the suspension platform. By the adoption of the method, hanging basket construction operation can be safely carried out, the construction effect is good, the construction period is shortened, and good economic benefits are achieved.

The invention relates to the technical field of nozzles, and particularly discloses an adjustable cavitation jet nozzle which comprises a nozzle body and an outer cover, an inner circular plate is fixedly connected to the interior of the nozzle body, a rectangular adjusting hole is formed in the middle of the inner circular plate, four adjusting plates are arranged in the inner circular plate in a sliding mode, and the four adjusting plates are distributed in a circumferential array mode; movable grooves are formed in the four adjusting plates, two sealing plates are arranged in each movable groove in a sliding mode, every two adjacent sealing plates which are not located in the same adjusting plate are fixedly connected, and first notches allowing the adjusting plates and the sealing plates to slide are formed in the inner circular plate; the self-caliber of the cavitation nozzle can be adjusted, the cavitation nozzle can adapt to different scenes by changing the self-caliber of the cavitation nozzle and the style of an internal flow channel, and compared with the mode that nozzles of different models are installed in different scenes, time can be saved.

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.