97results about How to "Reduce risk of tipping" patented technology

The invention aims to provide a bridge surface support mode, and aims to solve the difficult problem of the falling and supporting of the existing bridge. A support beam falling method for the surfaces of middle and small bridges comprises the steps that assistant support piers and jacking support piers are separately arranged; the assistant support piers are positioned at the lower parts of two ends of a steel girder; the tops of the assistant support piers are connected with the lower part of the steel girder; the jacking support beams are positioned at two side parts of the bridge and are connected to the top surface of the steel girder by jacking supports; the falling of the position of the steel girder is realized in a mode that the steel girder is alternatively supported by the assistant support piers and the jacking support piers. A special support device comprises the assistant support piers and the jacking support piers, wherein the assistant support piers are positioned at the lower parts of two ends of the steel girder and the tops of the assistant support piers are connected to the lower part of the steel girder; the jacking support piers are positioned at two side parts of the steel girder and are connected to the top surface of the steel girder by the jacking support. The assistant support piers and the jacking piers are separately arranged, so the problems of low construction efficiency and narrow work surface as all support piers are arranged at the position of bridge pier cover beams are solved, the beam falling risk is reduced and the economic benefits are improved.

The invention provides a method for evaluating inclination of ocean platforms, and belongs to the technical field of ocean engineering. The method includes monitoring measurement data of strain sensors on legs in real time to acquire inclination state matrixes of the ocean platforms; performing association analysis on the inclination state matrixes; acquiring integral inclination images of the ocean platforms to visually display inclination states of the ocean platforms. The method has the advantages that auxiliary decisions can be made by the aid of the method with appropriate safety coefficients, so that operators can master deformation trend conditions of the legs; warning can be carried out when preset deformation values are exceeded, accordingly, the legs can be timely adjusted, and pile pitching and extracting operation on the legs of lifting ships of the ocean platforms can be effectively guided.

The invention relates to a plate hoisting device for house building construction. The plate hoisting device for house building construction comprises a bearing plate, wherein a top plate is connectedto the bearing plate through a vertical rod; a floating base penetrates through the center of the bearing plate in the length direction of the vertical rod and is slidably connected to the center of the bearing plate; a first ball penetrating out of the upper surface of the floating base is embedded in and rotatably connected to the upper surface of the floating base; a supporting rod used for abutting against the ground to enable the first ball to penetrate out of the upper surface of the bearing plate is arranged on the lower surface of the floating base; abutting plates used for sliding towards the floating base in a reciprocating mode are slidably connected to the positions, between the bearing plate and the top plate, of two sides of the floating base; the top plate is provided with open grooves in the sliding directions of the abutting plates; the two abutting plates are slidably connected with the open grooves through sliding blocks correspondingly; the two sliding blocks penetrate out of the open grooves correspondingly and are rotatably connected with inclined rods with the same length; the ends, away from the sliding blocks, of the two inclined rods are connected througha hanging scaffold; the inclined rods are rotatably connected with the hanging scaffold; and hooks are arranged on the hanging scaffold. The plate hoisting device for house building construction provided by the invention has an effect on improving the safety during plate lifting.

The invention relates to the field of clothes and particularly relates to an anti-toppling clothes showing stand and a working process. The showing stand comprises a placing ring, a placing frame, piezoelectric ceramics, a balancing weight and an electromagnetic block, wherein a plurality of first magnetic strips are arranged on the placing ring connected to the base, and the first magnetic stripsand second magnetic strips arranged on the surface of the clothes hanger attract each other in a magnetic mode; a plurality of placing racks are connected with one another to form a circular ring with an upward convex ring surface, and the placing racks can be bent downwards to extrude the plurality of piezoelectric ceramics arranged on the placing ring; the piezoelectric ceramic is electricallyconnected with the electromagnetic blocks, the electromagnetic blocks, the balancing weights and the containing frame correspond to one another, the electromagnetic blocks are closer to the containingring than the balancing weights, and the multiple balancing weights are movably arranged on the base. By adopting the structure that the balancing weight is movably arranged on the base, the stress of the base can be automatically adjusted in real time, the risk that the base topples over in the using process is reduced, a worker does not need to pay attention to and adjust clothes hangers and clothes on the clothes showing stand in real time, and the workload of the worker is reduced.

The invention discloses an intelligent lamp holder for an automobile collision test. The intelligent lamp holder comprises a longitudinal double-beam support, a transverse double-beam support and an illumination headlamp mounting support, wherein a transverse guide rail is mounted at the top end of the longitudinal double-beam support; rail beams are arranged on two sides of the bottom end of the longitudinal double-beam support; the longitudinal double-beam support is mounted at the top of I-shaped steel through the rail beams; the bottom end of the I-shaped steel is fixedly mounted on a boss of a building wall; the transverse double-beam support is mounted on the longitudinal double-beam support; a winch servo motor is mounted on each of two sides of the top end of the transverse double-beam support; the illumination headlamp mounting support is connected with the winch servo motors through traction ropes; and a plurality of illumination headlamps are fixed at the bottom end of the illumination headlamp mounting support. The intelligent lamp holder has the advantages that the servo motors are matched with a speed reducer, the moving speed and rotating angle of the lamp holder can be adjusted optionally, and the lamp holder is good in stability during adjustment; and the lamp holder is convenient to use and high in safety, and the problems that the lamp holder is small in adjustable range and low in adjusting accuracy during the automobile collision test are solved.

The invention relates to a device facilitating construction of an external wall and relates to the technical field of building construction. The device comprises two fixed supports, rotating assemblies and a hoisting assembly. The two fixed supports are fixedly mounted on a building roof to be constructed. Each rotating assembly comprises a driving source and a rotary sleeve, wherein the driving source drives the rotary sleeve to rotate, and the rotary sleeve is located on the side, facing the external wall to be constructed, of the corresponding fixed support and is rotatably connected with amounting rack. The hoisting assembly comprises hoisting ropes, a base, a first guard bar, a sliding part and a safety rope, wherein the hoisting ropes are wound on the periphery of the rotary sleevesand hoisted to the base. The first guard bar is connected with the base and located on the side, facing the external wall, of the base. The sliding part is located on the first guard rail and is slidably arranged in the length direction of the first guard rails. One end of the safety rope is connected and fixed to the sliding part, and the other end of the safety rope can be coiled on construction personnel. The device has the effect of reducing the construction difficulty of the external wall for construction personnel during aloft work

The invention discloses an active safety device of an intelligent wheelchair. The active safety device comprises a chassis component, a longitudinal movement component, a lateral movement component and a controller, wherein the chassis component comprises a chassis and shock absorption mechanisms which are respectively arranged on four corner ends of the chassis, and the shock absorption mechanisms are connected with a motor shaft of a driving wheel, and comprise four pressure sensors, the four pressure sensors are respectively located at positions of the four corner ends of the chassis and are used for collecting pressure data of four directions; and the controller is electrically connected with driving motors of the lateral movement component and the longitudinal movement component, andthe four pressure sensors respectively, and is used for controlling the action processes of the lateral movement component and the longitudinal movement component. The active safety device disclosed by the invention can actively perform protection to a certain extent, and can perform avoidance before risks; and the active safety device can make judgment before a user has dumping hidden danger, andcan adjust the state of the user timely, so that the safety of the user is increased, and the dumping risks of the user are reduced.

A linear guide shaft type anti-swing suction cup movement mechanism comprises a rack in a cuboid vertical frame shape and a suction cup assembly used for adsorbing plates. The suction cup assembly is arranged in the rack. The linear guide shaft type anti-swing suction cup movement mechanism is characterized in that a Y-axis power assembly, an X-axis power assembly, a Z-axis power assembly and a P-axis rotation power assembly are further included; the Y-axis power assembly is used for providing power for movement, in the width direction of the rack, of the suction cup assembly in the rack; the X-axis power assembly is used for providing power for movement, in the length direction of the rack, of the suction cup assembly in the rack; the Z-axis power assembly is used for providing power for ascending and descending, in the height direction of the rack, of the suction cup assembly in the rack; the P-axis rotation power assembly is used for providing power for horizontal rotation of the suction cup assembly; and the running states of the Y-axis power assembly, the X-axis power assembly, the Z-axis power assembly, the P-axis rotation power assembly and the suction cup assembly are uniformly controlled by a control system. According to the linear guide shaft type anti-swing suction cup movement mechanism, the plates are stacked rapidly and orderly, the automation level and efficiency of stacking the plates are improved, and the storage space utilization rate of the plates is increased.

The invention discloses an intelligent wine cabinet with a remote temperature control function and a frost and mist removal function. The wine cabinet comprises a cabinet body and a wine rack. The cabinet body is provided with a left glass part, a right glass part, a rear glass part and a glass door on the front side of the cabinet body. The upper end of the cabinet body is provided with a temperature regulating system and a frost removal system. The front side of the upper end of the cabinet body is provided with a control panel. The control panel is electrically connected with a control circuit board. The glass door is provided with a monitoring device and an automatic alarm device. The automatic alarm device includes a detection module, a data receiving module and a data transmission module. The monitoring device and the data transmission module are both linked to a user terminal device through a WIFI module, and the WIFI module is connected to the control circuit board. In this way, the structural design is ingenious and reasonable, intelligentized control over the temperature and humidity of the wine cabinet is achieved, the performance of automatically removing frost and mistis achieved, the quality of wine is ensured, and remote monitoring of the wine cabinet by the user is achieved. The anti-theft performance is improved, the safety coefficient is high, and remote temperature control and removal of frost and mist can be achieved.

The invention discloses metal plate conveying control equipment for ship production and manufacturing. The metal plate conveying control equipment comprises limiting sliding clamping grooves, a supporting frame, a first limiting conveying mechanism, a second limiting conveying mechanism and a third limiting conveying mechanism. The limiting sliding clamping grooves are evenly formed in the upper end of the supporting frame. The first limiting conveying mechanism, the second limiting conveying mechanism and the third limiting conveying mechanism are fixedly connected through connecting plates. The first limiting conveying mechanism, the second limiting conveying mechanism and the third limiting conveying mechanism are arranged in the limiting sliding clamping grooves in a sliding manner. The first limiting conveying mechanism, the second limiting conveying mechanism and the third limiting conveying mechanism are the same in structural specification. In the using process, real-time synchronous adjusting and controlling can be conducted according to different thicknesses and different widths of metal plates, and accordingly the metal plates different in thickness and width can be stably conveyed.