114results about "Measuring points marking" patented technology

The invention relates to the technical field of rocker surveying and mapping, in particular to remote sensing surveying and mapping equipment based on urban and rural different terrain planning. Comprising a base, a plurality of rotating rods are evenly and rotatably arranged on the circumference of the outer side of the base, every two adjacent rotating rods are connected through target cloth, sliding grooves are formed in the rotating rods, sliding plates are slidably arranged in the sliding grooves, driving assemblies are arranged in the rotating rods, sliding rods are elastically and rotatably arranged on the two sides of each sliding plate, and the ends, away from the sliding plates, of the sliding rods are fixedly connected with one ends of inserting rods; a protruding column is fixed to the outer edge of the side, close to the sliding plate, of the sliding rod, a combined groove corresponding to the protruding column is formed in the groove wall of the sliding groove, and the protruding column is clamped in the combined groove in a sliding mode. According to the equipment, seamless switching between the soft terrain and the hard terrain is achieved through an intelligent adjusting mechanism of the inserting rod, and the inserting rod can be vertically inserted into soil on the soft ground to provide the anchoring effect; on the hard ground, the inserting rod extends out and rotates to the inclined plane attaching state, and the supporting area and the friction contact are increased.

A marker for burying adjacent an underground structure such that a location of the underground structure can be identified from above a ground surface. The marker comprises a housing, a gimbal beacon retention device disposed within the housing. The gimbal beacon retention device comprises an outer gimbal structure and an inner gimbal structure rotatable disposed within the outer gimbal structure and carrying the beacon device. The gimbal beacon retention device is structured and operable to orient the beacon device in a desired orientation relative to a ground surface regardless of the orientation of the housing relative to the ground surface.

The invention relates to a positioning device (3) for positioning metal profiles (2) to be attached to a support structure (1) for drywall construction, comprising a base body (4) with an end plate (5) having an end surface (6) designed to establish a magnetic connection to the metal profile (2), wherein a first scale (9, 10, 11 / 11', 12) is arranged on a broad side surface (8) of a broad side plate (7) of the base body (4) arranged perpendicular to the end plate (5). According to the invention, at least one narrow plate (13, 13') is provided, arranged perpendicular to the broad side plate (7) and perpendicular to the end plate (5), each with at least one broad side surface (14) having a second scale (15).

The invention relates to a positioning device (3) for positioning metal profiles (2) to be fastened to a support structure (1) for drywall construction, comprising a main body (4) with an end plate (5), which has an end face (6), which is designed to produce a magnetic connection to the metal profile (2), wherein a first scale (9, 10, 11 / 11', 12) is arranged on a broad-side face (8) of a broad-side plate (7) of the main body (4), which broad-side plate is arranged at a right angle to the end plate (5). According to the invention, at least one narrow plate (13, 13') is provided which is arranged perpendicular to the broad-side plate (7) and perpendicular to the end plate (5) and has a respective at least one broad-side surface (14) having a second scale (15).

The invention relates to the technical field of geological disaster measurement, in particular to measurement marking equipment for geological disaster survey operation, which comprises an outer box, a drilling mechanism is arranged on the right side of the outer box, and the drilling mechanism comprises a drill rod, a base plate and a first hydraulic cylinder; a storage rack is further arranged in the movable cavity and can move back and forth in a reciprocating mode. The inclinometer pipe is further provided with a plurality of detection holes distributed from top to bottom, and sensors of different types can be movably connected into the detection holes so as to complete monitoring operation of different environmental parameters. A liquid storage cavity is further formed in the outer box and located on the left side of the second hydraulic cylinder, a liquid pump is arranged in the liquid storage cavity, the bottom end of the liquid storage cavity is further connected with a grouting pipe through a liquid conveying pipe, one end of the liquid conveying pipe is connected with the liquid pump, and an electromagnetic flow control valve is further arranged on the grouting pipe. According to the invention, the accuracy and the installation stability of the measurement marking operation of the inclinometer pipe are improved, and meanwhile, the upgrading conversion from the traditional physical measurement marking to the intelligent-integrated-multi-source fusion measurement environment information acquisition station of the geological disaster investigation operation is also realized.

The invention provides a surveying and mapping device for service area ramp construction lofting, and relates to the technical field of pier center lofting and surveying and mapping, the surveying and mapping device comprises a surveying and mapping mounting piece, and the surveying and mapping mounting piece is provided with an angle adjusting piece; the angle adjusting piece is used for reflecting laser of the total station; the angle adjusting piece is provided with a proofreading piece; the proofreading piece, the angle adjusting piece and the laser of the total station are coaxial; an angle adjusting piece is mounted on the angle adjusting piece; the calibration piece is matched with the angle swing arm, the adjustment efficiency of a worker during laser surveying and mapping of the total station can be effectively improved, the tripod does not need to be moved and adjusted tediously, and the operation difficulty can be effectively reduced; the surveying and mapping device aims to solve the problems that an existing surveying and mapping device for ramp construction lofting is inconvenient to use a total station eyepiece to guide and adjust a prism through laser, and surveying and mapping point finding adjustment efficiency is low.

Device (100) for supporting work in crafts within a predefined work area (310) within an assigned spatial profile (200), comprising at least one input device (110, 140) for entering work parameters to be displayed in the predefined work area (310), an image generation device (120) for generating image data at least on the basis of the work parameters to be displayed, and a projection device (150) for converting the image data into a predefined image (405) and for projecting the predefined image (405) onto an assigned projection surface (320) in the predefined work area (310), characterized in that the input device (110, 140) has a gesture evaluation device (140) which is designed to capture and evaluate gestures performed within the predefined work area (310) by a user (400) of the device (100) for entering the work parameters to be displayed.wherein the work parameters to be displayed are designed as light points (410; 510) for positioning a borehole in the working area (310).

To provide a laser marker capable of suppressing the temperature rise of a semiconductor laser due to heat generation of a semiconductor element that controls the luminous amount of the semiconductor laser.SOLUTION: A laser marker 1 includes an optical body, a semiconductor element Q1, a first housing 4, and a second housing 35. The optical body has a semiconductor laser 52 and an optical system. The semiconductor element Q1 controls the luminous amount of the semiconductor laser 52. The first housing 4 houses the optical body. The second housing 35 is another housing different from the first housing 4 for housing the semiconductor element Q1.SELECTED DRAWING: Figure 9

Device (6) for indicating marking positions (9, 10) on a ground surface (1) of a golf course, which device (6) is arranged facing the ground surface (1), wherein a plurality of beams of light rays (4, 5) are output by at least one light source (2, 3), which beams of light rays (4, 5) are directed onto the ground surface (1) from a high point (7, 8) spaced apart from the ground surface (1), wherein a plurality of patterns are projected on the ground surface (1) by individual beams of light rays (4, 5), wherein an individual beam of light rays (4, 5) characterizes an individual marking position (9, 10) by an individual pattern of the plurality of patterns, wherein each beam of light rays (4, 5) comprises a main axis, which main axis is oriented at an acute angle alpha, beta with respect to the ground surface (1) and / or to a horizontal axis.

The utility model discloses a field foldable paving image control point, which comprises a plate body, a covering layer, supporting legs and a centering mark, the plate body comprises four plate blocks, the four plate blocks are enclosed to form the plate body, and the four plate blocks are distributed in a four-grid shape, so that the image control point can be accurately and quickly stabbed when the image control point is stabbed during indoor work; every two adjacent plates are hinged to each other; a covering layer is arranged on the upper end face of each plate, and every two adjacent covering layers are different. Supporting legs are arranged below the plate blocks, and the supporting legs are detachably connected with the plate blocks; the supporting legs are telescopic in the length direction, and the lower ends of the supporting legs are arranged to be in a conical shape. The centering mark is arranged at the junction point of the four plates, and the centering mark is convenient for on-site measurement of image control point coordinates; the supporting legs can stretch out and draw back, so that the aerial photography measurement auxiliary device can be suitable for different ground conditions, including uneven ground conditions, wind blowing prevention or accidental movement prevention, and application scenes of image control points are increased.

This invention relates to the field of urban and rural planning surveying technology, and discloses a multifunctional urban and rural planning positioning and surveying auxiliary device, including a pole body. A marking component is provided at the bottom of the pole body. The marking component includes a hollow rod with a first cavity inside. A plaster rod is placed inside the first cavity. A base is slidably sleeved at the bottom of the hollow rod. A rotating ring is rotatably connected inside the hollow rod, and two sets of steel needles are installed on the rotating ring. A locking component is provided on the outer wall of the hollow rod. Through the marking component, workers can drive the rotating ring and steel needles to rotate and grind the plaster rod by pressing the pole body during the layout and positioning operation. The resulting plaster powder falls precisely to the ground through the through holes of the base and the rotating ring. Compared with the traditional method of manually sprinkling plaster powder, this simplifies the operation process of marking points in urban and rural planning surveying and improves the accuracy of the marked positions.

To provide a laser marker easy to hold.SOLUTION: A laser marker 1 includes a light source 10, a main body 2, and a leg unit 3. The light source 10 emits laser light. The main body 2 holds the light source 10. The leg unit 3 is installed on an installation surface to support the main body 2. The leg unit 3 has three or more legs 31 and is configured to be rotatable between closed position and open position. A main leg 5, which is one leg 31 of the three or more legs 31, has a grip 59. The grip 59 protrudes away from the center of the main body 2 along a direction that intersects a direction in which the main body 2 and the leg unit 3 are lined up in a state where all three or more legs 31 are located in the closed position.SELECTED DRAWING: Figure 1

The present invention provides a surveying assistance method with which observations of a center stake distance and an as-built part can be assisted. The surveying assistance method is a surveying assistance method, wherein a computer (50) reads design information including center point data of center points set on a centerline of a route and constituent point data of constituent points set on sections including the center points, the section being orthogonal to the centerline, acquires position information indicating a current position of a surveyed device (40) at a predetermined period, calculates a horizontal distance and a vertical distance between the current position and a reference point on a designated section based on the position information and the design information, displays the horizontal distance and the vertical distance on a display unit of the computer as survey information, and updates the display at intervals of the predetermined period, and the reference point is a point to be selected from the center points or the constituent points.

The embodiment of the utility model provides a novel ground subsidence measuring point protection device which comprises a body and a top cover, the body comprises a hollow cylindrical barrel and a bottom side plate integrally connected to the bottom of the barrel, and the top cover is detachably connected with the top of the body; the bottom side plate is further provided with a vertically-through positioning hole, and the diameter of the positioning hole is larger than the diameter of a to-be-protected measuring point mark. According to the technical scheme, the novel ground subsidence measuring point protection device can better bear supporting of a lower soil body, is firm in fixation and not prone to sinking, the problem that an external road surface is pressed and deformed due to overall sinking generally existing in a ground subsidence measuring point protection device in the prior art is solved, and meanwhile it is guaranteed that measuring point identification and positioning are accurate.

The invention relates to the technical field of railway measurement, and discloses an unmanned aerial vehicle LiDAR-based existing railway line measurement method, which comprises the following steps: S1, ground target layout: designing square hard white paper targets of which diagonal lines are black lines, and arranging the targets according to different heights on two sides of a railway in an open area along the railway, adopting a total station to actually measure the coordinate and elevation of the center of each target; and S2, unmanned aerial vehicle LiDAR flight: unmanned aerial vehicle LiDAR equipment adapting to the measurement precision requirement of the existing railway line is selected, and flight operation is executed in combination with a ground base station erection scheme. According to the method, coordinate conversion parameters are established through target arrangement and measured data of a total station, a point cloud processing flow is optimized in combination with intelligent algorithms such as a Ransac algorithm, 2D Hough transform and regional growth, the measurement effect that the plane coordinate precision is smaller than or equal to 5 cm and the elevation precision is smaller than or equal to 2 cm is finally achieved, the actual line type of the existing railway line is precisely restored, and the accuracy of the existing railway line is improved. And the high-precision requirements of maintenance, reconstruction, upgrading and the like are met.

The utility model belongs to the technical field of auxiliary measuring tools, and provides a measuring point position warning protection device which comprises a fixing device, a lamp body and a lampshade. The fixing device is used for being fixedly arranged on a fixing point position, a solar panel is fixedly arranged at the top of the fixing device, the lamp body and the lampshade are both located at the top of the solar panel, the lamp body is electrically connected with the solar panel, the lampshade covers the outer side of the lamp body, the lampshade is a polyhedron and is made of transparent materials, and a plurality of reflective strips are arranged on the outer surface of the lampshade in a staggered mode. According to the utility model, a warning protection effect can be achieved through light reflection of the reflective stripe in the daytime, and surrounding personnel can be effectively warned through light of the lamp body and the reflective stripe at night or in a dark environment, so that the visibility of a measurement point location is improved, the accuracy of identification of the measurement point location is improved, and the situation that the measurement point location is accidentally touched is reduced; therefore, the construction efficiency is greatly improved.

The portable unmanned aerial vehicle ground target device comprises a capsule mechanism and a launching mechanism, the capsule mechanism comprises a capsule body, a supporting rod, a high-pressure gas cylinder and a pulling rope, the top end of the supporting rod is connected with the bottom end of the capsule body, and the high-pressure gas cylinder is arranged in the capsule body; an exhaust port of the high-pressure gas cylinder is communicated with an inner cavity of the capsule body, identification pigment is arranged in the inner cavity of the capsule body, and one end of the traction rope is connected with an exhaust switch of the high-pressure gas cylinder; the launching mechanism comprises a crossbow arm, a crossbow, a bowstring and a triggering mechanism, the crossbow is installed on the crossbow arm, the two ends of the bowstring are connected with the two ends of the crossbow respectively, and a guide groove is formed in the crossbow arm in the length direction of the crossbow arm. The method has the advantages that unmanned aerial vehicle aerial photography and aerial survey canopy targets can be formed on tree crowns to serve as ground phase control points for unmanned aerial vehicle recognition, and clear recognition marks can be formed in images; the whole device is compact in structure, suitable for being carried and used in dense forest areas, low in use cost, easy to operate and easy to popularize.

The utility model belongs to the field of expanding devices, and particularly relates to a measuring control point ground hole expanding device which comprises a support, and the top of the support is fixedly connected with a first hydraulic cylinder. The output end of the first hydraulic cylinder is fixedly connected with a top plate; a second telescopic rod is fixedly connected between the top plate and the support; the first hydraulic cylinder and the second telescopic rod are symmetrically arranged; a motor is fixedly connected to the top of the top plate; the output end of the motor is fixedly connected with an equipment box; the top plate is positioned between the motor and the equipment box; a drill rod is fixedly connected to the bottom of the equipment box; the equipment box is communicated with the drill rod; a vertical rod is fixedly connected to the inner wall of the drill rod, and the top of the vertical rod extends to the top of the inner side wall of the equipment box. The transverse movement of the sliding plate and the tooth ball can be controlled by starting the second hydraulic cylinder, so that the drill rod can broach through the tooth ball after drilling, an additional bearing platform is arranged at the bottom of a control point, the contact area of the control point and a foundation is increased, and the bearing capacity and the pulling resistance of the control point are improved.

The utility model discloses a benchmark device, a leveling rod and a displacement monitoring system.The displacement monitoring system at least comprises a level gauge, the leveling rod and the benchmark device, the leveling rod comprises a rod body and a first magnetic attraction part, the lower portion of the rod body is provided with a first matching feature, and the first magnetic attraction part is arranged adjacent to the first matching feature; the benchmark device comprises a second matching feature and a second magnetic attraction piece, the second matching feature is matched with the first matching feature, and the second magnetic attraction piece is arranged adjacent to the second matching feature; and when the leveling rod is arranged on the leveling point device in a matching manner through the first matching feature and the second matching feature, the first magnetic attraction piece and the second magnetic attraction piece are attracted. According to the technical scheme, the monitoring efficiency can be improved, and the monitoring cost can be reduced.

In this laser marking device, a housing (12) having a reference surface (13) to be placed on a target is provided therein with: a virtual horizontal surface (HS), which is a virtual horizontal surface when the reference surface is disposed vertically; and a support body (131) that oscillates about a spindle (131a) parallel to the reference surface. A laser module (151) and an acceleration sensor (301) are mounted to the support body. The acceleration sensor detects the inclination of the housing, when the laser marking device (11) is placed with the reference surface pressed against a wall surface (W), a floor surface (F), or a ceiling surface (C). A control unit (431) refers to a gravitational acceleration signal output by the acceleration sensor and controls the attitude of the support body with an actuator (171) so that an optical axis (LA) of laser light (L) emitted from the laser module is vertical or horizontal.

A portable device (10) for displaying graphical information (12) on a remote object (14) comprises a projector (18), in particular a video projector, for projecting the graphical information (12), a camera (20) for capturing the position and / or location of the object (14), a semitransparent mirror (22) having a first surface and an opposing second surface, and a controller (28) for controlling the projector (18) and the camera (20) and for evaluating the images captured by the camera (20). The device (10) furthermore comprises a portable housing (16) in which at least the projector (18), the camera (20) and the semitransparent mirror (22) are accommodated. The projector (18), the camera (20) and the semitransparent mirror (22) are arranged relative to one another such that the first surface of the semitransparent mirror (22) is located in the beam path of the projector (18) and the second surface of the semitransparent mirror (22) is located in the viewing angle of the camera (20). In a coaxial region of the device (10), either the optical axis (24) of the beam path, deflected through reflection by the semitransparent mirror (22), of the projector (18) is coaxial with the optical axis (26) of the light entering the camera (20) that is transmitted by the semitransparent mirror (22), or the optical axis (24) of the beam path, transmitted by the semitransparent mirror (22), of the projector (18) is coaxial with the optical axis (26) of the light entering the camera (20) that is deflected through reflection by the semitransparent mirror (22).

The invention relates to a marker (400), in particular a two-dimensional marker, which is optically detectable and has a polygonal, in particular rectangular, marker base shape (402) with corners (404), wherein the marker has at one or more of the corners (404) a teardrop-shaped extension (406) located outside the marker base shape (402), which creates a saddle point at the respective corner. The invention also relates to an object with such a marker and to a method for determining the position of the saddle points.

A method and apparatus for measuring slope deformation using the DIC (Diverterless Computation) system, belonging to the field of slope measurement technology, is disclosed. This invention aims to improve the accuracy of slope displacement calculation. The invention includes a camera array, reference markers, a windbreak, and a field processing unit. The camera array is a multi-camera assembly composed of multiple high-resolution cameras fixed to a mounting bracket. Each high-resolution camera covers a specific sector, and the combined field of view of all high-resolution cameras covers the entire road slope. The reference markers are markers that emit near-infrared spectra and are fixed at monitoring points on the road slope; these markers have periodic textures achieved through a masking mechanism. The windbreak is positioned next to the mounting bracket to dampen wind-induced oscillations of the camera array. The field processing unit is a control and data processing device deployed at the monitoring site. The cameras in the camera array are connected to the field processing unit, and the camera array acquires images of the road slope with reference markers. This invention improves monitoring efficiency.

The purpose of the present invention is to provide a laser reticle that can be reduced in size. The laser line device (10) is provided with a light projection part (18) and a rotating part (20). The rotating unit (20) has: a driven gear (36) that rotates integrally with the light projecting unit (18); a drive gear (56); a motor (42); a knob (32); a planetary gear mechanism (58); a first drive wheel (54) that rotates integrally with the sun gear (64); a second drive wheel (60) of external teeth provided over 360 degrees on the outer peripheral surface of the ring gear (66); a motor worm (42c) provided on a motor shaft (42b) of the motor (42); and a knob worm (32b) provided on a knob shaft (32a) of the knob (32). The first drive wheel (54) is engaged with the motor worm (42c), and the second drive wheel (60) is engaged with the knob worm (32b).

The utility model discloses a prism protection device based on a fixed observation pillar, which comprises an observation pillar and a prism arranged on the observation pillar, and a lifting mechanism is further arranged on the observation pillar. The lifting mechanism comprises a lead screw vertically installed on the observation pillar, a connecting piece in threaded connection with the lead screw and a motor connected with the connecting piece, a protective cover is fixedly connected to the connecting piece, and the motor is electrically connected with a controller used for controlling the motor to act. The motor drives the connecting piece and the protective cover to ascend or descend along the lead screw together, so that the prism is exposed or covered by the protective cover. According to the utility model, the prism can be effectively protected, certain dustproof and anti-theft capabilities are provided, the protective cover can be opened and closed as required, the labor intensity of measurement work is greatly reduced, and the working efficiency is improved.

The utility model discloses land boundary surveying and mapping marking device convenient to carry relates to land boundary surveying and mapping technical field, this land boundary surveying and mapping marking device convenient to carry, including the upper marking pole body of inside installation has GPS locator and the lower marking pole body of rotation connection below upper marking pole body, still include: the positioning cone of fixed in the bottom of lower marking pole body, the inside of lower marking pole body is provided with cavity, and the inside movable joint of cavity has reinforcing structure, the utility model discloses compact overall structure, design portable, convenient for surveying and mapping personnel to carry, after the device installation is completed, can carry out reinforcing treatment to oneself, can be firmly fixed in the soil, ensure the stability of marking device, and the device has the protection function, can shield protection to the position above oneself, can effectively avoid the damage of foreign matter to the electronic component inside this marking device, protect the normal work of internal electronic component, guarantee the accuracy and integrity of land boundary surveying and mapping data.

The application relates to a foundation pit operation monitoring device, which comprises a main frame body and an auxiliary device. The auxiliary device is installed on the main frame body. The auxiliary device comprises a light emitting part and an optical assembly. The light emitting part is used for emitting a light beam towards the foundation pit. The optical assembly is arranged on the propagation path of the emitted light of the light emitting part and is used for diffusing the emitted light beam to form a columnar light beam to assist the foundation pit operation. During operation, the light emitting part emits a light beam towards the foundation pit. After passing through the optical assembly, the light beam is diffused to form a columnar light beam. The operation personnel can excavate the foundation pit according to the columnar light beam, for example, excavate the foundation pit along the periphery of the columnar light beam so that the pit wall of the foundation pit coincides with the periphery of the columnar light beam. In this way, the verticality and the cross-sectional size of the foundation pit excavation can be ensured, thereby improving the construction quality of the foundation pit.

The utility model discloses an image control point structure, and belongs to the field of unmanned aerial vehicle ground point fixing tools. Comprising an image control point body, a bubble level and a water bag, the image control point body is provided with a cross-shaped pattern for fixed-point marking of the unmanned aerial vehicle; the water bag is arranged on the image control point body around the edge of the cross-shaped grain; and the bubble level is arranged at the central position of the cross-shaped lines. The beneficial effects are that the bubble level is arranged at the center of the cross line, and a worker can directly judge whether the image control point body is horizontal through the level during laying. The water bag is arranged around the edge of the cross grain to form a closed counterweight ring, so that a gap between the image control point body and the ground is thoroughly blocked, strong wind is prevented from entering the space between the image control point and the ground from an unpressed area, the image control point body cannot incline, re-laying is not needed, and the operation is simple.