133results about How to "Precise Disassembly" patented technology

The super fastening kit of the present invention includes bolts, nuts, and shaft locks, the bolts include screw rods, and the shaft lock is a polyhedron whose shape matches the shape of the nuts. A circular movement limiting mechanism that rotates with the nut and an axial movement limiting mechanism that prevents the shaft lock from falling off from the nut, and the shaft lock is limited by the circumferential movement limiting mechanism and the axial movement The mechanism is sleeved on the nut and the screw at the same time, and is fixed to each other and integrated. The product structure of the present invention is reasonable in design, easy to process, and achieves better anti-loosening effects. At the same time, it saves material costs and processing costs, and improves the work efficiency of workers. Reduce the workload of workers, and can also be used as an anti-theft connection.

The invention relates to a shape memory alloy energy consumption combined column with a resetting function and a mounting method thereof and belongs to the technical field of structural projects. Theshape memory alloy energy consumption combined column comprises a foundation, assembled square steel pipe columns, I-shaped columns, H-shaped steel beams, anti-buckling supports and connecting short beams, T-shaped splicing plates are fixed to the joint area parts of the assembled square steel pipe columns, and grooves are formed in the upper portions and the lower protons of the T-shaped splicingplates correspondingly. The T-shaped splicing plates and the assembled square steel pipe columns are connected by self-locking bolts, the joint area parts of the I-shaped columns are connected by resetting joints, and the middle of each layer of each I-shaped column is connected by three splicing plates through bolts. Shape memory alloy long bolts are arranged between the upper flanges and the lowerflanges of the I-shaped columns, one ends of L-shaped connecting plates are fixedly connected with the connecting short beams, the other ends of the L-shaped connecting plates are fixedly connectedwith the H-shaped steel beams, and ribbed plates are welded to the corresponding positions of the columns. The anti-buckling supports between the assembled square steel pipe columns and the I-shapedcolumns are connected in a combined mode. According to the shape memory alloy energy consumption combined column with the resetting function and the mounting method thereof, the effects that completeassembling is conducted on a construction site, energy dissipating can be achieved in an earthquake, and the after-earthquake restoring capacity is improved are achieved.

The invention relates to the technical field of a battery recovery accessory device, in particular to a dismounting device for power battery recovery. The dismounting work efficiency is improved; theuse reliability is improved; the dismounting is precise; the damage cannot be caused on metal inside retired batteries; the inside metal and the like are enabled to be normally recovered and reused; meanwhile, the condition that toxic gas and waste liquid are generated in the power battery dismounting process and cause injury on workers can be prevented; the safety is improved; the dismounting device comprises a dismounting box and a transmission device; a work cavity is arranged in the dismounting box; a laser cutter is arranged on the inner top wall of the work cavity; a laser head is arranged at the bottom output end of the laser cutter; the left end and the right end of the dismounting box are respectively provided with an inlet and an outlet; the right end of the transmission device enters a work cavity from an inlet formed in the left end of the dismounting box and extends out to the right end of the dismounting box from the outlet; a plurality of groups of fixing devices are arranged on the top end of the transmission device at equal intervals; the dismounting device also comprises a waste gas box, a waste liquid box, a communicating pipe and an exhaust fan.

The invention provides an engine docking device and an engine docking method, and belongs to the technical field of assembly. The docking device mainly comprises a frame, a hanging beam component, a main support, an auxiliary support, an adjusting device, a mandrel and wheels. The engine docking method comprises the following steps: rotating the beam part of the hanging beam component to one side, and lifting an engine onto the main support and the auxiliary support; rotating the beam back to the upper side of the engine, and fastening the engine on the hanging beam component; then pushing the engine to a missile cabin segment port, and lowering or detaching the auxiliary support; propelling the engine docking device to convey the engine to an installation position in the cabin segment, and installing and fixing the engine; separating the engine from a hanging frame, lowering the main support and retreating the engine docking device; the detachment process of the engine is contrary. By adopting the device and the method, a docking process of the missile engine is simple and convenient to operate and is safe and reliable, and the engine can be docked and detached quickly and accurately.

The invention discloses an experimental device for testing disturbance-relaxation effect of rocks. The device comprises a control shell, wherein a first partition plate is fixed to the top surface ofthe control shell; fixed plates are separately fixed to two sides of the first partition plate, and a loading assembly and an uploading assembly are successively arranged between the two fixed platesup and down, a chute is formed in the inner side of each fixed plate; a second induction plate is fixed to the inner side of each fixed plate, and a second stroke switch is fixed to the second induction plate; a first stroke switch is arranged on a fourth loading plate, and when a third loading plate descends to a preset position, the third loading plate triggers the first stroke switch, so that alifting motor stops rotating. The device can achieve tri-axis pressurization and confining pressure application to a test sample, so that the shear strength and the compressive strength of the test sample can be tested and the confining pressure environment of the rocks can be simulated. The device can apply disturbance through a weight, and can calculate the disturbance force applied according to the rotating angle of a rotating disc, so that the experimental researches are facilitated well.

The invention discloses an electrical control cabinet capable of conveniently replacing and repairing elements. The electrical control cabinet comprises a control cabinet, wherein an adjusting structure is connected in the control cabinet, a bottom plate is connected to the control cabinet, a moving block is connected to the bottom end of the adjusting structure, a slideway is arranged in the control cabinet, a disassembling and assembling structure is detachably connected to the mounting structure, an element is connected to the side wall of one side of the disassembling and assembling structure, a torsion spring is connected to the disassembling and assembling structure, a limiting plate is connected to the moving block, a positioning structure is arranged on the side wall of the end, close to the moving block, of the adjusting structure, and a lifting column is connected into the positioning structure. According to the invention, the lifting column is pulled out of the groove through the shifting plate, the adjusting structure is pulled out of the box body through the handle, and after the adjusting structure and the mounting structure are pulled out of the box body, the dismounting and assembling structure is pulled out of the transverse plate forcibly, the inserting column clamped in the clamping groove expands outwards when stressed, and the clamping plate fixedly connected with the inserting column rotates along the torsion spring when stressed, so that dismounting is completed.

The invention provides a battery replacing system based on multi-axis linkage, which comprises a battery stacking library, a plurality of multi-axis linkage lifting devices, a battery replacing robot and a battery dismounting and mounting device, and is characterized in that the battery stacking library is used for storing batteries of different specifications and charging the batteries; the multiple multi-axis linkage lifting devices are arranged on one side of the battery stacking library, and the multiple multi-axis linkage lifting devices are matched with one another to be used for lifting different types of battery replacing vehicles and adjusting the poses of the lifted battery replacing vehicles; the battery replacing robot is arranged between the battery stacking library and the battery replacing vehicle and is used for taking and placing full-power batteries in the battery stacking library and under-power batteries in the battery replacing vehicle; the battery disassembling and assembling device is arranged on the battery replacing robot and used for disassembling an under-power battery in the battery replacing vehicle and installing a full-power battery on the battery replacing vehicle. According to the battery replacing system, the under-power battery in the battery replacing vehicle can be accurately disassembled, the full-power battery can be accurately installed on the battery replacing vehicle, and rapid replacement of vehicles of different specifications and different types of batteries is achieved.

The invention relates to a plugging tool for dismounting a MCX bent connector, comprising a shell 1 in tetrahedronal structure, wherein an upper end of the shell is in thread connection with a handle 5, a centre is provided with a thread through hole, two sides of a lower end of the thread through hole are in platy cuboid structures, two reeds 3 are fixed at two sides of the shell 1 through the thread, two claw heads 2 are clamped between the reeds 3 and the shell, a square through hole of the platy cuboid structure is mounted at the lower end of the shell, and an end cap 6 is disposed at the lower end of the thread through hole in the shell. The plugging tool for dismounting the MCX bent connector is small in occupied space and high in plugging efficiency.

The invention discloses an accurate-positioning injection mould with a self-lubricating guiding column. The accurate-positioning injection mould with the self-lubricating guiding column comprises a front mould body and a rear mould body. The rear mould body comprises a rear mould plate, a rear mould fixing plate, a rear mould support and a rear mould base. An ejector plate is movably disposed between the rear mould fixing plate and the rear mould base. The guiding column is disposed in the ejector plate. A plurality of annular grooves are formed in the external circumference of the guiding column of the ejector plate. Solid lubricants are inlaid into the annular grooves. A plurality of accurate-positioning guiding rods are disposed between a front mould plate and the rear mould plate. During usage of the injection mould, the guiding column makes friction of the solid lubricants and a mould base occur through friction heat, and an excellent condition of oil and powder coexistence lubrication is formed, so that the ejector plate guiding column is protected against abrasion, the solid lubrication property is permanent, the hardness and abrasion resistance of the ejector plate guiding column are effectively improved, and the service life is greatly prolonged; and the accurate-positioning guiding rods of the injection mould are simple in structure, convenient to dismantle, accurate in positioning and capable of being applied and popularized.

The present invention relates to methods and systems for binary scrambling, and applications for cybersecurity technology aimed at preventing cyber-attacks.

The invention discloses a power battery quick-changing system for a multi-model electric passenger vehicle, which comprises a changing platform, a power battery storage area, a vehicle model detection system, a vehicle delivery system, a power battery changing system, a control system and a vehicle positioning system, wherein the vehicle model detection system is used for detecting the vehicle model and acquiring vehicle model information; the vehicle delivery system is used for delivery of the electric passenger vehicle; the power battery changing system is arranged at the changing platform and used for acquiring a power battery and changing the power battery; the control system is used for storing vehicle positioning programs corresponding to different vehicle model information, controlling the delivery distance of the electric passenger vehicle to be supplied by controlling the operation of the vehicle delivery system according to the detected vehicle model information, controlling the vehicle positioning system to position the vehicle according to the vehicle model information and controlling the power battery changing system to change the power battery; and the vehicle positioning system is arranged at the changing platform and used for positioning the vehicle parked on the changing platform.

In order to provide alarming technique of sensing cable to replace high voltage protection electrical grid, following measures are utilized: signal of stress variation is collected by using double cords sensing cable 2 having shielding layer with impedance adaptive terminal being remote connected; signal processing is carried out by band pass amplification circuit 3 with reshaping and filtering functions and circuit 4 for recognizing mode of invasion. Alarming is through the coordinated control circuit for alarming signals, and protection circuit 6 for guarding against demolition is utilized. The method possesses advantages of high sensitivity, and interference immunity, as well as features of reasonable structure, easy of installation, and coordinated alarming for following actions of invader: climbing, treading, cutting, pulling, tearing down and striking.

The present invention involves assembly mobile flood prevention walls, including columns and baffles. The columns include both ends and intermediate columns.There are slots on the two side walls. There are water intake holes on the inner wall of the columns at both ends, and water intake holes are opened on the two side walls of the middle column.The two ends are inserted in the slot of the two adjacent columns.The invention trapezoidal concave structure combination connection method makes the structure better.When the flood enters the baffle from the bottom up layer by layer, increase the weight of the baffle through the water weight to further improve the overall stability of the structure.The height of the lower baffle is higher than the height of the upper baffle, and the base or the original dam and the underlying baffle are provided with grooves and sealing water stops to prevent seepage and water and preventing water.The socket -type connection between the column and the base makes the installation and disassembly of the flood prevention wall very fast, which greatly improves the work efficiency.