33results about How to "Free conversion" patented technology

The invention discloses a rocket-borne monitoring system of a solid-liquid dynamic sounding rocket. The rocket-borne monitoring system is composed of a rocket-borne thrust adjustment controller and a rocket-borne data monitor. The controller and the monitor are both composed of a plurality of monitoring and testing modules. The rocket-borne monitoring system is mainly used for realizing the following four tasks: converting power supply of the rocket-borne monitoring system from ground power supply to rocket-borne power supply, completing control to actions of relative valves according to thrust adjustment control, carrying out monitoring recording on working conditions of a rocket-borne device, and realizing reset control to the rocket-borne device. By utilizing the rocket-borne monitoring system of the solid-liquid dynamic sounding rocket, control to liquid propellant booster valves, main road and side road channel valves is realized in the flight process of the rocket according to control requirements, the function of thrust adjustment is completed, and safety of a conveying system is ensured. The real-time working conditions of a solid-liquid rocket engine can be effectively reflected by data monitoring results.

The invention discloses a dust collector having the device self-cleaning and filtering function. The dust collector comprises a dust barrel assembly. The dust barrel assembly is communicated with a vacuum source through a first air duct. A first drainage device is arranged in the first air duct. A second air outlet is formed in the lower surface of the first drainage device. A second air duct and a third air duct which are independent of each other are arranged in the first drainage device. The second air duct is communicated with the second air outlet. Second drainage device air inlets are uniformly distributed in the lower surface of the second drainage device. A first air outlet is further formed in the upper surface of the second drainage device. The side wall of the second drainage device is communicated with the first air duct through a fourth air duct. A second air inlet is formed in the side wall of the first air duct. The first drainage device can move in the first air duct. The dust collector can be switched between the dust removal state and the self-cleaning state. The dust collector has the self-cleaning state and can be freely switched between the dust removal state and the self-cleaning state.

The invention relates to the crossing field of diffraction optics and optical fiber optics, in particular to an optical fiber spatial transmission mode converting device and a converting method based on an optical phased array under free and flexible programmed control. According to the optical fiber spatial transmission mode converting device, two sets of optical fiber coupling interfaces, calibration beam expanders, beam splitters and reflectors are arranged in symmetry with an optical phased array acting surface or the perpendicular surface of the optical phased array acting surface, then a 4-f system is formed, the optical phased array 5 is arranged on the Fourier plan of the 4-f system, and thus the converting device is formed. The invention further discloses a converting method using the converting device. Free and flexible conversion of optical fiber spatial transmission modes is achieved.

The invention belongs to the field of communication equipment, and discloses a curved deformable radio frequency coaxial connector. An inner conductor in the curved deformable radio frequency coaxial connector is arranged on the inner edge side of an insulator; a shell is arranged on the outer edge side of the insulator; a connection nut is arranged on the outer edge side of the shell; a pressing sleeve is mounted on the shell; a pressing tail is arranged in the pressing sleeve; and a sealing cap is mounted at one end of the shell. The curved deformable radio frequency coaxial connector is reasonable in design and wide in application range, and can be used for carrying out free conversion between the curved connector and a straight connector.

The invention provides a hard pen which can lead the thickness of writing lines to be changed abundantly and can generate a stroke; the hard pen is internally provided with a space for a refill to be capable of moving freely along the positive direction and the negative direction of a longitudinal axes of a pen-holder within a certain extent to the pen-holder; simultaneously the size of the space for moving freely can be adjusted. When the hard pen is in a writing process, the refill moves to the bottom along the opposite direction of a pen tip when writing, the writing feeling and the result are the same as the writing feeling and the result of a normal hard pen; while one stroke is finished, the refill can fall back freely for a certain extent accordingly to the pen-holder when the pen is lifted; the writing pen tip is contacted with paper during the instant of writing and lifting the pen to generate a natural stroke; thereby leading the thickness of writing lines to be changed abundantly; the hard pen of the invention is suitable for cursive hand and letter-shaped characters such as English, etc. The hard pen of the invention has advantages of simple structure, stable and reliable work.

The invention discloses a conveying device of a high-solid-content high-viscosity material. The conveying device comprises a material storage container and a movable upper cover which matches the material storage container, one side of the material storage container is provided with a lifting and lowering device, the lifting and lowering device comprises a right angle double cross beam which can be rotated, the right angle double cross beam is provided with a stirring module and a supplying module, the exterior of the material storage container is provided with a heat preserving layer, the part between the outer walls of the heat preserving layer and the material storage container is filled with heat conductive oil, and one side of the material storage container is provided with an explosion-proof heating device to heat the heat conductive oil in the heat preserving layer. By the arrangement of the stirring module and the material supplying module which can be switched, efficiency andconvenience are provided for the transportation of the material, the generation of cavitation is prevented, the material storage container is provided with a heating function, and the fluidity of thematerial is further improved.

The invention provides a pesticide spraying vehicle. The pesticide spraying vehicle comprises a first support, a second support, a telescopic rod, a wheel group, a driving cab, a first hinged rack, asecond hinged rack, a driving air cylinder, spraying racks, a first spraying pipe, a first hinge, a second spraying pipe, a third spraying pipe, a spraying head and a pesticide box, wherein first pipeopenings are formed in the two ends of a first spraying rack; second pipe openings are formed in the two ends of the second spraying pipe; third pipe openings are formed in the two ends of the thirdspraying pipe; along with rotation of the second spraying pipe, one of the second pipe openings of the second spraying pipe can be communicated with the first pipe opening; along with rotation of thethird spraying pipe, the other one of the second pipe openings of the second spraying pipe can be communicated with the third pipe openings. According to the pesticide spraying vehicle provided by theinvention, the technical problems of poor applicability and inconvenience in operation in the prior art are solved.

The invention relates to the technical field of riding suitcases, and in particular relates to a folding riding suitcase. The folding riding suitcase comprises a box body, idler wheels, a riding frontfork and a riding front wheel; the idler wheels are at the bottom of the box body, and used for supporting the box body to roll; the riding front wheel is below the riding front fork; a swing arm mechanism performing rotary folding towards the bottom of the box body is installed on the box body; the riding front fork is installed on the swing arm mechanism; the riding front fork is rotatably folded to the bottom of the box body through the swing arm mechanism; and a rotary folding mechanism is on the riding front fork, and used for folding the upper section of the riding front fork protrudingout of the bottom of the box body to the bottom of the box body in a rotary folding manner. The folding riding suitcase in the invention has the benefits that: compared with the riding suitcase thatthe riding front fork is parallel and telescopic, the riding front fork and the riding front wheel are rotatably folded to the bottom of the box body; the hiding performance is good; furthermore, theinternal storage space of the suitcase becomes large; simultaneously, the folding riding suitcase in the invention can be converted between a riding state and a hand pushing state conveniently, freelyand randomly; and thus, the folding riding suitcase is convenient for users to travel.

The present invention provides a piece of dual-purpose tableware. A spoon is disposed at the other end of an ordinary fork. When the dual-purpose tableware is used, and switch between the spoon and the fork can be rapidly and freely completed. Two kinds of tableware are combined into an integral body at the same time, and the expenditure is saved.

The invention discloses a composite blackboard. The composite blackboard comprises fixing bolts, an outer frame, buffering pads, sliding rails, a left fixed green board, a left sliding green board, anelectronic whiteboard, an inner frame, a locking hole, a right sliding green board, a right fixed green board and a chalk cylinder. The composite blackboard is characterized in that the outer frame is arranged on the outermost side of the overall structure, the left side and the right side of the outer frame are each provided with one buffering pad, the right sliding green board is arranged on the left side of the right fixed green board, the electronic whiteboard is arranged between the left fixed green board and the right fixed green board, and the chalk cylinder is arranged at the bottom of the right end of the outer frame. According to the composite blackboard, the overall structure is fixed and supported through the outer frame, the left sliding green board and the right sliding green board move in the horizontal direction through the sliding rails, the electronic whiteboard can be showed by pushing away the left sliding green board and the right sliding green board, not only cantraditional blackboard writing be achieved, but also modern multimedia teaching can be achieved through the electronic whiteboard, and switching is free. The composite blackboard has the characteristics that the manufacture cost is low, fastness and durability are achieved, and element connection is flexible.

The invention provides a dual-use table ware. The other end of a common fork is provided with a spoon. During the use, switch between the fork and the spoon can be quickly and freely achieved; and two tableware articles are combined into one, so cost can be reduced.

The invention provides a self-stirring energy-storage double-opening type water cup based on thermoelectric power generation. The water cup comprises an upper cup cover and a lower cup cover which are correspondingly matched and stably connected with an upper end opening and a lower end opening of a cup body, and the cup body comprises an outer-layer cup body and an inner-layer cup body which are tightly attached and can rotate relatively. Thermoelectric materials and heat insulation materials are evenly distributed in the inner-layer cup body and the outer-layer cup body at intervals, a contact electrode is installed on a lower port of the cup body, and a positive electrode and a negative electrode of the contact electrode are correspondingly connected with the thermoelectric materials in the inner-layer cup body and the outer-layer cup body. A micro motor and an energy storage battery are arranged in the lower cup cover, and a charging interface is formed in the outer wall of the lower cup cover. A stirring system is connected to a motor shaft of the micro motor, the electric energy input end of the energy storage battery is connected with the contact electrode through a wire, and the electric energy output end of the energy storage battery is connected with the micro motor and the charging interface through wires. The cup can be freely switched between a temperature difference power generation state and a heat preservation state by controlling relative rotation of the inner-layer cup body and the outer-layer cup body, and therefore the multifunctionality of the cup is achieved.

A rotatable conveyor with improved structure belongs to the field of transportation devices. The invention includes a base, which is characterized in that: the base is a metal platform, a conveying platform is arranged on the base, a turntable is arranged between the base and the conveying platform, the turntable is connected to a turntable through a belt, and the turntable is below the turntable. Connect the motor, the turntable and the motor are fixed on the side of the base, the conveyor table is provided with a chain and a slide plate, the chain is connected by two ends of the axle to form a circuit, and the slide plate is set between the two chains for transportation The center plays a supporting role, and a motor is arranged on the side of the conveying platform, and the motor is connected to the wheel shaft to drive the rotation of the chain, so that the goods can be transported. The invention is innovative in design and practical. The direction of the conveyor can be changed by setting the turntable and the turntable, so that the conveyor can be freely switched in multiple directions, and is suitable for transportation in all directions, saving resources and cost.

The invention provides a fork-spoon integrated body. The fork-spoon integrated body comprises a fork, a spoon, and a main rod, and is characterized in that a spoon is arranged on the end of a handle of a common fork. Beneficial effects are that, in application, rapid free switching between the spoon and the fork can be realized; and the two kinds of tableware are integrated, so that cost is reduced.

The invention discloses a customized wardrobe built by adopting standardized components, which is mainly formed by stacking lower, middle and upper-layer wardrobe groups from bottom to top, wherein the lower, middle and upper-layer wardrobe groups have the same width and are respectively selected from the lower, middle and upper-layer standardized components; the lower-layer cabinet group selectsat least one component from a bottom drawer box, a movable storage cabinet and a lower-layer combined adjusting cabinet; the middle-layer cabinet group selects at least one component from a combination of a long clothes hanging cabinet, a middle combined adjusting cabinet and a storage cabinet or a storage drawer, and a combination of a short clothes hanging cabinet and the storage cabinet or thestorage drawer; the upper-layer cabinet group selects at least one component from the top cabinet and the upper-layer combined adjusting cabinet; the number of each selected component can be one or more. The wardrobe is efficient, simple, flexible and free to assemble, the size adjusting layers are arranged in the left-right direction and the vertical direction, the requirement for professional accurate measuring rulers is reduced, and the situation that the installation is inconvenient and the installation effect is poor due to inaccurate measuring rulers is avoided.