64results about How to "Flexible and stable operation" patented technology

The invention discloses a method and device for simultaneously desulfurizing and denitrifying flue gas by photo-catalysis and oxidation. The method comprises the following steps: firstly, enabling the flue gas to enter a vacuum ultraviolet irradiation region; under high-energy ultraviolet irradiation, generating active free radicals and ozone for oxidizing to remove partial SO2 and NOx in the flue gas; then enabling the flue gas to penetrate through a whole type photocatalyst bed layer; purifying and removing the SO2 and the NOx under the synergistic effect of the photo-catalysis and oxidation and catalytic ozonation; enabling acid-containing flue gas to enter an atomization absorption region; under an absorption effect, washing and removing desulfurizing and denitrifying products, namely H2SO4 and HNO3. The device for desulfurizing and denitrifying the flue gas is composed of the vacuum ultraviolet irradiation region, the whole type photocatalyst bed layer and the atomization absorption region. By adopting the catalyst bed layer designed by the invention, 100 percent of ultraviolet light can be illuminated to the surface of a catalyst, and nearly 100 percent of the surface of the catalyst can also receive the ultraviolet light; the problem that the light illumination utilization rate in a traditional photo-catalysis waste gas treatment process is not ideal is solved.

The invention discloses a gas-liquid-solid multiphase separating system involved in a deep sea natural gas hydrate extraction process. The system mainly comprises a fluidized bed, a feeding lock hopper, a cyclone separator, a sand lock hopper, a gas distribution plate, a heating plate, a control valve and the like. Firstly, hydrate sediment is mechanically crushed into hydrate particles, the hydrate particles and an appropriate amount of seawater are mixed to form hydrate slurry stored in the feeding lock hopper, and the hydrate slurry flows into the fluidized bed through a feeding gate valve;methane serving as fluidizing gas enters the fluidized bed through the gas distribution plate from the bottom of the fluidized bed; the hydrate particles, the seawater and the fluidizing gas form stable gas-liquid-solid multiphase fluidization in the fluidized bed; and the hydrate particles are subjected to thermal decomposition under the action of the high-temperature seawater and an internal heating component, the methane gas is released, the coarse methane gas is further separated through the cyclone separator and then delivered to an offshore platform, and the sediment remaining after decomposition is backfilled to the seabed through the sand lock hopper.

The invention discloses a hierarchical optimization control method for a multifunctional energy storage system of an electrified railway. The hierarchical optimization control mainly comprises a global optimization layer which is used for system energy management, a regional decision-making layer used for coordination control and electric energy quality comprehensive compensation under normal/abnormal working conditions among the subsystems, and a local execution layer which ensures that self-discipline control is carried out in each independent subsystem. Train regenerative braking energy can be effectively recycled, multiple electric energy quality problems of a traction power supply system can be solved, the traction power supply quality can be improved, and extra economic benefits can be brought; and meanwhile, the energy storage system forms a distributed redundant system with fault-tolerant capability based on a modular parallel structure, continuous execution of the multiple functions can be ensured even under the condition of external disturbance or local faults, the strict requirements for internal power electronic devices are reduced, and the adaptability of the system is improved.

The invention discloses a reaction cup bearing device of a full-automatic chemiluminescent immunoassay system. The reaction cup bearing device comprises a support and a reaction cup bearing disc positioned above the support, wherein the reaction cup bearing disc is hinged on the support. The reaction cup bearing device also comprises a rotary driving part connected with the reaction cup bearing disc, wherein the rotary driving part is used for controlling the horizontal rotation of the reaction cup bearing disc so as to lead all reaction cups on the reaction cup bearing disc to be positioned on a sampling position, a cleaning position and a detecting position respectively. The process is flexible, the operation is stable, and miniaturization of equipment can be realized. The invention also discloses the full-automatic chemiluminescent immunoassay system comprising the reaction cup bearing device.

The invention provides a cleaning machine with a lifting device and relates to the technical field of the cleaning machine. The top end of a lead screw is provided with a lead screw upper shaft seat, a first steel plate is arranged under the lead screw upper shaft seat, the lower side of two ends of the first steel plate are symmetrically provided with fixing steel pipes, the bottom end of the lead screw is provided with a lead screw cap, a second steel plate is arranged under the lead screw cap, two ends of the second steel plate are symmetrically provided with sliding stainless steel pipes, in addition, the sliding stainless steel pipes are fixed with the second steel plate through thin screw nuts, the sliding stainless steel pipes at two sides are respectively arranged on sliding stainless steel pipe slide seats, the bottom end of the sliding stainless steel pipe slide seats at two sides are respectively provided with a slide seat press plate, a lead screw lower shaft seat is arranged under the second steel plate, a speed reducer installing plate is arranged under the lead screw lower shaft seat, and a lifting speed reducer is fixedly arranged on the speed reducer installing plate. The cleaning machine has the advantages that the lifting effect is good, the operation is stable and flexible, the structure is simple, the cost is reduced, and in addition, the cleaning effect and the cleaning efficiency of workpieces are improved.

The invention relates to the field of box folding equipment, in particular to a height positioning device and an automatic box folding machine. The height positioning device comprises a pressing plate, a telescopic mechanism and a microswitch for triggering the telescopic mechanism to operate, wherein the pressing plate is connected with the telescopic mechanism through an ejector rod, and the pressing plate pushes the ejector rod to trigger the microswitch by resistance, so that the telescopic mechanism drives the pressing plate to retreat. The height positioning device and the automatic boxfolding machine have the beneficial effects that the height positioning device is simple in structure and flexible in movement, the microswitch is triggered through the collision of the pressing plateand an obstacle, whether the pressing plate is in place or not can be accurately judged through the height positioning device, and the positioning accuracy is improved.

The invention discloses an impedance hole and method for accelerating attenuation of water-level fluctuation of a pressure regulation chamber. The impedance hole is formed by additionally arranging a movable baffle and a buffer device at an impedance orifice of the pressure regulation chamber. The method comprises the steps that the area of the impedance orifice is made to change automatically in a transition process, the baffle is opened rapidly when water flow in a tunnel enters the pressure regulation chamber, the area of the impedance hole is large, and thus water hammer waves can be reflected quite well; and when the water flow in the pressure regulation chamber starts to flow backwards, the movable baffle is closed, the area of the impedance hole is decreased in the backflow process, the head loss of the water flow flowing through the impedance hole is increased, and the attenuation of the water-level fluctuation of the pressure regulation chamber is accelerated. All relevant dimensions and the opening angle of the movable baffle can be determined according to a derived computational formula. According to the impedance hole and method for accelerating the attenuation of the water-level fluctuation of the pressure regulation chamber, on the premise that other regulation and maintenance requirements are met, the attenuation of the water-level fluctuation of the pressure regulation chamber can be greatly accelerated, and the regulation quality of a power station is improved.

The invention discloses a renewable energy micro-grid power supply railway energy route regulation and control method, which comprises an energy management layer for switching a current operation mode of a system based on real-time operation data and calculating to obtain a current and/or power instruction compensated by each route subsystem; the regional decision-making layer is used for distributing reference power and/or reference current of each routing subsystem; and the equipment control layer is used for coordinated control of each routing subsystem and the direct-current micro-grid. According to the invention, the regenerative braking energy of the train can be effectively recycled; renewable energy sources are accessed to a traction power supply system, and the energy consumption of a three-phase power grid is reduced; when the traction network has a short-time fault, the power supply capability within a certain period of time can be ensured; the fault-tolerant capability is realized; the electric energy quality problem of a traction power supply system can be effectively improved; and the tolerance requirement on internal power electronic devices in a high-voltage and high-capacity environment can be relieved.

Belonging to the technical field of treatment of contaminated oil, the invention discloses oil extraction filtration equipment and a filtration method. The equipment includes a main tank body, the inside of the main tank body is sequentially provided with an air-water mixer, a conical primary filter, overflow settlers, a floc interceptor, a coalescing separator, a water collecting tank and an oilcollecting tank from the bottom up. The water collecting tank is communicated with a water outlet pipe, the oil collecting tank is communicated with an oil outlet pipe, and an air outlet pipe is disposed above the main tank body. The equipment provided by the invention combines flocculation, air flotation, oxidation, suspension layer filtration, coalescence and filtration into a whole, is equippedwith a floc interception layer, a standby filter and a plurality of overflow settlers, has the characteristics of high treatment efficiency, fast formation of filter layer, strong adaptability, and flexible and stable operation, and is suitable for treatment of various sewage containing suspended matters, is especially suitable for suspension filtration of high salinity and high density oily sewage hardly adaptable by existing similar technologies, also has the advantages of low energy consumption, small land occupation and investment, and low operating cost, thus being suitable for popularization and use.

The invention relates to the field of equipment for detecting reactions of biological chips, and specifically discloses a conveying storage device forfull-automatic pipe-type chemiluminescence reaction cups. The conveying storage device for the full-automatic pipe-type chemiluminescence reaction cups comprises a reaction cup conveying part and a reaction cup storage part, wherein the reaction cup conveying part comprises a conveying motor arranged at one end of a conveying frame, and the conveying motor drives a conveying belt; the conveying belt is arranged on the upper surface of the conveying frame, a feeding supporting plate is arranged between a circulating upper belt and a circulating lower belt of the conveying belt, and the upper surface of the feeding supporting plate is provided with a conveying belt groove; and belt wheels of the two ends of the conveying frame are provided with stopping limits, the reaction cup storage part comprises a storage bin frame which is composed of left and right side cover plates, front and rear vertical plates and an upper cover. The conveying storage device provided by the invention adopts a modular design, the work efficiency is high, the degree of automation is high, the comprehensive ability is strong, the application cost is low, the operation of each mechanism is flexible and stable, the precision degree is good, the mechanical noise is low, and the conveying storage device is safe and pollution-free.

The invention provides an actuating mechanism of a a library robot. A book returning power system and a book storage system of a book management robot are separated, the integrity is not good, the control difficulty of the robot is increased accordingly, and in addition, when batch arrangement work is achieved, detailed arrangement actions are difficult to complete accurately. In the actuating mechanism provided by the invention, a main support frame is vertically arranged; at least one movable bookshelf is arranged inside the main support frame; target books are arranged in the movable bookshelf; the movable bookshelf reciprocates in the height direction of the main support frame; a position control clamp and a push component are both arranged on the main support frame; the push componentreciprocates in the height direction and/or the length direction of the main support frame; the push component is arranged towards one side of the movable bookshelf; the position control clamp reciprocates in the height direction and/or the length direction of the main support frame; the position control clamp is arranged towards the other side of the movable bookshelf; and the push component isused for pushing the target books in the movable bookshelf to designated positions for storing books through the position control clamp. The actuating mechanism provided by the invention is applied tolibraries.

The invention discloses a transformer tap switch based on brake cable control, and belongs to the field of transformer switches. The transformer tap switch comprises a far-end operating mechanism anda tap switch main body, the far-end operating mechanism and the tap switch main body are in transmission connection through a brake cable, or a near-end control mechanism is arranged on the tap switchmain body, and the far-end operating mechanism and the near-end control mechanism are in transmission connection through the brake cable; the far-end operating mechanism is in transmission connectionwith the tap switch main body through the brake cable; gear switching of the tap switches can be remotely, synchronously and one-to-one controlled by using the far-end operating mechanism. The installation positions of the far-end operating mechanism and the tap switch can be flexibly selected, so that the installation of the tap switch of the transformer is facilitated, the gear switching operation of the tap switch is facilitated, and the installation and operation of the tap switch are more flexible and convenient; and the tap switch of the transformer can be applied to various strip-shaped tap switches, cage-shaped tap switches and disc-shaped tap switches.

The invention discloses a toothed rope conveyor capable of making turns in the plane. The toothed rope conveyor comprises machine frames, sealed box bodies provided with a feeding inlet and a discharging outlet correspondingly, driving devices fixed to the machine frames at the two ends, and driving wheels which are installed on output shafts of the driving devices and located in the two ends of the sealed box bodies; a plurality of toothed rope tooth block assemblies arranged at equal intervals are fixed to a close-loop steel wire rope, and tooth blocks are conical; the periphery of each driving wheel is provided with a plurality of conical grooves formed at equal intervals, the conical grooves are engaged with the multiple toothed rope tooth block assemblies on the close-loop steel wirerope so that scraper blades on the toothed rope tooth block assemblies can circularly move in the sealed box bodies; and the bottoms of the tooth blocks are provided with anti-deviation structures matched with anti-deviation rails which are fixed to the positions, in the middles of the box bodies in the width direction, of the machine frames, and the anti-deviation rails and the sealed box bodiescomprise at least one plane turning position. The toothed rope conveyor can avoid obstruction of large-size equipment or a building and adapt to layout of the existing equipment and the building.

The invention discloses hydraulically enhanced digital coiled tubing injection equipment with smooth transmission power. The hydraulically enhanced digital coiled tubing injection equipment structurally includes a vehicle head, a vehicle body, vehicle wheels and a split cylinder device, the vehicle head and the vehicle body are connected in an installation mode, the vehicle wheels are installed onthe vehicle head and the vehicle body, the split cylinder device is locked on the vehicle body, the split cylinder device is provided with an injection device, a hydraulic device and a power cylinder, and the injection device includes a bottom plate, a control box, a tubing drum and a hydraulic transition device. According to the hydraulically enhanced digital coiled tubing injection equipment with the smooth transmission power, the injection device is lowered into a well, the hydraulic device realizes hydraulic transmission to drive the operation of the injection device, and the hydraulic transition device transmits the transmission force of the hydraulic device to the tubing drum, so that the transmission stability is greatly improved, and lubrication oil stains are less brought out byan injector and the oil stains are less attached to the surface of the components; and hydraulic inner wheel structures drive accelerated flow of liquid and draw liquid scale into dual wheels, enhancing machines can increase the hydraulic power or reduce the power according to the operating state of a tubing structure, and the operation of the overall equipment is more stable.

The invention discloses a bidirectional sisal hemp harvester. The bidirectional sisal hemp harvester comprises a cutting device body for cutting sisal hemp, a walking mechanism for driving the cutting device body to walk, a steering mechanism for driving the cutting device body to rotate around the Z axis, a telescopic connecting mechanism for driving the cutting device body to stretch out and draw back front and back, a Y-direction rotating mechanism for driving the cutting device body to rotate around the Y axis and a Z-direction feeding mechanism for driving the cutting device body to move vertically. The cutting device body comprises a manipulator mechanism and a cutter head mechanism, the manipulator mechanism is connected with the cutter head mechanism and drives the cutter head device to approach the sisal hemp from the side surface; and the cutter head mechanism comprises a cutter head, blades and a fourth motor, the fourth motor is connected with the cutter head and drives the cutter head to rotate, and the blades are fixed to the cutter head and cut the sisal hemp along with rotation of the cutter head. The bidirectional sisal hemp harvester is stable in structure and easy to operate, solves the problem that the sisal hemp is difficult to harvest, and belongs to the field of harvesting equipment.

The invention discloses an all-pneumatic all-dimensional drill carriage. The all-pneumatic all-dimensional drill carriage comprises driving wheels, a first track, a second track, traveling speed reducers, a pump station, an oil pump, a reduction gearbox, a fixing plate, a pneumatic motor, a control chamber, an alarm device, a valve, a first reversing valve, a second reversing valve, a pneumatic alarm horn, a base, a vertical column, a supporting column, a drill arm, an integrated atomized lubricator, a pneumatic control valve and an atomized lubricator. The vertical column and the alarm deviceare arranged at one end, away from the control chamber, of the base. Accuracy and safety in pressure comparison of an air passage and a liquid passage in the alarm device are achieved, and accurate alarm instructions can be provided by the first reversing valve and the second reversing valve.

The invention relates to maintenance equipment for an aircushion moving bag lifting hanging train, which consists of an aircushion moving maintenance transportation straddle truck and an aircushion moving bag lifting maintenance platform. An aircushion plate is used as an operation mechanism. A leg hewing straddle truck structure is adopted. A rail segment of the train is hung on the upper part of a door frame. The train is pulled in and pushed out in a span by a rack transmission pushing and pulling mechanism. The aircushion plate and a support are arranged under a foot beam of the straddle truck. The platform adopts an air bag lifting device. A soft accommodating hoisting air bag is used for supporting the bottom surface of a carriage for the lifting to realize detaching and attaching of the carriage and a bogie of the train. The bottom of the frame of the platform is provided with the aircushion plate and a support. The maintenance equipment of the aircushion moving bag lifting hanging train has the advantages as follows: the operation of the aircushion is labor-saving, flexible and stable, and the equipment is pushed manually to be simplified to improve the reliability; the leg hewing straddle truck structure facilitates the accurate butt of the rail segments of the train and the transportation of the train between the rail segments; the soft accommodating hoisting air bag is suitable for supporting the bottom surface of the carriage for the lifting to realize the detaching and the attaching of the carriage and the bogie of the train; and the equipment is simple with low manufacturing cost.

The invention relates to the field of molds, in particular to a mold with two-time ejection and resetting functions. The mold comprises a reset mechanism, an installing plate, a front mold and a back mold located between the installing plate and the front mold. A first-time ejection mechanism for first-time ejection of a product inside the back mold is installed on the installing plate, a second-time ejection mechanism for second-time ejection of the product inside the back mold is arranged between the installing plate and the back mold, in the assembling process of the front mold and the back mold, the front mold is operated to drive the reset mechanism to push the first-time ejection mechanism and the second-time ejection mechanism to reset. The mold has the advantages that by arranging the first-time ejection mechanism and the second-time ejection mechanism which are operated independently, the product can be completely ejected out from the back mold in the two-time ejection process, the phenomenon that clamping and strain of an ejection piece are caused by the excessive long ejection stroke of a single ejection mechanism is avoided, the mold operation stability is improved, and the service life is prolonged.

The invention discloses a self-built sewage treatment system and device for communities. A primary settling tank is connected with an aeration type membrane biological reaction pool through a pipeline, and the aeration type membrane biological reaction pool is connected with a feeding pool through a pipeline. In the treatment process, first, domestic sewage of residents is led into the primary settling tank through a pipeline, water quality homogenization, sewage amount adjustment and load impact prevention are performed on the domestic sewage of the residents inside the primary settling tank, purified domestic sewage of the residents enters the aeration type membrane biological reaction pool through the pipeline, and immersed hollow fiber membranes are arranged inside the aeration type membrane biological reaction pool and play a role in solid-liquid separation on sludge through suction negative pressure; when the sewage inside the domestic sewage pool exceeds a critical value, PAC inside the feeding pool enters the aeration type membrane biological reaction pool, PAC and P in the sewage form chemical sediment which enters a sludge groove, and the solid-liquid separation action of the aeration type membrane biological reaction pool discharges treated sewage through a water outlet pipeline, so that purification treatment is completed.

The invention discloses a pulley device of a conveyor, which comprises a fixing hole, a bolt hole, a bolt, a second baffle, a nut, a fixed wheel, a suspended ceiling, a fixing bolt, a first baffle, a fixing frame, a pin, a circular cylinder, and a pulley , Pulley groove. The present invention is simple in structure and low in cost. Through the action of the pulley, the direction of the force is changed, the friction is reduced, and the movement of the heavy object is realized in a labor-saving and quick manner. It is arranged inside the pulley, and the circular roller is fixed on the fixed wheel through the pin and the nut, which reduces the direct friction between the pulley and the pin, thus achieving labor-saving effect and more flexible operation. The bolts, bolt holes, and fixing bolts are mutually combined and fixed, and are in a movable connection relationship, and can swing in a small range, making the invention more flexible and stable.

The invention provides combined wood splitting equipment. The combined wood splitting equipment comprises a cross beam, wherein a support arm is connected to one end of the cross beam, and a wood splitting location mechanism is fixedly arranged at the other end of the cross beam; an inner chamber is arranged in the bottom of the cross beam, and a balance-support wood grabbing mechanism is arranged in the inner chamber; the wood splitting location mechanism comprises a support frame body, a hydraulic cylinder, a shakeproof backing plate and a splitting knife; a location inductor is arranged on the support plate; a rubber pad, a plywood and a bottom plate are sequentially arranged in an inner cavity of the shakeproof backing plate; a plurality of shakeproof bars sequentially extend from the top of the inner cavity of the shakeproof backing plate, and each of the shakeproof bars penetrates through the rubber pad and is in clamping-fixation connection with the plywood; the balance-support wood grabbing mechanism comprises a cylinder, a balance block, tier poles and wood grabbing arms; and the tier poles are rotationally arranged at the two sides of the inner chamber, and the plurality of wood grabbing arms are sequentially arranged on each of the tier poles. The combined wood splitting equipment provided by the invention has the beneficial effects of being stable and compact in structure, flexible and stable in running, high in wood splitting efficiency, accurate in location, and timely in transferring, thus ensuring a processing effect.