43results about How to "Achieve height change" patented technology

The invention discloses a screw driving deformation shock-absorption walking part. The screw driving deformation shock-absorption walking part comprises a rack, epicyclic gear train assemblies, an angle modulation device and walking assemblies. The two epicyclic gear train assemblies are arranged symmetrically and comprise sun gears, rotary arms, planet gears and shock-absorption elements. The shock-absorption elements are connected with the rack and the rotary arms correspondingly. A nut block of the angle modulation device is connected with one sun gear. A shaft seat block is connected with the other sun gear, the distance between the nut block and the shaft seat block can be changed under the action of a screw, the two sun gears, the planet gears meshing with the sun gears and the walking assemblies connected with the planet gears are driven to rotate reversely, and thus deformation of the walking part is achieved. When the two walking assemblies are subjected to outer impact, due to existing of the shock-absorption elements, the rotary arms can swing elastically within a certain range, and thus the walking part has shock-absorption performance. In addition, the invention further provides a firefighting movable platform which comprises the screw driving deformation shock-absorption walking part and can be used for design of a firefighting robot.

The invention discloses a communication equipment bracket which comprises a main board, wherein a placement groove is formed in the main board; a first screw is rotationally connected in the placementgroove; a handle is arranged on one side of the main board; one side of the handle penetrates through the top of the main board and is fixedly connected with the first screw; a threaded block is connected on the first screw in a sliding and sleeving manner; a chute corresponding to the threaded block is formed in the inner bottom of the main board; a linkage plate is fixedly connected to one side, which is far away from the inner bottom of the main board, of the threaded block; a fixing block is fixedly connected onto the linkage plate; a movable rod is arranged on one side of the fixing block; a clamping groove corresponding to the movable rod is formed in the fixing block; the movable rod is rotationally connected with the inner side wall of the clamping groove by virtue of a rotating shaft; the movable rod is rotationally connected with the linkage plate by virtue of a turnbuckle; and a U-shaped bracket is fixedly connected to one end, which is far away from the fixing block, of the movable rod. The communication equipment bracket disclosed by the invention is capable of fixing communication equipment of different sizes and performing angle and height adjustment, and is wide inapplicability.

The invention discloses a stone machining platform with an all-dimensional grinding function. The stone machining platform comprises a polishing platform support frame and a controller arranged on the side edge of the polishing platform support frame. According to the structure of the stone machining platform, a driving device and an extensible part mounting cavity are fixedly connected, and meanwhile a hydraulic lifting cylinder is fixedly mounted in the extensible part mounting cavity so that the height of a polishing platform can be changed through lifting adjustment of the hydraulic lifting cylinder. Meanwhile, the driving device and the hydraulic lifting cylinder are designed together, rotation and height change of the polishing platform can be realized, and thus stone on the polishing platform can be matched with the position of a polisher to be adjusted conveniently. Moreover, by the adoption of a mechanical arm and a sliding mechanism, the position of the polisher can be better adjusted, and hence the entire device can well meet the polishing requirement for different directions in the polishing process of the stone. Due to the arrangement of a water guide plate and a water collecting plate, water can be better guided away, and the phenomenon of sewage splashing can be avoided.

The invention discloses an electromechanical product rust removing device which comprises a rust removing device body, a dust removing bin and a bearing plate, wherein the dust removing bin is fixedlyconnected with the top of the dust removing device body; the bearing plate is fixedly connected with the bottom of the dust removing device body; a first grinding knife is fixedly connected with themiddle part of one side of the interior of the dust removing bin; a second grinding knife is fixedly connected with the top of one side of the interior of the dust removing bin; spray heads are fixedly connected with the interior of the dust removing bin; and a clamping device is movably connected with the bottom of the interior of the dust removing bin. The grinding knives can be driven by the clamping device to clean up rust on the surface of a product more rapidly, so that the high efficiency of the rust removing device body can be reflected; through the strong control capability of an NS16032 control chip, the convenience and the rapidness of the dust removing device body can be reflected; through a plating liquid, the product of which the rust is removed can have the anti-rust function after being treated, and then the multifunctionality of the dust removing device body can be reflected; and the electromechanical product rust removing device is convenient to use, is high in safety, is applicable to the technical field of dust removing devices, and has broad development prospects in the future.

The invention discloses a biological fixation type tibia platform for surgery implants. The biological fixation type tibia platform is composed of a platform body and an intramedullary rod. A biological coating adheres to the lower surface of the platform body, and thorn-shaped protrusions are arranged on the platform body which facilitates initial fixation of the platform. The intramedullary rod is connected with the platform through a conical structure, the biological coating adheres to the upper portion of the intramedullary rod, and spine-shaped structures which are evenly distributed are arranged on the columnar face of the lower portion of the intramedullary rod. A prosthesis can be conveniently inserted into the bone, meanwhile, the anti-rotation function is provided, and the biological fixation type tibia platform can still be firmly fixed under the action of rotation force. The biological fixation type tibia platform can provide immediate fixation after an operation, the good anti-rotation function is achieved, and due to different combination modes, the biological fixation type tibia platform meets the requirements of different patients.

The invention relates to a carrier roller replacing trolley under the working state of a belt conveyor. The carrier roller replacing vehicle comprises a chassis, a turntable, a supporting seat, guide columns, supporting arms, a manipulator, a standby carrier roller rotating disc and a standby carrier roller. The chassis comprises an operation table, a crawler walking device, a hydraulic system and the like. The supporting seat bears all replacement mechanisms. Each supporting arm comprises a carrier roller support, a carrier roller, a supporting sliding rail, a hydraulic motor and the like. The manipulator comprises a hydraulic cylinder, a clamping device, a hydraulic motor and the like. The standby carrier roller rotating disc comprises a rotating disc, a rotating disc support, a servo motor and the like. When the carrier roller replacing vehicle runs to the damaged carrier roller, the supporting arms extend into the two sides of the damaged carrier roller and support a conveying belt after rotating so that the damaged carrier roller can be separated from the conveying belt, and the manipulator extends into the damaged carrier roller to clamp out the damaged carrier roller, convey the damaged carrier roller to the standby carrier roller rotating disc, take down the standby carrier roller and return to the damaged position for replacement. According to the carrier roller replacing vehicle under the working state of the belt conveyor, the damaged carrier roller can be replaced in the working state of the belt conveyor, and energy losses caused by starting and stopping of a large conveyor are greatly reduced.

The invention relates to a movable tennis ball serving robot. Wheel motors are fixed at the four corners of a vehicle main body, and wheels are installed on the wheel motors; a lower supporting plateis fixedly arranged on the vehicle main body, a left-right moving motor is arranged on the vehicle main body, and an upper supporting plate is arranged on the lower supporting plate; a rotary slidingplate support is arranged between the lower supporting plate and the upper supporting plate, and a bullet bin support is fixedly arranged on the upper supporting plate; an up-down moving stepping motor is arranged on one side of the bullet bin support, and a shaft at one end of a launching tube support is connected with a rotating shaft of the up-down moving stepping motor; a shaft of the other end of the launching tube support penetrates through a shell of the corresponding bullet bin support, and a launching tube is arranged at the bottom of the launching tube support; a ball bin is arrangedon the launching tube support, and a piston is arranged in the rear end of the launching tube; the piston is connected with a four-bar mechanism motor through a piston moving rod, the two sides of the launching tube are each provided with a friction wheel, and the friction wheels are installed on friction wheel stepping motors. The robot can freely move on a table tennis table, so that the changeproperty and interestingness of ball serving are greatly improved.

The invention belongs to the field of rail transportation, and in particular relates to a mold for producing a ballast bed prefabricated slab with a super-height adjustment bracket. Including the mold body and the super-height adjustment bracket, the mold body is provided with an inner rail platform relief hole and an outer rail platform relief hole on the mold body corresponding to the position of the ballast prefabricated slab rail platform. There is an inner rail platform forming height adjustment groove in the hole, and an outer rail platform forming height adjustment groove is provided in the outer rail platform relief hole, and the inner rail platform forming height adjustment groove and the outer rail platform forming height adjustment groove are respectively Fixed on the super-height adjustment bracket, there are adjustments between the inner rail platform relief through hole and the inner rail platform forming height adjustment groove, and between the outer rail platform relief through hole and the outer rail platform forming height adjustment groove Clearance, the super-height adjustment bracket is hingedly connected with the mold body on the side corresponding to the forming height-adjusting groove of the inner rail platform, and the super-height adjustment bracket is provided with a height adjustment between the side corresponding to the forming height-adjusting groove of the outer rail platform and the mold body locking device.

The invention discloses a lifting type roller machine conveying device for automatic pipeline welding. The lifting type roller machine conveying device comprises lower supporting legs, upper supporting legs arranged at the upper ends of the lower supporting legs, a transverse frame which is arranged at one sides of the upper supporting legs and is fixedly connected with the upper supporting legs,a driving wheel which is arranged above the transverse frame, a first hydraulic mechanism which is arranged at one sides of the lower supporting legs, a lifting plate which is arranged at the upper end of the first hydraulic mechanism and is fixedly connected with the first hydraulic mechanism, a first air cylinder mechanism which is arranged above the lifting plate, a second air cylinder mechanism which is arranged at one side of the first air cylinder mechanism, and third hydraulic mechanisms which are arranged in the lower supporting legs, wherein a plurality of driven wheels are arranged at one side of the driving wheel, and a motor mechanism is arranged on one side of the driving wheel. By means of the lifting type roller machine conveying device, the height of a pipeline feeding roller machine can be adjusted, and therefore the problem that welding is inconvenient is effectively avoided.

A game enables the height of a platform on which awards are loaded to be changed, when a picking game device starts to treat a game, and during a period of being able to input the instructions used for controlling the motion of a picking arm (a catcher), upper and lower motion mechanisms are driven to make the platform on which awards are loaded to move up and down.

The invention relates to dumb waiter corollary equipment, in particular to a storage lifting platform of a service lift. The storage lifting platform of the service lift comprises a groove formed in a floor and a cover plate arranged on the groove, an opening in the top of the groove is square, one side of the groove is connected with the opening side of a lift well layer door, a rhombus stretching support is arranged between the bottom face of the cover plate and the groove, a roller is arranged at the top of the rhombus stretching support, and a sliding groove connected with the roller in a clamped mode is formed in the bottom face of the cover plate. An air cylinder is arranged at the bottom of the groove and connected with a compressor, the two ends of the air cylinder are each connected with the bottom of the rhombus stretching support, and an outer shell of the air cylinder is fixed to the groove. By means of the technical scheme, the storage lifting platform of the service lift is convenient to use, weights can automatically ascend and descend, and space is not occupied.

The invention discloses an adjustable safety seat which comprises a safety seat main body, a headrest and an adjustable backrest; the headrest is fixedly connected to the top of the safety seat main body; the adjustable backrest is fixedly connected to the bottom of the headrest; an adjusting rod is fixedly connected to one side of the interior of the adjustable backrest; fixing wheels are fixedlyconnected to the middle part of the adjusting rod; fixed teeth are fixedly connected to one side of the adjusting rod; connecting belts are movably connected to one side of the interior of the adjustable backrest; and a heating pipe is fixedly connected to the middle part of the interior of the adjustable backrest. The heating pipe can heat the seat for a user to improve the use feeling of the user in winter, an pneumatic pump can perform inflation and exhaust on an air bag to improve the safety of the seat, and the adjustable backrest enables the user to freely adjust a height and an angle of the seat to greatly satisfy the use feeling of the user, so that the adjustable safety seat is convenient to use, high in safety and suitable for the field of automobile accessories and has a wide development prospect in the future.

The invention provides a position-adjustable assembly type dressing mirror device which comprises a lifting device and a mirror body, the lifting device comprises a base, a screw rod, a motor and a mounting seat, the base is embedded into a wall, the screw rod is rotatably mounted on the base, an output shaft of the motor is connected with the screw rod, the mounting seat sleeves the screw rod, and the back surface of the mirror body is fixedly mounted on the mounting seat. According to the invention, the height of the mirror body can be adjusted through the lifting device, meanwhile, the requirements of users with different heights are met, and the mirror body can be transversely arranged to be used by more people.

The invention belongs to the field of cycling equipment and particularly relates to a manufacturing and using method of a high-low-face eccentric pedal for travel, leisure and riding. The high-low-face eccentric pedal is mainly composed of a pedal body, an auxiliary pedal and a limiting-fixing assembly. The auxiliary pedal is connected and fixed through a limiting sleeve and fastening screws to form the high-low-face eccentric pedal, so that when a user treads high and low pedal surfaces different in height to ride and treads the lowest points of the pedal with feet, the bending angles of kneejoints change, and regulating and lower limb fatigue relieving effects can be played. For the part limited by lower limb length, even when a saddle descends to the lowest position and the pedal is turned to the lowest point, the rider can complete pedaling actions by making the knee joints straight and upright completely. The knee joints can still keep certain bending and the rider does not needto make knee joints straight and upright for pedaling by using the pedal when the pedal is turned to the lowest point, the knee joints can be effectively protected, the fatigue of the knee joints andthe lower limbs can be relieved, and the rising comfort can be improved.

The invention discloses a bridge wind barrier device with adjustable height and porosity. The bridge wind barrier device comprises a rack, a wind shielding belt, an anemorumbometer, a weighing module,a high-definition snapshot module and a data processing and control module. A roller rotationally connected with the rack is arranged on the rack. The roller used for supporting the wind shielding belt, lifting devices are arranged on the two sides of the rack. The lifting device is used for achieving lifting of the roller, the wind shielding belt winding and unwinding devices are arranged on thetwo sides of the rack, through holes of different sizes are formed in the wind shielding belt, the size of the through holes of the wind shielding belt can be changed, and bidirectional adjustment ofthe size and the height of the through holes of the wind shielding belt can be achieved to adapt to different weathers. And the data processing and control module can receive data such as wind speedand load, send an instruction to the wind barrier module in combination with information of the weighing module, and adjust related parameters of the wind barrier module.

The invention relates to the technical field of agricultural machinery and discloses a cutting height adjustment based comb weeding device for stone-bearing ground. The comb device comprises a shell,a handle is movably connected to the left side of the upper end of the shell, a pull rod is movably connected to the right end of the handle, a pulling rope is movably connected to the outer side of the pull rod, and a connecting rod is movably connected to the front side of the bottom end of the shell. By the cooperation and use of a rotating shaft, a lifting cylinder, a sector gear, an adjustingblock and other structures, the effect of easy cutting height adjustment is achieved; through cooperation and use of the rotating shaft, a fixing frame, a combing block, slip nooses and other structure, the effect of weeding on the stone ground can be achieved; through the cooperative use of the connecting rod, a slider, a spring, guide wheels and other structure, the effect that the slip noosescan be located after use is achieved in the course of using the device.

The invention discloses an electric power cabinet with a changeable shape. The cabinet comprises a base, supporting columns, a rain shelter, connecting blocks, springs, a cabinet body, an observationwindow, ventilation openings, telescopic columns, connecting rods, a first handle, telescopic pipes, a top plate, a door body and a second handle. The bottom of the base is placed on the ground. A base and a rain shelter are arranged at the two ends of the supporting column respectively. The connecting blocks are placed on the inner side wall of the base and the outer side wall of the cabinet body. The spring is placed in the connecting block. The bottom of the cabinet body is placed in the base. The observation window is placed on the door body. The ventilation openings are formed in the leftand right side walls of the cabinet body. The telescopic column is connected with the cabinet body and the top plate, the telescopic pipe is arranged outside the telescopic column, the connecting rodis fixedly connected with the cabinet body and the telescopic column, the first handles are arranged on the left side and the right side of the top plate respectively, the door body is arranged on the front face of the cabinet body, and the second handle is arranged on the left side of the door body. The electric power cabinet has functions of adjustable height and water and shock resistance.

The invention discloses an automotive full-automatic protection cover, and relates to the technical field of automotive protection covers. The automation degree that automobile bodies are covered withautomobile covers is increased, and labor burdens of users are relieved. The automotive full-automatic protection cover comprises a collection barrel located at the upper end of an automobile body, acenter shaft is rotationally arranged in the collection barrel, an automobile cover body is connected to the center shaft, and an opening is formed in the side wall of the collection barrel. The automobile cover body is folded and wound on the center shaft, the automobile cover body stretches out from the opening to from a first automobile cover and a second automobile body which back on to eachother. A toothed belt is arranged below the first automobile cover. A gap is arranged between the toothed belt and the first automobile cover. The lower end of the first automobile cover is connectedwith connecting cloth. The toothed belt and the first automobile cover are connected through the connecting cloth. A fixed frame is arranged on the outer wall of the collection barrel, a drive unit cooperating with the toothed belt is arranged on the fixed frame, and a pressing wheel capable of achieving lifting motion is arranged at the lower end of the toothed belt.