40results about How to "Easy to drill in" patented technology

The invention discloses a high-precision drilling anti-deviation device for geotechnical engineering survey, which belongs to the technical field of drilling devices. The device mainly includes a support seat, a drilling component, an anti-deviation adjustment sleeve, a coarse adjustment element, a fine adjustment element, a cleaning element, a control element, and a power supply; the adjusted position of the drill pipe is abutted by setting the anti-deviation adjustment sleeve, The drill pipe is fixed throughout the drilling process, which improves the stability of the drill pipe, reduces the shaking degree of the drill pipe during rotation, and avoids the deviation of the drilling tool from affecting the drilling accuracy; the drill pipe needs to be adjusted by the coarse adjustment element. The approximate position adjustment of the drilling operation can reduce the fine-tuning time and increase the work efficiency. The specific position of the drill rod can be fine-tuned through the fine-tuning element to improve the accuracy of the drilling equipment to the drilling point. The adjustment process is easy to operate and saves time. Safe and reliable.

The invention provides a flood prevention alarm box for hydraulic engineering. The flood prevention alarm box for hydraulic engineering comprises a water level detection rod device, a wind speed measurer device, a mounting frame, a water distribution plate, a water flow detector device, a weight box body and a drill bit device. The water level detection rod device is welded to the left side of themounting frame. The wind speed measurer device is mounted on the upper portion of the water level detection rod device. The mounting frame is fixed to the upper portion of the drill bit device. The water distribution plate device is fixed to the front surface of the mounting frame through bolts. By arranging a protection outer shell, a mounting plate, a bearing, fan blades and a wind speed measurer, the wind speed can be detected conveniently; the included angle between plate bodies ranges from 30-60 degrees, thus, water is distributed conveniently, and impact of water on the mounting frame is reduced; by arranging the box body, some weights can be placed conveniently for increasing the weight of the mounting frame; and by arranging a foldable plate, a fastening bolt, a rotary shaft and abaffle, the weights in the box body can be advantageously prevented from floating in water.

The invention discloses a grouting support anchor cable device for the impact of drifting ice on a water diversion tunnel in cold and arid regions, comprising an outer pipe, wherein an inner pipe is movably arranged through the two ends of the outer pipe, and the outer wall of the inner pipe is connected with the inner pipe of the outer pipe. There is a gap between the walls, one end of the inner tube is fixed with a drill bit with a maximum diameter larger than the outer tube, the other end of the inner tube is fixed with a connecting plate that can be connected to the support body, and the outer tube is fixed at one end close to the drill bit Compared with the prior art, the concrete column formed by the anchor cable grouting of the present invention is only subjected to tension and spring buffering. Pressure, not subject to impact force, to prevent the concrete column from cracking and failing in repeated collisions.

The invention discloses an outdoor electric fan. The outdoor electric fan comprises a motor stator and a rotor. The rotor is provided with a through hole. A rotating shaft penetrates the through hole. One end of the rotating shaft is connected with a front end face through a first bearing. The front end face is rotationally connected with a front framework in the circumferential direction. The outer side of the stator is rotationally connected with a rear framework. The other end of the front framework is rotationally connected with the other end of the rear framework. The rotating shaft is rotationally provided with fan blades. The rotating shaft is provided with a protruding ring used for positioning the fan blades, and the other end of the rotating shaft is connected with a supporting rod through a second bearing. The supporting rod and the periphery of the rotating shaft are the same in structure. The outer ring of the second bearing is rotationally connected with the supporting rod. A clamping part is arranged on the side face of the stator. When the supporting rod is clamped in the clamping part, the electric fan is in an unfolded state, the rotor is provided with an embedding block, and the rotating shaft is provided with a first embedding groove. The supporting rod is provided with a second embedding groove. A drill bit is arranged at the end portion of the supporting rod. The outdoor electric fan can be folded, the air volume is large, carrying is convenient, and meanwhile the outdoor electric fan can be conveniently placed and positioned in various outdoor environments.

The invention discloses an outdoor foldable fan. The outdoor foldable fan comprises a stator and a rotor of a motor, wherein the stator and the rotor can slide relative to each other. The rotor is provided with a polygonal through hole. A polygonal rotating shaft is arranged on the polygonal through hole. One end of the polygonal rotating shaft is connected with a front end face through a first bearing. The circumferential direction of the front end face is rotationally connected with one end of a plurality of front frameworks. The outer side of the stator is rotationally connected with one end of each of a plurality of back frameworks. The other end of each back framework is correspondingly and rotationally connected with the other end of the corresponding back framework. The portion, between the front end face and the motor, of the polygonal rotating shaft is rotationally provided with fan blades. The polygonal rotating shaft is provided with a protruding ring used for locating the fan blades. The other end of the polygonal rotating shaft is connected with a supporting rod through a second bearing. The supporting rod is identical with the polygonal rotating shaft in peripheral structure. The outer ring of the second bearing is rotationally connected with the supporting rod. The side face of the stator is provided with a clamping portion. The end of the supporting rod is provided with a drill bit. The outdoor foldable fan can be folded and is large in blowing capacity, convenient to carry and convenient to place and locate in various outdoor environments.

The invention discloses a soil restoration ecological moisturizing method based on high-efficiency stirring. The solution mixing and efficiency-improving mechanism includes a mixing cylinder, a bracket, a second rotating motor, a stirring rod, a stirring frame, a shovel plate, a discharge pipe, a water stop valve, Barrel, filter cartridge, sprocket, chain, rotating rod, upper roller block, lower roller block, channel, screw feeding plate, feed pipe, rotary vane, filter cartridge, drain port and water inlet pipe, the bottom end of the mixing cartridge It is fixedly connected with a bracket, which is safe and convenient to use. It is equipped with a solution mixing and efficiency-enhancing mechanism, which drives the stirring rod to rotate through the second rotating motor, and drives the two rotating rods to move and rotate through the transmission of the sprocket and chain, so that the upper grinding block and the With the cooperation of the lower grinding block, the repairing agent is crushed so that the repairing agent can be quickly mixed with water. At the same time, the rotating blade and the filter cartridge cooperate to filter the water, reduce impurities in the water, and avoid excessive impurities from affecting the effect of the repairing liquid after mixing.

The invention discloses an outdoor electric fan. The outdoor electric fan comprises a stator and a rotor of a motor. The rotor is provided with a polygonal through hole. A polygonal rotary shaft is arranged in the polygonal through hole. A front end face is connected to one end of the polygonal rotary shaft through a first bearing. The front end face is rotatably connected with one ends of a plurality of front skeletons in the circumferential direction. The outer side of the stator is rotatably connected with one ends of a plurality of rear skeletons. The other ends of the front skeletons are correspondingly and rotatably connected with the other ends of the rear skeletons in a one-to-one correspondence mode. Fan blades are rotatably arranged on the part, between the front end face and the motor, of the polygonal rotary shaft. A convex ring used for positioning the fan blades is arranged on the polygonal rotary shaft. A supporting rod is connected to the other end of the polygonal rotary shaft through a second bearing. The supporting rod and the periphery of the polygonal rotary shaft are of the same structure. An outer ring of the second bearing is rotatably connected with the supporting rod. The side face of the stator is provided with a clamping part. A drill bit is arranged at the end of the supporting rod. The outdoor electric fan can be folded, is large in wind quantity and convenient to carry, and can be placed and positioned conveniently in various outdoor environments.

The invention discloses a high-speed and high-frequency percussion electric undisturbed soil sampler with high-speed and high-frequency percussion. The electric undistributed soil sampler comprises a soil sampling drill; the top part of the soil sampling drill is in threaded collection with a connector; an electric pick is arranged over the connector and powered by a generator. The invention has the advantages that: 1, compared with the current widely-used manual agricultural soil sampler, the electric undistributed soil sampler with the electric pick and the generator saves a mass of labor, is high in soil sampling efficiency which is ten times that of the manual soil sampler, and completely overcomes the difficulty in agricultural soil analysis and sampling; 2, the soil sampler is simple, can be conveyed and operated by only two people, and is characterized by portability and convenience for operation. Compared with an automobile soil sampler for geological exploration, the eclectic undisturbed soil sampler has the advantages of portability and simplicity in operation.

The invention relates to a water-saving irrigation platform for tobacco fields, comprising a water cellar, an irrigation pump, a drainage pump, an irrigation pipe network and a drip irrigation head. The water outlet and the water inlet of the drainage pump are both connected to the irrigation pipe network, and several drip irrigation heads are connected to the irrigation pipe network through hoses. The drip irrigation head is a pipe body with a closed lower end. The drip irrigation pipe is buried in the soil, the drip irrigation pipe is evenly distributed with a number of drip pipe micro-holes, the lower end of the drainage pipe is communicated with the upper end of the drip irrigation pipe, the upper end of the drainage pipe extends longitudinally out of the soil, and a section of the drainage pipe that extends out of the soil is provided with a drainage outlet , the water outlet is provided with an opening and closing mechanism. The purpose of the present invention is to solve or at least alleviate the problems of difficult control of soil moisture and poor drainage of tobacco fields in the existing tobacco field irrigation process, and to provide a water-saving irrigation platform for tobacco fields.