25results about How to "Reduce rollover" patented technology

The utility model discloses an inflatable life raft capable of turning over stably, and relates to the technical field of life rafts, the inflatable life raft capable of turning over stably comprises a life raft base and an annular enclosure air cushion installed on the surface of the top end of the life raft base, the annular enclosure air cushion is provided with an inlet, and the inlet is provided with an air inlet. An outer side air cushion is installed on the outer side surface of the life raft base, a pull rope is installed on the surface of one end of the outer side air cushion, a plurality of handle belts are installed on the outer side surface of the annular fence air cushion, and the surface of one end of the outer side air cushion is in movable contact with the surface of one end of the annular fence air cushion. People falling into the sea can conveniently enter the life raft base, meanwhile, overturning and shaking of the life raft base are reduced, the pull rope is matched with the handle belt, people falling into the sea can conveniently enter the life raft base from the entrance, and the life raft base is matched with the balance weight ball. The life raft base provides stable force in the overturning and shaking process, and the effect that a person is stabilized in advance on the life raft base is achieved.

The invention discloses an algae cleaning device capable of correcting balance, which comprises a protective cover and an ultrasonic assembly arranged in the protective cover, and further comprises a floating body box arranged at the bottom of the protective cover, and a moving mechanism for driving the floating body box to move is mounted on the floating body box. The moving mechanism comprises an air injection pipeline located underwater, an air pump located on water and an air supply pipeline and further comprises a driving unit used for driving the air injection pipeline to rotate in the circumferential direction, a correcting pipeline is installed on the lower side of the air injection pipeline, and a drainage mechanism is arranged on the air injection pipeline. When the air injection pipeline inclines, the correction pipeline is located on the lower side of the air injection pipeline, so that air is sprayed out from the lower side of the air injection pipeline, upward thrust is provided for the air injection pipeline, the air injection pipeline which is in an inclined state relative to the horizontal plane is subjected to the upward thrust, namely, the upward thrust appears on the opposite side of the tilted algae removal device; the auxiliary algae removal device is stable in correction, the tilting amplitude is reduced, and then the situation of side turning is reduced.

The utility model relates to the technical field of maintenance tools, and provides a car roof climbing ladder which comprises a climbing ladder body. The supporting device is used for abutting against the top of a vehicle body and comprises a first supporting frame and a second supporting frame, one end of the second support frame is arranged on the first support frame, and the other end is lapped with the top of the vehicle body; one end of the second supporting frame is hinged to the first supporting frame; one end of the self-locking folding clamping piece is arranged on the first supporting frame, and the other end of the self-locking folding clamping piece is arranged on the second supporting frame. The rubber sleeves are arranged at the ends, in lap joint with the top of the vehicle body, of the first supporting frame and the second supporting frame correspondingly. By means of the technical scheme, the problem that in the prior art, when a folding ladder is placed beside a high-speed train, stability is poor is solved.

The utility model discloses a rollover prevention device of an inflatable canoe, which relates to the technical field of inflatable equipment and comprises an inflatable canoe body, a built-in groove is arranged on one side of the inflatable canoe body, and a plurality of lower weight increasing block grooves with different sizes are arranged at the bottom end of the inflatable canoe body at the built-in groove. And the lower weight increasing block groove is used for placing weight increasing blocks with different weights. Through the lower weight increasing block groove and the upper weight increasing block groove, the effect of balancing the weight of users at the two ends of the inflatable canoe body is achieved. Weighing is conducted in advance, the weight increasing blocks are placed according to the weight difference, the weights of the two ends are basically equal, and the possibility of rollover can be effectively reduced. And after the weights at the two ends are balanced, the gravity center of the inflatable canoe body is more stable, linear sailing can be better kept in the driving process, and shaking and deviation are reduced.

The utility model provides a phase-change temperature testing device, which comprises a liquid storage tank for containing heat transfer fluid to soak a test sample; the magnetic stirring module comprises a body and a rotor, a liquid storage tank is placed on the body, and the rotor placed in the liquid storage tank rotates to stir the heat transfer fluid; a heating module for heating the heat transfer fluid; the test module comprises a gravity table, a supporting structure, a temperature sensor and a laser ranging probe; the gravity table is pressed on the test sample and ascends along with the heated rebound of the test sample; a laser ranging probe is installed on the supporting structure and located above the gravity table to monitor the ascending distance of the gravity table. The temperature sensor is arranged in the liquid storage tank to measure the temperature of the heat transfer fluid; and the clamp is arranged at the bottom of the inner side of the liquid storage tank and is used for clamping a test sample. The phase transition temperature testing device measures the phase transition temperature of the shape memory alloy product based on the BFR testing method, the detection cost can be reduced, and the detection efficiency and the detection precision can be improved.

The utility model belongs to the technical field of a secondary conveying belt of a driving and bolting machine, in particular to a secondary conveying belt structure for the driving and bolting machine, which comprises two symmetrically distributed rail pieces and a pair wheel assembly arranged on the two rail pieces, the pair wheel assembly comprises two walking wheels in a splayed shape and a connecting shaft connected between the two walking wheels, a carrier roller support assembly is arranged below each connecting shaft and located between the two walking wheels, three carrier rollers connected together in series through universal joints are installed between the carrier roller support assemblies, and Y-shaped clamping auxiliary rods capable of synchronously and relatively moving are arranged between the carrier roller support assemblies and located on the two sides of the three carrier rollers. The inner wall of each Y-shaped clamping auxiliary rod is rotationally provided with a plurality of clamping auxiliary rolling wheels, each clamping auxiliary rolling wheel makes rolling friction contact with the outer wall of the adjacent carrier roller, and one end of each Y-shaped clamping auxiliary rod is provided with an inclination angle adjustable auxiliary rod with the inclination angle capable of being adjusted.

The utility model belongs to the technical field of cultivation, and particularly relates to an oxygenation equipment fixing device which comprises a device rack. A plurality of groups of cutting grooves are formed in the side wall of the device rack; springs are fixedly connected to the side walls of the cutting grooves in the two sides. The end part of the spring is fixedly connected with a connecting block; a first connecting plate is placed on the lower connecting block; the first connecting plates slide up and down on the corresponding cutting grooves; the bottom of the first connecting plate is fixedly connected with a motor; the output end of the motor is fixedly connected with a first connecting rod; multiple groups of impellers are fixedly connected to the middle of the first connecting rod; the bottom of the first connecting plate is fixedly connected with multiple groups of buoys; by arranging a cutting groove, a spring and a connecting block, the damage of a motor and an impeller caused by rollover caused by shaking of a first connecting plate is reduced, and meanwhile the situations that the impeller cannot work normally due to rollover of the first connecting plate, the oxygenation effect of oxygenation equipment is reduced, aquatic organisms are affected by oxygen deficit, and the service life of the aquatic organisms is prolonged are reduced. And even death can be caused in severe cases.

The utility model discloses a super-long shaft wear-resistant and corrosion-resistant submerged pump which comprises a pump body, the conveying end of the pump body is connected with a filtering assembly, one end of the filtering assembly is provided with a protection assembly, one end of the pump body is provided with a first auxiliary assembly, and the pump body is provided with a second auxiliary assembly. According to the wear-resistant and corrosion-resistant submerged pump with the super-long shaft, conveyed objects can be filtered, damage to the inner wall of the wear-resistant and corrosion-resistant submerged pump with the super-long shaft is reduced, the filter screen cover can be cleaned in an auxiliary mode, the situation that the filter screen cover is blocked is reduced, and use of the wear-resistant and corrosion-resistant submerged pump with the super-long shaft is facilitated; noise generated by the wear-resistant and corrosion-resistant submerged pump with the super-long shaft can be subjected to auxiliary noise reduction treatment, the situation that the surroundings are polluted by noise can be reduced, and heat generated by the wear-resistant and corrosion-resistant submerged pump with the super-long shaft can be subjected to auxiliary heat dissipation treatment.

The utility model relates to concrete mixing and transporting equipment, aims to overcome the defects of the conventional concrete mixing and transporting vehicle with an inclined drum-type mixing drum, and provides a concrete mixing and transporting vehicle which is characterized in that a mixing tank comprises a three-section tank body with an arc-shaped bottom section and a mixer arranged in the tank body; the tank body is fixed on the frame and consists of a main body cylinder, a front conical cylinder and a rear conical cylinder, and a feeding port and a discharging port are formed in the rear end of the rear conical cylinder; the stirrer comprises a front stirring shaft, a middle stirring shaft and a rear stirring shaft which are connected in sequence and are correspondingly and rotatably mounted in the cylinders, and spiral stirring blades matched with the bottom wall surfaces of the corresponding cylinders are mounted on the stirring shafts; the front end of the front stirring shaft is positioned at a front end plate of the front conical cylinder and is in transmission connection with the stirring driving device; the spiral stirring blades can axially convey concrete; and the rear end of the rear stirring shaft is positioned at the discharge hole. According to the concrete mixing truck, the horizontal tank body fixed relative to the frame is adopted, and the stirrer is arranged in the tank body, so that the stability of the truck is improved, and the rollover condition of the truck is reduced.

The utility model discloses an anti-rollover light sightseeing yacht which comprises a deck and buoys, the lower portion of the deck is connected with the buoys, a fence is installed on the upper side of the deck, and propellers are installed on the lower side of the tail of the deck and on the inner sides of the two buoys. An operation table is arranged at the front end of the deck, a control system is arranged in the operation table, an operation rod and a control key are arranged on the upper side of the operation table, and a detachable stool is arranged on the upper side of the deck; and the control key, the propeller and the power supply system are electrically connected with the control system respectively. The buoy with the inner cavity and the interlayer is adopted, so that the weight is reduced, and the transportation is facilitated; the buoy is provided with the air port, the water port, the air pipe, the water pipe and the electromagnetic valve, so that water can be automatically injected into the inner cavity after the buoy enters water, and the phenomenon of rollover is greatly reduced; the multifunctional yacht is further provided with an alarm whistle, a music playing system and a help seeking system, the entertainment performance and the safety performance of the yacht are greatly improved, and the multifunctional yacht can be used for playing, fishing and lifesaving and has good popularization value.

The invention relates to an omni-directional wheel train, an omni-directional frame, an omni-directional moving platform and a bearing platform, the omni-directional wheel train comprises two side supporting plates, a wheel set with the two ends rotationally connected to the middle ends of the two side supporting plates respectively, a wheel carrier with the lower end rotationally connected to one ends of the two side supporting plates respectively, and a damping assembly; the upper end of the wheel frame is horizontally bent to form a transverse structure located over the wheel set, and the transverse structure is provided with a rotatable rotation gear. The damping assembly comprises a fixed blocking rod, a damping rotating shaft and at least one damping pair, wherein the two ends of the fixed blocking rod are rotationally connected to the other ends of the two side supporting plates correspondingly, the two ends of the damping rotating shaft are rotationally connected to the transverse structure, and the two ends of the damping pair are connected to the fixed blocking rod and the damping rotating shaft correspondingly. By the adoption of the technical scheme, the technical problems that when the load gravity center of an existing wheel train is biased, a vehicle body swings, steers unstably and even rolls over can be solved.

The application relates to an air-ground cooperative navigation control method and system based on global priori of an unmanned aerial vehicle and elastic preset performance tracking of an unmanned vehicle, and belongs to the technical field of autonomous navigation and cooperative control of unmanned systems. In view of the problems of a single system, such as a large blind area of sensing, a prominent calculation bottleneck, easy falling into a local minimum value in local obstacle avoidance, weak anti-interference performance in trajectory tracking and waste of communication resources in a complex environment, a layered cooperative architecture is adopted, the unmanned aerial vehicle is used to complete mapping, two-dimensional projection and global path planning and issue a discrete topological path, the unmanned vehicle generates a local trajectory through spatial domain robust differential game, dynamic optimization is realized by combining elastic preset performance control and internal and external double-loop reinforcement learning, high-precision tracking and global optimization of energy consumption are realized, and an event triggering mechanism is used to reduce communication load. The application improves navigation reliability, trajectory stability and resource utilization efficiency in a complex dynamic environment.

The utility model relates to the field of engineering machinery, in particular to a concrete mixing truck. Comprising a transportation box, the transportation box is installed on a vehicle body, a feeding port is formed in the top of the transportation box, a discharging port is formed in the bottom of the transportation box, and an inner cavity of the transportation box is used for containing concrete; the stirring mechanism is arranged in the transportation box and used for stirring concrete; the material conveying mechanism is arranged in the transportation box, and the position where the material conveying mechanism is located is lower than that of the stirring mechanism; according to the device, the appearance of a traditional concrete mixing and transporting cylinder is improved, and a sealed box body structure is adopted, so that the effective loading capacity of concrete is improved by more than 80%, the gravity center of the mixing and transporting cylinder is lowered, the phenomena of layering, segregation and the like of the concrete are improved, and meanwhile, the influences of rollover and height limitation are reduced.

The invention discloses an electric tricycle, which relates to the field of tricycles, and comprises a front frame, a middle frame and a rear frame, the front frame is connected with a handle for controlling the direction, the left side and the right side of the front frame are provided with front wheels, and the handle is connected with the front wheels through a direction control mechanism; pedals are connected to the front of the front frame, a seat framework inclining backwards is arranged on the middle frame, a seat is installed on the seat framework, and the shape of the seat is arranged along the structural trend of the seat framework, so that the posture of a driver is in a semi-lying type; the rear frame is connected with the rear wheel, and a driving motor is installed on the rear frame and connected with the rear wheel through a chain transmission mechanism. The gravity center of the electro-tricycle is low, the posture of a driver is a semi-lying type, rollover of the tricycle can be reduced, the tricycle is prone to uphill due to the large wheel track, the electro-tricycle can run on a flat road and can be in a cross-country and semi-lying type driving posture, human body vertebra impact can be reduced, the driving pleasure is improved, and the electro-tricycle is convenient to control.

The invention discloses an article sorting and weighing line, which comprises a sorting track and a plurality of tray assemblies arranged on the sorting track and used for placing articles, the plurality of tray assemblies circularly move along the extension direction of the sorting track, and is characterized by further comprising an annular track and at least two weighing assemblies, the weighing assemblies move circularly along the annular track, and at least two weighing assemblies are in contact with the tray assembly at the same time for weighing. The weighing assemblies can move around the annular track through the annular track, so that the weighing assemblies can synchronously move along with the tray assembly and conduct weighing, the problem that in the prior art, due to the fact that the weighing assemblies are fixedly arranged on a sorting line, weighing can only be conducted one by one is solved, and the sorting and weighing efficiency is greatly improved.

The invention provides a tissue storage box for histoembryology teaching and a use method thereof, and relates to the technical field of tissue storage boxes for histoembryology teaching, the tissue storage box comprises a shell, a placement box is slidably connected in the shell, a top cover is arranged on the upper surface of the shell, and a handle is fixedly mounted on the upper surface of the top cover; according to the invention, through the lifting mechanism, the rotating mechanism and the limiting rod, the top cover can be automatically turned over through the unique rotating mechanism design of the storage box, so that a sample is directly displayed on the inner side of the top cover, and teaching display is facilitated. The application of the lifting mechanism enables the height of the top cover to be adjusted according to requirements, the samples are ensured to be uniformly distributed and more perfect in visual field during display, the limiting mechanism prevents the top cover from being automatically opened after the top cover is closed through accurate clamping design, and the samples are ensured to be safely stored in a non-display state.

The utility model provides a feeding mechanism of a PACK production line, and relates to the technical field of battery processing, the feeding mechanism comprises a main frame and a battery feeding mechanism, the upper side of the main frame is provided with the battery feeding mechanism, through the arrangement of the battery feeding mechanism, when the battery feeding mechanism needs to be used, a C-shaped frame can directly shovel a battery on a conveyor belt onto the C-shaped frame to move, and the battery feeding mechanism is convenient to use. Therefore, touch of electronic equipment in the battery carrying process is reduced, battery original parts are prevented from being damaged, a micro-pushing hydraulic pump is controlled according to the width of the battery, the angle of a limiting plate is kept within a certain width, the problem that the battery rolls over towards the angle due to the angle problem when the battery slides off can be solved, and the service life of the battery is prolonged. The angle can be restrained to a certain degree, the visual scanner can conduct video scanning on the battery and observe the angle where the battery faces and whether the battery is damaged or not, the light supplementing lamp conducts light supplementing, finally data is summarized into the electric detector for data analysis, and the electric detector is matched with the whole equipment.

The invention discloses a landing device for a long-voyage manned vertical take-off and landing aircraft, and belongs to the technical field of aircraft buffering devices.The bottom of the aircraft is provided with a landing mechanism, the landing mechanism comprises a fixing block fixedly installed on the inner wall of the aircraft, and a hollow cylinder is fixedly installed on the outer wall of one side of the fixing block; tooth columns are slidably mounted in the hollow cylinders, adjusting blocks are fixedly mounted on the sides, away from the fixing blocks, of the tooth columns, supporting rods are hinged to the bottoms of the fixing blocks and the bottoms of the adjusting blocks correspondingly, the bottoms of the two supporting rods are hinged to the same connecting block, and the connecting blocks are connected with moving wheels. An anti-collision bottom plate is installed on the lower surface of the aircraft, and when the driving structure moves the moving wheels upwards, the lower surface of the anti-collision bottom plate is lower than the lower ends of the moving wheels. Compared with a traditional vtol aircraft, spring damping and sliding rail damping are combined, the anti-collision enclosure is designed, multiple damping of the structure is achieved, and the problems that the unstable phenomenon that a large-weight aircraft jumps up and down during hard landing and the damping effect is poor are reduced to the maximum extent.

The utility model relates to packing technical field discloses a carton turnover machine mechanism, including frame, the frame top fixedly connected with top cover, the frame left and right sides all are fixedly connected with side face closing board, two the side face closing boards opposite side all are fixedly connected with fixed wallboard, two the fixed wallboard opposite side all are fixedly connected with two slide rails, four The outer surfaces of slide rail all are fixedly connected with connecting rod, two fixed wallboard between being provided with two conveying line frames, in the utility model, through covering power belt on power cylinder, carton and product operation are more stable, carton cover page will not be inserted between two power cylinders, will not damage the end face of product, and conveying line frame is pressed from top to bottom through pressure cylinder, and through the effect of connecting rod, the upper and lower two layers of power cylinder are then compressed tightly carton and product, and then the whole carries out 180 degrees rotation, solve the problem of heavy product carton when turning over and consume manpower.

The article storage tray based on the supply chain management system comprises a tray body, fixing grooves, rubber belts, inserting blocks and shock absorbers, inserting grooves are formed in the left side and the right side of the top end of the tray body, buckling grooves are formed in the centers of the front surface and the surface of the opposite side of the tray body, and grooves are formed in the positions, on the two sides of the buckling grooves, of the top end of the tray body; connecting buckles are fixedly installed at the bottoms of the grooves, rubber belts are detachably installed between the connecting buckles, a sliding strip is fixedly connected to the lower portion of the left side wall of the tray body, and a sliding groove is formed in the lower portion of the right side wall of the tray body. The stability between every two adjacent trays is kept by arranging the inserting strips and the inserting grooves on the left side and the right side, the shock absorbers are arranged for buffering heavy objects, the trays are prevented from being damaged in the carrying process, and practicability is high.

The utility model discloses an edible mushroom sterilization furnace, and relates to the technical field of edible mushroom processing. A driving motor is fixedly installed on the left side of the sterilization furnace body, the output end of the driving motor is fixedly connected with a rotating shaft, and a connecting piece is arranged on the right side of the rotating shaft; the swinging device comprises a mounting plate, a sliding block, a sliding rail, a placing disc, a first mounting rod, a first connecting plate, a second mounting rod, a third mounting rod, a third connecting plate, a third fixing rod and a traction piece; a mounting plate is fixedly mounted at the position, close to the center, of the left side wall in the sterilization furnace body, a sliding rail is circularly mounted on the right side of the mounting plate, sliding blocks are circularly distributed in the sliding rail, first mounting rods are arranged on the right sides of the sliding blocks, and first connecting plates are arranged on the right sides of the first mounting rods; second mounting rods are arranged at the positions, close to the rear ends, of the right sides of the first connecting plates correspondingly, and placing discs are fixedly connected to the right sides of the second mounting rods correspondingly.

This application relates to an automatic lipstick filling device, belonging to the field of cosmetic production equipment. It includes a mold unit, a feeding unit, and an injection pipe. The injection pipe includes a first section and a second section, which are telescopically connected. The first section is inserted into the mold cavity and has a port for the lipstick core material to flow out, located at one end of the first section near the bottom of the mold cavity. A baffle is fixedly installed on the first section, adaptable to the end face of the mold cavity. The lipstick core material inside the mold cavity can push the baffle and the first section to move away from the bottom of the mold cavity. An elastic element connected to the first section is provided on the second section, which can press the first section towards the mold cavity. During the upward movement of the baffle, the device continuously compresses the material, thereby improving the filling density, reducing defects such as air bubbles and voids, and improving the molding quality of the lipstick core product.

The utility model belongs to the technical field of construction material transportation, and particularly discloses a material transportation device for green building construction, which comprises a material transportation hopper, moving wheels are rotatably mounted at the bottom of the material transportation hopper, and a push rod and a transportation damping mechanism are fixedly mounted on one side of the material transportation hopper. The conveying damping mechanism used for reducing material moving impact during conveying of the conveying hopper is arranged on one side of the conveying hopper. When materials need to be transported, the materials can be transported through the material transporting hopper, and impact generated by shaking of the materials during transportation can be buffered through the transportation damping mechanism when the materials are moved during transportation, so that the problem that the material transporting hopper rolls over due to collision and impact of the materials is solved; and specifically, material impact can be protected and buffered through the protection replacement assembly during material conveying, the protection plate can be replaced when damaged, the service life of the protection replacement assembly is prolonged, and discharging can be quite convenient and fast through the discharging assembly during discharging.

The present invention discloses a mountain all-terrain transportation system, which relates to the field of mountain transportation technology, and includes a transport vehicle and a track. The transport vehicle also includes a pallet, a load-bearing plate, a wheel seat, a sliding mechanism and a counterweight mechanism. The sliding mechanism is installed on the wheel seat, the sliding mechanism is slidably connected to the track, the wheel seat is connected to the lower surface of the pallet, the load-bearing plate is located above the pallet, and the counterweight mechanism is arranged between the load-bearing plate and the pallet. The counterweight mechanism includes two pressure detection units, a counterweight block, an adjustment mechanism and a buffer mechanism. The pressure detection unit is installed on the upper surface of the pallet, the adjustment mechanism is arranged on the upper surface of the pallet and is used to adjust the moving position of the counterweight block, the moving direction of the counterweight block is perpendicular to the extension direction of the track, and the buffer mechanism is arranged on the upper surface of the pallet and is used to buffer the load-bearing plate. The present application has the effect of improving the efficiency of mountain transportation.