32results about How to "Less likely to slip" patented technology

The invention relates to a multifunctional pipeline robot which comprises an advancing device, a sweeping device and a control circuit board. A driving device is arranged on the advancing device. The multifunctional pipeline robot further comprises a planetary wheel set A arranged on the advancing device and a planetary wheel set B arranged on the sweeping device, the advancing device is connected with the sweeping device through a spring, and a walking device pushes the sweeping device to advance in a pipeline. When the sweeping device encounters a curve, the spring can be net, and a steering function of the whole robot is achieved. Due to the fact that the walking device and the sweeping device are separately arranged, the length of the whole pipeline robot is quite decreased, and the phenomenon that the pipeline robot is clamped in the curve does not easily occur. The driving device adopts a worm wheel and worm structure, when the pipeline robot stops at a certain position in a vertically pipeline to perform sweeping or detection, a worm wheel does not drive a worm to rotate by utilizing the self-locking performance of the worm wheel and worm structure, and the phenomenon that driving wheel cannot reversely rotate and accordingly the pipeline robot slips down can be avoided.

A ski boot is provided that includes an outer shell, an inner liner disposed within the outer shell and a functional shoe insertable into and removable from the inner liner by means of a rearforward to forward manner.

A ski boot is provided that includes an outer shell, an inner liner disposed within the outer shell and a functional shoe insertable into and removable from the inner liner by means of a rearforward to forward manner.

The invention relates to an assembly type building prefabricated steel structure connecting and positioning machine and a construction method. The machine comprises L-shaped fixing seats, electric hydraulic pushing rods, reinforcing rods, connecting plates, a supporting seat, placing seats, clamping mechanisms and a driving mechanism, wherein the number of the L-shaped fixing seats is two, one ends of the two L-shaped fixing seats are fixed through the connecting plates, the reinforcing rods are arranged at one sides of the L-shaped fixing seats, the electric hydraulic pushing rods are arranged at the upper ends of the L-shaped fixing seats, the outer walls of the electric hydraulic pushing rods are welded with bearing trays, the supporting seat is arranged at the upper ends of the trays,the driving mechanism is arranged at the center of the top of the supporting seat, the placing seats are welded to the tops of the electric hydraulic pushing rods, and the clamping mechanisms are arranged at the two side walls of the placing seats. According to the machine and the method, two steel beams can be connected and positioned at the same time, so that the working efficiency is high, andthe feeding amount of the two steel beams can be guaranteed to be the same; and meanwhile, the multi-stage clamping mechanisms are adopted to fix the steel beams so that the contact surfaces between clamping structures and the steel beams cannot slip, and the repeated operations are not needed.

The invention provides a multifunctional walking machine desk with the speed controlled by a user. The desk comprises a lifting desk frame, a crawler-type unpowered walking machine base and a detachable suspended sitting plate. The unpowered walking machine base comprises an unpowered crawler walking machine, and the bottom of the unpowered walking machine base is provided with a buffer support; the lifting desk frame comprises a desk plate, a desk top support frame and buffer armrests, lifting rods are connected to support rods in an inserted mode and fixed through inserted pins, and the stability of the support rods is improved through triple bases arranged at the bottoms of the support rods; the suspended sitting plate comprises a sitting plate body, the two ends of the sitting plate body are connected with two bending connection parts respectively, and the other end of each connecting part is connected with a metal snap hook.

The invention discloses a helicopter rescue ladder device. The helicopter rescue ladder device comprises a fixing plate, a transition plate and a pedal, link plates are arranged among the fixing plate, the transition plate and the pedal, shaft rods are connected between the two ends of the link plates and the fixing plate, between the transition plate and the pedal, and mounting grooves are formed in the inner sides of the two ends of each link plate; fixing blocks are arranged in the mounting grooves; According to the invention, the fixing plate, the transition plate and the pedal are rotationally connected through the link plates, so that when rescue is needed, the bottom plate of the helicopter is directly converted into a ladder, and rescue workers can step on the ladder to climb into the helicopter body, so that the rescue workers can enter the helicopter more quickly and safely; personnel assistance is not needed, so that the consumption of human resources is reduced; through the design of the fixing grooves and the fixing blocks, the fixing blocks are inserted into the corresponding fixing grooves, and the angle of the device is fixed.

The invention discloses strip material segmenting equipment. The strip material segmenting equipment comprises a base; a machine body outer shell, a wiring base and a cylinder are mounted on the base;a stepper motor is mounted at one side part of the machine body outer shell; the stepper motor is matched with a driving belt wheel mounted in the machine body outer shell; a lead screw base is mounted in the machine body outer shell; multiple guide columns and lead screws are mounted on the lead screw base; an adjusting motor is mounted at the middle part of the lead screw base, and is matched with a driving gear; the guide columns and the lead screws are both matched with an adjusting base; the front part of the machine body outer shell is detachably connected with a discharge base; a shaftbase is arranged on one side of the machine body outer shell, and is rotationally matched with a cutter rod through a cutter rod shaft; and a tool bit is detachably connected to one end of the cutterrod. The strip material segmenting equipment can continuously segment strips to achieve high segmenting efficiency, and is convenient to operate, high in safety, stable in feeding operation and difficult to slip and remove materials.

The invention relates to a multifunctional pipeline robot which comprises an advancing device, a sweeping device and a control circuit board. A driving device is arranged on the advancing device. The multifunctional pipeline robot further comprises a planetary wheel set A arranged on the advancing device and a planetary wheel set B arranged on the sweeping device, the advancing device is connected with the sweeping device through a spring, and a walking device pushes the sweeping device to advance in a pipeline. When the sweeping device encounters a curve, the spring can be net, and a steering function of the whole robot is achieved. Due to the fact that the walking device and the sweeping device are separately arranged, the length of the whole pipeline robot is quite decreased, and the phenomenon that the pipeline robot is clamped in the curve does not easily occur. The driving device adopts a worm wheel and worm structure, when the pipeline robot stops at a certain position in a vertically pipeline to perform sweeping or detection, a worm wheel does not drive a worm to rotate by utilizing the self-locking performance of the worm wheel and worm structure, and the phenomenon that driving wheel cannot reversely rotate and accordingly the pipeline robot slips down can be avoided.

The invention discloses a bed seat for a patient in an intensive care unit, and belongs to the field of medical auxiliary equipment. The bed seat for the patient in the intensive care unit comprises a bed body and further comprises a horizontal plate, the horizontal plate is installed at the upper end of the bed tail of the bed body, the side wall of the horizontal plate is rotationally connected with a backup plate through a rotating shaft, the backup plate is located at the upper end of the bed head of the bed body, and a lifting assembly connected with the lower end of the backup plate is arranged on the bed body; the two first folding plates are rotationally connected to the two sides of the backup plate through first rotating rods, and the first rotating rods are connected with the rotating shafts through first interlocking mechanisms; the open groove is formed in the side wall of the bed body, a sliding plate is connected into the open groove in a sliding mode, and a rotating mechanism connected with the horizontal plate is arranged at the upper end of the sliding plate; according to the invention, a patient can be prevented from skewing when sitting, so that the safety is improved, and the patient can be conveniently moved, so that the bed body is more convenient to use and more complete in function.

The invention discloses a convenient-to-operate wire lifting device for a power line repair tower. The convenient-to-operate wire lifting device comprises a main lifting box and an auxiliary lifting box, a wire containing cavity is formed in the main lifting box; the side wall of the main lifting box is fixedly connected with a static blocking layer; a mounting block is fixedly connected into theelectrostatic barrier layer; four chain transmission mechanisms for realizing wire operation are arranged on the mounting block; a clamping mechanism used for clamping a wire is arranged on the chaintransmission mechanism, wire passing pipes are fixedly connected to the end faces of the left side and the right side of the main lifting box, first sliding rolling wheels are rotatably connected intothe wire passing pipes, and second sliding rolling wheels are rotatably connected into the main lifting box. The device is reasonable in structure, is designed in the form of a strap box, provides convenience for a user to carry, saves time for first-aid repair work, achieves the efficiency of lifting a wire in the first-aid repair process through the arrangement of the main wire lifting mechanism and the auxiliary wire lifting mechanism, and saves precious time for maintenance and first-aid repair.

The invention provides a spiral lunar rover wheel, and more particularly relates to a lunar rover wheel. The spiral lunar rover wheel solves the problems that as the wheel can not be deep in the lunar soil and is easy to generate sliding friction (namely sliding phenomena) correspondingly to the lunar soil, the existing lunar rover wheel is not suitable for mountain climbing; as the wheel is narrow, the driving force and the supporting force are small, idle rotation is easy to occur, thus generating the sliding phenomena and leading the lunar rover wheel to be sunk into the lunar soil and the lunar rover not to run normally. The spiral lunar rover wheel consists of two wheel bodies (1), a wheel shaft (3) and two spiral vanes (2); two wheel bodies (1) are fixedly connected with two ends of the wheel shaft (3) symmetrically; the external walls of the two wheel bodies are respectively provided with one spiral vane (2) along the direction of the axis line. The spiral lunar rover wheel is suitable for mountain climbing, is not easy to generate the sliding friction correspondingly to the lunar soil, has large power, is not easy to generate the idle rotation (namely the sliding phenomena), has quick speed and few driving system and is easy to be controlled; during the heading process, the lunar wheel always keeps the moving trend on the lunar surface, thus leading the lunar rover to run normally; the spiral lunar rover wheel is especially suitable for mountain climbing.

The invention discloses a hand injury prevention device for a wood furniture processing cutting machine. The hand injury prevention device comprises a cutting machine body, wherein an injury prevention pushing assembly, a saw disc and a backing plate are arranged on the surface of the top of the cutting machine body, the injury prevention pushing assembly comprises a sector plate and a push rod, and the push rod is fixed to the surface of one side of the sector plate; and a T-shaped sliding groove is formed in the top of the cutting machine body, a T-shaped sliding block is arranged in the T-shaped sliding groove, and the top end of the T-shaped sliding block protrudes out of the top surface of the cutting machine body. Through arrangement of a rectangular groove, a rectangular inner block, a rectangular rod, insertion rods, insertion grooves, spring grooves, a semicircular clamping block and semicircular clamping grooves, when an operator pushes the sector plate, even if a handle is pushed by the hand of the operator to rotate, the situation that a fastening screw sleeve rotates around is avoided, the fastening screw sleeve can play a role in fastening and limiting the sector plate all the time, and the angle of the sector plate is not prone to change in the pushing process.

The invention relates to an aluminum pipe joint of an anti-slipping aluminum pipe jumper wire. The aluminum pipe joint comprises an outer joint and an inner joint. The inner joint is provided with a pipe fitting with a circular convex plate, the inner wall of the outer joint is arc-shaped, and the outer joint is provided with corresponding connecting holes. A circular clamping groove is arranged inside the outer joint, the structure of the aluminum joint is enabled to be stable, and a mechanical performance and an electrical performance are greatly improved.

The present invention relates to a prefabricated building prefabricated steel structure connection and positioning machine and construction method, comprising an L-shaped fixing seat, an electro-hydraulic push rod, a reinforcing rod, a connecting plate, a supporting seat, a placing seat, a clamping mechanism and a driving mechanism. The number of L-shaped fixed seats is two, one end of the two L-shaped fixed seats is fixed by a connecting plate, one side of the L-shaped fixed seat is provided with a reinforcing rod, and the upper end of the L-shaped fixed seat is equipped with an electro-hydraulic push rod, The outer wall of the electrohydraulic push rod is welded with a support tray, the upper end of the support tray is installed with a support seat, the top center of the support seat is installed with a drive mechanism, the top of the electrohydraulic push rod is welded with a placement seat, and both sides of the placement seat are installed With the clamping mechanism, the invention can complete the connection and positioning of two steel beams at the same time, with high work efficiency, and ensures the same feed rate of the two steel beams. At the same time, the multi-stage clamping mechanism is used to fix the steel beams to ensure clamping There will be no slippage at the contact surface between the structure and the steel beam, and repeated operations are not required.

The invention discloses strip material segmenting equipment. The strip material segmenting equipment comprises a base; a machine body outer shell, a wiring base and a cylinder are mounted on the base;a stepper motor is mounted at one side part of the machine body outer shell; the stepper motor is matched with a driving belt wheel mounted in the machine body outer shell; a lead screw base is mounted in the machine body outer shell; multiple guide columns and lead screws are mounted on the lead screw base; an adjusting motor is mounted at the middle part of the lead screw base, and is matched with a driving gear; the guide columns and the lead screws are both matched with an adjusting base; the front part of the machine body outer shell is detachably connected with a discharge base; a shaftbase is arranged on one side of the machine body outer shell, and is rotationally matched with a cutter rod through a cutter rod shaft; and a tool bit is detachably connected to one end of the cutterrod. The strip material segmenting equipment can continuously segment strips to achieve high segmenting efficiency, and is convenient to operate, high in safety, stable in feeding operation and difficult to slip and remove materials.