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32results about How to "Prevent sideslip" patented technology

Fluent-based numerical simulation and experimental design method for shake of liquid in tank of tank truck

The invention discloses a Fluent-based numerical simulation and experimental design method for shaking of liquid in a tank of a tank truck, and belongs to the technical field of numerical simulation of fluid dynamics (CFD). The method includes the steps that the hole opening position of the wave-proof plate serves as an independent variable, multiple hole opening position schemes are designed, liquid shaking related indexes are determined to serve as dependent variables, a geometric model is established according to the actual structure of a tank truck tank body, a fluid mechanics model and boundary conditions are set, a solver is configured, output parameters and numerical simulation initial values are set, and an experiment is executed. The liquid shaking process of a certain swash plate trepanning scheme is simulated, acting force data, namely shaking index data, between liquid shaking and the inner wall of the tank body is recorded, the advantages and disadvantages of each trepanning position scheme are evaluated based on the shaking index data, and the optimal scheme is determined. According to the method, a real object experiment is replaced by CFD numerical simulation, parameter setting is carried out, the experiment cost and the experiment risk are remarkably reduced, the experiment efficiency is improved, and data support can be provided for industry design.
Owner:ZHEJIANG POLICE COLLEGE

Electro-hydraulic power-assisted steering system of new energy automobile and control method of electro-hydraulic power-assisted steering system

The invention belongs to the technical field of new energy automobile steering systems, and discloses a new energy automobile electric hydraulic power-assisted steering system and a control method thereof.The system integrates a double-source redundant hydraulic power unit, a hydraulic adjusting unit, a multi-dimensional working condition sensing unit and an intelligent main controller; the multi-dimensional working condition sensing unit is integrated with a road adhesion coefficient detection module and a battery remaining capacity detection module. The control method is layered look-ahead matching control and is executed by an intelligent main controller in parallel: a power-assisted decision-making layer divides a three-stage power-assisted mode according to multi-dimensional perception information, and limits a steering angular velocity when power-assisted is enhanced on a low-attached road surface; the energy optimization layer predicts and implements prospective energy storage and pump rotating speed self-adaptive adjustment based on the intention of a driver; and the fault diagnosis layer realizes rapid fault identification and redundancy switching through multi-parameter collaborative diagnosis. The contradiction of high energy consumption, response delay and weak safety guarantee of a traditional system is solved, and power-assisted steering which is safe, energy-saving, fast in response and high in adaptability is achieved.
Owner:CHANGZHOU INST OF LIGHT IND TECH

Train speed adjusting method and system using train communication network

The invention relates to the technical field of train speed adjustment, in particular to a train speed adjustment method and system using a train communication network, and the method comprises the steps: obtaining the pressure of each monitoring point in a train at each moment and the rail humidity at each moment from the train communication network; the train speed, the transverse acceleration, the longitudinal acceleration and the vertical acceleration of the train at each moment during running are obtained; determining the weight imbalance degree of the train at each moment; determining transverse energy, longitudinal energy and vertical energy at each moment; determining an energy synthesis index at each moment; determining the operation risk degree, the humidity influence degree and the slip influence degree of the train at each moment; determining a scale factor of the fuzzy control algorithm at each moment; and in combination with a fuzzy control algorithm, the adjustment amount of the acceleration is determined, and the speed of the train is adjusted. According to the method, the accuracy and timeliness of train speed adjustment are improved, and the phenomena of sideslip and wheel slip when the train runs on a rail with high humidity are avoided.
Owner:DALIAN WEST TECH CO LTD

Panel embedded miniprinter

The utility model discloses a miniature printer with an embedded panel, which relates to the technical field of miniature printers and comprises an instrument panel and a printer shell, the front end face of the printer shell is rotatably connected with a front face cover, the instrument panel comprises a panel I and a panel II, the panel I is rotatably connected with the panel II, and the front face cover is rotatably connected with the printer shell. A first rear buckle plate and a second rear buckle plate are fixedly connected to the rear end face of the first panel and the rear end face of the second panel correspondingly, hanging plates are fixedly connected to the two sides of the rear end face of the first panel correspondingly, adjusting shafts are rotationally connected to the two sides of the rear end face of the second panel correspondingly, and hook plates fixedly sleeve the outer walls of the two adjusting shafts correspondingly. By arranging the instrument panel structure composed of the first panel and the second panel which are rotationally connected with each other, the effect of conveniently and rapidly disassembling the instrument panel from the printer shell is achieved, and the problems that when printing paper in a traditional miniprinter is replaced, the rotation angle of the front face cover is limited, abrasion is likely to be generated, and finally damage is caused are solved.
Owner:SHANGHAI LIANGTENG TECH GRP CO LTD

Pile pressing equipment for constructional engineering

The utility model relates to the technical field of buildings, and discloses a pile pressing device for constructional engineering, which comprises a top plate, the middle of the lower surface of the top plate is fixedly connected with the top of a support plate, and the middle of the bottom of the support plate is rotatably sleeved on the outer circumferential surface of one end of a rotating shaft. The outer circumferential face, close to the right end, of the rotating shaft is fixedly connected with the middle of a straight gear in an inserted mode, the straight gear is meshed with teeth on one side of a tooth groove plate through teeth on the outer surface, the bottom of the tooth groove plate is fixedly connected with the middle of the upper surface of a first hammer plate, and one side of the upper surface of the first hammer plate is fixedly connected with the bottom of a sleeve. According to the pile pressing equipment for constructional engineering, hammer plates collide with one another under the power of a tooth groove plate to generate downward pressure, meanwhile, supporting legs can stretch out and draw back, the effects that pressure is rapidly applied to a pile body, manual equipment supporting is reduced, and the safety and stability during pile pressing are improved are achieved, and the problems that traditional pile pressing equipment is low in safety, high in practicability and the like are solved. And the stress is not uniform in the pile pressing process.
Owner:黄宇锋

Rack of multi-rotor unmanned aerial vehicle

The utility model relates to the technical field of multi-rotor unmanned aerial vehicles, and discloses a multi-rotor unmanned aerial vehicle frame, which comprises an unmanned aerial vehicle main body, a landing buffer mechanism is arranged at the bottom of the unmanned aerial vehicle main body, the landing buffer mechanism comprises a positioning cylinder, a first spring is fixedly mounted at the top of an inner cavity of the positioning cylinder, and a second spring is fixedly mounted at the bottom of the inner cavity of the positioning cylinder. A positioning plate is fixedly mounted at the bottom of the first spring, damping rods are fixedly mounted on the left side and the right side of the top of the positioning plate, and the damping rods are fixedly connected with the positioning cylinder. The landing buffering mechanism is arranged, when the supporting base makes contact with the ground, the first spring can buffer impact force, the damping rod can prevent the first spring from rebounding repeatedly, the propeller mechanism is arranged, an inserting rod can be separated from an inserting block by pulling a pull ring, and therefore a propeller body can be conveniently detached, the pull ring is loosened, and the propeller body can be conveniently detached. And the second spring rebounds to drive the insertion rod to be inserted into the insertion block, so that the propeller main body is mounted.
Owner:XIAN QINGBAI LINGYUN INTELLIGENT TECHNOLOGY CO LTD

A front suspension for a racing vehicle

ActiveCN224427538UAbility to swing in multiple dimensionsAvoid the problem of limited swing angleVehicle frameSuspension (vehicle)
This utility model provides a front suspension for racing vehicles, belonging to the field of suspension technology. The front suspension includes a rocker arm, an upper wishbone, and a lower wishbone. One end of the upper and lower wishbone is rotatably connected to the front subframe. The rocker arm is rotatably connected to the front subframe via a shock absorber. A steering pushrod is located below the rocker arm and is connected to the rocker arm via a connecting rod. The rocker arm is connected to the lower wishbone via the pushrod. This device, through the design of a multi-directional ball joint structure, enables each hinge point to have multi-dimensional swing capability, improving the device's motion adaptability during multi-state switching. When using this device, the device can match the amount of wheel bounce by controlling the travel of the shock absorber in different states: extending to the upper limit of travel when the wheel is suspended, contracting to the middle travel when fully loaded, and compressing to the lower limit of travel during extreme bounce.
Owner:JINZHONG VOCATIONAL & TECHN COLLEGE

Welding machine ground wire fixing tool

The utility model discloses a welding machine ground wire fixing tool which comprises a clamp, a ground wire connecting part and a clamp auxiliary plate. The clamp is used for clamping a rectangular steel plate and transmitting current to the ground, the ground wire connecting part is fixedly connected to the corner of the outer side of the lower end of the clamp and mainly used for transmitting the current transmitted by a ground wire to the ground through the clamp, and the clamp auxiliary plate is slidably connected to the inner side of the clamp. The clamp auxiliary plate is used in cooperation with the clamp so that the tubular material can be clamped and fixed. The fixture is mainly used in the technical field of welding equipment, the fixture is used for conducting current instead of an original welding conduction mode, damage to products is greatly reduced, and meanwhile the use safety of a welding machine is improved.
Owner:CSSC GUANGXI SHIPBUILDING & OFFSHORE ENG CO LTD

Supporting equipment for fabricated building

The utility model provides supporting equipment for an assembly type building, and particularly relates to the technical field of assembly type buildings, the supporting equipment comprises a first fixing seat, an adjusting mechanism and a clamping and fixing mechanism, a first bolt is connected above the first fixing seat in a threaded penetrating manner, and a connecting column is hinged above the first fixing seat through a shaft; according to the assembly type supporting equipment for the building, by screwing a sliding column, a threaded column is separated from one threaded groove, then the sliding column is pulled, and then the threaded column is screwed into the other threaded groove, so that a connecting base at one end of the sliding column can be fixed to the wall surface through a second bolt, better supporting is achieved, and it is guaranteed that prefabricated walls with different heights are stably supported; the wall is placed at one end of the bottom rod, then the threaded rod is screwed, the threaded rod is in threaded connection with the connecting block, the connecting block slides in the limiting groove, the clamping plate gets close to the baffle, the bottom of the wall is clamped and fixed, the wall can be prevented from sliding laterally, and a wall plate is better supported.
Owner:SICHUAN ZHONGCHUANG ZHIZAO PREFABRICATED BUILDING TECH CO LTD

Portable soil texture detection device

The utility model relates to the technical field of soil texture detection, and discloses a portable soil texture detection device which comprises a shell, a handle is fixedly mounted at the top of the shell, a sampling mechanism is arranged in an inner cavity of the shell and comprises a first motor, the first motor is fixedly connected with the shell, and the handle is fixedly connected with the shell. A one-way screw rod is fixedly mounted on an output shaft of the first motor, a lifting screw block is in threaded connection with the surface of the one-way screw rod, a positioning plate is fixedly mounted on one side of the lifting screw block, and a second motor is fixedly mounted at the bottom of the positioning plate. By arranging the sampling mechanism, drilling sampling can be conducted on soil, soil of different depths can be taken out, after the soil is taken out, a detection pen can be used for detecting soil components, by arranging the placing mechanism, the soil can be stored, follow-up detection through a precise instrument is facilitated, and by arranging a lifting handle, a worker can conveniently carry the device.
Owner:ZHONGYI AGRI TECH (GUANGZHOU) CO LTD

Anti-sideslip waist protection type back cushion

The utility model discloses an anti-sideslip waist protection type back cushion seat cushion which comprises a seat cushion body, and a back cushion is installed on the side edge of the seat cushion body. The back surfaces of the seat cushion and the back cushion are fixedly connected with anti-skid bulges, the left and right sides of the seat cushion and the back cushion are provided with adjusting mechanisms, the adjusting mechanisms are provided with bandages, the end part of the left bandage is fixedly connected with a female buckle, and the end part of the right bandage is fixedly connected with a male buckle; a neck air bag is fixedly connected to the back cushion, a waist air bag is arranged below the neck air bag, the right end of the neck air bag and the right end of the waist air bag are connected with an inflation mechanism, exhaust pipes are installed at the left end of the neck air bag and the left end of the waist air bag, and switch valves are installed on the exhaust pipes. According to the anti-sideslip waist protection type back cushion, the supporting effect of the waist and the neck can be adjusted according to different crowds in the using process, meanwhile, the stability of the cushion in the using process can be guaranteed, and the phenomenon of sideslip caused by moving of the back and the buttocks is avoided.
Owner:HANGZHOU HUAMAN SHENGTING HOME FURNISHING CO LTD

A cart

ActiveCN115871764BAvoid falling out of controlavoid harmElectric machineryControl theory
The present application provides a kind of cart, comprising: rack;Hub assembly is installed on rack by rotating shaft, hub assembly includes wheel hub motor and brake disc fixedly connected with wheel hub motor;Brake assembly is installed on rack, including first driving part and brake pad, first driving part is fixedly connected with rack, and brake pad is connected with first driving part;Operating assembly is installed on rack, including second driving part and brake handle, second driving part is connected with first driving part by hydraulic oil pipe, brake handle is installed on second driving part, when braking, hydraulic oil in second driving part is extruded to first driving part along hydraulic oil pipe by brake handle, pushes brake pad, so that brake pad contacts and extrudes brake disc.The present application simultaneously controls two brake assemblies by one operating assembly, to facilitate operation, and two wheels are simultaneously braked to realize rapid stop, and can avoid side slip phenomenon when braking, so that the cart running process is safer.
Owner:GLOBE (JIANGSU) CO LTD

A tool vehicle anti-skid tire structure

This utility model provides a tool cart anti-skid tire structure, including a rubber tire body, wherein: the rubber tire body has a buffer layer and a tire body ply layer inside, and an integral annular wide body extends outward from both sides of the rubber tire body. A first anti-skid protrusion structure is provided on the tire surface of the rubber tire body, and a second anti-skid protrusion structure is provided on the outer surface of the annular wide body. The second anti-skid protrusion structure is flush with the first anti-skid protrusion structure. The overall design of this utility model can increase the contact area with the ground during the use of the tool cart, and increase the friction between the tool cart and the ground through the first and second anti-skid protrusion structures to prevent skidding. At the same time, compared with the prior art, it can reduce the number of tires used and the installation cost, and does not increase the overall weight of the tool cart excessively.
Owner:QINGDAO TUOPAI TIRE CO LTD

Textile fabric air dryer for textile production

The utility model discloses a textile fabric air dryer for textile production, which comprises a case body, a transverse plate is arranged at the lower part in the case body, a plurality of mounting bottom plates are rotatably arranged at the top of the transverse plate, mounting grooves are formed in the tops of the mounting bottom plates, placing plates are arranged in the mounting grooves, limiting components are arranged on the mounting bottom plates, and two supporting plates are arranged on the side surfaces of the mounting bottom plates. A rotating rod is arranged between the two supporting plates, a connecting rod is arranged on the outer side surface of the rotating rod, an abutting rod is arranged at the other end of the connecting rod, a motor is arranged on the outer side of one supporting plate, an output shaft of the motor is connected with one end of the rotating rod, a rotating shaft is arranged at the bottom of the mounting bottom plate, and the other end of the rotating shaft is connected with a gear; an electric push rod is arranged on the left outer wall of the case body, and the output end of the electric push rod is connected with the left end of the rack; by means of the textile fabric air-drying device, textile fabrics can be well limited, the situation that the corners of the textile fabrics are blown up, and the air-drying effect is affected is prevented, air-drying of the textile fabrics is better facilitated through the hollowed-out containing plate, air-drying is uniform, and the automation degree is high.
Owner:HEFEI XIAOBENXIONG COMPOSITE MATERIALS CO LTD

Rotary support device for realizing quick reversing of track vehicle

ActiveCN224644837USolve the problem of difficulty adjusting directionImprove work efficiency
The utility model provides a kind of realizes the rotation support device of railcar driving direction quick reversing, and the fixed seat assembly is rotatably connected by rotary support with the anti-skid support seat above it, and the lifting device installed on the upper end surface of fixed seat assembly is connected with support assembly, and anti-skid support seat is driven by lifting device and moves up and down, realizes that anti-skid support seat is separated from rail or anti-skid adaptation, the anti-rotation locking device of lower end with the detachable connection of anti-skid support seat in non-working state is rotatably installed on the support assembly.The utility model controls anti-skid support seat and moves down and steel rail anti-skid adaptation or moves up and is locked by anti-rotation locking device limit according to the reversing demand of railcar, realizes the direction reversing of railcar in limited space, solves the problem that railcar cannot reverse due to the special reversing track cannot be laid in limited space, improves operation efficiency, and guarantees operation stability and safety.
Owner:杨中正

Plastic storage device

The invention discloses a plastic storage device which is characterized in that a rotating cover plate for sealing is arranged at the top of a barrel, an annular convex edge is arranged at the bottom of the barrel, a limiting concave cavity is formed in the upper end face of the rotating cover plate, and a limiting assembly for limiting the annular convex edge and preventing sideslip through the dead weight of the barrel is arranged in the limiting concave cavity; the limiting assembly comprises a limiting abutting block, a limiting ring and an anti-skid mechanism, the limiting abutting block is embedded in the inner wall of the limiting concave cavity, a loop line cavity for driving the limiting abutting block to horizontally move is formed in the bottom of the limiting concave cavity, the limiting ring is slidably connected to the interior of the loop line cavity, and the anti-skid mechanism is fixedly connected to the inner wall of the limiting ring. By means of the large-weight storage device, the potential safety hazard of the large-weight storage device during carrying can be effectively reduced, and meanwhile the simplification and use convenience of the device are improved.
Owner:NINGBO XINYUANDONG PLASTICS CONTAINER CO LTD

Adjustable cement transfer device for engineering construction

ActiveCN224277214UReduced transport efficiencyExpandable and flexibleHand carts with multiple axesHand cart accessoriesDrive wheelArchitectural engineering
The utility model discloses an adjustable cement transfer device for engineering construction, which relates to the technical field of engineering construction and comprises a sweeping board, a driving wheel set, a control wheel set, a storage battery pack and a control handle. Through the cooperative use of the cart plate, the adjusting device, the expansion assembly, the movable supporting assembly, the linkage control piece, the limiting fence and the anti-skid grains, the problems that the cart plate area of an existing electric flat cart for engineering construction is mostly of a fixed structure, and the width and the supporting range of the bearing face cannot be flexibly adjusted according to the actual transfer requirement are solved; when a plurality of cement bags are arranged side by side or stacked to improve the transfer efficiency, part of the cement bags easily exceed the edge of a trolley plate, effective lateral support is lacked, the ground of a construction site is too uneven, the cement bags on the edge are prone to slipping off due to unstable stress due to jolting in the running process of the trolley, the cement bags are damaged and wasted, and the labor intensity of workers is reduced. And constructors may be stumbled due to falling cement bags, and meanwhile, the transfer efficiency is also reduced.
Owner:JILIN ZHONGBANG YINGHAI CONSTRUCTION ENGINEERING CO LTD

Forging drill rod strength detection equipment

The utility model discloses forging drill rod strength detection equipment, which belongs to the technical field of drill rod processing and comprises a base, a sliding box is slidably connected to the inner side of the base, a lifting plate is slidably connected to the inside of the sliding box, and a tooth turntable is rotatably connected to the top of one side of the lifting plate. Two clamping screw rods are rotatably connected to the interior of the tooth rotating disc, two arc-shaped plates are in threaded connection to the exteriors of the clamping screw rods, a rotating motor is fixedly connected to the other side of the lifting plate, and a detection table is fixedly connected to the inner side of the base. By arranging a lifting motor and a lifting plate, an output shaft of the lifting motor can be driven to rotate to drive a lifting gear to rotate by driving the lifting motor, so that the lifting plate and a tooth turntable move up and down, and therefore, when drill rods with different thicknesses are fixed, the heights of the drill rods can be adjusted, and the bottoms of the drill rods are in contact with a detection table; therefore, the drill rod or the arc-shaped block is prevented from being damaged during detection.
Owner:MAANSHAN YUHONG MACHINERY MANUFACTURING CO LTD

A plastic storage device

The application discloses a plastic storage device, the top of the barrel is provided with a rotating cover plate for sealing, the bottom of the barrel is provided with an annular protrusion, the upper end surface of the rotating cover plate is provided with a limiting cavity, the limiting cavity is internally provided with a limiting assembly for limiting and preventing lateral sliding of the annular protrusion by the self weight of the barrel, the limiting assembly comprises a limiting block, a limiting ring and an anti-skid mechanism, the limiting block is embedded in the inner wall of the limiting cavity, the bottom of the limiting cavity is provided with a ring cavity for driving the limiting block to horizontally move, the limiting ring is slidingly connected in the inner portion of the ring cavity, the anti-skid mechanism is fixedly connected to the inner wall of the limiting ring, and the anti-skid mechanism protrudes from the surface of the limiting cavity, so that the application can effectively improve the safety hidden trouble of the large-weight storage device during carrying, and improve the simplicity and convenience of the device.
Owner:NINGBO XINYUANDONG PLASTICS CONTAINER CO LTD

ESC vehicle driving dynamic control method based on rear wheel steering system

The invention discloses an ESC vehicle driving dynamic control method based on a rear wheel steering system, and belongs to the field of vehicle dynamic control, and the method comprises the following steps: S1, determining the steering transmission ratio of a vehicle; s2, determining generalized characteristic vehicle speeds of the vehicle under various working conditions; s3, a rear wheel steering angle is imported to determine the yaw velocity of a reference vehicle; s4, whether the ESC system is activated or not is determined based on the difference value between the reference vehicle yaw velocity and the actual vehicle yaw velocity, and when the ESC system is activated, the step S5 is executed; and S5, calculating a control quantity by taking the difference value as a return quantity of closed-loop control. By the adoption of the ESC vehicle running dynamic control method based on the rear wheel steering system, the rear wheel steering angle is introduced into the two-degree-of-freedom model, the calculation accuracy of the ESC reference yaw velocity is improved, and the problem that due to the fact that the two-degree-of-freedom model does not consider the influence of the rear wheel yaw angle on the vehicle dynamic characteristics, ESC misoperation or no operation is caused is solved.
Owner:GELUBO TECH CO LTD

Anti-sideslip adjusting device for disassembly and assembly of derrick

The utility model relates to an anti-sideslip adjusting device for disassembly and assembly of a derrick. The anti-sideslip adjusting device comprises a derrick lifting device, a derrick placing structure and a first linear motion mechanism, the derrick lifting device is provided with a lifting table, the derrick placing structure is slidably connected to the lifting table in the left-right direction, and when a derrick is placed on the lifting table, the derrick placing structure can limit the derrick in the left-right direction; a first mounting position is arranged on the lifting table, the first linear motion mechanism is fixedly mounted on the first mounting position, and the motion output end of the first linear motion mechanism is connected with the derrick placing structure and can drive the derrick placing structure to linearly slide in the left-right direction. The technical problem that an existing derrick lifting device is prone to generating transverse sideslip is solved.
Owner:SINOPEC OILFIELD SERVICE CORPORATION +1

Multi-functional rail engineering vehicle group with safe switching of travel direction

ActiveCN224644838UEasy to change directionsReduce the difficulty of adjustment
This invention provides a multi-functional rail engineering vehicle for safe direction switching. The vehicle is equipped with a hydraulic winch at the front and a hydraulic excavator at the rear. An axle-box locking cylinder, corresponding to the upper and lower positions of the axle-box end caps in the wheelset axle boxes, is located on the bottom surface of the vehicle frame. A slewing support device, positioned between two sets of wheelset axle boxes, is installed in the middle of the vehicle. When the piston rod of the axle-box locking cylinder retracts, it causes the wheelset axle boxes to move upwards, and the vehicle then moves downwards to the slewing support device, which is adapted to the anti-slip mechanism of the rails, and rotates to change direction. This invention enables material transfer, traction, excavation, and hoisting without the need for additional equipment. It solves the problem of traditional rail engineering vehicles requiring dedicated turning lines to adjust direction due to track structure limitations. It provides convenience for direction switching in single-track railway maintenance, tunnel construction, and small-scale work areas with limited space, reducing the difficulty of direction adjustment and improving operational efficiency.
Owner:杨中正

A device for correcting the S-bend of a cable conductor

ActiveCN224406308Uprevent sideslipavoid offsetElectrical conductorElectric machine
The utility model belongs to cable correction technical field, and disclose a kind of correction device of cable conductor forming S-bend, including operation platform, the top of operation platform is equipped with two correction components of mirror image distribution, the top of operation platform is fixedly connected with traction assembly, the correction component includes the fixed seat of operation platform fixed connection, the one end of fixed seat is rotatably connected with carousel, the outer surface of carousel is fixedly connected with gear ring, the utility model discloses correction component is arranged, under the effect of power motor one drive gear and carousel meshing rotation, drive three correction rollers synchronous regulation interval, can be aimed at different radian S-bend and realize multi-angle, dynamic correction, the close fit cable surface of 'U' shape correction groove, cooperate with the convex structure of guide block and guide groove, effectively avoid cable in straightening process side slip or deviation, compared with traditional fixed roller, significantly improve straightening accuracy and conductor surface integrity.
Owner:HENAN MIDDLE EAST CROSS LINKED CABLE CO LTD

Temporary supporting device for slippage construction of large-span prestressed arch structure

ActiveCN222576245UReduce the number of installation and disassemblyGuaranteed stabilityClimate change adaptationShoresPre stressArchitectural engineering
A temporary support comprises a support body, a top support and a telescopic mechanism, the lower end of the support body is fixed to an arch foundation, the lower end of the top support is fixed to the upper end of the support body, and the lower end of the telescopic mechanism is fixed to the middle of the upper end of the top support. A limiting rod is arranged above the top end support, the telescopic end of the telescopic mechanism is fixedly connected with the middle of the bottom face of the limiting rod, the limiting rod is driven to move upwards or downwards through stretching and retracting of the telescopic mechanism, and jacking supporting or downward moving separation of the limiting rod and the corresponding position of the steel arch frame column is achieved. According to the utility model, the mounting and dismounting times of the temporary bracket can be effectively reduced, and the contact and separation states of the limiting rods and the steel arch columns are controlled only by adjusting the telescopic mechanisms, so that the assembled steel arch columns can be reliably supported and separated during sliding, the stability of an arch splicing structure is ensured, the continuity of subsequent sliding construction is not influenced, and the construction efficiency is improved. The construction efficiency is improved, and the construction cost is reduced.
Owner:NO 9 METALLURGICAL CONSTR +1

Assembled anti-skid tray

ActiveCN222629851Uprevent sideslipReduce the bulgePackage recyclingRigid containersFriction forceSheet structure
The utility model discloses an assembled anti-skidding tray which comprises a tray body, a bearing plane used for placing goods is formed on the top face of the tray body, a plurality of anti-skidding cushion blocks used for making contact with the goods are arranged on the bearing plane, and the anti-skidding cushion blocks are of a sheet structure and are fixed to the bearing plane. Due to the fact that the anti-skidding cushion blocks made of the anti-skidding materials are arranged on the plane of the tray, when goods are placed, the anti-skidding cushion blocks make contact with the bottoms of the goods, and enough relative friction force is generated to effectively avoid sideslip of the goods. The multiple anti-skid cushion blocks are evenly distributed on the surface of the tray, particularly distributed in the circumferential direction and the center, so that when one or more goods are placed on the tray, the bottoms of the goods can make effective contact with the anti-skid cushion blocks, and the anti-skid effect is ensured.
Owner:HANGZHOU PEINUO PACKAGING SCI & TECH CO LTD

A material strength detection device for construction engineering

ActiveCN121762319BCompensates for minor unevennessimprove accuracy
The application discloses a material strength detection equipment for building engineering, and belongs to the technical field of engineering material detection, which comprises a base, two coaxially distributed hydraulic cylinders are horizontally and fixedly installed on the top surface of the base, the output ends of the two hydraulic cylinders are oppositely arranged, a clamping assembly is arranged on the output end of each hydraulic cylinder, the clamping assembly comprises a box body which is fixedly installed on the output end of the hydraulic cylinder, the V-shaped groove structure of the movable clamping plate and the fixed clamping plate and the one-way check sawtooth anti-skid pattern are arranged, the contact area with the circular steel bar is increased, the auxiliary positioning is realized to prevent side sliding, the self-locking effect of "the tighter the more" is utilized to reduce the probability of slipping. In addition, in combination with the design of the "rigid and flexible combination" of the ejection rod and the elastic element in the pressurizing mechanism, the small unevenness on the surface of the steel bar can be compensated and additional anti-slippage resistance can be provided, the accurate guidance of the movable clamping plate by the guide rod is matched, the eccentric moment and the lateral shear force are eliminated, and the centration and stability of the clamping process are ensured.
Owner:SICHUAN WENMAO CONSTR ENG INSPECTION CO LTD

Winding device for textile fabric production

The utility model provides a winding device for textile fabric production, which relates to the technical field of textile fabric production and comprises a bottom plate, a pair of vertical plates are symmetrically arranged at the top of the bottom plate, a winding motor is arranged on the side wall of one vertical plate, and a winding roller is arranged on an output shaft of the winding motor; a clamping electric push rod is arranged on the side wall of the other vertical plate, and clamping discs connected with the two ends of the winding roller correspondingly are arranged on the side wall of a telescopic shaft of the clamping electric push rod and the side wall of an output shaft of the winding motor correspondingly; a connecting hole matched with the side wall of the winding roller is formed in the end, away from the vertical plate, of the clamping disc, stop grooves are formed in the side walls of the two ends of the winding roller, and stop blocks located in the connecting hole and matched with the stop grooves are arranged in the clamping disc; and a connecting bearing is arranged at the joint of the telescopic shaft of the clamping electric push rod and the clamping disc. The winding device is reasonable in structure, convenient to replace and high in winding efficiency.
Owner:XINYI RUNXIN TEXTILE CO LTD

A support frame and adjustment method for adjusting panel of hopper base of ship self-unloading system

The present invention relates to the technical field of ship equipment installation, and specifically to a ship self-unloading system bucket base panel adjustment support frame and adjustment method. The base panel adjustment support frame includes a support bracket and a two-way adjustment component arranged on the support bracket; a top panel is arranged on the top of the support bracket, and the two-way adjustment component includes a height adjustment bolt vertically arranged on the top panel through threaded matching connection, a horizontal support plate rotatably arranged on the top of the height adjustment bolt, ear plates vertically arranged at both ends of the horizontal support plate, and lateral pressure bolts arranged on the ear plates. The present invention facilitates the installation of the bucket base panel and improves the efficiency, accuracy and safety of the installation of the bucket base panel.
Owner:CHENGXI SHIPYARD