8results about How to "Movable" patented technology

The present application provides a mining system and method. The system includes: a mechanical reaming and coal breaking module including: a drill rod rotating device, a drill rod and a reaming and slotting drill bit; the drill rod rotating device, the drill rod and the reaming and slotting drill bit are connected in sequence to perform rotary cutting, reaming and slotting operations on the coal seam in the coal mining borehole; the gas lift reverse circulation lifting module uses an air compressor to transport the coal gas and water mixture through the inner tube channel of the double-wall drill rod to the coal gas and water separation module; the abrasive jet hydraulic coal breaking module includes a fracturing vehicle, a drill rod rotating device, a drill rod and a jet tool string, which are connected in sequence to mine the coal seam. The embodiment of the present application can effectively avoid the safety risks caused by coal and gas outbursts, rock bursts or water disasters in underground mining by combining mechanical reaming and hydraulic coupling coal mining. Due to the mobility of ground supporting facilities, it can adapt well to various coal seam occurrence states, and water jet coal breaking can effectively prevent explosions and improve the safety of the mining process.

The utility model relates to the technical field of nereis breeding equipment, in particular to a nereis breeding vehicle utilizing kitchen garbage, which comprises a breeding vehicle main body and a feed production box arranged on one side of the breeding vehicle main body, a garbage classification module, a water tank frame, a garbage processor support, a storage bin support and a stirrer support are arranged in the feed production box, and a stirrer is placed on the stirrer support; the breeding vehicle comprises a breeding vehicle body, the breeding vehicle body is internally provided with a hole plate, the hole plate is fixedly connected with the inner wall of the breeding vehicle body through welding, and the bottom of the breeding vehicle body is provided with rolling wheels. Through cooperative work of the garbage classification module, the garbage processor, the stirrer and other components in the feed production box, available kitchen garbage is converted into nereis feed; the cost of purchasing the nereis feed is reduced, meanwhile, resource utilization of the kitchen garbage is achieved, the waste treatment cost is reduced, the resource utilization efficiency is improved, and sustainable development of the breeding industry is promoted.

The utility model discloses an arc-shaped track movable bench structure used by milkers, which relates to the technical field of animal husbandry equipment and comprises a track support frame, an annular track is fixedly arranged at the top of the track support frame, and a sliding seat component is arranged on the surface of the annular track in a sliding manner; the sliding seat assembly comprises a moving frame, and the bottom end of the moving frame is fixedly connected with four rail moving wheels. The annular track is arranged on a milking site, the sliding seat assembly is arranged on the surface of the annular track, a milker can sit on the surface of the seat to conduct milking and other working procedure operations, and the position of the seat can be moved and adjusted on the surface of the annular track through the sliding seat assembly. The device has the advantages of being convenient, movable, adjustable in height and the like, the traditional long-standing milking mode of milkers can be changed, the labor intensity of the milkers in a pasture is greatly relieved, and the working efficiency of the milkers can be improved.

The invention discloses a mobile simulated chemical disposal simulation training device. On a wheeled trailer platform, multiple tank bodies are connected via pipelines of multiple types and calibers to form multiple longitudinal facade structures, and the pipelines are connected with multiple types of flanges and valves. Various leakage points are set, and liquefied gas tanks, air compressors, liquid chlorine tanks and steam generators are combined to form a gas leakage combustion module, a high-pressure steam leakage module, a high-pressure liquid leakage module and a hazardous liquid leakage module that can be trained separately or in combination. The invention solves the problem of lack of simulation devices for firefighters and commanders in chemical disposal technology training to a great extent, fills the gap in chemical disposal technology training and simulation training facilities for national firefighting and rescue units to a certain extent, and has small investment funds, mobility, no land resources occupation, good energy-saving performance, low maintenance cost, safety and reliability, and high training efficiency.

A movable construction platform of a gate shaft comprises a fixed beam, a winch, a construction platform, a screw rod supporting leg and a telescopic driving member, the fixed beam is fixed at the shaft mouth, the winch is fixed on the fixed beam, the construction platform is hung in the shaft and connected with the winch through a traction rope, the first end of the screw rod supporting leg is hinged at the bottom of the construction platform, the second end is used for fixing on the concrete key groove of the shaft wall, the first end of the telescopic driving member is hinged at the bottom of the construction platform, the second end is hinged on the screw rod supporting leg, and the screw rod supporting leg is driven to rotate around the first end through the telescopic action. The construction platform has mobility, is driven to lift through the winch, can be used for the whole construction process of the shaft, does not need to repeatedly set up the construction platform, and can effectively improve the construction efficiency. In addition, the screw rod supporting leg can form stable support for the construction platform, avoids the shaking of the construction platform, and improves the construction safety.

The present invention introduces a process for in-situ repair of organic nitrogen using a three-dimensional electrode, which includes: step S1, using a Peterson mud sampler to collect surface samples of river sediments and overlying water; step S2, preserving and treating the surface samples of the water area and the overlying water collected in step S1; step S3, stirring and mixing the surface samples of the water area and the overlying water in step S2; step S4, using a device for in-situ repair of organic nitrogen using a three-dimensional electrode to treat the mixture obtained in step S3; the device for in-situ repair of organic nitrogen using a three-dimensional electrode includes: an electrolytic cell, a DC power supply, an anode and a cathode; the positive electrode of the DC power supply is connected to the anode; the negative electrode of the DC power supply is connected to the cathode; the anode is located at the bottom of the electrolytic cell; the cathode is located on the water surface in the electrolytic cell; the anode material is an active electrode material; the anode is a three-dimensional porous structure. The present application can take into account both the complex environment and solid-liquid of river and lake sediments, and realize the in-situ removal of nitrogen elements.

This utility model relates to a rapid testing device for starter motors of mining trucks, including a test motor, a magnetic switch, and a meshing mechanism. Its features include a mobile trolley, testing components, and a testing support frame. The mobile trolley includes a base plate, a housing, rollers, and a handle. The testing components include a battery, an air switch, a control board, and a speed measuring unit. The battery is located on the bottom left side of the housing, the air switch is located on the upper right side panel of the housing, and the control board is mounted on the front side panel of the housing, including a voltmeter, a start button, and a power switch. The speed measuring unit includes a speed measuring bracket panel, a tachometer, and a speed sensor, located on the right side of the upper cover. The speed measuring unit is used to detect the output speed of the motor and output the detection information displayed on the tachometer. This utility model allows for convenient and rapid testing of starter motors. This device saves time and labor, reduces costs, and improves the efficiency of heavy-duty mining trucks.

The utility model discloses a detection device for detecting air tightness between a cabin door and a cabin door frame, which comprises a detection closed chamber and a cabin door hoisting mechanism, the cabin door hoisting mechanism comprises a hoisting support fixed to the ground of the laboratory, a hoisting rope arranged on the hoisting support and a lifting device connected with the hoisting rope and used for lifting the cabin door. The top of the detection closed chamber is open, the bottom face of the detection closed chamber is fixedly arranged on the ground of a laboratory, the side wall of the detection closed chamber is fixedly provided with an air inlet communicated with a barometer and external inflation equipment, the top of the detection closed chamber is in sealed connection with the bottom of a door frame of the cabin door, and the cabin door is hung over the detection closed chamber. An air chamber is formed between the detection closed chamber and the cabin door, and door lock mechanisms which are matched with each other are fixedly arranged on the cabin door and the inner wall of the cabin door frame, so that the cabin door and the cabin door frame are locked. The utility model relates to an independent device for accurately detecting the air tightness of a cabin door.