833results about How to "Achieve angle adjustment" patented technology

The invention discloses a computer display screen with the height capable of being adjusted. The computer display screen comprises a supporting base and a display screen main body. A stand column is vertically arranged at the middle position of the top of the supporting base. A U-shaped groove is formed in one side of the stand column. Sliding grooves vertically arranged are formed in the two sidewalls of the interior of the U-shaped groove correspondingly. Rotating parts are horizontally arranged in the sliding grooves in a sliding manner. A first bevel gear is connected with a second bevelgear in a meshed manner. A rotating shaft arranged horizontally is welded to the side face of the second bevel gear. One end of the rotating shaft extends to the exterior of the supporting base, and ahandle is fixed to one end of the rotating shaft. One end of an angle adjusting mechanism is hinged to the lower portion of the back face of the display screen main body. The other end of the angle adjusting mechanism is hinged to a thread sleeve. A screw rod is sleeved with the thread sleeve in a thread manner. According to the computer display screen, a user can sit on a chair to adjust the height, operation is convenient, labor is saved, the angle adjustment can be achieved, adjusting is very convenient, and the computer display screen is suitable for popularization.

The invention relates to an adjustable-angle belt conveyor which comprises an oblique conveyor and a horizontal conveyor, wherein the oblique conveyor and the horizontal conveyor are connected through a hinging device; the hinging device consists of two symmetric connection plates, a central rotation shaft, a fixed support roller and a movable support roller; the connection plates are symmetrically arranged and fixed at one end of the oblique conveyor and horizontal conveyor respectively; the fixed support roller is mounted on the central rotation shaft; a round hole is formed at the bottom of the connection plate on the oblique conveyor; an arc groove is arranged at the bottom of the connection plate on the horizontal conveyor; and a central shaft of the movable support roller penetrates into the round hole on the oblique conveyor and the arc groove of the connection plate on the horizontal conveyor respectively. Through the invention, angle adjustment between the oblique conveyor and the horizontal conveyor can be conveniently realized simply by rotating the movable support roller to move in the arc groove; and the adjustable-angle belt conveyor realizes simple and rapid adjustment, and can be used for conveying in various oblique angles on belt conveyors.

The invention discloses a green tire register, and belongs to the technical field of rubber machinery. The green tire register mainly comprises a base, an outer tray, a lifting device, and an inner claw disk. The outer tray is used for supporting a tire shoulder of a green tire, and the diameter of the outer tray and the angle of inclination of the outer tray are adjustable; a telescopic mechanism is arranged on a lifting part of the lifting device; and the inner claw disk comprises a group of tire claws which are hinged with the lifting part of the lifting device, each tire claw comprises an upper bead supporting part which is positioned above the hinge point and a lower bead guiding part which is positioned below the hinge point, and the diameter of the inner claw disk can be adjusted through the telescopic mechanism. Therefore, the technical problem that the green tire is easily deformed during registering is solved. The green tire register has the advantages of convenient adjustment and convenient use, is suitable for various specifications of green tires, and is widely applied to the tire manufacturing industry.

The invention discloses a power-saving type notebook computer heat dissipation support. The power-saving type notebook computer heat dissipation support comprises a movable plate and a bottom plate; columnar cavities are disposed at the lower end of the bottom plate; electric telescopic rods are fixedly mounted in the columnar cavities; the lower ends of the electric telescopic rods are fixedly connected with ground feet; the movable plate is disposed at the upper end of the bottom plate and hinged to the bottom plate through a hinge part; a supporting plate is hinged to the lower end of the movable plate; the other end of the supporting plate is hinged to the upper end of a threaded sleeve ring; a hollow cavity is disposed in the movable plate, and fans are symmetrically disposed in the hollow cavity; and a temperature sensor is fixedly mounted at the upper end of a push rod and electrically connected with a control device of the fans. The power-saving type notebook computer heat dissipation support is novel in design and high in stability, the potential safety hazards of supporting of common supports are eliminated, meanwhile the phenomenon that heat is not easy to dissipate dueto air convection caused by vertical and upward blowing is effectively avoided, the computer temperature can be detected by arranging the temperature sensor, then rotating and stopping of the fans arecontrolled, the electric energy consumption is reduced, and the power-saving type notebook computer heat dissipation support meets the social development demands.

The invention relates to a multi-sensor arrangement device for temperature and humidity detection and calibration of a constant-temperature constant-humidity box, a stand column is arranged on a base,a supporting seat is arranged on the stand column in a penetrating mode, the supporting seat can slide up and down along the stand column, the supporting seat fixedly connected with the stand columnby a jackscrew, a plurality of rotating shafts are arranged on the supporting seat, one ends of cantilevers sleeve the rotating shafts, the cantilevers can rotate horizontally relative to the rotatingshafts, the cantilevers can be fixedly connected with the rotating shafts by jackscrews, the cantilevers are telescopic cantilevers, the other ends of the cantilevers are hinged to one ends of extension arms, the extension arms are telescopic extension arms, the other ends of the extension arms are hinged to one ends of connection blocks, the other ends of the connection blocks are hinged to sensor supports, and mounting holes used for mounting temperature sensors and humidity sensors are formed in the sensor supports; multi-layer multi-point arranged sensors can be arranged in the constant-temperature constant-humidity box at one time, the rapid arrangement of the sensors can be realized when the constant-temperature and constant-humidity box is calibrated, the calibration efficiency canbe effectively improved, the labor intensity is reduced, and the accurate calibration result is ensured.

The invention relates to an intelligent unmanned aerial vehicle for wild animal research. The intelligent unmanned aerial vehicle comprises a body and a photographing mechanism. The photographing mechanism is arranged under the body and comprises a second driving motor, a second driving shaft, a turntable, a stretching unit and a photographing unit, the photographing unit comprises a fixing plate, a camera body, a lens and a focusing mechanism, the camera body is arranged on one side of the fixing plate, the lens and the focusing mechanism are arranged on the other side of the fixing plate, and the focusing mechanism comprises a third driving motor, a second connecting rod, a third connecting rod, a hinge block, a slide bar and a rotary ring. The intelligent unmanned aerial vehicle for wild animal research has the advantages that the second driving motor and the stretching unit can run, accordingly, angles of the lens can be adjusted, the intelligent unmanned aerial vehicle can bring convenience for adjusting photographing angles according to research requirements, and wild animals in different ranges can be photographed; the focal length of the lens can be changed by the aid of the focusing mechanism on the fixing plate, accordingly, moving objects at different distances can be clearly photographed, the intelligent unmanned aerial vehicle can bring convenience for acquiring images of the animals which move at high speeds for research, and the practicality of equipment can be improved.

The invention discloses a trunk liquid masking device and belongs to the field of environmental sanitary greening equipment. The trunk liquid masking device is composed of a positioning mechanism, car wheels, two guiding mechanisms, a rotary mechanism, a liquid masking mechanism, a storage battery, a conveying pump, a liquid barrel and a controller. The car wheels are arranged at the lower end of the positioning mechanism. The guiding mechanisms are arranged on the left side of the positioning mechanism. The rotary mechanism is arranged in the middle position between the two guiding mechanisms. The two guiding mechanisms are in mirror symmetry about the rotary mechanism. The liquid masking mechanism is fixedly connected with the rotary mechanism. The storage battery is arranged on the upper right side of the positioning mechanism. The liquid barrel is arranged on the lower right side of the positioning mechanism. The conveying pump is arranged at the upper end of the liquid barrel. The controller is arranged on the side face of the liquid barrel. The controller is electrically connected with the positioning mechanism, the guiding mechanisms, the rotary mechanism, the storage battery and the conveying pump. The angle between a vertical frame and a chassis is adjusted through an adjusting mechanism of the positioning mechanism, and stable rotation of the liquid masking mechanism is achieved through cooperation of the rotary mechanism and the guiding mechanisms.

The invention discloses an automatic welder for DC wires of a power supply. The automatic welder comprises a conveying pulling body, jigs, a jig positioning mechanism, a pressing mechanism and a welding mechanism, wherein the conveying pulling body is arranged on a rack along a left-right direction; the at least two jigs are arranged on the conveying pulling body; at least two PCBs of the power supply and DC wires of the power supply are placed on the jigs; a welding station is arranged on the side part of the conveying pulling body; the jig positioning mechanism is arranged at the welding station; the pressing mechanism is arranged on the front side of the jig positioning mechanism; the welding mechanism bestrides the upper side of the conveying pulling body and is arranged correspondingto the jig positioning mechanism, and the welding mechanism solders and fixes the connecting parts of the DC wires of the power supply and the PCBs of the power supply; and the jig positioning mechanism loosens the jigs after being soldered. The PCBs and the DC wires which are automatically conveyed and welded are effectively jointed, the PCBs and the DC wires are clamped stably; and the welding mechanism with a flexible fine tuning function achieves precise welding and automatic smoke exhaust and is high in welding efficiency.

The invention provides a back supporting device for a large-caliber reflector. The supporting device comprises the large-caliber reflector, a lens back plate, a rotating shaft assembly, an adjusting connecting assembly, an adjusting rod assembly, a clamping block, a supporting plate and bolts. The rotating shaft assembly serves as a rotating shaft fulcrum of the large-caliber reflector, a spherical surface knuckle bearing of a standard component is adopted as a rotation main structure, the function of the spherical surface knuckle bearing and the function of a spherical hinge are the same, and the three translational motion freedom degrees of the reflector are restrained. A spiral driver is manually rotated to drive the adjusting connecting assembly to push the large-caliber reflector to do pitching and deflecting movement. After adjusting is finished, an adjusting nut is locked to limit the two rotating freedom degrees of the reflector. The face internal rotation freedom degree of the large-caliber reflector is restrained through the adjusting rod assembly. The back supporting device has the submicron-level positioning precision, can meet the requirements for various using angles and is simple in structure and accurate in positioning, pitching and deflecting two-dimensional precise adjustment of the online state and the offline state is achieved, and the designing cost and the manufacturing cost are reduced.

The invention discloses a digging device for planting tea, which comprises a top plate, the top plate has a rectangular structure, grooves are opened on the bottom of the top plate, support plates are fixedly installed on both sides of the bottom of the top plate, and placement grooves are opened on the side of the support plate , threaded rods are vertically placed in the placement grooves of the support plates, first drive motors are installed on the bottom inner wall of the support plates, and one end of the output shaft of the first drive motors is connected to the bottom of the threaded rods, and the bottom of the support plates are A fixed block is installed, and the bottom of the fixed block is fixed with a universal wheel. The top threaded sleeve of the two threaded rods is provided with a limit plate. The middle position of the bottom of the limit plate is fixed with a push rod motor and a piston rod of the push rod motor. A connecting plate is fixedly installed at the end, and one side of the connecting plate is provided with sawtooth, and one side of the push rod motor is fixedly installed with a connecting rod. The invention has reasonable design and ingenious conception, facilitates digging work on different grounds, saves time and improves work efficiency.

The invention discloses a child safety seat which comprises a seat body and a fixing base. The fixing base comprises a mounting rack. The bottom of the seat body is provided with a rotary disc, a gear block, a left fixing plate and a right fixing plate. The mounting rack is provided with a three-jaw fixing disc and a handle capable of sliding relative to the mounting rack. The three-jaw fixing disc is provided with a fixing shaft and three clamping hooks capable of rotating relative to the three-jaw fixing disc. Reset springs are arranged between the clamping hooks and the three-jaw fixing disc. Brake cables used for driving the clamping hooks to rotate are separately arranged between the handle and all the clamping hooks. The fixing shaft penetrates through the rotary disc and the gear block to be fixed to a pressing block in a matched mode. The gear block, the left fixing plate and the right fixing plate are provided with clamping grooves used for allowing the clamping hooks to hook. The clamping groove of the gear block comprises a front clamping groove body and a rear clamping groove body. The clamping grooves of the left fixing plate and the right fixing plate are the side clamping grooves. The mounting rack simultaneously hooks the two side clamping grooves and the rear clamping groove body or simultaneously hooks the two side clamping grooves and the front clamping groove body through the three-jaw fixing disc to achieve forward or backward locking of the seat body. The child safety seat can be rotated by 360 degrees, and steering operation is convenient.

The invention discloses an assembly supporting stand for a solar cell component, which comprises a base and solar cell components. The supporting stand is characterized in that the base is provided with two parallel rails, supports are provided between two ends of the rails. A slide seat is arranged on two rails, whose bottom is equipped with quadrangular symmetrical rollers that contacts with the rails, and the slide seat accomplishes movement with utilization of these wheels. The lower surface of the slide seat is provided with a plurality of nuts and a bolt, wherein one end of the bolt passes through two holding bases and nuts between these two bases, and the other end stretches out to connect with a hand wheel. Pin bases are arranged on the slide seat, the lower surface of the solar cell component and the base which is far away from the hand wheel, while the lower edge of the solar cell component is hinged to the pin base which is far away from the hand wheel. The connection rod is arranged between the solar cell component and the slide seat, and two ends of the connection rod are respectively hinged to the pin base of the slider holder and the lower surface of the solar cell component. And utilization of the supporting stand can accomplish higher power output of the solar cell.

The invention relates to an adjustable fusion cage device which comprises a hose, a bevel gear, a gear seat, a screw rod and a fusion cage body, wherein the fusion cage body rotates along with the screw rod to ascend and descend; the bevel gear is meshed on the gear seat; the gear seat is connected with the fusion cage body; one end of the hose is connected with the screw rod; a through hole is formed in the bevel gear; the bevel gear sleeves the hose through the through hole. The hose is clamped by a clamp to rotate, the screw rod is driven to rotate, and then the screw rod is driven to rotate, so that the height of the fusion cage body ascending and descending can be changed, height adjustment can be achieved, and the adjustable fusion cage device can be applicable to different intervertebral heights of different patients; the bevel gear can be clamped by another clamp to rotate and drives the gear seat meshed with the bevel gear to rotate, so that overall angle adjustment of the fusion cage can be achieved, and the treatment mounting requirement on the mounting angle of the fusion cage can be met.

The invention provides a multi-angle adjustable mouth mirror which comprises a mirror body and a handheld part. The mirror body comprises a mirror surface, a mirror frame and a first supporting arm. The mirror surface is arranged in the mirror frame, the mirror frame is connected with one end of the first supporting arm, an outer thread is arranged at the other end of the first supporting arm, and the first supporting arm is connected with the handheld part through the outer thread. The handheld part comprises an arm seat, a rotating shaft, a second supporting arm, a push-pull rod, a handle body and an illumination button. By arranging the push-pull rod in the handheld part and controlling the push-pull rod to move back and forth, moving of the second supporting arm is achieved, and thus the angles of the first supporting arm and the mirror surface are adjusted; the illumination button is arranged on the handheld part, and thus the mirror surface is illuminated. According to the multi-angle adjustable mouth mirror, the included angle between the mirror body and the handheld part can be quickly adjusted, multi-angle observation on all the faces of the dental crown and the interior of the medullary space can be achieved without adjusting the posture of a patient, and thus the demands of a user for the operation of positioning root canal orifices and the like in baked porcelain crown preparation, dental caries cavity making and root canal therapy processes can be better met.

The invention provides a power tool which comprises a driving shaft, wherein the driving shaft is provided with a longitudinal axis and drives a work element in a way of vibration through a torque drive structure; the work element is provided with s first working position and at least one second working position which vibrate around the longitudinal axis, and the second working position is provided with a transposition angle relative to the first working position; the work element is clamped on an upper clamping mechanism of the power tool, wherein the work element and the torque drive structure can be trans-positioned from the first working position to the second working position in a way of non-disconnection. Compared with the existing power tool in transposition adjustment of the work element, the work element does not need to be taken down so as to achieve angle adjustment of the work element, so that the power tool is time saving and labor saving.

The embodiment of the invention provides a charging pile and a charging system, so that a problem that poor contact between a charging electrode and an electrified electrode is caused by an angle offset between the concrete attitude and a specified attitude of an automatic charging robot at a stopping place can be solved. The charging pile comprises a charging unit, a range finding unit, a processor and a telescopic unit, wherein the range finding unit, the processor and the telescopic unit are connected successively and electrically. The range finding unit is fixedly arranged at the charging unit; the charging unit is fixedly arranged at the front end of the telescopic unit; and two charging electrodes extend from the surface, away from the telescopic unit, of the charging unit. The charging electrodes can oscillate autonomously towards a stress direction.

The invention relates to an elevator. The elevator comprises a base, an upright and a suspension arm; the base is provided with a rotating shaft and a first groove, the first groove is annular and the annular central line and an axle wire of the rotating shaft are coincided, a positioning block capable of sliding in the first groove is arranged in the first groove, the positioning block can be fixed at any position in the groove through a bolt, a positioning hole is formed in the positioning block, the upright is arranged on the base and connected with the rotating shaft through a plane bearing, a positioning pin assembly is arranged on the upright to correspond to the positioning hole, a sliding rail is arranged on the upright, the sliding block capable of sliding up and down in the sliding rail is arranged in the sliding rail, a security lock device is arranged on the sliding block, an electric winch and a pulley assembly are arranged on the upright, a steel wire rope is wound on the pulley assembly, one end of the steel wire rope is connected with the electric winch, and the other end is connected with the sliding block. The elevator disclosed by the invention is simple in structure, the material can be elevated and conveyed without using a hydraulic system, the pollution is avoided, the use demand of the pharmaceutical industry is satisfied, and the maintenance is easy.

The invention relates to the technical field of municipal greening brushing equipment, in particular to a trunk brushing device for municipal greening and a using method thereof. The device comprisesa bottom plate, wherein a pushing handle is fixed to the right end of the upper surface of the bottom plate, a stirring box is fixed to the right side of the upper surface of the bottom plate, and a water pump is arranged on the left side of the stirring box; and a water inlet pipe of the water pump is communicated to the bottom of the stirring box, a water outlet pipe of the water pump is connected with a tee joint, a displacement assembly is arranged on the left side of the upper surface of the bottom plate, an adjusting assembly is arranged on the displacement assembly, a brushing assemblyis arranged on the left side of the adjusting assembly, the tee joint is connected with the brushing assembly through a connecting pipe, and universal wheels are fixed to the four corners of the bottom end of the bottom plate. According to the device, whitewashing liquid can be rapidly prepared, the situation that the effect is reduced due to the fact that the whitewashing liquid is placed for a long time is avoided, the angle of the displacement assembly can be adjusted, trees inclining by a certain angle can be brushed in a matched mode, the trees with different thicknesses can be brushed, and the application range is wide.