78results about How to "Achieve length adjustment" patented technology

The invention discloses an automatic sealant pouring device for elements for production of power modules. The automatic sealant pouring device for elements for production of power modules comprises apouring mechanism and a fixed heating tank, wherein a vacuum defoaming mechanism is further mounted on the side of the top of the fixed heating tank; the pouring mechanism comprises a sealant injection pump; the bottom of the sealant injection pump is connected with a lifting support in a sleeving manner; a pneumatic valve is mounted at a sealant outlet of the sealant injection pump; a sealant outlet end of the pneumatic valve is connected with a sealant injection tube through a guide tube; the fixed heating tank comprises a heating tank body; electric heating tubes are uniformly mounted on the inner wall of the heating tank body; power supply ends of the electric heating tubes are in parallel connection to an external power supply through wires; the vacuum defoaming mechanism comprises avacuum pump; a sliding supporting plate is mounted on the lower surface of the vacuum pump; two sides of the lower surface of the sliding supporting plate are in bridging connection on the upper surface of the heating tank body; and an air sucking opening of the vacuum pump is connected with a sealing funnel through a sealing guide tube. By heating solidifying, operation time for sealant pouring is shortened, bubbles generated in a pouring process are eliminated, and operation efficiency of sealant pouring and the quality of products are improved.

The invention relates to the technical field of seat armrests and especially relates to a length-adjustable storable seat armrest. The seat armrest comprises an armrest assembly, a storage assembly and a back pad, wherein the armrest assembly is connected to the storage assembly; the storage assembly is connected to the back pad; and a backrest framework and a storage chamber 2 are disposed on the back pad. According to the invention, the structural settings are adopted; the armrest length can be adjusted aiming at different riders, so that comfortable riding experience can be provided; and the rider can store the armrest to the backrest rear side when the rider comes in or goes out, so that passing space is increased, the space utilization rate is increased, and access becomes convenient.

The invention discloses a pull rod automatically rotating and adjusting mechanism for an extruder. The mechanism comprises at least one pull rod, wherein a pull rod adjusting cap is arranged on the pull rod, the pull rod adjusting cap is in threaded connection with the pull rod, and the pull rod adjusting cap is fixedly connected with worm wheels, the worm wheels are connected with a worm, and the worm is connected with a driving device. According to the invention, the driving device is used for rotating the worm to drive the worm wheels, the pull rod is driven by the worm wheels to adjust the cap to rotate, so that the function of adjusting the length of the pull rod is achieved, the structure can be used for optionally switching processes of fixed needle extrusion and follow-up needle extrusion, labor is reduced, and the implementation is automated; meanwhile, the production efficiency is effectively improved, and the installation and maintenance are convenient.

The invention discloses a reaction type crushing device for coal mine, and relates to the technical field of coal mine crushing devices. The reaction type crushing device can regulate spacing betweena reaction plate and a plate hammer according to a practical use condition while regulating a relative distance and relative inclination degree between the plate hammer and a reaction plate of a reaction device, and guarantees that coal mines discharged from a position between the plate hammer and the reaction plate can meet required particle diameters. A first housing is in lap joint to a secondhousing; the first housing and the second housing are locked to form a crushing cavity; a rotor is arranged in the crushing cavity; the rotor is sleeved by the plate hammer; one end of the rotor is rotatably connected to the first housing, and the other end of the rotor penetrates through the outer wall of the first housing, and then is connected to a drive device; the reaction plate at the outerside of the plate hammer is further arranged in the crushing cavity; the reaction plate is connected to a regulating device which penetrates through the outer wall of the second housing; and a supporting device is further arranged on the outer wall of the second housing.

The invention belongs to the field of exoskeleton related technologies, and discloses a height-adjustable exoskeleton seat. The exoskeleton seat comprises a thigh and shank structure assembly and a sitting posture supporting assembly, wherein the thigh and shank structure assembly comprises a thigh structure assembly and a shank structure assembly which are connected rotatably; the length of the thigh structure assembly is changed by movement, the length of the shank structure assembly is changed by movement, and therefore, the height of the exoskeleton seat is adjusted; the sitting posture supporting assembly comprises a slide way baffle connected to the thigh structure assembly, an adjusting slider which is slidably connected to the slide way baffle, an upper supporting rod which is rotatably connected to the adjusting slider, a lower piston rod which is rotatably connected to the upper supporting rod and a supporting cylinder which is connected to the lower piston rod and the shankstructure assembly; and the supporting cylinder is used for driving the lower piston rod to move so as to drive the adjusting slider to slide along the slide way baffle, and thus, the sitting postureheight of the exoskeleton seat is adjusted. The height-adjustable exoskeleton seat is high in adaptability, high in flexibility and simple in structure.

The invention discloses a high-voltage transmission line deicer. The deicer comprises a mounting base, an upper mounting block and a lower mounting block, wherein two servo motors are mounted at the bottom of the upper mounting block, a driving wheel is fixed on an output shaft of the servo motor, two rotating shafts are rotatably arranged on the mounting base, an upper guide wheel in contact withan upper side of a power transmission line is fixed on each rotating shaft, a driven wheel is fixed on each upper guide wheel, the driving wheels and the driven wheels are arranged in a one-to-one correspondence mode and correspondingly connected through belts, a mounting plate is movably arranged above the lower mounting block, the mounting plate is connected with the lower mounting block through at least two telescopic driving devices, multiple sets of power transmission line deicing knives are fixed to the bottom of the upper mounting block and the top of the mounting plate respectively, two mounting frames are fixed to the top of the mounting plate, and lower guide wheels making contact with a lower side of the power transmission line are rotationally arranged at top ends of the mounting frames respectively. The deicer has advantages of low cost and simple structure.

The invention provides a conveying line structure and a conveying mechanism with same. The conveying line structure comprises a supporting frame, a driving roller connected with the supporting frame,a driven roller connected with the supporting frame, and a conveying belt arranged on the driving roller and the driven roller in a sleeving manner, wherein the conveying belt conveys products in a first preset direction under the action of the driving roller and the driven roller; and the driving roller and the driven roller are arranged in a position adjustable manner in the first preset direction relative to the supporting frame. The conveying line structure solves the problems that in the prior art, the length adjusting range of a conveying belt is small, and the position of the conveyingbelt cannot be adjusted.

The invention discloses a spacing adjustment type nonferrous metal hot rolling and cooling mechanism. The spacing adjustment type nonferrous metal hot rolling and cooling mechanism comprises a positioning bracket, a locking bracket and a cooling adjustment mechanism; the mechanism realizes the adjustment of the lengths of cooling rollers, each of an upper cooling roller and a lower cooling rolleris provided with a left roller and a right roller that are connected end to end, telescopic corrugated pipes are mounted in the middles of parts between the left rollers and the right rollers in a communication manner, and the left rollers communicate with the right rollers through the telescopic corrugated pipes, in this way, a driving rod rotates on the locking bracket to drive a moving bracketto move to further drive the right rollers to expand and contract, and the sliding smoothness and the structure stability of the right rollers are improved by movable guide rods and positioning guidecolumns that are mounted on the relative inner sides of the upper parts and the lower parts of the left rollers and the right rollers.

The invention discloses a logistics manipulator device. The logistics manipulator device comprises a fixed plate, a telescopic cylinder and a mounting plate; the telescopic cylinder comprises a vertical cylinder, an inserting rod, a guide base, a motor base, first servo motors and an annular fixed block; the left side outer wall and the right side outer wall of the annular fixed block are each fixedly provided with a connecting lug, output shafts of the first servo motors are connected with vertical screws through first couplers, the vertical screws penetrate the corresponding connecting lugsand are in sliding fit connection with the corresponding connecting lugs through threads, a fixed gripper is fixed to the bottom of the mounting plate, a left end plate and a right end plate are symmetrically and fixedly arranged at the position, located on the right side of the fixed gripper, of the bottom of the mounting plate, a guide transverse rod is fixedly arranged between the left end plate and the right end plate, and is sleeved with a sliding base in a sliding manner, the bottom of the sliding base is connected with a movable gripper through a connecting plate, a seat plate is fixedly arranged at the position, on the right side of the right end plate, of the bottom of the mounting plate, and an automatic pushing device is fixedly arranged between the seat plate and the connectingplate. The beneficial effect of being adjustable in length is achieved.

The invention discloses a multifunctional reversed V-shaped lifting pole for extra-high voltage iron tower assembling and erection, and belongs to the field of extra-high voltage power transmission line pole tower assembling and erection construction. A traditional reversed V-shaped lifting pole is single in function, a base is unstable, and complicated braking measures need to be set when the traditional reversed V-shaped lifting pole is erected. The lifting pole comprises a reversed V-shaped lifting pole body and a pulley block, two bar-shaped lifting pole main bodies are connected to form the reversed V-shaped lifting pole body, the pulley block is arranged at the top end of the lifting pole body, the lower end of the lifting pole body is hinged to a lifting pole base through a hingingplate, and the top ends of the two lifting pole main bodies are connected through a connector. A connecting structure of the base is firmer, the reversed V-shaped lifting pole serves as a suspension lifting pole, an erection function of the lifting pole is achieved by the aid of a rotatable hinging structure, lifting of tower materials is facilitated by the aid of the pulley block, the lengths ofthe lifting pole main bodies are adjusted to adapt to assembling and erection of different heights and lifting of the tower materials, structural strength is enhanced, erection of the suspension lifting pole and lifting of the tower materials are conveniently achieved, the length of the lifting pole is adjusted, and the lifting pole is simple to manufacture and convenient to use.

The invention relates to the field of cable insulation pipe production equipment, in particular to a fixed-length cutting device used for the production of cable insulation pipes. The fixed-length cutting device includes a base on which a feeding mechanism for conveying the cable insulation pipes is arranged, a worktable is fixed to the base, a rack is arranged on the worktable, a cutter is fixedto one end, facing the feeding mechanism, of the rack, one end, far away from the cutter, of the rack is in transmission connection with a drive mechanism, a first rotating shaft is rotationally connected to a fixed shaft of the worktable, the first rotating shaft is fixedly connected with the center of an inner ring of a ratchet, the rack is meshed and connected with an outer ring of the ratchet,a transmission mechanism with adjustable transmission ratio is arranged on the worktable, and the ratchet can be intermittently connected with the feeding mechanism through the transmission mechanism. The fixed-length cutting device for the production of the cable insulation pipes has simple equipment structure, reduces equipment investment costs, is easy to manage, has higher matching and working stability, and is convenient for length adjustment in fixed-length cutting of the cable insulation pipes.

The invention discloses an upper-limb industrial exoskeleton capable of reducing vibration impact. The upper-limb industrial exoskeleton comprises a fixture for fixing a vibration tool, and a wear part in wear coupling with human body upper limbs; the fixture is characterized in that one ends of two arc clamps are hinged, and the other ends are connected through a butterfly nut; arc rubber blocksare fixed on inner arc surfaces of the arc clamps; the wear part is characterized by comprising flexible protective covers and multiple bonding belts matched with front arms of the human body upper limbs; the bottom ends of the bonding belts are fixed on the surfaces of the flexible protective covers; outer arc surfaces of the two arc clamps of the fixture are connected with adjustable connectingrods through first eye fish joint bearings; the other ends of the adjustable connecting rods are connected with the front ends of damping mechanisms through second fish eye joint bearings; and the middle parts of the damping mechanisms are fixed on the flexible protective covers of the wear part through connecting pieces. The upper-limb industrial exoskeleton is suitable for operations using the vibration tool, and is convenient and comfortable in wear, excellent in man-machine coupling effect, flexible in walking and high in operation efficiency.

The rod (6) has connecting tips (60, 62) connected with articulations, where one of the tips is secured to a longitudinal bar. The other tip includes a bar clamping unit accessible from a side of the rod. A separation unit (64) separates the tips along a longitudinal axis (X6) of the rod. The separation unit comprises a stirrup (640) on inclined surfaces (612, 630) included in a plane (P6) perpendicular to axes (X3, X4) of the articulations and inclined relative to the longitudinal axis. The stirrup is moved along direction perpendicular to another plane (P34) containing the articulation axes.

The invention relates to the technical field of medical nursing equipment, and discloses an auxiliary walking bracket for a rehabilitation department. The bracket comprises a walking frame lower box,wherein the inner portion of the walking frame lower box movably sleeves a moving rod, one end of the moving rod is fixedly provided with a moving block I located in the walking frame lower box, one side of the bottom end of the moving block I is fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with one side of the outer wall of a moving cover, the innerportion of the moving cover movably sleeves a bracket body, one side of the moving cover is fixedly provided with the bracket body located at one side of an inner cavity of the waling frame lower box,and the inner portion of the bracket body movably sleeves a rotating shaft. The auxiliary walking bracket for the rehabilitation department has the advantages that the arrangement of the walking frame lower box, moving rod, moving block I, connecting rod, moving cover and bracket body can achieve the height adjustment of the moving rod; it is ensured that the stable running of the moving rod is ensured after the height is adjusted, so that the purpose of adjusting the height of the waking bracket is achieved, and the practicality of the walking frame is improved.

The invention discloses a trekking pole with length capable of being adjusted by single-hand pressing. The trekking pole comprises a first supporting rod and a second supporting rod, wherein the first supporting rod is provided with a containing cavity, and one end of the second supporting rod is in sliding connection with the first supporting rod and can be partly contained in the containing cavity; a locking mechanism is arranged at the end, connected with the first supporting rod, of the second supporting rod and used for locking the relative position of the first and second supporting rods; a control mechanism is arranged at the end, opposite to the second supporting rod, of the first supporting rod and used for controlling the locking mechanism to be switched between a locking state and an unlocking state. The locking mechanism is arranged at one end of the second supporting rod so that the second supporting rod can be locked at any position in the first supporting rod to achieve length adjustment. Meanwhile, the first supporting rod is provided with the control mechanism to control locking and unlocking of the locking mechanism, and the trekking pole is convenient to use and practical.

The invention provides a plug-in main keel for construction, which includes a main keel base body, and the main keel base body is surrounded by an upper top plate, a lower bottom plate, a left side plate, a right side plate, a front end plate and a rear end plate to form a hollow cuboid structure , two inclined stiffener plates are arranged symmetrically inside the main keel base, one side of the stiffener plate is connected with the upper top plate, and the other side of the stiffener plate is connected with the lower bottom plate , the two stiffener plates form a "V"-shaped structure. The front end plate of the main keel base is provided with an insertion falcon, and the rear end plate of the main keel base is provided with an insertion slot matching the shape of the insertion falcon. The plug-in main keel for building of the present invention has the advantages of simple structure, light weight, easy installation and convenient length adjustment.

The invention relates to a fixture for vehicle exhaust pipe machining. The fixture comprises a worktable, walking wheels, a fixed base, an upper fixed base, a first extension rod, a first support base, a second extension rod and a second support base; the walking wheels are arranged at four corners of the bottom surface of the worktable; and the fixed base is arranged in the middle position of theupper surface of the worktable. The fixture for vehicle exhaust pipe machining is provided with the fixed base; the upper fixed base connected with the fixed base through a cylinder is arranged abovethe fixed base; the first support base and the second support base connected with the fixed base through the first extension rod and the second extension rod are arranged on the two sides of the fixed base, so that instable fixation possibly caused by a single fixed point in exhaust pipe machining due to irregular shapes and longer lengths of exhaust pipes is prevented, or easy deformation of theexhaust pipes in stressing caused by longer lengths is prevented; and through the design, clamping is firmer, and the exhaust pipes are not easy to damage during machining.

According to the technical scheme, the intelligent stacking robot is characterized in that the intelligent stacking robot comprises a machine base, a vertical plate is installed on the machine base, a first servo motor is installed on the machine base, the first servo motor is connected with a lifting plate through a lead screw, and a telescopic cylinder and a telescopic plate are arranged at the end of the lifting plate; a second servo motor is installed on the telescopic plate, a rotating plate is connected to the output end of the second servo motor, a cross rod is installed at the bottom of the rotating plate, and clamping plates are connected to the two ends of the bottom of the cross rod. The system is controlled and adjusted through the control module, the alarm module is arranged to give an alarm during operation, the detection module is arranged to detect the position, accurate storage is facilitated, and the communication module is arranged to achieve remote control and adjustment.

The invention relates to the technical field of cooking appliances, in particular to a support assembly and a steaming rack for the cooking appliances. The support assembly comprises a basic support and an adjustable support which can be matched with the basic support. At least two first connection structures are arranged on the basic support. At least two second connection structures are arrangedon the adjustable support. The structures on the adjustable support can be matched with the different first connection structures. At the same time, the structures on the basic support are correspondingly matched with the different second connection structures to adjust the relative position of the basic support and the adjustable support. The basic support and the adjustable support are connected through two connection portions of the first connection structures and the second connection structures. The connection strength is relatively high, and the connection is relatively reliable.

The invention discloses a bionic joint mechanism and an exoskeleton robot. The bionic joint mechanism comprises a first joint, a second joint and a locking assembly, the first joint is a tubular structural member and movably sleeves the second joint, the second joint is provided with a plurality of first limiting parts, and the plurality of first limiting parts are arranged in the axial direction of the second joint; the locking assembly is arranged on the first joint and has a first state and a second state; in the first state, part of the first joint is pressed and fixed to the second joint part through the locking assembly; in the second state, the locking assembly releases the first joint; and the locking assembly is provided with a first clamping part, and the first joint is provided with a first receding opening matched with the first clamping part. When the locking assembly is in the first state, the first clamping part extends into the first joint through the first receding opening and is clamped and matched with one of the first limiting parts. According to the bionic joint mechanism and the exoskeleton robot, the safety performance of the joint mechanism can be improved.

The invention discloses a portable ultrasonic ranging device for civil engineering. The portable ultrasonic ranging device comprises a fixed seat and an ultrasonic ranging device body movably arrangedon the fixed seat, the bottom of the fixed seat is connected with a bottom plate through a telescopic column, and the telescopic column comprises an upper connecting column and a lower connecting column which are formed by telescopic drawing and inserting; and an upper fixing block is fixed to the outer wall of the upper connecting column, a lower fixing block is fixed to the outer wall of the lower connecting column, a driving device is fixed between the upper fixing block and the lower fixing block and comprises a vertical shell, a left sliding block, a right sliding block, a left supporting rod, a right supporting rod, a left vertical rack, a right vertical rack, a gear, a rotating shaft and a grab handle, and the outer wall of the lower connecting column is connected with the verticalshell through a supporting column. The portable ultrasonic ranging device has the beneficial effect that the height is convenient to adjust.

The invention relates to a dredging device for water treatment, comprising a sludge pump and a rotary mechanism, the mud inlet end of the sludge pump and the rotary mechanism are connected through a connecting pipe, and the rotary mechanism includes a first right angle Elbow, the top of the first right-angle elbow is rotatably installed with the rotating sleeve, and the bottom end of the first right-angle elbow is telescopically connected to one end of the overload pipe through the first telescopic tube; while the circling mechanism rotates, through When the first servo motor is working, the rotating active gear drives the meshing first transmission gear to rotate, and the coaxial rotation of the first worm wheel is realized through the first rotating shaft. The length adjustment of the slewing mechanism is realized, so the slewing mechanism rotates synchronously while the slewing mechanism expands and contracts, and the dredging operation is completed through regular movement, ensuring the same degree of dredging at different parts of the river, which greatly improves the overall dredging efficiency.

The invention discloses a locking structure for lashing ships. The invention relates to the technical field of lashing and locking ships. A novel locking structure for lashing ships includes an arc-shaped plate, a first shackle, a second shackle and a chain ring. The first shackle and the second shackle are respectively parallel to the left and right ends of the arc plate, and there are two chain ring groups, which are arranged symmetrically between the first shackle and the second shackle and the arc plate. ;The chain ring group includes the left chain ring, the middle chain ring and the right chain ring, and the center of the right end of the left chain ring and the center of the right end of the middle chain ring are horizontally fixed with sleeves, and the inside of the sleeve has a "thread" structure, and the left end of the middle chain ring Both the center and the center of the left end of the right chain ring are horizontally fixed with a threaded shaft, and the end of the threaded shaft is screwed into the casing so that the left chain ring and the right chain ring are respectively threaded on both sides of the middle chain ring, and the center of the left end of the left chain ring is horizontally fixed with a round rod The beneficial effects of the present invention are: to realize the adjustment of the length of the chain / enhance the connection between the hook and loop.

The invention discloses an outer fixing frame experiment table capable of detecting the axial stress condition of a skeleton, and the outer fixing frame experiment table comprises a Taylor outer fixing frame, a pressurization mechanism, a rack, a skeleton model, an upper skeleton fixing part and a lower skeleton fixing part, the pressurization mechanism is fixed on the rack, and the output end ofthe pressurization mechanism is connected with the upper end of the skeleton model through the upper skeleton fixing part. The lower end of the skeleton model is fixed to the rack through the lower skeleton fixing part, and the Taylor outer fixing frame is fixed to the outer side of the skeleton model and fixed to the skeleton model through a steel needle. According to the device, the healing process of the broken bone under the condition that the Taylor outer fixing frame is installed can be simulated in a laboratory environment, the stress condition of each connecting rod of the external fixing frame when axial force is applied to the broken bone in the healing process is detected, and axial mechanical monitoring of the healing process of the bone provided with the Taylor outer fixing frame is achieved in the laboratory environment.

The invention discloses a ship pipe installation process and a pipe. The ship pipe installation process comprises the following steps: making a prefabricated pipe with one detachable connecting flangeon a manufacturing site; pre-hoisting the prefabricated pipe to the corresponding position on the ship to be pre-assembled; if the length of the prefabricated pipe is proper, hoisting the prefabricated pipe the manufacturing site to complete manufacturing; and hoisting the manufactured prefabricated pipe to the ship to finish installation. The prefabricated pipe is provided with a connecting flange fixedly connected at one end and the connecting flange detachably connected at the other end; whether the length size of the prefabricated pipe meets the actual field installation requirement or not can be effectively judged after preassembly; the length of the prefabricated pipe can be adjusted conveniently, such that a large amount of work caused by the fact that when the length of an existing prefabricated pipe needs to be adjusted or the position of the connecting flange needs to be adjusted, the connecting flange needs to be cut off and then welded again is avoided, and material wastecaused by the fact that the welded connecting flange cannot be used again is avoided.

The invention relates to a motor slot wedge clamp. The motor slot wedge clamp comprises a mould plate. A fixed baffle is arranged on one side of the upper surface of the mould plate in the width direction of the mould plate, a plurality of columns of bolt hole sets are formed in the other side of the upper surface of the mould plate in the length direction of the mould plate, and each column of bolt hole set comprises first mould plate bolt holes formed at intervals in the width direction of the mould plate; an adjustable baffle is arranged on the upper surface of the mould plate and connectedwith the first mould plate bolt holes through first bolts penetrating through adjustable baffle bolt holes; a plurality of second mould plate bolt holes are formed in the position, on the inner sideof the fixed baffle, of the upper surface of the mould plate at intervals in the width direction of the mould plate; and a top plate is arranged on the upper surface of the mould plate, is in an L shape and is connected with the second mould plate bolt holes through second bolts penetrating through top plate bolt holes, and the free end of the short edge of the top plate is connected with the fixed baffle in an abutting mode. The motor slot wedge clamp can clamp a plurality of slot wedges at a time, so that the assembling efficiency is improved, the thickness of the machined slot wedges can beensured, and assembling workload and cost are reduced.

The invention discloses a multistage gas target system suitable for 10GeV electron acceleration. The system comprises a plurality of gas target units, an interstage connecting device, a gas target adjusting device and the like. According to the invention, a multi-stage gas target scheme with three or more stages is provided for the first time, the length and the longitudinal density distribution curve of the gas target are effectively regulated and controlled, long-distance acceleration of the electron beam is realized, and the energy of the electron beam is increased to 10GeV or more. The invention provides a feasible gas target implementation scheme for breaking through 10GeV energy challenge in laser-driven tail field acceleration research, and the gas target implementation scheme can be technically realized through a multi-stage gas box or a capillary tube.

The invention discloses a telescopic tunnel steel arch frame, which belongs to the technical field of steel arch frames in a tunnel supporting system. According to the technical scheme adopted by theinvention, the key point is that the telescopic tunnel steel arch frame comprises an upper arch frame and a lower arch frame, wherein a connecting device for connecting the upper arch frame to the lower arch frame is arranged between the upper arch frame and the lower arch frame; the connecting device comprises an upper connecting bottom plate fixedly connected onto the upper arch frame and a lower connecting bottom plate fixedly connected onto the lower arch frame; and a telescopic device is arranged between the upper connecting bottom plate and the lower connecting bottom plate. The telescopic tunnel steel arch frame has a deformation function and a load regulation function through the telescopic device.

The invention discloses an amygdalus persica branch pruning device, a pruning method and a tractor having the amygdalus persica branch pruning device. The amygdalus persica branch pruning device comprises a supporting assembly, a branch pruning assembly and a control assembly, wherein the branch pruning assembly comprises a first driving motor, an expanding and contracting stringer, a second driving motor, an assembling beam and a branch pruning mechanism; the bottom of the expanding and contracting stringer is hinged to the supporting assembly through the first driving motor; the first driving motor is in transmission connection with the expanding and contracting stringer; the assembling beam is hinged to the top of the expanding and contracting stringer through the second driving motor;the second driving motor is in transmission connection with the assembling beam; the branch pruning mechanism is fixed to the assembling beam; and the control assembly is arranged on the supporting assembly, and is electrically connected with the first driving motor, the expanding and contracting stringer and the second driving motor. The amygdalus persica branch pruning device disclosed by the invention is simple in structure, reasonable in design, convenient to operate, labor-saving, high in automation degree, wide in application range, high in security coefficient, high in pruning working efficiency and good in pruning effects.

The invention discloses a novel ship binding locking structure, and relates to the technical field of ship binding locking, the novel ship binding locking structure comprises an arc-shaped plate, a first shackle, a second shackle and a chain ring group, the first shackle and the second shackle are respectively parallel to the left end and the right end of the arc-shaped plate, and the first shackle and the second shackle are parallel to the left end and the right end of the arc-shaped plate; the two chain ring sets are symmetrically arranged between the first hook ring and the arc-shaped plate and between the second hook ring and the arc-shaped plate respectively. The chain ring set comprises a left chain ring, a middle chain ring and a right chain ring, sleeves are horizontally fixed to the center of the right end of the left chain ring and the center of the right end of the middle chain ring, the interiors of the sleeves are of a threaded structure, and threaded shafts are horizontally fixed to the center of the left end of the middle chain ring and the center of the left end of the right chain ring. The tail end of the threaded shaft is screwed into the sleeve to enable the left chain ring and the right chain ring to be in threaded connection with the two sides of the middle chain ring correspondingly, and a round rod is horizontally fixed to the center of the left end of the left chain ring; the novel ship binding locking structure has the beneficial effects that the length of the chain is adjusted, and the connectivity between the shackles is enhanced.