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608results about How to "Reduce swing" patented technology

Unmanned ship with gravity center self-adaptive adjusting device

The invention relates to the technical field of unmanned ships, and discloses an unmanned ship with a gravity center self-adaptive adjusting device, which comprises a supporting floating body, a gravity center self-adaptive adjusting device, a gravity center self-adaptive adjusting device and a gravity center self-adaptive adjusting device, the driving mechanism is used for providing necessary power for the catamaran; the cross beam mechanism is used for connecting and supporting the floating body and a main body of the ship. According to the unmanned ship with the gravity center self-adaptive adjusting device, the gravity center shifting mechanism is arranged, when the gravity center self-adaptive adjusting device detects that the operation environment of the unmanned ship is gentle, the bottom platform can descend through the telescopic cylinder, the bottom platform drives the vertical connecting plate and the middle floating body to move downwards, and therefore the area, making contact with water, of the middle floating body is increased; therefore, the wet surface area of the ship can be enlarged, frictional resistance can be fully reduced during high-speed operation, and when the gravity center self-adaptive adjusting device detects that the operation environment of the unmanned ship is severe, the battery can be driven to regulate and control the gravity center, the speed can be properly reduced, and operation safety is kept.
Owner:SHANDONG UNIV OF SCI & TECH

Self-balancing integral hoisting system and method for concrete formwork

The invention relates to the technical field of building construction, in particular to a self-balancing integral hoisting system and method for a concrete formwork, and the hoisting system comprises a sensor module which comprises an acceleration sensor and a tilt angle sensor; the automatic control module is used for processing data, controlling algorithm operation and controlling instruction output, and the automatic control module is connected to the acceleration sensor and the tilt angle sensor; the mechanical fastener device comprises a lifting frame, a driving mechanism and at least two clamping assemblies, and each clamping assembly comprises a linkage mechanism, a sliding mechanism and a rotating mechanism. According to the invention, the problems of dangerous operation of manual hoisting and large installation error are avoided, so that the technical problem that the installation precision is difficult to control in the template hoisting process in the prior art is solved.
Owner:CHINA RAILWAY GUIZHOU ENG CORP LTD +1

Rotary split Stirling refrigerator with low vibration and long service life

The invention discloses a low-vibration long-service-life rotary split type Stirling cryocooler, relates to the technical field of cryocoolers, and aims to solve the technical problems that reciprocating movement of a single compression piston has rotary inertia force, and a connecting rod in the single compression piston swings during movement, so that large vibration is generated. Comprising a compressor body and an expansion machine body which are arranged in a split mode. The motion states of the two compression pistons can be the same all the time through the symmetrical centering crank sliding block mechanisms which are completely equal in size and weight, then the momentum of the compressor is balanced, and finally reciprocating and rotating inertia force of the crank sliding block mechanisms is completely eliminated, and only extremely small vibration is generated. And a compressor is assisted to generate periodic pressure wave driving, and a gas spring is formed by using a dynamic seal, so that the discharger and the gas spring supported by the discharger form a forced vibration system, the formed damping force can generate a proper phase difference, and finally, an effective refrigeration effect is generated.
Owner:合肥航谱时代科技有限公司

Long cantilever beam lifting device

The invention belongs to the technical field of hoisting equipment, and particularly relates to a long cantilever beam hoisting device which comprises a base mechanism, a stand column mechanism, a suspension arm mechanism and a traction mechanism. In order to solve the problem that an existing lifting device has the overturning risk in the lifting and rotating process, the vertical column mechanism is arranged in the mode that the center of gravity of an attachment is reduced to improve the stability, the lifting arm load is carried on the vertical column mechanism, and then the lifting arm load is connected with the lifting arm mechanism, so that the stability of the lifting arm mechanism is guaranteed, and meanwhile the stability of the lifting arm mechanism is improved. The gravity center of the equipment is lowered, and meanwhile, the load of the equipment is nested with the stand column mechanism, so that the overall size can be effectively reduced, and the hoisting stability can be improved; besides, an angular momentum balance device is carried on the suspension arm mechanism to drive the left balance wheel and the right balance wheel to rotate, the stability of the suspension arm mechanism is improved through angular momentum generated by rotation, and shaking of goods in the lifting and moving process is reduced.
Owner:SOUTHWEST COMM CONSTR GRP

Parking space lock movement with emergency structure and parking space lock

The utility model belongs to the field of parking space locks, and discloses a parking space lock movement with an emergency structure and a parking space lock. A parking space lock movement with an emergency structure comprises a driving mechanism; a rotating member; and a transmission mechanism. The parking space lock comprises the parking space lock movement with the emergency structure and further comprises a connecting arm, a connecting shaft, a blocking piece, a main shaft and a connecting base. According to the parking space lock machine core with the emergency structure, when the driving unit stops, the rotating piece is rotated to drive the transmission piece to rotate together, so that emergency operation can be achieved through the rotating piece, no clutch step exists between the rotating piece and the transmission piece, and operation is convenient and fast; according to the parking space lock, the main shaft and the connecting shaft are arranged in parallel at an interval, the moving piece is matched with the connecting arm to drive the blocking piece to turn over in a moving mode, therefore, the driving unit outputs small torque to drive the blocking piece to turn over, the swing amplitude of the connecting arm is small, and flat design of the parking space lock is facilitated.
Owner:GUANGXUN INTERCONNECTION TECHNOLOGY (SHENZHEN) CO LTD

A bridge construction displacement monitoring device

The invention discloses a bridge construction displacement monitoring device, which relates to the field of bridge safety and includes an infrared monitoring sensor, wherein the front and rear of the infrared monitoring sensor are both provided with a connection structure, wherein the connection structure includes a fixed ball seat, wherein the interior of the fixed ball seat penetrates through the front and is rotatably connected to a ball hinge body, wherein the outer surface of the ball hinge body is fixedly connected to a connecting rod 1, wherein one end of the connecting rod 1 is fixedly connected to a connecting frame, wherein a sliding plate is provided inside the connecting frame, wherein the top, bottom and both sides of the sliding plate are fixedly connected to sliders, wherein four sliding grooves are provided inside the connecting frame, wherein six springs are provided between the rear of the sliding plate and the rear of the interior of the connecting frame, and a ball shell is fixedly installed at the front of the sliding plate. By providing a connection structure, the invention not only prolongs the service life of the device, but also ensures the accuracy and reliability of the monitoring data.
Owner:BEIJING JIUTONGQU TESTING TECHNOLOGY CO LTD

Mountain photovoltaic panel strong-wind-resistant swing suppression device and installation method

The invention discloses a mountainous region photovoltaic panel strong-wind-resistant swing suppression device which comprises a fixed base provided with a plurality of mounting holes, a stand column assembly with one end rotatably connected with the fixed base, a photovoltaic panel mounting frame comprising a plurality of transverse supporting beams and longitudinal supporting beams, and a windproof inhaul cable assembly comprising at least three inhaul cables. And the wind direction sensor is mounted at the top of the photovoltaic panel mounting frame. Comprising the following steps of site preparation, fixed base installation, stand column assembly installation, photovoltaic panel installation frame assembling and installation, windproof inhaul cable assembly installation, sensor and controller installation and debugging and detection. The height and the angle of the stand column assembly can be flexibly adjusted according to the actual terrain and installation requirements, and it can be ensured that the device achieves the expected strong-wind-resistant swing restraining effect through debugging and detection steps after installation.
Owner:HUADIAN JINSHANGCHANGDU NEW ENERGY CO LTD

Underwater laying anti-swing swing frame device

The utility model relates to the technical field of laying and recovery of ocean equipment, and provides an underwater laying oscillation stopping swing frame device which comprises an arm frame, a variable-amplitude oil cylinder, a fixing frame and an oscillation stopping device. The arm support is composed of a base, a swing arm and a cross beam, and the variable-amplitude oil cylinder is connected with the base and the swing arm and can adjust the angle. The fixing frame is hung on the cross beam and provided with a wire rope winch and an umbilical cord guide wheel. The oscillation stopping device is composed of a suspension support and an oscillation stopping oil cylinder. According to the swing frame device, the flexibility and the operation range of the swing frame device are ensured through the hinged design of the arm frame and the angle adjusting capacity of the variable-amplitude oil cylinder, the swing stopping oil cylinder can absorb and buffer swing energy more directly and effectively through the arrangement of the swing stopping device, the swing amplitude is reduced, the control precision and the operation stability of the swing frame device are improved, and the swing frame device is suitable for large-scale popularization and application. And the operation stability is enhanced.
Owner:CHINA MERCHANTS MARINE & OFFSHORE RES INST CO LTD +1

Intelligent container portal crane

The invention discloses an intelligent container portal crane, relates to the field of portal cranes, solves the problems that when an existing container portal crane is used, the stability of container hoisting is poor, and meanwhile, it is difficult to stably place a container to a needed position, and comprises a portal frame, a lifting hook, a hoisting mechanism, a stabilizing mechanism and a clamping mechanism; the lifting hook is controlled by the lifting mechanism to move and ascend and descend, the lifting function is completed, a certain amount of liquid is filled into the corrugated pipe in the lifting process of the lifting hook, the swing amplitude of the lifting hook in the lifting process is reduced, and the lifting hook can be stably lifted. And meanwhile, when the container is lifted to abut against the bottom of the control rod, liquid in the corrugated pipe is gradually pumped out, continuous rising of the lifting hook is prevented from being influenced, the top of the container is subjected to abutting limiting through the control rod, meanwhile, the clamping plates are linked to overturn downwards, the two sides of the container are subjected to abutting clamping, and the shaking amplitude is relieved.
Owner:ARFACRANES CO LTD

Marine elevator speed governor steel wire rope protection device

The utility model discloses a marine elevator speed governor steel wire rope protection device which comprises connecting angle steel (1) fixed to the side wall face of a shaft, a support A (2) is arranged on the connecting angle steel (1), an anti-swing piece (3) is arranged on the support A (2), and a speed governor steel wire rope penetrates through the anti-swing piece (3). The anti-swing piece (3) comprises a swing piece body (301) of a C-shaped structure, an upper telescopic roller set (302) and a lower telescopic roller set (303) are arranged at the upper end and the lower end of the swing piece body (301) respectively, and the upper telescopic roller set (302) and the lower telescopic roller set (303) are located on the two sides of the steel wire rope respectively. The utility model has the characteristic that the phenomenon that the steel wire rope of the speed governor swings and is separated from the groove can be reduced.
Owner:SICHER ELEVATOR

Hypnosis tool

The utility model discloses a hypnosis tool, relates to psychological treatment appliance field, including mounting rack, the right side face of mounting rack is provided with threaded hole no. 1, threaded hole no. 1 is threaded connection with screw no. 1, the left end optical axis of screw no. 1 is rotatingly connected with the right side face of splint through rolling bearing. According to the hypnosis device, the hypnosis mechanism is connected with the mounting frame, when the hypnosis mechanism in the hypnosis device is used for performing hypnosis treatment on a patient, double hypnosis can be performed on the patient through continuous rotation of spiral threads on the rotating disc and continuous swinging of the swinging disc, and then the hypnosis effect and efficiency of the hypnosis device on the patient are improved; meanwhile, when the swing disc swings, the limiting plate continuously gets close to the second fixing plate, so that the swing range of the second fixing plate and the swing disc is limited, the swing amplitude of the swing disc is gradually reduced along with the increase of the hypnosis time, and then the patient can enter the hypnosis state more easily.
Owner:XINING CITY VOCATIONAL & TECH COLLEGE

Aerial ladder truck and construction platform with same

The utility model discloses an aerial ladder truck and a construction platform with the aerial ladder truck, and relates to the technical field of aerial work devices, the aerial ladder truck comprises a walking truck body, a rotating base arranged on the rear side of the top end of the walking truck body, an aerial ladder arm which is arranged on the rotating base and has an adjustable inclination angle, and a platform base which is arranged on an aerial ladder arm track in a sliding manner; the feeding construction platform is installed on the platform base, and the platform base can drive the feeding construction platform to ascend and descend along the scaling ladder arm track; the telescopic supporting legs are arranged in the length direction of the scaling ladder arm, the fixed ends of the telescopic supporting legs are installed at the bottom of the scaling ladder arm, and the telescopic ends of the telescopic supporting legs can stretch out of the bottom end of the scaling ladder arm and correspond to the peripheral side of the walking vehicle body so as to assist in supporting the scaling ladder arm when the scaling ladder arm inclines or stands. The vertical lifting construction platform can stably and vertically convey materials and construct the vertical lifting construction platform, and has the advantages of being safe in operation and good in stability.
Owner:SICHUAN XUANTENG CONSTRUCTION ENGINEERING CO LTD

Ship metal part laser welding device

The invention relates to the technical field of laser welding, and discloses a ship metal part laser welding device which comprises a base, a part plate is fixedly connected to the top of the base, a peripheral plate is fixedly connected to the top of the base, a triangular supporting plate is fixedly connected to the front portion of the base, and a triangular supporting plate is fixedly connected to the front portion of the part plate. A collecting box is fixedly connected to the inner wall of the peripheral plate, a motor, an aligning mechanism, a stabilizing mechanism and a cleaning mechanism are installed at the top of the base, a welding table is installed at the top of the peripheral plate, and the output end of the motor is fixedly connected with an inner circular plate. And vibration and swing of the part in the moving process are reduced, at the moment, the part can be extruded between the two extrusion arc plates, it is ensured that the workpiece cannot move or rotate in the machining process, the relative position between a machining tool and the workpiece is ensured, and therefore accurate machining is achieved.
Owner:ANHUI ZHONGXING SHIP ENG CO LTD

Pier foundation bridge construction platform

The utility model discloses a pier foundation bridge construction platform, which belongs to the technical field of bridge construction and comprises lifting components fixedly connected to two sides of the top end of a pier foundation, the output ends of the lifting components are fixedly connected with steel cables, the end parts, far away from the lifting components, of the steel cables are fixedly connected with an operation platform, and the operation platform is arranged around the pier foundation; the operation platform comprises a bottom plate, a groove is formed in the bottom face of the bottom plate and close to the inner side of the pier foundation, and a plurality of crossed fixing assemblies and sliding assemblies are fixedly connected to the inner wall of the groove in the circumferential direction. The sliding assembly comprises a damping rod fixedly connected to the inner wall of the groove, the movable end of the damping rod is fixedly connected with a baffle, the damping rod is sleeved with a spring, one end of the spring abuts against the baffle, the other end of the spring abuts against the inner wall of the groove, the face, away from the spring, of the baffle is fixedly connected with a roller support, and a roller is fixedly installed on the roller support and abuts against the side wall of the pier foundation. The sliding assembly is reasonably designed, so that the impact force of wind on the operation platform can be reduced, the overturning and swinging risks of the operation platform are reduced, and the safety of workers is ensured.
Owner:ZHEJIANG COMM CONSTR GRP CO LTD

Anti-swing device of battery replacing lifting appliance

An anti-swing device of a battery replacing lifting appliance comprises a horizontally-arranged supporting beam, two symmetrically-arranged movable pulley assemblies are arranged at the top end of the supporting beam, the two movable pulley assemblies are assembled at the two ends of the supporting beam, a horizontally-arranged upper lifting frame is arranged below the supporting beam, and four symmetrically-arranged connecting rods are arranged between the upper lifting frame and the supporting beam. The top ends of the four connecting rods are hinged to the bottom end of the supporting beam, the bottom ends of the connecting rods are hinged to the four corners of the top end of the upper hanging bracket respectively, the lower hanging bracket which is horizontally arranged is arranged below the upper hanging bracket, four connecting columns which are distributed in a space rectangle mode and adjustable in length are arranged between the lower hanging bracket and the upper hanging bracket, and a plurality of hanging hooks are fixed to the bottom end of the lower hanging bracket. The device is simple in structure and convenient to use.
Owner:HENAN JUREN CRANE CO LTD

Flexible photovoltaic support

The utility model discloses a flexible photovoltaic support in the technical field of solar photovoltaic, which comprises at least two groups of photovoltaic supports which are longitudinally arranged, connecting pieces are arranged in the longitudinal direction, a plurality of groups of photovoltaic supports are connected through the connecting pieces, each group of photovoltaic supports at least comprises two bases, two inhaul cables and a photovoltaic assembly, the bases are transversely arranged, and the photovoltaic assemblies are arranged on the bases. The lower ends of the bases are fixed on the ground, the bases are connected through the inhaul cables, the photovoltaic modules are fixed on the inhaul cables, the connecting pieces comprise span stabilizing pieces and connecting ropes, the span stabilizing pieces are connected between the inhaul cables arranged on each group of photovoltaic supports side by side, and the connecting ropes are used for connecting the span stabilizing pieces on two adjacent groups of photovoltaic supports. According to the flexible photovoltaic support, the technical problems that a certain safety risk exists and the labor intensity and the installation difficulty are increased due to the fact that an installation instrument needs to be manually lifted on a mountainous region to pre-tighten a steel rope in an existing device are solved, and the installation difficulty and the labor intensity are reduced, and the installation cost is reduced.
Owner:CHINA HYDROELECTRIC ENGINEERING CONSULTING GROUP CHENGDU RESEARCH HYDROELECTRIC INVESTIGATION DESIGN AND INSTITUTE

Anti-rotation assembly for orthopedic surgery reference frame

The invention provides an anti-rotation assembly for an orthopedic surgery reference frame, and relates to the technical field of medical instruments, the anti-rotation assembly comprises a main body with a movable cavity inside, and a locking piece moving in the movable cavity; the locking piece is provided with at least two contact surfaces, and the locking piece has an initial state and a locking state relative to the main body; the main body is provided with at least two limiting holes penetrating through the movable cavity, and each limiting hole is provided with at least two non-parallel inner walls; the traction structure is connected with the locking piece and drives the locking piece to linearly move, so that the locking piece reaches a locking state from an initial state, and in the moving process, a clamping space formed by the contact surface and the inner wall of the limiting hole is reduced; the traction structure enables the locking piece to be fixed at any position of the movable cavity, and the problems that various knocking and drilling actions are involved in a long bone operation, the fierce vibration enables the reference frame inserted into a bone to rotate relative to the bone, and then the whole navigation system generates a large error are solved; and the prior art is not suitable for relatively thin bones.
Owner:VISUAL3D MEDICAL TECH DEV CO LTD

Self-adaptive suspension auxiliary balancing device of coal mine monorail hoist

The invention relates to the field of coal mine monorail hoists, in particular to a self-adaptive suspension auxiliary balancing device of a coal mine monorail hoist. The invention provides a self-adaptive suspension auxiliary balancing device for a coal mine monorail hoist, which can be used for carrying out auxiliary balancing on a mounting plate, ensuring that transported articles are kept stable in a transportation process and improving the transportation stability and safety. A self-adaptive suspension auxiliary balancing device of a coal mine monorail hoist comprises a mounting frame, connecting pieces and the like, and the connecting pieces are connected to the upper sides of the left portion and the right portion of the mounting frame. Damping and stabilizing are carried out through the suspension mechanism, then the balance degree of the mounting plate is adjusted through the compensation mechanism, then the front-back swing distance of the mounting plate is limited through the deflection mechanism, and then the horizontal rotation angle of the mounting plate is limited through the auxiliary mechanism, so that auxiliary balance can be carried out on the mounting plate; and it is ensured that transported articles are kept stable in the transportation process, and the transportation stability and safety are improved.
Owner:HUAIBEI MINING CO LTD

Anti-shaking device of segment crane

The utility model discloses an anti-swing device of a segment crane, which comprises a mounting plate, a fixed column, a hydraulic jacking unit and an auxiliary anti-swing unit, the fixed column is arranged in the center of the mounting plate, a hydraulic pipe is arranged in the center in the fixed column, the hydraulic jacking unit is arranged on the hydraulic pipe, and the auxiliary anti-swing unit is arranged on the hydraulic pipe. The hydraulic jacking unit comprises a hydraulic pump, a liquid feeding pipe, a liquid pumping pipe, a one-way valve, a hydraulic box, a jacking rod and a piston plate, the hydraulic pump is arranged at the rear end of the mounting plate, the liquid discharging end of the hydraulic pump is provided with the liquid feeding pipe, the one-way valve is arranged in the middle of the liquid feeding pipe, and the other end of the liquid feeding pipe is communicated with the top of the hydraulic pipe. Compared with the prior art, the pipe piece anti-swing device has good stability, safety and adaptability, through the synergistic effect of the hydraulic jacking unit and the auxiliary anti-swing unit, swing generated between the transportation platform and the hoisting platform in the hoisting operation and transfer process can be reduced or eliminated, and reliable guarantee is provided for pipe piece hoisting operation.
Owner:SHANGHAI XINGYU CHENGLONG EQUIPMENT CO LTD

Wire harness feeding anti-throwing device

The utility model relates to the technical field of wire harness processing equipment, in particular to a wire harness feeding anti-throwing device. The device comprises a protection frame, an anti-throwing piece, a wire ring and a wire guide disc, the protection frame is of a U-shaped structure composed of three protection plates, the anti-throwing piece is installed on the protection frame and composed of a plurality of elastic strips, the wire ring and the wire guide disc are both installed on the protection frame, the wire ring is a circular ring, a wire penetrating circular hole is formed in the center of the wire guide disc, and the wire penetrating circular hole is communicated with the wire guide disc. And the wire harness sequentially passes through the wire guide ring and the wire guide disc and then is used for subsequent processing. The utility model provides an anti-throwing device for wire harness feeding, which is reasonable in design, simple in structure and high in applicability, can effectively prevent a wire harness from being thrown disorderly in the wire feeding process, protects the safety of workers, and improves the production efficiency.
Owner:LIUZHOU WENYUAN ELECTRIC CO LTD

Anti-swing heavy hammer

The utility model discloses an anti-swing heavy hammer which comprises an outer heavy hammer body, a heavy hammer upper cover, a damping ball, a suspension wire nose, a first suspension wire and a water retaining arc plate, a hollow part is arranged on the outer heavy hammer body, the top of the outer heavy hammer body is arranged at the hollow part in a plugging mode through the heavy hammer upper cover, and the damping ball is arranged in the hollow part in a suspended mode. The damping ball is flexibly connected with the bottom of the heavy punch upper cover, a suspension wire nose is arranged in the middle of the heavy punch upper cover, the first suspension wire penetrates out of the suspension wire nose, and a water retaining arc plate is arranged in the middle of the bottom of the heavy punch upper cover. According to the heavy hammer, the phenomenon that the heavy hammer swings for a long time under the action of external force in the component mounting and perpendicularity finding process is avoided, the alignment precision is improved, the operation time is shortened, and the working efficiency is improved.
Owner:BCEG CIVIL ENGINEERING CO LTD +1

Damping structure of wind power generation tower drum

The utility model discloses a wind power generation tower drum damping structure which comprises an outer ring, an inner ring is arranged in the outer ring, a gear ring is connected to the outer side of the inner ring in a bolting mode, a gear is connected to the outer side of the outer ring in a rotating mode through a bearing, and the surface of the gear is meshed with the gear ring through teeth. A user installs the device in a wind power generation tower drum through an installation plate and installation bolts, then a motor is started, the motor drives a gear to rotate, the gear drives an inner ring to rotate through a gear ring, meanwhile, the inner ring rotates in an outer ring through balls, and therefore the user can effectively and conveniently conduct rotation adjustment according to the wind direction; when the wind power generation tower barrel swings windward, the sliding blocks drive the sliding sleeves to slide on the surfaces of the sliding rods, the sliding blocks slide in the direction opposite to the swinging direction of the wind power generation tower barrel, meanwhile, the springs pull the sliding blocks, and therefore the swinging amplitude of the wind power generation tower barrel can be effectively and conveniently weakened.
Owner:CGN HAMI WIND POWER CO LTD

Shockproof lamp holder of roll-on-roll-off ship

The utility model discloses a roll-on-roll-off ship shockproof lamp holder which comprises an installation base, a fixing block, a shockproof supporting rod and round supporting feet, a supporting cross rod is arranged on the upper end face of a lamp holder supporting rod, lamp holders are arranged at the two ends of the supporting cross rod, the fixing block is arranged in the center of the outer surface of the lamp holder supporting rod, and the shockproof supporting rod is arranged on the outer surface of the fixing block. The round supporting legs are arranged at the ends, away from the fixing blocks, of the shockproof supporting rods, rubber gaskets are arranged on the lower end faces of the round supporting legs, mounting holes are formed in the two ends of the four round supporting legs, and lampshades are arranged on the outer surfaces of the two lamp holders. According to the shockproof lamp bracket for the roll-on-roll-off ship, the shockproof supporting rods are arranged on the periphery of the lamp bracket supporting rod and are used for fixing and supporting, so that the influence of vibration and jolting on the ship in the sailing process on the sea is effectively reduced, the stability and sailing safety of the ship are improved, shaking and swinging of the lamp bracket are reduced, and the stable position of the lamp bracket is kept; therefore, the risks of lamp damage and personnel injury caused by vibration are reduced.
Owner:CSSC GUANGXI SHIPBUILDING & OFFSHORE ENG CO LTD

Swing reduction device for lifting hook group of bridge crane

The utility model provides a swing reducing device for a lifting hook group of a bridge crane, which is characterized by comprising a steel wire rope of a winding plant, a left fixed pulley block, a right fixed pulley block, a left movable pulley block, a right movable pulley block and a balance wheel, two ends of the steel wire rope are respectively fixed at two ends of a winding drum of the winding device; the middle of the steel wire rope is hung on the balance wheel to form a balance wheel section; the left section of the steel wire rope comprises a left winding section wound around the left section of the main winch winding drum, a left fixed pulley section wound around the left fixed pulley block and a left movable pulley section wound around the left movable pulley block; the right section of the steel wire rope comprises a right movable pulley section bypassing the right movable pulley block, a right fixed pulley section bypassing the right fixed pulley block and a right winding section bypassing the right section of the main winch winding drum. The friction force between the steel wire rope and the fixed pulley block as well as the friction force between the steel wire rope and the movable pulley block and the balance effect of the balance wheel can reduce the swing of the crane hook group.
Owner:GUANGDONG BUILDING MASCH FACTORY

Motorcycle balancing pole

ActiveCN222522803Ueffective internal spaceimprove performanceSteering deviceCylinder blockControl theory
The utility model relates to a motorcycle balance rod which comprises a cylinder body, a piston rod and a one-way valve, the piston rod is arranged in the cylinder body to do axial movement, the one-way valve is arranged in the center of the piston rod and arranged in the cylinder body, and end covers are arranged at the positions, located at an opening of the cylinder body, of the two ends of the piston rod. The adjusting hand wheel is rotatably connected with the cylinder body, the adjusting hand wheel is provided with an abutting part, an abutting groove abutting against the abutting part is formed in the end cover, the adjusting hand wheel is provided with an adjusting part located at the bottom end of the abutting part, the adjusting part is arranged in the end cover, the adjusting part is provided with adjusting grooves from deep to shallow, the adjusting grooves are communicated with the interior of the cylinder body, and the end cover is provided with through holes communicated with the adjusting grooves. By arranging the adjusting hand wheel and the adjusting groove, the damping force and controllability of the motorcycle are improved, jumping of the front wheel during high-speed driving or emergency braking can be reduced by reasonably adjusting the damping force, and better tire grounding performance is kept.
Owner:WENZHOU LIERNUO MOTORCYCLE PARTS CO LTD

Crane hook position sensing and safety early warning method and system

The invention relates to a crane hook position sensing and safety early warning method and system, and the method comprises the steps: collecting an image of a crane hook, and carrying out the tracking of the crane hook based on the real-time collected image of the crane hook and a pre-established crane hook template library; constructing a crane operation scene map by adopting an SLAM (Simultaneous Localization and Mapping) technology, and positioning the position of a camera in the map; calculating the distance between the lifting hook and the camera according to a camera imaging principle and a lifting hook tracking result; and obtaining the position of the lifting hook in the map according to the camera positioning result and the distance between the lifting hook and the camera, and carrying out lifting hook collision early warning and lifting hook swinging monitoring according to the lifting hook position. Through the monocular camera and the lifting hook tracking technology, the position of the lifting hook is accurately sensed, and the problem that a 2D camera lacks depth information is solved. And tracking the lifting hook based on a pre-established crane lifting hook template library. And the accuracy of sensing the position of the lifting hook is improved by self-adaptively initializing the characteristics of the lifting hook template.
Owner:HUNAN UNIV

Integrated water purifying device

The invention provides an integrated water purifying device which comprises a water inlet pipe and a base, the right side of the water inlet pipe is fixedly communicated with a sedimentation tank, the bottom of the sedimentation tank is fixedly connected with the top of the base, and the right side of the sedimentation tank is fixedly communicated with a filter; the back side of the filter is fixedly communicated with a backwashing device, the right side of the filter is fixedly communicated with disinfection equipment, and the bottom of the disinfection equipment is fixedly connected with the top of the base; the top of the water inlet pipe fixedly communicates with a quantitative structure, the front side of the quantitative structure is fixedly connected with a dispersing structure, and the dispersing structure is located on the right side in the water inlet pipe; a sealing structure is arranged at the bottom in the sedimentation tank. By arranging the water inlet pipe, the base, the sedimentation tank, the filter, the backwashing device, the disinfection equipment, the quantitative structure, the dispersion structure, the sealing structure and the linkage structure, the problems that a coagulant is inconvenient to add and sludge in the sedimentation tank is tedious to treat in an existing integrated water purification device are solved.
Owner:JINSHAN ENVIRONMENTAL PROTECTION GRP CO LTD

Balancing device for electromechanical equipment installation

ActiveCN222312548Ureduce the chance of accidentscontrol balanceLoad-engaging elementsCranesControl engineeringHanging basket
The utility model belongs to the technical field of electromechanical equipment installation, and particularly discloses a balancing device for electromechanical equipment installation, which comprises a device table, a crane is fixedly installed on the outer surface of the device table, a four-corner lifting rope is arranged at the output end of the crane, and a lifting basket is arranged at the bottom of the four-corner lifting rope. An equipment frame is fixedly installed at the center position in the hanging basket, a stability maintaining mechanism used for keeping the electromechanical equipment balanced is arranged on the outer surface of the equipment frame, the stability maintaining mechanism comprises an equipment groove formed in the top of the equipment frame, and a sliding groove is formed in the bottom of the equipment frame. According to the balancing device for electromechanical equipment installation, introduction of the stability maintaining mechanism is matched with hoisting of the lifting ropes at the four corners, the probability of accidents in the equipment hoisting process can be reduced, equipment balance can be better controlled, inclined or uneven load distribution in the hoisting and installing process is prevented, the stability of the equipment is improved, and the service life of the equipment is prolonged. And the risks of swinging and overturning are reduced.
Owner:BEIJING TIANTAN DECORATION & ENG CO LTD

Automobile steel ring machining clamp

The utility model discloses an automobile steel ring machining clamp which comprises a bottom plate, a driven clamping block is fixedly connected to one side of the top of the bottom plate, one side of an automobile steel ring abuts against one side of the driven clamping block, a hydraulic telescopic cylinder is opened to drive a driving clamping block to move horizontally, then the automobile steel ring is clamped, and in the horizontal moving process of the driving clamping block, the automobile steel ring is clamped. After a spring is extruded, the spring pushes a touch ring on one side of an abutting ring to abut against a pressure sensor, the automobile steel ring is completely clamped and fixed, and after the touch ring extrudes the pressure sensor, a pressure value displayed by the pressure sensor on a display structure is observed, and after the clamping force is loosened along with the increase of the use time, the pressure sensor is displayed on the display structure. When the automobile steel ring is clamped, the pressure borne by the pressure sensor is reduced, then the numerical value displayed by the display structure is reduced, after the phenomenon is observed, the output stroke of the hydraulic telescopic cylinder can be adjusted in time, the clamping force of the automobile steel ring can be increased again, and the stability of the clamping force in the long-time using process can be effectively guaranteed.
Owner:SHANDONG TENGXIANG MASCH TECH CO LTD