52results about How to "Extended Durable Life" patented technology

A composite hose comprises a corrugated metal tube as barrier layer against permeation of conveyed fluid and a reinforcing layer which is formed by braiding a reinforcing wire member made of a metal wire. A braid density of the reinforcing layer is 55% or less.

A composite hose comprises a corrugated metal tube as barrier layer against permeation of conveyed fluid and a reinforcing layer which is formed by braiding a reinforcing wire member made of a metal wire. A braid density of the reinforcing layer is 55% or less.

Disclosed is a sheet feeding device capable of prolonging the durability life span of the retard roller with a simple structure with ease and an image forming apparatus which includes the sheet feeding device. The sheet feeding device includes a feed roller 102 which rotates in a sheet feed direction, a retard roller 103 which is able to rotate in a reverse direction to the sheet feed direction which forms a separation nip portion. A torque limiter 202 which is interposed between a drive shaft 202b and a roller shaft 103b of the retard roller 103 to transfer a predetermined torque of the reverse direction to the retard roller 103; and a speed changing device 301 which is interposed between an output shaft 202a of the torque limiter 202 and the roller shaft 103b to change a magnitude of the predetermined torque transferred to the retard roller 103.

The present invention provided a pedal assembly capable of position adjustment in a brake pedal assembly and an acceleration pedal assembly to be used for drive operation of a vehicle. The adjustable pedal assembly includes a pedal arm hingeably mounted to a support bracket, a pedal part disposed at an end portion of the pedal arm, a gear assembly fixedly mounted to the pedal arm, and driving means for driving the gear assembly. The gear assembly includes a first gear part for receiving a driving force of the driving means, and a second gear part engaged with the first gear part for moving the gear assembly according to a driving direction of the first gear part to thereby change a position of the pedal arm.

The invention provides a packaging film for power storage device, a tube-type packaging member, and a power storage device. A packaging film is formed by a laminated film including a plurality of layers, and is configured to be bent into a tube-shape to form a tube-type packaging member having flexibility. Further, the packaging film includes an innermost layer, an outermost layer, and a barrier layer arranged between innermost layer and the outermost layer, as the plurality of layers. The barrier layer is a metallic layer. The innermost layer and the outermost layer are each formed by a thermal fusion resin layer. An adhesive agent bonding overlapped adjacent layers of the plurality of layers has electrolyte resistance.

The invention discloses a clamping piece convenient to disassemble for a modular assembly wallboard, and belongs to the technical field of wallboards. The clamping piece comprises a clamping seat, wherein wallboard bodies are arranged on the two sides of the clamping seat; a rotating mechanism is arranged in an inner cavity of the clamping seat; the two sides of the rotating mechanism are connected with the wallboard bodies through connecting mechanisms; the two sides of the rotating mechanism are connected with the wallboard bodies through clamping mechanisms; the rotating mechanism comprisesa rotating rod; a rewinding bearing is arranged at the bottom of the rotating rod in a sleeving manner; and the rewinding bearing is embedded in one side of the inner cavity of the clamping seat. According to the clamping piece, the two sides of the wallboard bodies can be clamped and limited, screws and nuts do not need to be screwed, the assembly difficulty is remarkably reduced, complete disassembly can be carried out only by reversely screwing the rotating rod during disassembly, the sustainable utilization capacity of the disassembled clamping seat is improved, the disassembly safety andthe recycling rate can be improved by erecting a clamping block and a clamping seat which are in contact, and the assembly clamping requirements of the wallboard bodies are met.

A cladding material (1A) is provided with: a Ni layer (4) made from Ni or a Ni alloy; a Ti layer (6) formed from Ti or a Ti alloy and positioned on one side of the Ni layer (4); and a first Al layer (7) formed from Al or Al alloy and positioned on the other side of the Ti layer (6) to which the Ni layer (4) is positioned. The Ni layer (4) and Ti layer (6) are joined by cladding rolling. A Ni-Ti superelastic layer (5) formed by alloying at least the Ni of the constituent elements of the Ni layer (3) and at least the Ti of the constituent elements of the Ti layer (6) is interposed between the Ni layer (4) and the Ti layer (6). The Ti layer (6) and the first Al layer (7) adjoin one another and are joined by cladding rolling.

The invention discloses a roadway repairing device used for a coal mine and a using method of the roadway repairing device used for the coal mine, and belongs to the technical field of roadway repairing. The roadway repairing device used for the coal mine comprises a vehicle body, wherein a cab is fixedly installed at the top of the vehicle body, crawler belts are fixedly installed at the bottom of the vehicle body, a breaking hammer head is hinged to one side of the vehicle body through a hydraulic transmission arm, the outer side wall of the breaking hammer head is sleeved with a dustproof mechanism, a soil shoveling mechanism is hinged to one side of the vehicle body, a protection mechanism is arranged at the top of the cab, and a lighting mechanism is fixedly connected with the bottom end of the hydraulic transmission arm. According to the roadway repairing device used for the coal mine and the using method of the roadway repairing device used for the coal mine, by arranging an extrusion pad, energy absorption protection can be rapidly conducted on the extrusion pad and an attached protection pad, then effects of dust on the body of an external worker during crushing and repairing can be effectively avoided, meanwhile, the roadway repairing device used for the coal mine can adapt to a vibration effect of the crushing hammer head, the durable life is prolonged, the convenient-to-disassemble capacity is improved, the plastic protection pad and the plastic extrusion pad can absorb sound waves at the same time, and thus noise effects on a nearby environment are reduced so that the overall use requirements can be met.

The invention relates to the technical field of super-hard composite materials, in particular to a method for prolonging the endurance life of a diamond compact and the diamond compact. The method forprolonging the endurance life of the diamond compact includes the steps: irradiating an interface between a substrate and a diamond layer and the surface of the diamond layer by ultra-fast pulse laser beams; polishing the surface of the diamond layer. The diamond compact is manufactured by the ultra-fast pulse laser beams, a gradient transition layer is generated between layers, so that the substrate and the diamond layer are firmly combined, and sudden change of a thermal quantity and a mechanical quantity on the interlayer interface is avoided. The surface (cold annealing) of the diamond layer is irradiated by the ultra-fast pulse laser beams, thermal stress concentration and lattice defects of the diamond layer can be eliminated, D-D bonds on the surface of the diamond layer can be firmly bonded, cobalt atoms are 'extruded' to the surface of the diamond layer, a rich cobalt layer is removed by polishing, ultra-high surface smoothness is realized, the high-temperature resistance ofthe diamond compact is improved, and the service life of the diamond compact is prolonged.

Disclosed is a sheet feeding device capable of prolonging the durability life span of the retard roller with a simple structure with ease and an image forming apparatus which includes the sheet feeding device. The sheet feeding device includes a feed roller 102 which rotates in a sheet feed direction, a retard roller 103 which is able to rotate in a reverse direction to the sheet feed direction which forms a separation nip portion. A torque limiter 202 which is interposed between a drive shaft 202b and a roller shaft 103b of the retard roller 103 to transfer a predetermined torque of the reverse direction to the retard roller 103; and a speed changing device 301 which is interposed between an output shaft 202a of the torque limiter 202 and the roller shaft 103b to change a magnitude of the predetermined torque transferred to the retard roller 103.

The invention discloses furniture spraying equipment, and belongs to the technical field of spraying. The furniture spraying equipment comprises a fixing frame, wherein a dustproof cover is fixedly installed on one side of the fixing frame, a spraying pump is fixedly installed on the other side of the fixing frame, a plurality of material conveying rollers are in transmission connection with the bottom of the fixing frame, the material conveying rollers are located in the dustproof cover, an opening is formed in the position, corresponding to one side of the fixing frame, of the dustproof cover, and a linear module is fixedly assembled at the position, corresponding to the opening, of one side of the fixing frame. According to the furniture spraying equipment, the relative unfolding radian of a laminating part is adjusted and controlled through the unfolding distance of the laminating part, so that the radian of the wrinkle part on the surface of furniture is effectively adapted; and in addition, a spraying material is atomized through the spraying pump and then is fed into spraying nozzles on the two sides of the bottom of the laminating part, the spraying nozzles are attached to the wrinkle part of the furniture so that the wrinkle part and the arc-shaped surface of the bottom can be subjected to quantity-controlled spraying treatment, the adjusting and adapting capacity of spraying of the wrinkle part is effectively improved, the spraying machining precision and effect are improved, and the use requirements are met.

The invention discloses a dustproof partition device for building construction, and relates to the technical field of buildings. The dustproof partition device comprises a partition mechanism, limiting mechanisms are movably connected to the two sides of the bottom of the partition mechanism, connecting mechanisms are attached to the two sides of the top of the partition mechanism, and dustproof mechanisms are fixedly mounted at the tops of the connecting mechanisms. According to the dustproof partition device, by arranging the limiting mechanisms and the connecting mechanisms, a supporting rod and the bottom of a fence are fixed and limited, a sliding groove in one side of a connecting base slides out of a sliding block on the top of the supporting rod, a third sliding rod is reset and clamped into a third clamping hole, and a connecting rod limits and supports the supporting rod through clamping limiting, so that the stability of clamping and assembling of the fence and the supporting rod can be improved by clamping and limiting the bottom, the top and one side of the supporting rod, the placing and storing portability can be effectively improved through the modular connecting mechanisms and the modular limiting mechanisms, and then the assembling efficiency is remarkably improved while the storing portability is guaranteed; and in addition, the overall limiting and supporting capacity is improved, and the fence fixing safety is guaranteed.

The invention discloses a heating pipe which comprises a protection pipe, a heating element and a fireproof supporting block on the inner bottom surface of the protection pipe, wherein the fireproof supporting block is arranged between the heating element and the protection pipe. According to the invention, by adding the fireproof supporting block inside the protection pipe of the heating pipe to isolate the heating element from the pipe wall of the protection pipe, the heating element is prevented from being in direct contact with the pipe wall of the protection pipe and the condition of local overheating cannot occur to the pipe wall, which is very sensitive to temperature variation, of the protection pipe, so that the service life of the pipe wall of the protection pipe is prolonged, the consumable quantity of the protection pipe is reduced and economy of the integral device is promoted. In addition, the invention also provides a heating pipe installation method. The method can avoid damage to the heating pipe and prolong the service life of the heating pipe.

A board-plank premixing burner port arrangement which increases durability by preventing a large force from being applied to a burner-fixing structure despite accumulated thermal expansion caused by red heat on a burner surface. A burner body unit includes partially cut and stacked plates. The plates form a gas mixture passage and a burner port, are disposed such that cut parts of the neighboring plates intersect one another. The board-plank premixing burner port arrangement has increased combustion efficiency by reducing burner port deformation, and is easily manufactured at a low cost through a simplified installation structure of the burner port.

The invention relates to an integrally-formed hollow-structure Pick racket and a preparation method thereof, and belongs to the technical field of Pick rackets. The hollow cavity shell is filled with the foam core layer, an opening is formed in the hollow cavity shell, and the foam core layer is obtained by conducting heat treatment foaming on a foaming raw material; the method further comprises the following steps that an integrally-formed hollow cavity shell with an opening is obtained through a blow molding technology; the hollow cavity shell is filled with foaming raw materials; the filled hollow cavity shell is subjected to heat treatment, so that the foaming raw materials are foamed, expanded and fused in the shell, and a foam core layer tightly combined with the shell is formed; according to the Pick racket, an adhesive interface existing in a traditional spliced racket is structurally and thoroughly eliminated, the risk of adhesive failure and layering after long-term use or damp is fundamentally avoided, the structural integrity of the racket is greatly improved, and the durable life of the racket is greatly prolonged.

The invention discloses a center device with a hardness-strengthened conical cusp. The center device is provided with a center handle and a center combined with the center handle. The center is provided with the conical cusp in a conical tip shape. The PVD film coating technology is adopted for depositing a thin film shaped coating film layer on the surface of the conical cusp; by means of the coating film layer with the high hardness, high abrasion resistance and high corrosion resistance, the hardness and the abrasion resistance of the conical cusp are greatly improved, the durable service life of the conical cusp is greatly prolonged, and the requirement of a tool machine for high-rotating-speed machining can be sufficiently met.

The present invention relates to a turbine wheel of an automotive turbocharger, including a Ni-based alloy having a composition which contains, in terms of mass %: C: 0.08 to 0.20%; Mn: 0.25% or less; Si: 0.01 to 0.50%; Cr: 12.0 to 14.0%; Mo: 3.80 to 5.20%; Nb+Ta: 1.80 to 2.80%; Ti: 0.50 to 1.00%; Al: 5.50 to 6.50%; B: 0.005 to 0.015%; Zr: 0.05 to 0.15%; and Fe: 0.01 to 2.5%, with the remainder being Ni and unavoidable impurities, in which the turbine wheel includes a wing part and a shaft part, and a size of γ′ phase in each site of from a tip of the wing part to the shaft part is structure-controlled so as to fall within a range of from 0.4 to 0.8 μm.

The invention discloses a high-strength concrete-filled steel tube pile, which specifically relates to the technical field of concrete-filled steel tubes. A first anode ring is fixedly connected in the fixing ring, a second anode ring is fixedly connected in the second fixing ring, both the first anode ring and the second anode ring are attached to the steel pipe, and the inner cavity of the steel pipe is The sides are fixedly connected with a card seat, and the bottom of the inner cavity of the card seat is fixedly connected with a positioning column. By arranging the pipe body, the first fixing ring and the second fixing ring, the present invention exhibits good seismic performance, and the first anode ring and the second anode ring are used as protective electrodes to delay the corrosion rate of the whole steel pipe, which is different from the prior art. Compared with the overall extension of the corrosion resistance and seismic resistance of the concrete filled steel tube of the building foundation, the overall strength of the steel tube is improved, and the safety performance of the building is greatly improved.

The present invention discloses a heat treatment device for gear processing and a heat treatment process thereof, which belongs to the field of heat treatment technology, and includes a base, and a fixing frame is connected to the top of the base. In the present invention, the centering distance of the laser heat treatment mechanism can be adjusted by a trajectory control mechanism. Compared with the traditional quenching equipment, the synchronous heating of the gear tooth gap can be adapted by adjusting the gap distance, thereby improving the quenching uniformity during heat treatment, and at the same time, the relative cutting angles of multiple groups of laser heat treatment mechanisms on the circumferential side and the gear can be synchronously adjusted, and the main body of the laser quenching mechanism can be rotated and polarized relative to the gear during the quenching process to increase the quenching range, thereby avoiding the influence of uneven heating between the gear tooth gaps on the overall durability and strength of the gear, improving the uniform quenching effect of the gear heat treatment processing, and improving the strength and durability of the gear.

The invention discloses a high-temperature-resistant anti-cracking power cable, and relates to the technical field of cables, the high-temperature-resistant anti-cracking power cable comprises a cable core, a protection assembly is arranged on the surface of the cable core, the cable core comprises a plurality of rubber rings and steel sheets, the rubber rings are uniformly distributed on the surface of the cable core and provide flexibility and anti-cracking capability for the cable, and the steel sheets enhance the structural strength of the cable. The protection assembly is sleeved with a fiber corrugated pipe, the stability of the cable during bending is guaranteed, meanwhile, the heat dissipation performance is enhanced, the outer layer insulation sleeve is made of a cross-linked polyethylene material, the excellent electrical insulation performance is provided, and the assembly assembly is a system composed of two assembly rings, a limiting ring, a reset spring and a top ring, so that the cable can be stably fixed during connection, and the service life of the cable is prolonged. The reset spring provides necessary elasticity for the limiting ring, and the design of the trigger inclined surface between the top ring and the assembly ring ensures that the limiting ring can effectively extend out and complete fixation in the connection process, so that the mechanical strength and durability of the cable are improved, and the safety and stability of the cable in a high-temperature environment are ensured.

The invention discloses an assembly type glass partition capable of quickly replacing a glass panel, and belongs to the technical field of assembly type buildings. The assembly type glass partition capable of quickly replacing the glass panel comprises the glass panel, partition main bodies are movably connected to two sides of the glass panel through limiting mechanisms, supporting mechanisms arearranged on two ends of one side of the glass panel in an attached mode, and the supporting mechanisms are attached to one side of each partition main bodies. According to the assembly type glass partition capable of quickly replacing the glass panel, the durable life of the glass panel is remarkably prolonged through supporting and energy absorption, assembling can be quickly carried out on theglass panel, a limiting angle block and one side of the glass panel can be extruded and fixed, the L-shaped limiting angle block can carry out coating on the glass panel, the impact resistance abilityof corners is improved, assembling can be carried out without using tools, the fixing stability of the glass panel is guaranteed, the supporting capacity is remarkably improved through multi-point supporting and energy absorption on the two sides, the assembling efficiency is improved, and the working difficulty of workers is reduced.

The invention discloses a functional ceramic and its production equipment and production method, belonging to the technical field of functional ceramics, comprising a firing seat, four corners of the bottom of the firing seat are fixedly connected with supporting legs, and several inner cavities of the firing seat are two Both sides are provided with a chute, and a slider is slidably connected in the chute, and a lifting seat is fixedly connected between the sliders on both sides, and a spring is fixedly connected to both sides of the bottom of the lifting seat. The bottom of the inner cavity of the manufacturing seat is fixedly connected, and the bottoms of several inner cavities of the firing seat are all embedded with threaded caps. In the present invention, the position of the support pin seat can be adjusted by setting the threaded column and the threaded cap to match the height and weight of the green embryo. By setting the clamping seat and the block, it is convenient for the support pin to be replaced after firing. By setting the dissolving layer and the The glaze can melt the contact surface after firing, and recoat the glaze on the bottom of the green body to ensure the integrity of the glaze on the bottom of the functional ceramics, and improve the durability and corrosion resistance.

The invention discloses a graphene feed liquid deacidification method and device, and belongs to the technical field of graphene production, wherein the graphene feed liquid deacidification method specifically comprises the following steps: S101, feeding to-be-treated graphene feed liquid into a storage tank for preliminary precipitation; S102, removing impurities from the bottom of the precipitated graphene feed liquid, pressurizing the graphene feed liquid through a pressurizing pump, and feeding the graphene feed liquid into ceramic membrane equipment; and S103, carrying out nanofiltration filtration deacidification on the graphene feed liquid entering the ceramic membrane equipment through a ceramic membrane, and fully filtering to obtain a ceramic membrane concentrated solution. According to the method, the graphene feed liquid is subjected to ceramic membrane deacidification, the ceramic membrane concentrated solution is obtained, the molecular weight cutoff of a ceramic membrane used in the ceramic membrane deacidification is 10-50 nm, the pressure intensity of the ceramic membrane deacidification is 0.3-0.6 MPa, and the content of sulfuric acid in the concentrated solution treated through the ceramic membrane is greatly reduced; and through effective concentration and filtration of the graphene feed liquid, the operation time is shortened, the water consumption is reduced, and the production cost is reduced.

The present invention discloses a protective air compressor with a quick-release noise isolation mechanism and a quick-release method, which belongs to the technical field of air compressors, and includes a protective shell, and rollers are provided at the four corners of both sides of the protective shell, and the two sides of the inner cavity of the protective shell are movably connected with the air compressor body through a clamping mechanism, and one side of the air compressor body is connected with a direction adjustment mechanism, and the top of the direction adjustment mechanism is connected with an air intake mechanism, and a junction box is provided on the top of the protective shell. In the present invention, multi-stage silencing and deceleration are performed through multiple slides with different inner diameters, and the decelerated air can enter the air intake bend on one side through the muffler shell and be refracted and noise reduced through the arc-shaped muffler plate on one side. The flow rate and impact pressure of the direct-blowing air are reduced through the cooperation of the air intake bend, and the impact of the high air flow rate on the inlet guide vane is avoided, and the surge noise of the inlet guide vane is reduced. The noise generated when the air compressor body is pumped and inhaled can be reduced, and the durability of the muffler pipe and the inlet guide vane in the air compressor body can be effectively improved.

The invention discloses a full-biodegradable paper-plastic composite paper cup and a preparation method thereof. The preparation method of the full-biodegradable paper-plastic composite paper cup comprises the following steps: (1) adding modified konjac glucomannan, beewax, PHA, glycerol and Tween 80 into deionized water, heating and stirring to obtain a composite film solution; and (2) coating the surface of a food-grade paperboard with the composite film liquid through a coating machine, drying, cutting, and preparing the paper cup, so as to obtain the full-biodegradable paper-plastic composite paper cup. The composite paper cup obtained by the method has excellent full biodegradability, mechanical property and hydrophobicity, and a sample is tested according to a standard, the hydrophobic angle is 151.3 degrees, and the relative biological decomposition rate is greater than or equal to 90%.

The invention discloses furniture spraying equipment, which belongs to the technical field of spraying, and comprises a fixed frame, a dust cover is fixedly installed on one side of the fixed frame, a spray pump is fixedly installed on the other side of the fixed frame, and a spray pump is fixedly installed on the bottom of the fixed frame. The transmission is connected with a plurality of conveying rollers, and the conveying rollers are located in the dust-proof cover. The dust-proof cover is provided with an opening corresponding to one side of the fixing frame, and a straight line is fixedly installed on one side of the fixing frame corresponding to the opening. mod. In the present invention, the relative unfolding radian of the fitting parts is regulated by the distance between the fitting parts to effectively adapt to the curvature of the folds on the surface of the furniture, and the spraying material is atomized by the spray pump and then sent to the bottom of the fitting parts for spraying. In the nozzle, the spraying nozzle realizes the controlled spraying treatment of the folds and the curved surface of the bottom by bonding with the folds of the furniture, which effectively improves the adjustment and adaptability of the spraying of the folds, improves the precision and effect of the spraying process, and meets the needs of use.

The present invention discloses a device, method and blood collection box for adaptively guiding puncture with an ultrasonic probe, so as to solve the problem that the pressing force of the ultrasonic probe cannot be adaptively adjusted and affects the quality of the ultrasonic image. The device includes an ultrasonic probe, an ultrasonic probe support assembly, a screw module, a drive motor and a control chip; the ultrasonic probe support assembly has a built-in pressure sensor above the non-detection end of the ultrasonic probe; the pressure sensor feeds back the pressure information to the control chip in real time, and determines whether the surface extrusion force exceeds the pressure setting threshold through the code to control the drive motor. The blood collection box including the device first obtains the optimal puncture area through a near-infrared camera and computer image processing, and then obtains the pressure information of the ultrasonic probe through the control chip to ensure that a high-quality ultrasonic image is obtained, thereby guiding the puncture with high precision. The mechanical operating end of the present invention can meet the puncture requirements of multiple puncture areas, while reducing the difficulty of control operation.

The invention discloses a digital pressure gauge, and belongs to the technical field of measuring equipment. The digital pressure gauge comprises an assembly box, the bottom of the assembly box is communicated with an inner core pipe, the outer side wall of the inner core pipe is fixedly provided with a connecting flange, the top of the assembly box is provided with a pressure assembly, the top of the pressure assembly is movably connected with a protection assembly, and the inner cavity of the assembly box is movably connected with a clamping part. In the invention, a pressure medium can be collected and drained to a bottom pressure relief pipe through a liquid storage tank in the inner cavity of a liquid collection tank shell and enters the protection assembly, so that the front end of a protection shell and a pressure gauge body are prevented from being damaged due to impact, and emergency protection after the pressure gauge body is broken due to the fact that the pressure medium exceeds a threshold value is realized, impact damage caused by direct splashing of a pressing medium to the external environment is avoided, the emergency response time during leakage is provided, emergency evacuation or first-aid repair rescue of workers is facilitated, and then the use protection safety can be effectively improved.