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406 results about "Hinge point" patented technology
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Auxiliary device for abduction of shoulder joint
PendingCN121845821ARestraining devicesFracturePhysical medicine and rehabilitationApparatus instruments
The invention relates to the field of medical instruments, in particular to an abduction assisting device for shoulder joints, which comprises a support, a support plate for bearing arms is hinged to the top of the support, and a driving mechanism, an adjusting mechanism, a fitting mechanism, a support mechanism and a locking mechanism are arranged on the support; the driving mechanism is used for driving the adjusting mechanism, the laminating mechanism and the supporting mechanism to operate synchronously; the adjusting mechanism is used for driving the supporting plate to rotate around the hinge point so as to adjust the abduction angle. The attaching mechanism comprises an air bag fixedly connected to the supporting plate, and the attaching mechanism is used for synchronously inflating or deflating when the angle is adjusted by the adjusting mechanism so as to be attached to the arm; the supporting mechanism is used for synchronously providing or releasing additional supporting force for the supporting plate when the adjusting mechanism adjusts the angle; the locking mechanism is used for locking the adjusting mechanism after angle adjustment is completed. The use process is simplified, the operation threshold is lowered, the rehabilitation preparation time can be saved, and the clinical use efficiency is improved.
Owner:THE FIRST AFFILIATED HOSPITAL OF SOOCHOW UNIV
Pull rod locking structure on folding shopping cart
The utility model relates to a pull rod locking structure on a folding shopping cart. The pull rod locking structure comprises a shopping cart box body and a pull rod assembly arranged on a shopping cart body. A rear box plate of the shopping cart box body is provided with a pull rod groove. The pull rod assembly is hinged to the lower portion of the pull rod groove. A locking assembly is arranged on the pull rod assembly, and a locking seat is arranged in the pull rod groove; when the pull rod assembly rotates along the hinge point to be embedded into the pull rod groove, the output end of the locking assembly is clamped into the locking seat, and the pull rod assembly is limited in the pull rod groove. The locking device is characterized in that the locking assembly comprises a buckle plate arranged on the pull rod assembly in a longitudinal moving mode, a spring bolt fixed to the buckle plate and an elastic component used for driving the buckle plate and the spring bolt to stretch out and reset; when the buckle plate longitudinally moves relative to the pull rod assembly, the lock tongue can be driven to advance and retreat relative to the locking base, and clamping locking or separation unlocking of the lock tongue and the locking base is achieved. The scheme has the advantages of simplified structure, convenience in operation and high locking stability.
Owner:HANGZHOU R&D DESIGN CO LTD
High-load-bearing and high-safety out-opening window built-in hinge and method for installing window sash
This invention discloses a built-in hinge for a high-load-bearing, high-safety outward-opening window and a method for installing the window sash. The built-in hinge includes a slide rail, a slider, a long rod, a middle rod, a short rod, and a support arm. One end of the long rod is hinged to the slide rail, and one end of the middle rod and one end of the short rod are slidably connected to the slide rail. The middle rod and the short rod are cross-hinged. The other end of the middle rod is connected to the long rod, and the other ends of the short rod and the long rod are connected to the support arm. The hinge points A and B between the middle rod and the long and short rods, and the hinge points C and D between the support arm and the short and long rods, form a quadrilateral ABCD. The connection point on the support arm that fixes the window sash is eccentrically inward towards the line connecting the hinge points CD. During the opening and closing process of the hinge of this invention, the gap between the frame and sash profiles is reduced from the conventional 7mm or more to 4mm, preventing collision between the window sash profile and the window frame profile. This shortens the distance between the two profiles, improving the aesthetics of the window while also enhancing the overall thermal insulation, sealing, and safety of the window.
Owner:ZHONGSHAN GUANZHE HARDWARE CO LTD
Tensioning device, air conditioner compressor transmission system and engineering machinery
The utility model discloses a tensioning device, an air conditioner compressor transmission system and engineering machinery, the upper part of a rotating bracket is hinged with the upper part of a fixed bracket, and the rotating bracket can rotate around a hinge point; the right-hand thread knuckle bearing connecting rod comprises a rod part and a bearing part, and the bearing part is hinged to the lower end of the rotating support. The left-hand thread knuckle bearing connecting rod comprises a rod part and a bearing part, and the bearing part is hinged to the lower end of the fixing support; one end of the positive and negative thread adjusting long nut is in threaded connection with the rod part of the positive thread joint bearing connecting rod, the other end of the positive and negative thread adjusting long nut is in threaded connection with the rod part of the negative thread joint bearing connecting rod, and the positive and negative thread adjusting long nut is rotated in the positive or negative direction to enable the positive and negative thread joint bearing connecting rods to move in the opposite direction or back direction; and then the rotary support is driven to rotate towards or away from the fixed support, and the problem that the tensioning efficiency is low is solved.
Owner:XUZHOU XCMG MINING MACHINERY CO LTD
A support for replacing an insulator
The utility model belongs to the technical field of electric power engineering, especially relate to a support for replacing insulator, including joint plate, support rod, frame and first extension rod etc., two joint plates are in parallel distribution and are slidably arranged on the frame, and the support rods distributed on the same side are a group, and there are two groups in total, and each support rod is fixedly connected on each joint plate, and each first extension rod is slidably arranged between every two support rods in longitudinal alignment. Through setting the position adjustable joint plate and the length adjustable support rod, can flexible adaptation different length's insulator, and with the help of the clamping mechanism that clamping rod, torsional spring and rotating frame constitute, only need to place the insulator between two joint plates, utilize its own weight can trigger clamping rod around rotating frame hinge point positive rotation, make originally low clamping rod positive rotation to high place, complete the clamping fixation to insulator, do not need extra tool and complex operation, realize installation automation convenient, and it is convenient for later quick replacement, simplifies the process.
Owner:XINING FANGSHENG ELECTRIC POWER DESIGN CO LTD
Horizontal sliding hinge structure and horizontal sliding window
The utility model relates to the technical field of building doors and windows, and particularly discloses a horizontal sliding hinge structure and a horizontal sliding window. The horizontal pushing hinge structure comprises a cross link rod and a lock rod, the cross link rod can stretch out and draw back in the x-axis direction and the y-axis direction. A plurality of first hinge points and a plurality of second hinge points are arranged at the two ends, in the x-axis direction, of the cross connecting rod correspondingly. The lock rod is arranged in the z-axis direction of the first hinge point; the lock rod and the first hinge point can slide relatively in the y-axis direction. According to the scheme, the first hinge point and the lock rod are overlapped in the z-axis direction, so that the first hinge point and the lock rod can be arranged in the same rail on the horizontal sliding window provided with the horizontal sliding hinge structure; meanwhile, as the lock rod can slide relative to the lock rod in the y-axis direction, control over the lock rod cannot interfere with operation of the cross link rod, the horizontal sliding window with the horizontal sliding hinge structure can have a more compact structure, and the problem that an existing horizontal sliding window is poor in compactness is effectively solved.
Owner:FOSHAN SHUNDE KENENG IND CO LTD
Box body assembly and refrigeration equipment
According to the box body assembly and the refrigeration equipment, a reference point of a door body coincides with one, farthest from a second reference plane, of the starting position and the ending position of a first hinge point, and in the process that the door body is opened to a first opening angle from a closed state, the door body is closed; a first vertical distance from the reference point to the outer edge and a second vertical distance from the reference point to the inner edge are gradually reduced, a third included angle between the first vertical line and the first reference plane is gradually reduced in a range of 0-90 degrees, and a fourth included angle between the second vertical line and the first reference plane is gradually increased; in the process that the door body is opened from the first opening angle to the second opening angle, the first vertical distance is gradually decreased, the third included angle is gradually decreased in the range of 0-90 degrees, the fourth included angle is gradually increased from smaller than 90 degrees to larger than 90 degrees, the second vertical distance is gradually decreased and then gradually increased, and in the preset angle range before the second opening angle, the first vertical distance is gradually decreased, and then the second vertical distance is gradually increased. The sine value of the fourth included angle is reduced while the second vertical distance is increased.
Owner:GUANGDONG MIDEA WHITE HOME APPLIANCE TECH INNOVATION CENT CO LTD +3
Three-degree-of-freedom large-stroke fast tool servo device and curved surface machining method thereof
The application discloses a three-freedom-degree large-stroke fast-tool-servo device, which comprises a workbench, a voice coil motor, a Z-direction displacement transmission mechanism, a three-axis connecting mechanism, an X-direction driving platform, a Y-direction driving platform, a tool holder and a tool. The three-axis connecting mechanism comprises a three-axis connecting plate and a three-axis connecting frame, and the three-axis connecting plate is connected with the three-axis connecting frame through X-axis and Y-axis flexible hinges around the three-axis connecting plate. The flexible hinges are provided with Z-axis flexible hinge points. The double-axis flexible hinges are provided with at least one X-axis flexible hinge point and one Y-axis flexible hinge point. The Z-direction displacement transmission mechanism, the three-axis connecting mechanism and the driver connecting rod are designed in an integrated mode. The piezoelectric ceramic driver is adopted. The three-freedom-degree active cutting of the tool can be realized, the large-stroke output capacity is achieved, the machining process of a complex optical surface can be efficiently completed, the displacement errors in multiple directions can be compensated, and the cutting force disturbance problem is solved.
Owner:JILIN UNIVERSITY
Elliptical machine capable of adjusting step pitch
The utility model discloses an elliptical machine capable of adjusting step pitch. The elliptical machine comprises a bottom frame; the main frame is mounted at the top of the bottom frame; the rewinding mechanism comprises a rewinding point capable of rotating along a circular track, a connecting cylinder is arranged on the portion, on the outer side of the rewinding mechanism, of the rewinding point, a movable part is arranged on the portion, on the inner side of the rewinding mechanism, of the rewinding point, and the movable part can fix the rewinding point through a plurality of locking hook parts arranged in the rewinding mechanism; one end of the first connecting rod is hinged to one side of the main frame, and a swing arm extends from the hinged point; one end of the second connecting rod is hinged to the first connecting rod, the other end of the second connecting rod is hinged to the connecting cylinder, and a pedal is installed above the second connecting rod.
Owner:ZHEJIANG YPOO HEALTH TECH CO LTD
Operating mechanism for a circuit breaker and circuit breaker
ActiveCN224384223UProtective switch operating/release mechanismsCircuit-breaking switch contactsControl theoryCircuit breaker
An operating mechanism for a circuit breaker includes: a first base plate, a second base plate, a first linkage mechanism, and a second linkage mechanism. The first and second linkage mechanisms each include a first link, a second link, and a third link. One end of the first and third links is pivotally connected to the corresponding base plate at a first hinge point and a third hinge point, respectively. One end of the second link is hinged to the free end of the third link, and the other end is hinged to the middle of the first link at a second hinge point. The first link includes a first hole provided on its free end. An output shaft extends through the first hole of the first link of the first and second linkage mechanisms. The first and / or second linkage mechanism further includes a fourth link. One end of the fourth link is pivotally connected to the first hinge point, and the fourth link is hinged at the middle of the second hinge point. The fourth link has a second hole on its free end, and the output shaft extends through the second hole.
Owner:SCHNEIDER ELECTRIC IND SAS
A feed dog motion for a cylinder sewing machine
The utility model provides a kind of movement device of cylinder sewing machine feed dog, belong to sewing machine technical field.It solves the problem that existing feed dog movement device is not applicable to cylinder sewing machine.This sewing machine includes the cabinet with long arm, the first end of swing arm is fixed with feed dog, the middle part of swing arm is hinged with long arm, the first end of lifting tooth bar is hinged with long arm, the first end of lifting tooth bar is located directly below the first end of swing arm, lower shaft can drive swing arm swing back and forth around its hinged point by feeding assembly, lower shaft can drive lifting tooth bar swing up and down around its hinged point by lifting tooth assembly, the first end of lifting tooth bar swing upwards can make the first end of swing arm move upwards, swing arm can make the first end of swing arm move downwards under the action of its elasticity.This movement device of cylinder sewing machine feed dog has the advantages of reasonable use of space, smooth movement of cylinder sewing machine feed dog.
Owner:上工缝制机械(浙江)有限公司
Wire clamp automatic opening device
The utility model relates to a wire clamp automatic opening device used for opening a wire clamp assembly, the wire clamp assembly comprises a wire clamp bearing seat used for placing a wire harness, the wire clamp bearing seat is fixedly connected with a main body, one end of the main body is hinged with a pressing block, and the other end of the main body is hinged with a locking block through a connecting rod. The lower surface of the main body is fixedly connected with a supporting frame, the supporting frame is provided with an overturning assembly and a rotating assembly, the overturning assembly drives the locking block and the connecting rod to rotate around a hinge point, and the rotating assembly drives the pressing block to rotate around the hinge point, so that the wire clamp assembly is driven to be automatically opened. The overturning assembly firstly drives the locking block and the connecting rod to rotate around the hinge point, then the rotating assembly drives the pressing block to rotate around the hinge point, and finally the wire clamp assembly is driven to be automatically opened, so that the overall automation rate of equipment is improved, and the machining time is shortened.
Owner:KUNSHAN HAOTAIFU INTELLIGENT TECHNOLOGY CO LTD
Automatic suction cup vibration type separable bridge breaking device
The utility model particularly relates to an automatic suction cup vibration type separable bridge breaking device which comprises a stand column and a fixing support hinged to the top of the stand column, an angle adjusting assembly is arranged between the stand column and the fixing support, and the fixing support is driven by the angle adjusting assembly to rotate relative to the hinge point of the fixing support and the top of the stand column. A first telescopic air cylinder is fixedly connected to the fixing support, and the driving end of the first telescopic air cylinder is detachably connected with an automatic suction cup vibrator. Compared with a common auxiliary bridge breaking discharging structure installed on a hopper in the market, the device can achieve automatic bridge breaking of one to n charging barrels without manual disassembly and assembly, the positioning accuracy is high, the labor cost is reduced, the operation efficiency is improved, the application scene is wide, the application condition requirement is low, and maintenance and overhaul are convenient.
Owner:ZHEJIANG CANAAN TECH
A rotary drilling tool suitable for plateau geology
This invention relates to the field of rotary drilling rig technology, specifically to a rotary drilling rig suitable for high-altitude geology, comprising an upper cylinder, a drill bit, and a locking mechanism. A notch is provided on one side of the upper cylinder, and a side cylinder is located at the notch. The upper end of the side cylinder is hinged to the upper cylinder, and the lower end of the side cylinder is hinged to the drill bit. The locking mechanism includes a locking block, a locking latch, and a control assembly. The locking block is fixedly connected to the drill bit and has a locking hole. The locking latch is hinged to the lower end of the upper cylinder, and a locking tongue is located at the outer end of the locking latch at its hinge point. A limiting block is located at the outer end of the locking tongue. A constraint hole extends inward through the outer wall of the upper cylinder, through which the locking tongue passes. When the locking tongue is embedded in the locking hole, the limiting block abuts against the outer wall of the upper cylinder, preventing the locking latch from being driven into or moving upward into the upper cylinder. The design of having part of the locking latch inside the upper cylinder and part outside avoids the risk of breakage of a fully internal locking latch, ensuring the safety and reliability of the rotary drilling rig and making it suitable for high-altitude geology.
Owner:CHINA RAILWAY CONSTR ELECTRIFICATION BUREAU GRP RALL TRANSIT EQUIP CO LTD +1
Super lifting device, crane and control method of crane
ActiveCN116715158BCargo handling apparatusPassenger handling apparatusHydraulic cylinderMarine engineering
The application relates to the technical field of engineering machinery, and discloses a super-lifting device, a crane and a control method of the crane. The super-lifting device comprises a lifting arm, a super-lifting mast, a first connecting piece, a second connecting piece, a limiting mechanism and a pre-tightening device. When the lifting arm is elongated, the arm head of the lifting arm pulls the super-lifting mast to rotate around a hinge point through the first connecting piece, so that the lifting amplitude of the super-lifting mast is realized, the traditional lifting amplitude cylinder is omitted, the structure is simple, the overall weight is reduced, the problem that the lifting arm center of gravity of the super-lifting device is high when the traditional lifting amplitude cylinder is arranged is solved, and the load lifting stability is improved. When the lifting amplitude of the super-lifting mast reaches a preset lifting amplitude angle, the limiting mechanism fixes the super-lifting mast at the preset lifting amplitude angle, the arrangement of the hydraulic cylinder is reduced, the layout is simplified, the weight is reduced, the cost is saved, the reliability is high, and the stability is good. The second connecting piece is pulled through the pre-tightening device, the pre-tightening of the second connecting piece is realized, the stability of the structure is improved, and the load lifting performance of the lifting arm is ensured.
Owner:HUNAN SANY MEDIUM TONNAGE HOISTING MASCH CO LTD
Filling machine screw cap gripper for producing single-walled carbon nanotube slurry and filling machine
The utility model belongs to the technical field of filling equipment, and particularly relates to a cap screwing gripper of a filling machine for producing single-walled carbon nanotube slurry, which comprises a hollow connecting rod and a cap screwing gripper, the adjusting piece is connected with the air cylinder through a piston rod; the connecting arms are circumferentially and symmetrically hinged to the lower edge of the connecting rod, and the adjusting part is located in the middle of each connecting arm; two sides of the upper parts of the supporting claws are respectively hinged with the adjusting piece and the connecting arms; the air cylinder is suitable for driving the adjusting piece to move in the axial direction of the connecting rod. When the adjusting piece moves upwards, the adjusting piece acts on the hinge point of the supporting claw through traction, so that the supporting claw is folded inwards to be meshed with the outer wall of the internal thread screw cap. When the adjusting piece moves downwards, the lower edge of the adjusting piece extrudes the guide inclined face of the supporting claw, so that the supporting claw expands outwards, and the inner wall of the external thread screw cap is supported.
Owner:HAIYI HIGH-TECH MATERIALS (JIANGSU) CO LTD
Folding machine for folding sheets with at least one folding fence
A folding machine for folding a sheet comprises at least one folding fence, at least two folding rollers, at least one sheet diverter adjustably arranged between a first position and a second position, and a linkage mechanism for adjusting the sheet diverter. The connecting rod mechanism is constructed to be a six-component guide mechanism and comprises the following elements: a multi-component crank rocker which comprises a crank with a crank point, a rocker and a first connecting rod, a first rotating hinge fixed on the rack, a second rotating hinge fixed on the rack, a third rotating hinge with a hinge point and a fourth rotating hinge with a hinge point; the double connecting rods are guided by the crank point and the hinge point and comprise a second connecting rod, a third connecting rod, a fourth rotating hinge serving as a double rotating hinge, and a fifth rotating hinge and a sixth rotating hinge located at the crank point. The page diverter is arranged on the second link at a fixed point. According to the invention, the page steering gear can move between two limited positions and is locked at one of the two limited positions. The invention is preferably used for industrial folding machines.
Owner:HEIDELBERGER DRUCKMASCHINEN AG
Backflow cable state monitoring and early warning device with pincerlike monitoring sensor
The utility model discloses a backflow cable state monitoring and early warning device with a pincer-shaped monitoring sensor, which belongs to the field of high-voltage power cables and comprises a monitoring sensor and a monitoring processing assembly, the monitoring sensor comprises a first pincer body and a second pincer body which are hinged with each other, the first pincer body comprises a first clamping part, the second pincer body comprises a second clamping part, and the first pincer body and the second pincer body are hinged with each other. One end of the first clamping part and one end of the second clamping part are both close to a hinge point of the first clamp body and the second clamp body, and when the monitoring sensor is in a clamping state, the other end of the first clamping part and the other end of the second clamping part are close to each other; when the monitoring sensor is in an open state, the other end of the first clamping part and the other end of the second clamping part are far away from each other, the monitoring processing assembly comprises a controller, a collector and an alarm, the collector is used for collecting monitoring information of the monitoring sensor, and the controller is configured to control the alarm to give an alarm based on the monitoring information obtained by the collector. Installation is convenient, and the risk that the backflow cable is stolen can be reduced.
Owner:HUNAN CHANGCABLE INTELLIGENT TECH CO LTD
A freely turning articulated hinge dragon
The present application relates to a kind of free steering articulated dragon, it includes support frame, articulated dragon body, support frame includes base, it is equipped with universal wheel, base has first articulation point and second articulation point, articulated dragon body has third articulation point and fourth articulation point, wherein, first articulation point is articulated with third articulation point, second articulation point is articulated with fourth articulation point by lifting platform, and the distance of first articulation point to fourth articulation point and the distance of second articulation point to fourth articulation point are equal, lifting platform has fifth articulation point, base is also equipped with hydraulic cylinder, the piston rod of hydraulic cylinder is articulated with fifth articulation point, piston rod is equipped with mark plate, mark plate is marked with angle scale, lifting platform is located in the side of mark plate.The articulated dragon of the technical scheme can be moved and angle adjustment under the premise of ensuring, realize the accurate adjustment of angle, and ensure that the adjustment process is easy and labor-saving, simultaneously make installation and subsequent operation efficiency can be significantly improved.
Owner:ZHEJIANG ZHENGHAO INTELLIGENT MFG CO LTD
Cutting equipment for production of regenerated aluminum ingots
The invention discloses cutting equipment for regenerated aluminum ingot production, and belongs to the technical field of aluminum ingot production and processing, the cutting equipment comprises a workbench, a mounting groove is formed in the workbench, and a cutting device and a polishing device are arranged at the two ends of the mounting groove respectively; the cutting device comprises a swing arm hinged to the workbench, a torsional spring is arranged at the hinge point, and a cutter is arranged at the end of the swing arm. The polishing device comprises a power air cylinder perpendicular to the aluminum ingot conveying direction, a supporting frame is arranged at the output end of the power air cylinder, and polishing structures are arranged on the two sides of the supporting frame. Two conveying structures used for conveying aluminum ingots are symmetrically arranged on the workbench relative to the mounting groove. The invention aims to solve the problems that the cutting surface of the regenerated aluminum ingot is easy to have raised grains and broken edges and needs to be additionally polished.
Owner:CHONGQING JIARUI ALUMINUM CO LTD
Cooling fin beam splitting device
The utility model relates to the technical field of glass fiber production, in particular to a cooling fin beam splitting device which comprises a pair of handles and further comprises a filament splitting sheet, the upper ends of the handles are hinged to each other, and the handles are opened and closed around the hinge point; mounting grooves are formed in the tops of the handles, the mounting groove in one handle horizontally extends rightwards to form a long groove structure, and the mounting groove in the other handle horizontally extends leftwards to form the other long groove structure; a plurality of yarn separating sheets are detachably arranged on each mounting groove, and the plurality of yarn separating sheets are parallel to one another; according to the cooling fin bundle splitting device, the filament splitting sheets replace fingers to allocate and gather needed monofilaments, it is guaranteed that the number of the monofilaments allocated to each bundle of yarn is accurate, the problem that filament splitting errors are prone to occurring in the traditional bare-handed bundle splitting process is solved, and product quality is improved.
Owner:HUANGSHI HONGHE ELECTRONIC MATERIAL TECH CO LTD
A sturdy and easy-to-install drying rack
ActiveCN224280824Uavoid damageImprove stabilityOther drying apparatusTextiles and paperStructural engineeringMechanical engineering
This utility model discloses a structurally stable and easy-to-install drying rack, including a first leg, a second leg, a first shelf, a second shelf, and a folding assembly. The upper ends of the first and second legs are hinged together, and the lower ends of the first and second legs unfold and support the ground. The first and second shelves are correspondingly hinged to the first and second legs. A first tube is fitted onto the first shelf through a first sleeve hole; a second tube is fitted onto the second shelf through a second sleeve hole. When the shelf and the leg unfold simultaneously, the second tube flips downward and unfolds around its hinge point with the first tube, embedding itself in the limiting groove of the first tube. When the shelf and the leg fold simultaneously, the second tube flips upward and folds out of the limiting groove, using its hinge point with the first tube as a fulcrum. This improves the overall structural strength and stability of the drying rack, reduces replacement costs, and makes the assembly and disassembly of the drying rack more convenient.
Owner:GUANGDONG WIREKING METAL MANUFACTURE CO LTD
Centralized lubrication device and engineering machine
ActiveCN224414867UReasonable structural designReduce the difficulty of raisingArm boardsThermodynamics
The utility model discloses a centralized lubricating device and engineering machinery, including swing arm, rocker, pull rod, the swing arm includes two left and right interval arrangement's swing arm board, two the swing arm board between installation has with both fixed connection's swing arm crossbeam, swing arm crossbeam with the middle part of rocker has first hinged joint, the front end of rocker with one end of pull rod has second hinged joint, the other end of pull rod with third hinged joint has to shovel, the rear end of rocker with fourth hinged joint has to turn bucket oil cylinder, first hinged joint, second hinged joint, third hinged joint, fourth hinged joint are connected with one end of first lubrication hose, second lubrication hose, third lubrication hose, fourth lubrication hose respectively, and one swing arm board's outside surface is equipped with oil -passing block, and the oil -passing block has opened four oil grooves. The utility model leads to the lubrication of hinged joint to the swing arm outside same place and the position of suitable height, and reduces the difficulty of filling.
Owner:GUANGXI LIUGONG MASCH CO LTD
Iron roughneck oil cylinder hinge point driving optimization method, device, equipment, medium and product
The invention relates to the field of engineering simulation, in particular to an iron roughneck oil cylinder hinge point driving optimization method and device, equipment, a medium and a product. According to the method, the basic simulation model capable of being regulated and controlled in a parameterized mode is established, the hinge point of the push-pull oil cylinder is set as a design variable, and the boom is subjected to flexible processing, so that the problem that vibration of the boom based on a rigid body cannot be simulated is solved, and driving function parameters can be dynamically adjusted along with the position of the hinge point; by initializing a parameter group and carrying out parallel simulation, the single optimization period is greatly shortened, and the driving parameters are prevented from being manually adjusted for multiple times; meanwhile, a dynamic graph is drawn in combination with simulation data and iterative data, and performance differences under different driving functions can be visually presented, so that the optimal solution of the oil cylinder force is accurately explored, and the defects that in the prior art, the optimization period is long, and the deviation between the result and the actual working condition is large are effectively overcome.
Owner:HUNAN SANY PETROLEUM TECH
Lighting distribution box
ActiveCN224249205UBus-bar/wiring layoutsSubstation/switching arrangement cooling/ventilationScrew threadThreaded rod
The utility model discloses a lighting distribution box, which relates to the field of lighting distribution boxes and comprises a box body, a box door is hinged on one side of the box body, one side of the box door far away from the hinged position of the box body is clamped and installed on one side of the box body, a threaded rod is rotatably installed on one side in the box body, and a knob is arranged on one side of the threaded rod far away from the inside of the box body. A limiting rod is fixedly mounted on the side, away from the threaded rod, in the box body, connecting plates sleeve the outer ring of the threaded rod and the outer ring of the limiting rod, mounting plates are integrally formed on one sides of the two connecting plates, line grooves are formed in the two sides, located below the threaded rod and the limiting rod, in the box body, and a line placement frame is inserted below the two line grooves; wire placing grooves are formed in the two wire placing frames, and three heat dissipation grooves are formed in the mounting plate. By the adoption of the structure, the box door can be opened in a rotating mode only by pressing the clamping block to be separated from the clamping groove, and the problems that the door plate is separated from the box body and the cover is not tight are effectively solved.
Owner:ZHEJIANG ZHONGYUN ELECTRIC CO LTD
A bearing ring conveying auxiliary device for bearing production
ActiveCN224278593UFlexible adjustment of spacingFlexible adjustment of front and rear positionsConveyorsConveyor partsMechanical engineeringPhysics
This utility model relates to an auxiliary device for conveying bearing rings in bearing production. The adjusting rod can slide left and right along the support member, and the guide plate can slide back and forth along the first sliding member. Combined with the positioning function of the elastic positioning component, the distance and position between the two guide plates can be flexibly adjusted to adapt to bearing rings of different diameters and thicknesses. The auxiliary device does not need to be frequently replaced, which reduces equipment costs and improves production efficiency. The adjusting rod and the first sliding member are hinged, allowing the guide plate to rotate around the hinge point to adjust the angle, thereby forming a figure-eight structure between the two guide plates. This figure-eight structure can automatically gather the bearing rings towards the centerline or a specified direction during the conveying process, preventing the bearing rings from deviating or scattering, ensuring stable conveying posture, and providing a precise positioning basis for subsequent processing, inspection and other processes.
Owner:ZHONGSHAN MURAKAMI BEARING CO LTD
Pipe lifting device
PendingCN121993056AEffort-saving when tilted upWide applicabilityDrilling rodsDrilling casingsStraight tubeStructural engineering
The invention discloses a pipe lifting device. The pipe lifting device comprises a supporting part and a pipe lifting part hinged to the supporting part. The supporting part comprises a first base; the pipe lifting part comprises a pipe lifting assembly, the top end of the pipe lifting assembly is an operation end, the bottom end of the pipe lifting assembly is a working end, the pipe lifting assembly is hinged to the first base, and the hinge point is located between the top end and the bottom end of the pipe lifting assembly; a clamping part used for clamping the high-pressure straight pipe is arranged at the working end of the pipe lifting assembly, and the opening direction of the clamping part is opposite to the first base. The high-pressure straight pipe can be lifted in a more labor-saving manner, the labor intensity is low, and the safety is high; the pipe lifting device is suitable for pipe lifting operation in petroleum engineering or other pipeline construction industries.
Owner:CNPC BOHAI DRILLING ENG +1
Water inlet valve with shortened lever
The utility model provides a water inlet valve with a shortened lever, which comprises a T-shaped main body, the main body is horizontally through, one end of the main body is provided with a water inlet, the other end of the main body is provided with an inner-layer pipe and an outer-layer pipe, the inner-layer pipe is communicated with the water inlet, and the outer-layer pipe is provided with a water outlet; the water stop assembly comprises a gland, a base and a movable block, the base is provided with a first through hole, the movable block is provided with a second through hole, the two sides of the gland are hinged to the base, one side of the gland extends out of cranks on the two sides of a hinge point, the cranks are perpendicular to the gland, and the movable block is provided with a second through hole. One end of the crank is hinged to the top end of the vertical rod. According to the water inlet valve, the vertical rod is adopted to drive the crank to be connected with the gland to swing around the position hinged to the base, so that the gland is driven to cover or open the first through hole, water inlet and water stop of the water inlet valve are achieved, the crank is short, the first through hole is pressed through the gland, and a larger sealing force value is obtained.
Owner:XIAMEN UNITOP PLUMBING TECH CO LTD
Hydraulic lifting platform of LNG bunkering ship
The application discloses a kind of LNG filling ship hydraulic lifting platform in the technical field of ship.The platform includes support seat, support seat is equipped with first filling platform, first filling platform is equipped with lifting assembly for driving its lifting, lifting assembly includes hydraulic cylinder articulated on support seat, the cylinder barrel of hydraulic cylinder is articulated support seat, the piston rod of hydraulic cylinder is articulated the middle part of first support, the lower end of first support is articulated with support seat, the upper end of first support is articulated first filling platform;One end of first filling platform is articulated with first support, the other end of first filling platform is articulated with second support, second support is equipped with second filling platform, the upper end of second support is articulated first filling platform, the lower end of second support is articulated support seat;The articulation point of second support articulated upper hinge seat is located above first filling platform;The articulation point of first support articulated lower hinge seat is located below first filling platform.The application has the advantages of reducing cost and optimizing space.
Owner:AVIC DINGHENG SHIPBUILDING CO LTD +1