122results about How to "Won't roll over" patented technology

The invention relates to an explosion-proof reconnaissance robot, which comprises an explosion-proof reconnaissance robot moving platform, an explosion-proof environment parameter acquisition mechanism, an explosion-proof infrared data acquisition mechanism, an explosion-proof camera mechanism and a host computer console. Crawler belt falling or rolling over does not happen when the explosion-proof reconnaissance robot passes an object with different left and right heights; the explosion-proof reconnaissance robot can still travel safely when high-temperature flame burns a body per se or crawler belts; through the communication protocol and the control mechanism, the chassis control algorithm driven by the target can be realized, and the response speed and control precision of the robot are improved; the movement performance, safety and applicability of the reconnaissance robot in the complex, harsh or even high-risk environments are improved, the survival rate of the reconnaissance robot is increased, the reconnaissance robot can enter the scenes of dangerous disasters and accidents, such as radioactive, high-temperature, flammable and combustible, toxic, oxygen-deficient and heavy-smoke scenes, for reconnaissance, data acquisition and even rescue by replacing workers, and thus the problems such as personal safety of workers and insufficient data acquisition at the scenes areeffectively solved.

The invention discloses a tool kit with mutually-locked drawers, comprising a kit body, N drawers, two sliding guide rail pairs of each drawer, a kit guide plate, a clamping strip and a locking assembly, wherein the N drawers are vertically and successively arranged in the kit body. The tool kit has the main characteristics that the clamping strip goes up along the inclined plane of the wedge of the spring bolt of the locking assembly to ensure that the rest drawers can not be opened. The tool kit with mutually-locked drawers has the characteristics of reasonable structure and the like and can not roll over.

The invention discloses a tooling structure for mounting a rotor magnetic pole component of a permanent magnet generator. The tooling structure for mounting the rotor magnetic pole component of the permanent magnet generator comprises a magnetic steel base, an alignment plate, a hydraulic rod, a thrust plate and pressing screw rods; the magnetic steel base is mounted on a rotor bracket of the permanent magnet generator through the alignment plate, a plurality of guide grooves are formed in the peripheral surface of the rotor bracket, an alignment block is arranged on the alignment plate, and the magnetic steel base is inserted into the guide grooves through the alignment block to be positioned and mounted automatically; the hydraulic rod is connected with the thrust plate through threads, and an external driving device provides power to the hydraulic rod; an installation position for accommodating the rotor magnetic pole component is reserved on the magnetic steel base, and configured with a detachable baffle plate for blocking a magnetic pole pressing plate and a magnetic pole firstly placed at the installation position by the rotor magnetic pole component, the other magnetic poles are pushed to the installation position by the thrust plate, in the assembling process of the rotor magnetic pole component, the magnetic pole is pressed closely by the pressing screw rods mounted on the magnetic steel base. By adopting the tooling structure disclosed by the invention, the assembling efficiency and the assembling reliability can be improved.

The invention relates to an automated guided vehicle. The automated guided vehicle includes a robot body, a lifting mechanism, and a working platform. Multiple moving devices are disposed on the bottom surface of the robot body, and the moving devices are connected with a base of the robot body through an anti-turnover device; the lifting mechanism is fixedly disposed on the upper surface of the automated guided vehicle and is arranged to move up and down in a vertical direction, and is arranged as a shear fork type lifting mechanism; and the working platform is fixed to the top end of the lifting mechanism and is rotatably connected with the lifting mechanism. The automated guided vehicle can ensure driving safety, also ensures the safety of goods, and at the same time, enables the working efficiency to be greatly improved.

The invention provides a crankshaft type vertical lifting mechanism and a working method. The crankshaft type vertical lifting mechanism comprises a mechanism body, a feed conveying device and a receiving conveying device. The mechanism body comprises a driving sprocket device, a driven sprocket device, a crankshaft connection device, a claw bar, a driving motor and a base. The feed conveying device comprises a rack, a double-side roller and a first single-side roller. The receiving conveying device comprises a second single-side roller and a conveying belt. The vertical lifting equipment provided by the invention is reasonable in structure, small in occupied area, high in circulation speed and not liable to be turned laterally.

The invention discloses a cable saddle transverse moving system and a cable saddle transverse moving construction method. The cable saddle transverse moving system is characterized in that a pulley block is installed on a steel cable between a cable saddle flatcar and a steering seat, a small-diameter steel cable which is connected with the pulley block and a hoist is wound through the steering seat to enable the steel cable to pass through the steering seat more easily, the contact area between the steel cable and the steering wheel of the steering seat is reduced, the friction between the steel cable and the steering wheel of the steering seat is reduced, the wear caused by the friction between the steel cable and the steering wheel of the steering seat is reduced and the risk that the steel cable is broken due to the wear is reduced. The cable saddle transverse moving construction method is characterized in that a ship is used for transporting arch rib sections; after the ship reaches a position right below the installation position of the arch rib sections, the body of the ship is stopped, anchored and fixed along the water flowing direction of a river, only the head or the tail of the ship is under the impact of water flow, the impact of the water flow to the body of the ship is reduced, and the ship can realize the transportation and the hoisting of the arch rib sections in a raging river channel without being turned over from one side.

The invention relates to the technical field of mechanical equipment, in particular to mechanical type clearing equipment for inner rust of a steel pipe based on a construction site use. The technicalproblem to be solved by the invention is that a large amount of resources can be wasted when the rust on the interior of the steel pipe in the construction site use. The invention provides the mechanical type clearing equipment for the inner rust of the steel pipe based on the construction site use, the equipment comprises a base box, the top of the base box is correspondingly and fixedly connected with a sliding device, an inner wall grinding device and a fixing device from left to right, and a kinetic energy conversion device and a steel pipe rotating device are arranged inside the base box. The mechanical type clearing equipment for the inner rust of the steel pipe based on the construction site use has the beneficial effects that grinding can be carried out on the interior of the steel pipe in a rotating mode, so that the inner wall of the steel pipe can be better polished by the clearing equipment; when the inner wall of the steel pipe is polished, the steel pipe can rotate at the same time, so that the grinding effect is better, and the steel pipe does not shake in the rotating process.

The invention provides a shape-shifting spherical detection robot which has high obstacle crossing capacity. The shape-shifting spherical detection robot comprises a spherical shell, grip hooks, a shape shifting mechanism, a driving mechanism, a dynamic and static connecting mechanism, a central platform and a tail wheel assembly. The spherical robot has two states. The spherical robot is spherical in the initial state. In the initial state, the grip hooks of the spherical robot are closed, the internal mechanism and the tail wheel assembly are both wrapped inside the spherical shell, so the spherical robot is convenient to store, carry and transport; when the spherical robot conducts shape shifting, two motors conduct differential motion in opposite directions and drive the spherical shell to be opened under the combined action of internal spring force, the grip hooks are opened, a tail wheel is popped out, and a camera carried internally can shoot environment images and transmit the environment images wirelessly to a remote receiving end in real time. The grip hooks make contact with the ground in turn after being opened to drive the robot to move. A left hemispherical shell and a right hemispherical shell are driven by the two motors respectively; when the two motors rotate at the same speed in the same direction, the robot can move forwards or backwards; when the two motors conduct differential motion, the robot can turn around. The shape-shifting spherical detection robot can move flexibly in poor terrain to execute detection tasks.

The invention discloses a multifunctional navigation mark. The multifunctional navigation mark comprises a floating body, the floating body is hemispherical, an upper chamber and a lower chamber are arranged in the floating body, a control device and a storage battery are arranged in the upper chamber, the control device comprises an acousto-optic image information processing module, a water flowmeteorological information processing module, a sonar information processing module, a magnetic field information processing module, a GSM system, an ALS system and a Beidou remote measurement and control module which are arranged in the control device, a filler is arranged in the lower chamber, a hemispherical transparent cover is arranged on the upper surface of the floating body, a signal lampis arranged in the hemispherical transparent cover, a vertical supporting rod is arranged at the top of the hemispherical transparent cover, a support is arranged at the top end of the vertical supporting rod, an antenna with a first information collecting probe is arranged on the support, an inhaul cable is arranged at the bottom of the floating body and connected with a positioning anchor, and the inhaul cable is provided with a first signal transmission line and a second signal transmission line. Self-positioning, maintenance-free, anti-corrosion, anti-rollover, waterproof biological adsorption, non-combustibility, high strength, radar wave absorption and multi-angle monitoring are realized.

The invention discloses a small feed granulator. The small feed granulator comprises a device machine body, a transmission device and a main box; the main box body is internally provided with a circular mould, one side of the circular mould is provided with a circular mould main shaft and is connected with the transmission device, and the other side of the circular mould is provided with a compression roller connector; the compression roller connector is coaxial with the circular mould main shaft; a pair of compression roller structures is arranged in the circular mould, and each compression roller structure comprises a compression roller eccentric shaft and a compression roller shell; the compression roller eccentric shafts are fixed to the compression roller shells through compression roller end covers, the tail ends of the compression roller eccentric shafts are of a spline structure and are cooperatively connected with the other end of the compression roller connector, and the outer surface of each compression roller shell is in a tooth arc shape; gaps are formed in the contact portions of the compression roller shells and an inner cavity of the circular mould; a cutter deviceand a discharging plate are arranged below the circular mould. The small feed granulator is simple in structure, easy to operate and maintain, high in production efficiency and very suitable for homeuse of farmers.

The invention discloses a cutter cabinet which comprises a cabinet body, wherein cutter drawers are arranged at the middle part of the cabinet body, the cutter drawers are internally provided with holes matched with cutter handles, the middle of the cabinet body is fixed with a cylindrical straight gear through a bearing, and the cylindrical straight gear is mutually meshed with racks of the cutter drawers. According to the cutter cabinet, when the cutter drawer at one side is pulled, the rack on the cutter drawer can drive the cylindrical straight gear to rotate, simultaneously, the cylindrical straight gear drives the rack on the cutter drawer at the other side to move, so that the cutter drawer at the other side can be pulled to the opposite direction, thereby avoiding the condition that when the cutter drawer at one side is individually pulled out, the cutter cabinet is turned on the side due to the weight of cutters.

The invention discloses a sea bottom ocean current power generation and electric energy storage system, and two electronic compasses are respectively used for detecting the directions of a horn mouth and a tripod; an acoustic doppler current profiler (ADCP) is used for detecting the direction of ocean current, and the direction information is transmitted into a microcontroller; the microcontroller is used for controlling the rotation of an underwater motor by an underwater motor controller, so that the direction of the horn mouth is consistent with that of the ocean current all the time; the horn mouth is used for converging the sea bottom ocean current, and an impeller is driven to rotate after the ocean current is converged, so that an ocean current electric generator rotates to generate electricity; the generated electric energy is stored by a charging and power supply circuit and is used for supplying powder for sea bottom equipment. According to the system, a self-balancing system is formed by a cross-shaped universal joint, so that the system is stable and does not overturn towards the side when in use; furthermore, the system is capable of rotating along with the ocean current direction in real time, so that the ocean current energy is utilized to the utmost extent, and the ocean current energy is converted into electric energy and stored, so that the external equipment can be supplied with power.

The invention discloses a balance training table for martial art teaching. The table comprises a square body, a first groove is formed in the top of the square body, a second groove is formed in the square body, a sliding groove is formed in the inner wall of the first groove, the sliding groove is communicated with the first groove, a sliding plate is connected into the sliding groove in a sliding mode, and a supporting plate is connected into the first groove in a sliding mode. According to the invention, the sliding groove is formed in the first groove; a sliding plate and a sliding grooveare added; the stability of the supporting plate is improved; through adding of support rods, the movement track of the support sleeve is limited; by additionally arranging a first spring, the supporting sleeve can return to the original position, by additionally arranging a sliding block and a strip-shaped groove, a first movable rod can swing, by additionally arranging a second fixing plate, a first sliding sleeve can swing, by additionally arranging a clamping rod, a second sliding rod can drive the clamping plate to move, by additionally arranging the first fixing plate, the stability of the first movable rod is improved.

The invention particularly relates to an electric vehicle with a supporting frame. The electric vehicle with the supporting frame comprises a body and a pedal; a speed sensor is arranged on one side of a rear wheel of the body; the pedal is of a box structure; a pedal cover is arranged on the upper surface of the pedal; a data analysis controller is fixed to the tail end of the pedal; the speed sensor and the data analysis controller are electrically connected; a transverse shaft of the supporting frame penetrates through the middle position of the pedal in the transverse direction from the left to the right; a small motor is arranged besides the supporting frame, and is electrically connected with the data analysis controller; the small motor is gear motion connection with the transverse shaft of the supporting frame; two tail ends of the supporting frame are connected with rollers. The problem of easy rollover of the electric vehicle in the prior art caused by the fact that the electric vehicle needs to be supported by two feet when being stopped and some older people and children cannot support the electric vehicle with feet is solved.

The invention discloses a multidirectional moving chassis of an aloft work vehicle of an aloft worker platform and relates to the technical field of aloft work equipment. The chassis comprises a crankshaft mechanism. The chassis is rotatably connected below the crankshaft mechanism, a worktable base is fixedly connected to one side of the crankshaft mechanism, the crankshaft mechanism comprises alarge arm, a vertical arm is arranged below the large arm, a slot is formed in the top of the vertical arm, two sides of the slot of the vertical arm are rotatably connected to the large arm through aconnecting shaft, and a revolving support is arranged below the vertical arm. By sliding connecting a worktable to the worktable base and the groove, a movable distance in a horizontal direction is extended by moving the worktable directly when the chassis is used without moving in the horizontal direction by rotation of a crankshaft, so that the chassis is suitable for various working environments, and solves the problem that the worktable cannot be sent to an appointed position as the crankshaft which is longer is hindered in rotation in some narrow space.

The invention provides a self-adaptive three-cylinder side-turn-prevention shock absorber and belongs to the technical field of automobile accessories. The self-adaptive three-cylinder side-turn-prevention shock absorber solves the problem that an existing shock absorber is poor in heat dissipation effect and does not play a role in solving the side turn problem and the 'nodding' problem of a vehicle. The self-adaptive three-cylinder side-turn-prevention shock absorber comprises an oil storing cylinder, a working cylinder, a piston rod, a base and a guiding device, wherein the working cylinder is arranged in the oil storing cylinder, the guiding device is fixed to the top end of the oil storing cylinder and the top end of the working cylinder, and the base is fixed to the bottom end of the oil storing cylinder and the bottom end of the working cylinder. The self-adaptive three-cylinder side-turn-prevention shock absorber further comprises an outer cylinder, wherein the oil storing cylinder is arranged in the outer cylinder, and the guiding device is provided with a circulating hole communicated with the top end of the working cylinder and the top end of the outer cylinder. A first one-way valve is arranged at the inner end of the piston rod, and a second one-way valve is arranged at the bottom end of the working cylinder. The one-way communicating direction of the first one-way valve and the one-way communicating direction of the second one-way valve are the same. An inertia valve is further arranged at position of the base. The self-adaptive three-cylinder side-turn-prevention shock absorber has the advantages of being good in heat dissipation effect, capable of improving the ability of the vehicle to resist side turn or the 'nodding' phenomenon.

The invention discloses a tricycle chassis with the adjustable gravity center, and relates to the technical field of manufacture of tricycle frames. The tricycle chassis solves the problem that the gravity center of an existing tricycle frame cannot be adjusted. The tricycle chassis comprises a tricycle frame for carrying a tricycle body. The front end of the tricycle frame is fixedly connected with a bearing base by a goose-neck connecting portion, a front wheel is mounted at the front end of the goose-neck connecting portion via a front fork, a balance adjusting tank is arranged in the middle of the bearing base, a left half axle is connected to the left side of the balance adjusting tank, an adjustable left wheel mounting rack capable of swinging vertically is mounted on the left half axle, a left wheel is mounted at the tai lend of the left wheel mounting rack, a right half axle is connected to the right side of the balance adjusting tank, an adjustable right wheel mounting rack capable of swinging vertically is mounted on the right half axle, and a right wheel is mounted at the tail end of the right wheel mounting rack. The tricycle chassis has the advantages that the gravity center of the tricycle body can be adjusted when the tricycle body turns and is inclined, so that a tricycle can turn at a high speed without rollover due to centrifugal force, and the safety performance is high; and the mounting racks for mounting the left wheel and the right wheel can swing vertically and are adjustable, so that the tricycle is high in obstacle crossing performance and excellent in vibration reducing performance.

The invention provides a veering driving assembly for a rear axle rim tire. The veering driving assembly comprises a first veering cylinder and a second veering cylinder which are connected with two ends of a veering cylinder supporting base; the axes of the first veering cylinder and the second veering cylinder are located in a same straight line; the other ends of the first veering cylinder and the second veering cylinder are connected with a connecting rod of a veering hinge connecting assembly; and one end of the connecting rod is connected with the veering hinge connecting assembly, so as to realize the veering. According to the veering driving assembly provided by the invention, the hinge of a frame is omitted, so that the frame is an integrated frame, the stable rigidity of a vehicle body is enhanced and the vehicle body is free from turning on one side due to full load. Meanwhile, a machine counterweight and an operating subject matter are in a same horizontal axis all the time, no heeling overturning danger signal exists, and the operation is convenient and flexible.

The invention belongs to the technical field of building materials, and particularly relates to an assembly type building reinforced concrete prefabricated plate carrying machine, which comprises a bottom plate provided with rotating wheels. Two side plates are installed on the bottom plate; two mounting plates perpendicular to the side plates are mounted at the tops of the two side plates; a first sliding rail is mounted between the two mounting plates; a first motor is mounted on the mounting plate; the first motor is connected with a lead screw; the lead screw is in running fit with the twomounting plates; a strip-shaped hoisting table is in sliding fit with the first sliding rail; a connecting frame is installed on the bottom face of the hoisting table; a hoisting disc is installed onthe bottom face of the connecting frame; a counterweight mechanism is mounted between the two mounting plates; a plurality of pressure bearing rods perpendicular to the side plates are arranged on the two side plates in a sliding fit mode; and the edges of the longitudinal sections of the pressure bearing rods are matched with the inner sides of web member steel bars of the reinforced concrete prefabricated plate. When the reinforced concrete prefabricated plate is carried, the reinforced concrete prefabricated plate cannot slide, the carrying stability is improved, operation is convenient, and the transportation efficiency is high.

The invention relates to an intelligent tilt adjustment system and belongs to the field of shipbuilding and upgrading and rebuilding of old ships. The frequent occurrence of shipwreck accidents is mainly caused by the fact that ships are unsteady and tilted and thus water enter. If tilting of the ships can be timely found and timely adjusted, the shipwreck accidents are avoided. The system can automatically monitor and adjust tilting of the ships, the balance of the ships is ensured, and no shipwreck accidents occur. The system is mainly composed of a tilt adjustment bin, a ship tilting monitoring controller and a high pressure gas supply system. Full-time and omnibearing automatic tilting adjustment can be achieved, and when the ships encounter the extreme danger and tilting adjustment isinvalid, the system can automatically alarm and automatically start emergency facilities. The externally hung air-cushion type intelligent tilting adjustment bin has damping and anti-shaking functions, the ships thus can rise and fall in water, and the tilting adjustment bin plays a role in lowering the center of gravity, maintaining the stability and relieving shaking. A pressure sensor can monitor cargo loading and balancing situations on the ships, and overload or load imbalance is prevented. An emergency monitoring controller can monitor any wreck danger and give an alarm.

The invention relates to an intelligent regional drinking water pollution source detection device, and provides a device for detecting pollutants in water by combining spectral detection and image detection. According to the device for detecting the pollutants in the water by combining the spectral detection and the image detection, a defect of a single detection method can be overcome, and the accuracy of detection is provided; a detection ship which can be applied to a water area is provided, the pollutants in a large area of a water body can be detected under the control of a cloud host, and detection results are displayed on a display device intelligently; and the cloud host can automatically identify the location of the pollutants with highest concentration and mark the pollutants with the highest concentration as suspected pollution sources. The invention provides a novel underwater long optical path length cell; the novel underwater long optical path length cell utilizes the characteristics of a superhydrophobic structure to form total reflection under water; and an automatic ultrasound cleaning device and a gas blowing device capable of supplementing gas are arranged, and the long and stable operation of the device is ensured.

The invention relates to a belt conveyor for feeding of a grinder. The belt conveyor comprises a frame, a driving drum, a drive device, a driven drum, a conveying belt, a frame support structure and a conveying belt support structure. The frame support structure is composed of an A-type tailstock, an H-type front supporting leg and an inclined strut, the conveying belt support structure is composed of a wood footplate mounted at the upper end face of the frame and a plurality of lower touch rolls mounted on the lower end face of the frame, the A-type tailstock, the H-type front supporting leg and the frame are in hinged connection, one end of the inclined strut is hinged on the frame while the other end of the same is hinged on the H-type front supporting leg, the inner side surface of a conveying belt bearing section is attached onto the wood footplate on the upper end face of the frame, and the outer surface of a conveying belt no-load back-turning section contacts with rollers of the lower touch rolls. The belt conveyor for feeding of the grinder has the advantages that the conveying belt bearing section operates on the wood footplate in an attaching manner, so that transportation is stable, and waste materials cannot be jittered; and the conveyor frame is hinged with the A-type tailstock and the H-type front supporting leg, and stability of the whole conveyor is improved as the A-type tailstock is low in gravity center.

The invention relates to the technical field of articles of daily use and discloses a draw-bar box with a snap joint for conveniently fixing. The draw-bar box comprises a box body; a fixing drum and afixing sleeve are respectively fixed on side walls of the box body; a baffle block is fixedly connected with the interior of the fixing drum; a moveable rod and a resetting spring are respectively moveable connected with the interior of the fixing drum; the resetting spring is moveably connected with an outer wall of the moveable rod; the moveable rod is moveably connected with the interior of the fixing sleeve; a fixing case is fixedly connected with the bottom of the box body; an adjusting box and a control box are respectively fixed in the fixing case. Due to the arrangement of fixing case, control box and adjusting box, the draw-bar box with the snap joint for conveniently fixing is endowed with a fixing function. When the draw-bar box is placed, support legs and a sucker are utilizedto enhance the firmness of the draw-bar box, so that the placement of the draw-bar box is not influenced by floor and is more stable, and the draw-bar box is prevented from turning on one side and resulting in damage to articles in the box body.

The invention discloses a logistics stacker for carrying logistics parcels in the technical field of logistics stacking devices. The logistics stacker comprises a clamping and parcel releasing mechanism and a parcel receiving and stacking mechanism. The parcel receiving and stacking mechanism is arranged on the left side of the clamping and parcel releasing mechanism, the clamping and parcel releasing mechanism clamps yardage rolls to release the yardage rolls in empty baskets successively, and drives the parcel receiving and stacking mechanism to push out the three emptying baskets successively during yardage roll releasing, so that the yardage rolls are stacked in layers, the cylindrical yardage rolls which are clamped are placed in an emptying cabin, the cylindrical yardage rolls whichare stacked do not overturn and are stacked more stably without personnel participation. The logistics stacker stacks the yardage rolls full-automatically and is convenient and rapid.

The invention provides a drug plate conveying device for an aluminum-plastic foamed mask packaging machine. The drug plate conveying device comprises a packaging machine, and further comprises a first conveying mechanism, a turnover mechanism and a second conveying mechanism, wherein the first conveying mechanism comprises a first bracket and a slide rail positioned on the first bracket; the slide rail is equipped with a horizontal part, an inclined part and a bending part in sequence; a slide slot is further formed in the slide rail; a horn-shaped opening is formed in the slide part of the horizontal part; the opening faces towards the packaging machine; the turnover mechanism comprises a second bracket and a slide plate, the slide plate is fixed on the second bracket and arranged in an inclined manner; a turnover roller wheel is arranged on the slide plate; the center line of the turnover roller wheel is perpendicular to the slide slot direction of the slide rail; the rotary direction of the turnover roller wheel and the drug plate slip direction are the same. The drug plate conveying device is simple in structure and a has good turnover effect to the drug plate.

The invention discloses an amphibious rolling cabin with built-in drive. The amphibious rolling cabin comprises a rotating body provided with a manhole, a vent hole and an observing hole. An electric driving vehicle is arranged in the rotating body. The rotating body is a ball formed by connecting two semi-balls in butting mode, or a cylinder formed by two semi-cylinders in butting mode, or a combination formed by connecting the ball and the cylinder in butting mode or a combination formed by connecting cylinders with different diameters in butting mode. The amphibious rolling cabin has the advantage of being novel and unique in shape, amphibious, flexible to move, good in safety performance and controllable in inside environment, having a protecting function for people, motive power machines and instruments and devices, having a protecting effect on land anti-terrorism activities or detection, fire extinguishing and the like, having the capacity of towing machines to approach incident places to deal with emergency accidents, being capable of preventing turning on one side, and having a better protecting function when being applied to activities of water life saving, operation above water, water tourism and drifting and the like compared with a conventional boat.

The invention relates to a high-stability movable accompanying bed comprising supporting legs arranged below a bed board, the multiple supporting legs are arranged, the supporting legs comprise supports connected with the bed board and idler wheels arranged at the ends, away from the bed board, of the supports, each support is provided with two idler wheels, an included angle is formed between theconnecting line of the two idler wheels arranged on the same support and at least two edges of the bed board, and the included angle is an acute angle or an obtuse angle. According to the accompanying bed in the invention, the supporting legs are arranged, the two idler wheels are arranged on each supporting leg, and an included angle is formed by the connecting line of the idler wheels and the edges of the bed board, so that high stability of the accompanying bed is achieved, and it is guaranteed that the bed body cannot roll over when the bed body is seated and pressed at any corner.

The invention relates to the field of the maintenance of high-tension lines, and particularly relates to a convenient-to-supply-with-power deicing device for a high-tension line. The device provided by the invention comprises a thawing device and a power supplying device, wherein the thawing device is connected with the power supplying device through an external wire and is supplied with power; the external wire is wound on the power supplying device. According to the convenient-to-supply-with-power deicing device, the power is supplied to the thawing device through the power supplying device; the power is supplied reliably; further, the power supplying device can assist to recover the thawing device; balls of the convenient-to-supply-with-power deicing device are in contact with a high-tension cable; an electric wire cannot be damaged; two sides are heated; gaps among the balls can be appropriately increased; in this way, the processing speed can be quickened, that is, while the deicing is carried out in an advancing direction, the deicing can be also continuously carried out on a cable at a rear side.