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35results about How to "Solve the problem of breaking" patented technology
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Ropeless type built-in shutter hollow glass
InactiveCN102900346ASolve looseSolve the problem of breakingDoor/window protective devicesMagnetEngineering
The invention discloses a piece of ropeless type built-in shutter hollow glass which comprises a frame, a piece of glass, a turnover control magnet, an elevation control magnet, shutter blades, an elevating mechanism, an elevating rod, a position screw and a turnover mechanism, wherein the positioning screw is used for positioning through holes in the shutter piece; the elevating rod is installed on the positioning screw; the elevation of the shutter blades is driven by the elevating rod; the elevation of the elevating rod is driven by the elevation control magnet, so that the elevation of a shutter is driven; a positioning pulley is additionally arranged on the elevating mechanism and a positioning iron bar is arranged on the operation track of the positioning pulley; and an elevating iron bar is arranged on the operation track of the elevating pulley so as to maintain that the elevating rod is always at a position parallel to the positions of the shutter blades. The positioning screw and the elevating rod take the place of an elevating rope, so that the problem that the elevating rope is loosened or snapped when the shutter is elevated is thoroughly solved, and further, the popularization and the use of the built-in shutter hollow glass are facilitated.
Owner:俞焱文
Aluminum alloy guide line monofilament axial stress fatigue test clamps and clamping method thereof
PendingCN106323741AImprove test accuracyPerfect clamping methodMaterial strength using tensile/compressive forcesLife testingLow symmetry
The invention discloses an aluminum alloy guide line monofilament axial stress fatigue test clamps and a clamping method thereof, and belongs to the technical field of high cycle fatigue tests of an aluminum alloy guide line monofilament. A total of two groups of the clamps is provided; each group of clamps is composed of two single-sheet clamps, and the thickness of the single-sheet clamps is 2-5 times of the diameter of a guide line monofilament; each single-sheet clamp is provided with a semi-cylindrical groove; the surface of the semi-cylindrical groove of each clamp and a clamping end of a to-be-tested aluminum alloy monofilament are respectively subjected to shot blasting treatment; during clamping, the clamping end of the guide line monofilament is inserted into the semi-cylindrical grooves of the clamps, then the two groups of the clamps are clamped into a fatigue machine in a upper-and-lower symmetry manner, and the upper part and the lower part of the aluminum alloy guide line monofilament are guaranteed to be parallel to the loading axis direction; fatigue test parameters are set, and a fatigue test is carried out. With adopting of the clamps and the clamping method thereof, the fatigue life test precision of the aluminum alloy guide line monofilament is improved to a greater extent.
Owner:INST OF METAL RESEARCH - CHINESE ACAD OF SCI +1
Flexible printed circuit board of flat panel display device
ActiveCN101820722AReduce stressSolve the force problemPrinted circuit detailsStatic indicating devicesEngineeringFlat panel display
The invention discloses a flexible printed circuit board of a flat panel display device, comprising a chip region, an array substrate side lead region and a driving circuit board side lead region, wherein the array substrate side lead region has a crimping region, an S / R covering region and an exposing region; and leads in the exposing region and the crimping region have an included angle which is not zero or 180 degrees; and the included angle can be a obtuse angle capable of tapering from the middle to the two sides. The invention effectively solves the problem of lead cracking or fracturing due to stress by forming slant leads in the exposed region of the flexible printed circuit board so as to decrease the stress of the leads.
Owner:BOE TECH GRP CO LTD +1
Winding type L-shaped soft package battery and preparation method thereof
InactiveCN106384839ASolve the strainSolve the problem of breakingFinal product manufactureSecondary cellsEngineeringFold-forming
The invention discloses a winding type L-shaped soft package battery and a preparation method thereof. The winding type L-shaped soft package battery comprises a packaging case and a winding body, wherein the winding body is arranged in the packaging case; the winding body comprises two positive electrode sheets, two negative electrode sheets, positive lugs, negative lugs and a diaphragm; the two positive electrode sheets are respectively welded on the positive electrode lugs; the two negative electrode sheets are respectively welded on the negative electrode lugs; the positive electrode sheets and the negative electrode sheets are separated through the diaphragm and are mutually wound and formed. The welding mode of the positive electrode sheets and the negative electrode sheets is regulated, so that the whole positive and negative electrode sheet is divided into two positive and negative electrode sheets with gaps; the gap between the two electrode sheets is used for solving the problem of pulling damage or pulling fracture on the battery inside electrode sheet due to battery angle folding forming. By regulating the case punching mode of the packaging case, the gap position of the first installing groove and the second installing groove on the packaging case is used for performing angle folding forming; the packaging case damage during the 90-degree angle folding can be avoided, so that the quality of the manufactured L-shaped battery can be ensured.
Owner:EVE ENERGY CO LTD
Rotary welding tool for friction welding and welding method
ActiveCN110524105ASolve easy wear and tearSolve the problem of breakingNon-electric welding apparatusButt jointSpot welding
The invention relates to a rotary welding tool for friction welding and a welding method, which achieve welding by friction of a rotary welding tool on the surface of a workpiece. The welding tool forrealizing the friction welding method consists of a core material and a support body. The core material is a consumable material and is composed of a cylinder or a prism made of the same material asa to-be-welded material. One end of the support body is sleeve-shaped and is in close fit with the core material; and the other end is a common knife handle connected with a motor spindle. The supportbody is a non-consumable part, and the material strength of the support body is higher than that of to-be-welded materials. Compared with common linear friction welding and rotary friction welding, butt joint, lap joint and spot welding of plates can be welded through mutual friction of homogeneous materials, and the friction welding method is not limited to workpieces with specific section shapes any more. Compared with common friction stir welding, a non-consumable stirring tool is not needed to serve as a welding tool any more, and the problem that a stirring head is prone to abrasion andbreakage is fundamentally solved.
Owner:NORTHWESTERN POLYTECHNICAL UNIV
Reversing valve structure of hydraulic breaking hammer
PendingCN112780624AAvoid nowhereSolve the problem of breakingServomotor componentsFluid-pressure actuator componentsCylinder blockMechanical engineering
Owner:TAIZHOU BEILITE MASCH CO LTD
Preparation method of ultrahigh molecular weight polyethylene composite tube compactly lined with glass fiber reinforced plastic
InactiveCN103240881AThere is no phenomenon that the flange is pulled and damagedSolve the problem of breakingTubular articlesGlass fiberPolymer science
The invention discloses a preparation method of an ultrahigh molecular weight polyethylene composite tube compactly lined with glass fiber reinforced plastic. The method comprises the following steps of: firstly, selecting a glass reinforced plastic tube according to the demand of the client; secondarily, preparing the ultrahigh molecular weight polyethylene tube; thirdly, retracting the ultrahigh molecular weight polyethylene tube to the glass reinforced plastic tube; fourthly, after the ultrahigh molecular weight polyethylene tube is retracted to the glass reinforced plastic tube, rebounding the whole tube in a high temperature oasthouse so as to compactly combine the two tubes; and fifthly, heating the ultrahigh molecular weight polyethylene composite tube extending at both ends by an electric heating ring, flanging and treating the end faces. The ultrahigh molecular weight polyethylene composite tube compacted lined by adopting the glass reinforced plastic tube as a mother tube replaces the steel tube of a common composite tube, so that the integral weight of the tube is lightened, and the tube is more convenient to install. When the tube is affected by external temperature, in particular low temperature, and the shrinkage ratios of the two different materials are relatively approximate, so that the condition that the orifice of the ultrahigh molecular weight polyethylene tube lined is broken is avoided, thereby prolonging the service life of the product.
Owner:扬州金鑫管业有限公司
Washing machine for conveniently separating granules of different granularities in solution
ActiveCN103170174AReduce lossesAvoiding Leakage ProblemsStationary filtering element filtersViscous liquidEngineering
The invention relates to a washing machine for conveniently separating granules of different granularities in a solution. The washing machine is characterized in that a main body part comprises a stirring device, a washing chamber, a filtering bag, a support frame, a heating jacket, an insulating layer, a filtering net, a support isolating grid, a micro granule collecting chamber and a discharge valve; the washing chamber and the micro granule connecting chamber are connected together in a welding mode; washed granules are put into the filtering bag which is expanded by the support frame; the filtering net is put on the filtering net; not only can viscous liquid be adhered to the surface of the granules washed off by a washing agent, but also small granules adhered to the surfaces of large granules are separated in time, and micro granules of which the diameters are smaller than the apertures of the filtering bag and the filtering net can penetrate through the holes and deposited into the micro granule collecting chamber, so that the sediment is not easy to arise to cover the surface of the large granules, the situation that the granules of different granularities are not thoroughly separated in the conventional method is avoided, the washing and separation effects are greatly improved, and a product can be conveniently taken out.
Owner:NANTONG BAICHUAN NEW MATERIAL CO LTD +1
Reinforced aluminium alloy compressive cable
InactiveCN105405508AHigh tensile strengthSolve the problem of breakingFlexible cablesFlexible conductorsInsulation layerElectrical conductor
The invention discloses a reinforced aluminium alloy compressive cable. The reinforced aluminium alloy compressive cable comprises a tubular aluminium alloy conductor; a carbon fibre composite reinforced core is arranged in the centre of the tubular aluminium alloy conductor; a thin copper strip is arranged between the carbon fibre composite reinforced core and the tubular aluminium alloy conductor; an insulation layer is wrapped outside the tubular aluminium alloy conductor in an extruded manner; a single-wire layer, which is formed by a plurality of conductive single wires in a parallel winding manner, is wound outside the insulation layer; a buffer layer and an outer sheath are lapped outside the single-wire layer; and a metal compressive tube is also arranged between the buffer layer and the outer sheath. The reinforced aluminium alloy compressive cable disclosed by the invention is high in compressive strength and mechanical strength, good in moisture resistance, sealing performance and flexibility, low in cost and long in service life.
Owner:JIANGSU LONG E CABLE
Saw blade leveling type clamping-installation bone sawing machine with sliding plate for feeding
ActiveCN103518821AReduce laborSolve the problem of easy deviation and derailmentMeat holding apparatusLeveling mechanismDrive shaft
The invention discloses a saw blade leveling type clamping-installation bone sawing machine with a sliding plate for feeding. The clamping-installation bone sawing machine comprises a workbench, a machine frame, a saw blade, guide rails and the feeding sliding plate. The guide rails are arranged on the workbench, the feeding sliding plate is arranged on the guide rails through pulleys arranged at the bottom of the feeding sliding plate, and a through groove where the saw blade can penetrate through is formed in the plate face of the feeding sliding plate. Sliding grooves are formed in the two sides of the feeding sliding plate, adjusting lead screws are arranged in the sliding grooves, sliding seats are arranged on the adjusting lead screws and located in the sliding grooves, and a bone clamp is hinged to each sliding seat and can rotate horizontally relative to the sliding seat. The two sides of the upper portion of the machine frame are respectively provided with a leveling mechanism of a driven shaft. Due to the fact that the bone clamps are arranged on the sliding seats and can rotate horizontally relative to the sliding seats, the relative position of the bone clamps on the two sides can be adjusted, and therefore bones in different shapes can be clamped. Due to the fact that the vertical sliding grooves, sliding blocks and leveling bolts are additionally arranged on the machine frame, the levelness of the driven shaft can be adjusted through adjustment of the leveling bolts, and therefore the problem that the saw blade is prone to deviation or being pulled broken is solved.
Owner:韩小兵
Automobile high-voltage wiring harness wire-passing protection structure
InactiveCN112636282ASolve the problem of airtightnessSolve the waterproof problemElectrical apparatusElectric/fluid circuitWater leakCable harness
The invention belongs to an automobile high-voltage wiring harness wire passing protection structure. The automobile high-voltage wiring harness wire passing protection structure comprises a rubber component, a waterproof sealing ring, wiring harness sleeves and an automobile body component; the upper face of an installation part of the rubber component is matched with the automobile body component; the waterproof sealing ring is arranged at the matched position of the rubber component and the automobile body component; and the plurality of wire harness sleeves are fixedly connected to the middle part of the rubber component. The automobile high-voltage wiring harness wire-passing protection structure is characterized in that a metal plate component is tightly attached to the lower surface of the installation part of the rubber component and is connected to theautomobile body component through a threaded fastener. With the automobile high-voltage wiring harness wire-passing protection structure of the invention adopted, the problems that the an automobile body is insufficient in strength, is inconvenient to assemble, and has increased reliability risk points can be solved, and the problems of air leakage and water leakage caused by untight sealing of the rubber component and the automobile body, the problem that the wiring harness sleeves are snapped and the problem the rubber component is disengaged from the automobile body can also be solved.
Owner:CHONGQING CHANGAN AUTOMOBILE CO LTD
Safety protection and antitheft limiting emergency stop device of roller blind of greenhouse
InactiveCN104920116AProtection securitySolve the problem of breakingClimate change adaptationGreenhouse cultivationAutomatic controlGreenhouse
The invention belongs to an automatic control system, and particularly relates to a safety protection and antitheft limiting emergency stop device of a roller blind of a greenhouse. The safety protection and antitheft limiting emergency stop device of the roller blind of the greenhouse comprises a greenhouse wall (9), a greenhouse surface (10), a reel roller blind (8), a roller blind rope (7), roller blind shafts (11) and greenhouse upright shafts (2), wherein a frame-shaped antitheft device shell (6) is fixedly arranged at the edge of the top of the greenhouse surface (10); a bolt (6-1) is arranged on a right border of the antitheft device shell (6); a microswitch (6-2) is arranged on a border of the bottom of the bolt (6-1); an antitheft device shell door (4) is movably arranged on the front surface of the antitheft device shell (6); a limiting device (5) is arranged in the antitheft device shell (6); and a protection device (3) is arranged on the roller blind shaft (11) on the right side of each greenhouse upright column (2). By the safety protection and antitheft limiting emergency stop device of the roller blind of the greenhouse, safety of an operator can be guaranteed well; by the limiting module, the safety protection and antitheft limiting emergency stop device is easy and convenient to operate; and the whole device is simple in structure, easy to mount and convenient to operate, and is safe and reliable.
Owner:BEIJING ZHONGTIAN XILONG AGRI TECH DEV +1
Magnetic suspension
InactiveCN102358125ASolve large, fatigue-prone injuriesSolve the problem of breakingResilient suspensionsMagnetic tension forceElectrical polarity
The invention discloses a magnetic suspension solving the technical problems of large quantity of consumed material, complex structure and easiness in fatigue and damage of the traditional vehicle suspension. The magnetic suspension comprises a vehicle beam (1) and carriage axles (3), wherein a suspension (2) is arranged on the carriage axles (3), a guide sleeve (6) is fixedly arranged on the suspension (2), two permanent magnets (6) with opposite polarities are arranged in the guide sleeve (8) and arranged on the bottom of the guide sleeve (8), one permanent magnet is movably arranged above the other permanent magnet, guide pillars (5) are fixedly arranged under the vehicle beam (2), the lower ends of the guide pillars (5) are movably arranged on the permanent magnets (6) in the guide sleeve (8). The magnetic suspension has the advantages of simple structure and convenience for maintenance, realizes elastic connection by adopting a magnetic material and using a magnetic force, and solves the difficulties of large quantity of consumed steel materials, and easiness in fatigue and damage as well as fracture.
Owner:英洛华科技股份有限公司
Stirrer blade and preparation method of the stirrer blade
PendingCN112844094AGood resistance to abrasive wearExcellent anti-abrasive wear performanceRotary stirring mixersTransportation and packagingManufacturing engineeringMechanical engineering
The invention relates-the technical field of stirrer accessories, in particular to a stirrer blade and a preparation method of the stirrer blade, and the stirrer blade comprises a tough matrix, a wear-resistant part and a wear-resistant layer, wherein a plurality of forming holes are formed in the tough base body, and wear-resistant parts are arranged in the forming holes; and the wear-resistant layer covers the surfaces of the tough matrix and the wear-resistant part. Therefore, the wear-resistant part and the wear-resistant layer have certain hardness, namely good wear resistance, and the tough base body has certain toughness, so that the toughness of the tough base body makes up the brittleness of the wear-resistant part and the wear-resistant layer, and complementary advantages are achieved, namely, the overall impact toughness of the stirrer blade is high, and the problem of fracture in application is solved; and the lubricating oil has good abrasive wear resistance.
Owner:河北久通耐磨防腐管道有限公司
Motor
InactiveCN1941571AResolve compressionSolve the load problemManufacturing dynamo-electric machinesEngineeringAir core
The present invention provides a motor for overcoming a problem that windings are disconnected when a pressure (load) is applied to the windings in air core coils. A disconnection preventing member (6) is provided, and formed with an escaping section (6a) for escaping the winding (33a) in a drawing section (33c) of the air core coils (33, 34) between end faces of stator cores (31, 32) and the air core coils (33, 34). Since the windings (33a, 34a) located in the drawing section (33c) of the air core coils (33, 34) are drawn from the escaping section of the disconnection preventing member (6) when the air core coils (33, 34) are fitted into the stator cores (31, 32), the problem that the windings (33a, 34a) are compressed between the end faces of the stator cores (31, 32) and the air core coils (33, 34), the nonuniform pressure (load) is applied and the disconnection occurrence can be overcomed.
Owner:SANKYO SEIKI MFG CO LTD
Automatic squid fishing equipment
The invention discloses automatic squid fishing equipment. The provided automatic squid fishing equipment can effectively solve the problem that in the squid fishing process of squid fishing equipmentin the prior art, due to the fact that adjacently-distributed fishing lines are entangled, the fishing lines are snapped. The automatic squid fishing equipment comprises a fishing line entanglement prevention device and a plurality of squid fishing machines arranged on a fishing boat; each squid fishing machine comprises a take-up roller, a front line guiding wheel, a fishing line wound on the take-up roller and a motor used for driving the take-up roller to rotate; the fishing line entanglement prevention device comprises a support, a plurality of balance weight traction rods, and a plurality of vertical isolation cylinders arranged on the support; the support is hung below the fishing boat through a connecting rope; the vertical isolation cylinders correspond to the squid fishing machines in a one-to-one mode; the fishing lines of the squid fishing machines penetrate through the corresponding vertical isolation cylinders; the balance weight traction rods correspond to the squid fishing machines in a one-to-one mode; the upper ends of the balance weight traction rods are fixed to the tail ends of the fishing lines; and the balance weight traction rods are hung on the fishing lines of the corresponding squid fishing machines.
Owner:MARINE FISHERIES RES INST OF ZHEJIANG
An automatic squid fishing device
Owner:MARINE FISHERIES RES INST OF ZHEJIANG
K-shape slipping rail fastener
The invention relates to a K-shape slipping rail fastener which is composed of a rail-fastening plywood (2), an anchor bolt (3), a spring washer (5) and a cushion plate (4); the K-shape slipping rail fastener is characterized in that: a round hole groove is arranged at the position of a flange of the rail-fastening plywood, a plurality of rolling balls (6) are filled in the hole groove, and the rolling balls are exposed to the flange surface of the rail-fastening plywood for 3-5mm, and the rail-fastening plywood tightly presses the steel rail by the rolling balls. The rolling balls can be combined in multiple ways or a row of rolling ball chain can be formed. The K-shape slipping rail fastener is suitable for the fixation of seamless track steel rails for paving bridges.
Owner:EAST CHINA JIAOTONG UNIVERSITY
Flat copper wire pulling device for FFC
The invention discloses a flat copper wire pulling device for an FFC. The flat copper wire pulling device comprises a wire drawing rack and a plurality of wire drawing wheel sets, wherein all the wiredrawing wheel sets are arranged in the wire drawing rack; each wire drawing wheel set comprises two wire drawing wheels; a wire drawing eye mold is arranged between the two wire drawing wheels of each wire drawing wheel set; each wire drawing eye mold is provided with a penetrating through hole for wire drawing of a metal conductor; the metal conductor sequentially passes through all the wire drawing wheel sets; the metal conductor in each wire drawing wheel set sequentially passes through one wire drawing wheel, one wire drawing eye mold and the other wire drawing wheel; the diameters of thepenetrating through holes of the wire drawing eye molds of the wire drawing wheel sets are sequentially reduced according to the sequence of the metal conductor penetrating through the penetrating through holes; a cooling device is arranged above the wire drawing eye molds; and the cooling device is used for cooling the metal conductor by using cooling liquid. According to the flat copper wire pulling device for the FFC, the problems that the heat generated during wire pulling is too great and a wire is easy to break are solved.
Owner:佛山市顺德区禾惠电子有限公司
Greenhouse roller shutter safety protection anti-theft limit emergency stop device
InactiveCN104920116BProtection securitySolve the problem of breakingClimate change adaptationGreenhouse cultivationAutomatic controlGreenhouse
The invention belongs to an automatic control system, and particularly relates to a safety protection and antitheft limiting emergency stop device of a roller blind of a greenhouse. The safety protection and antitheft limiting emergency stop device of the roller blind of the greenhouse comprises a greenhouse wall (9), a greenhouse surface (10), a reel roller blind (8), a roller blind rope (7), roller blind shafts (11) and greenhouse upright shafts (2), wherein a frame-shaped antitheft device shell (6) is fixedly arranged at the edge of the top of the greenhouse surface (10); a bolt (6-1) is arranged on a right border of the antitheft device shell (6); a microswitch (6-2) is arranged on a border of the bottom of the bolt (6-1); an antitheft device shell door (4) is movably arranged on the front surface of the antitheft device shell (6); a limiting device (5) is arranged in the antitheft device shell (6); and a protection device (3) is arranged on the roller blind shaft (11) on the right side of each greenhouse upright column (2). By the safety protection and antitheft limiting emergency stop device of the roller blind of the greenhouse, safety of an operator can be guaranteed well; by the limiting module, the safety protection and antitheft limiting emergency stop device is easy and convenient to operate; and the whole device is simple in structure, easy to mount and convenient to operate, and is safe and reliable.
Owner:BEIJING ZHONGTIAN XILONG AGRI TECH DEV +1
A rotary squid automatic fishing machine
The invention discloses a rotary squid automatic fishing machine, which aims to provide a squid fishing equipment in the prior art that can effectively solve the problem of entanglement of adjacently distributed fishing lines during squid fishing. A rotary squid automatic fishing machine that solves the problem of broken fishing line. It includes an anti-fishing line entanglement device, a frame, a take-up drum that rotates on the frame, a leading wire pulley, a fishing line wound on the take-up drum, and a motor for driving the take-up drum to rotate. Bypassing the leading wire reel, a number of squid hooks are arranged on the fishing line. The anti-fishing line entanglement device includes an upper bracket, a lower bracket, a connecting rope connecting the upper bracket and the lower bracket, a counterweight draw bar and a vertical hook arranged on the lower bracket. The isolation cylinder, the upper bracket is fixed on the squid fishing boat, the lower bracket is suspended in the water below the fishing boat through the connecting rope, the fishing line passes through the corresponding vertical isolation cylinder, the upper end of the counterweight drawbar is fixed on the end of the fishing line, and the counterweight Drawbar hangs from fishing line.
Owner:MARINE FISHERIES RES INST OF ZHEJIANG
Ultra-deep vertical shaft large-tonnage lifting system jam buffering device
ActiveCN108975122AIncrease the appropriate buffer distanceSolve the problem of breakingElevatorsMine liftsFixed bearingGear wheel
Disclosed is an ultra-deep vertical shaft large-tonnage lifting system jam buffering device. End jam buffering devices are added at two ends of steel cable tension automatic-balance mechanisms and each comprises end buffering modules and end fixing modules; the end buffering modules and the end fixing modules are respectively mounted on shafts of the steel cable tension automatic-balance mechanisms at two ends; each end buffering module comprises a buffer bearing pedestal, a limit block, a buffer block and a stop block sequentially mounted on the shaft of the steel cable tension automatic-balance mechanism at one end; each end fixing module mainly comprises a fixing bearing pedestal and a fixing block mounted on the shaft, the fixing bearing pedestal is connected with a transmission gear through an adjusting bolt, and the fixing block is arranged between the transmission gear and the fixing bearing pedestal; before rotation of the shaft, a distance is reserved between the stop block and the buffer block on the transmission gear adjacent to the stop block. The ultra-deep vertical shaft large-tonnage lifting system jam buffering device can prevent the steel cables from being broken by pulling when the ultra-deep vertical shaft large-tonnage lifting system is in a jam accident.
Owner:CHINA UNIV OF MINING & TECH
A method of encapsulating an LED light source
Owner:厦门多彩光电子科技有限公司
Geocell and its construction method
Owner:中国建筑土木建设有限公司
K-shape slipping rail fastener
The invention relates to a K-shape slipping rail fastener which is composed of a rail-fastening plywood (2), an anchor bolt (3), a spring washer (5) and a cushion plate (4); the K-shape slipping railfastener is characterized in that: a round hole groove is arranged at the position of a flange of the rail-fastening plywood, a plurality of rolling balls (6) are filled in the hole groove, and the rolling balls are exposed to the flange surface of the rail-fastening plywood for 3-5mm, and the rail-fastening plywood tightly presses the steel rail by the rolling balls. The rolling balls can be combined in multiple ways or a row of rolling ball chain can be formed. The K-shape slipping rail fastener is suitable for the fixation of seamless track steel rails for paving bridges.
Owner:EAST CHINA JIAOTONG UNIVERSITY
Hydraulic clamp for electro-hydraulic servo fatigue testing machine
PendingCN113237741ASolve the problem of breakingReduce the probability of breakageMaterial strength using repeated/pulsating forcesPhysicsFatigue testing
Owner:INST OF METAL RESEARCH - CHINESE ACAD OF SCI
Geocell and construction method thereof
The invention relates to a geocell and a construction method thereof. The geocell comprises a plurality of stripes and micro-pile structures for connecting adjacent stripes, wherein every two adjacent stripes are partially attached to form a joint node, the part, between every two adjacent joint nodes, of each stripe forms a cell side wall, and one cell is defined by four cell side walls through the corresponding joint nodes; each micro-pile structure comprises a first columnar body and a second columnar body which are attached to two sides of each joint node, and the first columnar body, the second columnar body and the joint node are welded into an integral structure. By arranging the micro-pile structures at the joint nodes of the geocell, the inter-stripe welding area is increased, and the peel strength of weld nodes is improved, so that the structure of the geocell is more stable. Further, with adoption of the micro-pile structures, the area of contact with soil mass is increased, frictional resistance is increased, constraining force for the soil mass is increased, and accordingly, deformation and settlement of a subgrade are reduced.
Owner:中国建筑土木建设有限公司
Paper rolling device of cylinder roll paper
The paper rolling device includes one core tube feeding guide unit, one roll conveying unit and one clamping oscillation arm-roller combination. The roll conveying unit includes one feeding oscillation arm, one rolling wheel set and one rolling guide mechanism. The rolling operation includes applying adhesive to the core tube, conveying to the roll conveying unit, adhering the paper belt to the core tube, rolling, pressing the paper roll to form reverse driving speed difference to cut the paper belt and to form a paper roll.
Owner:CHAN LI MACHINERY
Wire arrangement device for power transmission and distribution
InactiveCN112787266ASolve the problem of matching layingReduce tensionApparatus for overhead lines/cablesApparatus for laying cablesEngineeringStructural engineering
The invention discloses a power transmission and distribution wire arrangement device, and the device comprises a mounting seat, a steering shaft, limiting discs, a mounting rod, a rotating wheel and a spring; the left side of the mounting seat is provided with the steering shaft, the upper end and the lower end of the steering shaft are provided with the limiting discs, the limiting discs are provided with limiting holes, and the mounting seat is provided with an insertion hole; the left side of the steering shaft is provided with a mounting rod, the left end of the mounting rod is provided with a rotating shaft, the rotating shaft is provided with a rotating wheel, the right side of the mounting base is provided with a fixing rod, the fixing rod is provided with a fixing baffle, and the fixing rod penetrates through a penetrating hole formed in the fixing baffle; and a nut is mounted at the right end of the fixed rod. According to the wire arrangement device for power transmission and distribution, through the arrangement of the mounting base, the steering shaft, the limiting disc, the mounting rod, the rotating wheel and the spring, the problems that multiple persons need to lay in a matched mode, and an optical cable at the corner is prone to being abraded and snapped are solved.
Owner:陕西学考乐信息科技有限公司
Washing machine for conveniently separating granules of different granularities in solution
ActiveCN103170174BNot easy to appearReduce lossesStationary filtering element filtersParticulatesViscous liquid
The invention relates to a washing machine for conveniently separating granules of different granularities in a solution. The washing machine is characterized in that a main body part comprises a stirring device, a washing chamber, a filtering bag, a support frame, a heating jacket, an insulating layer, a filtering net, a support isolating grid, a micro granule collecting chamber and a discharge valve; the washing chamber and the micro granule connecting chamber are connected together in a welding mode; washed granules are put into the filtering bag which is expanded by the support frame; the filtering net is put on the filtering net; not only can viscous liquid be adhered to the surface of the granules washed off by a washing agent, but also small granules adhered to the surfaces of large granules are separated in time, and micro granules of which the diameters are smaller than the apertures of the filtering bag and the filtering net can penetrate through the holes and deposited into the micro granule collecting chamber, so that the sediment is not easy to arise to cover the surface of the large granules, the situation that the granules of different granularities are not thoroughly separated in the conventional method is avoided, the washing and separation effects are greatly improved, and a product can be conveniently taken out.
Owner:NANTONG BAICHUAN NEW MATERIAL CO LTD +1
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