34results about How to "Large spray angle" patented technology

The invention, which belongs to the field of unmanned aerial vehicles, discloses a rotary nozzle for a pesticide-spraying unmanned aerial vehicle. The rotary nozzle comprises a mounting cover; and a box body is fixed on the top of the mounting cover. A partition plate is arranged at the inner wall of the box body in an integrated manner and separates the inner side of the box body into an installation chamber and a liquid storage chamber arranged up and down. Guiding rods arranged symmetrically are fixed on the top of the box body vertically; and fixation blocks fixed with the unmanned aerialvehicle are fixed at the tops of the guiding rods. A driving mechanism is installed in the installation chamber; and a stirring mechanism for stirring soup is installed in the liquid storage chamber.Spraying mechanisms for multi-angle spraying are arranged at the two sides of the mounting cover. According to the invention, with a forward and reverse motor, a driving gear, a driven gear, a threaded column, an inner threaded pipe, a mounting plate, a tooth bar, a mounting block, and a liquid leading pipe, the spraying nozzle is driven to oscillate automatically to realize oscillating spraying;the spraying angle is large and the spraying range is large; and the using effect is good.

The invention provides a double-oil-passage hedging direct injection nozzle. The overall manner of the nozzle is the direct injection nozzle, and fuel is transported into the nozzle through upstream pressurization, the nozzle is provided with two transport oil paths including a central oil path and an outer ring oil path, at the tail end of a straight section of the nozzle and an expansion section, the fuel of the outer ring oil path enters the central oil path in the opposite direction, and two paths of fuel generates collision and breaking; the structure can effectively improve the fuel atomization effect, accelerate fuel breaking and atomization and make a combustion chamber burn more stably; and an outlet is in a petal type and has a certain inclination angle, and therefore the fuel injection angle can be increased, the contact area between the fuel and air is increased, and the combustion effect is improved.

The invention proposes a ultrafine dry powder nozzle capable of adjusting a spraying angle. The ultrafine dry powder nozzle comprises a connecting base; the connecting base is provided with a current collecting pipeline joint and a nozzle joint; the nozzle joint is connected with a fire control nozzle; a slide sleeve is arranged on the outer side of the fire control nozzle; and a locking device is arranged between the slide sleeve and the fire control nozzle. The ultrafine dry powder nozzle capable of adjusting the spraying angle can adjust the spraying angle and change a ultrafine dry powder spraying coverage range, can enable equipment with different sizes in a protecting area to locate in the spraying coverage range of related fire extinguishing agent nozzles, and accelerates the fire extinguishing speed of related ultrafine dry powder fire extinguishing systems.

The invention discloses a mechanical spraying device for plant protection. The mechanical spraying device comprises two spray rods and spray heads, wherein the spray rods are parallel and are connected through multiple telescopic rods, two of the multiple telescopic rods are connected with a connecting rod hinged to a mechanical body for plant protection, a hydraulic cylinder hinged to the mechanical body for plant protection is hinged to the middle of the connecting rod, and the spray heads are uniformly arranged on the connecting rod. The mechanical spraying device is simple and novel in structure, the horizontal separation distance between every two spray rods can be adjusted through a telescopic rod, jet formation of the spray heads can be increased, jet angles of the spray heads can be adjusted through the hydraulic cylinder, the jet effect reached by the spray heads is good, and a pesticide spraying effect is improved.

The invention relates to the field of construction equipment and particularly provides an automatic haze reducing apparatus for construction site, which includes: a spray device, a pitching device, arotational device and a control device. The spray device includes a fog blowing mechanism and a liquid feeding mechanism. The pitching device includes a driving mechanism and a guiding mechanism. Therotational device includes a support platform and a rotary mechanism. The control device includes a controller and a sensor assembly electrically connected thereto. The apparatus can achieve stable rotation of the pitch angle of a T-shaped spray barrel for enlarging jet angle of the T-shaped spray barrel, so that the concentration of the fog is increased, and range of the T-shaped spray barrel isincreased. The pitching rotation and horizontal rotation precisions of the T-shaped spray barrel can be increased, so that toxic gas can be filtered off. The haze reducing apparatus can avoid omissionin a spray zone and is improved in utilization efficiency.

The invention relates to a long-range conical high-flow-rate pneumatic nozzle, which comprises a plurality of pneumatic nozzles, wherein each pneumatic nozzle has the following structural form: the pneumatic nozzle comprises a pneumatic nozzle body and a pneumatic spray head; the pneumatic nozzle body is provided with a water inlet and a water mist outlet; the pneumatic spray head is provided with an air inlet; an air outlet of the pneumatic nozzle is formed in a cavity of the pneumatic nozzle body; positions of the water inlet and the air outlet correspond to each other; each pneumatic nozzle is circumferentially and uniformly arranged on a mounting disc at a certain inclination angle; the central position of the mounting disc is connected with a water inlet pipe; the water inlet pipe is communicated with each water inlet through a water inlet passage; and the lower part of the mounting disc is provided with an air cavity which is communicated with the air inlet of each pneumatic nozzle. The invention provides the long-range conical high-flow-rate pneumatic nozzle with large injection, long range and wide injection range.

The invention discloses a garbage incinerator with a furnace sealing combustion function, and belongs to the technical field of waste incineration equipment. The garbage incinerator solves the problemthat the combustion cost of the incinerator is relatively high due to the fact that the garbage incineration material layer in the existing garbage incinerator is relatively thin and does not need tobe stopped when no garbage is fed in the hearth. The equipment further comprises an isolating plate which is horizontally and fixedly arranged on the upper part of the inner side of the furnace body,the isolating plate is positioned above the spiral feeding devices, the furnace body is a vertical furnace body, the space above the isolation plate is a secondary combustion chamber, a spiral channel is arranged in the secondary combustion chamber in the vertical direction, a plurality of vent holes are vertically formed in the isolation plate, a flue gas inlet is formed in the bottom of the spiral channel, close to the flue gas inlet, of the side wall of the secondary combustion chamber, a flue gas outlet is formed in the top of the secondary combustion chamber, and the top of the spiral passage is communicated with the flue gas outlet.

The invention provides a multifunctional intelligent automatic fire extinguishing system and belongs to the field of fire-fighting supplies. The multifunctional intelligent automatic fire extinguishing system comprises a water supply system and multiple fire extinguishing devices. The fire extinguishing devices communicate with the water supply system through subsidiary water distribution pipes. Each fire extinguishing device comprises a shell, a water inlet pipe and a spray head, wherein each water inlet pipe is arranged inside the corresponding shell, and each spray head is arranged outsidethe corresponding shell. The upper end of each water inlet pipe extends out of the corresponding shell and communicates with the corresponding subsidiary water distribution pipe through a solenoid valve. A first motor and a water guiding pipe are fixedly arranged inside each shell, wherein each water guiding pipe is provided with a water inlet and a water outlet. The lower end of each water inletpipe is inserted into the corresponding water inlet. Each water inlet pipe is provided with a subsidiary gear. A main gear is arranged on a main shaft of each first motor. Each main gear is engaged with the corresponding subsidiary gear. Each shell further comprises a driving mechanism and a drainage pipe. Each drainage pipe is fixedly connected with the corresponding shell in the axial direction.Each driving mechanism can drive the corresponding drainage pipe to rotate. One end of each drainage pipe communicates with the corresponding water outlet, and the other end of each drainage pipe isin the closed state. A long-strip-shaped first sliding grove is formed in the side wall of each shell in a penetrating manner. A tubular drainage portion is arranged on the side wall of each drainagepipe. Each drainage portion penetrates the corresponding first sliding groove and is connected with the corresponding spray head. The multifunctional intelligent automatic fire extinguishing system has the advantage that fire can be extinguished in all directions.

The invention provides a washing machine, which includes a water supply spout (6) for supplying water into a rotating tank. The water supply nozzle (6) has: a nozzle main body (61), which is provided with a flow channel (L1) for water flow; and a rotating member (63), which is arranged on the flow channel L1 to generate swirling flow. The flow path (L1) has: a converging part (L2) arranged upstream compared with the rotating member (63); (63) It has a flow passage cross-sectional area larger than that of the constricted part (L2) compared to the arrangement upstream.

The present invention proposes an ultra-fine dry powder nozzle with an adjustable spray angle, comprising: a connecting seat, the connecting seat is provided with a collecting pipe joint and a nozzle joint, the nozzle joint is connected with a fire-fighting nozzle, and the fire-fighting nozzle A sliding sleeve is arranged on the outside, and a locking device is arranged between the sliding sleeve and the fire nozzle. The ultra-fine dry powder spray head with adjustable spray angle of the present invention can adjust its spray angle and change its ultra-fine dry powder spray coverage, so that equipment with different volumes in the protection zone can be within the spray coverage of the relevant fire extinguishing agent spray head, The fire extinguishing speed of the related superfine dry powder fire extinguishing system is improved.

The invention belongs to the technical field of aero-engine combustor, and particularly relates to a large extension spray cone-angle slinger ring atomizer structure. An effective mean to improve thethermal efficiency of a small turbine engine is to improve the mixing of the head portion of a flame tube. The invention provides a large extension spray cone-angle sling ring atomizer technology, a swirl structure is added at a nozzle of a slinger ring atomizer, and under the action of centrifugal force of the slinger ring atomizer, fuel can leave the slinger ring atomizer in the form of swirlingflow; and on the basis of good atomization, the injection angle of the fuel is increased, the residence time of the fuel in the flame tube is increased, the oil and gas mixing is enhanced and the combustion efficiency is improved. An optimization design of corresponding parameters of various combustion organizations is carried out for the purpose of simple machining and high combustion efficiency, and a simple and efficient slinger ring atomizer structure is obtained.

The invention discloses a novel facial repairing composition, which comprises the following components in parts by weight: 85-95 parts of deionized water, 1-5 parts of glycerol polyether-26, 1-5 parts of C12-13 alcohol benzene lactate 3 parts, 1-3 parts of cetyl polydimethylsiloxane, 0.5-2 parts of Centella asiatica extract, 0.1-1 part of hydrogenated castor oil, 0.05-0.1 part of white peony extract, 0.01-0.2 parts of essence , 0.05‑0.1 parts of sodium guaiazulene sulfonate, 0.01‑0.1 parts of phenoxyethanol, 0.01‑0.05 parts of hyaluronic acid, and 1.0‑1.5 parts of nitrogen. The present invention selects a variety of natural plant extracts to compound and synergize to realize the deep repair of "hormone face" and "opium face", so that the natural ecosystem of the skin can be effectively restored. The invention belongs to the field of daily chemicals, and also discloses an aerosol and a preparation method thereof.

The invention discloses a closed-type high-pressure water mist fire-extinguishing nozzle which is characterized in that a supporting member is arranged in a middle chamber (11) of a nozzle shell (1); a compacting structure (3) is positioned over the supporting member (5) and movably connected with the nozzle shell (1), a water passage (31) is arranged in the compacting structure (3), and a seal gasket (4) used for resisting water in the water passage (31) from flowing into the middle chamber (11) is arranged between an outlet of the water passage (31) and the supporting member (5); one end ofa temperature sensing element (6) positioned below the supporting member (5) supports against the supporting member (5), and the other end of the temperature sensing element (6) supports against the bottom of the nozzle shell (1); and a two-stage spray-collision type nozzle assembly which is communicated with the middle chamber (11) is arranged on the nozzle shell (1). The fire extinguishing nozzle can not only keep favorable sealability when a water supply pipeline is in a high-pressure state, but also effectively sense the occurrence of fire hazards in time and self-start to carry out spraying and fire extinguishment.

The invention discloses a modular safety cash counter which comprises a base structure module fixed on ground, upright structure modules longitudinally fixed on the two sides of the base structure module, a counter head structure module transversely connected between the two upright structure modules, and a bullet-proof glass module mounted in a frame body formed by the base structure module, the two upright structure modules and the counter head structure module. At least one of the counter head structure module and the upright structure modules is provided with at least one tear gas module, and the tear gas modules comprise outer frame bodies, front baffles covering the front ends of the outer frame bodies, rear baffles locked at the rear ends of the outer frame bodies, tear gas sprayers contained in the outer frame bodies, and control devices for controlling release of the tear gas sprayers.

The invention discloses an automatic concrete curing device. The automatic concrete curing device comprises a suction cup, a working disc, a water inlet pipe and a plurality of water outlet pipes. The first side of the suction cup can be attracted to a concrete structure to be cured, and a cavity is defined in the working disc; a cover capable of being opened / closed is arranged on the top of the working disc, and a first temperature sensor for sensing is arranged in the cavity; a humidity sensor is arranged on the outer portion of the working disc; the first end of the water inlet pipe is communicated with a water source, the second end of the water inlet pipe extends into the cavity, and a second temperature sensor, a heater and an electromagnetic valve are arranged on the water inlet pipe sequentially; and the first ends of the multiple water outlet pipes are all communicated with the second end of the water inlet pipe, the second ends of the multiple water outlet pipes extend out of the cavity, and spray nozzles are arranged at the second ends of the multiple water outlet pipes. In terms of curing of newly-cured concrete, according to the temperature and the humidity, the water temperature and the water spraying curing strength can be automatically adjusted, and full-process full-coverage automatic curing can be achieved.