30results about How to "Ensure spray uniformity" patented technology

The invention relates to a sprinkling irrigation machine capable of collecting rainwater for compensating irrigation, and belongs to the technical field of water-saving irrigation of agriculture. The sprinkling irrigation machine comprises a rainwater collecting tank, a main rod, sprinkling irrigation rods, compensation rods and a base, wherein the main rod is rotated into the base through a thread opening, universal wheels are arranged under the base, one side of the lower end of the main rod is provided with a water inlet, the upper end of the main rod is provided with an upper layer and a lower layer, the four sprinkling irrigation rods are arranged at the lower layer and are movably connected with the main rod, the four compensation rods are arranged at the upper layer and are movably connected with the main rod, the top end of the main rod is communicated with the rainwater collecting tank, a support groove of the rainwater collecting tank is formed in the lower part of the rainwater collecting tank and is fixedly connected with the main rod, the upper part of the rainwater collecting tank is communicated with a conical rainwater collecting groove, a filtering net cover is arranged at the upper part of the conical rainwater collecting groove, a sprinkling nozzle is arranged at the tail end of each sprinkling irrigation rod, three sprinkling nozzles are respectively arranged at the tail end of each compensation rod and are distributed in a triangle shape, and a sprinkling nozzle is arranged at one end near the main rod. The sprinkling irrigation machine has the advantages that the operation is simple, the weight is light, the cost is low, the design structure is simple and reasonable, the practicality is high, the storage and carrying are convenient, and the sprinkling irrigation machine is suitable for being popularized and applied.

The invention relates to the field of spraying, and provides a movable coating method for a spraying area and related equipment, which are used for improving the spraying effect. The mobile coating method is applied to a coating robot, the coating robot comprises a spraying device, and the mobile coating method for the spraying area comprises the steps that at least one spraying path based on the current position of the robot and at least one to-be-sprayed area corresponding to each spraying path are obtained; moving on the basis of each spraying path, and acquiring the moving state of the coating robot in the moving process in real time; and when the moving state is a constant-speed state, the spraying device is controlled, at least one to-be-sprayed area corresponding to each spraying path is coated, and the coated area is obtained.

The invention discloses an automatic spraying device for an electrode and relates to the field of processing of fuel cells. The automatic spraying device comprises a slurry storage device, a control system, a parameter input module, an ultrasonic vibration device, a spraying device body, an electrode clamping device and a supporting frame; to-be-sprayed slurry is transferred to the slurry storagedevice, then the electrode is fixed on the electrode clamping device, and after the ultrasonic time, the material and diameter of the electrode and the slurry spraying amount are input through the parameter input module, the ultrasonic vibration device, the spraying device body and the electrode clamping device runs automatically, so that the operation purpose of spraying the slurry on the surfaceof the electrode is achieved. By means of the device, an efficient spraying effect can be achieved on the electrode, the test time is saved, the uniformity of spraying is ensured, and the differenceof experimental results caused by electrode spraying errors is avoided.

The invention relates to a sprinkling irrigation machine capable of collecting rainwater for compensating irrigation, and belongs to the technical field of water-saving irrigation of agriculture. The sprinkling irrigation machine comprises a rainwater collecting tank, a main rod, sprinkling irrigation rods, compensation rods and a base, wherein the main rod is rotated into the base through a thread opening, universal wheels are arranged under the base, one side of the lower end of the main rod is provided with a water inlet, the upper end of the main rod is provided with an upper layer and a lower layer, the four sprinkling irrigation rods are arranged at the lower layer and are movably connected with the main rod, the four compensation rods are arranged at the upper layer and are movably connected with the main rod, the top end of the main rod is communicated with the rainwater collecting tank, a support groove of the rainwater collecting tank is formed in the lower part of the rainwater collecting tank and is fixedly connected with the main rod, the upper part of the rainwater collecting tank is communicated with a conical rainwater collecting groove, a filtering net cover is arranged at the upper part of the conical rainwater collecting groove, a sprinkling nozzle is arranged at the tail end of each sprinkling irrigation rod, three sprinkling nozzles are respectively arranged at the tail end of each compensation rod and are distributed in a triangle shape, and a sprinkling nozzle is arranged at one end near the main rod. The sprinkling irrigation machine has the advantages that the operation is simple, the weight is light, the cost is low, the design structure is simple and reasonable, the practicality is high, the storage and carrying are convenient, and the sprinkling irrigation machine is suitable for being popularized and applied.

The invention discloses a paint spraying system for the surface of a wall and a surface spraying method thereof, comprising a support rail, a displacement mechanism, a spraying mechanism, a support plate, a grinding mechanism and a rolling wheel. Below the top wall, the support rail is provided with the displacement mechanism along the length direction to move back and forth, and the displacement mechanism is elastically arranged with a support plate in the direction perpendicular to the spray surface, and the support plate is provided with There is a rolling wheel rolling along the displacement direction, the rolling wheel elastically presses against the spraying surface, and the spraying mechanism includes a pump body arranged on the ground and a spray head connected to the pump body, and the spray head is arranged on the spray surface toward the spraying surface. The support plate is provided with a grinding mechanism, and the grinding mechanism is disposed on the front side of the spray head in the displacement direction. The grinding mechanism grinds the surface to be sprayed, which can ensure uniform spraying of paint and improve spraying quality.

The invention provides an adhesive spraying device and method. The device comprises a storage tank, heating chambers, a weighing chamber, a pressurizing chamber and a control device, wherein the storage tank, the heating chambers, the weighing chamber and the pressurizing chamber are sequentially sealed and communicate with one another through pipelines; and the pipeline between the storage tank and the first heating chamber and the pipeline between the second heating chamber and the weighing chamber are provided with a first pipeline pump and a third pipeline pump which are used for extracting adhesive correspondingly. The storage tank, the heating chambers, the weighing chamber and the pressurizing chamber are sequentially sealed and communicate with one another through the pipelines, impurities can be prevented from being mixed with adhesive while the heating effect of the adhesive is ensured, and the quality of the adhesive is ensured; meanwhile, the heating chambers comprise the first heating chamber and the second heating chamber, the first heating chamber can preheat the adhesive for accelerating the heating and stirring processes of the adhesive; and furthermore, by arranging the first heating chamber between the storage tank and the second heating chamber, the pressure of the first pipeline pump and a second pipeline pump can be lowered.

The invention provides a double-channel micro-spray head with different structures, the nozzle and the fixed nozzle are connected to the water supply hose through the joint, the water supply hose is connected to the water delivery main pipe, and the pressurized water flow enters the fixed nozzle from the water delivery main pipe through the water supply hose , at the same time, the pressurized water flow enters the nozzle from the water supply main pipe through the water supply hose; the water flow passes through the refraction of the first arc-shaped diversion groove and the second arc-shaped diversion groove, generating a backward thrust, pushing the rotating body to rotate around the axis at high speed, The refracted water flow is ejected and crushed at a certain angle along the tangential direction of the rotation of the rotating body, and sprayed within the effective range; compared with the second arc-shaped diversion groove, the straight line from the beginning to the end of the first arc-shaped diversion groove The distance is relatively large, and the spraying angle at the end of the first arc-shaped diversion groove is relatively large, so the effective range of the water sprayed along the end is small, and the first water outlet hole of the fixed nozzle is small in size, so the water output is small; The combination of aspects helps to maintain the uniformity of spraying in different ranges from near to far.

The invention provides a copper alloy surface coating structure based on rare earth nano-particles. The copper alloy surface coating structure comprises a copper alloy structure, wherein the surface of the copper alloy structure is provided with a rare earth nano-coating structure, and the rare earth nano-coating structure comprises germanium-containing nano-particles. According to the copper alloy surface coating structure, the rare earth nano-coating structure is introduced to the copper alloy structure, the surface property of the copper alloy is improved through the characteristics of the germanium nano-particles, and especially the characteristics of residual marks and fingerprints of the copper alloy are improved, so that the application performance of the copper alloy is enhanced. The invention further provides a preparation method of the copper alloy surface coating structure based on the rare earth nano-particles. The preparation method comprises the following steps that S1, the germanium-containing nano-particles are obtained; S2, the germanium-containing nano particles are dissolved in a solvent to form a nano spraying liquid to be sprayed; and S3, the nano spraying liquid to be sprayed acts on the surface of the copper alloy structure, so as to form the rare earth nano coating structure.

The invention discloses a cylindrical plasma generator and an application thereof. The cylindrical plasma generator comprises a generator outer cylinder, wherein a positive pole disc and a negative pole disc are arranged at the two ends of the generator outer cylinder respectively; the positive pole disc is provided with a positive pole rod, wherein the positive pole rod extends out of the generator outer cylinder to form a generator positive pole; a negative pole rod is arranged on the negative pole disc; discharge metal wires are arranged in the generator outer cylinder, and the two ends ofthe discharge metal wires are connected with the positive pole disc and the negative pole disc respectively; and grooves communicated with the inside and outside of the generator outer cylinder are axially and symmetrically formed in the cylinder wall of the generator outer cylinder. According to the generator, the plasma ablation wall surface is large, the pressure in the ablation space is controllable, and the quantity of the generated plasma is large, the generator can be directly used for a plasma generator of gunpowder ignition, and the problems of uniformity, consistency and controllability in the process of igniting the propellant powder by the plasma are solved.

The invention relates to an SCR denitration urea direct injection system in the thermal power industry, and concretely relates to a drainage type SCR denitration urea direct injection system. The system comprises mixing units connected with urea spray guns in a one-to-one correspondence manner; each mixing unit comprises an introduction cavity, four distribution pipes and four injection cavities; the outlet of each introduction cavity is correspondingly connected with the inlets of the four injection cavities through the four distribution pipes respectively; each mixing unit is connected to the downstream outlet of each urea spray gun through the inlet end of the introduction cavity of the mixing unit; and the section of the flue corresponding to one mixing unit is a 4a * 4b rectangle, and a and b are unit lengths of the length and the width of the section of the flue respectively. The urea pyrolysis product spraying uniformity can be effectively improved, the problem of non-uniform ammonia nitrogen existing in a urea direct spraying system is solved, and the system has the advantages of being simple in principle, reliable in effect, easy to manufacture and install and the like and has good application and popularization value.

A surface treatment device for wire coils, which includes a base that can move; a spraying device that is arranged on the base, and the spraying device is provided with nozzles; an information input module that acquires multiple sets of Parameters, the multiple sets of parameters include a first set of parameters and a second set of parameters; a controller that obtains multiple sets of instructions based on the multiple sets of parameters; a drive mechanism that receives the first set of parameters based on the processing of the controller. command to move the surface treatment device; the spray control mechanism receives the command obtained by processing the second set of parameters based on the controller, so that the spray device sprays the surface of the coiled wire shower. By using the device and control method provided by the invention to lubricate the surface of the wire coil, not only the uniformity of lubricating liquid spraying can be ensured to reduce the defects of the wire coil due to extrusion, but also the efficiency can be improved.

The invention discloses a farmland active fertilizer applicator based on wind-driven spraying, comprising a cross bottom plate, a supply pipeline is fixedly connected to the top of the cross bottom plate, a reciprocating screw rod is penetrated through and threadedly connected to the inside of a transmission rod, and the top of the reciprocating screw rod is evenly around the top There is an air baffle fixedly connected, and a glue stick is fixedly connected to the lower part of the air baffle near the side of the reciprocating screw rod. The left and right sides of the top of the cross bottom plate are fixedly connected with support pipes, and the input ends of the support pipes are connected with the supply pipe. , the end of the support pipe away from the supply pipe is rotatably connected with the transmission coil through the sealing bearing, the surface of the bottom of the cross bottom plate is evenly and fixedly connected with the support cone rod, and the outer end of the storage tank and the position close to the bottom is provided with a storage door mechanism. The invention relates to the technical field of fertilization. The farmland active fertilizer applicator based on wind-driven spraying achieves the replacement of fertilization labor by wind power and reduces the fertilization labor consumption.

The invention belongs to the field of titanium smelting, and particularly relates to a method for quick reduction smelting of titaniferous furnace slag. The technical problems that in an existing titaniferous furnace slag reduction method, the smelting warm-up time is long, the time spent in adding reducing agents is long, the reducing agents and smelting slag are mixed unevenly, the smelting period is long, the transformation rate that titanic oxide is transformed into titanium carbide is low, and electric consumption is high are solved. According to the scheme for solving the technical problems, the method for quick reduction smelting of the titaniferous furnace slag comprises the following steps that a, a reducing agent and hot titaniferous furnace slag just discharged out of a furnace are mixed and then added into a reduction furnace together, and pre-reduction is carried out at the temperature of 1,500 DEG C-1,650 DEG C; b, after pre-reduction, temperature is raised to 1,600 DEG C-1,750 DEG C, the reducing agent is replenished, and high-temperature reduction smelting is further carried out; and c, after smelting is finished, heating is stopped, slag is discharged, and titanium carbide furnace slag is obtained. According to the method, in the whole process, heat losses are small, the reduction reaction is fast, time is short, and energy consumption is low.

The embodiment of the invention discloses an unmanned aerial vehicle plant protection operation method and an unmanned aerial vehicle. The plant protection operation method of the UAV includes: planning the flight route according to the operation area and obtaining the plant protection operation route; spraying according to the obtained plant protection operation route; obtaining the flight speed in real time during the spraying process, and adjusting the spraying amount according to the flight speed. The embodiment of the invention can ensure spraying uniformity, optimize spraying effect, and improve pesticide utilization rate.