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2293results about How to "Avoid scatter" patented technology

Device and method for carrying out filling mining plane strain simulation test

ActiveCN102402892AAvoid scatterReal-time monitoring of displacement changesEducational modelsAngle modulationCoal
The invention relates to a device and a method for carrying out filling mining plane strain simulation test. The device comprises a test model frame filled with emulated coal and rock seams. An emulated filling mining simulation system is arranged at the position of the emulated coal seam of the test model frame. The top of the test model frame is connected with an equivalent loading system. The emulated filling mining simulation system is connected with an information acquisition system. Equipment arranged on a support frame, such as a simulation fully-mechanized filling bracket and the like, is utilized to carry out analog simulation on fully-mechanized filling mining. An included angle between the emulated rock seam and the horizontal ground is changed by moving a positioning block arranged on an angle modulation screw for simulating the movement condition of the overlaying rock seam in the fully-mechanized filling process of the inclined or steep coal seam. Filling bodies and the variation conditions of a pressure and a displacement in the overlaying rock seam in the filling process can be monitored in real time by the information acquisition system, so that the filling miningfield condition is really reflected. The device for carrying out filling mining plane strain simulation test has simple, compact and reasonable structure, stable and reliable test method and high practical value.
Owner:CHINA UNIV OF MINING & TECH

Method for shaping bar array large power semiconductor laser device added with guide light

Adding guided light strip array high-power semiconductor laser device (High-Power Laser Diode Bar , LD for short) reshaping method: (1) by calculating the product of the optical fiber core radius and half of the angular aperture, and the optical parameter product of the LD light beam in the direction of quick, slow axis, ascertain the number of times which the LD light beam needed to reshaping, to make reshaping implement with high reflecting efficiency; (2) adopting the quick, slow axis collimation lens array to collimates in two direction of the quick, slow axis alignment of LD, getting the strip collimation facula; (3) assembling reshaping implement , realizes reshaping of the light beam; (4) assembling the focusing lens and optical fiber, adjusting the optical fiber to the right location , making the outputting power of LD maximal;(5)entrancing the guided light in proper location of the reshaping implement, adjusting the guided light to appropriate location, makes the luminous power of the guided light which is output from the optical fiber maximum. The light path design is reasonable and compact, has not changed the light path of LD, has avoided leading into new scattering and reflecting loss, guarantee light path stability of LD.
Owner:INST OF OPTICS & ELECTRONICS - CHINESE ACAD OF SCI

Low-pressure detector for waterproofness of thin waterproof coiled material

The invention discloses a low-pressure detector for waterproofness of a thin waterproof coiled material. The detector comprises a water tank, a pressure gauge, a circular pressure base, an upper pressure flange, an air exhaust valve and a leather hose, wherein the volume of the water tank is higher than three times that of the circular pressure base; an air exhaust pipe pass through the upper part of the wall of the circular pressure base; the outer part of the air exhaust pipe is connected with an air exhaust valve, and the inner part of the air exhaust pipe is extended into a cavity of the circular pressure base; an opening of the air exhaust pipe is positioned at the lower position of the upper edge of the circular pressure base; a plurality of pressure screw rods are arranged on the upper part of the outer wall of the circular pressure base; and a lower rubber sealing washer, a thin waterproof coil material testing sample block, lower laboratory filter paper, a moisture indicatingmixture, upper laboratory filter paper, circular organic glass and an upper rubber sealing washer can be arranged between the circular pressure base and the upper pressure flange, and the circular pressure base and the upper pressure flange are connected with each other in a movable way through a plurality of pairs of pressure nuts and the pressure screw rods on the circular pressure base.
Owner:王月忠

Multifunctional trash can suitable for being automatically collected by mechanical arms

The invention discloses a multifunctional trash can suitable for being automatically collected by mechanical arms. The multifunctional trash can comprises a can body and a cover component. The cover component is arranged at the top end of the can body and oblique to the horizontal plane, and the cover component is a double-door combined structure and comprises an outer cover and an inner cover which only can be opened inwards. An opening is formed in the middle of the outer cover, a metal bar is embedded in the edge of the openable side of the outer cover to increase weight, the inner cover is arranged at the opening and larger than the opening in size, a torsion return spring is arranged at the inner cover, and a structure suitable for being grabbed by the mechanical arms is arranged on the outer side of the can body. The multifunctional trash can has the advantages of being simple and compact in structure, low in cost, convenient and reliable to use, and capable of meeting the requirements for grabbing, garbage pouring-out and resetting of the mechanical arms, and is mainly applied to an urban garbage collection system, the mechanical arms of a garbage truck are used for grabbing the trash can, pouring out garbage into the truck and reliably and quickly resetting the trash can, and the requirement for operation informatization management is met at the same time.
Owner:HUNAN UNIV

Construction site steel pipe rapid and accurate cutting device

The invention discloses a construction site steel pipe rapid and accurate cutting device. The construction site steel pipe rapid and accurate cutting device comprises a support, a workbench, a dedusting mechanism, a conveying mechanism, a cutting tool, a second motor and a first rotary shaft. The support is fixedly mounted at the upper end of the workbench. The second motor is arranged on the right side of the support. The output end of the second motor is fixedly connected with a second rotary shaft. The lower end of a threaded rod is rotationally connected with the first rotary shaft. The cutting tool is fixedly mounted on the first rotary shaft. The conveying mechanism is arranged on the right side of the workbench and comprises a conveying wheel, a bevel gear A, a bevel gear B and a first motor. The dedusting mechanism is further arranged at the upper end of the support and comprises a gas guide pipe, a suction fan, a magnetic collection groove and a suction hood. The constructionsite steel pipe rapid and accurate cutting device is novel in design and simple in structure, the steel pipe cutting efficiency is greatly improved, meanwhile, the cutting accuracy is improved, the cutting effect is improved, scrap iron can be collected in the cutting process, and environment pollution is effectively avoided.
Owner:盛尔建设集团有限公司

A complete set of waste plastic recycling, crushing and cleaning equipment

The invention discloses complete equipment for recovering, crushing and cleaning waste plastics. In the complete equipment, the horizontal cross sections of a first water tank and a second water tank are respectively of a rectangular structure and a U-shaped structure, and the longitudinal cross sections of the first water tank and the second water tank are respectively of a square structure and a U-shaped structure; the first water tank and the second water tank are arranged in parallel, the discharging end of the first water tank and the feeding end of the second water tank are connected through a horizontal hydroextractor, and the discharging end of the second water tank is connected with a vertical hydroextractor; two or more crushers are arranged around a fragment pool, and the discharging openings of the crushers all face to the fragment pool; a fragment elevator is a belt-type conveying device, one end of the fragment elevator is arranged in the fragment pool, and the other endof the fragment elevator is arranged at the feeding end of the first water tank; one or more material dispersing rollers and one or more material driving rollers are respectively arranged on the first water tank and the second water tank; and the second water tank is further provided with one or more reducing motors which are respectively connected with the material driving rollers and the material dispersing rollers through chains and gears. The complete equipment disclosed by the invention has the advantages of high crushing efficiency, high processing capacity, small occupied area and convenience for controlling.
Owner:广东致顺化工环保设备有限公司

Solid chemical fertilizer drying device

The invention belongs to the technical field of chemical fertilizer preparing, and particularly discloses a solid chemical fertilizer drying device. The solid chemical fertilizer drying device comprises a drying box internally provided with a hot air structure and a conveying mechanism. The conveying mechanism comprises two conveying rollers and a power source, and a conveying belt is connected between the two conveying rollers and provided with a plurality of V-shaped grooves. The sides, close to the conveying rollers, of the V-shaped grooves are provided with openings. An overturning mechanism is arranged between the two conveying rollers and comprises two rotation shafts. Bent axles are arranged at the middle portions of the rotation shafts, connecting rods are hinged to the bent axles,oscillating bars are hinged to the inner wall of the drying box, the ends, away from the bent axles, of the connecting rods are hinged to the lower ends of the oscillating bars, and support rods arefixedly connected to the middle portions of the connecting rods. Supports are hinged to the upper ends of the support rods. A horizontal movable plate is fixed between the upper ends of the two supports and provided with a plurality of rows of overturning rods. The overturning rods are located under the openings. The lower ends of the oscillating bars are rotationally connected with vibration rollers. A material collecting box is arranged in the drying box. According to the scheme, chemical fertilizer overturning is achieved in the chemical fertilizer conveying process, and the drying effect is good.
Owner:遵义大兴复肥有限责任公司

Intelligent electric wire winding device

InactiveCN105645179APrevents over-winding or vacancyFully automated preventionFilament handlingEngineeringConductor Coil
The invention provides an intelligent electric wire winding device. The intelligent electric wire winding device comprises a base, baffles, a wire coil rotation roller, a wire winder, a rotating shaft, a conveying belt, a motor, a speed reducer, a controller and rolling wheels, wherein the baffles are fixedly installed on the two sides of the upper part of the base and support the wire coil rotation roller; the wire winder is arranged at the front end of the wire coil rotation roller; the rotating shaft is coaxially connected to the wire coil rotation roller and is connected to the speed reducer through the conveying belt; the conveying belt is connected to the motor; the controller is installed at the upper part of the speed reducer; the wire winder comprises an installation rack, sliding rails, sliding blocks, a connector and wire passing holes, wherein the sliding rails are installed on the installation rack, the sliding blocks are installed in the sliding rails, and the connector is connected to the sliding blocks and the wire passing holes. According to the intelligent electric wire winding device, by arranging the motor and the controller, wire cables can be automatically wound, the non-uniform and incompact winding problems of the wire cables are prevented, the manpower is greatly saved, and the wire winding quality is improved.
Owner:STATE GRID CORP OF CHINA +1

Automatic spraying machine for steel pipe

The invention discloses an automatic spraying machine for a steel pipe. The automatic spraying machine comprises a workbench, wherein a conveying mechanism and an in-pipe spraying mechanism are arranged at the two ends of the top of the workbench correspondingly; the conveying mechanism comprises a first sliding rail fixed to the top of the workbench, a bearing plate is arranged above the first sliding rail, and a sliding block matched with the first sliding rail is arranged at the bottom of the bearing plate; a first threaded rod and a first motor are further arranged at the top of the workbench, the bottom of the bearing plate is in threaded connection with the first threaded rod, and the first threaded rod is connected with the output end of the first motor; and a clamping rotating mechanism is arranged above the conveying mechanism, an out-pipe spraying mechanism is arranged above the in-pipe spraying mechanism, the steel pipe is clamped on the clamping rotating mechanism, and theclamping rotating mechanism is connected with the in-pipe spraying mechanism. According to the automatic spraying machine, the overall structure is arranged, so that the inner wall and the outer wallof the steel pipe can be automatically and uniformly sprayed, and the rust prevention capacity of the steel pipe can be improved; and meanwhile, the workload is greatly saved, the production cost is reduced, and the production efficiency is improved.
Owner:上海翎航动力科技有限公司

Novel stereo elevating bookshelf

The invention discloses a novel stereo elevating bookshelf. The novel stereo elevating bookshelf comprises a support frame; left and right sides of the bottom of the support frame are provided with guide rails; the front end and rear end of each guide rail are provided with limiting switches; an upper end of each guide rail is provided with a guide groove; each guide groove is connected with a lower bookrack through a guide pulley; each of left and right sides of an upper portion of the support frame is provided with two sliding grooves; each sliding groove is connected with an upper bookrack through an elevating pulley; and the top of the support frame is provided with an assembly box. By adoption of the elevating mechanism, the upper bookrack can be elevated smoothly and safely, operation is simple, readers can operation the bookshelf by themselves to select required books, occupancy time of librarians is saved, structure arrangement is reasonable, and space occupancy is reduced. A structure of slidably pressing books is adopted, the books are prevented from being scattered or disordered due to the fact that the bookshelf is moved or the books in the disposing space are not enough, the books are ensured to be disposed regularly, so that the librarians can manage the books conveniently, and the readers can select and find the required books conveniently.
Owner:赵嘉祺

Method for pollution-free processing and whole recycling urban pollutant and producing regeneration product

The invention discloses a method for treating municipal waste disposals without pollutions and manufacturing regenerative products after the municipal waste disposals are re-claimed thoroughly. The invention comprises firstly, sending fixedly the municipal waste disposals into a steam sterilizing house, sorting the municipal waste disposals into organic matters, inorganic matters, directly recoverable matters and poisonous materials as heavy metals and the like after adopting steam high-temperature sterilizations to sterilize the municipal waste disposals. The organic matters are processed into granulated organic fertilizers. The inorganic matters are processed into building materials. As for the directly recoverable matters, plastic can be squeezed into the building materials as building molding plates with various shapes after being treated, materials as rubber, foamed glue and the like can be squeezed into industrial products as laying flooring glue after being treated, and waste glass can be processed into regenerative glass fibers and reinforcing filling materials which are used as the building molding plates. The heavy metals are modeled into strengthening ribs after being fluxed. Wastepaper and clothes are processed into high strength fiber plates. Cement blocks which are inserted by the poisonous materials can be used as isolating belts of high ways or retaining walls. The invention can be used to treat a great amount of waste disposals which are stored in garbage dumping fields and left by historical remnants and manufacture the regenerative products after being re-claimed thoroughly, and the regenerative products are input into markets to produce economic profits and social environmental protecting profits.
Owner:李华
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