30results about How to "Large amount of water spray" patented technology

The invention discloses a full-light-break mist cutting and seedling culturing method for greenhouses and belongs to the field of forestry. The full-light-break mist cutting and seedling culturing method is applicable to cutting and culturing of small trees and includes steps of preparing soil and disinfecting in a greenhouse, arranging a hole tray, preparing a matrix with slow release fertilizer, cutting after water is completely permeated, managing after cutting according to full light exposure, mist and water spraying, high-temperature seedling hardening and high humidity, and properly fertilizing after cutting, wherein mist spraying of a spraying irrigation system is divided into three schemes to coordinatively operate according to time frame. By the full-light-break mist cutting and seedling culturing method for greenhouses, massive production and planting of the small trees can be realized, the cutting matrix is good in moisture retention, release of the slow release fertilizer is promoted during high-temperature seedling hardening, management cost is not high in the whole process, and when in high light intensity, shading can be realized by means of a shading net and sprayed water is required more. Interval mist spraying in the three schemes can be realized by means of automatic irrigation equipment, and the environment in the greenhouse beneficial for growth of the cut seedlings can be formed by alternative spraying of the three schemes in the morning and at noon and night.

The invention provides a dry-wet combined dual-cooling multi-condition cross-flow closed cooling tower and a regulating method for the running mode of the cooling tower, and belongs to the technical field of cooling by circulating water. The cooling tower comprises a tower body, draught fans, water absorbers, a finned tube bundle heat exchanger, a plain tube bundle heat exchanger, a water spraying system, air inlets, a filler, a water collecting tank, a make-up floating ball valve and a drain valve, wherein the inner cavity of the tower body is divided by the water absorbers into two parts: a left cavity and a right cavity; the draught fans are mounted at the top of the left cavity; a first spraying row tube, the finned tube bundle heat exchanger, a second spraying row tube, a plain tube bundle heat exchanger, the filler and the water collecting tank are arranged in the right cavity from top to bottom; and the first air inlet, the second air inlet and the third air inlet are formed in the right wall of the right cavity from top to bottom. The cooling tower provided by the invention has the advantage that the dry-wet combined dual-cooling multi-condition flexible conversion can be achieved by regulating the number of the draught fans which need to start up, the air inlets, the water amount and the water spraying tow tubes according to changes in the outdoor environment and those in the heat dissipating capacity of cooling water, thereby fulfilling the energy-saving, water-saving and efficient cooling purposes.

The invention provides a robojelly driven by axially parallel annular shape memory alloy, and relates to the bionic robojelly. The robojelly aims to solve the problems that an existing bionic robojelly is complex in structure, small in the motion range, and greatly different from the bionic push behavior of a real medusa. The robojelly comprises a power source module, a control module and a communication module and further comprises a flexible shell, a cylindrical abdominal cavity, a rotating body base, the control module, the communication module and a plurality of annular memory alloy drive components. Each annular shape memory alloy drive component is composed of a shape memory alloy wire and an open annular flexible pipe wrapping the shape memory alloy wire, and the annular memory alloy drive components are embedded in the circumferential side face of the flexible shall respectively. The cylindrical abdominal cavity is connected with the rotating body base in a detachable and sealed mode, and the power source module, the control module and the communication module are arranged in the cylindrical abdominal cavity. The robojelly driven by the axially parallel annular shape memory alloy is used for manufacturing bionic medusa machines.

The invention belongs to the technical field of seedling cultivation, and in particular relates to a sweet potato seedling cultivation method. The method comprise the following steps of 1, processing sweet potato seeds; 2, establishing a seed bed; 3, arranging the sweet potato seeds; 4 managing the seed bed. The method is quick in seedling emergence, strong in emergent seedlings, free of diseases, early in rooting after the seeds are planted and quick in seedling return; the seed bed is long in seedling picking period, and seedlings can be collected in all seasons. The seedling cultivation method is large in seedling cultivation amount, one sweet potato seed can be cultivated into 38 sweet potato seedlings or more, the bud diameter is between 0.7cm and 1.1cm, and the yield of the sweet potatoes is effectively improved.

The invention discloses a weight supporting device of a fire-fighting robot. The robot comprises a robot body and a water cannon head, the water cannon head is arranged on the top of the robot body, afront motor power device is arranged on the front portion of the robot body, front weight base discs are arranged at the positions, on the two sides of the front motor power device, of the robot body, the front motor power device is connected with the front weight base discs through transmission rods, the front weight base discs and the connected transmission rods are fixedly connected, a rear motor power device is arranged on the rear portion of the robot body, rear weight base discs are arranged at the positions, on the two sides of the rear motor power device, of the robot body, the rear motor power device is connected with the rear weight base discs through transmission rods, and the rear weight base discs are fixedly connected with the connected transmission rods. The contact area between the robot and the ground during water spraying is increased, when the fire-fighting robot works, the larger water spraying amount can be provided, and it is ensured that the device cannot turn over.

The invention discloses a real-time water volume adjusting device of a floor scrubber. When a lifting rod is kept in a free state, a group of water cylinders block an inclined groove, so water is discharged from a side hole, and a lifting rod is driven to downwards extend into a placing cavity, so the water volume of the floor scrubber can be adjusted. One end, close to the lifting rod, of a balance lever is driven by the rotating shaft to move downwards, and the other end of the balance lever tilts upwards, so a lifting cage and a water blocking barrel are driven by the connecting rotating shaft to slide upwards, the inclined groove is opened, water can be sprayed out from the bottom of the inclined groove, the water spraying amount is increased; in this way, the water outlet amount of the water outlet barrel can be adjusted, different amounts of water are sprayed to different floors, and the floor cleaning effect is better.

The invention relates to the technical field of roads and bridges, in particular to a joint cutting protection device for road and bridge construction, which comprises a moving platform, water tanks are arranged on two sides of the top of the moving platform, a through groove is longitudinally formed in the middle of the moving platform, a cutting knife is arranged in the through groove, a rotating shaft is fixed at the circle center position of the cutting knife, and a motor is arranged on the right side of the rotating shaft. A moving block is arranged at the left side. A first sliding plate and a second sliding plate are arranged on the left side and the right side of the cutting knife correspondingly, fixing columns are connected to the front ends and the rear ends of the first sliding plate and the second sliding plate correspondingly, and linkage assemblies are arranged in the fixing columns; during use, when a cutting knife continuously moves downwards to cut the ground, a valve ring can be driven to rotate through a linkage assembly, when dust is increased and the temperature rises, the water spraying amount of a spray head is increased, and cooling and dust removal are better performed; and after cutting is completed, the cutting knife moves upwards, the valve ring rotates reversely, the spray head stops spraying water, manual closing is not needed, and the overall good linkage effect is achieved.

The invention belongs to the technical field of fire-fighting equipment, and specifically relates to a fire-fighting spray head and a fire-fighting system with the same. The fire-fighting spray head comprises a spray head body, a sealing assembly, a temperature-sensing release assembly, a water splashing disc, and a flow detection assembly, wherein the spray head body comprises a water cavity anda support body, the water cavity is formed in the top of the support body, and the water cavity is provided with a water inlet port and a water outlet port; the sealing assembly is arranged at the water outlet port; one end of the temperature-sensing release assembly is abutted against one side of the sealing assembly; the other end of the temperature-sensing release assembly is connected with thewater splashing disc, and the water splashing disc is arranged at the bottom of the support body; and the flow detection assembly is located in the water cavity. According to the fire-fighting sprayhead, the flow detection assembly is arranged between the water inlet port of the spray head body and the sealing assembly, whether water leakage of the fire-fighting spray head is caused or not is detected through the flow detection assembly, and if so, the fire-fighting spray head is replaced or repaired, so that the problem of water resource waste caused by the water leakage of the fire-fighting spray head is avoided.

The invention relates to a grain cooling machine. The grain cooling machine comprises a machine body, wherein a condenser, a hot air blower and a spraying device are arranged in the machine body; thespraying device comprises a spray pipe and a regulating valve; one end of the spray pipe is closed, and the other end of the spray pipe communicates with a water source through the regulating valve; water spraying holes are formed in the spray pipe at intervals; the spray pipe is located above the condenser, and the water spraying holes face downwards; the regulating valve comprises a valve and aregulating assembly; the valve comprises a valve body and a valve rod; the valve rod is rotationally connected with the valve body; and the regulating assembly is used for controlling the valve rod torotate so as to control the opening degree of the valve. According to the grain cooling machine, when the temperature outside a bin is high, the valve is opened, water is sprayed to the peripheral side of the condenser, and the water evaporates and absorbs heat, so that the heat dissipation requirement of the condenser is met without a high speed rotating of a fan, then the use of the fan with ahigh rotating speed is avoided, and the effect of using the cooling machine in a dusty environment is achieved.

The invention provides a tea leaf extraction assembly and a tea leaf extraction device. The tea leaf extraction assembly comprises: an extraction cavity, the opening of the extraction cavity is arranged upwards, and the bottom wall of the extraction cavity is provided with a plurality of drainage holes at intervals; a flow guide cavity is included, and an opening of the flow guide cavity is formed downwards; a plurality of flow guide pipe bodies are included, the water inlet ends of the flow guide pipe bodies are communicated to the flow guide cavity, the water outlet ends of the flow guide pipe bodies are communicated to the extraction cavity and are spaced from the bottom wall of the extraction cavity by a certain distance, and the water outlet ends of the flow guide pipe bodies are arranged at intervals in the circumferential direction of the extraction cavity; and the water outlet ends of the flow guide pipe bodies are adjacent to the side wall of the extraction cavity. By applying the technical scheme, the tea leaf extraction assembly and the tea leaf extraction device which do not influence the tea leaf placement space can be realized.

The invention relates to the technical field of agricultural machinery, in particular to an agricultural planting fertilizing device which comprises a bottom frame, a drilling machine mounted at the upper end of the bottom frame and capable of sliding in the height direction of the bottom frame in a guiding mode, and water storage tanks mounted on the two sides of the bottom frame. The water storage tanks are used for storing liquid fertilizer, and the piston rods are arranged at the ends, facing the drill bits, of the water storage tanks and move up and down in the height direction of the water storage tanks. A scraping block at the lower end of the ground drilling machine is intermittently contacted with an abutting block when the ground drilling machine starts to drill holes, the ground drilling machine continuously moves downwards, a piston rod continuously moves downwards by utilizing friction force between the scraping block and the abutting block, and when the piston rod moves downwards, a piston plate connected with the piston rod can press the liquid level in a water storage tank downwards, so that the liquid level in the water storage tank is pressed downwards; and the water is sprayed on the two sides of the drill bit through the water spraying pipe, so that the ground soil is gradually fertilized while the ground is wetted.

The invention relates to the technical field of vegetable processing, and discloses an air-cooled water chilling unit for vegetable processing. The air-cooled water chilling unit comprises a rack, anda finned condenser is fixedly arranged on the rack. A fan is fixedly arranged at the top of the rack, and magnetic blocks magnetized in the radial direction of the center of the fan are arranged on blades of the fan. Electromagnets evenly distributed in the circumferential direction of the center of the fan are arranged on the rack. A filter plate is arranged below the finned condenser, and a water spraying mechanism is assembled on the surface of the filter plate and sprays water intermittently. The electromagnets are electrically connected with the water spraying mechanism. Induced currenton the electromagnets is transmitted to a coil, and a water chamber is extruded to discharge water by utilizing the repulsive force between the coil and a permanent magnet, so that the humidity of airis increased, the diffusion of heat on the finned condenser is facilitated, and the condensation efficiency is improved. As the external driving force of a traditional water pump and the like is notused, the energy consumption of the unit is reduced, and the use performance of the unit is improved.

The invention relates to the technical field of concrete, and discloses a slotting device for solving the problems that the slotting depth cannot be changed and the dust removal effect is poor, through cooperative use of a transfer box, a push rod, a first connecting rod, a rotating disc, a spray pipe and a rotating roller, water is automatically sprayed when concrete ground slotting is conducted,sprayed water mist is compact, and can be in full contact with dust, flying dust is prevented from being inhaled into the lung to cause infection during slotting, and dust pollution is reduced; the cutting depth canb e changed through cooperative use of a first threaded rod, a second connecting rod and a second threaded rod, the water spraying amount can be automatically increased when the cutting depth changes, poor dust removal effect due to the fact that the water amount is not changed when dust rises and becomes large when the cutting depth becomes large is avoided, the length of a fenderis synchronously changed after the cutting depth is changed through cooperative use of the cover shell, the positioning rib blocks and the fender, and therefore the fender is prevented from influencing cutting.

The invention relates to intelligent non-metallic mine crushing equipment and a production method. The intelligent non-metallic mine crushing equipment comprises an intelligent vertical mill and a collector, wherein a dust gas inlet of the collector is connected with a powder outlet in the top of the intelligent vertical mill through a dust collecting pipe, a purified gas outlet of the collector is connected with an inlet of an exhaust fan through an air outlet pipe, and an outlet of the exhaust fan is connected with an air inlet of the intelligent vertical mill through an air return pipe; and a spiral conveyor is arranged on the side portion of a barrel of the intelligent vertical mill, the output end of the spiral conveyor extends into the barrel, a spraying mechanism for spraying water to materials is arranged outside the spiral conveyor, and a vibration sensor is fixedly arranged on the barrel of the intelligent vertical mill. According to the intelligent non-metallic mine crushing equipment, the water spraying amount of spraying pipes can be increased through a controller, the humidity of non-metallic mineral materials is increased, the feeding amount can be reduced by controlling rotation of the spiral conveyor, then vibration of a mill is effectively reduced, and the overall working stability is guaranteed.

The invention discloses a self-running car wiping device based on guide rails and a method for using the same. The driving device that drives the rotation of the car wiping disc, the car wiping disc is connected with the water pipe through the elbow connecting rod; the car wiping disc is a nozzle type, and the car wiping disc is provided with a car wiping cloth or a soft brush; the other end of the water pipe is connected with a water tank. The cleaning of the surface of the automobile can be realized, and the device can reduce the labor intensity of the workers and improve the work efficiency of the workers.