31results about How to "Strong ability to change" patented technology

The invention relates to a method of preventing a vortex slag entrapment phenomenon through argon bottom-blowing in a steel ladle tapping process, and belongs to the technical field of metallurgy. In a steel ladle pouring process, small flow rate blowing is carried out through a blowing hole in the bottom of a steel ladle, thereby disturbing distribution of a flow field formed by a vortex in the tapping process, and thoroughly inhibiting formation of the vortex and occurrence of the vortex slag entrapment phenomenon. The method has the following advantages: without changing the structure of the steel ladle, the vortex slag entrapment phenomenon can be eliminated effectively, the cleanness of molten steel can be improved and a metal yield can be raised; the blowing hole used during refining can be adopted, no blowing hole is necessarily formed near a nozzle, multiple blowing holes may be adopted selectively, and neither the one blowing hole nor the multiple blowing holes may cause large temperature drop of molten steel flowing into a tundish; and small flow rate argon blowing is carried out in the tapping overall process, so that a certain function is exerted in further facilitating an entrapped substance to float upwards and facilitating molten steel temperature uniformization, and no molten steel exposure is caused.

A head-mounted computer is used for remotely controlling a remotely controlled object and at least comprises a gesture sensor and an augmented reality/virtual reality imaging device, and the augmentedreality/virtual reality imaging device is used for constructing a virtual remote controller; And the gesture sensor is used for identifying the spatial position of the fingertip, and matching the spatial position of the fingertip with the position relationship of the keys of the virtual remote controller, and/or the relative spatial position of the fingertip, so as to trigger the head-mounted remote controller to send out a remote control instruction. Through the combination of the augmented reality/virtual reality imaging device and the gesture sensor, the virtual remote controller can be conveniently created and remotely operated, the appearance and parameters of the virtual remote controller can be autonomously set according to a user, the applicability is wide, and the operation is flexible and convenient; The invention further provides a head-mounted computer information input method which is high in variability and flexibility, capable of adapting to different remote control operations and small in fatigue degree after long-time operation.

The invention discloses a surface blasting mechanization continuous powder charging system. A rack (2) is supported on a travelling mechanism (1); a power system (3), a hydraulic system (4) and a control system (5) are mounted on the rack (2); one end of a support arm (6) is fixed on the travelling mechanism (1), and the other end of the support arm (6) is connected with a combined telescopic arm (7) downwards perpendicular; a hoisting oil cylinder (11) and a rotary oil cylinder (12) are arranged on the support arm (6); a telescopic oil cylinder (13) and a depth indicator (8) are arranged on the combined telescopic arm (7); the hydraulic system (4) communicates with the hoisting oil cylinder (11), the rotary oil cylinder (12) and the telescopic oil cylinder (13) through a hydraulic oil pipe (16); and the control system (5) controls operation of the support arm (6) and the combined telescopic arm (7) and controls open-close of a gripper (10) through the hydraulic system (4). The surface blasting mechanization continuous powder charging system can realize mechanization of the powder charging process, avoids the powder cut-off phenomenon, eliminates the misfire accident caused by discontinuous powder charging and improves the security of blasting operation.

The invention discloses a spectra vision stage. The spectra vision stage comprises a fixed stage, a screen support, a reflecting screen support, an LED screen and a transparent reflecting film; the screen support is provided with a hinging base, and the reflecting screen support is hinged to the hinging base through a hinge shaft; the screen support is provided with an adjusting mechanism used for driving the reflecting screen support to rotate along the hinge shaft, the adjusting mechanism comprises an electric pushing rod, an inclined supporting rod, an adjusting guide rail and an adjusting slide block, the upper end of the inclined supporting rod is hinged to the adjusting slide block, and the electric pushing rod is horizontally arranged and is hinged to the lower end of the inclined supporting rod. The spectra vision stage has the advantages that design is reasonable, carrying, storing and using are all very convenient, erecting and dismantling are rapid, unfolding for use and folding for storage can be quickly achieved, manpower is not needed in the adjusting process, and the automation degree is high; in addition, adjusting operation is convenient, the angle of the transparent reflecting film can be adjusted, the changing capability is high, the stage effect presentation mode and means are enriched, virtual and real images are mutually integrated and synchronously presented, and different feelings are brought to audiences.

The invention discloses an LED floor tile lamp. The LED floor tile lamp comprises a shell, a piece of tempered glass which is located on the top of the shell, and a pressure sensing device and a light emitting device which are located in the shell. The pressure sensing device is electrically connected with the light emitting device. The LED floor tile lamp is simple in structure, fashionable and novel; low-voltage safe electricity is used, and therefore the LED floor tile lamp is quite safe and convenient to install and maintain.

The invention discloses a full lamination device and method suitable for a large size touch screen (G+G). The device is provided with a glue dispensing module and a machine platform framework, whereinthe glue dispensing module is composed of a limiting supporting mechanism, a glue dispensing device and a displacement device, the displacement device is horizontally arranged at the upper end of themachine platform framework, a strip-shaped penetrating groove is horizontally formed in the displacement device, the glue dispensing device is arranged on the penetrating groove and can horizontallyslide along the penetrating groove, and a glue dispensing needle is arranged on the glue dispensing device; the limiting supporting mechanism is arranged in the middle of the machine platform framework and can be controlled to move back and forth horizontally on the machine platform framework, a horizontal supporting plane is arranged on the limiting supporting mechanism, and the horizontal supporting plane is located below the glue dispensing device and corresponds to the glue dispensing needle; the design helps to achieve a preset glue dispensing process through reasonable automatic controlling for a glass cover plate on which glue dispensing needs to be conducted.

The invention discloses a multi-layer composite floor, comprising plastic basic layer, printing layer and wear resistant layer set on the top of plastic basic layer. A high-intensity plate layer is set under the plastic basic layer and a waterproof layer is set under the high-intensity plate layer. It is provided with convenience pavage, good wear resistance, good stability and good silencing effect. The surface is compounded by plastic floor. It is provided with novel assortment, strong variability and good pattern effect.

The invention discloses a plastic-base density recombination floor, comprising a plastic base plate, a density plate recombined on the plastic base plate and a wearable surface course which is coated on the density plate and can be arranged with every pattern. The invention has the advantages of setting conveniently, good wear-ability, stability and noise reduction effect, and uses the plastic floor recombination on the surface thereby having a novel pattern, high variability and good effect of the pattern.

The invention discloses a safe jacking method and equipment for high-rise steel structure installation, and relates to the technical field of building construction auxiliary equipment. The problem that parts are prone to falling off is solved. The safe jacking method comprises the following steps that the safe jacking equipment is carried to a construction site, the direction of the safe jacking equipment is adjusted, and an extension part is fixedly installed on the safe jacking equipment to enlarge the moving range of the safe jacking equipment according to the transverse distance between the placement position of a site construction profile and the installation position of the high-rise steel structure; and according to the size of the steel structure profile needing to be jacked, the supporting distance of the safe jacking equipment is adjusted by a distance adjusting part. The safe jacking method is achieved through safe jacking equipment, the safe jacking equipment comprises two bases and a supporting structure, and the structures of the two bases are the same. Connecting rings on auxiliary supporting seats at the two ends are rotated, so that three first adjusting arms are arranged in a wrapping and scattering mode on the end openings of sectional materials, then the contraction degree of the first adjusting arms is adjusted, one ends of the sectional materials are clamped through the first adjusting arms, and the situation that the sectional materials fall during jacking is avoided.

The invention provides a single-power-source multi-stage telescopic mechanism and transportation equipment. The single-power-source multi-stage telescopic mechanism comprises a basic frame, a power source, a first-order movement system, a second-order movement system and a gear transmission system. The first-order movement system comprises a first frame, a first screw rod, a first connecting piece and a first guide rail; the second-order movement system comprises a second frame, a second screw rod, a second connecting piece and a second guide rail; and the gear transmission system comprises a rack, a first gear, a second gear and a third gear, the rack is arranged on the basic frame, the first gear is arranged at the end of the second lead screw, the second gear is arranged on the first frame, the second gear is meshed with the first gear, the third gear and the second gear are coaxially arranged, and the third gear is meshed with the rack. The mechanism can be driven by a single power source to perform larger-distance multi-stage extension and retraction processes, and has the advantages of flexible and ingenious structure, high applicability and a high automation level.

The invention relates to the field of computer graphics, provides a method and a device for rendering sea waves, equipment and a computer readable storage medium, and aims at improving the sea wave rendering effect and enabling the sea waves in a game to be closer to the sea waves in the real world. The method comprises the following steps: acquiring a real-time strip-shaped mask parallel to a coastline according to a scene depth and a pixel depth of a preset water surface patch; intercepting a real-time strip-shaped shade parallel to the coastline to form a real-time sea wave line; mapping a pre-manufactured mobile sea wave texture to a real-time strip-shaped mask parallel to the coastline to obtain a real-time sea wave rendering effect moving relative to the coastline; and superposing the sea wave effect moving relative to the coast in real time with the real-time sea wave line to obtain a final rendering effect of the sea wave. Compared with the prior art, according to the technical scheme, the variability of the rendered sea waves is higher, the sea waves in the game scene are closer to the sea waves in the real world, and a more real visual sense is given to game players.

The invention discloses an inertial energy feedback vibration isolation system for an intelligent vehicle. According to the inertial energy feedback vibration isolation system, through matching of different devices on an inner gear of an energy feedback device, change of inertial coefficients or energy recovery is achieved. Through different matching of a flywheel and a motor on the inner gear of the energy feedback device, change of the inertial coefficients of the three levels of large, medium and small and the energy recovery degrees of the two degrees of strong and weak can be achieved, the principle is simple, and the scheme is easy to implement. According to the scheme, the engineering application problem that energy of a mechanical inertial container is difficult to recover is solved, the structure is simple, and the practical application value is achieved.