71results about How to "Increase working height" patented technology

The invention relates to a multielement seeding combustion explosion type rainfall-increasing and anti-hail rocket. In the rocket, one end of a safety system (2) is connected with a flame bullet seeding catalyst system (1), the other end is connected with the front end of a solid motor (3); the back end of the motor (3) sticks to an empennage; four catalyst seeding holes are evenly distributed in the middle part of a nozzle (5), a plurality of flame bullets (12) are sleeved together to be arranged in a shell (15), safety fuses (16) are arranged in the centre bores of the flame bullets (12), a propelling medicine (13) is filled to one end of each flame bullet (12); a cladding medicine block(9) is filled in the threaded connection section capsule of the shell (15), an ignition medicine package (8) is arranged in the counter bore of the cladding medicine block(9), and the ignition wire of the ignition medicine package passes through the centre bore of the nozzle (5). The invention adopts the flame bullet burning mode that catalyst is burnt and seeded continuously and a plurality of flame bullets are thrown along the parent trajectory, for seeding the catalyst, thus requiring that the flame bullets are thrown reliably and the burning is stable. The flame bullets of the invention adopt casting moulding for structure design, the technology is easy and stable, and the flame bullets are easy for the batch production.

The invention provides a super lifting device and a flare angle control device thereof, as well as a crane containing the super lifting device. The flare angle control device comprises that a support rod connecting base, and a pin roll connecting hole is arranged on the support rod connecting base; a first super lifting support rod (20), a second super lifting support rod (20'), a third super lifting support rod (40) and a fourth super lifting support rod (40'), and first ends of the first super lifting support rod (20), the second super lifting support rod (20'), the third super lifting support rod (40) and the fourth super lifting support rod (40') can be connected on the support connecting base in a pivot way; and the third super lifting support rod (40) is arranged outside the first super lifting support rod (20), and the fourth super lifting support rod (40') is arranged outside the second super lifting support rod (20'). According to the flare angle control device, the constraint function of the crane arm can be enhanced, and the lifting performance of the crane is further increased.

The invention discloses an electro-hydraulic spiral servo drive shearing fork type heavy lifting platform which comprises a chassis, an electro-hydraulic spiral servo drive system, a working table, a shearing fork type structure, an upper guide rail and a lower guide rail. The shearing fork type heavy lifting platform is a plane single degree-of-freedom mechanism and is driven and controlled by the electro-hydraulic spiral servo drive system mounted on the chassis, so that center of gravity of the lifting platform is effectively lowered, and intelligent control is facilitated with introduction of the servo drive system; the electro-hydraulic spiral servo drive system is a four-lead-screw driving mechanism and is designed based on the overdrive method of intelligent control and the D'Alembert's principle, so that the problems about unbalance loading, unstability and synchronization caused by errors of processing and assembling of the shearing fork type heavy lifting platform are effectively solved, the stability and reliability are greatly improved, and the carrying capacity is effectively improved; the shearing fork type structure is high in reconfigurable capacity and structural strength; and the lifting platform is particularly suitable for occasions including digitization workshops, intelligent logistics warehouses and the like for vertically conveying heavy cargos.

The invention discloses a power distribution line mobile insulation climbing operation device. The device comprises a motion chassis, and a lifting device and extension support legs arranged on the motion chassis; an operation bucket is arranged at the top end of the lifting device; the motion chassis includes a track walking mechanism and a support frame fixed thereon; translation modules for controlling movement of the extension support legs are respectively arranged on two sides of the support frame, and include guide rails, reversing wheels, power sources, transmission mechanisms and slide rods; one ends of the slide rods are connected with the guide rails, and the other ends are connected with the extension support legs; the power sources and the transmission mechanisms are positioned on the outer sides of the slide rods; the reversing wheels are positioned on the inner sides of the slide rods; the lifting device includes a foundation frame, and multiple grades of lifting frames sleeved in the foundation frame in sequence from outside to inside; a traction module for controlling ascending and descending motions of each grade of lifting frame and a power device for controlling vertical or horizontal arrangement of the lifting device on the track walking mechanism are arranged at the bottom of the foundation frame; the lifting frame is fastened by a dowel pin after lifting in place; and the operation bucket includes an insulation baseplate and a side fence.

The invention discloses a portable electric energy meter, and the electric meter box comprises a box cover. The lower end of the box cover is connected with an electric meter box through a hinge. The lower end of the electric meter box is fixedly connected with a telescoping sleeve, and the interior of the telescoping sleeve is slidingly connected with a telescoping rod in a sleeved manner. The lower end of the telescoping rod is fixedly connected with a pedestal, and the lower end port of the telescoping sleeve is fixedly connected with a buffering spring. The lower end of the buffering sleeve is fixedly connected with the pedestal, and an inner side of the buffering spring is movably connected with the telescoping rod in a sleeved manner. The front and rear ends of two sides of the electric meter box are respectively in fixed connection with a threaded groove, and the inner sides of the threaded grooves are provided with supporting rods. The lower end face of each supporting rod is provided with a threaded projection, and the inner sides of the threaded grooves are in threaded connection with the threaded projections. The electric energy meter is novel in design, is enabled to be portable, is improved and enhanced in structure to certain extent, and is more convenient and safer for a technician to use.

The invention relates to a fire-extinguishing projectile, which comprises a fire-extinguishing projectile body and a solid-liquid rocket engine capable of pushing the fire-extinguishing projectile body to move, wherein the fire-extinguishing projectile body is connected with the solid-liquid rocket engine through a connecting part, and a support frame is arranged at the bottom end of the solid-liquid rocket engine, so that the present invention does not require a launching device, but directly relies on its own solid-liquid rocket engine to propel and provide power, the fire-extinguishing projectile can be launched directly at a long distance from the high-rise building, so that the fire-extinguishing projectile can hit the fire-extinguishing area more quickly and accurately, and the fire-extinguishing goal can be achieved, the reaction speed is faster, the working height is higher, the fire-extinguishing ability is stronger, and the safety of people's life and property is more efficiently protected. The invention also relates to a triggering method of the fire-extinguishing projectile, so as to solve the technical problem that the fire-extinguishing projectile in the prior art isprone to accidental contact and explosion.

The invention discloses a capping device. In the capping device, a cap conveying path is arranged in the direction perpendicular to a cup conveying path, and the length of the cap conveying path is increased in the direction. Functional differentiation of the cap conveying path is achieved. A cap supplying station is externally arranged. Circulation operation is conducted on the cap conveying path. By the adoption of the capping device, the cap conveying path structure is optimized, the capping operation area is arranged on the side of the cup conveying path, so that the capping operation height is reduced, and the safety, stability and convenience of the operation of the whole machine are greatly improved.

The invention discloses an automatic coating system for a bridge, and a construction method thereof. The automatic coating system for the bridge comprises a transport vehicle, an air compression system, a material holding system, a control system, a lifting system, a rail system and a spraying system, wherein the transport vehicle is used for movement of the automatic coating system for the bridge; the air compression system is connected with the material holding system through a gas supply pipeline, and the material holding system is connected with the spraying system through a material supply pipeline; the air compression system sprays a coating material in the material holding system onto a wall surface through the spraying system and via compressed air; and the rail system is fixedly arranged at the top end of the lifting system and the height of the rail system is adjusted through the lifting system, and the rail system is arranged in a manner of vertically facing the wall surfaceso that the spraying system arranged on the rail system vertically moves along the rail system. The automatic coating system for the bridge has the advantages of being high in maneuverability and automation degree, large in working height, high in applicability, and the like, and can be widely applied to the field of bridge construction.

A brace locking mechanism locks the foldable braces of a folding ladder in the open position. The brace locking mechanism is used with a ladder that has a stepped unit and a support unit foldably attached to the stepped unit with a foldable brace extending between the stepped unit and the support unit. The brace locking mechanism comprises a lock block that is movable between a locked position in which the lock block prevents the foldable braces from moving out of their open position when the ladder is open, and an unlocked position in which the ladder may be folded into the storage position.

The invention provides a high-strength and high-modulus carbon fiber tube, which is used as a support column to replace a metal pipe support column used by a metal pipe support column high-altitude robot and a combined metal pipe support column high-altitude robot, wherein the strength of the carbon fiber tube is more than four times that of steel while the weight of the carbon fiber tube is onlyone fourth of that of the steel, the strength is twenty times that of the steel, the carbon fiber tube is good in fatigue resistance, good in corrosion resistance, free of creep deformation, good in high temperature resistance and low in density, the carbon fiber tube is formed by compounding a carbon fiber cloth and a resin, and the resin of the carbon fiber tube can be a thermosetting resin or athermoplastic resin.

The invention discloses a double planet carrier type non-circular and elliptical gear planetary gear set pot seedling transplanting mechanism. An existing seedling taking and transplanting integrated pot seedling transplanting mechanism takes a seedling only by directly clamping the seedling, thus damaging a root of the seeding; the operation of taking the seedling and transplanting the seedling through two sets of mechanisms is relatively complex. A drive sprocket shaft and a central shaft are supported at the two ends of a power drive box through bearings, a drive sprocket fixedly connected on the drive sprocket shaft is connected with a central sprocket fixedly connected on the central shaft through a chain, two main planetary gear sets are arranged symmetrically at the two ends of the central shaft, an upper auxiliary planetary gear set and a lower planetary gear set are respectively arranged at the two ends of the main planetary gear set, the upper auxiliary planetary gear set is provided with an upper transplanting arm, and the lower auxiliary planetary gear set is provided with a lower transplanting arm. The seedling is taken with soil from a pot through one set of the mechanism, a seedling claw is in translation motion in the stage of taking the seedling, the integrity of the pot soil is kept, the distance from the track of a seedling pushing section to the rotation center of the mechanism is relatively far, and the working environment of the mechanism is improved.

The invention discloses a dual-lifting-mechanism universal milling machine capable of milling, boring, drilling and processing various types of gears, gear rings and flanges in multiple angles. A working table lifting mechanism and a lifting mechanism of a horizontal-type milling head system are separated away front and back by a vertical-type box body with a vertical-type guide rail in the middle; the vertical-type guide rail is arranged at the front side of the vertical-type box body; the vertical box body with the vertical-type guide rail is fixed with a chassis through a base plate below by using screws so as to form a device frame. The lifting mechanism of the horizontal-type milling head system has the structure that an inner box and an outer box are installed at the rear side of the vertical-type box body in a sliding matching manner, and the upper plane of the inner box can be respectively provided with intermediate bases with different heights; an inner sleeve of the horizontal-type milling head system is telescopic and can be provided with a vertical milling head. The working table surface is provided with rotary mechanisms which can be mounted and dismounted integrally, can rotate continuously and be graded, and are all fixed on the base plate; hoisting holes for hoisting integrally and fixing bolts for installing and connecting the working table are reserved in four corners of the base plate.

The invention discloses a double planet carrier type circular gear and non-circular gear planetary gear set pot seedling transplanting mechanism. An existing seedling taking and transplanting integrated pot seedling transplanting mechanism takes a seedling only by directly clamping the seedling, thus damaging a root of the seeding; if taking the seedling and transplanting the seedling through two sets of mechanisms, the whole mechanism is relatively complex. A drive sprocket shaft and a central shaft are supported at the two ends of a power drive box through bearings, a drive sprocket fixedly connected on the drive sprocket shaft is connected with a central sprocket fixedly connected on the central shaft through a chain, two main planetary gear sets are arranged symmetrically at the two ends of the central shaft, an upper auxiliary planetary gear set and a lower planetary gear set are respectively arranged at the two ends of the main planetary gear set, the upper auxiliary planetary gear set is provided with an upper transplanting arm, and the lower auxiliary planetary gear set is provided with a lower transplanting arm. The seedling is taken with soil from a pot through one set of the mechanism, a seedling claw is in translation motion in the stage of taking the seedling, the integrity of the pot soil is kept, the distance from the track of a seedling pushing section to the rotation center of the mechanism is relatively far, and the working height of the whole mechanism is improved.

The invention relates to a drawing machine for producing a carbon fiber. The drawing machine comprises rollers and a frame, wherein the rollers are divided into two layers, each layer is provided with three rollers, the rollers on each layer comprise a transmission roller and auxiliary rollers, the transmission roller of the upper-layer rollers is provided with a hydraulic or mechanical lifting device, and the frame right above the upper-layer rollers is provided with a limiting mechanical switch and an automatic induction switch. The drawing machine disclosed by the invention has extremely important significance in the safety of personal life and equipment, can be used for greatly reducing the equipment damage rate, also can be used for saving energy, and has great effects on improving the industrialization capacity and improving the quality and quantity of products.

The invention discloses a mist spray anti-drifting device for an agricultural unmanned aerial vehicle and a method for applying the mist spray anti-drifting device.The mist spray anti-drifting device comprises a control end, three driving devices and a support rod assembly.The control end comprises a transmitter and a receiver, the driving devices comprise power devices, transmission gears and bases, the support rod assembly comprises a main support rod, a left support rod and a right support rod, and the three driving devices are respectively arranged between the main support rod and an unmanned aerial vehicle body, between the main support rod and the left support rod and between the main support rod and the right support rod and can drive the support rod assembly to be folded and unfolded under the control of the control end; pesticide delivery hoses are arranged in the various support rods of the support rod assembly, and mist spray nozzles are arranged at corresponding positions of the left support rod and the right support rod.The mist spray anti-drifting device and the method have the advantages that the designed support rods are of unfolding and folding structures, can be folded when operation is not carried out and can be unfolded when spray and application operation is carried out; the nozzles are lowered, so that sprayed and applied fog drop can be kept away from influence of wind fields, accurate aviation spray and application operation can be carried out, and the mist spray anti-drifting device is simple in structure and easy and convenient to operate and is small and safe.

The invention discloses a multi-functional large-sized metal surface treating machine which is characterized in that a bottom platform is provided with a support arm structure and a dedusting box, the support arm structure comprises a parallelogrammic link mechanism and a turnover guide rail arranged on the parallelogrammic link mechanism, a surface treating working-head component comprises a shot blasting head and a shot supply device, and the working-head component is arranged on a guide rail by a slide block in a slip mode. According to the invention, the surface treating working-head component is arranged on the support arm structure and can rotatablely arranged on a movable platform, therefore, the mobility and flexibility of the surface treating machine can be effectively improved, and the surface treating machine is adapted to the surface treatment needs of ultra-high and ultra-large workpieces or structures in various specifications on various occasions, and can achieve an excellent processing quality.

A plate check valve, relating to the field of hydraulic control valve, comprises a valve body, wherein a main hole, opened in the center of the valve body, is in the form of step blind hole, screws are arranged on the shoulder surface on the right end of the valve body; a bottom plate arranged on the bottom part of the valve body, wherein an oil inlet P1 and an oil outlet P2 are opened on the bottom surface of the valve body and communicated with the main hole of the valve body, and a sealing ring is arranged at the interface of the oil inlet P1 and the oil outlet P2 and the bottom surface of the valve body; a cone valve arranged in the main hole, wherein the end part of the cone valve is arranged to be cone-shaped, the cone body is arranged to be a cylinder, the step part of the end part and the cone body is arranged to be chamfer; an end cover arranged on the right end of the valve body, wherein the outside of the end cover is provided with screws which are fit with the screws on the shoulder surface on the right end of the valve body, the interface of the end cover and the valve body is sealed through the sealing ring and a retaining ring; a spring arranged on the cylindrical surface on the right end of the cone valve, wherein one end of the spring is contacted with the step part of the end and the valve body, the other end is sleeved on the shoulder surface of the end cover.

The invention discloses a supporting device used for buildings. The device comprises an antiskid plate, a supporting rod, piston rods, and guide grooves. The antiskid plate is connected with a rigid supporting plate through thread holes. The lower end of the rigid supporting plate is provided with the supporting rod. Two sides of the supporting rod are provided with first supporting blocks. The lower end of the first supporting block is provided with the piston rods. The lower end of the piston rod is provided with the guide groove. One side of the guide groove is provided with a supporting spring. The lower end of the guide groove is provided with a second supporting block. The lower end of the second supporting block is provided with a U-shaped baffle. One side of a thread lead screw isprovided with an isolating rotary disk. The isolating rotary disk is connected with a movable rotary handle through a threaded hole. The lower end of a damping rod is provided with a base. Through thearranged supporting spring, damping effect and supporting effect of the supporting device are improved, so as to prevent the supporting device from deforming caused by excessive force. Through arranging the antiskid plate on the top surface of the supporting plate, a supported object is prevented from slipping to a side, and thus working efficiency of construction personnel is improved.

The invention relates to a wind electricity and bridge rock-socketed self-lifting type construction platform, comprising a self-lifting type construction platform (1); four corners of the self-lifting type construction platform (1) are equipped with four lifting pile legs (1.1); a drilling device (2) is mounted on the deck of the self-lifting type construction platform (1); the drilling device (2) comprises a group of opening-closing type portal, a pressurizing oil cylinder (2.5) is arranged on the portal, the portal is internally and glidingly provided with a pressurizing slide block (2.6), the pressurizing oil cylinder (2.5) applies downwards pressure to the pressurizing slide block (2.6), and a drill stem (2.7) is vertically downwards arranged on the pressurizing slide block (2.6), the bottom part of the drill stem (2.7) is equipped with a drill bit (2.8). The wind electricity and bridge rock-socketed self-lifting type construction platform is high in construction efficiency and good in construction effect.

The invention discloses a maintenance work frame for construction engineering, which comprises a frame body, a second platform and a first platform are respectively arranged on the left and right sides inside the frame body, and a track is installed on the inner rear side of the frame body, An overlapping platform is installed at the center of the inner front side of the frame body, and a tool rack is installed at the bottom end of the first platform. The maintenance work frame for construction engineering pushes and pulls the first table and the second table to make the right side move on the track through the cooperation of the first table, the second table and the tool rack. At this time, the workers can stand on the first table respectively One plate and the second plate are used to increase the working height, which can be used as a short ladder, and can be moved to one end of the work frame when not in use. The tools used can be hooked on the hanging ring, which is convenient for storing and taking out tools , The stored tools are arranged inside the first table and the second table, and the use space inside the work frame is reasonably planned, which facilitates the work.

The invention discloses an annular platform for bridge pier stud construction and a construction method, and belongs to the technical field of auxiliary equipment for building construction. The annular platform comprises a bridge pier stud main body, wherein a first chuck and a second chuck are clamped to the surface of the bridge pier stud main body, and a first clamping groove is formed in the surface, which is close to the second chuck, of the first chuck. In the invention, the first chuck, the second chuck, a first threaded column, a second threaded column, a first construction platform and a second construction platform are designed to be matched with one another, the problem that a construction platform is difficult to build due to factors such as ground geology and terrain can be effectively avoided; when the surface of the bridge pier stud main body is constructed, the supporting height of the first construction platform and the supporting height of the second construction platform can be adjusted according to the operation height, the adjusting process is convenient and fast, the labor hour consumed when a large number of scaffolds and steel pipes are used for installationcan be shortened to a high degree, and the working efficiency of workers is improved.