42results about How to "Fast digging" patented technology

Provided is a multi-body separating analogy method of an aircraft. The multi-body separating analogy method comprises (1) enabling each moving object forming the aircraft to respectively independently generate one unstructured grid; (2) performing overlapping-grid hole digging on all the unstructured grids according to a separating state corresponding to the current moment of the aircraft, shielding grid units not participating in flow field calculation, and constructing hole borders of overlapping grids; (3) determining edge units of the overlapping grids; (4) determining contribution units of each edge unit; (5) determining interpolation method from the contribution units to the edge units; (6) calculating a flow field of the aircraft under the current moment, performing six-degree-of-freedom rigid motion equation calculation according to calculating results, and determining displacement of each moving object in the aircraft; and (7) moving the position of the unstructured grid of the each moving object, acquiring a separating state of the aircraft at next moment and carrying out circulating execution from the step (2) until a preset moment reaches.

The invention discloses a concrete asphalt ground ditcher which comprises a frame, a power device, two walking mechanisms, a cutting and crushing device, a ditching and soil separating device and a hydraulic system. The two walking mechanisms are symmetrically arranged on the two sides of the frame, and the power device is connected with the walking mechanisms. The ditching and soil separating device is arranged on the rear side of the vehicle body. The cutting and crushing device is arranged at the front end of the frame through a front supporting frame and comprises a transmission shaft, a crushing assembly and a cutting blade. The transmission shaft is connected with the power device through a first transmission belt. The cutting blade is arranged on the cutting blade driving shaft, andthe cutting blade driving shaft is connected with the front supporting frame through the cradle. The crushing assembly comprises a sleeve, an impact rod and an eccentric wheel, the impact rod is vertically and movably arranged below the transmission shaft through the sleeve, an impact head is arranged on the lower end thereof, and the eccentric wheel is arranged on the transmission shaft. The concrete asphalt ground ditcher is reasonable in structural design, capable of cutting and crushing firstly and then digging quickly, adjustable in ditching depth, capable of achieving deep digging and replacing manual ditching, time-saving, labor-saving and high in working efficiency.

The present invention relates to a digging device, in particular to a digging device for soil cultivation and preparation. The invention aims to solve a technical problem of how to provide a digging device for soil cultivation and preparation with a good digging effect, a fast digging speed and adaptability to various environments. In order to solve the technical problem, the invention provides the digging device for soil cultivation and preparation. The digging device for soil cultivation and preparation comprises a digging blade, a first gear, a motor, a first rotating shaft, a first bearing pedestal, a second gear, a cam, a liquid inlet tube, a first non-return valve, a cart, a second non-return valve and the like; the first gear is disposed at the front side of the motor, the first rotating shaft is disposed in the first bearing pedestal, the second gear and the cam are disposed on the first rotating shaft, the cam is located behind the second gear, and a roller is disposed at the front side of the second gear. The digging device achieves a good digging effect, a fast digging speed and adaptability to various environments, the device can be used conveniently for digging, and watering before digging will be beneficial to digging.

The invention relates to an excavating device, in particular to an efficient excavating device for mineral mining. The efficient excavating device for mineral mining saves time and labor. In order to achieve the aims, the efficient excavating device for mineral mining comprises wheels, an excavating vehicle, a first swing base, a lifting frame, a first connecting rod, a sector gear, an air cylinder, a rack, a sliding rail, a fixed plate, a connecting block, a second connecting rod and the like; the wheels are arranged at the bottom of the excavating vehicle in a left-and-right symmetry manner, the lifting frame and the second swing base are arranged on the top of the excavating vehicle, the lifting frame is located on the left side of the second swing base, and the sector gear is hinged to the second swing base. The effects of saving time and labor and being high in excavating speed and easy to operate are achieved, the air cylinder stretches out and draws back, a breaking hammer is driven to continuously break ores, meanwhile, an excavating hoe continuously excavates the ores, and the two actions can be finished at the same time.

The invention relates to a sweep-saw type tree mover. The tree mover is characterized in that the tree mover comprises a base (1); a handrail (1a) is arranged on the base (1); the lower part of the base (1) is connected with wheels (1b); a power machine (5), a driving device, a rotary handle (9), a saw fixing ring (13), a saw blade (14), matched sliding wheels and pulling wires (10) are arranged on the base; and the pulling wires (10) are connected with the sliding wheels. The invention has the following advantages: (1) the sweep-saw type tree mover has small size and convenient and rapid operation and can remove the seedling with soil balls from small spaces in which the large and medium machinery can not enter; (2) the completeness of the soil ball can be ensured, thereby avoiding the loss due to the damage of the soil balls; (3) the seedling can be quickly moved in time, the seedling can maintain fresh, and the survival rate can be enhanced; (4) the size of the moved seedling soil ball is same, and the shape is uniform, thereby being convenient for package and transportation; (5) the labor efficiency can be greatly enhanced, thereby saving a great amount of labor and moving cost.

The invention relates to a digging and transporting device, particularly relates to a stable building waste digging and transporting device and aims to provide a stable building waste digging and transporting device with high digging and transporting efficiency. The stable building waste digging and transporting device comprises a trolley, a first oscillating rod, a first sliding block, a connection rod, a third sliding block, a first sliding rail, a digging bucket, a first rotating motor, a third oscillating rod, a support rod, a first elastic component, a pressing rod, a guide hole, a fixed baffle block, a contact rolling wheel, a second rotating motor, a cam wheel, a guide plate, a bracket, a second elastic component, a lifting rod, a connection block, a second oscillating rod, a second sliding block and a second sliding rail, wherein the trolley is arranged on the ground; the bracket is arranged at the top of the trolley. The stable building waste digging and transporting device achieves the effects of rapid digging and transporting speed, high digging and transporting efficiency, long service life and simple operation.

The invention relates to excavating equipment, in particular to ground trench excavating equipment for underground pipeline burying in a construction site and aims at achieving the technical purpose of providing the ground trench excavating equipment which is high in excavating speed, saves time and labor in the excavating process, is relatively low in excavating cost and is used for underground pipeline burying in the construction site. To achieve the technical purpose, the ground trench excavating equipment for underground pipeline burying in the construction site is provided and comprises an installation plate, supporting blocks, supporting rods, tires, a first threaded rod, a first pressing block, a first connection rod, a first rotating shaft, a first connection block, a second rotating shaft and the like. The supporting blocks are arranged on the left side and the right side of the lower side of the installation plate in a welding manner, grooves are formed in the lower side of the supporting blocks, the supporting rods are put in the grooves, and the lower sides of the supporting rods are rotationally connected with the tires. The ground trench excavating equipment achieves the effects that the excavating speed is high, time and labor are saved in the excavating process, and the excavating cost is relatively low.

The invention discloses a drum-type jacking excavator, which comprises a cylinder body, a cylinder group arranged on the front panel of the cylinder body, and a soil conveyor belt fixed in the cylinder body; The upper roller and the lower roller, the two ends of the rotating shafts of the upper roller and the lower roller are respectively connected to the left and right side walls of the cylinder; the surface of the upper roller is equipped with evenly distributed upper scrapers, and the surface of the lower roller is equipped with evenly distributed lower scrapers and upper scrapers. There is a gap between the scraper and the lower scraper; the soil conveyor belt is set close to the junction of the upper scraper and the lower scraper. The beneficial effects of the invention are: through the cooperation of the drill and the scraper, the soil-breaking ability is greatly strengthened, the excavation speed is fast, the jacking operation efficiency is high, the degree of automation is high, and the amount of manual labor is reduced.

The invention discloses a seedling transplanting device. The seedling transplanting device comprises an operation platform, and four rectangular running wheels are installed on the lower side wall ofthe operation platform. The seedling transplanting device has the advantages that the inclination angle of digging plates and the distance between the two digging plates can be adjusted according to the specific growth condition of seedlings, and the adaptability is high; the seedlings can be righted in the digging process through a righting soft cushion and effectively prevented from the risks ofdeviation and even breakage; by adopting a non-labor digging mode, the time and labor are saved, the speeding of digging the seedlings is high, and the efficiency is high.

The invention provides a round small-section tunnel excavation profile control construction method. The construction method comprises the following steps that S1, the to-be-excavated circle center position on a tunnel face of the tunnel is determined through a laser alignment instrument, according to the to-be-excavated circle center position and the to-be-excavated radius of the tunnel, the to-be-excavated profile line of the tunnel face is determined, wherein the to-be-excavated tunnel face forms a closing range for surrounding the to-be-excavated circle center position; S2, along the to-be-excavated profile line, the position of a blast hole is determined, the position of an auxiliary blast hole and the position of a slotting blast hole are determined within the range formed by the to-be-excavated profile line, and the blast hole, the auxiliary blast hole and the slotting blast hole are formed through drilling construction; S3, the formed blast hole, the auxiliary blast hole and theslotting blast hole are filled with light explosive cartridges respectively, and blasting operation is conducted. The excavation profile of the tunnel can be well controlled, and the construction efficiency can be improved.

The invention discloses a natural energy uninterrupted cooling pit-digging device used for tree planting. When the device provided by the invention is used, a pit digging depth is controlled by upperlimit sleeves and lower limit sleeves, a rotation shaft is prevented from shifting through a balance component, a probe cone part is firstly in contact with soil to open the soil, so that a pit digging speed is improved, and abrasion of a spiral blade is effectively reduced; in the falling process of the rotation shaft, the lower part of a spring protective cover is in contact with the ground andgradually compressed, an injury accident caused by contact of a human body and the spiral blade is effectively avoided while splashing of the soil is effectively reduced, safety performance of the device is greatly improved, and normal operation of the device is not hindered; and uninterrupted cooling is performed on the spiral blade through a wind energy component, damage caused by high temperature of the spiral blade is avoided, and safety and service life of the device are further improved.

The invention discloses a multi-drill rod linkage driving-type soil digging vehicle. The soil digging vehicle comprises a vehicle body composed of a top plate, a vertical frame and a bottom plate butted in sequence, the outer side of the vertical frame is provided with a control box and an operating rod, the operating rod is located above the control box, a control board and a storage battery arearranged in the control box, a switch connected to the control board is arranged on the operating rod, and the bottom of the bottom plate is provided with a movable support wheel; and the inner side of the vertical frame is provided with a driving box, the driving box is slidably connected with the vertical frame, a hydraulic cylinder is fixed at the center of the top surface of the top plate, theoutput end of the hydraulic cylinder is provided with a telescopic rod, and the lower end of the telescopic rod is fixed on the top of the driving box. When the device is digging a pit, a first driving motor works to drive a driving gear to rotate, the driving gear synchronously drives a driven gear that meshes with the driving gear to rotate, through a driven rod driving the drill rods to rotate, the hydraulic cylinder drives the telescopic rod to extend and the driving box drops, and the soil crushing efficiency is greatly improve and the digging speed is improved through the drill rod performing multi-point crushing of the soil.

The invention discloses a ditching device suitable for wide-trench large-earthwork operation and a ditching machine and a loosener. The ditching device comprises the ditching device bracket, the rearend of the ditching device bracket is provided with a driving rotation horizontal shaft, the front end of the ditching device bracket is provided with a driven rotation horizontal shaft, the driving rotation horizontal shaft and the driven rotation horizontal shaft are connected by two annular driving chains, a plurality of connecting horizontal bars provided with ditching cutters or a plurality of connecting horizontal plates provided with the ditching cutters are connected between the two annular driving chains, or the driving rotation horizontal shaft and the driven rotation horizontal shaft are connected by a conveyor belt provided with the ditching cutters. The ditching machine and the loosener adopt the above-mentioned ditching device, and have the characteristics of being small in whole machine length, power-saving, and suitable for orchard operation.

The invention discloses a pit digging device for peach tree planting. A lifting plate moves up and down along a supporting plate under the action of a lifting motor, and the lifting plate drives a driving mechanism on the lifting plate, a drill rod connected with the driving mechanism and a spiral blade arranged on the drill rod to move up and down while moving up and down; the drill rod drives the spiral blade to rotate to dig holes, dug soil is driven to the upper portion under the action of the spiral blade and discharged from a gap between the front and back portions of the two transition plates, and therefore, when the hole digging device digs holes, the soil in the holes can be cleared away in time; and a feeding box is filled with fertilizer and water, the fertilizer and the water can enter the area between a spiral outer cylinder and a spiral inner cylinder from the pipeline after the pit is dug, and are injected into the pit from the opening in the bottom, and growth of the peach trees is promoted. The pit digging device is high in digging speed, can improve peach tree planting efficiency, and solves the problems that traditional manual digging is low in working efficiency, wastes manpower and material resources and increases labor intensity.