50results about How to "Simple drive structure" patented technology

The invention discloses a braille point display device. According to the Braille point display, the shape memory alloy material is used as the lifting structure, and the lifting structure is controlled to deform under the power-on condition, so that the point display part is driven to extend or retract relative to the mounting main body. Compared with piezoelectric driving and electromagnetic driving equipment, the shape memory alloy material can adjust the deformation quantity through the power-on state, large deformation quantity can be generated through a small structural material, the size of a lifting structure does not need to be increased, the driving structure of the braille convex points is effectively simplified, the size of the equipment is reduced, and the production cost of the equipment is reduced. And meanwhile, the locking mechanism is arranged, so that the telescopic state of the point display part is kept, the situation that the lifting structure is always kept in a power-on state is avoided, and the power consumption of equipment is reduced.

The invention provides fuselage skin drilling equipment, and relates to a skin drilling process. The number of the supporting rods is two, the supporting rods rotate around the rotating shaft, the distance between the supporting rods and the rotating shaft is adjustable and equal, and the supporting rods rotate around the center shafts of the supporting rods. The number of the lower pressing rods is two, the lower pressing rods and the supporting rods are arranged in a spaced mode, the distance between the lower pressing rods and the supporting rods is adjustable, the lower pressing rods rotate around the center shafts of the supporting rods, the lower pressing rods move and rotate along with the supporting rods, and the lower pressing rods rotate around the center shafts of the lower pressing rods; the two limiting plates are arranged between the supporting rods, move and rotate along with the supporting rods, and move in the length direction of the bottom plate; the drilling machine moves in the length direction of the bottom plate; the drilling die is movably arranged between the bottom plate and the drilling machine in the height direction of the bottom plate and moves in the length direction of the bottom plate. The drilling efficiency and the drilling positioning accuracy can be improved, skin deformation caused during drilling is avoided, and the drilling device can be suitable for fuselage skins of various different curvatures and has high practicability.

A clamp-type pressure cooker comprises: a pot body; a pot cover; a clamp; a driving device; the driving device comprises: a first rocker; a driving plate; a first elastic member; a locking member rotatably arranged on the pot cover, the locking member being arranged to be rotatable to a first position and a second position, and the locking member is locked and matched with the second end of the first rocker in the state of the first position to restrict the second end of the first rocker from rotating downward, and the locking member is separated from the second end of the first rocker in the state of the second position to achieve unlocking, so that the second end of the first rocker can rotate downward; a second elastic member acting on the locking member so that the locking member always has a tendency to rotate to the first position; and a cover opening button assembly acting on the locking member to drive the locking member to rotate to the second position. Compared with the prior art, the driving structure of the present application is more stable during the process of opening and closing the cover.

An intelligent cement-water glass double-liquid grouting machine comprises a grouting machine body, two grout inlets are formed in the grouting machine body, the bottoms of the two grout inlets communicate with electric ball valves, the bottoms of the two grout inlets communicate with a driving mechanism and a grout outlet pipe through the electric ball valves, and the two grout inlets are connected with grout inlet pipes and communicate with a grout making mechanism through the grout inlet pipes; the driving mechanism comprises a piston cylinder communicated with the electric ball valve, and a piston rod is arranged in the piston cylinder in a sliding mode. A power device is installed at the bottom of the grouting machine body, and the output end of the power device is connected with the piston rod and can drive the piston rod to vertically slide along the piston barrel. The crank rocker mechanism is driven by the power motor, then the piston is driven to move, a traditional hydraulic cylinder is replaced, the driving structure and the complexity of the system are greatly simplified, and compared with the hydraulic cylinder and the power motor which directly drives the piston through the crank rocker mechanism, impact can be relieved, and damage to a weak grouting area can be prevented.

The utility model discloses a liquid drive gate drive arrangement for regulating and storing pool, including hydraulic oil cylinder support, hydraulic oil cylinder and crossbeam support, the lower extreme of hydraulic oil cylinder support is connected with the pool wall of regulating and storing pool fixed, the fixed end of hydraulic oil cylinder is connected with the upper end of hydraulic oil cylinder support, and the movable end of hydraulic oil cylinder is connected with the upper end of crossbeam support, the lower extreme of crossbeam support is connected with liquid drive gate through a plurality of adjusting bolt. The utility model reduces equipment failure rate, fundamentally solves the problem that the gate cannot normally open and close after the push rod of two side hydraulic cylinders is out of step, and guarantees normal production operation.

The present application relates to the technical field of robot grabbing operation, and more particularly to a multifunctional operation manipulator, comprising: an outer ring mechanism and an inner ring mechanism capable of relative rotation, a driving device for driving the outer ring mechanism and the inner ring mechanism to relatively rotate, and a grabbing device connected to the outer ring mechanism; the grabbing device comprises a fixed base fixed to the outer ring mechanism and a plurality of bendable fingers arranged at equal intervals along the circumference of the fixed base; the bendable fingers comprise an unfolded state, a gathered state and an intermediate state between the unfolded state and the gathered state; the positive and negative amplitude of the rotation angle of the outer ring mechanism and the inner ring mechanism does not exceed the included angle between the line connecting two adjacent bendable fingers and the axis.

This invention provides an infrared heating welding cutting device, comprising an infrared heating welding mold and a cutting module slidably mounted on the upper end of a device base, wherein the sliding direction of the infrared heating welding mold and the cutting module is perpendicular to the axial direction of the pipe to be welded; an infrared heating module mounting plate is slidably disposed on the device base, and a quick-change fixture is slidably mounted on the upper end of the infrared heating module mounting plate, with the infrared heating welding mold mounted on the upper end of the quick-change fixture; the cutting module includes a mounting frame disposed on the cutting module mounting plate and a blade assembly mounted on the mounting frame, and a grinding component mounted within the mounting frame; the blade assembly includes a fixed blade and a movable blade, wherein the sliding direction of the movable blade is perpendicular to the axial direction of the pipe to be welded; the grinding component includes a base vertical plate slidably disposed within the mounting frame, with a grinding wheel mounted on the base vertical plate; the forward and backward movement of the movable blade and the grinding component is driven by a drive unit with only one power source, and the moving directions of the movable blade and the grinding component are opposite.

The invention relates to the technical field of bending equipment, and provides a continuous bending device for special-shaped frame strip machining, which comprises a rack, feeding rollers, bearing blocks, sliding blocks, mounting blocks and bending rollers, the feeding rollers are rotatably arranged on the rack in pairs, the bearing blocks are arranged on the rack, the sliding blocks are slidably arranged relative to the bearing blocks, the mounting blocks are movably arranged relative to the sliding blocks, and the bending rollers are arranged on the rack. Mounting blocks are arranged on the bearing block, the bending rollers are rotationally arranged on the mounting blocks, a bending station is arranged above the bearing block, the sliding blocks are used for driving the mounting blocks to move along the bending station after sliding, the bending rollers are made to bend a workpiece, the two mounting blocks and the two bending rollers are arranged in a bilateral symmetry mode, and when the mounting block on one side moves on the bending station, the mounting block on the other side is separated from the bending station. By means of the technical scheme, the problems that in the prior art, bending rollers on the two sides need to be driven respectively for a workpiece with the two sides needing to be bent, the driving structure is complex, and maintenance and overhaul are difficult are solved.

This utility model discloses a gripping and rotating coordinated apple-picking end effector, installed at the end of a picking robotic arm, comprising a cylindrical housing, a linear motor, a transmission mechanism, and a gripper assembly. The transmission mechanism converts the linear motion output by the linear motor into linear and rotational motions. The gripper assembly opens and rotates via an upward motion, and closes and rotates in the opposite direction via a downward motion to twist and break the fruit stem. The transmission mechanism uses a pin sleeve in cooperation with a central groove shaft, and achieves step-by-step movement through a spiral groove and a limiting groove structure. The gripper assembly completes clamping and twisting through a guide ridge and a hinge seat. This design simplifies the drive structure, reduces costs, improves reliability and picking efficiency, and is suitable for apple picking scenarios with short stems and dense branches.

The utility model provides a cooking utensil which comprises a shell, an inner pot, an upper cover, a stirring assembly, a first magnetic attraction part and a second magnetic attraction part, the stirring assembly comprises a stirring cutter, a connecting piece and a driving piece, and the connecting piece is provided with a cutter feeding position enabling the stirring cutter to be connected with the driving piece and a cutter retracting position enabling the stirring cutter to be separated from the driving piece; the first magnetic attraction part is arranged on the upper cover; the second magnetic attraction part is arranged on the connecting piece, the second magnetic attraction part is of an annular structure extending around the rotating axis of the connecting piece, and when the upper cover covers the inner pot, the first magnetic attraction part and the second magnetic attraction part are magnetically matched so that the second magnetic attraction part can drive the connecting piece to move from the tool retracting position to the tool feeding position; when the upper cover is opened from the inner pot, the reset piece drives the connecting piece to move from the feeding position to the retracting position. According to the technical scheme provided by the invention, the problem that in the related technology, the structure is complex due to the fact that a button is pressed to enable the driving part to be disengaged from the stirring assembly can be solved.

The application discloses a swing type card sorting machine card turning mechanism and a card sorting machine thereof, which comprises an accepting card plate capable of turning back and forth between an accepting position and a temporary storage position, two interval arranged stand columns and two swing arms, the upper end of the swing arm is rotatably arranged in the upper end of the corresponding stand column, and the two ends of the accepting card plate are fixedly connected to the lower end of the swing arm, so that the accepting card plate fixed to the lower end of the swing arm is driven to turn over by the rotation of the upper end of the swing arm. The application designs the swing type card sorting machine card turning mechanism, so that the face-up playing cards on the accepting card plate are simultaneously driven to turn over, the card turning structure is simple, the contact with the playing cards is less during the card turning process, and the abrasion of the playing cards is greatly reduced.

The invention belongs to the technical field of lighting devices, and particularly relates to an LED lighting lamp easy to disassemble and assemble, which comprises a mounting base, a threaded sleeve is in threaded connection with the inner side of the mounting base, a supporting block is rotatably connected with the inner side of the threaded sleeve, an LED lamp panel is arranged on the lower side of the supporting block, and a plug is fixedly and electrically connected with the upper side of the LED lamp panel. The plug is fixedly connected with the supporting block, and the outer side of the LED lamp panel is electrically connected with a motor. The shielding frame and the arrow groove rotate to the contrast ground, so that the irradiation light forms a shadow with an arrow shape on the inner side on the ground to guide people to escape in a proper direction, downward rotation and upward recovery of the shielding frame can be realized through forward rotation and reverse rotation of the rotating strip, and the driving structure is relatively simple and convenient to operate. A large number of driving structures such as gear transmission rods are not used, the production difficulty and the production cost of the device are reduced, meanwhile, driving of the device is more stable and simpler, and the practicability of the device is improved.

The application belongs to the technical field of hedge trimming, and discloses a hedge trimming unmanned vehicle, which comprises an intelligent trolley, a mechanical arm assembly and a trimming mechanism. The intelligent trolley comprises a movable chassis, a power module, a driving module, a visual navigation module, a control module, a quality feedback module and a remote monitoring and emergency processing module. The mechanical arm assembly comprises a rotating table and a three-axis mechanical arm. The trimming mechanism comprises a mounting seat and two groups of vertically arranged trimming cutters. The trimming cutter comprises a mounting plate, a fixed shaft is arranged on the mounting plate, two main connecting arms are rotatably arranged on the fixed shaft, a secondary connecting arm is rotatably arranged at one end of the main connecting arm, the two secondary connecting arms are connected through a hinge shaft, a quadrilateral linkage mechanism is formed, a driving assembly is further arranged on the mounting plate, and a first reciprocating cutter assembly and a second reciprocating cutter assembly are respectively arranged on the main connecting arm and the secondary connecting arm. The length adjustment of the trimming mechanism is realized through the quadrilateral linkage mechanism, sufficient avoiding space is provided for the cutter, and the risk of collision with obstacles is reduced.

The utility model relates to a kind of rectification mechanism for liquid crystal screen panel production in liquid crystal screen production technical field, including rectification platform, X-axis rectification module and Y-axis rectification module, the X-axis rectification module and Y-axis rectification module all include driving motor, two-way screw rod and two groups of positioning structure, the positioning structure includes rectification positioning piece, limiting batten and guiding slide, the rectification positioning piece is slidably installed on the positioning sliding groove.The utility model drives two-way screw rod rotation by driving motor, to drive the relative movement of two groups of rectification positioning piece, realize the position rectification to liquid crystal screen panel X, Y axis direction.This structure not only simplifies the driving structure, reduces manufacturing cost, and improves correction efficiency.Meanwhile, rectification module uses positioning sliding groove to accommodate slidable rectification positioning piece, so that it can adjust rectification positioning piece position without disassembly, to adapt to different model size liquid crystal screen panel in this way, improve production efficiency.

The invention discloses a metal ion detection device for healthy drinking water production, comprising: a sampling tube for sampling from a water source; the spiral blade is rotationally arranged in the sampling pipe and is used for pushing a water sample through rotation; the detection tube is connected to the upper part of the sampling tube and is used for accommodating and guiding the water sample conveyed by the spiral blade; the luminosity detection device is arranged on one side of the detection tube and is used for detecting the content of metal ions in the water sample; the drainage pipe is connected above the detection pipe and is used for discharging the detected water sample; the drain hole is formed in one side of the upper part of the drain pipe and is used as an outlet of a water sample; the driving motor is arranged above the drainage pipe and is used for providing rotating power; the rotating shaft is connected to the output end of the driving motor, penetrates through the drainage pipe and the detection pipe and is fixedly connected to the spiral blade; compared with the prior art, a continuous and stable detection process is realized.

The utility model discloses a turning clamp and a lathe in the technical field of machining. The turning clamp comprises a base and a plurality of first pull rods, the first pull rods are telescopically connected to the base, the telescopic direction of the first pull rods is perpendicular to the front end face of the base, pressing plates are connected to the first pull rods, the first pull rods stretch out and draw back to drive the pressing plates to rotate so as to fix a workpiece to the front end face of the base, and the turning clamp further comprises a transverse pull rod and a pull rod connector. A through hole perpendicular to the front end face of the base is formed in the base, and the first pull rod penetrates through the through hole. The first pull rod penetrates through the through hole to be connected to the transverse pull rod. The pull rod connector is used for fixing the transverse pull rod to a pull rod of a lathe. According to the lathe, the transverse pull rod and the pull rod connector are additionally arranged, so that the main shaft pull rod of the lathe provides power, special hydraulic equipment is not needed, an oil duct does not need to be additionally arranged, and the driving structure is simplified.

The present invention relates to the field of machining technology, and in particular to a laser engraving and cutting machine device for sheet metal production, comprising a column, wherein the column is provided with an extension arm extending in a lateral direction, the extension arm is provided with a first slide seat that slides left and right, a second slide seat that slides up and down is provided in front of the first slide seat, a machine base is fixed on the second slide seat, a machine head is installed on the machine base, a carving knife is provided at the bottom end of the machine head, a sink cavity is opened downward from the top surface of the machine base, an oil tank is provided in the sink cavity, and lubricating oil is filled in the oil tank, a driving mechanism is provided on the machine base, the driving mechanism comprises a transmission shaft installed on the side of the machine head, a driving disk is installed on the transmission shaft, a protrusion is provided on the outer circumferential surface of the driving disk, and automatic lubrication and maintenance can be achieved when each slide seat returns to the processing origin after the equipment is finished working.

The invention provides a hand-push type camellia oleifera fruit collecting device, and belongs to the technical field of equipment manufacturing. The umbrella comprises umbrella cloth and a hand-push type frame, the hand-push type frame comprises a handle and a horizontal frame body, and the handle is obliquely, detachably and fixedly connected with the horizontal frame body. The front part of the horizontal frame main body is lower than the ground, the rear part of the horizontal frame main body is higher than the ground, and the front part of the horizontal frame main body is a U-shaped opening; universal wheels are installed at the bottom of the horizontal frame body, and the diameter of a front wheel is smaller than that of a rear wheel. A driving umbrella rib, a driven umbrella rib and an electric push rod for driving the driving umbrella rib to act are respectively mounted on two sides of a U-shaped opening of the frame main body; the driving umbrella ribs and the driven umbrella ribs are detachably and fixedly connected with the umbrella cloth; the electric push rod drives the driving umbrella ribs to act, and then the umbrella cloth and the driven umbrella ribs are driven to act, so that the umbrella cloth is folded or unfolded. The camellia oleifera fruit collecting device is good in fruit collecting effect, small in overall size, detachable, convenient to transport to the mountain and flexible to move, and the problem that camellia oleifera fruits are difficult to collect under the complex mountain area condition is solved.

The invention discloses an automatic assembly and disassembly device for a reaction tube, comprising a mounting plate, on which are respectively provided: a turntable, on which are provided a plurality of receiving grooves, and the upper ends of the receiving grooves are provided with internal threads; a rubber plug assembly and disassembly mechanism, used for automatically installing or disassembling the rubber plug at the open end of the reaction tube; a clamping cap assembly and disassembly mechanism, used for automatically installing or disassembling the clamping cap at the upper end of the reaction tube and outside the rubber plug; a threaded cap assembly and disassembly mechanism, used for automatically installing or disassembling the threaded cap at the upper end of the receiving groove; and a turntable driving mechanism, used for driving each receiving groove on the turntable to rotate to the rubber plug assembly and disassembly station, the clamping cap assembly and disassembly station and the threaded cap assembly and disassembly station in sequence. The automatic assembly and disassembly device for a reaction tube disclosed by the invention can realize the automatic assembly and disassembly of the reaction tube and the turntable, that is, no manual operation is required during the assembly and disassembly process, and the work efficiency is high.

The utility model provides a duplex building elevator, which relates to the field of household elevators, and comprises a guide rail unit, a lifting unit and a hoist rope, the guide rail unit is fixed on a middle building ring beam and / or a top building ring beam, the lifting unit is connected on the guide rail unit, the lifting unit is connected with a strong drive host, and the hoist rope is connected with the strong drive host. One end of the hoisting rope is wound on the strong-drive main engine, and the other end of the hoisting rope is connected to the top building ring beam and / or the middle building ring beam. The duplex building elevator is simple in structure and convenient to drive, the stress of the bottom floor slab is small, and potential safety hazards caused by overlarge stress of the bottom floor slab are avoided.

This utility model relates to the technical field of aluminum ash sorting equipment, specifically to an end cover mechanism for an aluminum ash sorting machine. It includes an end cylinder, one end of which is connected to the sorting machine, and the other end is provided with an openable end cover. The end cover consists of two semi-circular covers that can be opened in opposite directions. A rectangular fixing frame is fitted over the end cylinder, and a single-drive transmission assembly for controlling the opening and closing of the end cover is provided between the rectangular fixing frame and the end cover. A knocker, which moves with the single-drive transmission assembly, is provided inside the end cylinder. This utility model's end cover mechanism for an aluminum ash sorting machine enables the synchronous opening and closing of the two semi-circular end covers through a single drive source, and automatically completes the knocking and cleaning of the inner wall of the end cylinder during the opening and closing process.

The underground intelligent personnel limiting door comprises a protective cover, a base is arranged at the bottom of the protective cover, barrier gate main machines are arranged on the two sides of the top of the base respectively, mining pneumatic boxes are installed in the barrier gate main machines, and rotating rods are rotationally connected to the sides, close to each other, of the barrier gate main machines; the rotating rods are in transmission connection with the mining pneumatic box, personnel limiting gates are arranged on the sides, close to each other, of the rotating rods, and anti-pinch infrared sensors are arranged on the sides, close to each other, of the barrier gate main machines at equal intervals. The utility model relates to the technical field of mining equipment, and solves the technical problems that in the prior art, a manual warning personnel limiting device is generally adopted in a coal mine, great inconvenience exists in use, a specially-assigned person needs to be arranged for guarding, manpower and material resources are wasted, the number of underground operators cannot be strictly controlled, the number of underground operators cannot be counted in real time, and the working efficiency is high. And safety management of coal mine enterprises is not facilitated.

The invention provides a power transmission and distribution line broken line rapid connection wire clamp, and the wire clamp comprises a housing which is provided with two through openings which are arranged at intervals in the circumferential direction of the housing; the upper cover is arranged on the shell in a liftable manner, and the part, extending into the shell, of the upper cover is provided with a cable pressing piece capable of pressing a cable; the wire clamping piece is arranged in the shell, the wire clamping piece is provided with a wire clamping hole corresponding to the penetrating opening, the wire clamping piece has a wire clamping state of clamping a cable through the wire clamping hole and a separation state of enabling the wire clamping hole to release the cable, the upper cover is in driving connection with the wire clamping piece, and when the upper cover ascends and descends relative to the shell, the wire clamping piece is separated from the wire clamping hole. The upper cover drives the wire clamping piece to be switched between a wire clamping state and a separation state; and the locking piece is arranged between the shell and the upper cover, and the locking piece can lock the relative position of the upper cover and the shell. Through the technical scheme provided by the invention, the problem that the fixing effect of the jointing clamp in the related technology does not meet the use requirement can be solved.

The invention discloses an active air-inlet grille mechanism and a vehicle, the active air-inlet grille mechanism comprises a frame, a plurality of blades and a driving mechanism, the frame comprises an arc-shaped part, and the arc-shaped part is provided with an air inlet; the blades are installed on the arc-shaped part, the driving mechanism comprises a motor and a guide plate, the motor drives the guide plate to move in the extending direction of the arc-shaped part, and the blades are connected to the guide plate; the blades are provided with rotating shafts and connecting shafts, the rotating shafts are arranged on one sides of the blades and rotationally connected to the frame, the frame is provided with guide grooves, the connecting shafts are arranged at the tops of the blades and penetrate through the guide grooves, the guide plates are provided with sliding grooves, and the connecting shafts penetrate through the sliding grooves; the curvature of the arc-shaped parts is gradually increased in the direction from the middle of the frame to the two sides of the frame, and the linear distance between the rotating shafts and the connecting shafts of the blades at the corresponding positions is also gradually increased. Due to the fact that the linear distances between the rotating shafts and the connecting shafts of the different blades are different, the rotating angles of the different blades are different.

The utility model discloses a kind of fixed tool for milling of aluminum alloy die casting, it is related to die casting fixed tool technical field, including pedestal, the top of the pedestal is provided with vertical board, the top of the vertical board is provided with support seat, the top of the support seat is provided with support plate, connecting rod drive mechanism is arranged between the moving platform and support plate, the connecting rod drive mechanism includes the drive connecting rod of the both ends side wall of moving platform through pin shaft hinged, the left and right sides of the object table are symmetrically provided with clamp and installed in the top of slide, reciprocating transmission mechanism for adjusting the position of vertical board is set on the pedestal.The utility model is driven by connecting rod drive mechanism by hydraulic cylinder, realize two clamps and complete synchronous clamping action by a hydraulic cylinder, this design not only simplifies the drive structure, reduces the use of power source, reduces the manufacturing cost and energy consumption of equipment, can also guarantee the clamping force of two clamps uniform.

The present application discloses a device and method for treating water pollution during high-speed railway tunnel construction. When two barrel bodies are connected, the magnetic action cap forms a rotational fit with the outer wall of the upper mounting cap, the magnetic action head forms a rotational fit with the inner wall of the lower mounting cap, and the magnetic action cap and the magnetic action head form a magnetic effect. The device and method for treating water pollution during high-speed railway tunnel construction provided by the present invention can select a suitable number of water treatment units for serial connection as needed, thereby improving the convenience and flexibility of use and having a simple driving structure. The next stirring function part is driven to rotate through the magnetic action between the magnetic action cap and the magnetic action head, and the rotation speed of each stirring function part automatically forms a differential speed through magnetic linkage, thereby arranging the suitable treatment steps in the corresponding water treatment unit, and finally the gushing water can complete the corresponding treatment in different water treatment units.

The utility model provides a fluorescence switching device for medical imaging equipment, which comprises a motor and a turntable body, the turntable body comprises a top plate, the motor is connected with the top plate, and a plurality of light filtering components are arranged in the circumferential direction of the top plate; the light filtering assembly comprises an excitation light filter support and a dichroscope support connected with the excitation light filter support, an excitation light filter is arranged on the excitation light filter support, a dichroscope is arranged on the dichroscope support, and the excitation light filter support is fixedly connected with the edge of the top plate; the excitation optical filter is located on one side of the dichroscope in the horizontal direction, and a reflection optical filter is arranged on the top plate. The structure of the light filtering assembly is greatly simplified, the size and the structural complexity of the light filtering assembly are greatly reduced, the weight of the light filtering assembly is effectively reduced, more light filtering modules can be installed on one rotary table body, and more than ten light filtering assemblies can be installed on one rotary table body at the same time. And the switching requirement of a large number of light filtering assemblies can be effectively met.

This utility model relates to a faucet lock, including a lock shell, a latch assembly, a lock cylinder, and a rotating shaft. The latch assembly includes a slider and a latch, with the latch connected to the slider. The slider is slidably disposed within the lock shell, and its sliding movement enables the extension and retraction of the latch. The rotating shaft is rotatably disposed on the lock shell, and is circumferentially linked and axially sliding with the lock cylinder. The rotating shaft can drive the slider to slide. A reset element is provided between the rotating shaft and the lock cylinder to drive the lock cylinder to return to its original position outside the lock shell. The key feature is that the lock shell contains a driving mechanism that drives the slider to slide in the unlocking or locking direction. The driving mechanism includes a motor, a driving gear, and a driving block. The driving block has a rack that meshes with the driving gear. The driving block is connected to the slider via a spring, so that the slider slides when the driving block slides. Using the above technical solution, this utility model provides a faucet lock that can be unlocked manually or electrically, offering multiple unlocking methods.

The utility model discloses an auxiliary wheel structure of a wrecker corbel and a wrecker, and belongs to the technical field of wreckers. The auxiliary wheel structure of the wrecker corbel comprises a beam assembly and a corbel wheel set, the beam assembly is used for being connected with a wrecker body framework, the corbel wheel set comprises a mounting frame, two rotating shafts, two tugs and a balance stabilizer bar, the mounting frame is movably mounted on the beam assembly, one end of each rotating shaft is rotatably mounted on the mounting frame around the axis in the vertical direction, and the other end of each rotating shaft is rotatably mounted on the balance stabilizer bar. The towing wheels are rotatably mounted at the other ends of the rotating shafts around the axes of the rotating shafts, swing arms extending in the lateral direction are arranged on the rotating shafts, the two rotating shafts are mounted on the two transverse sides of the mounting frame respectively, the balance stabilizer bar extends in the transverse direction of the mounting frame, and the two ends of the balance stabilizer bar are rotatably connected with the two swing arms respectively. The dragging wheels can be driven to rotate and steer by arranging the rotating shaft, the two dragging wheels can synchronously rotate by arranging the balance stabilizing rod, the driving structure of the dragging wheels is simplified, and the rigidity between the two dragging wheels is improved.