33results about How to "Simple and reliable operation" patented technology

The invention discloses a material carrying mechanical arm structure which comprises two mechanical arms which are symmetric left and right. Each mechanical arm comprises a large arm, a large arm motor, a small arm, a small arm motor, a lifting arm, a vertically-moving motor and a clamping device. The two clamping devices are horizontally opposite to each other left and right so as to be matched to clamp materials. The material carrying mechanical arm structure can carry different materials different in size and height and is particularly suitable for carrying materials such vegetables, flour and semi-finished products in kitchens of large canteens, hotels and restaurants. The invention further discloses a moving type kitchen carrying robot with the mechanical arm structure. The moving type kitchen carrying robot can walk and turn automatically, automatically recognize the position information of the materials, automatically avoid obstacles and automatically load and unload the materials, the materials cannot be carried manually, equipment does not need to be controlled manually, the automation degree and the production efficiency are high, the labor force and production cost are saved, and control is simple and reliable.

The invention discloses a method for processing breeding wastewater through multi-biological-phase zoogloea packing. The method includes the following steps of firstly, culturing and domesticating multi-biological-phase zoogloea; secondly, processing livestock breeding wastewater. Through the extra-large cation exchange capacity and microbial affinity of the multi-biological-phase zoogloea packing, the perfect combination of physical adsorption removal and biological degradation removal is achieved, and the method has outstanding denitrification capacity; a stable microbial system is formed, the microorganism concentration is tens times higher than that of an activated sludge process, impact load resistant capacity is strong, and basically no residual sludge exists. Running and operating are quite simple and reliable; compared with a conventional biochemical technology, investment is basically equal to or slightly higher than that of other processes, and running cost is reduced by about 90%.

The invention relates to an air regulating device. The device comprises an air direction transmission structure and an air volume transmission structure which are arranged on a shell, and a shell cavity is protruded upwards out of the shell in the axial direction. The wind direction transmission structure is installed on the outer side of the shell cavity so as to adjust the blowing angle. The airvolume transmission structure is installed on the inner side of shell cavity to adjust the air blowing strength, and comprises a knob assembly, an air volume bush, a transmission shaft and an air door, the transmission shaft is connected with the air door, and the knob assembly is installed on the transmission shaft through an air volume universal joint pair by means of the air volume bush. According to the air regulating device, independent control over the air direction and the air volume can be achieved, and meanwhile the situation that in the prior art, due to the fact that the elasticityof a spring is weakened, operation is not smooth or the air door cannot be normally closed can be prevented. Moreover, according to the air regulating device, random adjustment of different air blowing angles can be achieved, the air blowing amount and the air blowing angles do not interfere with each other, and operation is simpler and more reliable.

The invention relates to the technical field of energy, and provides an equipment predictive maintenance method and device, and the method comprises the steps: obtaining a knowledge graph according tothe effective information of target equipment needing predictive maintenance, wherein the effective information at least comprise historical data, expert experience and an operation record; processing the knowledge graph to obtain a fault tree corresponding to the knowledge graph; processing the fault tree by adopting a Monte Carlo model to obtain a function relationship between the fault of thetarget equipment and the fault reason; and performing preset simulation operation on the function relationship to obtain the fault probability of the target equipment. According to the method, the knowledge graph is acquired by taking the effective information of the equipment as basic data, modeling is performed on the basis of the knowledge graph, and the simulated fault probability is obtainedin cooperation with large-scale simulation prediction; predictive maintenance of the equipment is realized, the downtime is reduced, the production loss caused by equipment faults is effectively avoided, and the method is accurate in prediction and simple and reliable in operation processing.

The invention discloses a biomass gasification automatic control boiler. A furnace is arranged above an ash removal grate. A secondary combustion chamber is arranged above the back of the ash removal grate. The middle is equipped with a fireproof plate with a sandwich structure. A flue gas channel is arranged between the lower end of the fireproof plate and the ash removal grate. Sandwich water jackets, which are mutually communicated, are arranged on the periphery and the top of the furnace, the fireproof plate and the secondary combustion chamber. A primary air is supplied into the furnace from a plurality of directions of the furnace. A secondary air is supplied into the secondary combustion chamber through a secondary air channel and a ventilating hole on a spoiler. An upper settling chamber is arranged above the furnace, which is communicated with the secondary combustion chamber through a fire tube. In addition, a settling and flue conversion chamber and a lower settling chamber, which are communicated through a fire tube is arranged above the furnace. The ash removal grate is a lifting grate, which can rotate around an anterior location pin and is used to adjust the height of the opening arranged between the lower end of the fireproof plate and the ash removal grate. A microcomputer control device can automatically control the operation of the boiler according to the set requirements. Using biomass fuels and coals, the invention has the advantages of high efficiency and low emission, which accords with the requirements of environmental protection and energy saving.

The invention relates to an automatic cleaning and separating device, which is used for removing uncombined components in reactants in a reaction vessel. The automatic cleaning and separating device includes: a liquid injection and mixing mechanism, a removing component, and a liquid suction mechanism. A liquid injection driver is installed on the liquid injection mixing mechanism, and a liquid suction driver is installed on the liquid suction mechanism. The liquid injection driver drives the liquid injection mixing mechanism to move up and down to complete the liquid injection, and the liquid suction driver drives the liquid suction mechanism to move up and down to complete the liquid suction. The removal component removes the reaction container on the liquid injection and mixing mechanism under the relative movement of the liquid suction mechanism and the liquid injection and mixing mechanism. The automatic cleaning and separating device has a simple overall structure, is convenient for production and manufacture, has a short movement stroke and time of the mechanism, has good cleaning and separating effect, high efficiency, and is very practical.

The invention relates to a method, which comprises: homogenizing animal tissues, then, centrifugally taking the supernatant, centrifugally depositing virus particles with polyethylene glycol, evenly mixing sediment and nanometer magnetic beads to absorb the virus particles on the surface of the magnetic beads, heating and cracking virus to release nucleic acid, and thereby realizing the extraction of animal tissue viral nucleic acid. The method can extract micro viral nucleic acid and can effectively remove PCR inhibitory protein with simple and reliable operation.

The invention discloses a carbon dioxide circular power generation method adapting to countries with solar energy as energy. CO2 is used as a working medium; a solar CO2 energy storage device is adopted to convert the solar energy to a high-pressure heat-state supercritical CO2 fluid with high energy storage density; a flow stabilizing adjuster adjusts the high-pressure heat-state supercritical CO2 fluid as an equal-pressure heat-state supercritical CO2 fluid for acting a turbine/piston expander to drive a generator to generate electricity; the solar CO2 energy storage device includes a light collection CO2 energy storage device and a lens energy collecting device; and the method mainly comprises the steps of: (1) CO2 storage and conveying; (2) CO2 energy storage; (3) tempering and power generation of the supercritical CO2 fluid; and (4) CO2 circulation and regeneration utilization. The method has such advantages as convenience to use the solar energy as the energy under complex topography conditions in vast countries with different longitude and latitude conditions, small floor area, no influence on ecological environments of the countries, stable operation, low self energy consumption, low investment and low operating cost.

The invention discloses a mooring rope releasing device and an underwater equipment recycling and fishing device. The mooring rope releasing device comprises a mooring rope storage container and a mooring rope, wherein the mooring rope storage container is of a cavity structure defined by an internal cylinder, an external cylinder and a bottom plate, multiple symmetric through grooves are uniformly formed in the outer wall of the external cylinder, and multiple hooks are longitudinally arranged in the area defined by the through grooves; the mooring rope is tightly coiled in the mooring rope storage container from bottom to top and from the inner wall of the external cylinder to the outer wall of the internal cylinder, and is tightened by one group of elastic tightening rings when the mooring rope is coiled for every multiple layers, one end of the mooring rope penetrates out of a through hole preformed in the bottom plate of the mooring rope storage container and is taken as a mooringrope fixed end, and the other end of the mooring rope penetrates out of the center of a cross ring of one group of tightening rings and is taken as a mooring rope release end. The mooring rope is tightened by multiple groups of elastic tightening rings, so that the mooring rope is orderly and tightly stored in the mooring rope storage container, and is prevented from loosening, collapse and twisting in a releasing process, and smooth recycling and fishing work of underwater equipment is guaranteed.

The invention discloses on-site treatment equipment for defective cigarettes. The on-site treatment equipment for the defective cigarettes comprises a rack box body, wherein a carding device, a conveying device, a slitting device and a screening device are arranged in the rack box body; the conveying device is positioned below the carding device, and the discharge end of the conveying device extends to the feeding end of the slitting device; and the discharge end of the slitting device corresponds to the feed inlet of the sieving device. The on-site treatment equipment for the defective cigarettes has the advantages that the functions are highly integrated, the on-site treatment equipment is small and exquisite, a single piece of equipment is in butt joint with a cigarette making machine,the original defective cigarette collecting box is replaced, the defective cigarettes can be treated in situ, and the on-site treatment equipment for the defective cigarettes is simple and reliable touse and operate.

The invention discloses a local control unit processor-based control method for a hydropower station unit. A multifunctional electric power meter is connected with a local control unit processor through a communication channel; and the control method comprises the following steps: (1) entering the local control unit processor into a ready condition after electrifying, and entering a standby starting state after power supply is normal; (2) carrying out state self-inspection on the local control unit processor and the communication channel; (3) reading data, namely reading current data of the multifunctional electric power meter into a register of the local control unit processor, and reaching the standard initial state after processing, wherein the current data comprise voltage amplitude condition data, frequency data and phase angle data; (4) carrying out voltage amplitude condition data processing and judging; (5) carrying out frequency data processing and judging; (6) carrying out phase angle data processing and judging; (7) carrying out integrated processing; (8) carrying out outputting; (9) connecting a grid; and (10) finishing actions, and restoring the state into the initial state.

The invention belongs to the technical field of production of AR film-coated glass for solar energy, and provides a belt joint automatic-avoiding device of an AR film coating roller coater. The belt joint automatic-avoiding device is characterized in that a non-contact proximity switch (2) is arranged below a roller coater belt (9); a tangent point of the top end of a roller coater belt wheel and the roller coater belt is taken as a reference point B (6), the distance between the reference point B (6) and the non-contact proximity switch (2) is set as L1 according to the length of glass (7), and the operating distance of a belt joint (3) from the non-contact proximity switch (2) to the reference point B (6) is set as L2; a glass conveying belt (10) is provided with a reference point A (5), and the distance between the reference point A (5) and the reference point B (6) is L2; and an optical eye (4) is arranged above the conveying belt (10), and the distance from the optical eye (4) to the reference point A (5) is L1. The belt joint automatic-avoiding device disclosed by the invention can be used for preventing the generation of an AR glass belt joint imprint and enhancing the product quality and the qualification rate.

Provided is a method suitable for rural carbon dioxide cycle power generation. According to the method, CO2 is used as a working medium, biomass energy and solar energy can be converted into high-energy-storage-density high-pressure thermal supercritical CO2 fluid through biomass furnace CO2 energy storage devices and solar energy CO2 energy storage devices, and the fluid is regulated into equipressure thermal supercritical CO2 fluid through a steady flow regulator and supplied to a turbine/piston expander so that the turbine/piston expander can do work to drive an electric generator to generate electricity; and each solar energy CO2 energy storage device comprises a light collecting CO2 energy storage device and a lens energy gathering device. The method mainly comprises the following steps of (1), storage and conveying of CO2, (2), CO2 energy storage, (3), supercritical CO2 fluid hardening and tempering and electricity generation and (4), CO2 circulating and backheating utilization. The method has the beneficial effects that a lot of renewable biomass resources and solar energy in villages can be used as energy, operation is stable, self-energy consumption is low, the investment is low and the operation cost is low.

The invention discloses a carbon dioxide circulation power generation equipment system suitable for rural areas. The carbon dioxide circulation power generation equipment system suitable for the rural areas mainly comprises a biomass furnace CO2 energy storage device, a solar CO2 energy storage device, a steady flow regulator, a liquid CO2 storage tank, a CO2 high-pressure pumping device, a turbine motor/a piston type expansion machine, an electric generator, a heat regenerator, a cooler and a compressor, wherein the solar CO2 energy storage device comprises a light collecting CO2 energy storage device and a lens energy gathering device. The carbon dioxide circulation power generation equipment system suitable for the rural areas has the advantage that a large quantity of renewable biomass resources and solar energy in the rural areas can be conveniently used as energy sources, operation is stable, self-energy consumption is low, investment is low, and operation cost is low and the like.

The invention discloses an automatic clamping and automatic clamping loosening threading machine and a work method thereof. The automatic clamping and automatic clamping loosening threading machine comprises a rack, a control device, a motor, a power speed reduction transmission system, an automatic chuck system, a chuck shaft braking system and a sliding frame guide rail, wherein the control device, the motor, the power speed reduction transmission system, the automatic chuck system, the chuck shaft braking system and the sliding frame guide rail are installed on the rack. The motor and the chuck shaft braking system are connected with the control device. The control device controls the motor and the chuck shaft braking system. Power of the motor is transmitted to a chuck through the power speed reduction transmission system. The chuck completes the process of automatic clamping after the starting of the threading machine and the process of automatic clamping loosening after the shutdown of the threading machine under the cooperation of the chuck shaft braking system. By means of the automatic clamping and automatic clamping loosening threading machine and the work method thereof, power is completely provided by the main motor, power maintenance is not needed during clamping, power transmission is totally completed through mechanical transmission, and therefore the production cost is reduced; in addition, during use, the motor does not need to stop in the clamping and machining processes, and one-time operation on the processes of clamping, machining, clamping loosening and the like in the whole process is supported; and the technical nodes of the threading machine on automatic application are avoided.

This invention relates to a transport system for moving at least one automated maintenance device for large substantially perpendicular surfaces, for example ship hulls, comprising a monorail system which can be laid freely and at least one drive device which can be moved on the monorail system along a movement direction. The at least one drive device has a drive unit with at least one running wheel, and the running wheel can be driven via at least one drive, preferably an electric drive. At least one pressing unit, is provided which is connected to the drive unit). The at least one pressing unit has at least one loading roller which can be pressed onto the monorail system via at least one spring element, and/or a fixing device is arranged on the drive unit, wherein a fixing roller is provided which interacts with the monorail system.

The invention belongs to the field of machine assembling and relates to a method and a device for assembling multiple shaft parts with angle requirements in a deep hole. The method comprises the following steps of 1) determining the position a pin hole in a shell assembly when the last shaft part in the multiple shaft parts is assembled in the deep hole of the shell assembly; 2) assembling the first shaft part in the multiple shaft parts in the deep hole of the shell assembly based on the position of the pin hole in the shell assembly; 3) assembling the second shaft part in the multiple shaftparts in the deep hole of the shell assembly based on the position of the pin hole in the shell assembly, wherein the end surface of the second shaft part is in contact with the end surface of the first shaft part; and 4) repeating the step 3) till the multiple shaft parts are assembled in the deep hole of the shell assembly. The invention provides the method and the device for assembling multipleshaft parts with angle requirements in the deep hole, wherein the method and the device are accurate to position, convenient to assemble and stable and reliable in operating process and can improve the production efficiency.

The invention discloses a turning mechanism and furniture. The turning mechanism comprises a fixed seat, a rotary rack, an unfolding positioning part, a folding positioning part, a control component and an elastic resetting part, wherein the fixed seat is provided with a first limit structure and second limit structure; the rotary rack is rotatably mounted on the fixed seat; the unfolding positioning part comprises a first positioning part; the folding positioning part comprises a second positioning part; the control component is used for driving the unfolding positioning part and the foldingpositioning part to move; the elastic resetting part is used for resetting the control component when external force is not applied to the control component. The turning mechanism has the advantages that a limiting and positioning function is achieved through the second limit structure and the second positioning part after turning, damage to a surface plate or other parts due to the excessive turning of the rotary rack after the rotary rack is rotated to a fixed angle is avoided or furniture turning over caused by gravity center change after turning is avoided, product stability is increased,and product service life is prolonged; the turning mechanism can enter a locking state after turning, the rotary rack cannot suddenly spread under external force, and the safety of a user is guaranteed.

The invention discloses a pressing switch with a magnetic latching function and a using method of the pressing switch. The pressing switch comprises a pressing assembly, an electromagnetic assembly and a microswitch, wherein the pressing assembly is composed of a button part and a pressing longitudinal shaft; the electromagnetic assembly is composed of a fixed coil, a movable iron core, a fixed iron core and a reset spring, wherein a guide hole channel extending along the longitudinal direction is formed in the fixed coil; the movable iron core is movably combined in the guide hole channel; the fixed iron core is fixedly combined in the guide hole channel, and the fixed iron core is positioned below the movable iron core; and the microswitch is located below the electromagnetic assembly, wherein a switch contact is arranged on the top surface of the microswitch. The pressing switch has the following beneficial effects that the pressing latching function is completed by a magnetic latching mechanism, the operation process is simple and reliable, and the switch function is effectively improved.

The invention discloses a movable inflation pump which comprises a supporting frame and a pump body arranged on the supporting frame. Sliding wheels are arranged at the bottom of the supporting frame. A top cover is connected to the supporting frame. The front end and the rear end of the top cover are fixedly connected with the supporting frame. Two lateral ends of the supporting frame are provided with locking grooves. Lock catches are arranged on the pump body. The pump body is arranged in the supporting frame through the lock latches and the locking grooves. Thus, the movable inflation pump is convenient to use, flexible and easy and reliable to operate. The working efficiency of the inflation pump is greatly improved. Meanwhile, pollution on an internal pump body by dust and impurities can be avoided and the service life of the pump body is prolonged.

The invention provides a start-stop control method and system for a clean pulverized coal gasification apparatus to treat wastewater. The method comprises the steps of 1) performing airtight leak testing and exchanging, to be specific, performing pressurizing-depressurizing and exchanging three times on the clean pulverized coal gasification apparatus; 2) igniting, to be specific, controlling valves to introduce ignition air and ignition fuel gas for igniting; 3) pressurizing, to be specific, controlling valves to introduce pressurized oxygen and pressurized fuel gas; 4) charging coal, to be specific, controlling valves to charge oxygen and pulverized coal into a gasifier system for combusting; 5) charging wastewater, to be specific, controlling valves to charge the wastewater into a gasifier for combusting; 6) conducting gas, to be specific, controlling valves to supply gas into a rear system heat pipe; 7) stopping, to be specific, opening purging and exchanging valves to perform stopping, purging, exchanging and cooling for the system. Air is used herein to perform igniting; the operating control process has high safety coefficient; operating is simple and reliable; airtight testing and exchanging are carried out at the same time, the efficiency is high, and the cost is lower; a wastewater charging device is included in the system so that the system is good in safety and environmental friendliness and lower in cost.

The invention discloses a numerical control sine high-voltage ion power supply device for a cold-chain refrigeration house. The system comprises a main ion power supply and a plurality of auxiliary ion power supplies, the main ion power supply is connected with the auxiliary ion power supplies through RS232 ports, the main ion power supply is connected with a main controller through RS485 ports, and the main ion power supply is further electrically connected with a start/stop and sound-light alarm indicator lamp and a door diameter. According to the invention, a single sine high-voltage ion power supply is 40VA; a boost converter can be additionally arranged in the full-bridge inverter plate. The power can be increased to 80VA; the display control panel can be connected with six sine high-voltage ion power supplies through RS232 control; each current and each voltage are singly set; current and voltage of a single sine high-voltage ion power supply can be independently displayed through key switching, alarm reasons of the single sine high-voltage ion power supply can also be displayed through key switching, each sine high-voltage ion power supply provides remote'start, stop 'and sound-light alarm, and workers can start/stop the sine high-voltage ion power supply at a distance beyond 30 meters.

The invention relates to a locking mechanism for a loading device for cargo ship hatch covers, the mechanism comprising at least one drive cylinder (2) connected to the hull by one end of the drive cylinder and the other end of the drive cylinder connected to a storage device for moving the hatch cover (13, 13'), such as a sector gear (1), which in turn meshes with another sector gear through its toothed periphery, whereby one of the The sector gear is connected to the end of one hatch cover and the other sector gear is connected to the end of the adjacent hatch cover so that the two hatch covers can be moved by the operation of the driving cylinder (2). The present invention is implemented in the following manner, that is, a locking mechanism is connected to the driving cylinder (2) and the sector gear (1), the locking mechanism is pivotally connected to the hull, and driven by the driving cylinder (2) The locking mechanism can lock the ends (13, 13') of the hatch cover in the closed position, and the locking of the ends of the hatch cover can be correspondingly released under the reverse driving of the driving cylinder.

The invention discloses a marine pipeline cleaning device, which comprises a columnar cylinder body and supporting cups arranged at both outer ends of the columnar cylinder body. It is also equipped with a spray driving mechanism, a spray washing mechanism, a positioning mechanism and a power supply and a control system, wherein: the spray driving mechanism is arranged at the end of the cylindrical cylinder, including a high-pressure pump and an injector, and the spray washing mechanism is arranged in the middle of the cylindrical cylinder. It includes a cleaning liquid tank, a high-pressure pump connected to the cleaning liquid tank, and a cleaning nozzle. The positioning mechanism is arranged at the front end of the columnar cylinder and consists of a GPS positioning transmitter and receiver; the power supply and control system includes a power supply and a controller. The device of the invention is novel and scientific in design, has high cleaning efficiency, simple and reliable operation, and is especially suitable for common cleaning and high-precision cleaning of ocean pipelines.

The invention discloses a cabin entry method and cabin exit method for minimally invasive equipment for a ship block. The cabin exit method comprises the following steps: 1, hoisting round holes, namely a first hoisting round hole to an Nth hoisting round hole are formed in a specified position on a deck surface; 2, half-round steel is additionally arranged on the edge of each hoisting round hole;3, a lifting hook of a first crane is connected with a first sling, and the first sling hoists to-be-hosted equipment to one side of a cabin; 4, the lifting hook of a second crane is connected with asecond sling, and the second sling enters the cabin from the first hoisting round hole and is connected with the to-be-hosted equipment; 5, the first crane and the second crane work alternately to move the to-be-hoisted equipment; and 6, the fifth step is repeated till the to-be-hoisted equipment moves to the position over the Nth hoisting round hole, and the to-be-hoisted equipment is hoisted inplace. According to the cabin entry method and cabin exit method for the equipment, the equipment enters and exits the cabin from the side surface of the cabin, and the equipment is hoisted in placein a relay advancing mode, so that the cabin entry and cabin exit workload of the equipment is obviously reduced.

The invention discloses a forklift for round tube material piles on flat ground. The forklift comprises a forklift body, a liftable pallet fork bracket is arranged at the front part of the forklift body, a bracket pallet fork is fixed at the front part of the pallet fork bracket, the forklift further comprises an anti-rolling device and a liftable mechanical arm, the mechanical arm is mounted on the forklift body, the front end of the mechanical arm is connected with the anti-rolling mechanism through a horizontal telescopic mechanism, the anti-rolling mechanism extends downwards and clamps the two sides of the inclined face of the round tube material pile from the front side and the rear side, the anti-rolling mechanism comprises a clamping plate pressing mechanism with the pressing function, when the round tube material pile is forked or unloaded, the clamping plate pressing mechanism is switched into an elastic pressing mode to elastically press a round pipe, and rigid pressing is carried out in the carrying process. The phenomenon that when the pallet fork is inserted into the material pile and the material pile is unloaded from the pallet fork, the stability of the stacking structure is damaged, and consequently materials at the upper portion roll down is effectively avoided, the working safety is guaranteed, and meanwhile the moving efficiency can be greatly improved.

The invention relates to a patch used for testing the reflectivity of automobile lamp parts and a reflectivity testing method. The patch comprises an automobile lamp part to be tested, wherein the automobile lamp part to be tested is provided with a reflective patch on the reflection surface thereof; the reflective patch is specifically a flat cylindrical or thin-film reflective patch, the specific dimensions of the reflective patch are the same as those of a detection hole at the point to be detected of the automobile lamp part to be tested in size and thickness, the reflective patch is identical to the reflection surface of the automobile lamp part to be tested in performance parameters such as material and roughness, and the actual shape of the reflective patch can be correspondingly adjusted according to the structure and shape of a positioning hole of the automobile lamp part to be tested. The reflective patch is placed in the detection hole, then surface treatment is carried outon the part, and the reflective patch is taken out after the treatment and then placed on reflectivity detection equipment for reflectivity detection. The patch measures the reflectivity of the specific position, can meet the experimental detection effects of accuracy and ability of being close to the actual use state and provides a reliable experimental conclusion.