147 results about "Tripod (surveying)" patented technology

The invention discloses self-protection engineering surveying and mapping equipment which comprises a total station body and a tripod seat body, the total station body comprises a base fixing seat, a base rotating seat and a surveying and mapping body, a self-protection mechanism for self-protection is arranged outside the total station body, and the self-protection mechanism comprises symmetrical connecting vertical rods. The tripod base body comprises a tripod and a connecting base, and a mounting mechanism convenient to assemble and disassemble is arranged between the base fixing base and the connecting base. The to-be-corrugated PVC coating protective sleeve can extend out to cover the total station body by starting the two driving motors so as to realize self-protection of the total station body, and the connecting vertical rod and the lead screw can synchronously rotate along with the base rotating seat so as to avoid influence on the surveying and mapping visual field of the total station body; the arc-shaped mounting block can be extruded to be separated from the rectangular mounting groove by rotating the rotating ring clockwise, and the total station body can be lifted upwards to complete the disassembly, so that the total station body can perform another surveying and mapping conveniently.

The invention relates to the technical field of surveying and mapping equipment, and discloses a surveying and mapping instrument with soft and hard ground switching dual-mode supporting legs, the surveying and mapping instrument comprises a debugging platform and a surveying and mapping instrument body, and a multi-stage horizontal adjusting assembly for rapidly adjusting and leveling the surveying and mapping instrument body is arranged between the debugging platform and the surveying and mapping instrument body. The bottom of the debugging platform is provided with at least three sets of supporting leg assemblies, and the bottoms of the supporting leg assemblies are detachably provided with switching discs through separation assemblies. The first soft ground supporting assembly and the second soft ground supporting assembly are adopted to be used according to different soft ground conditions, short-term effective supporting of the tripod is achieved, rapid installation of the switching disc and positioning of the hard ground supporting assembly, the first soft ground supporting assembly and the second soft ground supporting assembly are achieved through the separation assembly, and therefore the switching disc can be conveniently and rapidly installed. And for different use environments, adjustment is carried out when the switching disc is installed, and the operation is simple and convenient.

The invention belongs to the technical field of engineering surveying, and particularly relates to an on-site measuring device for building design, which comprises measuring equipment, the measuring equipment comprises a tripod, a total station is arranged at the top of the tripod, a hard light environment can be shielded through a sliding cylinder, the influence of ambient light on laser is avoided, and the measuring precision is improved. Meanwhile, a conical column can be inserted into soil through a conical structure at the bottom of the conical column, so that the stability of the device during operation can be improved, and then detection errors caused by shaking of the device can be reduced; the adaptability of the device to grounds with different hardness is improved through the arrangement of a first spring, then the applicability of the device can be improved, when the opposite sides of the two sliding plates abut against each other, the sliding plates and the arc-shaped plates can form a relatively closed environment, and therefore the influence of the external environment on light beams generated by the laser head is further reduced; and the accuracy of identifying and calibrating the laser beam by the instrument is improved.

The utility model provides a surveying pole for building construction surveying, which comprises a tripod, a through hole is arranged at the top of the tripod, a mounting seat is arranged at the top of the tripod, a through hole connected with the through hole is arranged at the top of the mounting seat, supports are symmetrically fixed on the inner side wall of the through hole, and horizontal rotating shafts are rotatably arranged on the two supports. The two rotating shafts are located in the same axis direction. When the measuring marker post is used, the tripod is placed on the ground, the positioning of the marker post body by the positioning mechanism is canceled, and the gravity center of the balancing weight is positioned in the axis direction of the marker post body, so that the marker post body can rotate around the two rotating shafts under the gravity action of the balancing weight, and the marker post body is vertical; the existing mode that a tripod is adjusted, and the marker post body is vertical under the measurement cooperation of a horizontal ruler is replaced, so that the measuring marker post is relatively simple and convenient, and a user can conveniently place and position the measuring marker post.

The utility model discloses a device for engineering surveying, comprising a measuring instrument, the lower end of the measuring instrument is connected with a tripod, the tripod is composed of an upper support and a lower support, one side of the upper support is provided with a gear adjusting assembly, and one side of the lower support is provided with a clamping adjusting assembly; the clamping adjusting assembly comprises a connecting shell connected with one side of the lower support, a movable clamping block is arranged in the connecting shell in a sliding mode, the movable clamping block is connected with a limiting block in a clamping mode, and the limiting block is connected with the screw cylinder through a connecting rod. Under the action of the clamping adjusting assembly, the screw rod and the screw cylinder, the lower support can be rapidly stretched and fixed, compared with conventional bolt fastening, operation is simpler and more convenient, under the action of the screw rod and the screw cylinder, the self-locking performance is high, the tightness of connection between the lower support and the upper support is further guaranteed, and the service life of the lower support is prolonged. And the problems of thread slipping and the like are avoided, and the stability of the tripod in the running process is ensured.

The invention relates to the technical field of surveying and mapping equipment, and particularly provides metal mine area surveying and mapping equipment. The metal mine area surveying and mapping equipment comprises a tripod, a mounting assembly, an adjusting assembly, a surveying and mapping instrument and a triggering assembly. The height and multi-angle adjustment of the surveying and mapping equipment can be rapidly adjusted, so that the surveying and mapping equipment can adapt to different working requirements and topographic conditions, meanwhile, multi-point support is provided, the weight and strength of the equipment are effectively dispersed, surveying and mapping data offset caused by equipment movement or shaking in the using process of the surveying and mapping instrument is prevented, and the surveying and mapping efficiency is improved. Therefore, the accuracy and reliability of a surveying and mapping result are ensured, the equipment can be stably placed on the uneven ground, the stability and levelness of the equipment under complex conditions are ensured, the gravity center of the surveying and mapping equipment moves downwards to adjust the gravity center, the stability of the equipment is improved, and the equipment is prevented from inclining or moving due to the unstable gravity center.

The "Reference Drawing" is a diagram showing an example of the use state of the article according to the design of the present application. The article according to the design of the present application is a "mounting stand" for mounting a tripod such as a camera tripod, a surveying instrument tripod, or a measuring instrument tripod. For example, when mounting a surveying instrument tripod, by using the mounting stand of the present application, it is possible to hold the surveying instrument at a higher position than when using only a normal surveying instrument tripod, and it is also possible to hold the surveying instrument more stably.

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.

The utility model relates to the technical field of measuring equipment, in particular to a measuring device for power construction. Comprising a tripod and a measuring instrument, the tripod comprises a base for loading the measuring instrument and three foot tubes rotatably installed on the periphery of the base through a damping rotating shaft, at least one foot tube is divided into a supporting tube and a connecting tube embedded in the supporting tube, a positioning bolt is arranged between the connecting tube and the supporting tube, and two sets of telescopic rods are installed at the end of the connecting tube in a spaced, radial and sliding mode. Elastic pieces are arranged between the telescopic rods and the connecting pipes, and connecting holes in one-to-one correspondence with the telescopic rods are formed in the upper ends of the supporting pipes. By adjusting the connecting state of the connecting pipes and the supporting pipes, truss supporting can be formed in the stretching state, the supporting angle of the lower side foot pipes is adjusted, the supporting range is widened, and therefore the tripod can be supported on the inclined face more stably.

The invention relates to a rapid centering and leveling tripod which is suitable for engineering surveying and various activities needing to erect a measuring instrument. The tripod is composed of tripod supporting legs, a holder and a locking buckle. The cradle head is composed of a cradle head base, a cradle head top seat, a connecting piece and a locking buckle. The edge of the pan-tilt base is connected with the tripod supporting legs, the middle area of the pan-tilt base is attached to the middle area of the pan-tilt footstock, the connecting piece is connected with the bottom of the pan-tilt base and the top of the pan-tilt footstock, and the locking buckle is connected with the top of the connecting piece and located in the middle area of the top of the pan-tilt footstock. The number of the locking buckles is three, and the locking buckles are used for fixing the measuring instrument to the holder footstock after the measuring instrument is placed on the upper surface of the holder footstock. The triangular support has the advantages that the triangular support is novel in structure, one-time centering and rapid leveling can be achieved, the triangular support erecting time is saved, the working precision and efficiency can be effectively improved, and the triangular support is simple in structure, convenient to use and particularly suitable for beginners to use.

The application discloses a high-precision surveying and mapping equipment of a field collection system, and belongs to the technical field of intelligent field surveying and mapping equipment. The high-precision surveying and mapping equipment comprises a tripod and a Beidou RTK device main body, the tripod comprises a vertical rod, the Beidou RTK device main body is fixed on the vertical rod, and the high-precision surveying and mapping equipment further comprises a winding drum, the winding drum is rotationally arranged on the vertical rod, a plurality of annularly distributed traction ropes are fixed on the winding drum, a ground anchor is detachably arranged at the end, away from the winding drum, of each traction rope, a protective cover is slidably arranged on the vertical rod, and the winding drum can be sleeved in the protective cover, so that the support stability of the Beidou RTK device main body is improved, and the technical effect that the Beidou RTK device main body is prevented from shaking is achieved.

The utility model relates to the technical field of engineering surveying equipment, in particular to a GPS positioning instrument for engineering surveying, which comprises a structural supporting disc, and a fixed adjusting mechanism is arranged on the upper side of the structural supporting disc; the fixed adjusting mechanism comprises a mounting disc, three ball sleeves are screwed to the bottom of the mounting disc, three electric telescopic rods are arranged on the upper side of the structure supporting disc, ball seats are fixedly mounted on the upper sides of the output ends of the electric telescopic rods, the ball seats are embedded in the inner sides of the ball sleeves, and a three-dimensional tilt angle sensor is screwed to the center of the bottom of the mounting disc; a fixing ring groove is fixedly formed in the upper side of the mounting disc, and a limiting bolt is screwed to the side wall of the fixing ring groove. Compared with a manual adjusting mode of a traditional tripod, the GPS positioning instrument can automatically complete a horizontal adjusting process through the fixed adjusting mechanism, does not depend on the operation proficiency of an operator, improves the working efficiency of horizontal erection of the GPS positioning instrument, and further improves the efficiency of measurement work.

The invention provides a laser-vision collaborative SLAM-RTK fusion anti-interference handheld surveying and mapping device, and relates to the field of geographic surveying and mapping equipment, the laser-vision collaborative SLAM-RTK fusion anti-interference handheld surveying and mapping device comprises a surveying and mapping instrument, and further comprises a laser radar module arranged on the surveying and mapping instrument; the visual sensor module is arranged on the surveying instrument; the RTK positioning module is arranged on the surveying instrument; the central processing unit is in communication connection with the laser radar module, the visual sensor module and the RTK positioning module; the supporting mechanism is arranged at the bottom of the surveying instrument, detachably connected with the surveying instrument and used for supporting the surveying instrument. Through the arrangement of the supporting mechanism integrating lifting, angle and universal adjustment, flexible switching and high stability of operation modes are achieved, a user can rapidly switch between handheld scanning and static erection scanning, hand shaking can be effectively eliminated during static scanning, the data quality of a key area is ensured, and the user experience is improved. The problems that in the prior art, handheld equipment is insufficient in stability, and a traditional tripod is tedious in adjustment and poor in adaptability are solved.

The utility model relates to the technical field of photography auxiliary stabilizing devices, and discloses a photography auxiliary stabilizing device based on engineering surveying and mapping, which comprises a tripod, a surveying and mapping instrument is arranged on the upper surface of the tripod, and an auxiliary stabilizing mechanism is arranged on the tripod. The auxiliary stabilizing mechanism comprises a first worm, a first rotary knob, a first worm gear, a threaded rod, an extension rod, a base, a spine, a sliding groove, a fixing plate, a supporting rod, a moving ring, a lead screw, a second worm gear, a second worm and a second rotary knob. A second rotary knob drives a follow-up assembly to open a fixing plate arranged in the follow-up assembly to form a barb shape, a spine can be fixed more stably, the surveying instrument is stably supported, self-locking is formed after the follow-up fixing plate is opened through the self-locking performance of a second worm wheel and a second worm, and the stability of the surveying instrument is improved. The phenomenon of rotation is prevented, and the stability after fixation is improved.

This utility model discloses a total station used in a ground-to-ground integrated mobile surveying system, including a surveying body (1), a tripod (2) below the surveying body (1), and a rotating assembly (3) between the surveying body (1) and the tripod (2). The rotating assembly (3) includes a turntable (4) fixed to the bottom of the surveying body (1). The bottom of the turntable (4) has a cylindrical first cavity (5). A base (6) fixed to the tripod (2) is provided in the first cavity (5). An annular groove (7) is provided on the outer circumferential surface of the base (6). A spring coil (8) is provided in the annular groove (7). A break point (9) is provided on the spring coil (8). An elastic friction layer (10) is provided on the outer circumferential surface of the spring coil (8). This utility model has the advantage of low maintenance frequency.

The utility model relates to the technical field of surveying and mapping equipment, in particular to a surveying and mapping device with a stable structure, which comprises a disc seat and a chassis, a tray for supporting is rotatably mounted on the surface of the top end of the disc seat, and a surveying and mapping instrument main body is assembled on the surface of the top end of the tray through bolts; a tripod used for supporting is assembled on the surface of the bottom end of the chassis through bolts, a frame seat in transmission connection with the tray is rotationally installed on the face, close to the chassis, of the tray seat, a lug block is integrally constructed at the end, away from the tray seat, of the frame seat, and a vertical shaft used for adjusting is rotationally installed on the surface of the top end of the chassis. The end, away from the chassis, of the vertical shaft is integrally provided with a lug used for connection. All the components can work in cooperation with one another under the operation of the detection structure, so that the inclination angle between the tray base and the base plate can be adjusted and controlled conveniently, meanwhile, the tray can be kept horizontal in the moving process, surveying and mapping work is facilitated, and the influence on surveying and mapping data of surveying and mapping equipment in the moving process is reduced.

The application relates to the field of measurement, in particular to a multifunctional BIM building surveying staff, which comprises a staff main body, a pointed end arranged at the bottom of the staff main body, three containing grooves arranged on the staff main body, and bevels arranged in the containing grooves; a supporting mechanism, which comprises rotating plates arranged in the containing grooves and used for supporting the staff main body; a locking mechanism arranged on the side wall of the staff main body and used for preventing the rotating plates from rotating automatically; a leveling mechanism arranged at one end of the rotating plate and used for leveling the staff main body; and a stabilizing mechanism arranged on the side wall of the rotating plate and used for reinforcing two adjacent rotating plates to keep the whole stable, the application has the functions of forming a tripod, inserting the staff into the ground and placing the staff on the ground, strengthening the stability of the formed tripod and the like, so that the staff is more convenient to use.

A lower bottom adjusting tray for a tripod of a measuring instrument is used in the field of engineering surveying construction and comprises a base (1), tightening latches (2), lower nuts (3), upper nuts (4), a handle (5), connecting rods (6) and a supporting plate (7) which are used in a combined mode, and the four upper nuts (4) and the four lower nuts (3) are welded to the two ends of the same side of the four connecting rods (6) respectively. The four tightening latches (2) are respectively screwed into the four upper nuts (4) and the four lower nuts (3); four handles (5) are respectively welded at the upper ends of the four tightening latches (2); the lower ends of the four tightening latches (2) are vertically welded with the four bases (1) respectively; and four corners of the supporting plate (7) are vertically welded with the lower ends of the four connecting rods (6) in the horizontal direction respectively. The tripod has the advantages of being simple to assemble, convenient to operate, simple and practical, avoiding damage to a measuring instrument caused by tripod adjustment instability due to the fact that the ground or a structure is uneven, being convenient and fast, and reducing construction cost.

The utility model provides a geography surveying and mapping device for territorial space planning, which comprises a base, a surveying and mapping instrument, an adjusting column, a sliding seat, a limiting ring, a plurality of supporting legs and a plurality of connecting rods, the surveying and mapping instrument is arranged on the base, the adjusting column is arranged below the base, a plurality of vertical sliding grooves are formed in the peripheral side of the adjusting column, the sliding seat is slidably sleeved on the adjusting column, and a first limiting groove is formed in the outer side surface of the sliding seat; the top ends of the supporting legs are hinged to the sliding seat, second limiting grooves are formed in the outer sides of the supporting legs, one ends of the connecting rods are hinged to the supporting legs, the other ends of the connecting rods are hinged to the bottom ends of the adjusting columns, when the supporting legs are folded, the connecting rods are embedded into the vertical sliding grooves, and the supporting legs are flush with the outer side face of the sliding seat. The first limiting groove communicates with the second limiting groove, the limiting ring is slidably connected with the second limiting groove, and the technical problems that in the prior art, due to the fact that a binding rope or a cover body needs to be externally arranged to fix supporting legs of a tripod of the surveying and mapping device, the tripod storage and movement efficiency is low, and the equipment cost is increased are solved.

The present invention discloses a continuous measurement device for land surveying, belonging to the technical field of land surveying. The continuous measurement device for land surveying includes a total station and a tripod. The tripod includes a support plate and three legs. The three legs are respectively rotatably connected to the bottom wall of the support plate. A threaded groove is formed at the center position of the bottom wall of the support plate, and a screw rod is threadedly connected in the threaded groove. The bottom of the screw rod is fixedly connected with a telescopic rod, and the other end of the telescopic rod is rotatably connected with a fixed plate; a attaching plate is rotatably connected to the side wall of each leg facing the center position of the support plate, and an auxiliary mechanism for assisting positioning is arranged in the opening. By arranging a number of devices for fixing the position of the tripod at the bottom of the total station, the present invention enables the staff to ensure the fork angle and position of the tripod when carrying the total station to transfer points, thereby achieving the purpose of quickly leveling the total station and continuous measurement.

The invention relates to the technical field of cable well survey, and provides an L-shaped platform suitable for cable well parameter survey, which comprises a lifting seat arranged below a tripod in a lifting manner; the working telescopic rod is rotationally arranged at the lower part of the lifting seat in the vertical direction; the vertical angle steering engine is arranged at the lower part of the lifting seat and is used for driving the working telescopic rod to rotate; the camera module is rotationally arranged at the end of the working telescopic rod in the horizontal direction, the camera module comprises a camera and two laser distance measuring sensor modules, and the two laser distance measuring sensor modules are arranged on the two sides of the camera and used for irradiating laser points to the well wall on the outer side of the to-be-measured pipeline hole and measuring the distance between the laser distance measuring sensor modules and the well wall; the horizontal angle steering engine is arranged on the working telescopic rod and used for driving the camera module to rotate. Through the technical scheme, the personnel safety problem, the environment pollution problem and the operation efficiency problem in the prior art are solved.

The utility model relates to the technical field of engineering surveying devices, and discloses a tripod for engineering surveying, which comprises a hollow seat and a top plate mounted at the top of the hollow seat, a controller, an inverter and a storage battery are sleeved in the hollow seat, and the controller, the inverter and the storage battery are electrically connected in pairs through wires. And a voice broadcast device is arranged in the hollow seat in a sleeving manner. According to the utility model, the limiting sleeve plate, the transition plate, the main support rod, the flexible photovoltaic plate and the bottom cone rod form a photovoltaic power generation rod member, and the photovoltaic power generation rod member is subsequently combined with the hollow seat, the top plate, and the controller, the inverter, the storage battery and the voice broadcast device which are arranged in the hollow seat for use; the triangular stable supporting requirement of the engineering surveying device can be met, electricity generated by the flexible photovoltaic panel can be used for meeting the requirement for operation of the voice broadcaster, the voice broadcaster carries out warning voice broadcasting, and the safety of the whole device in the using process is improved.

The invention relates to the technical field of remote sensing surveying and mapping, and particularly discloses a remote sensing surveying and mapping positioning device which comprises a supporting table used for arranging a positioning assembly; the fixing rod is located below the supporting table, and the top of the fixing rod is connected with the supporting table; the rotating rod is rotationally connected with the lower end of the fixed rod, and a sliding sleeve moving in the axial direction of the rotating rod sleeves the rotating rod; one corner of each triangular support is hinged to the sliding sleeve in a sliding mode, and the other corner of each triangular support is hinged to the supporting table through a supporting arm; a walking assembly is arranged on one side edge corresponding to one corner, connected with the supporting arm, of the tripod. By arranging the sliding sleeve, the rotating rod, the tripod and the supporting arm, the whole device can achieve switching between a fixed state and a moving state, compared with a traditional device adopting the tripod, the contradiction that fixing and moving are difficult to consider at the same time in the prior art is solved, and the device is particularly suitable for surveying and mapping scenes where monitoring points need to be frequently changed.

The invention discloses adjustable positioning equipment for land surveying and mapping, and relates to the technical field of adjustable positioning supports, the adjustable positioning equipment comprises a mounting seat and a supporting rod, the supporting rod is movably hinged to the side edge of the mounting seat, an adjusting assembly is vertically arranged below the mounting seat, a connecting plate is hinged to the side edge of the adjusting assembly, and a bottom plate is slidably connected to the upper end of the connecting plate; when the connecting plate and the supporting rod are opened, the lower end of the supporting rod slides above the connecting plate through the bottom plate, when the connecting plate is horizontally aligned with the side edge of the fixing base, the rotating disc can be driven to rotate forwards, and the rotating disc rotates along with rotation of the rotating disc. The transmission arm can push the limiting plate to extend outwards through the through groove to be inserted into one end of the connecting plate to be limited and fixed, the connecting plate is kept in a transverse horizontal state, at the moment, the bottom plate drives the lower ends of the supporting rods to be fixed to the side, away from the fixing base, of the connecting plate, the three supporting rods are obliquely unfolded together to form a tripod for supporting, and stability is improved.

The utility model discloses a novel theodolite for surveying and mapping real estate, which comprises a triangular bracket, a base, control panels, an eyepiece, a main frame body, an objective lens, a horizontal frame and a lower jaw bracket, the base at the top of the triangular bracket is positioned and provided with the main frame body, and the front end and the rear end of the lower end of the main frame body are provided with the control panels; the novel theodolite for surveying and mapping of the real estate comprises a main frame body, an eyepiece and an objective lens are positioned and installed at the center position of the main frame body through a rotating shaft, a horizontal frame is positioned and installed on the outer side of the main frame body, and a lower jaw bracket is positioned and installed at the position under the eyepiece. The horizontal frame is overturned by 180 degrees through the main rotating shaft, the telescopic connecting rod is pulled to increase the height, at the moment, the height of the horizontal ball is not greatly different from the standing sight height of a human body, the horizontal ball can be observed through the supporting rod to rapidly judge the levelness, the height of the lower jaw bracket can be adjusted through the height adjusting turntable, and the arc-shaped bracket is matched with the inner sponge cushion to support the lower jaw.

The application relates to the field of measurement, in particular to a multifunctional BIM building surveying staff, which comprises a staff main body, a pointed end arranged at the bottom of the staff main body, three containing grooves arranged on the staff main body, and bevels arranged in the containing grooves; a supporting mechanism, which comprises rotating plates arranged in the containing grooves and used for supporting the staff main body; a locking mechanism arranged on the side wall of the staff main body and used for preventing the rotating plates from rotating automatically; a leveling mechanism arranged at one end of the rotating plate and used for leveling the staff main body; and a stabilizing mechanism arranged on the side wall of the rotating plate and used for reinforcing two adjacent rotating plates to keep the whole stable, the application has the functions of forming a tripod, inserting the staff into the ground and placing the staff on the ground, strengthening the stability of the formed tripod and the like, so that the staff is more convenient to use.

The utility model relates to the technical field of engineering on-site surveying and mapping devices, and discloses a BIM technology-based engineering cost on-site surveying and mapping device, which comprises a total station, the bottom of the total station is fixedly connected with a mounting seat, the bottom of the mounting seat is rotatably connected with three foot stools, the bottom of the mounting seat is fixedly connected with a supporting rod, and the supporting rod is fixedly connected with a base. Three stabilizing rods are slidably connected to the exterior of the supporting rod, the sides, away from the supporting rod, of the stabilizing rods are rotatably connected to the exterior of the foot stool, a protection mechanism is arranged outside the total station and used for protecting the total station when the device is idle, and a stabilizing mechanism is arranged at the bottom of the foot stool and used for stabilizing the total station when the device is idle. And the stabilizing mechanism is used for enhancing the mounting stability of the whole device. According to the utility model, the limiting block is pushed by the resilience force of the spring to drive the pin rod to penetrate through the protective cover shell to be clamped and fixed with the mounting seat, so that an instrument is prevented from being exposed, the working performance of the device is improved, and the stability of the device is improved.

The utility model relates to the field of surveying and mapping instruments, and particularly discloses a surveying and mapping tripod anti-loosening safety locking mechanism which comprises a supporting seat, a tripod is arranged below the supporting seat in an array mode, a locking mechanism is arranged on the inner side of the tripod, and the locking mechanism comprises an installation seat, a telescopic sleeve and an installation sliding block. A movable seat is mounted on the outer side, corresponding to the end part of the telescopic sleeve, of the mounting seat, a winding roller is mounted on the lower surface of the mounting seat, a tensioning rope is arranged on the outer side of the winding roller, a rotating shaft is mounted between the winding roller and the mounting seat, and a ratchet gear is mounted on the outer side of the upper end of the rotating shaft; and a pawl is mounted on one side of the ratchet gear and located on the lower surface of the mounting seat. And under the action that the telescopic sleeve is matched with the mounting sliding block, the locking mechanism can be controlled to be integrally mounted at different mounting positions in the unfolded tripod, so that the tripod is limited and fixed at different unfolding angles, and the tripod is suitable for different use occasions.

The utility model discloses a triangular support of convenient removal and total station instrument of equipping this triangular support. The triangular support of convenient removal, one scheme is: including first support and second support, first support and second support are connected on the hinged seat through the hinged element, first support includes first support column, rolling wheel device, first locking mechanism, second support includes second support column, support foot, second locking mechanism. The second scheme is: three second supports are connected on the hinged seat through the hinged element, and the second support includes second support column, support foot, second locking mechanism, wherein one second locking mechanism sets up two connecting plates, and the two connecting plates outside are connected rolling wheel device respectively. The utility model discloses through setting up rolling wheel device, combines specific spacing design, can stand on the ground, does not affect the use, can pull total station instrument and realizes the removal when needing to replace the surveying and mapping position, greatly alleviates the work intensity, improves the work efficiency.