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38results about How to "Safe and stable support" patented technology
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Motorcycle stand
InactiveUS20080023415A1Efficient use ofReduce manufacturing costCycle standsShow shelvesEngineeringMechanical engineering
A stand for supporting a motorcycle and the like at a convenient height so that the space between the wheels under the seat carriage are accessible for repair and servicing of otherwise hard to reach parts, having a cradle like support that supports the undercarriage. The stand includes a pair of upper arms fixedly spaced apart from each other at an angle that prevents the motorcycle from rolling off the stand and a pair of lower arms that can serve as a base for a work tray. The upper and lower arms are joined to vertical arms that allow unrestricted access to each side of the undercarriage. In addition, an optional side plate attachment may be affixed to the vertical arms for rider or motorcycle information and / or advertisement. Optional wheels may be used on the bottom of the rack to move it from place to place.
Owner:ZUCKERMAN SIVAN
Attachable snap on crutch
A vertically adjustable crutch that attaches, detaches and reverses to a handicap walker, quickly and without tools, providing combined support of both medical aids. This crutch involves no handgrip allowing user to maintain the comfort of same walker handgrip. A crutch being a three section assembly with first and third sections made slidable into second center body section, for top and bottom adjustments. A crutch having clips attached to center and lower sections for attaching to both top and lower rails of the walker. Each clip having a non-skid material on its underside preventing slippage or metal-to-metal contact. Each clip also having an h / l strap attached to secure accidental or unintentional release. The crutch may be designed with a 1″ offset to its center section vertical side rails to accommodate bottom clip to position at top center of bottom walker rail, insuring positive bearing weight.
Owner:PIJANOWSKI JEROME STANLEY
Full automatic hydraulic lining trolley
InactiveCN1858404AImprove overall stiffnessSmall amount of deformationUnderground chambersTunnel liningHinge angleEngineering
The present invention relates to full automatic hydraulic lining trolley. The formwork combination includes top formwork, two side formworks and two bottom formworks connected through hinges and regulating lead screws. The full automatic hydraulic lining trolley includes a portal, a crossbeam and a walking system. There are at least two pairs of vertically lifting hydraulic oil cylinders between the crossbeam of the trolley and the top formwork, guiding sleeves outside the oil cylinders, side shifting hydraulic oil cylinder between the formwork and the guiding sleeve, horizontally supporting lead screws between the crossbeam and the side formwork, withdrawing and expanding hydraulic oil cylinder and opening and closing hydraulic oil cylinder. The formwork combination has high rigidity, less deformation, low steel consumption, automatic operation and other advantages.
Owner:杨秋利
Insulating lifting device
InactiveCN102001606AGuaranteed collectionGuaranteed installationLifting devicesElectroscopeArchitectural engineering
The invention discloses an insulating lifting device which relates to an insulating lifting device applied to high-voltage (not larger than 750kV) electric checking detection. The insulating lifting device comprises a base, a truss structure and an insulation operating rod, wherein the periphery of the base is provided with a guardrail, and the bottom of the base is provided with a caster wheel; three base sleeves are welded on the surface of the base; three groups of telescopic rods of the truss structure are inserted into the base sleeves and fixed by utilizing locking screws; the insulation operating rod is fixed to the center of the truss structure by a shaft sleeve and a shaft sleeve nut; and the telescopic rods of the truss structure have a sleeve telescopic structure, and the upper sections and the lower sections of the telescopic rods are positioned and connected by spring pins. The invention is simple and convenient for construction and can move, stretch and contract, lighten the working intensity of an operator to a greater extent and prevent the accident of flashover of the insulating lifting device near high-voltage electric equipment due to unstable electroscope handholding and deflection of an insulating rod.
Owner:STATE GRID CORP OF CHINA +2
Lifting platform box girder support structure for super high-rise buildings and construction method thereof
The invention provides a lifting platform box girder support structure for super high-rise buildings and a construction method thereof, wherein the lifting platform box girder support structure comprises a lifting platform and a box girder arranged at the bottom of the lifting platform, a support corbel is arranged at the end part of the box girder, a shear wall of a super high-rise building is provided with a support end corresponding to the support corbel, a hole is formed in a position of the shear wall corresponding to the support corbel of at least one box girder, and a temporary support frame is arranged in the hole position to underprop the support corbel. The lifting platform box girder support structure for super high-rise buildings provides a supporting point for the box girder in the hole position of the shear wall, thereby better ensuring safety of the lifting platform.
Owner:CHINA CONSTR EIGHT ENG DIV CORP LTD
Horse owner's and farrier's stand
An adjustable horse owner's and farrier's stand includes a base having a large generally flat base and an upright portion upending from the base, and a hoof platform adjustably locked in the base. The hoof platform height may be adjusted continuously rather than incrementally for precise and accurate positioning of a hoof. One hoof platform includes a diverging U-shaped cradle, with a firm but cushioning, shock-absorbing material on its top side for elevating the hoof and absorbing the concussion of nailing and hoof maintenance. Preferably, the firm but cushioning material is a flexible strap slung across the cradle to form a hoof-receiving sling spaced above the surface of the cradle. Interchangeable hoof platforms may be provided, such as an alternative platform with a flat surface to receive the bottom of a hoof. The preferably plastic base, and the continuous adjustability of the height of the hoof platform, provide a quiet, substantially non-metallic, and non-intimidating stand that does not frighten most horses.
Owner:KEELER KEVIN V
Walking stick for assisting walking up and down stairs
The invention discloses a walking stick for assisting walking up and down stairs. The walking stick comprises two groups of sub-walking sticks, wherein each group of sub-walking stick comprises a handle (1), a base and a support rod (4) connected with the handle (1) and the base; each group of support rod (4) is connected with a connecting rod, and the connecting rods can rotate along the vertical direction around the corresponding support rods (4); the tail ends of the two groups of connecting rods are connected with each other, and the two connecting rods can rotate along the horizontal direction; the connecting rods can be switched between the horizontal direction and the vertical direction. The walking stick for assisting walking up and down stairs can effectively solve the problems that walking sticks are insufficient in stability of operation and support in a using process, and the like.
Owner:GUANGDONG UNIV OF TECH
Adjustable steel structure supporting device for concrete supporting beam and construction method
InactiveCN111502334ASolve technical problems related to error adjustmentSolve the problem of height deviationShoresSupporting systemClassical mechanics
The invention discloses an adjustable steel structure supporting device for a concrete supporting beam. A transverse stretching device and a vertical stretching device are included. The vertical stretching device comprises stand columns and stretching vertical rods telescopically connected with the stand columns, the interiors of the stand columns are hollow, and the stretching vertical rods are mounted in the stand columns in a nesting and sliding manner. The transverse stretching device comprises stretching transverse rods vertically arranged and fixedly mounted between the stand columns, the stretching transverse rods are mounted in stretching layers in a nesting manner, and the stretching transverse rods can stretch and contract in the stretching layers. By means of the adjustable steel structure supporting device for the concrete supporting beam, the time of manually treating the height deviation of a supporting frame and a supported object can be remarkably reduced, so that stability of the whole supporting system is guaranteed, and meanwhile the relevant construction technological problems of mounting of the concrete supporting beam and the supporting frame can be solved well.
Owner:CHINA FIRST METALLURGICAL GROUP
Clamping device for spraying paint on metal pipe
InactiveCN111905947ADoes not affect normal rotationEasy to paint and polishSpraying apparatusClassical mechanicsStructural engineering
The invention discloses a clamping device for spraying paint on a metal pipe. The clamping device comprises a mounting bottom plate; mounting and fixing holes are uniformly formed in each of the two ends of the mounting bottom plate in a penetrating manner; auxiliary support devices are symmetrically and fixedly mounted in the middle of the upper end face of the mounting bottom plate; support frames are fixedly connected with the two ends of the mounting bottom plate; support tables are fixedly mounted at the upper ends of the support frames; a supporting, clamping and fixing mechanism is fixedly mounted on the support table on one side; supporting and rotating clamping rings are uniformly and fixedly mounted at the upper end of the support table on the other side; driving and fastening devices are fixedly mounted at the upper ends of the supporting and rotating clamping rings; and the supporting, clamping and fixing mechanism comprises a supporting and adjusting device and a clampingand fixing device. The clamping device can rapidly rotate, support and fix the metal pipe during the using process to facilitate paint spraying and polishing operation on the metal pipe, and the metalpipe can be conveniently and rapidly mounted and detached from the device, so that both time and labor are saved.
Owner:龙加贵
Combined support shield type comprehensive mining method
ActiveCN106640163AImprove carrying capacityGood resistance to impact damageUnderground miningSurface miningRoom and pillar miningSpelunking
The invention provides a combined support shield type comprehensive mining method. A combined support of the method ascends and descends through a jack, prestress is applied to the combined support, long-term bearing is achieved through lifting nuts and supporting threaded rods, the supporting height is adjusted by combining base plates and sole timber with the supporting threaded rods, the overall structure is simple, machining and manufacturing are easy, the supporting cost is reduced, on-site operation is easy and convenient, and the method can adapt to small and medium-sized mines. Compared with an existing comprehensive mining method and a room-and-pillar method, the combined support shield type comprehensive mining method is free of ore pillar losses, and the index that the loss ratio and the dilution ratio are close to zero can be met. Compared with an existing wall type caving method, an operation space is supported more safely and stably by the combined support, on-site following-up and moving and long-term repeated application of the combined support are more reliable and convenient, and caving treatment measures of the combined support for a goaf are more appropriate and safer.
Owner:GUANGDONG ANYUAN MINING TECH SERVICE
Contact assembly for electromechanical switching device, and electromechanical switching device
ActiveCN105489406AEasy to assemblePrecise positioningElectromagnetic relay detailsContact engagementsEngineeringFixed position
The invention relates to a contact assembly for an electromechanical switching device with a fixed-position switching piece and a movable switching piece (25) arranged opposite thereto which is mounted in a contact carrier (24) above a contact spring (26). The invention is characterized in that the moving switching piece (25) and the contact spring (26) are are captively surrounded by an integrally formed resilient member (11).
Owner:SIEMENS AG
Assembling type prefabricated balcony board and balcony support connecting structure
InactiveCN103726575ASafe and stable supportSafe and stable support connectionBuilding constructionsEngineeringSet distance
The invention provides an assembling type prefabricated balcony board and balcony support connecting structure and belongs to the field of construction structures. The assembling type prefabricated balcony board and balcony support connecting structure is characterized in that two U-shaped-slot clamping steel plates are connected with the vertical face of an angle iron connector to form an angle iron connector, the horizontal face of the angle iron connector is connected with the bottom of the balcony board, C-shaped steel balcony support columns is clamped between the two U-shaped-slot clamping steel plates, a locking plate is correspondingly limited at the upper ends of the U-shaped-slot clamping steel plates, the upper portions of the C-shaped steel balcony support columns are disposed in the U-shaped slots of the two clamping steel plates and fixedly connected, the C-shaped steel balcony support columns are in limited slide connection with an upper balcony board layer, when a lower balcony board layer is pressed, the C-shaped steel balcony support columns and the locking plate slides downwards, the locking plate is abutted against the clamping steel plates when the C-shaped steel balcony support columns and the locking plate slides to the set distance, the locking plate is prevented from continuing sliding by the clamping steel plates on the lower portion, the deformation action, generated by supporting and stretching a balcony, of the lower balcony board layer is adapted to, the C-shaped steel balcony support columns are prevented from be separated from the balcony board, and safe and reliable connection of the assembling type prefabricated balcony board and the balcony support is achieved.
Owner:HUBEI HONGYI BUILDING DECORATION ENG
A hollow triangular arc-shaped retaining wall
ActiveCN108487299BReduce dosageSafe and stable supportArtificial islandsUnderwater structuresClassical mechanicsRebar
The invention discloses a hollow triangular arc retaining wall. The retaining wall mainly comprises multiple hollow triangular arc retaining wall bodies, multiple bearing piles and rigid connecting parts; the hollow triangular arc retaining wall bodies are located on one side of a slope, one hollow triangular arc retaining wall body is supported by two adjacent bearing piles, each hollow triangular arc retaining wall body mainly comprises a hollow retaining wall division block I, a hollow retaining wall division block II, a hollow retaining wall division block III and a supporting column, andthrough the rigid connecting parts, anchorage parts of the hollow retaining wall division blocks III and anchorage parts of the bearing piles are anchored. The hollow triangular arc retaining wall isused for bearing pressure, the use amount of concrete and reinforcing steel bars is greatly reduced, the triangular structure saves cost as much as possible, and stable and safe supporting of the mountain slope body is ensured.
Owner:CHONGQING UNIV
New energy automobile chassis physical performance test system and test method
InactiveCN113155482AIncrease contact areaSupport safe and firmVehicle testingAutomotive engineeringPhysical performance test
The invention provides a new energy automobile chassis physical performance test system and test method, and relates to the technical field of new energy automobile chassis production test. The new energy automobile chassis physical performance test system comprises a base, the base is fixed to the ground, and an arc-shaped bent bottom supporting disc is fixedly arranged at the top end of the base; the middle part of the top surface of the bottom supporting disc is an arc-shaped surface which is sunken downwards; the bearing block is pressed into the middle position of the new energy automobile chassis through the gravity of the bearing block, so that after the middle of the new energy automobile chassis is stressed, the left side and the right side of the new energy automobile chassis slightly bend upwards, and the middle of the top face of the bottom supporting disc is arranged to be a downwards-sunken arc-shaped face, the bending direction of the left side and the right side of the new energy automobile chassis is consistent with the bending direction of the left side and the right side of the new energy automobile chassis, sliding connection of the sliding base and the first sliding way is matched, bending hindrance of the new energy automobile chassis is reduced, and bending generated in the driving process of the new energy automobile chassis under the load state is manually observed conveniently.
Owner:田科勇
Container cargo handling movable bracket
PendingCN107651273AReduce loading and unloading investment costsEasy loadingRigid containersLifting capacityMechanical engineering
The invention discloses a container cargo handling movable bracket which comprises a supporting framework, a panel, moving rolling wheels, dredging rolling wheels, a push-and-block frame and a shovelplate. The panel is arranged on the upper side of the supporting framework. The moving rolling wheels are hinged to the lower side of the supporting framework. The dredging rolling wheels are hinged to the supporting framework and partially penetrate the upper portion of the panel. The push-and-block frame is arranged on the panel and located at the rear end of the supporting framework. The shovelplate is arranged at the front end of the supporting framework and inclines obliquely downwards. Inserting barrels are arranged at the rear end of the supporting framework. According to the containercargo handling movable bracket, container unstuffing and loading operation can be facilitated, the container cargo handling movable bracket can be used for handling operation of cargoes of 6 ton or above through cooperative use with forklifts with the lifting capacity ranging from 3 ton to 5 ton, forklifts with the lifting capacity ranging from 10 ton to 18 ton do not need to be modified for thecargoes of 6 ton or above, and the investment cost can be reduced.
Owner:袁霞 +1
Mining drivage shielding support for coal mine
The invention relates to the technical field of supports, in particular to a mining drivage shielding support for coal mine. The mining drivage shielding support for coal mine comprises a base, a topbeam and a crawler device. One ends of multiple first fulcrum rods are hinged to the left side of the base, one ends of multiple second fulcrum rods are hinged to the right side of the base, the middles of the first fulcrum rods and the second fulcrum rods are hinged, the other ends of the first fulcrum rods are hinged to one ends of the second fulcrum rods above the first fulcrum rods, one ends of the second fulcrum rods are hinged to one ends of the first fulcrum rods above the second fulcrum rods, and the middles of the first fulcrum rods above the second fulcrum rods and the second fulcrumrods are hinged. The mining drivage shielding support has the advantages of being simple in structure, convenient and safe to operate, good in supporting performance, easy to apply and popularize andthe like, puking accidents can be effectively avoided, the safety of the coal mining operation is guaranteed, a roof is not likely to deviate during supporting through guide rods, first hydraulic cylinders are evenly arranged at intervals, it can be effectively avoided that several portions are stressed excessively, the top beam is not prone to deformation, and supporting is firm and safe.
Owner:ANHUI WANBEI COAL REFCO GRP LTD HANSHAN HENGTAI NONMETALLIC MATERIALS BRANCH
Superconducting magnet connecting device and superconducting electric magnetic levitation vehicle track system
ActiveCN112626940AOptimize the power transmission pathReduce rigidity requirementsRailway tracksElectric propulsionLow speedSoftware engineering
The invention provides a superconducting magnet connecting device and a superconducting electric magnetic levitation vehicle track system, and the superconducting magnet connecting device comprises a cavity which is disposed on a suspension framework; a heat insulation supporting mechanism which is arranged in a superconducting magnet and is used for connecting and fixing the inner Dewar flask of the superconducting magnet; an elastic supporting mechanism which is arranged in the cavity and used for absorbing first resultant force applied by the suspension framework through the cavity and outputting second resultant force buffered by the first resultant force; a force transfer component which is arranged between the superconducting magnet and the suspension framework; and a plurality of force transmission components which are connected with the heat insulation supporting mechanism and the force transfer component, and are used for dispersedly acting the second resultant force on the heat insulation supporting mechanism so as to dispersedly transmit the second resultant force to the inner Dewar of the superconducting magnet. The force transmission path from the superconducting magnet to the suspension framework is simplified, and the problems that the rigidity requirement of the superconducting magnet is high, the running comfort of a vehicle is low, and the superconducting magnet cannot be stably and safely supported when the vehicle runs at a low speed are solved.
Owner:HIWING TECH ACAD OF CASIC
Jacking platform box girder support structure for super high-rise buildings and its construction method
The invention provides a lifting platform box girder support structure for super high-rise buildings and a construction method thereof, wherein the lifting platform box girder support structure comprises a lifting platform and a box girder arranged at the bottom of the lifting platform, a support corbel is arranged at the end part of the box girder, a shear wall of a super high-rise building is provided with a support end corresponding to the support corbel, a hole is formed in a position of the shear wall corresponding to the support corbel of at least one box girder, and a temporary support frame is arranged in the hole position to underprop the support corbel. The lifting platform box girder support structure for super high-rise buildings provides a supporting point for the box girder in the hole position of the shear wall, thereby better ensuring safety of the lifting platform.
Owner:CHINA CONSTR EIGHT ENG DIV CORP LTD
An assembled prefabricated balcony slab and balcony support connection structure
InactiveCN103726575BSafe and stable supportSafe and stable support connectionBuilding constructionsEngineeringSet distance
The invention provides an assembling type prefabricated balcony board and balcony support connecting structure and belongs to the field of construction structures. The assembling type prefabricated balcony board and balcony support connecting structure is characterized in that two U-shaped-slot clamping steel plates are connected with the vertical face of an angle iron connector to form an angle iron connector, the horizontal face of the angle iron connector is connected with the bottom of the balcony board, C-shaped steel balcony support columns is clamped between the two U-shaped-slot clamping steel plates, a locking plate is correspondingly limited at the upper ends of the U-shaped-slot clamping steel plates, the upper portions of the C-shaped steel balcony support columns are disposed in the U-shaped slots of the two clamping steel plates and fixedly connected, the C-shaped steel balcony support columns are in limited slide connection with an upper balcony board layer, when a lower balcony board layer is pressed, the C-shaped steel balcony support columns and the locking plate slides downwards, the locking plate is abutted against the clamping steel plates when the C-shaped steel balcony support columns and the locking plate slides to the set distance, the locking plate is prevented from continuing sliding by the clamping steel plates on the lower portion, the deformation action, generated by supporting and stretching a balcony, of the lower balcony board layer is adapted to, the C-shaped steel balcony support columns are prevented from be separated from the balcony board, and safe and reliable connection of the assembling type prefabricated balcony board and the balcony support is achieved.
Owner:HUBEI HONGYI BUILDING DECORATION ENG
Screw capable of performing leveling for structural test
PendingCN109882685ALeveling support surfaceSafe and stable supportMachine framesEngineeringSupport surface
The invention provides a screw capable of performing leveling for a structural test, belongs to the technical field of the structural tests and particularly provides the screw for leveling a test component in the structural test. The purposes of the screw capable of performing the leveling for the structural test are to make up for defects of facilities used for leveling the test component in thestructural test, improve the test data collection accuracy and guarantee the safety of test personnel and equipment practically. The screw is characterized in that the screw capable of performing theleveling is composed of a bolt with a base, a height-adjustable nut and a height-adjustable pad plate, and the bolt with the base is composed of a round rod and the base. By means of the screw capableof performing the leveling for the structural test, the supporting surface of the test component can be leveled, the test component is supported stably and safely, accurate collection of test data isguaranteed, and occurrence of safety accidents is avoided.
Owner:WUHAN POLYTECHNIC UNIVERSITY
multifunctional ladder
ActiveCN108331320BSafe and stable supportImprove the safety of useBuilding scaffoldsClassical mechanicsSupport plane
Owner:JIANGXI ELECTRIC VOCATIONAL & TECHN COLLEGE +2
Liver lobe exposure device in laparoscopic surgery
InactiveCN114732452ASafe and stable supportReduce the difficulty of surgerySurgeryHuman bodyEngineering
The liver lobe exposure device comprises an inner tube body, an outer tube body and a bag body, the inner tube body and the outer tube body are mutually sleeved and slide, the bag body is connected with one end of the inner tube body, the bag body is controlled to stretch out or retract to one end of the outer tube body when the inner tube body slides in a reciprocating mode, and the other end of the inner tube body is connected with an external air source or a water source to supply air or water to the bag body. The capsule body is expanded to form an ellipsoid; when the bag body contracts and is contained in the outer tube body, the bag body is inserted into a wound of a patient through the hard outer tube body until the end portion of the outer tube body is in place. When the bag body extends out of the outer tube body and is expanded and formed, tissues on two sides are separated in the body of a patient; the outer tube body is further sleeved with a limiting assembly in a sliding mode, the limiting assembly is externally connected with an external air source, the limiting assembly is in place when sliding to the wound of the patient, the limiting assembly is limited to the outer tube body after being ventilated and expanded inwards, and the limiting assembly is limited to the wound of the patient after being expanded outwards. The bag body can be inserted conveniently, the whole structure is limited with a wound of a human body, and the use safety is improved.
Owner:THE FIRST AFFILIATED HOSPITAL OF WENZHOU MEDICAL UNIV
A new multifunctional crutch with automatic alarm and seat
InactiveCN104814581BWith shock absorption and anti-skid effectImprove walking comfortWalking sticksHeadphonesLoudspeaker
An automatic-alarming multifunctional novel crutch with a seat comprises a crutch body, a seat board, a connecting rod, an auxiliary supporting leg and a connecting band, wherein a general power switch, a lighting lamp, a radio set module, an MP3 play module, a GPS module, a tumbling switch, a microprocessor integrated circuit module, an audible-visual alarm charger, a loudspeaker, an earphone jack, a USB jack and an emergency alarm switch are arranged in the crutch. All parts are connected to realize the function of walking assisting, providing a seat for resting and playing MP3 and radio programs. When a user is accidentally tumbled, the automatic-alarming multifunctional novel crutch automatically gives off alarm, provides positioned call for help and remote communication function. The distress realizes walking assisting, lighting during the night, entertainment, automatic alarm, positioned call for help and real-time communication functions, is diversified in function, high in practicality, reasonable in structure, and safe and convenient for use, solves the defects in the prior art, provides help to the elders who relies on a crutch for walking and cripples, and ensures the safety of the elders and cripples.
Owner:姚智宏
A nuclear power generator static blade seat placement bracket
ActiveCN107882749BAchieve stackingProtection securityPump componentsAxial flow pumpsNuclear powerControl theory
Owner:YANGJIANG NUCLEAR POWER +2
A support device for stringing
InactiveCN105610091BEasy to shipPrevent deviationApparatus for overhead lines/cablesCable transmissionEngineering
Owner:ZHANGQIU POWER SUPPLY CO OF STATE GRID SHANDONG ELECTRIC POWER CO
A method for installation and construction of special-shaped leg column support
ActiveCN104314316BSafe and stable supportImprove bearing capacityBuilding material handlingRebarMultiple layer
Owner:CHINA CONSTR SIXTH ENG BUREAU CIVILENG +1
Hemangioma surgical supporting and fixing device and usage method
InactiveCN108113764AReduce fatigue strengthReduce accident rateDiagnosticsSurgeryElbow jointsEngineering
Provided are a hemangioma surgical supporting and fixing device and a usage method. The product includes a supporting rod, and the supporting rod comprises a front left supporting rod, a rear left supporting rod, a front right supporting rod and a rear right supporting rod. The front left supporting rod is fixedly connected with a front left round rod, the front left round rod is inserted in a front left round sleeve, the rear left supporting rod is fixedly connected with a rear left round rod, the rear left round rod is inserted in a rear left round sleeve, the front left round sleeve is connected with the front end of a left elbow supporting plate, the rear left round sleeve is connected to the rear end of the left elbow supporting plate. The front right supporting rod is fixedly connected with a front right round rod, the front right round rod is inserted in a front right round sleeve, the rear right supporting rod is fixedly connected with a rear right round rod, the rear right round rod is inserted in a rear right round sleeve, the front right round sleeve is fixedly connected with the front end of a right elbow supporting rod, and the rear right round sleeve is connected withthe rear end of the right elbow supporting rod. The hemangioma surgical supporting and fixing device is used for supporting the elbow during a hemangioma surgery.
Owner:JIAMUSI UNIVERSITY
Combined support shield type comprehensive mining method
ActiveCN106640163BImprove carrying capacityExcellent impact damage resistanceUnderground miningSurface miningRoom and pillar miningSpelunking
The invention provides a combined support shield type comprehensive mining method. A combined support of the method ascends and descends through a jack, prestress is applied to the combined support, long-term bearing is achieved through lifting nuts and supporting threaded rods, the supporting height is adjusted by combining base plates and sole timber with the supporting threaded rods, the overall structure is simple, machining and manufacturing are easy, the supporting cost is reduced, on-site operation is easy and convenient, and the method can adapt to small and medium-sized mines. Compared with an existing comprehensive mining method and a room-and-pillar method, the combined support shield type comprehensive mining method is free of ore pillar losses, and the index that the loss ratio and the dilution ratio are close to zero can be met. Compared with an existing wall type caving method, an operation space is supported more safely and stably by the combined support, on-site following-up and moving and long-term repeated application of the combined support are more reliable and convenient, and caving treatment measures of the combined support for a goaf are more appropriate and safer.
Owner:GUANGDONG ANYUAN MINING TECH SERVICE
Multi-function ladder platform
ActiveCN108331320ASafe and stable supportImprove the safety of useBuilding scaffoldsMarine engineeringMultiple function
Owner:JIANGXI ELECTRIC VOCATIONAL & TECHN COLLEGE +2
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