42results about How to "Fast digging" patented technology

The invention provides a space-time proximity search-based mobile trace sequence mode quick mining method. The method comprises the following steps of based on data preprocessing of spatial transformation, at first, performing time and space division on the primary mobile trace data, obtaining a corresponding time space sequence on the basis that the mobile trace data is matched with a time space, building a directed un-weighted digraph corresponding to a two-dimensional geometric space in a time space space, and obtaining a corresponding time space sequence set on the basis that a top point of the un-weighted digraph is matched with the time space sequence; mining a mobile trace sequence mode on the basis of depth-first traversal, in a depth-first traversal process, performing mode increasing in a space-time proximity search-based way, and calculating mobile trace sequence mode support degree by using relational operation of the time space sequence set of the top point. Compared with the prior art, the method has the advantages of high mining speed and high efficiency.

The invention relates to the field of network analysis for crime in public security, in particular to a method thereof for identifying relevant criminal suspects. The invention further provides a method for identifying relevant criminal suspects: 1), finding a corresponding node of a main criminal suspect in a criminal network; 2), constructing a collection of correlative personnel; 3), expanding the correlation according to cross-correlation of personnel;4), adding the expanded nodes with a criminal correlation coefficient value higher than a threshold value into the collection of the correlative personnel; 5), repeating step 3) and step 4) until no new node is added into the collection of correlative personnel or all nodes of the criminal network are expanded; and 6), selecting a quantitative node as a correlated suspect for investigation according to the ordering of the criminal correlation coefficient between each nodes and the main criminal suspect. The identifying method thereof have the advantages that the efficiency is greatly improved, and the correlated criminals can be fully screened out.

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 relates to a hole digger and in particular relates to a hole digger for planting gardening tree seedlings. The invention aims to solve the technical problem of providing a hole digger which is capable of digging holes rapidly, high in working efficiency and capable of preventing soil from being splashed on clothes for planting gardening tree seedlings. According to the technical scheme, the hole digger for planting gardening tree seedlings comprises a shell, moveable blocks, pedals, first bearing seats, twisting rods, twisting sleeves, first springs, pulleys, pull lines, clutch wheels, a spline shaft, a spiral drill bit and the like, wherein openings are formed in the upper parts of the left side and the right of the shell; the moveable blocks are arranged inside the openings; and the pedals are fixedly connected to the middle parts of outer side surfaces of the moveable blocks on the left side and the right side. By trampling the pedals, the spiral drill bit can be enabled to move downwards continuously to dig holes, and manual hole digging with a shovel is not required, thus a rapid hole digging speed and high working efficiency can be achieved; by using a push device, the spiral drill bit can be pushed to move downwards continuously, and furthermore the spiral drill bit can be moved downwards well without being stuck.

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 invention relates to a northern winter big tree transplanting method and belongs to the technical field of plant planting and cultivation. The northern winter big tree transplanting method comprises the following steps of selecting trees, digging, bundling, transporting, planting, carrying out maintenance management and the like. Aiming at the conditions that the temperature in winter of northern areas is low and transplanted big trees are difficult to live through the winter, transplanted nursery-grown plants are treated by adopting a tool in the steps of selecting the trees, digging, bundling, transporting, planting, and carrying out the maintenance management after the planting; the soil digging speed is rapid, the degree is deep and the digging power is great in a digging process; meanwhile, a digging ball is scientific and beautiful, and the transplanting survival rate of the transplanted big trees in winter can be guaranteed.

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 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 a digging machine and especially relates to the digging machine for nursery stock planting. The technical problem to be solved by the invention is to provide the digging machine for nursery stock planting with capabilities of saving time and labor, increasing the digging speed and increasing the efficiency of nursery stock planting. In order to solve the technical problem,the digging machine for nursery stock planting provided by the invention comprises a trolley, wherein a support plate is vertically connected with the left side of the top of the trolley; an up-and-down moving mechanism is arranged on the support plate; a mounting plate is connected with the up-and-down moving mechanism; a digging device is arranged at the bottom of the mounting plate. Accordingto the invention, the digging device is capable of downward moving and quickly digging under the action of the up-and-down moving mechanism; a de-dusting device is capable of removing dust and protecting the staff; a cooling device is capable of cooling the staff, so that the effects of saving time and labor, increasing the digging speed and increasing the nursery stock planting efficiency can beachieved.

The invention relates to digging equipment, in particular to digging equipment for seedling planting and aims to provide the digging equipment for seedling planting, which is higher in digging speed,can prevent stones from splashing during digging and can prevent an operator from being injured easily. The technical scheme is that the digging equipment for seedling planting comprises a cart and the like, wherein a rotating device is mounted on the left side of the top of the cart, an up-and-down moving device is mounted on the rotating device, a mounting plate is mounted on the up-and-down moving device, and a digging device is mounted in the middle of the front side of the mounting plate. The ground can be dug by cooperation of the up-and-down moving device and the digging device, so thatthe operator can directly plant seedlings without manual digging, the seedling planting speed is increased, the digging is faster, stones do not splash during digging, and the operator can be prevented from being injured easily.

The invention discloses a large-scale deep foundation pit slope remaining soil digging and pit-in-pit concrete post casting construction method, which is characterized in that the earthwork digging comprises the following steps including 1, first layer earthwork digging: the first layer earthwork digging is potted digging; 2, second layer earthwork digging: the second layer earthwork digging is slope remaining digging; 3, third layer earthwork digging: a method that a concrete earthwork slope passage is arranged at the left side of a middle trestle and an automobile directly runs into the passage for loading soil is adopted; 4, slope remaining part earthwork digging; 5, pit-in-pit earthwork digging; 6, pit-in-pit concrete casting construction after the pit-in-pit earthwork digging completion. The large-scale deep foundation pit slope remaining soil digging and pit-in-pit concrete post casting construction method has the advantages that the concrete post casting construction method is adopted, the construction difficulty is small, the cost is low, in addition, the construction period is short, and the risk is low.

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 relates to the field of network analysis for crime in public security, in particular to a system and a method thereof for identifying relevant criminal suspects. The system comprises a correlation quantification module, a criminal correlation function module and a node screening module. The invention further provides a method for identifying relevant criminal suspects: 1), finding a corresponding node of a main criminal suspect in a criminal network; 2), constructing a collection of correlative personnel; 3), expanding the correlation according to cross-correlation of personnel; 4), adding the expanded nodes with a criminal correlation coefficient value higher than a threshold value into the collection of the correlative personnel; 5), repeating step 3) and step 4) until no new node is added into the collection of correlative personnel or all nodes of the criminal network are expanded; and 6), selecting a quantitative node as a correlated suspect for investigation according to the ordering of the criminal correlation coefficient between each nodes and the main criminal suspect. The identifying system and the method thereof have the advantages that the efficiency is greatly improved, and the correlated criminals can be fully screened out.

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.

The invention discloses a deep pit supporting structure in a foundation pit and a construction method thereof. The method comprises the steps that on the basis that construction of engineering piles for supporting a foundation pit bottom plate is completed, a deep pit area is excavated, the engineering piles in the deep pit area are broken, and an uphill line of the deep pit area and the engineering piles outside the deep pit area are reserved; and the reserved uphill line of the deep pit area and the two rows of engineering piles in the opposite outer rows are tied through tie bars, concreteis poured, a reinforcement cushion layer is formed, and the uphill line and the tops of the two rows of engineering piles in the opposite outer rows are tied into a whole. According to the method, theuphill line of the deep pit area and the tops of the two rows of engineering piles in the opposite outer rows are tied through the reinforcement cushion layer to form the supporting structure, deep pit concrete surrounding purlins and steel supports can be not needed, deep pit soil excavation is faster, deep pit and bottom plate pouring can be conducted on the foundation pit as soon as possible,the safety of the foundation pit is greatly facilitated, the construction period can be well shortened, and the project is promoted to be better completed and fulfilled.

The invention discloses a water-cooling accelerated digging device for tree planting. The device comprises a rack, wherein the side surface of the rack is C-shaped, multiple wheels are arranged at thebottom of the rack, the rack comprises a top plate, two L-shaped rods and a connecting rod between the two L-shaped rods, digging depth is controlled by an upper limit sleeve and a lower limit sleeve, a rotating shaft is prevented from offset by a balance assembly, an exploration cone part is utilized to make contact with soil firstly for breaking soil, digging speed is increased, and wear of a screw blade is effectively reduced; in the descending process of the rotating shaft, the lower part of a spring protection cover is contacted with the ground and compressed gradually, injury accidentscaused by contact of a human body with the screw blade are effectively avoided while soil splashing is effectively reduced, safety performance of the device is greatly improved, and normal operation of the device is not disturbed; a cooling liquid is sprayed to the screw blade in the digging process, damage caused by high temperature of the screw blade is prevented, soil is effectively softened, and digging efficiency is further improved.

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 mining method of computer data for recommendation systems and belongs to the technical field of computer data processing. The method includes that user preference matrixes and service project preference matrixes are initialized in a main server of a computer, row vectors of preference matrixes input by a user are distributed to a plurality of mappers in the computer, all mappers calculate sub-directions of gradient directions of the user preference matrixes and the service project preference matrixes respectively, calculated results are sent to a simplifier in the computer, the simplifier receives and accumulating the sub-directions of the gradient directions, and the user preference matrixes and the service project preference matrixes are updated according to gradient direction matrixes of the user preference matrixes and the service project preference matrixes. According to the method, the existing probabilistic matrix factorization (PMF) algorithm is modified, large-scale data processing capabilities are improved; and preference matrixes are stored by data storage structures of key-value pairs, so that occupied storage space is small, and reading speed of data are rapid.