122results about How to "Good disassembly effect" patented technology

The invention provides a pile and soil interaction visual testing device and method. The testing box device comprises a testing box, pile body limiters, model piles, a visual system and a pile body loading and measuring device; and an organic glass box body is embedded in an inner cavity of a box body supporting steel frame, and the detachable pile body limiters are located on the upper part of the testing box so as to ensure that pile bodies are vertically and tightly attached to the inner wall of the box. A matched pile and soil interaction study in soil particle layers for dyeing of the various model semi-piles is developed; the arranged visual system and a modern image processing and analysis technology are combined, and thus soil body interior detail information such as the dynamic stress, deformation, displacement, the soil body porosity and soil particle crushing in the whole process of pile and soil interaction is revealed; and according to the device, the pile-soil layer effect in the experimental study macroscopic level and the pile-soil particle effect in the finely microcosmic level are combined, various experimental study working conditions can be simulated, and the device is low in weight, good in part disassembly, and clear in acting force of structures and parts.

The invention relates to a gas and dust explosion characteristic testing device. The gas comprises a combustible gas and a vapor. The testing device comprises an explosion chamber (9); the explosion chamber (9) is a closed space formed by a top cover (7), a chamber shell (10) and a moving piston (4); the explosion chamber (9) is supported by a support base (8); a temperature sensor (5) and a pressure sensor (6) are mounted on the top cover (7); a bracket (3) and a spring-type push-pull rod (13) are connected below the moving piston (4); the moving range is controlled by an upper limiter (11) and a lower limiter (12); the moving piston (4) is further provided with an electric ignition device (2) and a solenoid valve injection system (1). Compared with the prior art, the gas and dust explosion characteristic testing device has the advantages of safety and reliability, variable equipment combination and easy disassembly, and the effects of observation of gas (or vapor) and dust combustionand the explosive performance thereof.

The invention relates to a dynamic compactor boom and a dynamic compactor. The dynamic compactor boom comprises a bottom knuckle arm, a plurality of middle knuckle arms and a top knuckle arm, wherein the bottom knuckle arm, the middle knuckle arms and the top knuckle arm are sequentially connected in series and are respectively knuckle arms with a trussed structure mainly composed of an upper main chord member, a lower main chord member, a diagonal web member and a transverse connecting rod, and the knuckle arms are connected with each other through pin shafts; the cross section area of the dynamic compactor boom is homogeneously and linearly increased from the top knuckle arm to the bottom knuckle arm. The vibration and fatigue problems of large-energy-level dynamic compactors of the prior art can be improved, and meanwhile the processing technology and the disassembly and assembly problem of the boom can be considered.

The invention discloses a convenient-to-detach temporary working table for technical consultation. The convenient-to-detach temporary working table comprises a first hollow table body, the outer wallof one side of the top of a first hollow table body is connected with a fixing buckle through a hinge, and a fixing bolt is clamped on the outer wall of the other end of the fixing buckle, the outer wall of the bottom of the fixing bolt is connected with a horizontally-arranged second hollow table body through bolts, and the outer walls of the two ends of the mutually separated sides of the firsthollow table body and the second hollow table body are connected with fixed sleeve pipes which are vertically arranged through bolts, and vertically arranged supporting columns are connected to the inner walls of the circumference of the four fixed sleeve pipes in a sliding mode. According to the convenient-to-detach temporary working table for technical consultation, fixing pins, the supporting columns, and hollow support columns are arranged, and the hollow support columns are connected with the support columns through pins, after the use of the device, the plugs are pulled off, the supporting parts of the device can be detected, and the convenient detaching effect is achieved.

The invention discloses a novel triple burglarproof bolt wheel lock for an automobile. The novel triple burglarproof bolt wheel lock comprises a bolt body, an inner burglarproof cover and an outer burglarproof cover, wherein a bolt head of the bolt body is of a circular truncated cone structure; a first female die cavity of which the outline is irregular is concavely arranged on the top surface of the bolt head; the inner burglarproof cover is adaptively screwed on the bolt body; a second female die cavity of which the outline is irregular is concavely arranged on the outer side surface of the inner burglarproof cover; the outer burglarproof cover is of a circular truncated cone structure and is adaptively screwed on the bolt head; a third female die cavity with an irregular convex structural body is formed on the outer side surface of the outer burglarproof cover; in the special key for the bolt wheel lock, a first cylindrical head, a second cylindrical head and a third cylindrical head are respectively arranged at three free ends of a T-shaped connecting rod; a first male die block and a second male die block which are matched with the first female die cavity and the second female die cavity respectively are respectively and convexly arranged at the end parts of the first cylindrical head and the second cylindrical head; and a third male die block matched with the irregular convex structural body is arranged at the end part of the third cylindrical head. The novel triple burglarproof bolt wheel lock has a simple structure and favorable burglarproof effect and can be matched with various vehicles and other suitably-assembled mechanical parts.

The invention relates to a gas-liquid linked dismounting device of fan impellers, mainly comprising a stand, a hydraulic system, a pneumatic system, an electrical control system, a dismounting operation device, a lifting table and a rotating platform. The gas-liquid linked dismounting device is characterized in that impeller shaft sleeves are clamped by adopting the hydraulic system, a motor shaft is impacted by the pneumatic system for the gas-liquid linked dismounting of the fan impellers, a jaw part is provided with teeth and is locally quenched, the lifting table adopts a scissors fork type structure and has a high lifting speed and a low lifting speed, wherein the low lifting speed is used for dismounting alignment. When the impellers at both ends of a fan are dismounted, the fan is placed on the platform, and then the two impellers can be rapidly dismounted by utilizing the rotation and the lifting of the platform; and a clamp head is pushed to clamp the impeller shaft sleeves by an oil cylinder, an impacting mechanism carries out flexible impacting and loosening on the motor shaft, an uploading air cylinder generates static thrust for the impact mechanism and applies the static thrust to the motor shaft, and the motor shaft is pushed out of the impeller shaft sleeve under the actions of a dynamic load and a static load. The invention can prevent the fan impellers, the impeller shaft sleeves and the motor shaft from being damaged when the fan is dismounted, thereby greatly improving a dismounting effect.

The invention is applicable to the field of automobile stamping dies, and provides an automobile stamping die multi-directional detection device which comprises a base, and a first fixing plate and asecond fixing plate are fixedly installed on the two sides of the upper end of the base respectively. A first rotating screw rod and two second rotating screw rods are movably installed between the first fixing plate and the second fixing plate correspondingly, the surface of the first rotating screw rod is movably sleeved with a moving plate, and the moving plate is in threaded connection with the first rotating screw rod; fixing suction cups are fixedly installed on the two sides of the face, opposite to the first fixing plate, of the movable plate, a user pushes a push rod, the push rod drives a check block to move in an air inlet groove, the check block drives a reset spring to be stretched, and when the check block moves, the check block is separated from a through hole, so that air enters the fixing suction cups; therefore, the fixing suction cups are separated from the surface of the stamping die, and the stamping die can be conveniently and quickly disassembled.

The invention relates to the field of textile equipment, in particular to a yarn winding device comprising a support frame, a driving structure, a carrying structure, a belt pulley, a winding structure and a guide structure. The winding structure and the support frame are connected rotationally, the support frame is of an L shape, and then the support frame can be installed fast conveniently. Theend of yarn can be fixed conveniently fast through the arrangement of the winding structure, the diameter of the winding structure can be changed conveniently, disassembly is more convenient and faster after yarn winding is completed, and then yarn winding efficiency and quality are improved greatly. The guide structure is arranged on the side wall of the winding structure, thus sliding connectionis converted into rolling connection during yarn disassembly, friction force between the yarn and the winding structure is reduced, and then disassembly quality is improved greatly. The carrying structure and the support frame are in sliding connection, the carrying structure and the winding structure are parallel, then the yarn can be supported conveniently during yarn disassembly, force appliedto the yarn is more uniform, and yarn looseness is prevented effectively.

The invention relates to a special disassembly and assembly tool for a contact system of a handcart type circuit breaker, and belongs to the technical field of disassembly and assembly tools for contact systems. The tool comprises a hand wheel, a handle sleeve, a plurality of connecting rod mechanisms and a movable block, wherein the hand wheel is arranged at the end of one side of the handle sleeve, the connecting rod mechanisms are circumferentially arranged at the end of the other side of the handle sleeve in a surrounding mode, an end cover is arranged between the hand wheel and the handlesleeve, a sleeve base is arranged between the connecting rod mechanisms and the handle sleeve, and the end cover and the sleeve base are in threaded connection with the handle sleeve. According to the special disassembly and assembly tool for the contact system of the handcart-type circuit breaker, and the problem that in the prior art, the disassembly and assembly tool special for the contact system is strenuous in rotation is solved.

The invention belongs to the technical field of LED street lamps, in particular to an LED street lamp power support and an LED street lamp. The support comprises a power supply and an LED street lampbody; the power supply is connected with the LED street lamp body through an installation support; the power supply is connected to the upper side of the LED street lamp body through the installationsupport, and a heat dissipation space is reserved between the power supply and the LED street lamp body. The installation support comprises an opening supporting shell and supporting rods connected tothe two sides of the opening supporting shell. The bottom ends of the supporting rods are fixedly connected to the upper surface of the LED street lamp through screws. A lock pin mechanism is arranged at the top end of the opening supporting shell; a pin hole matched with the lock pin mechanism is formed in the side wall of the power source, through the split type connection mode between the power source and the LED street lamp, and heat dissipation through grooves are evenly formed in the bottom of the opening supporting shell, so the mounting and dismounting are convenient, and therefore, the LED street lamp is wide in applicability and convenient to overhaul and operate; through the split and spaced arrangement, a good heat dissipation effect can be achieved.