83results about How to "Guaranteed Spraying" patented technology

Provided is a steel tube rust removal device with the automatic paint spraying function. When a control cabinet controls the whole device to operate, a second motor drives a steel tube to rotate while driving a rotary clamping base to rotate, rust removal and polishing are carried out on the inner wall and the outer wall of the steel tube at the same time through an inner wire wheel, an inner polishing wheel, an outer wire wheel and an outer polishing wheel, and a rack and a gear of a first motor are in transmission to control a first paint can, the outer wire wheel and the outer polishing wheel to move horizontally to carry out rust removal, polishing and paint spraying on the outer wall of the whole steel tube evenly, wherein the outer wire wheel and the outer polishing wheel are installed on the first paint can. Meanwhile, a screw rod is driven by a guide wheel and a third motor to rightwards rotate and move, and the rotation direction of the screw rod is opposite to the rotation direction of the steel tube. By means of rust removal and polishing carried out through the inner wire wheel and the inner polishing wheel, spraying on the inner wall of the steel tube through an inner spray gun is ensured. By means of the automatic rust removal and spraying device, harm to physical health of staff by rust and dust is avoided. Meanwhile, due to timely spraying, later corrosion and manpower resource waste caused when the machining time of the steel tube is too long can be prevented.

The invention relates to a glue spraying processing technology in the micro electro mechanical system process, in particular to a glue spraying processing device used in the semiconductor manufacturing process, and the device formed by uniformly coating photoresist or a protection isolation layer on the wafer surface which is rough or is provided with deep holes, is applicable to three-dimensional packaging in the semiconductor field. A linear actuator is arranged above the unit base surface of the glue spraying processing device, the linear actuator is provided with a nozzle used for spraying glue onto a wafer, and the unit base surface is provided with a wafer carrying platform used for placing the wafer. The device is not only applicable to common photoinduced corrosion inhibitors but also applicable to photoinduced corrosion inhibitors with higher viscosity, the viscosity of the photoinduced corrosion inhibitor with higher viscosity can be reduced by diluting and blending, the photoinduced corrosion inhibitor is uniformly sprayed onto the wafer surface which is rough, and process requirements of the wafer to be processed are ensured.

The invention discloses a spraying device for an automobile sheet metal part, and relates to the technical field of automobile sheet metal part processing. The spraying device comprises a device pedestal, a controller, a servo motor, a planetary gear transmission mechanism, spraying components, lead screw transmission assemblies and electric clamping claws, wherein the device pedestal consists ofa bottom plate, stand columns and a waste box; the controller is fixedly mounted at the side ends of the stand columns; the servo motor is fixedly mounted on the center of the bottom plate; the planetary gear transmission mechanism consists of a planet carrier, a gear ring, a solar wheel and planet wheels; the center of the solar wheel is fixedly connected with the output shaft of the servo motor;the planet wheels are in engaged connection with teeth of the solar wheel, and are also in engaged connection with teeth of the gear ring; fixed lugs are symmetrically arranged outside the gear ring;the lead screw transmission assemblies are fixedly mounted on the fixed lugs; each spraying component consists of a liquid pump liquid storage box, a hose and a spray head; and the electric clampingclaws are symmetrically and fixedly mounted at the upper end of the waste box. The spraying device for the automobile sheet metal part disclosed by the invention is used for simultaneously spraying the two side surfaces of the automobile sheet metal part, greatly improves spraying efficiency, and guarantees spraying quality.

The invention provides a drum type cullet cleaning system and relates to an industrial cleaning system. Through designing a drum, an internal spiral lifting and propelling device and a spraying device, the cullet cleaning system provided by the invention is green and environment-friendly and is thorough in cleaning. The drum type cullet cleaning system comprises the drum, an internal spiral propelling device, a material lifting board, a high-pressure circulating water spraying pipe I, a high-pressure circulating water spraying pipe II, a plurality of spraying nozzles, a water pump, a material inlet, a material outlet, an annular toothed ring, a circular track I, a circular track II, a drum bracket, a carrier roller, a water collecting sump, a flow guiding groove, a precipitating overflow tank impurity zone and a precipitating overflow tank clean water zone, wherein the internal spiral lifting and propelling device comprises the internal spiral propelling device and the material lifting board and is used for providing axial and circumferential tumbling motion for a material to be cleaned; and the spraying device comprises the high-pressure circulating water spraying pipe I, a plurality of spraying nozzles of the high-pressure circulating water spraying pipe I and the high-pressure circulating water spraying pipe II and is used for providing circulating spraying water with certain pressure for the material to be cleaned, and the circulating spraying water forms a specific spray cleaning area through the spraying nozzles of the spraying pipe I.

The invention discloses a ductile cast iron pipe spraying device capable of automatic positioning and 360-degree adjustment in the technical field of ductile cast iron pipe spraying. The ductile castiron pipe spraying device comprises a base and a ductile cast iron pipe body, wherein a fixing seat is welded on the top right side of the base, the top of the fixing seat is provided with a groove, afirst motor is fixedly connected in the groove, a driving wheel is sleeved on the power rotating shaft of the first motor, and the top of the driving wheel is connected with a purification assembly.Both ends of the ductile cast iron pipe body are connected with clamping assemblies. By providing a driving assembly, it is convenient to push a bearing seat away from the ductile cast iron pipe bodyafter spraying, and can also drive a pallet to move upward such that the pallet can support the ductile cast iron pipe body in time when the left clamping assembly will not support the ductile cast iron pipe body, so as to facilitate the safe removal of the ductile cast iron pipe body after spraying.

The invention discloses bi-directional plank paint spraying equipment for building construction. The bi-directional plank paint spraying equipment comprises a bottom plate. The upper side of the bottom plate is provided with a connection frame. The lower ends of the left side and the right side of the connection frame are provided with supporting plates. The upper sides of the supporting plates are provided with stirring cavities. The inner sides of the stirring cavities are provided with liquid draining pipes, the upper sides of the liquid draining pipes are provided with first connection pipes, and telescopic rods are arranged between each liquid draining pipe and the corresponding first connection pipe. The inner side of each telescopic rod is provided with a clamping block. Second motors are arranged at four corners of the top end inside the connection frame. The lower sides of the second motors are provided with first lead screws. The upper end and the lower end of each first leadscrew are provided with first sliding blocks. Connection plates are arranged between the first sliding blocks. The left end and the right end of the inner side of each connection plate are provided with sliding grooves. A third motor is arranged on the rear side of each sliding groove. The front side of each third motor is provided with a second lead screw. Each second lead screw is provided witha second sliding block. Connection rods are arranged between the second sliding blocks. The inner sides of the connection rods are provided with spray heads. The front sides of the spray heads are provided with second connection pipes. The bi-directional plank paint spraying equipment for building construction can effectively and conveniently carry out rapid paint spraying, and in this way, the working efficiency of the equipment can be effectively improved.

The invention discloses a shell spray-coating production line equipment for computer production. By arranging spray-coating stations and a feeding station, automatic feeding and spray-coating can be achieved, and comprehensive spray-coating can be achieved without turn-over during spray-coating. A baking lamp set is directly used for baking, and the production efficiency is guaranteed. A feeding robot is movably arranged on the feeding station in the length direction of the feeding station, and the feeding robot can transfer and feed computer production shells stored in a storage bin to clamping and positioning mechanisms corresponding to the spray-coating stations, and the length direction of the feeding station is parallel to the arrangement direction of all the spray-coating stations. Space utilization is effectively guaranteed, and the production efficiency is improved.

The invention relates to the technical field of agricultural machinery and especially relates to a piece of agricultural mechanical equipment applied to insecticide sprinkling. The agricultural mechanical equipment applied to the insecticide sprinkling is controlled by a control device, the distance between a bearing table face and the ground can be adjusted, and the equipment is applicable to sprinkling for various types of crops; a tilt angle sensor can be used to measure a tilt angle between the device and the ground, so that a supporting frame of the sprinkling device can be adjusted, and a sprinkling angle can be ensured; and a flow sensor can be used to control an insecticide liquid sprinkling amount of the sprinkling device, so that a utilization rate of an insecticide liquid can be ensured.

The invention discloses an epoxy floor construction robot. The robot comprises a robot driving chassis, a feeding device, a floating coat assembly, a laser transmitter assembly, a bottom coat and surface coat assembly and a bottom spray and surface spray assembly, the bottom spray and surface spray assembly, the feeding device, the floating coat assembly, the bottom coat and surface coat assemblyand the bottom spray and surface spray assembly are installed on robot driving chassis, and the motor is electrically connected with the robot driving chassis. The robot driving chassis is a driving,navigation, control, planning and power supply assembly and has the functions of driving walking, path planning, navigation, coordination control and electric quantity supply and distribution; the feeding device is used for coordinately controlling the discharge amount of the coating slurry in the feeding device; and the middle coating assembly, the bottom coating and top coating assembly and thebottom spraying and top spraying assembly are used for spraying slurry. The epoxy terrace construction robot greatly reduces injuries to workers, improves the product quality and has the advantages ofbeing low in cost, high in safety, high in recognition precision and high in efficiency.

The invention discloses an electrostatic spraying device for clothes hangers. The electrostatic spraying device comprises a spraying room (1), a feeding port (1.1) and a discharging port (1.2). The electrostatic spraying device is characterized in that clothes hanger hanging rods (2) for hanging the clothes hangers (2.1) are arranged in the spraying room (1) and placed at the bottom of a rotating rail (7), the rotating rail (7) is connected with a direction rotating control box (3) through a control line, a spraying head (4) is arranged in the middle of the rotating rail (7) and connected with spraying pipe pumps (5), and the spraying pipe pumps (5) are connected with a charging barrel. Compared with existing spraying equipment, the electrostatic spraying device has the advantages that dust is less, spraying effects are fine, and products with unsatisfactory spraying effects can be sprayed in a returning manner, so that the overall sprayed clothes hangers are excellent in effect.

The invention relates to the field of pesticides, and particularly relates to a fragrant pesticide. The fragrant pesticide comprises the components by weight parts of: 0.1-50 parts of a pesticide, 1-3 parts of daily-used essence, 1-50 parts of an emulsifying agent and 35-93.9 parts of a solvent. The fragrant pesticide provided by the invention can attract insects through fragrance, thus killing the insects.

The invention discloses an anti-corrosion spraying device for the inner wall of a wind power generation tower, and relates to the technical field of wind power generation tower production and processing. The anti-corrosion spraying device for the inner wall of the wind power generation tower comprises a machine body, wherein a controller is installed on the front surface of the machine body; a spraying mechanism arranged above the machine body and used for achieving anti-corrosion spraying of the inner wall of the tower; and a horizontal moving mechanism arranged on one side of the machine body. Through the arrangement of a cleaning and brushing mechanism, cleaning of the inner wall of the tower can be achieved, dust is prevented from being accumulated on the inner wall of the tower, and therefore anti-corrosion spraying of the inner wall of the tower is facilitated, the spraying effect is effectively improved, a coating layer is prevented from falling off, the corrosion resistance ofthe inner wall of the tower is greatly improved, the inner wall of the tower is prevented from being corroded easily, the service life of the tower is better prolonged, and normal use of the tower canbe guaranteed.

The invention relates to the field of pipe fitting machining, in particular to a spray box for plastic pipe fitting cooling and shaping machining. The spray box comprises a water box. Multiple inserting holes are symmetrically formed in the two sides of the water box. Water pipes are symmetrically and fixedly connected to the two sides of the water box. One end of each water pipe penetrates through the water box. Spray heads are symmetrically and fixedly connected to the top and the bottom of the inner side of the water box. Spray openings are formed on the inner sides of the spray heads. Theends, extending into the water box, of the water pipes penetrate through the spray heads to communicate with the spray openings. Gear grooves are formed in the top and the bottom of the inner side ofthe water box. Transmission gears are inserted in the gear grooves. The two sides of the transmission gears are fixedly connected with rolling shafts. Inserting grooves are symmetrically formed in thepositions, located on the two sides of the gear grooves, in the water box. The sides, located on the spray heads, of the rolling shafts are fixedly connected with flow guide plates. By means of the spray box, when spray cooling is carried out on a plastic pipe fitting, plastic pipe fitting deformation caused by one-way impacting of water flow is avoided, the yield of the plastic pipe fitting is increased, and the spray box is suitable for being popularized.

The invention relates to the technical field of indoor decoration, and discloses a device for solving the problem of unstable paint amount in a wall painting process. The device comprises a transfer box. According to the device, a water storage tank, a push plate, a limiting plate and a second rotary disc are used cooperatively, so that automatic transfer can be performed during paint spraying, apaint bucket does not need to be manually held by hand to walk around, and time and labor are saved; a second gear, a connecting rod, a baffle and a water outlet are used cooperatively, so that the water outlet can be automatically opened in a spraying process, the water outlet is automatically closed when not in use, the leakage of paint is avoided, the waste of the paint is reduced, and additionally, the opening time and the closing time of each time are kept consistent, so that the quantitative spraying is guaranteed; and a rotating rod, a special-shaped disc and a first gear are used cooperatively, so that two steps of automatic transferring and automatic opening and closing are linked, the linkage performance of the whole device is improved, and the operation is simple.

The invention discloses a flow instrument shell running type isolation spraying device which comprises a baking finish house, a plurality of spraying machines and spraying guns installed on the spraying machines. A spraying chamber used for containing the spraying machines is arranged on one side of the feeding end of the baking finish house, and the spraying guns on the two sides of the spraying chamber are located at the same height and oppositely arranged. Isolation boxes are arranged at the two ends of the spraying chamber and located above isolation tables, a conveying table penetrating through the tops of the baking finish house and the spraying chamber is arranged on the outer side of the baking finish house and the outer side of the spraying chamber, and a hanging piece set used for clamping and hanging a flow instrument shell is fixedly connected to the lower portion of the conveying table. The closed spraying chamber is arranged in front of the baking finish house, the spraying guns are driven by electric push rods to conduct automatic spraying, meanwhile, isolation boxes are arranged at the feeding end and the discharging end of the spraying chamber, it is guaranteed that in the process that the flow instrument shell enters the spraying chamber, paint in the flow instrument shell does not scatter outwards, and therefore a good working environment is provided for workers, the labor cost is saved for manufacturers, and the popularization value is achieved.

The invention belongs to the related technical field of sand blasting machines, and particularly relates to a sand blasting machine. The sand blasting machine comprises a stirring box and a spraying box, and is characterized in that a feeding opening is formed in the left side of the upper portion of the stirring box, a first motor is fixed to the central position of the upper portion of the stirring box, and an air compressor is arranged on the right side of the upper portion of the stirring box; discharging mechanisms are arranged at the middle position of the upper wall of the interior of the spraying box, a second telescopic air cylinder is fixedly connected to the inner wall of the right side of the spraying box, and the output end of the second telescopic air cylinder is fixedly connected with the right end of a connecting plate; and a second sliding frame is fixedly connected to the lower portion of the inner wall of the spraying box, and the second sliding frame is slidably connected with a fixing mechanism. Through the design of the fixing device, workpieces of different sizes can be clamped and fixed, the workpieces can be clamped from the outer sides of the workpieces and can also be clamped from the interiors of the workpieces, and it is guaranteed that the outer surfaces of the workpieces are sprayed without dead corners.

The invention relates to a pump type scraper head matched device. The pump type scraper head matched device comprises a first drive assembly, a second drive assembly, a sensor assembly and a controller, and further comprises an installation assembly, a guide assembly and an even number of shock absorption mechanisms. The first drive assembly is used for driving a first pressing rod to rise and fall. The second drive assembly is used for driving a second pressing rod to rise and fall. The sensor assembly is used for sensing a position signal of the first pressing rod and a position signal of the second pressing rod. The controller is connected with the sensor assembly and controls the first drive assembly and the second drive assembly. The installation assembly is used for installation of a pump type scraper head. The guide assembly plays a role in guiding horizontal installation of the pump type scraper head. The even number of shock absorption mechanisms are arranged inside a first supporting part, divided into two sets and evenly and symmetrically distributed on the two edges with a rotating shaft serving as a center line. According to the pump type scraper head matched device, a pump type scraper head can be accurately and automatically installed and controlled, solder paste can be automatically extruded and jetted, and the amount of extruded solder paste can be accurately controlled.

The invention relates to the related field of pesticide sprayers, and discloses an airflow-preventing type unmanned aerial vehicle pesticide spraying device capable of assisting in pesticide filling.The device comprises a main body box, and four propeller boxes circumferentially arranged by taking the main body box as the center are fixedly connected to the tail ends of the upper sides of the left, right, front and rear end surfaces of the main body box. Meanwhile, the rotating speed of a water pump can be adjusted in real time in cooperation with a speed adjusting cavity, so that when the rotating speed of a propeller is increased, the strength of pesticide sprayed by a mist nozzle is improved by increasing the rotating speed of the water pump, the influence of the airflow generated by the propeller on the mist pesticide is reduced, and normal spraying of the pesticide is guaranteed; when the speed is reduced, the spraying intensity of the pesticide is reduced accordingly, so that the normal flight of the device is prevented from being influenced by a counter-acting force generated by continuous high-intensity pesticide spraying, and when the pesticide is used up, a pesticide filling piston can be automatically started to move, so that the effect of assisting in supplementing the pesticide is realized, and the spraying efficiency of the pesticide is improved.

The invention discloses a watering cart route intelligent planning method based on a double-layer genetic algorithm, which adopts the double-layer genetic algorithm, the outer layer is optimization ofa service arc and a parking lot, the inner layer is optimization of a service path in each parking lot, and the method comprises the following steps: step 1, determining an optimization target and aconstraint condition; step 2, performing data preprocessing; step 3, initializing a chromosome population; step 4, performing chromosome evolution; step 5, locally searching chromosomes; step 6, performing natural selection of chromosomes; 7, decoding the optimal population; and step 8, performing reasonable distribution of routes. The running distance of the watering cart can be shortened, the spraying cost is reduced, and the spraying efficiency is improved.

The invention discloses a method and a device for spraying the surface of a bonded neodymium-iron-boron magnet. The method comprises the following steps: 1, placing a plurality of bonded neodymium-iron-boron magnets on a flat plate at equal intervals; 2, preparing spraying liquid, specifically, mixing epoxy resin paint and a diluent in proportion and stirring uniformly to form the spraying liquid;3, pressing the spraying liquid into a spray gun to form uniform spray; 4, controlling the spray gun to uniformly move, and spraying a product above the flat plate; and 5, rotating the flat plate bymultiple times, and repeating the step 4 after each time of rotation till the coating film reaches the needed thickness. A bonded neodymium-iron-boron magnet surface spraying device comprises the spray gun and the flat plate. According to the method and the device for spraying the surface of the bonded neodymium-iron-boron magnet, the problem that the surface of the bonded neodymium-iron-boron magnet is prone to oxidation and rusting is solved. the coating uniformity is ensured, and the size precision is improved; and the loss of the coating is reduced, the cost is reduced, and the coating thickness is convenient to control.

A fluid dispenser pump having: a pump body; a pump chamber; at least a first piston that slides in the pump chamber between a rest position and an actuated position so as to dispense the fluid; and a dispenser orifice; the pump chamber including an inlet valve that separates the pump chamber from a channel that extends towards a fluid reservoir, a bypass being provided between the channel and the pump chamber, the bypass being disposed upstream from the inlet valve, the bypass connecting the pump chamber to the reservoir when the piston is in its actuated position.

The invention belongs to the technical field of flying dust treatment, and particularly relates to an environment-friendly dust settling treatment method for flying dust in a building construction site. The method comprises the following steps: step 1, mounting a fence: after a construction site is determined, fixedly mounting a vertical fence along the side boundary of the construction site; step2, arranging a water pipe: connecting a water pipe from a water source, and guiding the water pipe to the fence mounted in the step 1; and step 3, spray dust removal: fixing the end of the water pipe, spraying water mist through the fence to carry out dust settling treatment, wherein the step 3 is completed through cooperation of an environment-friendly dust settling treatment device for flying dust in the building construction site. The environment-friendly dust settling treatment device for flying dust in the building construction site can be fixedly mounted on fences with different included angles, it is guaranteed that a spraying head cannot incline when water mist is sprayed, and the water mist spraying effect is guaranteed; and the spraying head can be ensured to perform reciprocating rotation spraying in the inner side area of the fence, so that the effect of spraying water mist on the inner side of the fence is improved while water source waste is avoided.

The spraying machine with a central control system has one host casing, one motor inside the casing, one booster pump driven by the motor, one water inlet with water inlet pipe and one water outlet with water outlet pipe, and one nozzle connected to the water outlet pipe. It features one two-stage filter comprising two filters connected between the water inlet and the water inlet pipe, one pressure switch between the two-stage filter and the water inlet, and one time controller between the pump and the water outlet. The spraying machine has less blocking, no-water alarm to protect the pump and the sealing members, and capacity of being remotely controlled.

The invention discloses a silicon wafer texturing and transferring device capable of ensuring that a silicon wafer is always kept wet in transferring and lifting processes to avoid the formation of water marks. The silicon wafer texturing and transferring device comprises a mounting base, wherein a turntable is arranged on the mounting base; a vertical sliding column is arranged on the turntable;a sliding table is arranged on the vertical sliding column; a first telescopic device is arranged on the sliding table; one end of the first telescopic device is fixedly connected with the sliding table, and the other end of the first telescopic device is provided with a support arm; one end of the support arm is connected with the telescopic device through a rotational joint; a second turntable is arranged below the other end of the support arm; a second telescopic device is arranged on the second turntable; a lower end of the second telescopic device is provided with a clamping jaw; a nozzleis arranged on the clamping jaw; a booster pump is arranged on the support arm; and the nozzle communicates with the booster pump. Through adoption of the silicon wafer texturing and transferring device, the occurrence of water marks can be avoided, and the quality of products is ensured.

The invention relates to the field of plant disease and insect pest prevention and control, discloses a plant disease and insect pest prevention and control method, and aims at solving the problems that in the prior art, a plant disease and insect pest prevention and control method is single in effect and reptile pests cannot be solved. The method comprises the following steps: step 1, arranging a flat open space at a proper position below a plant, and then placing a control device on the arranged open space; and step 2, preparing an insecticide for killing flying pests, filling the insecticide into a prevention and control device, then placing the pest attractant into the prevention and control device, and then connecting a channel for the reptile pests to pass through between the prevention and control device and adjacent plants. According to the device, reptile type pests and flying type pests can be attracted and killed in a physical mode at the same time, insecticide can be conveniently sprayed on plants for further pest killing, and therefore the pest control effect is effectively improved.

The invention relates to the field of aluminum profile spraying, in particular to an aluminum profile spraying production line which comprises a rotating disc type conveying table, a pre-clamping track, a spraying robot and an auxiliary spraying device. The auxiliary spraying device comprises a disc and flexible clamping mechanisms, the flexible clamping mechanisms are arranged on the periphery of the disc and can be inserted into a through opening formed in the aluminum profile so as to fix the aluminum profile, and each flexible clamping mechanism can rotate on the disc. A rotary driver used for driving the flexible clamping mechanisms to rotate is further arranged on the disc and located at the position of each flexible clamping mechanism, each rotary driver is fixed to the disc through a machine shell, and the disc can be further rotationally arranged on a rotary table. According to the aluminum profile spraying device, the flexible clamping mechanism is inserted into an aluminum profile through opening to fix the aluminum profile, so that the surface of the clamped aluminum profile can still be completely sprayed, and the spraying quality of the aluminum profile is improved.

The invention discloses a pavement maintenance device for highway construction and a using method thereof. The pavement maintenance device comprises a driving stretching mechanism and a middle fixing plate arranged on the driving stretching mechanism; first driving hydraulic cylinders which are arranged at the upper ends of the two sides of the middle fixing plate, and the first driving hydraulic cylinders are rotationally connected with the middle fixing plate through first rotating pieces; a side fixing plate which is arranged at the output rod end of the first driving hydraulic cylinder, and the side fixing plate is rotationally connected with an output rod of the first driving hydraulic cylinder through a second rotating piece; and first stretching rotating rods which are arranged at the front ends between the two side fixing plates, the number of the first stretching rotating rods is multiple, and the middles of every two adjacent first stretching rotating rods are rotationally connected through a second rotating shaft. The spraying range is adjusted according to the widths of different road surfaces, so that the utilization rate of water resources is increased, repeated spraying actions on the same road surface are reduced, and the problem of energy waste is effectively avoided.

The invention discloses an intelligent building inclination detection and early warning device. The detection early warning device comprises a mounting base and an early warning unit, wherein the mounting base is fixedly arranged at the center positions of the top ends of four side surfaces of a building with six or less floors; the four side surfaces form a rectangle, are four side edges respectively; the early warning unit is detachably mounted on the mounting base; the early warning unit comprises a shell, dye with colors, a horizontal pipe, a steel ball arranged in the horizontal pipe, a force storage impact unit and a guide pin assembly. The horizontal pipe and the foundation horizontal plane of the building are fixedly arranged in the shell in parallel; two end parts of the horizontal pipe are fixedly connected with two side surfaces of the shell; two inlets are symmetrically formed in the positions, close to openings in the two ends, of the side face of the horizontal pipe, TPUthin films are fixedly arranged at lower openings of the inlets to plug the inlets, the portion, on the outer side of the horizontal pipe, of the shell is filled with the dye, an injection hole is formed in the top of the shell, the early warning effect can be achieved, and use is convenient.

The invention relates to a municipal rainwater collecting system which comprises a collecting barrel, a filtering net, a water pump and a spraying pipe. The collecting barrel is provided with a waterinlet pipe and a water outlet pipe, the filtering net is arranged in the collecting barrel, the water pump is arranged on the water outlet pipe, and the spraying pipe communicates with the water pump.A partition plate is arranged in the collecting barrel, and the interior of the collecting barrel is divided into a separation area and a storage area through the partition plate. A stirring shaft coaxial with the collecting barrel is arranged in the separation area, and a motor used for driving the stirring shaft to rotate is arranged on the collecting barrel. Multiple first through holes communicating with the upper surface and the lower surface of the partition plate are formed in the position of a middle ring of the partition plate, and an opening and closing mechanism used for opening and closing the multiple first through holes at the same time is arranged on the partition plate. When rainwater rotates at a high speed, the opening and closing mechanism opens the first through holes,and when rainwater does not rotate at a high speed, the opening and closing mechanism closes the first through holes. By means of the scheme, the probability that the filtering net is blocked is lowered, subsequent normal spraying of rainwater is ensured, and the frequency of cleaning the filtering net of workers is further lowered.

The invention discloses a fireproof door capable of relieving fire. The fireproof door comprises a door frame and a fireproof door body. A connecting bin penetrates through one side of the top end ofthe door frame. A connecting pipe is welded to the top of the connecting bin. Rotating shafts are symmetrically embedded in the bottom of an inner cavity of the connecting bin. Sealing plates are welded to the other sides of the rotating shafts, a clamping groove is embedded in one side of the top end of each sealing plate, a clamping bolt is welded to the other side of the top end of each sealingplate, a fireproof door body is rotationally connected to the inner side of the door frame, hinges are welded to the outer side of the fireproof door body, and the hinges are welded to the door frame. The fireproof door has the advantages that the sealing plates, the clamping grooves, the clamping bolts and a smoke exhaust plate part are arranged, so that when a fire disaster occurs, generated dense smoke can be discharged in time, by means of clamping connection of the clamping grooves and the clamping bolts, the sealing plates can only be turned over towards the outer side, meanwhile, through cooperation with the smoke exhaust plate part, external fresh air is effectively prevented from entering a fire scene while smoke discharging is conducted, and therefore it is guaranteed that the internal fire behavior can be relieved.