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259results about How to "Prevent nesting" patented technology

Rear adjustable three-hole composite type waterproof hammer air group valve

The invention discloses a rear adjustable three-hole composite type waterproof hammer air group valve. The air group valve is integrally or separately arranged on a liquid conveying pipeline or a container system, a high-speed exhaust hole of the air group valve can be adjusted and controlled, is arranged alone, and is generally smaller than suction holes, the high-speed exhaust hole and the high-speed suction holes are formed separately and are not shared for use, independent model selection and adjustment can be conducted, the requirements of high-speed exhaust and high-speed gas suction for two different quantities of flow or two different diameters or two proportions are met, and meanwhile two built-in type gas bags are formed quite ingeniously. The group valve combines independent intermediate-speed exhaust, independent high-speed gas suction and trace amount exhaust, and has a dozen of functions, namely, the independent intermediate-speed exhaust function, the independent high-speed gas suction function, the trace amount exhaust function, the function of a high-suction and intermediate-exhaust waterproof hammer, the function of a high-suction and trace-exhaust waterproof hammer, the function of a built-in gas bag waterproof hammer, the built-in gas bag anti-freezing function, the function of a rear adjusting control valve and the function of monitoring the hole pressure difference and the total pressure difference on site in the empty pipe liquid filling process through two pressure meters. The various ventilation and safety protection requirements of a liquid path system can be met.
Owner:ANHUI REDSTAR VALVE

Airbag type ventilation and drainage positive and negative pressure water hammer control valve group

ActiveCN103542138APrecise control of water flowRealize quick opening and slow closingValve members for absorbing fluid energyPipe elementsExhaust valvePositive pressure
The invention discloses an airbag type ventilation and drainage positive and negative pressure water hammer control valve group. The airbag type ventilation and drainage positive and negative pressure water hammer control valve group is arranged on an infusion pipeline or a container system and comprises a water hammer relief valve, a trace exhaust valve, a high-speed exhaust valve, a rear regulating valve, a negative pressure air suction valve, a manual venting and draining valve and a monitoring pressure gauge; the rear regulating valve is arranged at the outlet end of the high-speed exhaust valve; the water hammer relief valve is directly connected with the top or the lateral side of the negative pressure air suction valve through threads or a flange; the trace exhaust valve is connected with a hole which is formed in the front of the water hammer relief valve; the high-speed exhaust valve is directly connected with the top or the lateral side of the negative pressure air suction valve through threads or a flange; the negative pressure air suction valve is connected with the external infusion pipeline. According to the airbag type ventilation and drainage positive and negative pressure water hammer control valve group which is integrated and omni-directional, the structure is compact and firm, the conveying and the installation are convenient, the reliability is strong, the positive pressure water hammer can be relieved, the relief speed is high, and the water hammer of cavities collapsing due to the negative pressure can be inhibited.
Owner:ANHUI REDSTAR VALVE

Node combination scheduling method and device, equipment and storage medium

The invention discloses a node combination scheduling method and device, equipment and a storage medium. The method comprises the following steps: obtaining a DAG dependency relationship correspondingto each directed acyclic graph DAG and a node dependency relationship corresponding to each node in the DAG, and combining to generate a corresponding serial DAG according to the DAG dependency relationship and the node dependency relationship; when a target DAG in the serial DAG is executed, judging whether all nodes of a previous DAG corresponding to the target DAG are scheduled and executed ornot according to the DAG dependency relationship and the node dependency relationship; and if all the nodes of the previous DAG corresponding to the target DAG are scheduled and executed, schedulingand executing the target DAG to schedule and execute the nodes of all the DAGs in the serial DAG. Based on the DAG dependency relationship and the node dependency relationship, multiple DAGs are combined into one serial DAG, layer-by-layer nesting of the DAGs is avoided, the scheduling code logic is simplified, the development efficiency of the scheduling code is improved, and the convenience andefficiency of subsequent business process scheduling are improved.
Owner:WEBANK (CHINA)

Mechanism for preventing birds from nesting on wire based on compression bar structure

The invention belongs to the technical field of high-voltage safety, and especially relates to a mechanism for preventing birds from nesting on a wire based on a compression bar structure. The mechanism comprises a wind pendulum, a spherical hinge, a telescopic link, an oil cylinder, a cross bar, an oblique supporting rod, a hinged sliding sleeve, an inertial spring, an inertial sliding sleeve and the wire, wherein the power of the mechanism comes from natural wind energy; when the wind acts on the wind pendulum, the wind energy is converted into the mechanical energy, and the telescopic rod and the spherical hinge make the wind pendulum rotate and swing downwards without interference; hydraulic oil in the oil cylinder is compressed, and the mechanical energy is converted into the pressure energy, so that the cross bar connected with the oil cylinder moves, and the liquid pressure energy is converted into the mechanical energy; and after that, the power is transferred to the inertial sliding sleeve via the cross bar, the oblique supporting rod, the hinged sliding sleeve and the inertial spring, so that the inertial sliding sleeve slides on the wire in a reciprocating way to knock off sundries on the wire used for nesting by the birds. The mechanism for preventing the birds from nesting on the wire based on the compression bar structure provided by the invention utilizes the function of the natural clean energy, that is wind energy, so that the mechanism can continue to play a role, and the structure is reliable and the practicability is stronger.
Owner:广东四维科技有限公司

Multifunctional monitoring type LED street lamp based on internet of things

The invention discloses a multifunctional monitoring type LED street lamp based on the internet of things. The street lamp comprises a mounting base, an internet-of-things road condition monitoring rod structure, an internet-of-things outdoor information display structure, a dustproof LED illuminating lamp structure, a lightning-protection bird-repelling device structure, a water accumulation detection charging pile structure, a fluorescent strip, a lamp post, a poison bait barrel, a viewing door, a locking block, a waterproof base, a moisture-proof pad and a mounting hole, wherein the internet-of-things road condition monitoring rod structure is installed at the upper position of the left side of the lamp post. According to the street lamp, an air quality detector, an atmosphere temperature and humidity sensor and a spherical camera are arranged, the monitoring of the air environment and the road condition around the street lamp is facilitated, and the function of the street lamp is added; a reflector sheet and a lightning rod are arranged, so that the functions of lightning protection and bird repelling are facilitated, and birds are prevented from nesting on the upper surface ofthe lamp; and a water accumulation liquid level sensor is arranged so that the depth of accumulated water near the street lamp can be detected in rainy days, the prompt function is achieved, and accidents are prevented from happening.
Owner:河南睿光新能源科技有限公司

Single-cross-arm tipping-bucket bird dispersing device

The invention discloses a single-cross-arm tipping-bucket bird dispersing device, which is a tool for preventing birds from nesting on a tower. The single-cross-arm tipping-bucket bird dispersing device comprises a tipping-bucket bird dispersing instrument, wherein the tipping-bucket bird dispersing instrument comprises blades, a base and a main shaft; the base is U-shaped, and is provided with a first side plate and a second side plate which are arranged oppositely; the main shaft comprises a vertical main shaft, a left side shaft and a right side shaft; the lower end of the vertical main shaft is fixedly connected to the second side plate of the base, and is vertical to the second side plate of the base; one end of the left side shaft and one end of the right side shaft are fixedly connected to both sides of the upper end of the vertical main shaft respectively; the left side shaft and the right side shaft construct a T-shaped structure together with the vertical main shaft; both the left side shaft and the right side shaft are vertical to a U-shaped opening of the base; the blades comprise a left blade and a right blade; the left blade and the right blade are rotationally connected to the left side shaft and the right side shaft respectively. By adopting the single-cross-arm tipping-bucket bird dispersing device, birds can be effectively prevented from fighting, staying and nesting on lines, the safety and smoothness of the lines are ensured, and the labor cost and material cost in line patrol are reduced.
Owner:LANGFANG POWER SUPPLY COMPANY STATE GRID JIBEI ELECTRIC POWER COMPANY +1

An electric wire bird-nesting preventing mechanism based on a pressure bar structure

The invention relates to high-voltage safety technology, and particularly relates to an electric wire bird-nesting preventing mechanism based on a pressure bar structure. The mechanism comprises vanes, spherical hinges, telescopic rods, oil cylinders, cross bars, oblique struts, hinge sliding sleeves, inertia springs, inertia sleeves and an electric wire, wherein the power of the mechanism is derived from the natural wind energy; the wind is converted into mechanical energy when the wind acts on the vanes; the telescopic rods and the spherical hinges cause the vanes to rotate and swing downward without interferences; hydraulic oil within the oil cylinders is compressed, and the mechanical energy is converted into pressure energy, making the cross bars connected with the oil cylinders move so that liquid pressure energy is converted into mechanical energy again; and then power goes from the cross bar, the oblique struts, the hinge sliding sleeves and the inertia springs to the inertia sleeves to make the inertia sleeves perform reciprocating movements on the electric wire and knock off sundries acquired by birds for nesting on the electric wire. The mechanism of the invention utilizes the function of the natural clean energy which is wind energy, so that the mechanism can continue to play the role and the structure is reliable, and the practicability is high.
Owner:南京环网动力设备有限公司
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