32results about How to "Control the amount of ejection" patented technology

The invention provides an emulsification device and an emulsification method. The emulsification device comprises a water tank, an emulsifier dispensing tank, a water pipe, an emulsifier conveyer pipe, a proportioner, an emulsifier pump and a transfer pump. The water tank is communicated with the proportioner through the water pipe. The emulsifier dispensing tank passes through the emulsifier pump through the emulsifier conveyer pipe to be communicated with a water distribution pipe of the proportioner. The emulsifier conveyer pipe is vertically inserted into the water distribution pipe in the inflow direction. An outlet end is positioned at the middle-lower part of the water distribution pipe, and diameter of the outlet end is small. An outlet of the proportioner is communicated with the transfer pump. Height in the vertical direction of the water tank and the emulsifier dispensing tank is higher than height of the proportioner. By the emulsification method, a uniformly-mixed emulsion can be prepared continuously. By the device and the method, continuous emulsification is realized, and the emulsification effect can reach the level of an emulsification homogenizer in the prior art. The device and the method have efficiency and emulsification quality, and have a good application prospect.

The invention relates to the technical field of medical instruments, in particular to an automatic disinfection robot for ground of medical department. The automatic disinfection robot comprises a walking device, an alarm device and a disinfection device, the walking device is a disc-shaped robot, and the walking device is composed of a chassis walking vehicle, a middle end supporting disc and a top disc which are sequentially installed from bottom to top; the disinfection device comprises a uniform disinfection assembly and a baffle, the uniform disinfection assembly comprises a liquid supply mechanism, a liquid spraying mechanism and an air blowing fan. According to the automatic disinfection robot for the ground of the medical department, through cooperation between the walking device and the disinfection device, automatic and comprehensive disinfection of the ground of the medical department is achieved, and through blocking of the baffle on obstacle; the obstacles cannot be contaminated by disinfectant, the disinfectant only disinfects the floor, the disinfectant is evenly smeared through a liquid spraying mechanism and the air blowing fan, and even smearing of the disinfectant is guaranteed while the floor is comprehensively disinfected.

The invention relates to automatic equipment, in particular to automatic equipment for laser cutting of a belt. The fully automatic equipment for the laser cutting of the belt comprises a laser device, a water spraying mechanism, a traction mechanism, a material conveying mechanism, a working table and a bracket, wherein the working table is fixedly connected to the bracket; the traction mechanism is fixedly connected to the working table; the material conveying mechanism is fixedly connected to the working table; the water spraying mechanism is fixedly connected to the bracket; the laser device is fixedly connected to the bracket; the laser device is located above the working table. Due to the cooperative operation of the water spraying mechanism, the traction mechanism and the material conveying mechanism, the operations such as stretching, cutting and material falling are repeatedly performed so as to fully automatically realize automatic laser cutting of the belt and control the laser cutting effect of the belt; and therefore, the production efficiency and the quality of a product are improved.

The invention discloses a method and equipment for laser cladding of a heavy rare earth wire on the surface of neodymium iron boron, relates to the technical field of manufacturing of permanent magnet materials, and is mainly used for solving the problems that an existing method for coating the surface of a neodymium iron boron permanent magnet material with heavy rare earth elements is complex in process and uneven in distribution of the heavy rare earth elements. The method comprises the following steps of: S1, pretreating a neodymium iron boron permanent magnet material; S2, introducing the material into a vacuum chamber and a transition chamber; S3, guiding the treated material into a coating chamber, and coating a wire containing heavy rare earth elements by laser; and S4, performing cooling. The equipment structurally comprises a conveyor belt, and an acidification pool, an isostatic pressing chamber, a vacuum chamber, a transition chamber, a coating chamber and a cooling chamber which are sequentially arranged along the conveyor belt. According to the method and equipment for laser cladding of the heavy rare earth wire on the surface of the neodymium iron boron, the surface of the neodymium iron boron permanent magnet material can be uniformly coated with the heavy rare earth element by using a laser coating method, and meanwhile, the preparation process is also simplified.

The invention discloses a medical waste treatment device with disinfection and sterilization functions, which belongs to the technical field of medical waste treatment, and comprises a shell and a cover plate, the upper surface of the shell is provided with the cover plate, the upper side of the cover plate is provided with a top plate, the top plate is provided with a medicine spraying mechanism, and one end of the medicine spraying mechanism penetrates through the cover plate and extends into the shell; the lower surface of the medicine spraying mechanism is fixedly connected to the upper surface of the cover plate through a lifting mechanism. According to the device, the medicine spraying mechanism is arranged, a large amount of disinfectant is input into a coil pipe through the hard pipe, then the disinfectant is completely sprayed out through the spraying holes, at the moment, the coil pipe rotates to evenly throw out the disinfectant, the even spraying area of the disinfectant is enlarged, and the even spraying and disinfecting effects are improved; the lifting mechanism can be used for controlling the top plate to move up and down to adjust the position of the coil pipe, so that the coil pipe moves to different positions to achieve different spraying effects.

The invention discloses a multi-head discharging device of a wet spraying machine. The multi-head discharging device comprises a main pipe communicating with a concrete conveying pipeline, the main pipe is fixedly provided with at least three branch pipes communicating with the main pipe, an air-material mixer is arranged at the discharging end of each branch pipe, and the included angle alpha between the central axis of each air-material mixer and the central axis of the corresponding branch pipe. Each air-material mixer comprises an air inlet and a discharge outlet, wherein the air inlet and the discharge outlet are formed in the two ends of the air-material mixer in the axial direction correspondingly, a feed inlet is formed in the position, located between the air inlet and the discharge outlet, of the air-material mixer, and the feed inlet of the air-material mixer is connected with the discharging end of the corresponding branch pipe. Each branch pipe is provided with a flow adjusting structure. The air-material mixers can be freely and flexibly switched and the concrete spraying amount can be controlled according to the required amount of working hours and working conditions, and production diversification requirements of users are met.

The invention discloses a wet spraying machine double-head discharging device. The wet spraying machine double-head discharging device comprises a main pipe communicating with a concrete conveying pipeline. Two branch pipes communicating with the main pipe are fixedly arranged on the main pipe, the two branch pipes and the main pipe form a Y-shaped structure, air-material mixers are arranged at discharging ends of the branch pipes correspondingly, and the included angle alpha between the central axis of each air-material mixer and the central axis of the corresponding branch pipe is an acute angle; each air-material mixer comprises an air inlet and a discharging port which are formed in the two ends of each air-material mixer correspondingly in the axial direction, a feeding port is formed in the position, between the air inlet and the discharging port, of each air-material mixer, and the feeding port of each air-material mixer is connected with the discharging end of the corresponding branch pipe; and the two air-material mixers are distributed in a V shape, the discharging ports of the two air-material mixers are both located at one end of a flaring, and flow adjusting structures are arranged on the branch pipes correspondingly. According to the wet spraying machine double-head discharging device, the air-material mixers can be freely and flexibly switched to control the concrete spraying amount according to the demand quantity of man-hours and working conditions, and the requirement for diversified production of users is met.

The invention discloses a powder spraying device capable of achieving pressure relief and accurately controlling the spraying amount. The powder spraying device comprises a machine base. A dividing part is arranged in the middle of the machine base, and the interior of the machine base is divided into a stock bin and a mixing bin. A blanking opening is formed in the dividing part and is connectedwith the stock bin and the mixing bin. An inserting groove is formed in the dividing part in the horizontal direction, a sliding quantitative baffle is arranged in the inserting groove, and a quantitative opening is formed in the sliding quantitative baffle. A pull rod is arranged at the tail end of the sliding quantitative baffle, a high-pressure air inlet pipe is arranged on the side edge of themixing bin and connected with an air distributing part, and the air distributing part is provided with an air spraying pipe and a constant-pressure pipe. The air spraying pipe is inserted into the mixing bin, and the constant-pressure pipe is connected with the top of the stock bin. A molten aluminum pool is formed in the side edge of the mixing bin, the mixing bin is provided with an extending graphite pipe, and the graphite pipe is inserted into the molten aluminum pool. The spraying amount of a refining agent can be rapidly and accurately controlled, it is guaranteed that the concentrationof a sprayed gas-powder mixture is continuous and stable, and the conveying of the refining agent can be suspended when a spray rod is blocked.

The invention provides a metal rubber-based multifunctional cleaner, which comprises a shell as well as a scrubbing module, a liquid spraying module and a control module which are arranged on the shell, wherein the tail of the shell is provided with a hand-held rod, and the head of the shell is provided with the scrubbing module; the scrubbing module comprises a brushing disc and a brushing disc motor, and the liquid spraying module is adjacent to the scrubbing module; the liquid spraying module comprises an atomizing spraying mechanism, a liquid storage mechanism and a sensor, and the atomizing spraying mechanism is connected with the liquid storage mechanism and the spraying direction thereof faces the surface to be cleaned; the working mode of the liquid spraying module comprises a manual mode and an automatic mode; when the working mode of the liquid spraying module is the automatic mode, a liquid outlet of the atomizing spraying mechanism is monitored by the sensor, if the liquidoutlet is close to the surface to be cleaned, the atomizing spraying mechanism is started by the sensor to spray a mist cleaning liquid to the surface to be cleaned; the product is light in weight, convenient to carry, and is not easy to destroy the surface appearance of a wall body when in work.

The invention provides a handheld accurate and quantitative paint make-up device for railway component maintenance, and belongs to the technical field of railway component handheld paint make-up devices. The handheld accurate and quantitative paint make-up device comprises a shell, center bags are arranged in the shell, conical rollers corresponding to the center bags are evenly connected to the interior of the shell in a sliding manner, and limiting layers are arranged between the center bags and the conical rollers; and the upper faces and the lower faces of the center bags are both connected with adjusting discs, fixed discs are movably connected between the adjusting discs and the shell, and adjusting belts are connected between the adjusting discs. According to the handheld accurate and quantitative paint make-up device for railway component maintenance, adjusting rings are used for driving the conical rollers on the adjusting rings through telescopic rods, and the combined effect of the center bags, a conversion chamber, the adjusting belts and the adjusting discs is combined, so that the paint spraying-out amount can be more accurately controlled, the paint make-up accuracy, convenience and quality of railway components are greatly improved, and meanwhile, the paint make-up aesthetic degree and the functionality of other required characteristics are correspondingly improved.

The invention belongs to the technical field of spectral decomposition, and specifically relates to a photoelectric direct-reading spectrometer. The photoelectric direct-reading spectrometer comprisesa main frame body, a partition plate, a spectrometer body, a rotary heating mechanism, a heat preservation mechanism and a stirring mechanism; the partition plate is fixedly connected to the two sides of the upper end of inside of the main frame body; the partition plate is arc-shaped, the lower end of the interior of the partition plate is filled with an asbestos layer, and the rotary heating mechanism is arranged below the partition plate; the spectrometer body is fixedly installed at the upper end of the asbestos layer; the rotary heating mechanism comprises an air jet hole, a rotary furnace, a No.1 flintstone, a No.2 flintstone, a connecting rod, a motor, a bevel gear, a No.1 straight gear and a No.1 rotating column; and the air jet hole is fixedly installed at the lower surface of the outer end of the partition plate, and the rotary furnace is arranged below the air jet hole. The photoelectric direct-reading spectrometer provided by the invention is mainly used for solving the problem that a large amount of heat energy waste and fuel waste are caused due to the fact that the temperature of a dissolving furnace in the prior art is kept consistent when different metals are dissolved, and the temperature cannot be freely switched according to the melting temperature of the metals.

The invention provides a droplet gas disinfection device for preventing infectious diseases and a method thereof, and belongs to the technical field of medical epidemic prevention equipment.The droplet gas disinfection device for preventing the infectious diseases comprises a conveying mechanism, an adjusting mechanism and a movement mechanism, the conveying mechanism comprises a barrel, at least two conveying assemblies, a first connecting shaft, a second connecting shaft, a first motor and a second motor, a conveying cavity is formed in the barrel, the two conveying assemblies are arranged in the conveying cavity, the two conveying assemblies are connected through the first connecting shaft and the second connecting shaft respectively, and the first motor and the second motor are arranged in the conveying cavity. The first motor and the second motor are both arranged on one side of the other conveying assembly. A seventh motor is electrified to drive a driving shaft and enable a third bevel gear to rotate, a rotating shaft and two third gears are driven to rotate through a fourth bevel gear, and a cam type tooth block can drive an atomizing nozzle to turn over, so that the atomizing nozzle can adapt to a complex environment through multi-angle adjustment.

The invention discloses a method and device for fused deposition of heavy rare earth elements on a neodymium-iron-boron surface resistance wire, relates to the technical field of permanent magnet material manufacturing, and mainly aims to solve the problems that an existing method for deposition of heavy rare earth elements on the surface of a neodymium-iron-boron permanent magnet material is complex in process and uneven in distribution of the heavy rare earth elements. The method for fused deposition of the heavy rare earth elements on the neodymium-iron-boron surface resistance wire comprises the following steps that S1, a neodymium-iron-boron permanent magnet material is pre-treated; S2, the neodymium-iron-boron permanent magnet material is introduced into a vacuum chamber and a transition chamber; S3, a resistance wire melting nozzle melts the wire containing the heavy rare earth elements and deposits the wire on the surface of the neodymium-iron-boron permanent magnet material; and S4, cooling is carried out. The device for fused deposition of the heavy rare earth elements on the neodymium-iron-boron surface resistance wire structurally comprises a conveyor belt, and an acidification pool, an isostatic pressing chamber, a vacuum chamber, a transition chamber, a fused deposition chamber and a cooling chamber are sequentially arranged along the conveyor belt. According to the method and device for fused deposition of the heavy rare earth elements on the neodymium-iron-boron surface resistance wire, the heavy rare earth elements can be uniformly deposited on the surface of the neodymium iron boron permanent magnet material through the fused deposition method of the resistance wire, and meanwhile the preparation process is further simplified.

The invention relates to the technical field of perfume bottles, in particular to a pressing type temperature-sensitive color-changing perfume bottle. The pressing type temperature-sensitive color-changing perfume bottle comprises a first glass layer, a color-changing layer and a pressing device; the pressing device is arranged at the top of the first glass layer; a water outlet pipe is arranged at the bottom of the pressing device and extends into the perfume bottle; the color-changing layer is arranged on the inner side of the first glass layer; a heat insulation layer is arranged on the inner side of the color-changing layer; and a second glass layer is arranged on the inner side of the heat insulation layer. With the arrangement of the heat insulation layer, a perfume in the perfume bottle is prevented from being volatilized due to excessive external temperature; with the arrangement of a flow controller, the spraying amount of the perfume can be effectively controlled and unnecessary waste is reduced; with the arrangement of the color-changing layer, the perfume bottle has a color-changing function, so that the perfume bottle appears more dazzling under the irradiation of light, and the attention of the perfume bottle is improved.

The invention relates to a dust removal device and a method for manufacturing the same. The dust removal device comprises an aerosol tank, the aerosol tank comprises a cylinder and a valve, the valve is arranged on the cylinder, propellants and adsorption materials are filled in the cylinder, and the adsorption materials include one or a few of nonwoven fabrics, fluff pulp, wood pulp cotton, broken cotton velvet, cotton gauzes, toilet paper, cotton rags, vermiculite powder and expanded perlite powder. The adsorption materials adsorb all or most of the propellants, liquid propellants cannot flow out and can be sprayed in any directions, and the spray quantity can be effectively controlled. Besides, the method for manufacturing the dust removal device is simple and is easy to implement.

The invention provides a presswork dampening device. The device comprises supports, a motor, a main rotary shaft, an auxiliary rotary shaft, a steam generator, a water inlet pipe and a conveying belt.A water inlet valve is arranged on the water inlet pipe. The motor drives the main rotary shaft to rotate, and accordingly, the auxiliary rotary shaft is driven. The presswork dampening device further comprises a humidity sensor used for detecting presswork humidity. The steam generator is provided with a plurality of air guide pipes. A regulating valve is arranged on each air guide pipe. An exhaust pipe is arranged on the air guide pipes in a communicating mode and perpendicularly arranged below the conveying belt. A plurality of air spray holes are formed uniformly in the upper portion of the exhaust pipe. According to the presswork dampening device, since the humidity sensor is arranged, a steam control module and a time adjusting button are arranged in the steam generator, the steam spray-out amounts can be effectively controlled, the paper presswork dampening effect is made better, the paper presswork yield is greatly increased, the production efficiency is improved, and the production cost is lowered.

The invention discloses a solid wood furniture paint spraying device, and relates to the technical field of solid wood furniture paint spraying. The solid wood furniture paint spraying device comprises a lower support, an electric control box, an upper support and a paint spraying assembly, wherein the electric control box is fixed to the side face of the lower support and used for controlling operation of the device; the upper support is fixed to the upper end face of the lower support, and a top plate and a bottom plate are fixed to the upper end and the lower end of the upper support correspondingly; transparent plates are arranged on the periphery of the upper support and used for observing sprayed paint in real time, and the transparent plate on one side can be opened and closed and used for allowing solid wood furniture to get in and out; and the paint spraying assembly is rotationally arranged between the top plate and the bottom plate and used for spraying paint to the solid wood furniture and drying the solid wood furniture. According to the solid wood furniture paint spraying device, the solid wood furniture can be dried while being sprayed with paint through the paint spraying assembly, the paint spraying efficiency is improved, the sagging phenomenon generated during paint spraying is further prevented, and the paint spraying quality is improved.

The invention provides an automatic particle emulsification device and a preparation method of emulsified particles. The automatic particle emulsification device comprises a tank A, a tank B, particle generators, retainer rings, a liquid level sensor, a circulating pump and a delivery pump. The upper part or top of the tank A is provided with two particle generators. The retainer ring is arranged around each of the two particle generators. The upper part or top of the tank B is also provided with a particle generator. The bottom of the tank is provided with two water outlets, wherein one water outlet is communicated to an inlet of a static mixer tube A after passing through the circulating pump. An outlet of the static mixer tube A is communicated with a particle generator. The other water outlet is communicated to the particle generator of the tank B after passing through the delivery pump. The liquid level sensor is arranged in the tank A and can detect liquid level in the tank A at any time. The device and the method of the invention have advantages of high efficiency, high stability of the prepared particle system, good uniformity and small particle size.

The invention provides a hydraulic system, a construction machine, a hydraulic control method, and a computer storage medium. The hydraulic system of the present invention returns working oil discharged from an actuator to the tank via an oil cooler. The hydraulic system includes: a throttle; a flow path that connects the throttle and the tank via an oil cooler; a discharge flow path that connects the throttle and the tank; and a switching valve that switches the flow direction of the working oil according to the negative control pressure generated by the throttle. When the negative control pressure generated by the throttle is equal to or higher than the reference, the switching valve causes the hydraulic fluid to flow through the flow path. When the negative control pressure is less than the reference, the switching valve blocks the inflow of hydraulic fluid from the throttle to the flow path, and allows the hydraulic fluid to circulate to the drain flow path.