43results about How to "Prevent rollover" patented technology

The application belongs to the technical field of intelligent service robots, and relates to a home maintenance robot with omni-directional movement and electromechanical cooperative posture control, which comprises an omni-directional chassis, a multi-degree-of-freedom mechanical arm module, a capsule type modular intelligent material supply cabin, an environment sensing and interaction head module, a sensor group and a main controller. The chassis is driven by Mecanum wheels and motors; the material supply cabin comprises an annular cabin body assembly, a plurality of capsule cabins, a central feeding channel, a lifting feeding platform, a platform lifting driving mechanism, a cabin door opening mechanism, a discharging channel and a magnetic guide mechanism. The device can realize standardized classified storage of small standard parts, automatic cabin selection, single capsule release, central receiving and magnetic discharging, thereby reducing the risk of standard part scattering, mixing and jamming; effectively improving the passability of the robot in unstructured terrains such as carpets, doorsteps and slopes, avoiding the imbalance of the center of gravity when the mechanical arm extends for operation, and being compact in structure and suitable for daily maintenance of household items in single-family homes.

This utility model relates to the field of catalyst technology and discloses a denitrification plate-type catalyst addition device for thermal power plants. It includes a base plate, with a base fixedly connected to the middle of the upper end of the base plate. A vertical rod is rotatably connected to the upper end of the base, and a first horizontal rod is rotatably connected to the top of the vertical rod. A second threaded rod is connected to the inner wall of the first horizontal rod via a telescopic assembly, and a third horizontal rod is threadedly connected to the outer wall of the second threaded rod. A steel wire rope is connected to one end of the third horizontal rod via a rotating assembly, and a first lifting rod is provided at the lower end of the steel wire rope. A second lifting rod is slidably connected to the inner wall of the first lifting rod. In this utility model, stable clamping is achieved through the combination of clamping plates and pneumatic suction cups, and a pressure sensor automatically adjusts the torque. Multi-stage hydraulic telescopic rods increase the lifting distance and operational flexibility. Precise positioning of the first motor and other components, a counterweight to prevent tipping, adaptability to narrow and complex environments, and the cooperation of pins and limit slots ensure reliable and flexible lifting.

The present application belongs to the technical field of vehicle control, and specifically provides a heavy desert tire inflation and deflation control system and method, which comprises an inflation and deflation control module, a tire inflation and deflation control assembly, a left tire pressure sensor, a right tire pressure sensor, a left axle load measurer, a right axle load measurer, a left axle ground clearance detector, a right axle ground clearance detector, a gravity centroid sensor, an inter-wheel differential lock and an inter-axle differential lock; the present application acquires corresponding vehicle state data of the vehicle through the left tire pressure sensor, the right tire pressure sensor, the gravity centroid sensor, the left axle load measurer, the right axle load measurer, the left axle ground clearance detector and the right axle ground clearance detector; in addition, the present application increases the tire-ground contact ratio by deflating the tire, reduces the tire rolling radius to increase the driving force of the vehicle, and engages the inter-axle differential lock and the inter-wheel differential lock, thereby effectively helping the vehicle to drive out of the sunken road surface in the desert.

This invention discloses a flexible, inertial wave energy harvesting device, comprising a floating assembly and a flexible, inertial energy harvesting unit. The flexible, inertial energy harvesting unit includes a fixed plate, vertically positioned along the Z-axis. A one-way bearing is mounted on the surface of the fixed plate. Based on the one-way bearing, two fixed pulleys are positioned downwards along the Z-axis. A rotating shaft is mounted on the one-way bearing. A chain is fitted onto the one-way bearing, with the first end of the chain connected to the end of a steel wire rope, and the end of the chain hooked to the first end of a spring. The chain engages with a sprocket. The end of the spring is fixed to the fixed plate. The steel wire rope of the flexible traction component passes sequentially around the two fixed pulleys and connects to an eccentric mass block located below the two fixed pulleys along the Z-axis. The one-way bearing is connected to a gear set. This invention improves the wave energy capture efficiency, environmental adaptability, and operational stability of the device.

The utility model relates to fracturing manifold technical field especially discloses a straight -through formula high pressure manifold connecting device, is arranged between wellhead fracturing tree and fracturing manifold, and the inlet end of wellhead fracturing tree is provided with first filigree tee, and the outlet end of fracturing manifold is provided with filigree cross, and the first filigree tee and filigree cross are provided with straight -through manifold assembly between, and straight -through manifold assembly is connected with support assembly on it. The utility model discloses through the second filigree tee, first double flange pipe and second double flange pipe of setting, has simplified the connecting structure between fracturing manifold and wellhead fracturing tree, improves the efficiency of installation and the convenience of installation, simple structure, reduces use cost, improves the stability of straight -through manifold assembly through the support assembly of setting, avoids the situation of occurrence of lateral tilting and settlement in fracturing process, and the overall stability and safety are high, improve fracturing efficiency and the smoothness of fracturing.

The application discloses an open-pit mine dumping construction safety protection device and relates to the technical field of open-pit mine dumping construction.The device aims to solve the technical problem that the flatness of the device cannot be guaranteed in the prior art and the middle part of the device is prone to be concave downward in the process of vehicle driving due to the light weight of the device as a whole.The device comprises a fixed frame, an installation assembly arranged on the lower side of the fixed frame and used for positioning installation, a protection plate arranged on the upper side of the fixed frame and used for protection, and a height adjusting assembly arranged on the upper side of the protection plate and used for height adjustment; wherein the surface of the fixed frame is provided with uniformly distributed first through grooves, the front side of the first through grooves is provided with a groove used for being concave downward, the inner side of the groove is provided with an elastic element capable of being elastically extended and contracted, and the upper side of the elastic element is provided with a shielding assembly used for preventing vehicle falling.The device can press the left and right sides of the fixed frame downward through the arrangement of the protection plate and the height adjusting assembly, so that the fixed frame can be kept flush with the dumping layer.

The application relates to the technical field of lead recovery, in particular to a hazardous solid waste lead recovery device, which comprises a disassembling machine body used for disassembling lead-acid batteries and a vibration separation table arranged at one end of the disassembling machine body. The fixed support is arranged on both sides of the disassembling table, and the turnover pushing piece, the connecting frame and the turnover clamping piece and other components are arranged on the fixed support. After the lead-acid batteries are cut and separated, the cut and separated lead-acid batteries can be automatically clamped and carried, one side of the lead-acid batteries containing lead blocks after disassembly can be turned over during carrying, when the lead-acid batteries are moved to the vibration separation table, the side containing the lead blocks faces the vibration separation table table top, and then the disengagement efficiency of the lead blocks from the vibration separation table can be accelerated. In the application, the cut lead-acid batteries are separated without manual carrying, manual operation errors are avoided, and the workers are protected.

The application discloses a multifunctional skiing machine which comprises at least one base unit, each base unit comprising a base, a pedal assembly and a rotating disc assembly, the rotating disc assembly comprising a support, a fixed disc and a rotating disc; the support is slidingly installed on the base; the fixed disc is fixedly installed on the support; the rotating disc is stacked with the fixed disc and is rotatably installed on the fixed disc; the pedal assembly is fixedly installed on the rotating disc; the pedal assembly has at least a sliding translation working condition and a pivoting rotation working condition relative to the base; when the pedal assembly is in the sliding translation working condition, the pedal assembly performs a sliding reciprocating motion; and when the pedal assembly is in the pivoting rotation working condition, the pedal assembly performs a rotating reciprocating motion. The rotating disc assembly is additionally arranged, so that the skiing machine can also perform a rotating reciprocating training, and the muscle groups of the waist and abdomen are increased, that is, the skiing machine provided by the application can increase the motion track and the muscle group coverage range, so as to meet more training requirements, the function expansion space is enhanced, and the universality is improved.

This application provides a working platform for demolishing concrete structural beams, belonging to the field of building construction technology. Addressing the problems of low efficiency, long cycle, and high cost in demolishing concrete structural beams, this application provides a working platform for demolishing concrete structural beams, comprising two detachably connected platforms, the length of which is the same as the demolition radius. Each platform includes a platform frame, a load-bearing plate, guardrails, and a limiting structure. The platform frame is composed of multiple welded square steel bars and is placed on the upper surface of the concrete structural beam. The load-bearing plate is positioned above the platform frame. The guardrails are welded to the sides of the platform frame and are parallel to the concrete structural beam. The limiting structure, composed of multiple square steel bars and welded to the lower part of the platform frame, is used to clamp and can move relative to the concrete structural beam. This application allows the beam to be demolished to serve as the load-bearing structure of the working platform, eliminating the need for scaffolding. Furthermore, the working platform can be moved while demolishing during construction until the structural beam is completely demolished, improving construction efficiency, shortening the construction cycle, and reducing construction costs.

This invention discloses a lifting worktable, including a work platform, a base, a locking mechanism, and a lifting assembly. The lifting assembly includes at least one set of lifting arms, each set of lifting arms including at least two support arms hinged in the middle in an X-shape: a first support arm and a second support arm. The lifting assembly also includes a first rotating bracket and a second rotating bracket. The first rotating bracket includes two first rotating arms and two first traction arms that simultaneously fold towards the center or simultaneously unfold to both sides, with the two first traction arms respectively connected to the two first rotating arms. The second rotating bracket includes two second rotating arms and two second traction arms that simultaneously fold towards the center or simultaneously unfold to both sides, with the two second traction arms respectively connected to the two second rotating arms. When the lifting worktable is raised or lowered, the center of gravity of the supporting lifting arm remains relatively unchanged with respect to the center of gravity of the load on the work platform, avoiding tipping over, providing good support stability, and having a large lifting stroke, allowing it to be used on the ground.

This utility model discloses a strip shaping mechanism for a string welding machine, relating to the field of string welding machine technology. It includes a processing table, with a stretching structure and a flattening structure above the processing table. The stretching structure is located on one side of the flattening structure and includes a fixed clamping structure and a movable clamping structure. A movable structure is located inside the processing table, and the movable clamping structure is slidably positioned above the processing table via the movable structure. The flattening structure includes a mounting frame and a lower pressure block. A fixed plate is fixedly connected to the inner wall of the mounting frame, and an upper flattening head structure is movably connected within the fixed plate. By adopting a stretching-then-flattening sequence, the strip is effectively prevented from tipping over during flattening, reducing shaping position deviation. The stretching process first straightens and sets the length of the strip, providing a stable foundation for flattening and ensuring the strip adheres to the battery cell during subsequent welding, reducing the defect rate. The height of the pressure bar can be flexibly adjusted by rotating the nut to adapt to the shaping requirements of strips of different thicknesses.

This invention provides a manually directional toy car, relating to the field of toy car technology. It includes a chassis with a rear wheel assembly, a drive mechanism, and a front wheel assembly mounted on it. The rear wheel assembly is mounted at the rear of the chassis and is connected to the drive mechanism. The output end of the drive mechanism is connected to the drive wheel axle of the rear wheel assembly. The front wheel assembly is mounted at the front of the chassis. It also includes a steering wheel, rotatably mounted on a wheel frame, which is rotatably mounted on the chassis. This invention achieves automatic rotation through the coordinated action of the tilted steering wheel and the rear wheel assembly. An adjustment frame drives the wheel frame to rotate, thereby changing the tilt angle of the steering wheel and adjusting the toy car's rotation radius, enriching the play modes and improving the toy car's playability. This invention achieves automatic rotation through a purely mechanical transmission design, eliminating the need for a remote control or battery power, thus extending the toy car's lifespan.

The utility model discloses a kind of anti-rolling structure of half-skirt waist middle wide cowhide, including waist middle wide cowhide cloth strip and glue patch, the surface of the waist middle wide cowhide cloth strip is provided with suture groove one up and down, and the surface middle part of the waist middle wide cowhide cloth strip is equipped with connecting hole, the front side of the connecting hole is positioned with pressing positioning buckle, and the inner wall of pressing positioning buckle is positioned with pressing rod, the glue patch is set to the end of pressing rod.One kind of anti-rolling structure of half-skirt waist middle wide cowhide, by suture groove one and suture groove two, middle wide cowhide can be well connected with waist middle wide cowhide cloth strip, while up and down are provided with suture groove one and suture groove two, can guarantee the flatness of the two sides of middle wide cowhide up and down, avoid producing the condition of rolling, while adhering film makes that middle wide cowhide up and down can well be adhered with the inner wall of cloth strip wrapping cavity, to improve the adhesion of middle wide cowhide and waist middle wide cowhide cloth strip.

The application discloses a feeding device for a centerless grinding machine, which comprises a base, a moving plate slidingly arranged on the base through a guide component, a discharging assembly and a feeding assembly fixedly installed on the moving plate, a moving driving element arranged on the moving plate, a connecting table arranged on one side of the base, and one end of the moving driving element connected to the connecting table; the moving driving element is an electric cylinder; through the arrangement of the moving driving element and the guide component, the movement of the moving plate can be accurately controlled through the electric cylinder, the relative position of the feeding device and the centerless grinding machine is adjusted, the feeding position of the centerless grinding machine is efficiently adjusted, and the machining efficiency and the workpiece quality of the centerless grinding machine are improved.

The utility model relates to a kind of high and tall steel beam welding mobile operation platform, comprising: main frame, setting in steel beam one side;Clamp plate group, including detachably connected first L-shaped clamp plate and second L-shaped clamp plate, first L-shaped clamp plate includes mutually perpendicular first horizontal clamp plate edge and first vertical clamp plate edge, and first vertical clamp plate edge is fixed on main frame upper end;Second L-shaped clamp plate includes rotationally connected second horizontal clamp plate edge and second vertical clamp plate edge, and adjustable screw rod is connected between second horizontal clamp plate edge and second vertical clamp plate edge, and the included angle α of second L-shaped clamp plate is adjusted by adjustable screw rod;Pulley group, including the first directional pulley of setting in steel beam both sides and the second directional pulley of setting in steel beam top and having self-locking function, and first directional pulley is respectively installed on main frame lower end and second vertical clamp plate edge by first pulley support, and second directional pulley is respectively installed on first horizontal clamp plate edge and second horizontal clamp plate edge by second pulley support.

This invention relates to the field of footwear and apparel technology, and provides a bridge cable linkage anti-tipping shoe with strong wrapping and good anti-rollover performance. It includes an outsole, an upper that is connected to the top surface of the outsole, and a side pull wrapping rope disposed on both sides of the upper, with both ends fixed to the lower end of the upper and the middle part freely flipped up to form a perforation. The upper is also provided with a horizontal pull wrapping rope at the position of the instep for pulling the side pull wrapping rope inward and covering the instep.

The utility model discloses a sucking disc arranging machine convenient for feeding and discharging, which comprises a conveying device arranged on a machine tool, a feeding device arranged on one side of the machine tool corresponding to the conveying device, and a discharging device arranged on the other side of the machine tool. The conveying device is used for conveying materials, the feeding device is used for placing the materials on the conveying device, the discharging device is used for taking down the materials on the conveying device, the two conveying rollers are sleeved with a conveying belt, a plurality of spacing frames are arranged on the conveying belt in an array mode, the lower ends of the spacing frames are fixedly connected with conveying chains, and the spacing frames are isosceles trapezoids. The shorter side of the conveying belt is fixedly connected with the conveying chain, and the longer side of the conveying belt is far away from the conveying chain; and one side of the longer edge of the spacing frame is rotationally connected with two spacing rollers. The suction cup arranging machine facilitating feeding and discharging has the advantages that stable spacing is kept, and stacking or uneven spacing caused by speed difference is avoided.

The utility model relates to unsaturated resin filling technical field, especially in a kind of feeding device for vacuum chamber, including workbench, the top of workbench is provided with vacuum chamber, the bottom end both sides of vacuum chamber are provided with import and export, and import and export are all provided with sealed hatch in, the top of workbench is fixedly installed with first conveyor belt and second conveyor belt, one end of first conveyor belt is butt joint with import, one end of second conveyor belt is butt joint with export, first conveyor belt is used to transport object to enter import inside, second conveyor belt is used to export goods in the export of vacuum chamber, the inner bottom of vacuum chamber is provided with conveying device, conveying device is used to transport goods from import to the inside of vacuum chamber, and conveying device is used to transport object in the inside of vacuum chamber to export. By adopting the above technical scheme, import and export are arranged at the bottom end of vacuum chamber, so that the workpiece can be put in and taken out simultaneously, and the work efficiency is increased.

This utility model discloses a portable hose crimping machine, comprising: a base, with folding support feet hinged to both ends of one side of the base, a crimping assembly provided on the surface of the base, a manual hydraulic pump and an oil tank disposed inside the base, the output end of the manual hydraulic pump passing through the base and detachably connected to a telescopic pressure rod, the output end of the oil tank being connected to the input end of the manual hydraulic pump via a pipe, the output end of the manual hydraulic pump being connected to the crimping assembly via a pipe, and an unloading valve being disposed on the side of the manual hydraulic pump.

The present application relates to the technical field of food industrial processing equipment, and discloses a material distributing device before mushroom sauce stacking, which comprises a material distributing table part, the material distributing table part being used as a temporary storage platform before mushroom sauce stacking, and further comprising a single-row feeding mechanism, a material table separating part and a stacking material distributing mechanism, a double separating and positioning structure of a material blocking separating plate and the material table separating part is adopted, a L-shaped separating plate is driven by a cylinder of the material blocking separating plate to move left and right, intermittent material blocking and separating of continuously conveyed bottles is realized, and single-batch quantitative separation is realized; then, the separating blocking plate is driven by a cylinder three, a horizontal connecting plate and a vertical connecting rod of the material table separating part to extend from the insertion port, the bottles conveyed to the end of the feeding conveying belt part are limited, the bottles are uniformly and separately arranged according to the set quantity, the problem that the bottles are easily stacked when continuously conveyed and the quantity of distributed material is inaccurate is fundamentally solved, the quantity of subsequent stacking and grabbing is uniform and arranged in order, and the stacking efficiency is improved.

The present application relates to the technical field of anode plate installation of electrostatic precipitator, and particularly relates to an anode plate row tipping device based on BEH type electrostatic precipitator, which comprises a hoisting device, the anode plate row is composed of a plurality of anode plates arranged side by side, a hook perpendicular to the anode plate is arranged between the anode plates, the anode plate row tipping device comprises a rigid hanger connected with the hoisting device, a sling is arranged on the rigid hanger, a tool sling connected with the anode plate row is arranged below the sling, the tool sling comprises a main beam connected with the sling, a clamping structure arranged on the main beam for grabbing the anode plate row, the clamping structure comprises a clamping plate clamped at the hook after rotation, and a clamping plate connector for connecting the main beam and the clamping plate, the main beam and the rigid hanger are perpendicular to each other, and a plurality of clamping plates arranged on the main beam can be simultaneously rotated through the use of an adjusting plate, a communication plate and an adjusting handle, so that the clamping plates are simultaneously fixed.

This utility model provides a suspension structure for a mining dump truck, including a suspension cylinder assembly disposed between the vehicle frame and the axle, and a pair of accumulators disposed on both sides of the frame. The suspension cylinder assembly includes a front axle cylinder disposed between the front axle and the frame, and at least two pairs of rear axle cylinders disposed between the rear axle and the frame. The number of rear axles corresponds to the number of rear axle cylinders. The rear axle cylinders and the accumulators disposed on the same side are connected to the oil chambers of the accumulators through accumulator valve blocks. The oil chambers of the accumulators on both sides are connected through hydraulic pipelines. This utility model achieves balance of cylinder extension and contraction on one side by setting accumulators that are only connected to the rear axle cylinders. By connecting the left and right accumulators, it maintains the balance of the frame under uneven loading conditions, avoiding the tilting of the truck body under uneven loading, reducing the probability of rollover accidents, and improving transportation safety.

The application provides a BD rolling mill cross wedge rolling groove guiding device, which comprises an inlet guiding assembly and an outlet guiding assembly. The outlet guiding assembly comprises an outlet bottom plate and outlet side plates fixed at both ends of the outlet bottom plate. The outlet bottom plate and the outlet side plates form an outlet guiding channel. The outlet side plates are fixed with support bosses matched with cross wedge blanks near one side of the outlet guiding channel. Lower pads corresponding to the bottom ends of the cross wedge blanks are arranged in the outlet guiding channel. Upper pads corresponding to the upper ends of the cross wedge blanks are arranged in the outlet guiding channel. The cross wedge blanks enter the inlet guiding channel and then enter a rolling channel between two rollers for rolling. The cross wedge blanks on both sides are guided and supported by the support bosses after rolling. The upper ends are supported and guided by the upper pads, and the lower ends are supported and guided by the lower pads, which can prevent the cross wedge blanks from turning over, ensure product quality and improve work efficiency.

The application discloses a dosing device for wastewater treatment and a wastewater treatment system, relates to the technical field of water treatment equipment, and comprises a treatment pool, a moving assembly, a tablet storage and conveying assembly, a pressing and crushing assembly and a dosing assembly. The moving assembly is installed at the edge of the treatment pool. The tablet storage and conveying assembly is connected to the surface of the moving assembly and is used for conveying tablets in a metered manner. The pressing and crushing assembly is installed at the outer side of the tablet storage and conveying assembly. The output end of the pressing and crushing assembly extends to the inside of the tablet storage and conveying assembly and is used for crushing tablets. The dosing assembly is connected to the conveying end of the tablet storage and conveying assembly. Through the cooperation of the tablet storage and conveying assembly, the pressing and crushing assembly and the dosing assembly, automatic metered conveying, efficient anti-blocking crushing and uniform airflow throwing of tablets are realized. In combination with the automatic operation of the moving assembly along the pool, tablets are added in all directions without dead angles. The equipment is ensured to run stably and safely through counterweight.

This application relates to the field of medical care and discloses an intelligent pneumatic positioning care system. This system enables elderly individuals to safely transition from a lying to a sitting position without changing their existing bed, providing ample lateral support throughout the process to prevent rollover or falls. The system includes: a wedge-shaped main air cushion, used to elevate the upper body from a lying to a sitting position after inflation; two side air cushions, respectively located on both sides of the main air cushion's upper surface, used to provide lateral support after inflation; and a one-way valve with an opening pressure, located between the side air cushions and the main air cushion. When the pressure difference between the side air cushions and the main air cushion is greater than the opening pressure, the one-way valve opens, allowing gas from the side air cushions to enter the main air cushion; when the pressure difference is less than the opening pressure, the one-way valve closes, cutting off the gas connection between the side air cushions and the main air cushion.

The utility model relates to a kind of women's pants of lifting hip and abdominal prevention hemming, it is characterized by, including front piece, back piece, crotch, side seam, waist head and leg opening;The front piece of the utility model is less than back piece, the two sides of the front piece and back piece are connected together by side seam, the crotch is connected together with the lower part of front piece and back piece respectively, the waist head is set in the upper part after the connection of front piece and back piece, the left lower part, right lower part of front piece and the left lower part, right lower part of back piece and the two sides of crotch jointly form leg opening;The front piece and side seam are provided with soft elastic support strip;The back piece is provided with hip cup;The leg opening is provided with hemming.

This invention provides a data acquisition and detection device and method for underground sewage pipes connected to rainwater pipes. First, after the detection device enters the pipe, under the support of the power system and the action of sewage flow, the image system acquires pipe images, while the sensing system collects water quality chemical parameter data. Second, the GPS in the transmission system records the path and transmits the collected information to the ground terminal. Finally, the system automatically plots the path-water quality chemical parameter variation curve and the derivative variation curve of water quality chemical parameters with path s. Based on the abrupt changes in the water quality chemical parameter derivative variation curve with path s, combined with the image information, a comprehensive analysis is performed to determine whether there is a mixed or incorrect connection in the pipe. This acquisition and detection device has the advantages of comprehensiveness, high efficiency, ease of operation, low cost, and mass production capability, and has broad application prospects.