54results about How to "Convenient surveying and mapping" patented technology

The invention discloses a method and a device for scanning an inner contour of buildings by using a handheld rangefinder. The device comprises a PC which serves as a command control center and a data converting center and a distance measuring device which is used for scanning, surveying and mapping. The distance measuring device comprises a rotatable rotating cradle head and a rangefinder installed on the rotating cradle head, wherein the rotating cradle head is further equipped with a power supply device, a power unit, a controller, and a reduction gear set. The rotating cradle head carries the rangefinder and rotates synchronously step-by-step towards angles such as limiting positions and the like intermittently, the rangefinder emits beams to measure the distance between an object being tested and the rotating cradle head at every pause point of the rotating cradle head until the rotating cradle head rotates to the limiting positions, the controller sends measured distance data and a stepping angle to the PC, and the PC converts the stored data into an Auto CAD electronic file in a format of DXF by the data converting center. The method and the device of the invention have such beneficial effects as simple structure, low manufacturing cost, convenient carrying, and ability of expanding a rangefinder which can only measure straight-line distances originally into a multipurpose device which is capable of measuring inner contour curved surfaces of the buildings.

The invention relates to a device for mapping magnetizing characteristic curves of ferromagnetic materials and a mapping method thereof. The device comprises a hard magnetic sample, a soft magnetic sample, a case, a digital voltmeter UB, a UH, a power supply circuit of the UH, a waveband switch SB, connectors XS1/XP1-XS8/XP8, resistors Rx, Ry, a capacitor Cy and a panel. The mapping method comprises the following steps of switching on an electric source of the device, selecting the voltage input parameter of a signal generator and the mapping parameter of an oscillograph, demagnetizing the hard magnetic sample and the soft magnetic sample, scaling an X axis and a Y axis on the oscillograph and observing and mapping the fundamental magnetization curves and the magnetic hysteresis loops of the soft magnetic sample and the hard magnetic sample. The invention can respectively observe and map the dynamic magnetic hysteresis loops of the hard magnetic sample and the soft magnetic sample, is convenient for intuitively understanding and mapping the magnetizing characteristics of the hard magnetic sample and the soft magnetic sample, has high detection precision and compact structure and is used for researching the magnetizing characteristics of the ferromagnetic materials or electrical experiment teaching.

The invention discloses an engineering surveying instrument convenient to carry, and relates to the technical field of engineering surveying. The instrument comprises a detaching box and a supportingplate, a telescopic block is arranged on the bottom of the detaching box in a penetrating manner, the bottom of an inner cavity of the telescopic block is fixedly connected with a first spring, the top end of the first spring is fixedly connected with a connecting rod, the end, away from the first spring, of the connecting rod penetrates the telescopic block and extends to the top of the telescopic block, and clamping rods are fixedly connected to the two sides, extending to an inner cavity of the detaching box, of the telescopic block. The engineering surveying instrument convenient to carryfacilitates detaching and mounting of a user, the user can conveniently carry the instrument during surveying, when the surveying instrument is not used, storage is convenient, the service life of thesurveying instrument is longer, a control board can adjust the surveying angle, during surveying, more convenience is achieved, a buffer frame achieves a buffer effect, damage during surveying of thesurveying instrument can be avoided, due to supporting legs, the surveying instrument is more stable, the surveying result is more precise, and hole grooves and inserting blocks can adjust the heightof the supporting legs.

The invention discloses a portable engineering surveying and mapping device for geological mineral exploration. The device comprises a fixed disc and a base, the center of the top of the fixed disc is in bolting connection with a rotating shaft through a bearing, the top of the rotating shaft is in bolting connection with a placement rack, and an inner cavity of the placement rack is provided with a rapid dismounting mechanism. And a surveying instrument is clamped to the inner side of the rapid dismounting mechanism, and a storage cylinder is bolted to the bottom of the fixed disc. Through cooperation of the fixed clamping base, the clamping groove, the sliding rod, a handle, a limiting spring, a movable clamping base and a clamping block, a user can conveniently and rapidly disassemble the surveying instrument, the surveying instrument disassembling time of the user is shortened, and the surveying instrument has an auxiliary portable effect on the user; through cooperation of a sliding column, a sliding sleeve, a threaded cylinder, a small servo motor, a driving gear, a driven gear and a lead screw, the lifting column and the base can be stored and reset, the overall length of the storage cylinder is shortened, and a user can conveniently carry the shortened storage cylinder.

A method for digitally analyze and evaluating that internal and surface disease of cultural relics is disclosed in the invention. The diseased parts of the interior and the surface of the cultural relics can be continuously scanned, and then the images obtained can be processed and analyzed to obtain the area of the surface and the interior defects, the coordinates of the defect center of mass andthe shape of the defects, so that the operators can clearly see the diseased parts; and then fitting the surface image of the cultural relics obtained from the three-dimensional scanning and the internal image of the cultural relics obtained from the slice scanning. Then the 3D model of the surface texture, color features and internal structure of the cultural relics is restored by 3D reconstruction reverse engineering design, so as to show the location and scope of the disease on the surface and internal of the cultural relics, and the 3D reconstruction system of the disease is rendered as a3D PDF document.

The invention relates to the technical field of geography surveying and mapping, and in particular relates to a geography surveying and mapping device convenient to move. The device comprises a firstbox body; a direct current motor is fixed in the first box body; an output shaft of the direct current motor is fixedly connected with a first screw rod; the first screw rod is in threaded transmission connection with a first transmission nut; a first lifting plate is embedded in the outer side of the first transmission nut; first connecting rods are fixed with the four corners of the upper end ofthe first lifting plate correspondingly; a mounting block is fixed at the end part of the upper end of each first connecting rod; a solar power generation mechanism is arranged on each mounting block; a surveying instrument body is fixed on the lower end surface of each mounting block; a second box body is fixed to the bottom end of the first box body; a moving mechanism is arranged in the secondbox body; a damping mechanism is arranged at the lower end of the moving mechanism; rolling wheels are installed on the damping mechanism; bases are welded to the four corners of the bottom end of the second box body. Moving and fixing of the device are achieved, the height of the surveying instrument body can be adjusted, the structure is simple, and operation is convenient.

The invention discloses a control platform of an unmanned aerial vehicle surveying and mapping device, which comprises a machine body, fans, a control box, air ducts, swing rods, an angle monitoring structure, a spacing monitoring structure and a wind power monitoring structure, and is characterized in that the four air ducts are mounted on the periphery of the machine body in an annular array, and the fans are mounted in the air ducts; a lead block is placed at a measurement starting point, after the lead block is released, under the pushing cooperation of a linkage rod, contact of two conductive plates is achieved, after contact, an indicating lamp flashes, calibration of the starting point is achieved, at the end of measurement, the measurement distance can be judged more accurately through the flashing state of the indicating lamp, one end of a pointer walks along the inner wall of a trigger electrode plate, the swing angle of the swing rod can be measured, on-site surveying and mapping can be accurately carried out according to the length of a silk thread and the swing angle of the swing rod, meanwhile, different altitude intervals can be accurately measured, the accuracy is better, the operation is more convenient, and the device can be suitable for surveying and mapping of multiple terrains.

The invention discloses a method for surveying and mapping a transverse section of a gully. The method comprises the following steps of: selecting a certain characteristic point of the transverse section of the gully; adjusting a distance meter; measuring the distance L between the characteristic point and the distance meter; measuring an inclination angle theta between the characteristic point and an optical distance meter by using a gradiometer; measuring the distance L and the inclination angle theta between each of a plurality of characteristic points on two side walls and at the bottom of the transverse section of the gully and the distance meter; drawing each characteristic point by using a drawing tool; sequentially connecting the plurality of characteristic points through a smooth curved line; and drawing the shape of the transverse section of the gully. Heavy track transverse rods do not need to be carried. The wide transverse section of the gully can be surveyed and mapped conveniently and accurately without blind areas and blind points.

The invention provides an intelligent geographic information measuring and drawing system. The geographic information measuring and drawing system comprises an all-terrain moving chassis, a supportingplatform, a lifting type ground environment reconnaissance device and a high-altitude geographic environment monitoring device, a power supply system and a hydraulic station are arranged on the all-terrain moving chassis, and the supporting platform is erected above the all-terrain moving chassis through a plurality of supporting columns. The lifting type ground environment reconnaissance deviceand the high-altitude geographical environment monitoring device are both installed on the supporting platform. The power supply system supplies power to the whole system, and the hydraulic station supplies hydraulic power to the whole system. According to the invention, the surrounding environment can be automatically and accurately plotted, high-altitude accurate plotting can be carried out by using a high-altitude geographical environment monitoring device plotting system of the system, the operation is simple, the use is convenient, the mechanical structure design is reliable, and the manual labor operation is reduced in the whole process.

The invention provides a fixed-point surveying and mapping tool for building planning, and belongs to the technical field of building planning. The tool comprises a mounting platform, a positioning device and three groups of supporting devices. The mounting platform comprises a fixed table and a mounting table. Two frame plates are fixedly arranged at the top of the fixed table, and the mounting table is rotationally erected between the two frame plates through a first rotating shaft, and is driven by a first drive device. The positioning device comprises a connecting column and a positioningcolumn in threaded connection with the connecting column. A ring is slidably arranged on the surface of the connecting column. The tail end of the positioning column is a tip. Each supporting device comprises a connecting rod, a balance weight device and a supporting rod. Two ends of the connecting rod are rotationally connected with the supporting rod and the circular ring respectively. The balance weight device comprises a balance weight block and a supporting leg rotationally connected with the supporting rod. Long-strip-shaped through grooves are formed in the supporting legs in the lengthdirection, and the balancing weights are driven by a second driving device to be movably arranged in the long-strip-shaped through grooves. The device provides a supporting effect for various instruments, the gravity center of the device can be adjusted, and fixed-point setting is achieved.

The invention discloses a surveying and mapping auxiliary tool and a use method thereof. The surveying and mapping auxiliary tool comprises a folding leg frame, a mounting base, a direction adjusting assembly, a connecting base, a workbench, a clamping assembly and a surveying and mapping instrument, wherein the folding leg frame is arranged on the mounting base, the direction adjusting assembly is arranged in the mounting base, the connecting base is arranged on the direction adjusting assembly, the workbench is arranged on the connecting base. The clamping assembly is arranged on the workbench, and the surveying instrument is arranged on the workbench and connected with the clamping assembly; the direction adjusting assembly comprises a first motor, a second motor, a third motor, a first driving gear, a second driving gear, a third driving gear, a first direction adjusting gear, a second direction adjusting gear, a third direction adjusting gear, a fixing shaft, a first L-shaped connecting piece, a second L-shaped connecting piece, a third L-shaped connecting piece, a first U-shaped transmission piece, a second U-shaped transmission piece and a third U-shaped transmission piece. The fixing shaft is mounted on the mounting base. The invention relates to the technical field of surveying and mapping tools, and particularly provides a foldable surveying and mapping auxiliary tool with high intelligent degree and a use method thereof.

The invention discloses a mobile base maintenance method of an AGV unmanned aerial vehicle with an unmanned aerial vehicle maintenance function. The AGV comprises a vehicle body, a driving assembly arranged on the vehicle body, a GPS positioning device, a wireless communication device and a parking platform, and is characterized in that the AGV can perform information interaction with the unmannedaerial vehicle and a central control center through the wireless communication device; and the AGV provides navigation positioning for the unmanned aerial vehicle through the GPS and is in butt jointwith the unmanned aerial vehicle after the AGV receives a task instruction of the central control center, so that the unmanned aerial vehicle is parked on the parking platform or charged on the parking platform. According to the AGV with the unmanned aerial vehicle maintenance function, the AGV can serve as an outdoor maintenance base of the unmanned aerial vehicle, the AGV serves as a temporaryparking base for conducting electric quantity supplementation when the electric quantity of a battery of the unmanned aerial vehicle is low, so that the cruising ability of the unmanned aerial vehicleis improved, or the unmanned aerial vehicle stops on the parking platform and is recycled through the AGV when the electric quantity is low, the personnel do not need to follow the unmanned aerial vehicle to work, the labor cost required by work of the unmanned aerial vehicle is greatly reduced, and the unmanned aerial vehicle can conduct surveying and mapping in an outdoor unmanned wild area more conveniently.

The invention provides a three-dimensional roadway modeling system and method, and relates to the technical field of information. The three-dimensional roadway modeling system comprises a roadway segmentation module, a calibration point setting module, a laser scanner, a sub-segment data processing module and a three-dimensional model calculation module. The roadway segmentation module is used for dividing a roadway into a plurality of subunit sections, and any two adjacent subunit sections are provided with overlapped sections. The calibration point setting module is used for setting a plurality of calibration points on the overlapping section; the laser scanner is used for performing three-dimensional laser scanning on the subunit sections to obtain three-dimensional point cloud data; the sub-segment data processing module is used for receiving the three-dimensional point cloud data of the sub-unit segment and establishing a sub-segment model according to the three-dimensional point cloud data of the sub-unit segment; and the three-dimensional model calculation module is used for judging whether any two sub-section models are adjacent sub-unit sections according to the calibration points on any two sub-section models, and splicing the plurality of sub-section models to establish a roadway three-dimensional model. The accurate roadway model can be established, and the roadway space condition can be accurately reflected.

The invention discloses a three-dimensional surveying and mapping system based on GPS/Beidou, which includes a base, a cylindrical part, a guide rail, a surveying and mapping trolley and a GPS or Beidou surveying instrument, and the cylindrical part includes a first cylindrical part and a second cylindrical part part, the middle part of the base is embedded with a turntable, the first cylindrical part is fixedly connected with the turntable, the first cylindrical part is screwed to the second cylindrical part, and the first cylindrical part is provided with an external thread , the second cylindrical member is provided with an internal thread, the upper end of the second cylindrical member is provided with a fixed connector, the cross section of the guide rail is “convex” shape, and the top surface of the guide rail is provided with a guide slide groove along the direction of the guide rail, The side of the guide rail is provided with a plurality of through holes perpendicular to the guide chute. The fixed connector passes through the through holes and is locked by a nut. The first cylindrical part is hinged with a telescopic rod, and the free movement of the telescopic rod The end is provided with a block, and the surveying and mapping trolley is placed on the guide rail, and is slidably connected with the guide rail through the connecting chain. The present invention is easy to disassemble and has increased practicability.

The invention discloses a GPS/Beidou surveying and mapping equipment, comprising a base, a cylinder, a guide rail, a surveying and mapping trolley and a GPS or Beidou surveying instrument, the cylinder comprises a first cylinder and a second cylinder, And the surface is provided with evenly distributed positioning holes, one end of the first cylindrical member is fixedly connected with the upper surface of the base, the second cylindrical member is placed in the first cylindrical member, and the second cylindrical member is inserted through the positioning holes through the fastener. A cylindrical part and the second cylindrical part are fixed, the middle part of the guide rail is fixed on the upper end of the second cylindrical part, the cross section of the guide rail is "convex" shape, and the top surface of the guide rail is provided with a guide rail along the direction of the guide rail. The surveying and mapping trolley is placed on the guide rail, and is slidably connected to the guide rail through the connecting chain. One end of the connecting chain is connected to the surveying and mapping trolley, and the other end is provided with a sliding block, and the sliding block is placed in the sliding groove on the top surface of the guide rail. The invention has simple structure and increased practicability.

The invention discloses a total station supporting device for pipe network surveying and mapping. The total station supporting device comprises an automated guided vehicle (AGV); the AGV is provided with a leveling lifting mechanism; one side of the leveling lifting mechanism is provided with a reset mechanism; and the AGV is provided with a protection mechanism. The total station supporting device has the beneficial effects that a total station can be automatically moved by the total station supporting device to different positions and is leveled, the total station can also be protected, different positions can be surveyed and mapped by adjusting the height of the total station, so that the surveying and mapping efficiency is improved, and the total station supporting device is more convenient to use.

The invention relates to the technical field of image surveying and mapping of industrial surveying and mapping tablets, and discloses an indoor image surveying and mapping system and method based on a tablet personal computer, and the method comprises the steps: determining a target contour route of a surveying and mapping trolley based on an indoor house type image when the indoor house type image is obtained; establishing a virtual coordinate system, wherein the X and Y directions of the virtual coordinate system are parallel to the driving plane of the surveying and mapping trolley, and the Z direction is parallel to the height direction of the surveying and mapping trolley; controlling the surveying and mapping trolley to run according to the target contour route so that the tablet personal computer and the detection ruler for surveying and mapping move in the X and Y directions; controlling a connecting rod mechanism on the surveying and mapping trolley to move so that the tablet computer and the detection ruler move in the X direction, the Y direction and the Z direction, wherein the tablet computer can detect the height in the Z direction, and the detection ruler can detect the flatness of the indoor wall surface; and drawing an indoor space structure. According to the invention, accurate planning surveying and mapping can be carried out for irregular wall shapes, and the system can extend to a small space to complete surveying and mapping.