169results about How to "Achieve the purpose of regulation" patented technology

A mesoporous Si-Al catalyst is prepared from inorganic aluminium salt and water glass through adding ammonia water for deposition, washing deposit by water and ammonium nitrate solution, adding diluted nitric acid as dispergating catalyst to obtain stable and clear Si-Al sol, vacuum drying to obtain gel, and calcining at 350-650 deg.C for 1-20 hr. Its advantages include low cost, simple preparing process, high specific surface area and narrow range of mesoporous diameters.

The invention provides a shift register unit, a drive method thereof, a gate drive circuit and a display device, relates to the technical field of display, and can adjust a pulse width of each grade of output end signals of a GOA circuit. The shift register unit comprises an input module, a first pull-up control module, a second pull-up control module, a pull-down control module, a pull-up module, a pull-down module and an energy storage module. The input module output outputs a signal of a signal input end to a first node, and the energy storage module stores a voltage of the first node or provides a stored voltage to the first node. The first pull-up control module outputs voltages of first voltage ends to a pull-up control mode under the control of the first node, first clock signal ends and a second clock signal end; the second pull-up control module outputs a voltage of a second voltage end to the pull-up control mode under the control of the first node; and the pull-down control module outputs the voltage of the first node to a pull-down control node under the control of a second clock signal end.

The invention discloses a microwave photonic band stop filter based on a Microring-Mach Zehnder interference (MR-MZI) structure, which comprises a semiconductor laser, a polarization controller, a phase modulator, an optical band pass filter, an MR-MZI integrated optical filter unit and a photoelectric detector. Narrow bandwidth filter is realized through adjusting the coupling interval between microring resonators in the MR-MZI integrated optical filter unit; through adjusting the bias voltage of each heating electrode in the MR-MZI integrated optical filter unit, the amplitude and the phase of signals are regulated; the amplitude response and the phase response of the microring are used for being combined with the MZI structure in the MR-MZI integrated optical filter unit to generate fully destructive interference, and an ultra high inhibition ratio is realized. According to the microwave photonic band stop filter provided by the invention, on the basis of the narrow bandwidth, the ultra high inhibition ratio is realized, and the microwave photonic band stop filter performance is improved.

The invention belongs to the technical field of space division, and in particular relates to a dual-tower argon producing system and a process thereof for producing argon by low temperature fractionation. The process comprises that: an air fractionating tower produces argon fraction containing 6 to 10 percent of argon GAR1; the argon fraction containing 6 to 10 percent of argon GAR1 is introduced into an argon roughening tower II (C3-2) to form argon fraction GAR2; the argon fraction GAR2 is introduced into an argon roughening tower I (C3-1); in the argon roughening tower I (C3-1), oxygen and nitrogen are removed through the rectification of an argon refining tower, and pure liquid argon is formed between the upper section and the lower section of the argon roughening tower I (C3-1), and is extracted to serve as a product. The system and the process have the advantages of simple process flow, low difficulty in controlling each part, investment conservation and high safety.

The invention discloses an optical bandpass filter based on a double microring-Mach Zehnder interference structure. The optical bandpass filter is composed of a first multi-mode interference coupler, a second multi-mode interference coupler, a third multi-mode interference coupler, a first coupling grating, a second coupling grating, a first heating electrode, a second heating electrode, a third heating electrode, a fourth heating electrode, a first upload-download type micro ring, and a second upload-download type micro ring. According to the invention, on the basis of the design of the coupling states of two upload-download type micro rings, fully destructive interference is introduced based on a cascaded adjustable Mach Zehnder interference (MZI) structure; amplitude regulation is realized by adjusting the bias voltage on the heating electrode of the MZI1, so that amplitudes of passband external light signals of an upper arm and a lower arm becomes identical; and phase regulation is realized by adjusting the bias voltage on the heating electrode of the MZI2, so that phases of passband external light signals of the upper arm and the lower arm are opposite. Therefore, the extinction ratio of the filter increases under the circumstance that the passband insertion loss is not increased. The provided optical bandpass filter has advantages of narrow bandwidth, high extinction ratio, and low insertion loss.

The invention discloses a surround-sound sound-image processing system, and relates to the field of audio processing. The surround-sound sound-image processing system comprises an audio material receiving component, a sound image point display component, a parameter setting component, a sound image point coordinate transformation component, and an audio material transformation component. The surround-sound sound-image processing system can enable single-track or three-dimensional-track audio data to be converted into surround-sound-track audio data for outputting, for example, when a mouse is simply dragged or a slide block is simply pulled, the position of a sound image point in a sound field can be changed, and the purpose of regulation of surround-sound sound images is achieved. According to the surround-sound sound-image processing system, surround-sound sound-image regulation methods are flexible and simple.

The invention discloses an underwater robot diving depth self-adjusting device, and relates to the technical field of buoyancy adjusting devices. The underwater robot diving depth self-adjusting device comprises a fixing plate; a sealing ring is fixed to the lower surface of the fixing plate; an adjusting cylinder is fixed to one side of the sealing ring; an adjusting hole is formed in the lower surface of the adjusting cylinder; a movable hole is formed in the upper surface of the fixing plate; a first rotating shaft is fixed in the movable hole; a threaded rod is fixed to the inner wall of the first rotating shaft; a clamping groove is fixed to one end of the threaded rod; a plurality of first clamping blocks are fixed to the surface of the clamping groove; a second rotating shaft is fixed to the other end of the threaded rod; an adjusting plate is fixed to an outer ring of the second rotating shaft; and a spring is fixed to one side of the adjusting plate. Through the action of thethreaded rod, the volume of liquid in the adjusting cylinder can be flexibly adjusted, and the underwater robot diving depth self-adjusting device floats or sinks under the action of buoyancy, so thatthe purpose of adjustment is achieved, the self-adjustment of the diving depth of the underwater robot is realized and the operation requirements of the underwater robot at different depths are better met.

The invention relates to a work bench of electric spark machine. Wherein, it comprises main body, fixer for fixing work piece; said main body has pad block for supporting work piece, which is lifted on the main body; said main body also has pad block for adjusting the height of work piece, therefore, it can process different planes easily. The invention has simple adjustment and simple operation, to improve processing efficiency.

The invention discloses an adjustable LED street lamp light source which comprises a packaging substrate, a chipset mounted on the packaging substrate, a dimming device comprising a threaded sleeve and a rotary drum which are matched, a lens group comprising a concave lens and a convex lens, and a fluorescent tube, wherein the concave lens is arranged on the threaded sleeve, the convex lens is arranged at the front end of the rotary drum, and the fluorescent tube is arranged between the chipset and the lens and filled with a liquid fluorescent material. The invention solves the technical problem and provides the LED street lamp light source capable of adjusting the light-focusing degree. According to the adjustable LED street lamp light source disclosed by the invention, the lens group matched with and controlled by the dimming device is adopted, so that focal length match among various lenses of the lens group is achieved, further, light type of the light source can be adjusted and controlled, and the controllability of the LED street lamp light source is improved effectively.

The invention discloses a dehumidification air cooling apparatus and a cooling method. The dehumidification air cooling apparatus comprises an air dehumidification device provided with a moisture adsorber, wherein an air outlet of the air dehumidification device is connected with a cooling device, and the air dehumidification device is further connected with an adsorber regeneration device used for regenerating the moisture adsorber after excessive moisture is adsorbed by the moisture adsorber. The water vapor content of air in an external environment is reduced through the air dehumidification device, and then the air exchanges heat with cooled air flowing through a cold-side channel of an indirect evaporative cooler to achieve the purpose of dehumidifying and cooling the cooled air, and meanwhile, the cooled air enters a direct evaporative cooler to further achieve the required temperature and humidity. According to the invention, the techniques of membrane separation and adsorption are combined together, and an evaporative cooling technique is adopted to cool and absorb heat, so that a system can work in a high-humidity environment, the integrated energy efficiency ratio is high and the maintenance workload is small.

The invention discloses a mould adjustable in bottom thickness of injection molded products. The mould comprises a lower mould plate, the top of the lower mould plate is fixedly connected to the bottom of a seal gasket, the top of the seal gasket is in lap joint with the bottom of an upper mould plate, a moving block internally sleeves the upper mould plate, each of left and right sides of the moving block is fixedly connected with one side of each of two sliders, each slider internally sleeves a slide groove in one side of the inner wall of the upper mould plate, and the bottom of each slideris movably connected with the bottom of the inner wall of the corresponding slide groove through a telescopic rod. By improvement of the upper mould plate, a pressure spring in each slide groove is matched with the corresponding telescopic rod to extrude the moving block to a standard position, and accordingly extrusion of a standard product can be realized by a mould core, the moving block can be extruded by a pressure block by rotating of an adjusting rod, and thus, the moving block pushes the mould core to move downwards. When injection molding slurry enters a mould groove, thickness reduction is realized under the extruding action of the mould core, and accordingly adjustment is realized.

The invention belongs to the technical field of agricultural machinery, and relates to a pneumatic type precise corn no-tillage planter. The pneumatic type precise corn no-tillage planter comprises a fan (1), a fan rack (2), a fertilizer box (3), a three-point hanging mechanism (4), an active anti-blocking mechanism (7), a general stander (8), a parallel four-connection-rod seeding mechanism (9), an air pressure distribution pipe (5) and a depth control mechanism (6), wherein the four-connection-rod seeding mechanism (9) further comprises a tension spring adjustment ring (29), a stop piece (37) and a lower parallel four-connection-rod limiting mechanism (38); and the depth control mechanism (6) comprises a depth control mechanism mounting plate (46), a depth control mechanism rotating shaft (47), a spring fixing pin (48), an adjustment spring (49), a depth control mechanism adjustment handle (50), a limiting plate (51), a depth control wheel (52), a first depth control mechanism bevel gear transmission box (17) and a second depth control mechanism bevel gear transmission box (56). The planter integrates the active anti-blocking mechanism, a pneumatic type planter and seeding profiling.

The invention applies to the field of clinical medicine and provides a focusing target adjusting system, method and device for magnetic resonance-guided focused ultrasound. The system comprises: a magnetic resonance scanning chamber, a scanning bed positioned in the magnetic resonance scanning chamber, a longitude probe moving guide fixedly connected to the front end of the scanning bed, a latitude probe moving guide perpendicularly and slidably connected to the longitude probe moving guide, an ultrasonic array probe slidably connected with the latitude probe moving guide, a magnetic resonancescanner slidably connected with the scanning bed, a human-machine interaction terminal positioned outside the magnetic resonance scanning chamber, a master industrial personal computer connected withthe human-machine interaction terminal, and a signal controller connected with the ultrasonic array probe, the magnetic resonance scanner and the master industrial personal computer. A fixed coordinate conversion relationship is established between the ultrasonic array probe and magnetic resonance images through the system, so that a focused target can be precisely adjusted through position shiftand phase adjustment of array elements of the ultrasonic array probe, and deep brain nerves are controlled.

The invention relates to steel structure hoisting and conveying equipment for steel structure factory building. The equipment comprises a take-up and pay-off mechanism, an auxiliary mechanism and a hoisting mechanism. The auxiliary mechanism and the hoisting mechanism are sequentially arranged at the lower end of the take-up and pay-off mechanism from top to bottom, the auxiliary mechanism and thehoisting mechanism are connected with the side wall of the take-up and pay-off mechanism, the take-up and pay-off mechanism comprises a first installation plate, a second installation plate, a take-up and pay-off roller, a take-up and pay-off motor, a hoisting bobbin, a traction bobbin, a hoisting steel wire and a traction steel wire, the hoisting mechanism comprises a connection plate, an adjusting air cylinder, a connecting rod, a bearing bracket, an installation plate, an adjusting air cylinder, a magnet and an adsorption frame, and the auxiliary mechanism comprises an auxiliary plate, anauxiliary guide rail, a guide barrel, a movable block, an adjusting block, a reset spring and a pull rope. Steel is fixed simultaneously through two modes of bottom bearing and upper end magnet adsorption during hoisting and conveying, so that the stability of the steel in the hoisting process is improved, and when the steel which is hoisted to a specified position is placed, a certain buffering role can be played in falling of the steel.

The invention provides a time-division and temperature-division control system of public building heating measurement. The time-division and temperature-division control system comprises a first electric control valve arranged on a main building heating pipeline, an indoor wireless collector arranged indoors, an outdoor wireless collector arranged outdoors, a building heat meter arranged on the main building heating pipeline, a meter-reading device connected with the building heat meter, a time-division and temperature-division controller respectively connected with the indoor wireless collector, the outdoor wireless controller and the building heat meter through a wireless communication network and a control terminal connected with the time-division and temperature-division controller. The time-division and temperature-division controller controls the opening degree of the first electric control valve. The time-division and temperature-division control system of public building heating measurement is capable of saving energy and convenient to manage, install and debug.

The invention discloses an adjustable turning sling which comprises a sling body (1), an electric cabinet (2) and an electromotor (3), wherein the inside of the sling body (1) is horizontally provided with a lead screw (4) and longitudinally provided with a crossbeam set, the lead screw (4) is movably fixed on the crossbeam set, the lead screw (4) is provided with a large chain wheel (5), and the electromotor (3) is hinged with the large chain wheel (5) by a transmission chain (6); and the inside of the sling body (1) is provided with a trolley, the trolley is composed of a trolley body (7) and traveling wheels (8), the traveling wheels (8) are arranged on the trolley body (7), the upper part of the trolley body (7) is movably connected with the lead screw (4), the lower part of the trolley body (7) is provided with a hitching leg (9), the hitching leg (9) extends to the outside of the sling body (1), the hitching leg (9) is provided with a speed reducer (10), and a hoisting belt (11) after passing through the speed reducer (10) is hung on the hitching leg (9). The adjustable turning sling disclosed by the invention has the function of protecting the safety of equipment turning, and can carry out adjustable turning in the process of hoisting.

The invention discloses an artificial intelligence-based garden pesticide spraying method. The artificial intelligent garden pesticide spraying method has the advantages that a pesticide dispensing box is arranged on a vehicle plate, a stirring rod and stirring blades are arranged in the pesticide dispensing box, and the stirring blades are driven by a stirring motor to rotate and stir pesticide and water mixed liquid in the pesticide dispensing box, so that the purpose of pesticide dispensing is realized, more convenience in use is realized, and the trouble of artificial pesticide dispensing is avoided; a pesticide hopper is arranged at the top part of the pesticide dispensing box, a first flowmeter and an electromagnetic valve are arranged at the bottom part of the pesticide hopper, the amounts of pesticide and water are set by a control panel in a driving cab, the first flowmeter is used for making statistics on the pesticide which flows from the interior of the pesticide hopper into the pesticide dispensing box, and transmitting statistic data to the control panel, and when the amount of the pesticide entering the pesticide dispensing box reaches a set value, the control panel is used for controlling the closing of the electromagnetic valve, so that the purpose of intelligent control is realized, and more convenience in use is realized; a water tank is arranged on the vehicle plate, and is used for storing running water; a water inlet pipe is connected with a running water pipe by a rubber pipe in the use process, and the purpose of supplement water into the water tank is realized.

The invention discloses a method, a system and a device for regulating parameters of an air conditioner. The method comprises the following steps that a switching instruction is obtained, and the airconditioner is controlled to enter into a projection mode according to the switching instruction; projection information of a projection area corresponding to a projection assembly of the air conditioner is obtained under the condition that the air conditioner enters into the projection mode; whether the projection information meets a preset condition is determined; and the projection assembly ofthe air conditioner is regulated under the condition that the projection information fails to meet the preset condition. The technical problem that the projection area of the air conditioner during projection can not be regulated automatically in the prior art is solved.

The invention relates to a fluid sensor which comprises a shell, a signal transmitter, a piston and a resetting device, wherein the piston is slidably arranged in a cavity of the shell and used for dividing the cavity of the shell into an inflow cavity and an outflow cavity; an induction element is arranged at one end of the piston adjacent to the signal transmitter; an inflow opening is arranged on the shell of one side of the inflow cavity; and the shell at one side of the outflow cavity is provided with an outflow opening and a flow supplementary opening as well as a regulating device used for regulating the maximum volume of the outflow cavity. The fluid sensor solves the technical problem of insufficient or waste oil feeding amount when the oil feeding amount of an oil feeder can not be accurately controlled by the traditional fluid sensor in use, and is in particular suitable for lubrication systems of various apparatuses.

The invention discloses a computer table. The computer table comprises a table top, wherein table feet which can freely extend and retract are arranged below the table top, each table foot comprises a first support rod and a second support rod, the upper end of the first support rod is fixedly connected with the table top, the lower end of the first support rod is inserted into the second support rod in penetrating mode, through holes are formed in the first support rod and the second support rod, the through holes in the first support rod are symmetrical to the through holes in the second support rod, and support rods which are used for adjustment are arranged in the through holes. The computer table is simple in structure and ingenious in design. When the computer table is used, a user only needs to pull out the support rods from the through holes, and then the user can change positions of the through holes in the first support rod and in the second support rod by raising and lowering the table top, and finally the user inserts the support rods into the through holes when the through holes in the first support rod respectively overlap the through holes in the second support rod, and accordingly an adjustment purpose is achieved. Furthermore, a bottom plate is welded below the second support rod, and accordingly the stressed area is increased, and the computer table difficultly waggles when used.

The invention discloses a high-efficiency solar photovoltaic panel which comprises a first transverse plate and wheels, a plurality of wheels are fixedly connected to the lower surface of the first transverse plate, and a power device is installed above the first transverse plate. The invention discloses a high-efficiency solar photovoltaic panel. The structures such as the wheels, the transverseplate, the base and the vertical rod are matched with one another; the solar photovoltaic panel can be driven by wheels to move; therefore, the use performance is improved, the electric push rod, thesecond transverse plate, the toothed plate, the gear rod, the connecting rod, the solar photovoltaic panel and other structures are matched with one another; the angle of the solar photovoltaic panelcan be adjusted through the electric push rod, so that labor force is saved, the upper side and the lower side of the solar photovoltaic panel can be supported through mutual cooperation of structuressuch as a vertical rod, a connecting rod, an arc-shaped connecting rod, a second vertical plate, the solar photovoltaic panel and a circular block, and therefore the stability of the solar photovoltaic panel is improved.

The invention relates to an adjustable folding multifunctional intelligent sofa. The adjustable folding multifunctional intelligent sofa comprises a base frame, telescopic mechanisms, a jacking mechanism and adjusting mechanisms. The base frame is of a hollow cuboid structure with a left opening and a right opening, rubber strips are evenly arranged at the lower end of the base frame from the front to the back, the telescopic mechanisms are arranged on the base frame, and the adjustment mechanisms are arranged at the upper ends of the telescopic mechanisms; and the side walls of the telescopic mechanisms are connected with the side walls of the adjustment mechanisms, square openings are symmetrically formed in the left side and the right side of the lower end of the base frame, jacking openings are symmetrically formed in the front and the back of the upper end of the base frame, lifting openings are formed in the inner sides of the jacking openings, and the telescopic mechanisms comprise fixing plates, rotating gears, rotating motors, adjusting cylinders, connecting frames, adjusting rods and moving pads, and the jacking mechanism comprises a transition gear, a lifting rack, a lifting plate, a lifting sofa and a folding backrest. The problems that an existing sofa is large in occupied space, poor in adjustability of the backrest and unadjustable in the length of the sofa are solved.

A hand rest matched with the back of a seat for the driver of locomotive or vehicle is composed of a main body, a rotary supporting axle installed to the tail of main body, a position limiting part fixed to said rotary axle, a supporting axle fixer installed to one end of supporting axle, which is extended out of the main body, a thrust nut on the main body and relative to position limiting part, and a rotary handle on a push rod in main body. Its advantages are adjustable depression angle and elevation angle and high rigidity.

The invention relates to the field of arrangement or installation of an automobile seat with an adjustable backrest, in particular to an angle adjustment and locking device applied to the backrest of the automobile seat. The angle adjustment and locking device applied to the backrest of the automobile seat comprises a cushion framework (1), and is characterized by further comprising a ball bearing (2), a rocker arm (3), a rocker arm bearing (41), a pin shaft (42) and a base plate (5), wherein the front portion of the cushion framework (1) is connected with a framework end of the rocker arm (3) through the rocker arm bearing (41), and an automobile body end of the rocker arm (3) is connected with the base plate (5) through the pin shaft (42). When the automobile body end of the rocker arm (3) rotates around the pin shaft (42), the framework end of the rocker arm (3) drags the cushion framework (1) through the rocker arm bearing (41). The angle adjustment and locking device applied to the backrest of the automobile seat is simple in structure, convenient to install and flexible in adjustment.