169results about "Fixed angles setting out" patented technology

The invention provides a prefabricated bridge pier column installation quality automatic evaluation method based on a three-dimensional laser point cloud. The prefabricated bridge pier column installation quality automatic evaluation method is used for measuring the perpendicularity of a high pier and the distance between pier columns. The method comprises the following steps: an unmanned aerial vehicle laser scanning system collects pier point cloud data according to an optimized flight path, and pre-processes the pier point cloud data to improve data quality; quickly segmenting the point cloud by using an improved adaptive octree and a machine learning algorithm, and extracting a pier point cloud; and based on the finely segmented point cloud, calculating the included angle between the center axis of the bridge pier and the plane normal of the capping beam and the coordinate of the center point of the top surface of the bridge pier to realize accurate evaluation of the perpendicularity of the bridge pier and the distance between adjacent bridge piers. The optimization of the flight path of the unmanned aerial vehicle is combined with the point cloud data preprocessing, so that the data quality can be effectively improved, and the data volume is reduced. Meanwhile, point cloud segmentation is performed by fusing an improved adaptive octree and a machine learning algorithm, so that piers, capping beams and backgrounds can be accurately distinguished, and geometric features of pier studs are completely extracted.

The invention discloses a vertical shaft construction measuring device, which relates to the technical field of laser measurement and comprises a laser plumb aligner main body, a chassis, a dial, a pointer, a laser plummet, a base and an adjusting knob. When laser measurement is carried out, a laser plummet is turned on firstly, a focused light spot directly irradiates a well bottom mark point, an initial position P1 is recorded, then a plurality of angles are rotated to record P2, P3 and P4, diagonal lines are connected to obtain a reference point, and the instrument is adjusted to enable the light spot to coincide with the reference point to complete calibration so as to measure shaft deformation. Stepped vibration induction is achieved through cooperation of a trigger block and trigger teeth, manual errors are avoided, meanwhile, friction force is increased through cooperation of a resistance block and a sliding rod, fine adjustment is assisted, in addition, through cooperation of a locking rod and a first connecting groove, the angle is locked under the gravity effect, position movement is prevented, and double-hand unlocking is achieved through cooperation of the connecting rod, a first magnetic block and a second magnetic block; safety specifications are compulsively met, and laser measurement accuracy is guaranteed through multiple measures.

The utility model belongs to the technical field of building construction, and particularly relates to a wallboard installation perpendicularity detection device which comprises a pair of measuring scales, and the middle parts of the measuring scales are fixedly connected with a pair of supporting plates; a fixing rod is fixedly connected to the middle of the supporting plate; the middle part of the fixed rod is rotationally connected with a round rod; the end part of the round rod is fixedly connected with a telescopic rod; the rotation adjustment of the round rod is used for assisting the extension of the telescopic rod, so that the preparation work time before measurement can be shortened, an operator can adjust and extend the telescopic rod after fixing one measuring ruler, the round rod controls the other measuring ruler to carry out measurement work, which measuring ruler is below does not need to be considered during measurement, and the measurement efficiency is improved. The two measuring rulers can be arranged at the lower part, and the influence on the measuring rulers can be reduced due to a pure mechanical structure, so that the measuring rulers work in a severe environment and provide a relatively accurate measurement data result.

The invention relates to the technical field of pier perpendicularity measurement, and discloses a large-batch pier perpendicularity automatic detection method based on ground three-dimensional scanning, comprising the following steps: S1, arranging a three-dimensional laser scanner and a target ball, and registering single-site cloud collected by the three-dimensional laser scanner based on the target ball to obtain bridge and environment point cloud; the method comprises the steps of S1, extracting bridge point cloud, S3, segmenting the point cloud to obtain a local coordinate system, S4, extracting bridge pier point cloud, and S5, judging the shape of the cross section of the bridge pier; and S6, detecting the perpendicularity of the bridge pier. Therefore, the continuous high-precision bridge pier axis can be fitted by collecting a large amount of point cloud data, and the perpendicularity is calculated through the included angle between the axis equation and the vertical direction by fitting the centroid coordinates of all the point cloud slices of the bridge pier and aiming at different bridge pier section contours, so that the accuracy of the measured data is higher; in addition, the bridge pier point cloud is automatically segmented in a large bridge, and batch detection of the bridge piers is realized.

The application provides a high pier verticality detection device and method based on laser scanning, and belongs to the technical field of high pier verticality detection. The device comprises a meandering inner frame, a plurality of groups of rollers are uniformly arranged around the meandering inner frame, the meandering inner frame can be synchronously expanded or reduced in size in all directions, a meandering outer frame is arranged on the outside of the meandering inner frame, a plurality of positioning members are uniformly arranged between the meandering inner frame and the meandering outer frame, so that the distance between the meandering outer frame and the meandering inner frame remains unchanged when the meandering outer frame moves up and down with the meandering inner frame, a laser emitter is arranged at the bottom corners of the meandering outer frame, a meandering bottom frame is arranged horizontally on the ground, a laser receiving plate is arranged at the four corners of the meandering bottom frame, the center of a plurality of annular scale lines is arranged opposite to the laser emitter above, and a driving member is used for driving the plurality of groups of rollers to rotate synchronously and lock at any position after rotation. The application can detect the verticality of the high pier in a convenient, safe and high-precision manner.

The utility model discloses a wall verticality detection device for constructional engineering, which comprises a base, a lower infrared distance meter is embedded in one side of the base, and an upper infrared distance meter which can be lifted and is positioned on the same vertical plane with the lower infrared distance meter is arranged above the base; a balance assembly is arranged at the bottom of the base and comprises two fixed supporting columns and two lifting supporting columns which are arranged at the bottom in a rectangular array mode, and the balance assembly further comprises a gyroscope module which is arranged in the base and used for determining the lifting state of the lifting supporting columns.

The invention relates to the technical field of building construction, in particular to a steel structure perpendicularity rapid detection device and method.The steel structure perpendicularity rapid detection device comprises a detection base and a restraining assembly, a steel structure magnetic attraction block is installed on one side of the detection base through bolts, and two cantilever rods are horizontally and symmetrically arranged on the side, away from the steel structure magnetic attraction block, of the detection base; the light beam module is adopted to replace a vertical line of a traditional plumb bob, when the light beam module is matched with a ruler to measure different heights of a steel structure stand column, numerical value reading is accurate and clear, meanwhile, the spherical shell is controlled to be matched with two arc-shaped clamping plates of the disassembling and assembling assembly, self-adaptive rapid vertical adjustment can be conducted on the light beam module, and then under the matching effect of the restraining assembly, the height of the steel structure stand column is measured. The vertical posture stability of the light beam module is restrained, external interference is avoided, the detection and measurement precision is improved, in addition, the conical balancing weight can be blocked when not used by shifting the protection plate, and operation is free of worry and convenient.

The present application relates to the field of concrete pouring slip form control, especially to a rectangular channel concrete pouring slip form path tracking control method. The method comprises: obtaining design drawings and cooperating with total station and level, completing center line side line marking and guide rail installation position measurement, combining channel steel guide rail installation and elevation correction to form guide rail allowable deviation record; completing steel form assembly, support and pull rod adjustment, and connecting and reinforcing the pull water stop screw, forming the form reinforcement record; implementing layered symmetrical pouring, alternate pouring and slip form displacement, and generating slip form displacement record; carrying out laser leveling instrument leveling dotting, level and transparent horizontal tube horizontal monitoring, and control point and large line verticality detection, forming verticality detection record. The present application connects the slip form displacement and detection process in the form of record, improves the continuity and reviewability of path tracking control, and enhances the stability of the rectangular channel concrete pouring slip form construction process.

The utility model relates to a road bridge perpendicularity detection device in the technical field of road bridge detection, which comprises a trolley, an installation platform arranged on the trolley, a leveling structure arranged between the installation platform and the trolley, a detection part arranged on the installation platform, and a sliding connection between the detection part and the installation platform through a connecting plate. The trolley is arranged to conveniently move on a road bridge, perpendicularity of different positions of the bridge is detected, the leveling structure is arranged between the mounting platform and the trolley to level the mounting platform, inaccurate detection results caused by uneven road surfaces are prevented, a connecting plate of the detection part is in sliding connection with the mounting platform, and detection accuracy is improved. The detection part is attached to the surface of a bridge member, such as a pier of a bridge and a guardrail of the bridge. A plurality of electric push rods support the mounting platform, and when the ground is uneven, the mounting platform is adjusted by adjusting the expansion and contraction amount of the electric push rods, so that the influence on detection caused by pit inclination of the road surface is prevented.

The utility model belongs to the technical field of building detection equipment, and particularly relates to an internal and external right angle detection ruler for house safety detection, which comprises a main ruler and an auxiliary ruler, one end of the main ruler is recessed inwards to form an accommodating groove for accommodating the auxiliary ruler, one end of the auxiliary ruler is provided with a rotating shaft, and the auxiliary ruler is rotatably connected with the main ruler through the rotating shaft; third grooves are oppositely formed in the two side walls of the containing groove, a telescopic assembly is arranged in each third groove, a plurality of clamping strips are arranged at the telescopic end of each telescopic assembly, the telescopic assemblies drive the clamping strips to be close to or away from the auxiliary ruler in a telescopic mode, clamping plates are arranged on the two side walls of the auxiliary ruler respectively, and the clamping plates abut against any clamping strip in a clamped mode. The telescopic assembly is arranged to drive the clamping strip to stretch out and draw back, and the clamping strip stretches out of the third groove and abuts against the clamping plate on the auxiliary ruler in a clamped mode, so that the auxiliary ruler is higher in stability and not prone to deviation in the measuring process, and then the measuring precision is higher; and through the arrangement of the storage groove, the auxiliary ruler can be conveniently stored.

The application discloses a verticality monitoring device for PHC precast pipe pile and relates to the technical field of pile foundation construction. The technical scheme is characterized by comprising a detection mechanism, wherein the detection mechanism comprises a stabilizing ring frame for sleeving on the pipe pile, multiple groups of measuring needles which are uniformly arranged on the stabilizing ring frame, and multiple groups of feedback components connected with the measuring needles; when the device is in a monitoring state, the measuring needles are in contact with the outer surface of the pipe pile; the feedback components are signal-connected with an integrated module, and the integrated module is provided with an alarm; when the pipe pile is inclined, the corresponding side measuring needle triggers the feedback component, so that the feedback component transmits a signal to the alarm to give an alarm. In the pile sinking process, the stabilizing ring frame is arranged on the periphery of the pipe pile, and multiple groups of measuring needles which are in contact with the outer surface of the pipe pile are arranged on the stabilizing ring frame. When the pile body is inclined in the pile sinking process, the measuring needles trigger the feedback components to give a signal alarm to the alarm, so that the verticality of the pile body can be adjusted, and the pile sinking construction efficiency is improved.

The utility model discloses a building construction pile auxiliary detection device which comprises a contact mechanism, a connecting mechanism and a detection mechanism, the contact mechanism is fixedly installed at one end of the connecting mechanism, and the detection mechanism is movably installed at the other end of the connecting mechanism. The detection mechanism comprises a mounting sleeve, a detection rod, a first horizontal bubble and a second horizontal bubble, the first horizontal bubble is mounted at the contact mechanism, and the first horizontal bubble is used for detecting the mounting levelness of the contact mechanism. The contact seat and the mounting sleeve are adjusted to be in a horizontal state, then the ejector block of the detection rod is ejected to the surface of the pile, the extension length of the detection rod can be converted into perpendicularity data of the pile, and a user can quickly judge the perpendicularity of the pile by observing scales on the detection rod; the device is simple and convenient to operate, can quickly detect the perpendicularity of the pile, and is convenient for a user to detect the perpendicularity of the pile.

The utility model relates to a kind of verticality control device of earth and rockfill dam monitoring instrument pipe body, and the device includes sleeve, adjustable support assembly, spacing adjustment rod and vertical monitoring unit;Two sleeves are equipped with, for respectively clamping two pipe bodies, the opening of sleeve is rotatable adjustment, to adapt and lock the pipe body of different pipe diameter;Adjustable support assembly includes several support rods along the circumferential interval of sleeve uniform distribution;Spacing adjustment rod is connected between two sleeves, and spacing adjustment rod is equipped with multiple hole positions on it, and the spacing between two sleeves can be adjusted and fixed by inserting pin or bolt through different hole positions;Vertical monitoring unit is located on sleeve, for monitoring the verticality of sleeve or its clamped pipe body and outputting data.The device can quickly and efficiently correct the pipe body inclined due to various factors, so that it recovers verticality.The overall structure of the device is simple, uses ordinary materials, has low cost, can reduce manual intervention, reduce labor intensity and economic loss.

The utility model provides a device for detecting template verticality, which comprises a supporting piece, a sliding piece and a measuring piece, the supporting piece is arranged on one side of a template to be detected, the sliding piece is arranged on the supporting piece and can move up and down along the supporting piece, the measuring piece is arranged on the sliding piece and can move up and down along the supporting piece, and the measuring piece is arranged on the sliding piece and can move up and down along the supporting piece. The horizontal distance measuring device is used for measuring the horizontal distance between the different heights of the supporting piece and the to-be-measured template. The vertical template verticality detection device has the advantages that an operator can detect the verticality of a vertical template without climbing, the operation is convenient, the measurement time is shortened, the working efficiency is improved, the potential safety hazard is reduced, multi-point measurement is carried out by adopting the range finder, the measurement error is reduced, the verticality detection precision of the vertical template is ensured, and the working efficiency is improved. And the construction quality is improved.

A wall corner angle measuring device, comprising an operating plate (3) and a vertical plate (5), characterized in that the operating plate (3) is provided with a first operating plate (31) and a second operating plate (32) hingedly matched with each other; the first operating plate and the second operating plate are both three-section hinged plates with different lengths, the end of the hinged plate with the smallest length of the first section is connected through a connecting pin, a semicircular protractor plate (4) is arranged on the upper surface of the first operating plate with the shaft pin (6) as the center, a positioning mark (41) line matched with the protractor plate is arranged on the second operating plate, so as to read the angle value on the protractor plate; the vertical plate is a long strip plate, one end of the long strip plate is provided with a through hole, and the middle part of the long strip plate is provided with a long strip groove serving as a sliding groove (51). The wall corner angle measuring device has the advantages of simple measuring device structure, convenient manufacturing, direct measurement of small wall corner angles using a protractor, simple operation and direct obtaining of measurement results.

The utility model discloses a pile body perpendicularity detection device for a pile foundation, and particularly relates to the technical field of detection of perpendicularity of a precast pile body and a cast-in-place pile counter bore, the pile body perpendicularity detection device comprises an n-shaped support, auxiliary plates are fixedly connected to the left side and the right side of the n-shaped support, and a detection assembly is connected to the interior of the n-shaped support. The device comprises an n-shaped support, grooves are formed in the inner walls of the left side and the right side of the n-shaped support, a movable plate is jointly and movably connected between the two grooves, a first hydraulic pump is fixedly installed at the rear end of the inner wall of the top side of the n-shaped support, the output end of the first hydraulic pump is fixedly connected with the movable plate, and two second hydraulic pumps are fixedly connected to the bottom of the movable plate. And the output ends of the two hydraulic pumps II are fixedly connected with column piles. According to the device for detecting the perpendicularity of the pile body of the pile foundation, the perpendicularity of a precast pile and a cast-in-place pile can be determined by observing horizontal bubbles in time in the piling process through the detection assembly and the linkage assembly.

The invention relates to the technical field of silo conical shell construction, in particular to a silo wall perpendicularity and elevation detection device and method for silo slip form construction, and the device comprises a reference module which comprises a central reference point and an infrared ground reference point, the central reference point is arranged at the central position of the bottom of a silo and is used for providing a space coordinate origin, and the infrared ground reference point is arranged at the central position of the bottom of the silo; the infrared ground datum point is arranged at the bottom edge of the silo and is used for providing an elevation datum; the three-dimensional data acquisition module is suspended in the central area of the sliding formwork operation platform through the leveling mechanism and is used for scanning and acquiring three-dimensional point cloud data and elevation data of the inner wall of the warehouse wall in real time; the control center is in communication connection with the three-dimensional data acquisition module and the leveling mechanism; and the leveling mechanism adjusts the spatial position of the three-dimensional data acquisition module based on the correction instruction, so that the measurement center of the three-dimensional data acquisition module is centered at the central reference point. And through real-time data acquisition, accurate deviation analysis and automatic position calibration, the construction quality of the silo is ensured.

The utility model provides a drill rod perpendicularity detection device for geotechnical engineering drilling construction. The drill rod perpendicularity detection device comprises a base, a sliding table, a sliding block and a distance measuring component. A positioning hole coaxial with the drill hole is formed in the base; the sliding table is in transmission connection with a driving component for driving the sliding table to move around the positioning hole; the sliding block is slidably connected to the sliding table, and an elastic piece is arranged between the sliding block and the sliding table. The sliding block is provided with a probe rod extending towards the central axis of the positioning hole; the distance measuring component is fixedly arranged on the sliding table, the direction of the distance measuring component is parallel to the sliding direction of the sliding block, and the distance measuring component faces the sliding block so that the moving distance of the sliding block can be detected. During use, the sliding table is driven by the driving component to move, and meanwhile, the feeler lever abuts against the peripheral face of the drill rod; if the drill rod is inclined, the numerical value obtained by the distance measuring component changes. According to the drill rod perpendicularity detection device for geotechnical engineering drilling construction, the perpendicularity of the drill rod relative to the construction surface can be detected in real time, and the reliability of the detection result is ensured.

This invention belongs to the field of construction surveying technology and discloses a method and system for measuring the verticality of steel pipe columns used in pipe column construction. The method includes: real-time acquisition of reflective surface distribution data and ambient light intensity data at the construction site, and dynamic adjustment of the laser pulse parameters of the total station; dynamically setting a signal reception time window based on the laser pulse parameters to receive reflected signals; removing non-prism reflection signals from the reflected signals to obtain valid signals; precisely filtering interference signals from the valid signals to obtain the target signal; performing signal quality analysis on the target signal to determine whether feedback optimization is needed; if so, optimizing the laser pulse parameters and signal reception time window; otherwise, calculating the verticality of the steel pipe column. This invention not only significantly improves measurement accuracy but also enhances the system's adaptability and autonomy, thereby achieving efficient steel pipe column verticality measurement and improving engineering safety and construction efficiency.

The invention discloses a bridge pier column detection device, and relates to the technical field of bridges, the bridge pier column detection device comprises a cabinet, an access door arranged on the cabinet, detection equipment arranged on the cabinet, an adjusting device arranged on the cabinet, a convenient device arranged on the cabinet, and a moving device arranged on the cabinet, the gradienter is fixedly connected to the outer wall of one side of the case. Whether the device is in a horizontal state or not is checked through a gradienter, in a non-horizontal state, a first worm is rotated by rotating a rotating disc, the first worm rotates to drive a first worm wheel to rotate, the first worm wheel rotates to drive a first threaded rod to rotate, the first threaded rod rotates to drive a sliding block to move, and the sliding block moves to drive a supporting rod to move; the supporting rod moves to drive the sliding frame to move, the sliding frame moves to drive the supporting plate to move, different heights of the two sides of the case are adjusted, the whole device is horizontally adjusted, and the device is suitable for different sites to avoid the situation that the accuracy of detection data is affected by an uneven state.

This invention discloses a method, system, and core drilling rig for detecting the verticality of a core barrel. The method includes the following steps: establishing an attitude angle model of the core barrel; acquiring real-time torque values ​​of the core barrel during drilling; determining the drilling attitude of the core barrel during drilling; and synchronously inputting the acquired real-time torque values ​​of the core barrel into the attitude angle model to obtain the verticality status of the core barrel during drilling. This invention synchronously inputs the real-time torque values ​​of the core barrel into the established attitude angle model and compares and analyzes different drilling attitudes of the core barrel during drilling to obtain the verticality status of the core barrel during drilling. This allows for the acquisition of verticality detection data for the entire drilling process, achieving dynamic detection of the core barrel during drilling and offering the advantage of high detection accuracy.

The utility model relates to the technical field of detection rulers, and provides a building detection ruler, which comprises a detection ruler body, a dial, a graduated scale I, a sliding mechanism, a telescopic mechanism and a plurality of graduated scales II, and is characterized in that the bottom end of the detection ruler body is fixedly connected with a connecting column, and the dial is fixedly connected to one end of the top of the detection ruler body; the first graduated scale is rotationally connected to the connecting column, the sliding mechanism is arranged on the first graduated scale, the telescopic mechanism is arranged on the sliding mechanism, the multiple second graduated scales are detachably connected to the end, away from the connecting column, of the detection ruler body, and insertion openings are formed in the detection ruler body and the second graduated scales. Insertion openings are formed in the detection ruler body and the second graduated scale. By means of the technical scheme, the problem that in the prior art, when multiple building parameters are detected, equipment needs to be switched frequently, and the overall measurement progress of a building is affected is solved.

The invention relates to the technical field of constructional engineering perpendicularity detection devices, and discloses a constructional engineering perpendicularity detection device which comprises a base, connecting blocks are fixedly arranged on the two sides of the upper end face of the base, a lead screw is arranged between the two connecting blocks, and the lead screw is sleeved with a threaded block in a meshed mode. An extending reinforcing block is fixedly arranged on the front end face of the threaded block, a connecting plate is arranged on the front end face of the extending reinforcing block, a fixing plate is arranged on one side of the connecting plate, guide rods are arranged at the two ends of the interior of the connecting plate, and an adjusting plate is arranged on the other side of the connecting plate. The problems that the length of a wire spool in an existing detection device is of a fixed structure, the length cannot be adjusted according to the length of a wound wire, certain limitation exists, the length of the wire cannot be adjusted for perpendicularity detection in different detection processes, and the working efficiency is reduced are solved. And through adjustment of the wire spool, flexibility is achieved.

The invention relates to the technical field of constructional engineering quality detection, and discloses a constructional engineering verticality detection device, which comprises a rotating ring, the top of the rotating ring is rotatably connected with a measuring instrument, and the constructional engineering verticality detection device also comprises a moving mechanism, and the moving mechanism is arranged at the bottom of the rotating ring and is used for sliding when the rotating ring moves. In the process that a sliding strip is pulled outwards, a telescopic rod and a connecting rod can be driven to pull a Y-shaped rod to slide outwards in a fixing plate, then a button located on the side wall of the Y-shaped rod is pressed, then a pushing block located in a rectangular groove slides outwards, and when the Y-shaped rod slides outwards in the fixing plate, the Y-shaped rod is pushed to move outwards. When wind power is large, a triangular plate is pushed to move downwards through a connecting strip so as to make contact with the ground, the situation that when measurement is carried out under the condition of large wind power, due to the fact that friction force between the bottom and the ground is small, the device deviates is reduced, and then the measurement accuracy of the device is improved when the wind power is large.

The utility model discloses a portable wall verticality detection device, which comprises a vertical body, an internal hollow groove is arranged in the vertical body, two side through holes are arranged on two sides of the internal hollow groove, a main rotating shaft is rotatably connected in the two side through holes, a wire receiving roller is fixedly connected on the cylindrical surface of the main rotating shaft, and a wire receiving roller is fixedly connected on the cylindrical surface of the main rotating shaft. And the cylindrical surface of the main rotating shaft is fixedly connected with roller two-side fixing blocks. Through the structure, the storage box, the pituitary body placing space, the protective outer frame, the door shaft, the protective door, the handle, the pituitary body, the internal empty groove, the main rotating shaft, the rotating gear, the fixing cover, the through holes in the two sides, the fixing blocks on the two sides of the shaft, the fixing blocks on the two sides of the roller, the take-up roller, the vertical line, the hole plug, the short line, the hanging hole, the internal rotating shell and the line hole, the vertical line can be stored in the pituitary body; corrosion caused by the vertical line outside is prevented, so that the service life of the device is prolonged.

The utility model relates to the technical field of decoration evaluation tools, and discloses a portable easy-to-read handheld indoor decoration evaluation tool which comprises a straight plate, the left side and the right side of the straight plate are both fixedly connected with limiting blocks, the top of each limiting block is provided with a moving groove, the inner wall of each moving groove is slidably connected with a sliding block, the outer wall of each sliding block is rotatably connected with a U-shaped block, and the U-shaped block is provided with a clamping groove. And a rotating block is rotationally connected to the inner wall of the U-shaped block, a laser transmitter is fixedly connected to the outer side of the rotating block, a buckle plate is fixedly connected to the outer side of the laser transmitter, and fixing clamping blocks are fixedly connected to the left side and the right side of the lower middle portion of the straight plate. According to the utility model, the U-shaped block is pulled out, and when the U-shaped block slides to the outer side of the limiting block, the U-shaped block is rotated for exchange, so that the clamping groove and the fixed clamping block are clamped again, the laser transmitter is started to detect the level of the plane, and the pinch plate is pulled to drive the laser transmitter to rotate, so that the plane and the perpendicularity are rapidly detected.

The utility model discloses a digital display angle leveling instrument capable of being attached to a wall for use, which comprises a leveling instrument main body, an angle ruler, a display screen, a hinging structure for hinging the angle ruler and the leveling instrument main body, and a positioning clamping piece for fixing the angle ruler after the angle ruler rotates, a waterproof adhesive tape capable of being adhered to a wall surface is adhered to the side wall of the end cover assembly, the hinge structure comprises a damping disc provided with a plurality of tooth grooves and at least one rack meshed with the tooth grooves, the rack is connected with the leveling instrument main body, and the damping disc is connected with the bevel protractor through a clamping block and a clamping groove in an embedded mode. According to the utility model, through the arrangement of the bonded waterproof adhesive tape, the leveling instrument can be adhered to a wall surface for measurement, the position of the leveling instrument main body is fixed, the measurement error possibly caused by manual supporting measurement is avoided, the measurement accuracy and the measurement efficiency are improved, and through the arrangement of the hinge structure, the rotation of the goniometer has a certain damping characteristic; and the measurement accuracy is further improved.

The invention relates to the technical field of constructional engineering quality detection equipment, and discloses a verticality detection device for constructional engineering quality detection, which comprises a rotating part, two laser transmitters II are symmetrically and rotatably mounted on the side wall of the rotating part in a damping manner, and a driving part is arranged in the rotating part. The driving part can be used for driving the rotating part to move upwards along the outer surface of the external stand column, both the rotating part and the driving part adopt C-shaped notch design, a group of slots are formed in two side walls of the C-shaped notch of the rotating part, the horizontal measuring instrument is slidably mounted in the slots, a laser transmitter I is rotatably mounted at the bottom of the horizontal measuring instrument in a damping manner, and a laser transmitter II is mounted at the bottom of the horizontal measuring instrument. And a combined block is detachably mounted at the C-shaped notch of the driving part. The perpendicularity detection device for constructional engineering quality detection can effectively solve the problem that in the prior art, due to the fact that the inclination direction of the stand column is difficult to determine, if a measured perpendicularity deviation line segment and the inclination direction of the stand column are not in the same plane, errors are generated when perpendicularity is measured.

The invention relates to the technical field of offshore engineering equipment, and discloses a pile leg perpendicularity rapid detection and adjustment device for an offshore wind power construction platform, and the device comprises a pile leg which serves as a detected main body; the detection mechanism is arranged on one side of the outer portion of the pile leg and used for detecting the pile leg, the detection mechanism comprises a first base and a counterweight assembly, two guide rods are fixedly connected to the top of the first base, connecting blocks are fixedly connected to the tops of the guide rods, guide wheels are rotationally connected to the close sides of the two connecting blocks, and the guide wheels are fixedly connected to the top of the first base. Sliding sleeves are slidably connected to the outer sides of the guide rods, and mounting boxes are fixedly connected to the close sides of the two sliding sleeves. The pressure sensor is adopted to detect the perpendicularity of the pile leg, compared with traditional suspension wire or laser naked eye observation, errors caused by human factors are avoided, pressure changes of the contact head and the surface of the pile leg are monitored in real time through the pressure sensor, data are converted into electric signals, the electric signals are analyzed through an algorithm, and the perpendicularity of the pile leg can be accurately judged.

This application relates to the field of rail transit construction technology and discloses a verticality detection device for rail transit construction, including a connecting plate and a first base plate. Three rotating rods are rotatably connected to the outer wall of the connecting plate, and extension rods are slidably connected to the outer walls of the rotating rods. A foot pad is fixedly connected to the side of the extension rod away from the connecting plate, and a locking buckle is provided on the foot pad. A sliding column is fixedly connected to the bottom of the foot pad. Three grooves are formed on the surface of the first base plate for installing second sliding rods. The inner wall of the sliding column is slidably connected to the outer wall of the second sliding rod. A protective shell is fixedly connected to the top of the connecting plate, and a protective assembly is provided inside the protective shell. By setting a drive assembly in conjunction with a lead screw and a winding wheel structure, and using a single motor as a power source, while driving the connecting frame to move to unfold the rotating rods and extension rods for support, the device simultaneously drives the first and second rotating shafts to rotate, controlling the winding of the first and second steel cables respectively.