101results about How to "With elastic deformation ability" patented technology

The invention discloses a screw driving deformation shock-absorption walking part. The screw driving deformation shock-absorption walking part comprises a rack, epicyclic gear train assemblies, an angle modulation device and walking assemblies. The two epicyclic gear train assemblies are arranged symmetrically and comprise sun gears, rotary arms, planet gears and shock-absorption elements. The shock-absorption elements are connected with the rack and the rotary arms correspondingly. A nut block of the angle modulation device is connected with one sun gear. A shaft seat block is connected with the other sun gear, the distance between the nut block and the shaft seat block can be changed under the action of a screw, the two sun gears, the planet gears meshing with the sun gears and the walking assemblies connected with the planet gears are driven to rotate reversely, and thus deformation of the walking part is achieved. When the two walking assemblies are subjected to outer impact, due to existing of the shock-absorption elements, the rotary arms can swing elastically within a certain range, and thus the walking part has shock-absorption performance. In addition, the invention further provides a firefighting movable platform which comprises the screw driving deformation shock-absorption walking part and can be used for design of a firefighting robot.

The invention relates to a vacuum insulation plate fixing device and a construction method. The vacuum plate and a building wall body are combined into a whole through main working procedures of spraying and leveling, spraying and sticking, spraying and protecting and the like. The vacuum insulation plate fixing device and the construction method have good protective performance to the vacuum plate. Service life of the vacuum plate is prolonged, thus the vacuum plate has the integrity and good resistance to shock. The cold bridge problems of the seams, head and tail, blank points of the vacuum plate and the like are solved, thus uniformity and consistency of heat preservation of the whole wall body are improved by more than 75%. The problem that a breakage rate of the vacuum plate is high is solved, thus the construction with high difficulty and complexity is enabed to be simple and rapid.

The invention discloses a high-temperature-resistant reinforced corrugated expansion joint, which comprises a left flange, a corrugated pipe, a right flange, a left guide cylinder, a first support rod, a right support rod and a right guide cylinder, wherein the right guide cylinder partially coaxially sleeves on the left guide cylinder; a thermal insulation structure is arranged in a cavity formed by the outer walls of the left guide cylinder and the right guide cylinder, and the inner wall of the corrugated pipe; one end of the first support rod is fixedly connected to the inner wall of the left flange and the other end of the first support rod is fixedly connected to the outer wall of the left guide cylinder; one end of the second support rod is fixedly connected to the inner wall of the right flange and the other end of the second support rod is fixedly connected to the outer wall of the right guide cylinder; the further improvements are that a support barrel clings to the outer wall of the left guide cylinder; the thermal insulation structure is formed by three layers from interior to exterior, a first thermal insulation layer is a composite reflective insulation board; a second thermal insulation is formed by multilayer ceramic fibers, and a third thermal insulation layer is a flocculent heat-resistant packing. The high-temperature-resistant corrugated expansion joint has the advantages of good heat insulation effect, capability of remarkably improving the stress state of the guide cylinder, reliable stream guidance effect and long service life.

The invention discloses modified epoxy asphalt and a preparation method thereof, and a water-based drilling fluid and a preparation method thereof. The modified epoxy asphalt comprises the following components in parts by weight: 100 parts of matrix asphalt, 1-20 parts of a compatibilizer, 1-10 parts of a toughening agent, 5-20 parts of a curing agent, 1-5 parts of a curing accelerator and 5-30 parts of an epoxy resin, wherein the curing accelerator comprises a product obtained by reacting polyamine, phenol and an aldehyde-containing aqueous solution. According to the water-based drilling fluid, the modified epoxy asphalt liquid is added and is small in particle size and high in softening point, has a certain elastic deformation capacity and is excellent in high-temperature resistance, sothat the drilling fluid has good rheological property and high-temperature and high-pressure filtrate loss reduction effect when used at a high temperature.

The invention relates to an inside engaged gear pump or gear motor device with a multilayer structure. The device comprises an inner rotor, N layers of double-faced toothed ring sleeves, an outer rotor and a pump body, wherein N is a positive integer more than or equal to 1; the inner rotor, the double-faced toothed ring sleeves and the outer rotor are sequentially arranged in the pump body from inside to outside; the tooth faces of the inner rotor, the N layers of double-faced toothed ring sleeves and the outer rotor are in a mutual contact engaged state; at least two sealed accommodation cavities are formed between adjacent elements of the inner rotor, the N layers of double-faced toothed ring sleeves and the outer rotor; and rotating axes of the inner rotor, the N layers of double-faced toothed ring sleeves and the outer rotor are positioned in the same plane, and are not overlapped. The double-faced toothed ring sleeves are additionally arranged between the inner rotor and the outer rotor, so that a volume between the rotor can be multiplied under the condition of no increase of widths of the rotors; and by the elastic compensation function of the double-faced toothed ring sleeves, a requirement on the machining accuracy of the inner and outer rotors of the device can also be lowered, so that machining difficulty and maintenance cost are lowered.

The invention provides an electric connector and a conductive terminal thereof as well as a manufacture method for the conductive terminal, and more particularly relates to a conductive terminal which is provided with a structure formed by a waist and a supporting part with higher intensity and an electric connector thereof; wherein, the conductive terminal of the electric connector comprises a long shaft and a near terminal, the waist and a remote extended in sequence from the long shaft. The near terminal is bent into a wave shape, thus having an elastic deformation capacity; the free terminal of the near terminal is provided with a clamping surface. The long range is of a sleeve shape and a resisting surface. The supporting part faces to the resisting surface from the waist and extrudes out. The normal direction between the clamping surface and the waist is crossed with the long shaft.

The invention discloses a force dispersion type cold-rolled shipment interlayer padding. A three-layer fiberboard can be used as a core material, two sides of the core material are wrapped with high-density sponges, a composite force dispersion layer is inlaid in the high-density sponge, a force transmission structure arranged on the surface of the sponge is used for pre-dispersing the received force and then transmitting the pre-dispersed force to the composite force dispersion layer, the force is dispersed layer by layer and partially counteracted by utilizing the elasticity of the force dispersion layer itself and the distribution characteristics of a spherical structure, a good cushion protection effect can be achieved on the product, meanwhile, internal optimization is carried out ona single force dispersion layer, a special-shaped net is used for enhancing the integrality of the force dispersion layer, and a special force buffering layer is arranged among force dispersing ballsforming the force dispersion layer. According to the invention, a good elastic buffering effect is kept while the requirements for bundling, winding, cushioning and protection are met, the effect of coping with instantaneous impact hardening protection is also achieved, the force dispersion strength of the force dispersion layers is improved, the reliability of product cushioning and protection isextremely high, and the interlayer padding can be recycled, and the cushioning and protection cost of exported products can be greatly reduced in the long term.

The invention discloses a novel product fine polishing device for digital media art design. According to the novel product fine polishing device for digital media art design, a central through hole is formed in the center of a first fine polishing head, a second fine polishing head penetrates through the central through hole, the second fine polishing head can be positioned in the central through hole in an up-and-down sliding fit manner so that the second fine polishing head can hide or extend out of the central through hole, and therefore, whether the second fine polishing head stretches out or not can be controlled according to the structure of an actual to-be-machined product, so that whether the first fine polishing head or the second fine polishing head is adopted for fine polishing treatment is controlled according to the structure of the product, or the two are used for fine polishing treatment simultaneously, so that the fine polishing treatment effect and the treatment capacity of the product are effectively ensured; and the hardness of the first fine polishing head is smaller than that of the second fine polishing head, so that whether the first fine polishing head or the second fine polishing head is adopted for treatment can be effectively determined according to the hardness of the product and the hardness of different positions.

The invention discloses a self-locking nut which comprises a nut. The edge of the nut is polygonal, and the upper end surface and the lower end surface of the nut are concave curved surfaces which are revolution surfaces; the revolution center of the revolution surface is positioned on the axis of a screw hole of a self-locking nut, and the revolution surface can be a cylindrical surface, a spherical surface or a double-curved surface; the edge of the polygon is a regular hexagon or a regular quadrangle; the self-locking nut is made of spring steel or tool steel; and the spring steel is 65Mn. The self-locking nut can be locked by the elastic deformation of the nut without affiliated accessories, so that the self-locking nut is convenient to use, preferably adopts symmetrical curved surfaces as two end surfaces, can realize the function of locking by frontal and reverse installation, has no requirement on the engineering level of workers, and enables the stress on the self-locking nut to be uniform so as to avoid the concentration of stress.

The invention relates to the technical field of glass curtain wall manufacturing raw material detection, and discloses glass curtain wall manufacturing equipment based on a connecting shaft system. The equipment comprises rotating shafts, the left ends of the rotating shafts are movably connected with detection rings, the interiors of the detection rings are movably connected with gears, the interiors of the gears are movably connected with elastic shafts, the surfaces of the elastic shafts are movably connected with capsules, the ends, away from the gears, of the elastic shafts are movably connected with flowing grooves, the surfaces of the gears are movably connected with swing rods, the surfaces of the swing rods are fixedly connected with sliding rails, the surfaces of the sliding rails are slidably connected with balancing weights, and the ends, away from the gears, of the swing rods are fixedly connected with hammerheads. Thus, the function of pushing glass for cutting is achieved, meanwhile, the swing rods are influenced by the gravitational potential energy of the balancing weights, when the hammerheads make contact with bearing plates, flexible blocks extrude the detectionrings to generate deformation, then the deformation acts on the surface of the glass, and therefore the effect that the physical performance of the glass is detected while the glass is cut is achieved.

The invention relates to the technical field of petroleum suction, and further discloses self-cleaning type petroleum sucking and filtering equipment, which comprises a shell, wherein a suction pipe is fixedly connected to the surface of the shell, ventilation pipes are fixedly connected to the two sides of the suction pipe, a deformation bag is fixedly connected to the position, located at the bottom of the suction pipe, in the shell, a feeding pipe is movably connected to the interior of the deformation bag, extrusion rods are movably connected to the two sides of the feeding pipe, and electromagnetic coils are movably connected to the interiors of the extrusion rods. According to the invention, a leakage position can occur on the left side or the right side of the suction pipe, when a magnetic ball falls down, the deflection direction of the feeding pipe is not fixed, when the feeding pipe deflects, an electric pipe is pushed to be in contact with the electromagnetic coil, the electromagnetic coil is powered on to generate magnetism, the magnetic ball is attracted to get close to the electromagnetic coil to stabilize the deflection direction of the feeding pipe, and the feedingpipe and the ventilation pipe are located on the same axis, so that the effect that other pipelines can be automatically started for normal oil sucking when the petroleum pipeline leaks is achieved.

The invention discloses a railway bridge large-expansion-amount single-seam expansion device which comprises an anchoring assembly, a double-cavity profile, a waterproof rubber belt, a supporting assembly and a connecting rod assembly. The anchoring assembly, the waterproof rubber belt and the connecting rod assembly are all installed on the double-cavity profile, and the supporting assembly is fixed in beam end concrete; the double-cavity profile is fixed in the beam end concrete; the anchoring assembly comprises an anchoring steel bar, a trapezoidal nut, a locking nut and an anchoring screwrod; the connecting rod assembly comprises a fixing plate, connecting rods, connecting bolts and limiting nuts, the four connecting rods are symmetrically connected to form a rhombus, and the fixing plate is fixed to the beam end double-cavity profile through the anchoring steel bars, the locking nuts and the trapezoidal nuts. The railway bridge large-expansion-amount single-seam expansion devicediscloses by the invention prevents dust and rainwater from being accumulated between beam joints to cause falling of waterproof rubber belt and premature damage to the waterproof rubber belt, and further prolongs the service life of a beam end expansion joint.

The invention discloses a water dripping prevention device. The water dripping prevention device comprises a support and elastic lip side components. The support comprises at least one water outlet. Each elastic lip side component is arranged in the corresponding water outlet. The elastic lip side components have the opened state and the closed state in the water outlets and can be switched between the opened state and the closed state. When the elastic lip side components are in the opened state, the water outlets are opened. When the elastic lip side components are in the closed state, the water outlets are closed. The invention further discloses a faucet. The water dripping prevention device is simple in structure and convenient to install, can be directly installed in the faucet and a water supply pipe of the faucet without special installation cavities or installation connectors, and therefore the size of the faucet can be reduced. The faucet with the water dripping prevention device is good in water dripping prevention effect, cost is reduced, assembling is convenient, and the structure size can be reduced.

The invention discloses a viscous material bin bottom discharger based on a three-dimensional shearing effect, and belongs to the technical field of dischargers. According to the viscous material binbottom discharger, a logarithmic curve discharging arm is introduced and rotated along a central discharging port, and through the rotation and shearing of the logarithmic curve discharging arm and material, the material moves towards the central discharging port and then is discharged. Due to the fact that rotary shearing discharging is adopted, a material layer is in an overall descending state,blocking, arching and hollowing states of the materials in the bin cannot be caused, meanwhile, a pressure release balloon is arranged at the edge of the central discharging port, and gas is transferred through the extrusion effect generated when the curve discharging arm passes so that the gas is inflated into a radioactive shearing beam to conduct inflation action, then a shearing feeding air bag and a vertical cutting wire are forced to conduct vertical shearing again in sheared materials and push the sheared materials to the center discharging port, and the smooth degree of viscous material discharging is effectively improved based on the three-dimensional shearing effect.

The invention discloses a server case easy to disassemble and assemble. Comprising a box body, a mounting frame, a bottom vertical plate and a first elastic buckle, wherein the mounting frame is connected to the inner walls of box body side plates on the two sides of the box body in a turnover manner; the bottom vertical plate is vertically arranged at the front end of the box body and is used for supporting the mounting frame; the first elastic buckle is connected to the bottom surface of the mounting frame; the first buckling plate is arranged on the bottom vertical plate and is used for forming clamping locking with the first elastic buckle; the limiting side edges are arranged on the two sides of the top end of the mounting frame and are used for forming limiting abutting connection with the end faces of the top ends of the corresponding box body side plates after rotating by a preset angle; and a first mounting cavity for mounting a hard disk is formed in the mounting frame. Therefore, a user can utilize part of the vertical space as the operation space, and the limitation of the operation space in the horizontal direction is broken through, so that the disassembly, assembly and maintenance operation of the hard disk and other components in the case can be conveniently and quickly realized, the operation difficulty of the user is reduced, and the operation efficiency and experience of the user are improved.

The invention discloses a plugging agent for oil-based drilling fluid. The plugging agent for the oil-based drilling fluid comprises the following components: 4-20 parts of a fiber material; 10-25 parts of a graphite material; 55-86 parts of high-elastic modified asphalt particles; wherein the high-elastic modified asphalt particle has a core-shell structure, and takes silica powder as a core and modified asphalt as a shell; the modified asphalt is composed of modified matrix asphalt, a modifier and a compatibilizer. The plugging agent for the oil-based drilling fluid is good in compatibility with the oil-based drilling fluid, high in plugging speed, high in high-temperature resistance and wide in adaptability to different sizes of leakage layer pores or cracks.