32results about How to "Control spray volume" patented technology

The LC filling device for forming LC layer on substrate comprises a carrying stage for supporting substrate and a spray module above the stage fit to spray LC material to substrate.

The invention discloses a vehicle spraying device with the spraying amount convenient to control, and relates to the technical field of automobile maintenance equipment. A first guiding rod is fixedlyarranged on a support, and a sliding block is slidably arranged on the first guiding rod; a mounting frame is fixedly arranged on the sliding block, and a screw nut is fixedly arranged on the lower surface of the sliding block; a screw rod is arranged in the screw nut in a threaded manner, and a gearbox is fixedly arranged on the support; a transmission rod is fixedly arranged on the output shaftof the gear box; a guiding sleeve is movably arranged on the transmission rod in a sleeving manner, and a spur gear is fixedly arranged at the left end of the guiding sleeve; a transmission gear is fixedly arranged at the right end of the screw rod, the spur gear is engaged with the transmission gear, and a ring gear is fixedly arranged on the guiding sleeve; and by controlling the traveling speed of a spray gun, the spraying amount per unit area is controlled, the vehicle spraying device can be cooperatively used with equipment such as an existing spray gun, and the equipment updating cost is low.

The invention relates to a bromomethane impurity removal process adopting weak base, which belongs to the field of bromomethane purification. The process comprises the following steps: step 1, introducing bromomethane into a tower from the bottom of a first absorption tower, spraying a weak base solution with the pH value of 8-10 from the top of the first absorption tower, and neutralizing bromomethane; and step 2, introducing the bromomethane obtained in the step 1 into the tower from the bottom of a second absorption tower, spraying a sulfuric acid solution from the top of the second absorption tower, and drying the bromomethane, the weak base solution being prepared from weak base and water. The process has the effects of reducing the loss rate of bromomethane and improving the impurityremoval yield of bromomethane.

The invention discloses a device of cold-storage water defrosting and deforesting water and foresting water reusing, which relates to the technical field of cold-storage defrosting. The supply pipe of tap water and a cut-off valve, the cut-off valve and a water-carrying pipe, the water-carrying pipe and a spray pipe, the spray pipe and a nozzle are all connected through screw threads; the enclosing case of an evaporator is fixedly and respectively connected with an evaporator fan, the spray pipe, an evaporator and a glass observing window through a fastener; the wind-returning passage of the enclosing case of the evaporator and a wind-returning door, the wind-feeding passage of the enclosing case of the evaporator and a wind-feeding door are all connected by a rotating shaft in a movable way; the bottom of the enclosing case of the evaporator is connected with a water-sealing drain pipe in a flange connection way; the periphery of the enclosing case of the evaporator is provided with a circulation water storing pool, and the water discharge end of the water-sealing drain pipe extends to the upper part of the circulation water storing pool. The device of the invention is applied tocold-storage defrosting with good effect, can reuse deforesting water and foresting water and the cold of frost layers, and saves water resource and electric energy.

The invention relates to the technical field of rice processing equipment, and particularly discloses a polishing device for rice production. The polishing device comprises a machine box and a feeding device, wherein a screen panel which is obliquely arranged downwards is arranged in the machine box, the upper end of the screen panel is connected with a material receiving plate which is right opposite to the feeding device, a discharging channel is formed in the position, located below the screen panel, of the machine box, two transmission rollers are arranged in the position, located above the screen panel, of the machine box, a flexible polishing belt is arranged between the two transmission rollers, a large number of polishing balls are embedded in the outer surface of the flexible polishing belt, a fixing plate fixedly connected with the inner wall of the machine box is arranged in the inner ring of the flexible polishing belt, the fixing plate is parallel to the screen panel, and a plurality of buffering pressing devices are connected to the lower surface of the fixing plate. According to the polishing device for rice production, on the premise that the rice polishing effect is guaranteed, the broken rice rate in the polishing process can be greatly reduced, and the rice polishing effect of the whole polishing device is quite excellent.

The invention relates to a lower auxiliary system and a spraying process for a mixing workshop separant. The lower auxiliary system comprises a cooling section, a separant spraying section and a drying section which are arranged in sequence, wherein each of the cooling section, the separant spraying section and the drying section is provided with a conveying device; the cooling section comprises a cooling pond and a first draught fan arranged at the discharging end of the cooling pond; the drying section is provided with a second draught fan; and the separant spraying section comprises a separant pond, wherein the separant pond comprises a separant pond body, the outside of the separant pond body is sleeved by a condensed water jacket, a condensed water inlet and a condensed water outlet are formed in the condensed water jacket, an ultrasonic generator is arranged in the separant pond body, and separant nozzles are respectively arranged above and below the separant pond. Three rows of separant nozzles are arranged above the separant pond, three rows of separant nozzles are arranged below the separant pond, and three separant nozzles are arranged in each row. A graphene oxide water solution is suitable for use as a separant, so that the cost can be reduced, and the separating effect can be improved.

The invention belongs to the field of biological analysis and micro-manufacturing, and discloses a spray-assisted high-throughput droplet array rapid preparation device, which includes from top to bottom: an aerosol droplet generating device for atomizing liquid To form aerosol droplets, specifically, it is formed by connecting the atomizer and the base; the aerosol droplets restrict the settling channel, which is used to restrict the settlement and diffusion area of ​​the aerosol droplets, so that the settlement of the droplets and the collection area are controlled; the droplet collection interface is used to accept the droplets obtained after settling, and collect the droplet array. And it may be preferred to keep the droplets in air for at least seven days by means of a temperature differential supply assembly. The present invention can effectively solve the problems of liquid droplet array preparation, control and further storage by improving the arrangement of each component in the device and the corresponding working mode, and is a spray-assisted ultra-high-flux liquid droplet array ultra-fast forming device.

The invention discloses an industrial ceramic dust removal device, which comprises a tank body, a filtering mechanism and a pneumatic spraying mechanism. The filtering mechanism is arranged in the inner cavity of the tank, and divides the inner cavity of the tank into a first cavity and a second cavity; the pneumatic spraying device includes a pneumatic component and a spraying component. Among them, the pneumatic components include pressure gauges and controllers; the spray components include water inlets, spray pipes, and quick-cut valves. The industrial ceramic dust removal device with this structure, the filter mechanism is sealed and connected with the inner wall of the tank, there is no gap, and the dust removal efficiency is high; the dust or glaze on the filter mechanism is automatically removed through the linkage of the pneumatic component and the spray component, realizing continuous operation and equipment utilization. High efficiency and large production capacity; and according to the degree of dust or glaze deposition on the filter mechanism, the opening of the quick-cut valve can be controlled in real time, saving spray liquid and reducing dust removal costs, especially suitable for dust contained in dusty gas at different times Or the case of uneven glaze concentration.

The invention relates to the technical field of floor processing equipment, in particular to a vacuum adsorption type floor painting equipment. A vacuum adsorption type floor painting equipment, comprising a frame, a floor transmission mechanism arranged on the frame, a plurality of painting mechanisms symmetrically arranged on the frame on both sides of the floor transmission mechanism in the transmission direction, and A paint liquid recovery mechanism connected to the paint spraying mechanism; each of the paint spraying mechanisms includes a paint spray mold, a height adjustment member for adjusting the height of the paint spray mold, and a horizontal position adjustment member for adjusting the distance between the paint spray mold and the floor ; The floor transfer mechanism includes a long-side floor spraying transfer mechanism and a floor short-side spraying transfer mechanism, and a transfer transition part is arranged between the floor long-side spraying transfer mechanism and the floor short-side spraying transfer mechanism. The invention can automatically control the amount of paint spraying, and draw back the excess paint for reuse, which not only protects the environment, but also improves the spray painting effect of the floor.

The invention discloses a method and a device for coupling treatment of desulfurization wastewater zero discharge and flue gas white elimination for a coal-fired power plant. The method comprises thefollowing steps that (1) feeding desulfurization wastewater into a water outlet tank to adjust the total water inlet amount of the desulfurization wastewater, and pumping the wastewater into a concentration tank through a water inlet pump, wherein a water collecting pipe is inserted deeply into the concentration tank by at least 1.2 m to prevent flue gas from being poured into the concentration tank; (2) pumping the wastewater in the concentration tank into a spraying device positioned in a vertical flue: (3) enabling sprayed liquid drops to be in direct contact with the low-temperature flue gas behind the electric precipitator for heat exchange, enabling evaporated wastewater steam to enter a desulfurizing tower along with the flue gas, and enabling unevaporated wastewater to enter the concentration tank again; and 4) filtering and separating the solid-liquid mixed salt solution at the bottom of the concentration tank through a membrane separation system, feeding the filtrate back tothe concentration tank again, and transporting the crystallized mixed salt outside for landfilling. The device comprises an air pre-heater, an electric dust remover, a concentration spraying part, anabsorption tower, a chimney, a dehydration system, a water outlet tank, a microfiltration separation system and a computer control system.

The invention discloses a high-yield fuel cell catalytic electrode coating production method and equipment thereof. The method includes the following steps: S1. Add solid catalyst particles and perfluorosulfonic acid resin solution into deionized water and low-boiling alcohol A kind of solvent and slow drying agent, disperse and defoam to obtain catalyst slurry; S2, select the first preset process to apply to one side of the proton exchange membrane, and completely dry to form catalytic layer A; S3, apply catalyst slurry on on the support, and make it through multi-channel functionalized spraying treatment to form a support complex with a gel state layer; S4, hot-press the support complex with a gel state layer and the other side of the proton exchange membrane Transfer, transfer the gel state layer on the support complex to the other side of the proton exchange membrane to obtain a catalytic electrode; the membrane electrode of the present invention solves the swelling of the proton exchange membrane and the removal of the catalytic layer by means of hot pressure transfer during the preparation process. Problems such as falling, and the yield is high, and the electrochemical performance of the catalytic layer is excellent.

The invention provides a road roller spray liquid control method, a system, a road roller and a readable storage medium. Wherein, the method includes: when the liquid spraying device is turned on, obtaining the running speed of the road roller and the number of compaction times of the road roller in the preset road area where the road roller is located; adjusting the speed of the liquid spraying device according to the number of compaction times and the running speed Spray volume. On the one hand, the automatic liquid spraying device does not need to manually apply water or oil to the machine, which reduces labor costs. Most importantly, it can greatly reduce the safety risk of oiling / watering the road roller, thereby avoiding safety accidents. On the other hand, optimizing the self-adaptive control strategy of spray volume enables the road roller to take into account the spray volume requirements of different operating speeds and construction times during the road compaction process, which greatly reduces the waste of resources while preventing the wheel from sticking to the road roller, and It can also avoid excessive liquid pollution on the road surface, thereby improving the working quality of the whole machine and reducing the cost of using the whole machine.

The invention relates to the technical field of floor processing devices, in particular to a vacuum adsorption floor paint spraying device. The vacuum adsorption floor paint spraying device includes a rack, a floor conveying mechanism arranged on the rack, a plurality of paint spraying mechanisms which are symmetrically arranged on rack and positioned on two sides of the conveying direction of the floor conveying mechanism, and a paint recovery mechanism connected to the paint spraying mechanisms; each paint spraying mechanism includes a paint spraying die, a height adjustment member for adjusting the height of the paint spraying die, and a horizontal position adjustment member for adjusting the distance between the paint spraying die and the floor; and the floor conveying mechanism includes a floor long edge paint spraying conveying mechanism and a floor short edge paint spraying conveying mechanism, wherein a conveying transition part is arranged between the floor long edge paint spraying conveying mechanism and the floor short edge paint spraying conveying mechanism. The vacuum adsorption floor paint spraying device can automatically control the paint spraying amount, can reuse excess paint, can protect the environment, and can improve the paint spraying effect of the floor.

The invention relates to a tunnel dust removal vehicle, which includes a vehicle body, which is equipped with a tunnel surface spray mechanism, a suction mechanism, electrostatic dust removal equipment and a spray mechanism; the tunnel surface spray mechanism includes a rigid water pipe, and one end of the rigid water pipe passes through the first A water pump is connected to the water tank, and the other end is connected to one end of the flexible water pipe. The rigid water pipe is fixed with a first telescopic part, the first telescopic part is connected to the flexible water pipe, and the other end of the flexible water pipe is provided with a nozzle; the suction mechanism includes a rigid suction pipe , one end of the rigid suction pipe is connected to the inlet of the electrostatic precipitator, the other end is connected to the flexible suction pipe, the flexible suction pipe is fixed with a suction fan, and the flexible suction pipe is connected to the second telescopic part; The casing connected to the outlet, the water tank is arranged inside the casing, and a plurality of spray pipes are arranged in the casing, the spray pipes are connected with the water tank through the second water pump, and the spray pipes are provided with atomizing nozzles, the dust removal effect of the tunnel dust removal vehicle of the present invention is good .