61results about How to "Avoid loading and unloading" patented technology

The invention relates to a deep treatment process of oily wastewater, which is characterized in that an absorption system and a regeneration system are provided in the process, wherein the absorption system is formed by a series of absorption tower groups with columns in series used for realizing parallel operation, the absorption tower groups are used for alternately performing deep treatment on oily yielding water with a low concentration of 30-50 mg/L of a traditional process, the absorption operation is carried out at normal temperature, the oil content in the yielding water is controlled to be lower than 1 mg/L through the treatment of a group of the absorption towers with columns in series, and an absorbing agent is made of modified fly ash, activated carbon and an expanded graphite absorbing material; when the yielding water in a group of the absorption towers exceeds a treatment requirement, the group of the absorption towers is switched to a biological regeneration system, and other absorption tower groups are simultaneously switched to the absorption system for continuous absorption; and saturated absorption towers are used for performing in-situ regeneration on the saturated absorbing agent by utilizing degradation ability of high temperature-resistant and efficient petroleum hydrocarbon for degrading bacteria.

The invention provides a direct carbon fuel battery reaction device, belonging to the field of direct carbon fuel battery technique. An upper base (1) of the reaction device is coaxially arranged into a water cooling sleeve (2); the connection of the upper base and the water cooling sleeve is welded and sealed to form a water cooling chamber; an anode current collecting Pt net (12) is used for collecting current from the anode of a button-typed solid oxide fuel battery (16); two ends of an anode current collecting Pt wire (15) are respectively used as an reference electrode and a testing electrode; the temperature measuring point of a temperature measuring thermal-couple (17) and the button-typed solid oxide fuel battery (16) keep in the same height; the bottom of an anode chamber pipe (6) is inserted into the upper hole of a lower base (43); the lower surface of a quartz sand sintering plate (42) is provided with a carbon fuel thermal-couple (56); all pipes and sealing heads (46) are hermetically connected with each other. The direct carbon fuel battery reaction device of the invention solves the problem of water adding of anode chamber and the arranging of carbon fuel, realizes that the temperatures required by the running of fuel battery and the reacting of the carbon fuel are respectively controlled, avoids complex disassembly/assembly process and personnel scald, prevents the sealing invalidity and reduces the cost.

The invention discloses a flange end face machining device for solving the problem that an existing flange takes a long time for assembly, disassembly and maintenance and is high in construction cost. The flange end face machining device comprises a fixing shaft, a rotating sleeve and parallel guide rails, and is characterized in that the rotating sleeve is rotationally arranged on the fixing shaft through a rotary supporting part; a driving motor is mounted on one end of the fixing shaft through a fixing frame; a fixing seat is coaxially arranged on the other end of the fixing shaft; a plurality of fixing parts are symmetrically and uniformly distributed in the radial direction and on the circumferential surface of the fixing seat; an output shaft of the driving motor is used for driving the rotating sleeve to rotate by virtue of a transmission part; the parallel guide rails are horizontally fixed on the rotating sleeve; a cutting knife holder is arranged on the parallel guide rails in a sliding manner; a cutting knife rest is longitudinally arranged on the cutting knife holder in a sliding manner; a knife is assembled on the cutting knife rest; the cutting knife rest is used for driving the knife to implement longitudinal feeding on the cutting knife holder; a feeding motor arranged at the end parts of the parallel guide rails is used for driving the cutting knife holder to move horizontally by virtue of a ball screw. The flange end face machining device disclosed by the invention is capable of preventing assembly and disassembly of a flange, convenient to operate and use and low in construction cost.

The invention provides a button-typed solid oxide fuel battery reaction device, belonging to the field of solid oxide fuel battery technique. The reaction device comprises a base (1), an O-shaped rubber ring I (18), etc.; a water cooling sleeve (2) is connected with a cooled water conduit (35); an internal sleeve (3) is connected with the base (1); a tensioning nickel-cadmium wire (4) passes through a tensioning hole (38) and hooks a pressing ceramic sheet (13); two ends of a cathode current collecting Pt wire (9) respectively pass through a cathode current collecting Pt net (10) and a cathode gas inlet pipe (23); the cathode current collecting Pt net (10) collects the current at the cathode of the button-typed solid oxide fuel battery; two ends of the cathode current collecting Pt (9) are respectively a reference electrode and a testing electrode; all pipes are hermetically connected with the base (1); an anode chamber is arranged in a pipe-typed heating electric furnace (8). The button-typed solid oxide fuel battery reaction device of the invention avoids complex disassembly/assembly process, has reasonable structure, prevents the sealing invalidity, avoids personnel scald, is beneficial for shortening the reaction device, and reduces the cost.

The invention discloses an internal combustion engine nitrogen oxide emission control system and a control method of the internal combustion engine nitrogen oxide emission control system. The control system comprises an internal combustion engine, a fuel tank, an oxygen generation assembly, an exhaust gas recycling assembly, an inlet gas mixing chamber, a standby gas filling device and a gas inlet assembly, wherein the oxygen generation assembly, the exhaust gas recycling assembly and the gas inlet assembly are communicated with the inlet gas mixing chamber, the gas inlet assembly is communicated with the internal combustion engine, and the internal combustion engine is communicated with the exhaust gas recycling assembly and the fuel tank. According to the control system and the control method of the control system, a large amount of nitrogen in inlet gas of the internal combustion engine is filtered out based on the molecular film separation technology, so that nitrogen oxides generated after combustion in a cylinder are substantially reduced and the purpose of reducing nitrogen oxide emission of the internal combustion engine is achieved finally. The consumption of a large amount of ammonium hydroxide or urea and expensive catalysts is not needed, and therefore operating cost is low. The usage problems of difficulty in loading, unloading and storage of ammonium hydroxide and catalysts, poor safety and the like are solved. The control system is small in size and does not occupy a large space, and therefore difficulty in modification of traffic means like ships is reduced.

The invention discloses an automatic assembling machine for a tire plastic clamping plate. The automatic assembling machine comprises a machine frame, the frame is sequentially and horizontally provided with a clamping plate conveying mechanism, a clamping plate grabbing mechanism, a tire fetching mechanism and a tire waiting and releasing mechanism. The clamping plate conveying mechanism is provided with a clamping plate feeding device, and the clamping plate grabbing mechanism is provided with a clamping plate material taking device and a clamping plate grabbing mechanic arm capable of horizontally and radially stretching. The tire fetching mechanism is provided with a tire fetching mechanic arm, the tire waiting mechanism sends tires to the lower end of the tire fetching mechanism, anda corresponding tire sub-port expanding mechanism is further arranged at the lower end of the clamping plate grabbing mechanism. The automatic assembling machine mainly prevents the tires from deformation, breakage and destruction when the tires are piled up, carried and squeezed by external force during loading and unloading, the assembly quality is consistent, the control is fine, the operationis smooth and flexible, the site is neat and orderly, and the labor cost and labor intensity of people can be reduced at the same time.

An image forming apparatus has a casing, an opening/closing cover, an exposure device, an image forming unit, an airflow generator, a cooling air path, and a partition member. The partition member is disposed between the exposure device and the image forming unit, and is configured to change a state thereof between a first state and a second state. The first state is such that the partition member constitutes part of the cooling air path when the opening/closing cover is in a closed state. The second state is such that the image forming unit is allowed to be dismounted from an inner space of the casing, while passing between the exposure device and the image forming unit when the opening/closing cover is in an opened state.

The invention discloses a pressure maintaining system adopting variable-frequency pressure maintaining equipment and a self-adaptive control method. The system comprises a pressure container, a non-pressure container and pressure maintaining equipment; and the pressure container is connected with the non-pressure container through pressure maintaining equipment. The pressure container is provided with a sensor. The sensor and the pressure maintaining equipment are both connected with a controller, and the controller is connected with a man-machine interaction device. The invention aims to solve problems that the consumption load is not matched with the output power of the pressure maintaining equipment, the pressure maintaining equipment is frequently started, stopped or loaded and unloaded, the abrasion consumption of equipment original parts is aggravated, the service life of the pressure maintaining equipment is influenced, energy loss is caused, and the system energy efficiency and economy are influenced.

The invention discloses a wire drawing pretreatment device and method of an optical fiber preform. The device comprises at least one blowtorch, wherein the blowtorch comprises a first oxygen pipeline of which a first end is communicated with a first oxygen supply component, a second oxygen pipeline of which a first end is communicated with a second oxygen supply component, and a hydrogen pipeline of which a first end is communicated with a hydrogen supply component; and a second end of the first oxygen pipeline, a second end of the second oxygen pipeline and a second end of the hydrogen pipeline are respectively positioned on the sprayer of the blowtorch. The device and method disclosed by the invention can complete the whole wire drawing pretreatment process on the premise of performing one clamping process on the optical fiber preform, thereby lowering the wire drawing pretreatment complexity and enhancing the work efficiency.

The invention provides a raw material conveying device used for straw combustion. The raw material conveying device used for straw combustion comprises a straw bundling machine, an automatic straw bundle grab bucket crane, a horizontal straw conveying belt, a rotary straw conveying belt, a horizontal cutting knife and a feeding bin. The straw bundling machine is located at the front end of the automatic straw bundle grab bucket crane. The automatic straw bundle grab bucket crane is located above the horizontal straw conveying belt. The tail end of the horizontal straw conveying belt is seamlessly connected with the rotary straw conveying belt. The lower portion of the rotary straw conveying belt is connected with the horizontal cutting knife through a plurality of hydraulic rods. A reciprocating piston push rod is arranged on the lower portion of the horizontal cutting knife. A vertical baffle is arranged above an inlet of the feeding bin. The horizontal cutting knife, the horizontal straw conveying belt, the rotary straw conveying belt and the reciprocating piston push rod are all connected with a hydraulic device controller. The raw material conveying device is simple in structure, automatic control is achieved, operation is stable, and energy consumption of equipment is low; straw can be remotely conveyed for combustion.

The invention relates to recycled plastic waste gas treatment equipment and a waste gas treatment process. The equipment comprises a bottom plate, a gas inlet frame and a gas treatment device, whereinthe gas treatment device is installed at the upper end of the bottom plate, the gas treatment device is of a cylindrical structure, a gas inlet is formed in the lower end of the left side of the gastreatment device, and the gas inlet frame is installed on the gas inlet. The problems that when existing equipment is used for treating plastic waste gas, activated carbon is generally used for filtering and purifying gas, however, the activated carbon is frequently replaced during use, the processes of loading, unloading, transporting, replacing and the like are added, the gas purification treatment efficiency is affected, and when existing equipment treats plastic waste gas, impurities in the waste gas usually easily block through holes in a filter pad, impurities in the filter pad can not be quickly cleaned, and the gas filtering effect is affected are solved.

The invention relates to the technical field of oil field downhole operation, and particularly discloses an oil pipe and sucker rod turnover system and method.The oil pipe and sucker rod turnover system comprises a pipe arranging unit, a transfer station storage unit, an in-out station conveying unit and a loading conveying unit. The pipe arranging unit comprises a roller way; an inclined material frame is arranged on one side of the roller way; one side of the material frame is provided with a displacement pipe arranging device used for vertically arranging pipe rods; the bottom of the displacement pipe arranging device is provided with a displacement cylinder used for driving the displacement pipe arranging device to rotate; the displacement pipe arranging device is of a U-shaped structure, and the opening end of the displacement pipe arranging device is movably connected with one end of the material frame. In the whole turnover process, the pipe rods do not fall to the ground, the simple, reliable and durable mine field mechanical properties are achieved, the safety and environmental protection requirements can be met, light single-row pipe rows serve as the basis in all links, assistance of other equipment such as hoisting is not needed, manual carrying and row moving are not needed, and the management level and efficiency are improved.

The invention provides a universal transmission tool for processing a crosshead pin of a marine diesel engine. The universal transmission tool is installed on a machine tool and is characterized by comprising a universal transmission rod, a chuck connecting plate and a universal transmission plate, wherein the chuck connecting plate is fixedly connected to the machine tool through an inner hexagon screw and a nut, the universal transmission plate is fixedly connected to the end surface of a crosshead pin through an inner hexagon screw and a nut, one end of the universal transmission rod is fixedly connected with the chuck connecting plate through a bolt and a nut, the other end of the universal transmission rod is fixedly connected with the universal transmission plate through a bolt and a nut, and the machine tool drives the crosshead pin to rotate through the chuck connecting plate, the universal transmission rod and the universal transmission plate in sequence. According to the invention, the universality and the mounting efficiency of the tool are greatly improved, the labor intensity is effectively reduced while the process cost is reduced, the machining quality is improved, and the tool has the advantages of being easy and convenient to operate on site and safe and reliable in performance and is also suitable for machining of various large shaft parts.

The invention discloses modified asphalt rubber milling equipment. The equipment comprises an equipment body, a rubber milling cavity, a rubber milling rod and a feeding port, the rubber milling cavity is formed inside the equipment body, the rubber milling rod is installed inside the rubber milling cavity, a scraper blade is fixedly installed at one end, close to the inner wall of the rubber milling cavity, of the rubber milling rod, the feeding port is formed in the top of the rubber milling cavity, a discharging port is formed in one side of the rubber milling cavity, one side, close to the discharging port, of the rubber milling cavity is connected with a conveying mechanism, a quantifying mechanism is arranged on the top of the equipment body, and a screening mechanism is arranged on one side, close to the discharging port, of the equipment body. By arranging the screening mechanism and the conveying mechanism, modified asphalt with large particles can be screened, qualified modified asphalt can be collected, the modified asphalt with the large particles can be conveyed into the interior of the rubber milling cavity again under the action of the conveying mechanism to be subjected to rubber milling treatment, it is avoided that raw materials are manually fed and discharged many times, the operation time is saved, and machining efficiency and machining quality are improved.

The invention discloses a cold transportation method and cold transportation equipment, and aims to provide the cold transportation method and the cold transportation equipment which are low in use cost. The cold transportation method comprises the following steps that cargos needing refrigerated transportation are put into a box body with a heat preservation and heat insulation function, the boxbody is provided with the functions that internal temperature can be controlled automatically, suitability for shipping and automobile transportation is achieved, stacking is feasible and working through connection with an external power supply can be realized, meanwhile, the box body can be used for setting the refrigeration temperature according to the refrigerated storage requirements of articles, and refrigeration power is provided by an internal power supply during the transportation process; the box body loaded with the cargos can be automatically stacked and stored at constant temperature through a three-dimensional library with a charging function in the turnover process; and power supply of the box body is stopped when the box body is in the three-dimensional library, power supplyis conducted by the three-dimensional library. According to the cold transportation method and the cold transportation equipment, the refrigerated storage quality of the cargos in the whole transferring process can be ensured.

The invention discloses boxing equipment for engineering construction glass. The equipment comprises a support frame, a grabbing mechanism, a gasket conveying mechanism and a support table, the support table is arranged at one side of the support frame, the grabbing mechanism is arranged at the top side of the support table, the gasket conveying mechanism is arranged at one side of the grabbing mechanism, and the gasket conveying mechanism is fixedly connected to one side of the support frame. A T-shaped groove plate is slidably connected to the top of the grabbing mechanism, the grabbing mechanism is slidably connected to the inner side of the T-shaped groove plate, an outer tooth conveying belt is arranged at the top side of the T-shaped groove plate, a servo motor II is arranged at one side of the outer tooth conveying belt, and a tooth roller connected with the outer tooth conveying belt in a meshed manner is arranged at the output end of the servo motor II. A glass storage box is mounted at the top side of one end of the support table, and a placement table is arranged at one side of the glass storage box and arranged at one side of the gasket conveying mechanism. The boxing equipment is reasonable in structure, and automatic glass boxing is achieved.

The invention discloses a function testing device for an electronic product. The function testing device comprises a tester, a support frame and an electronic product, and is characterized in that the tester abuts against the top end of the support frame, the support frame is rotatably mounted in the middle of the support frame, the electronic product is placed on the upper surface of the center of one end of the support frame, a fixing base is fixedly installed at the bottom end of the interior of the support frame, a conveying frame is fixedly installed in the support frame, a clamping device is slidably installed on the periphery of the conveying frame, a rotating shaft is rotatably installed in the conveying frame, the outer surface of the rotating shaft is sleeved with a limiting bush, and the top end of a battery column is fixedly connected with a limiting frame. According to the invention, the electronic product is clamped and transported through the support frame, so that the electronic product can be fed and discharged in a rotating and sliding manner so as to avoid the feeding and discharging of the electronic products by workers and improve the testing efficiency of the electronic products.

The invention relates to a vehicle-warding-off stone block hoisting device. The vehicle-warding-off stone block hoisting device comprises a stone block. The vehicle-warding-off stone block hoisting device is characterized in that the device further comprises a clamping mechanism and a cantilever crane; the clamping mechanism comprises a rope taking-up mechanism; the rope taking-up mechanism comprises a U-shaped plate and a wire supporting rod; first wire penetration holes are formed in a lug plate pair of the U-shaped plate in a penetrating manner; and the wire support rod is arranged betweenside edges of the U-shaped plate and provided with wire scraping hooks. By means of the vehicle-warding-off stone block hoisting device, the vehicle-warding-off stone block does not need to be carriedmanually to be loaded and unloaded, and labor intensity is lowered; and in addition, the vehicle-warding-off stone block hoisting device can maintain the vertical state when the vehicle-warding-off stone block is loaded and unloaded, and the problem that edges and corners of the stone block are collided, so that the stone block is damaged is avoided.

The invention discloses drying equipment for ceramic processing and production. The drying equipment comprises a container. Two side walls, top and bottom of the container are paved with liners. A plurality of layers of parallel heat conducting plates are arranged inside the container sequentially from bottom to top, two ends of each layer of heat conducting plates are respectively fixed on the two side walls inside the container, and the bottom of each layer of heat conducting plate is connected to an electric heating element; the electric heating elements are operated under control of an electronic control system; preferably, a layer of thin aluminum alloy mesh belt is paved on each layer of the heat conducting plates. The drying equipment has the advantages that heating effect is fine, efficiency is high, heating is uniform, service life of the container is long, automation degree is high, labor force can be reduced, working intensity is reduced, cost is lowered, operation is simple, environment protection is achieved, and pollution is prevented.

This invention involves to in the mining petroleum and the natural gas process uses cement head in the installment fast attachment or connects the body the transporting and the handling tool, its characteristic lies in: Unexpectedly is separated in the transporting and handling tool in on establishes 2 or connects the tooth block to 5 rows with cement head the installment fast attachment which the body the long tooth block is more corresponding than and mounts, in the terminal which mutually connects separately is equipped with the limit the spacing half tooth block which corresponds to the identical direction rotation, symmetrically installs the card and the fast attachment or the connection body scoop channel L clip outside the tool after the wall on.