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38results about How to "Restore fluency" patented technology

Blast furnace chute polycyclic distributing method

The invention discloses a blast furnace chute multi-ring burden distribution, which comprises firstly calculating the distance from the center of furnace burden from the center of a blast furnace after furnace burden fell into an xy plane, secondly deciding largest and smallest burden distribution angles in theory, thirdly deciding the actual burden distribution angles of outer ring and inner ring of ores and coke, fourthly deciding the burden distribution ring number of ores and coke, determining the burden distribution angle of middle ring of ores and coke and the angel difference of adjacent rings, and sixthly determining the burden distribution rings of each ring in ores and coke. The process largely enriches the regulating method on the upper portion of the blast furnace, changes coal gas distribution, effectively increases the coal gas usage of the blast furnace, reduces coke ratio, realizes the stable and long term operation of the blast furnace, has strong loading material capacity, can eliminate furnace burden gravity segregation and the existing of pile top, much reasonably distributes furnace burden, is beneficial for strengthening smelting, and improves the press amount relationship and further increases the air quantity of the blast furnace.
Owner:CHONGQING IRON & STEEL (GRP) CO LTD

Anti-pollution pin pulling device

The invention relates to an anti-pollution pin pulling device belonging to a special instrument for pulling out a spring pin in power operation maintenance. The anti-pollution pin pulling device comprises a pair of pin pulling pliers and is also provided with a left supporting seat and a right supporting seat, wherein the right supporting seat is formed by welding a lug plate on a pipe joint; a left handle and a right handle of the pin pulling pliers are respectively in a 'Z' curved shape; the left handle of the pin pulling pliers is fixed with the lug plate of the left supporting seat; the right handle of the pin pulling pliers is fixed with the lug plate of the right supporting seat; a tension spring is fixedly connected between the lug plate of the left supporting seat and the lug plate of the right supporting seat; a connecting pipe for connecting an insulating tool is movably inserted into two pipe joints of the left supporting seat and the right supporting seat; threads and seams are arranged on two outer ends of the connecting pipe extending out of the pipe joints; two compression screws are symmetrically screwed on the connecting pipe from left to right; and the two compression screws are in compression joint on two strip-shaped notches on the two pipe joints of the left supporting seat and the right supporting seat. The invention has the characteristics of reliable performance, convenient use and wide universality and is suitable for hot-line installation and disassembly of spring pins of anti-pollution insulators and common insulators in power industry.
Owner:GUANGYUAN POWER SUPPLY COMPANY OF STATE GRID SICHUAN ELECTRIC POWER

Unmanned aerial vehicle applied to bridge bottom defect detection

The invention provides an unmanned aerial vehicle applied to bridge bottom defect detection and belongs to the technical field of unmanned aerial vehicles. The unmanned aerial vehicle comprises a vehicle body, a remote control device, an ultrasonic probe and locating devices. Multiple rotors are installed on the vehicle body, and a flight control module and a signal transmission module are arranged in the vehicle body; the remote control device is electrically connected with the signal transmission module of the vehicle body; the ultrasonic probe is installed at the top of the vehicle body; the at least three locating devices are arranged and surround the ultrasonic probe to be installed on the vehicle body; the locating devices are suitable for making contact with the bottom of a bridge and limiting the freedom degree of the vehicle body in the horizontal direction after the ultrasonic probe makes contact with a to-be-detected piece; and the rotors are suitable for supplying upward thrust to the vehicle body all the time when the ultrasonic probe makes contact with the to-be-detected piece. By the adoption of the technical scheme, a bridge bottom detection result obtained by the unmanned aerial vehicle can be more reliable and more stable, and meanwhile the unmanned aerial vehicle further has the beneficial effects of being high in adaptability and wide in applicative workingcondition range.
Owner:ZHANJIANG JIANKE ENG QUALITY TESTING CENT CO LTD

Distal radius fracture fixing device with longitudinal traction function

The invention relates to a distal radius fracture fixing device with a longitudinal traction function. The distal radius fracture fixing device comprises a back side splint, a palmar side splint, a radial side splint and an ulnar side splint; each of the back side splint, the palmar side splint, the radial side splint and the ulnar side splint comprises a straight body plate, a buckling plate, a telescopic plate and an angle regulation and control device; the distal radius fracture fixing device further comprises a fixing device body; the fixing device body comprises fixing patches, traction belts and traction patches; the fixing patches are arranged on the straight body plate on the back side splint and the straight body plate on the radial side splint, and the back side splint and the radial side splint are connected together through the fixing patches; and the traction belts and the traction patches are arranged in front of the corresponding fixing patches. The distal radius fracture fixing device has the advantages that the structural design is reasonable, operation is easy, stable fixation can be guaranteed, the angle can be adjusted, meanwhile, continuous and effective traction can be carried out when fracture reduction adjustment is carried out on a distal radius patient, and then the distal radius patient is assisted in achieving smooth recovery of the fracture position.
Owner:SHANGHAI HUANGPU DISTRICT XIANGSHAN HOSPITAL OF TRADITIONAL CHINESE MEDICINE

Blast furnace chute polycyclic distributing method

The invention discloses a blast furnace chute multi-ring burden distribution, which comprises firstly calculating the distance from the center of furnace burden from the center of a blast furnace after furnace burden fell into an xy plane, secondly deciding largest and smallest burden distribution angles in theory, thirdly deciding the actual burden distribution angles of outer ring and inner ring of ores and coke, fourthly deciding the burden distribution ring number of ores and coke, determining the burden distribution angle of middle ring of ores and coke and the angel difference of adjacent rings, and sixthly determining the burden distribution rings of each ring in ores and coke. The process largely enriches the regulating method on the upper portion of the blast furnace, changes coal gas distribution, effectively increases the coal gas usage of the blast furnace, reduces coke ratio, realizes the stable and long term operation of the blast furnace, has strong loading material capacity, can eliminate furnace burden gravity segregation and the existing of pile top, much reasonably distributes furnace burden, is beneficial for strengthening smelting, and improves the press amount relationship and further increases the air quantity of the blast furnace.
Owner:CHONGQING IRON & STEEL (GRP) CO LTD
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