CN210036733U - Coordinate transmission target device for underground culvert laser scanning - Google Patents
Coordinate transmission target device for underground culvert laser scanning Download PDFInfo
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- CN210036733U CN210036733U CN201920751000.3U CN201920751000U CN210036733U CN 210036733 U CN210036733 U CN 210036733U CN 201920751000 U CN201920751000 U CN 201920751000U CN 210036733 U CN210036733 U CN 210036733U
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Abstract
The utility model provides an underground dark culvert coordinate transmission mark target device for laser scanning, including top-down coaxial coupling's mapping equipment, multistage regulation connecting rod A in proper order, link firmly piece, level adjuster, fixed brace table and tripod, put multistage regulation connecting rod B between three landing legs of tripod, multistage regulation connecting rod B's bottom is installed and is deepened mark target in the dark culvert. The utility model discloses need not to measure technical staff and lay the mark target in the pit completely, erect the underground dark for culvert laser scanning coordinate transmission mark target device and with the mark target stretch to the dark in the culvert down through the well head at ground inspection shaft, utilize ground to gather the coordinate and transmit the underground mark target in real time, guaranteed the high accuracy of measuring the coordinate transmission under favourable observation condition, realize the interior contact measurement location of dark culvert, greatly reduce the field operation and carry out the degree of difficulty, stopped personnel's operation risk in the culvert. The coordinate measuring method is particularly designed and considered to solve the problem of coordinate measurement in time by adopting different measuring means under different environmental conditions.
Description
Technical Field
The utility model belongs to the technical field of water environmental engineering is administered, three-dimensional laser scanning and engineering survey, concretely relates to mark target device is transmitted with coordinate to underground dark culvert laser scanning.
Background
Under the large background that the urbanization process is deep continuously, urban channels and river channel spaces are extruded and invaded to be transformed into a dark culvert. In recent years, as the Chinese society enters a new era, the beauty expectation of people on the ecological environment is increased, thereby accelerating a new step of urban river and lake water environment regulation. The investigation of the sewage outlet is one of the cores of the treatment of the black and odorous water body in the water environment engineering and is also the difficult point of the engineering, and the investigation of the sewage outlet in the underground dark culvert is a 'hard bone' in the water environment treatment and attack.
Because the underground hidden culvert is not available, closed and limited in space for a long time, sludge is deposited, uncertain factors are more, domestic garbage and construction garbage are accumulated everywhere, odor is generated in the sky, toxic gas is stored, the threat risk of the operator is high, and great difficulty is brought to the measurement and investigation work of the sewage outlet. The traditional measuring means and the geophysical prospecting detection method have the problem that the measurement and positioning are difficult to realize in such a complex environment.
The three-dimensional laser scanning technology is a high and new technology for rapidly acquiring three-dimensional space information in a non-contact manner, and the acquired point cloud data comprises three-dimensional coordinates (X, Y, Z) of points, color information (R, G, B), reflectivity, reflection intensity and the like. The technology can freely set stations, complete relative global point clouds are spliced and combined through continuous station scanning point clouds with certain overlap, measurement and positioning are not needed to be realized in each station, and absolute positioning can be realized only by arranging a small number of positioning targets to perform coordinate conversion of the relative global point clouds. However, the underground dark culvert working condition environment is complex, is limited by main objective conditions, and standard target measurement in the culvert is not easy to implement and cannot carry out space positioning. There is therefore a need for a coordinate transmission target apparatus that addresses the above problems by enabling surface-to-subsurface target contact location measurements through inspection wells.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide an underground dark culvert laser scanning is with coordinate transmission mark target device to overcome above-mentioned technical defect.
In order to solve the technical problem, the utility model provides an underground dark culvert coordinate transmission mark target device for laser scanning, including top-down coaxial coupling's mapping equipment, multistage regulation connecting rod A in proper order, link firmly piece, horizontal adjuster, fixed brace table and tripod, multistage regulation connecting rod B has been put between three landing legs of tripod, multistage regulation connecting rod B's top with link firmly the piece bottom and be connected, multistage regulation connecting rod B's bottom is installed and is deepened the mark target in the dark culvert.
Furthermore, the multi-stage adjusting connecting rod A and the multi-stage adjusting connecting rod B are the same in structure and are rod-shaped pieces formed by sequentially coaxially connecting a plurality of sections of branch connecting rods with the same structure, a second convex stud is arranged on the top end face of each branch connecting rod, a second concave screw hole is formed in the bottom end face of each branch connecting rod in an inwards concave mode, and two vertically adjacent branch connecting rods are connected with the second concave screw holes in a threaded screwing mode after being spliced through the second convex studs.
Further, link firmly the piece including the back taper collet, the up end center department of back taper collet is equipped with and is used for connecting multistage adjustment connecting rod A's first protruding double-screw bolt, the center department of lower terminal surface is connected and is linked firmly the montant coaxial with the back taper collet, the pole wall middle part that links firmly the montant is equipped with the screw thread, connects level regulator and fixed brace on the screw thread soon, the pole end face that links firmly the montant inwards caves in and forms first dished hole, and first dished hole is connected with multistage adjustment connecting rod B.
Preferably, the inverted cone collet comprises a pancake structure on the upper half and an inverted frustum structure on the lower half, and the diameter of the pancake structure is equal to that of the large-diameter end of the inverted frustum structure.
Furthermore, a fixed locking nut is screwed on the rod wall fixedly connected with the vertical rod and is in contact with the top end face of the horizontal regulator.
Furthermore, the horizontal adjuster comprises an upper top plate and a lower bottom plate which are opposite up and down and are arranged in parallel, the upper top plate and the lower bottom plate are not contacted and are connected through a plurality of studs, adjustable screws are screwed on the studs, and the adjustable screws are positioned between the upper top plate and the lower bottom plate;
round screw holes are formed in the center of the upper top plate and the center of the lower bottom plate, the horizontal regulator is connected with threads fixedly connected with the vertical rod in a screwing mode through the round screw holes, and round bubbles and tube bubbles are embedded in the upper surface of the upper top plate.
Preferably, the upper top plate and the lower bottom plate are the same in shape and are of triangular plate structures, the number of the studs is three, the studs are distributed at three corners of the triangular plate structures in an equilateral triangle shape, the tube bubbles are located between every two adjacent studs, and the circular bubbles are opposite to the tube bubbles.
Furthermore, the fixed supporting platform is of a cylindrical structure, the center of the fixed supporting platform is provided with a vertical through round screw hole which is fixedly connected with the thread of the vertical rod, and the fixed supporting platform is also provided with three fixed screw holes which correspond to and are connected with the three studs.
Preferably, the mapping device is a GPS receiver or a prism.
The utility model has the advantages as follows:
1) need not to measure technical staff and lay the mark target in the pit, erect the underground dark culvert for laser scanning coordinate transmission mark target device and with the mark target stretch to the dark culvert in on ground through the ground inspection shaft, utilize ground to gather the coordinate and transmit the underground mark target in real time, realize the interior linkage of dark culvert and measure the location, greatly reduce the field operation and carry out the degree of difficulty, reduce operation personnel personal risk.
2) The utility model discloses a circle bubble and pipe bubble on the horizontal adjuster (adjust placed in the middle), guaranteed that ground coordinate gathers geometric center and standard target center plumb in the culvert, realize the high accuracy of coordinate transmission.
3) GPS and prism can be installed at the top of the coordinate transmission target device for underground culvert laser scanning, so that target coordinates can be obtained in time by adopting different measuring means under different environmental conditions, and the problem that the working efficiency is influenced by a single measuring means is avoided.
In order to make the above and other objects of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
Fig. 1 is a schematic structural diagram of a coordinate transfer target device for underground culvert laser scanning.
Figure 2 is a schematic diagram of a fastening member construction.
FIG. 3 is a schematic diagram of a level adjuster.
Fig. 4 is a schematic structural view of a fixed support stand and a tripod.
Fig. 5 is a schematic structural view of a target.
Fig. 6 is a schematic structural view of the strut link.
Fig. 7 is a schematic diagram of an application of a coordinate transfer target device for underground culvert laser scanning with a GPS receiver installed.
Fig. 8 is a schematic diagram of an application of a coordinate transfer target device for subsurface culvert laser scanning with prisms mounted thereon.
Description of reference numerals:
1. a fastening member; 2. a level adjuster; 3. fixing the supporting platform; 4. a target; 5. a multi-stage adjusting connecting rod A; 6. a multi-stage adjusting connecting rod B; 7. hidden culvert construction; 8. a tripod; 9. a mapping device; 10. an inspection well; 11. a ground surface;
101. the inverted cone bottom support; 102. a first male stud; 103. a thread; 104. locking the screw cap; 105. a first recess hole; 106. fixedly connecting a vertical rod;
201. an upper top plate; 202. a lower base plate; 203. a stud; 204. adjustable screw; 205. a circular bubble; 206. tube bubbling; 207. a round screw hole;
301. fixing screw holes; 302. a vertical through round screw hole;
401. a cylindrical joint rod; 402. a target male stud;
501. a second male stud; 502. a second recess bore; 503. a support link;
801. a rotator; 802. supporting the telescopic rod; 803. a telescopic outer rod; 804. a telescopic inner rod; 805. locking the screw;
901, a GPS receiver; 902. and a prism.
Detailed Description
The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein.
It should be noted that, in the present invention, the upper, lower, left, and right in the drawings are regarded as the upper, lower, left, and right of the coordinate transmission target device for underground culvert laser scanning described in this specification.
The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, which, however, may be embodied in many different forms and are not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the invention to those skilled in the art. The terminology used in the exemplary embodiments presented in the accompanying drawings is not intended to be limiting of the invention. In the drawings, the same units/elements are denoted by the same reference numerals.
Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.
The first embodiment:
the utility model discloses a first embodiment relates to a mark target device is transmitted with coordinate to underground culvert laser scanning, as shown in fig. 1, fig. 7 and fig. 8, including top-down coaxial coupling's mapping equipment 9, multistage regulation connecting rod A5 in proper order, link firmly 1, horizontal adjuster 2, fixed brace table 3 and tripod 8, multistage regulation connecting rod B6 has been put between three landing legs of tripod 8, multistage regulation connecting rod B6's top with link firmly 1 bottom and be connected, multistage regulation connecting rod B6's bottom is installed and is deepened mark target 4 in the dark culvert 7.
Specifically, after the coordinate transmission target device for underground culvert laser scanning is assembled as shown in fig. 1, the coordinate transmission target device for underground culvert laser scanning is erected at the wellhead of the inspection well 10, and when the surrounding environment of the inspection well 10 is wide, the surveying device 9 can be selectively provided with the GPS receiver 901 or the prism 902, that is, the surveying device 9 is provided at the top end of the multistage adjusting connecting rod a5, and the target 4 is ensured to extend into the hidden culvert 7, as shown in fig. 7 or fig. 8.
It should be noted that if there is a shelter around the manhole 10 or the environment inside the manhole is complex, the height of the coordinate transmission target device for laser scanning of the whole underground culvert can be raised by adjusting the multistage adjusting connecting rod a5, or the multistage adjusting connecting rod B6 is adjusted, so that the target 4 extends into the underground culvert 7, thereby realizing the link positioning measurement of the underground target.
This embodiment need not to measure technical staff and lays the mark target in the pit, erects the coordinate transmission target device for the stealthy culvert laser scanning and with the mark target stretch to the stealthy culvert in, utilizes the ground to gather the coordinate and transmit the underground mark target in real time, realizes the interior contact measurement location of stealthy culvert, greatly reduces the field operation and carries out the degree of difficulty, reduces operation personnel personal risk.
Second embodiment:
on the basis of the first embodiment, as shown in fig. 6, the multi-stage adjusting connecting rod a5 and the multi-stage adjusting connecting rod B6 have the same structure, and are rod-shaped members formed by sequentially and coaxially connecting a plurality of sections of branch connecting rods 503 having the same structure, a second male stud 501 is arranged on the top end surface of each branch connecting rod 503, a second female screw hole 502 is inwards recessed on the bottom end surface, and two adjacent branch connecting rods 503 are connected with the second female screw hole 502 by screwing after being plugged through the second male studs 501.
Since the multi-step adjusting connecting rod a5 has the same structure as the multi-step adjusting connecting rod B6, the second male stud 501, the second female screw hole 502 and the branch connecting rod 503 labeled in fig. 6 are the structure of both the multi-step adjusting connecting rod a5 and the multi-step adjusting connecting rod B6.
Specifically, assuming that the multi-level adjustment connection rod a5 (or the multi-level adjustment connection rod B6) is formed by connecting three branch connection rods 503 (rod X, rod Y and rod Z numbered in sequence from top to bottom), the surveying and mapping apparatus 9 is screwed to the second male stud 501 at the top of the rod X through its female screw hole, the second female screw hole 502 at the bottom of the rod X is screwed to the second male stud 501 at the top of the rod Y, and the second female screw hole 502 at the bottom of the rod Z is screwed to the second male stud 501 at the top of the rod Z.
In this embodiment, if the height between the surveying and mapping apparatus 9 and the fastening member 1 needs to be adjusted, the number of the branch connecting rods 503 of the multi-stage adjusting connecting rod a5 can be increased or decreased; if the depth of the target 4 extending into the dark culvert 7 needs to be adjusted, the number of the branch connecting rods 503 of the multi-stage adjusting connecting rod B6 can be increased or decreased.
This embodiment not only need not to measure technical staff and lay the mark target in the pit, also can change the mark target simultaneously and extend the concrete degree of depth in the dark culvert, has increased the flexibility that the mark target arranged the position, has reached the purpose of mark target location in the culvert.
The third embodiment:
on the basis of first embodiment, refer to fig. 2, link firmly 1 including back taper collet 101, the up end center department of back taper collet 101 is equipped with and is used for connecting the first protruding double-screw bolt 102 of multistage adjustment connecting rod A5, the center department of lower terminal surface connects and links firmly montant 106 coaxial with back taper collet 101, the pole wall middle part that links firmly montant 106 is equipped with screw thread 103, connects level adjuster 2 and fixed brace 3 on the screw thread 103 soon, the pole terminal surface that links firmly montant 106 is inwards sunken to form first concave screw 105, and first concave screw 105 is connected with multistage adjustment connecting rod B6.
In this embodiment, in order to improve the supporting force of the multi-stage adjusting connecting rod a5 and the multi-stage adjusting connecting rod B6 and ensure stable transmission force thereof, the inverted cone mounting 101 is added between the multi-stage adjusting connecting rod a5 and the multi-stage adjusting connecting rod B6, the inverted cone mounting 101 may be in various shapes, but in this embodiment, in view of the shape of the surveying and mapping device 9 (GPS receiver 901 or prism 902), in order to maintain consistency, the shape of the inverted cone mounting 101 is preferably as shown in fig. 2, specifically, the inverted cone mounting includes a cone structure in the upper half and an inverted cone structure in the lower half, and the diameter of the cone structure is equal to the diameter of the large-diameter end of the inverted cone structure.
In particular, the horizontal actuator 2 and the fixed support 3 are screwed onto the thread 103, and in order to prevent their upward movement, a locking nut 104 is screwed onto the wall of the fastening stem 106, and the locking nut 104 is in contact with the top end face of the horizontal actuator 2, that is, the horizontal actuator 2 can only reach the locking nut 104 at the highest, i.e., the locking nut 104 serves as a limit.
The fourth embodiment:
on the basis of the third embodiment, as shown in fig. 3, the horizontal adjuster 2 includes an upper top plate 201 and a lower bottom plate 202 which are opposite and parallel up and down, the upper top plate 201 and the lower bottom plate 202 are not contacted and are connected by a plurality of studs 203, an adjustable screw 204 is screwed on the studs 203, and the adjustable screw 204 is located between the upper top plate 201 and the lower bottom plate 202;
round screw holes 207 are formed in the centers of the upper top plate 201 and the lower bottom plate 202, the horizontal regulator 2 is screwed with threads 103 fixedly connected with the vertical rod 106 through the round screw holes 207, and round bubbles 205 and tube bubbles 206 are embedded in the upper surface of the upper top plate 201.
Preferably, the upper top plate 201 and the lower bottom plate 202 are identical in shape and are both triangular plate-shaped structures, the number of the studs 203 is three, the studs are distributed at three corners of the triangular plate-shaped structures in an equilateral triangle, the tube bubbles 206 are located between two adjacent studs 203, and the circular bubbles 205 are opposite to the tube bubbles 206.
As can be seen from fig. 3, the line connecting 3 studs 203 forms an equilateral triangle, the circular bubble 205 is located beside one of the studs 203, the tube bubble 206 is located between the other two studs 203, and the long axis of the tube bubble 206 is parallel to the line connecting the two adjacent studs 203. This is for the purpose of convenience, on the one hand, and on the other hand, the circular bubble 205 and the tube bubble 206 are distributed on both sides, which also improves the accuracy of the measurement, since the circular bubble 205 and the tube bubble 206 function as the bubble of the level, both for leveling purposes.
Specifically, when the precision is adjusted, the length of the foot rest of the tripod 8 is adjusted to approximately center the circular bubble 205, and then the adjustable screw 204 is used to center the tube bubble 206, so that the ground coordinate acquisition and the underground culvert three-dimensional scanning target work can be performed.
Fifth embodiment:
on the basis of the fourth embodiment, as shown in fig. 4, the fixing support table 3 is a cylindrical structure, and a vertical through circular screw hole 302 connected with the thread 103 of the fixed connection vertical rod 106 is formed in the center thereof, and around the vertical through circular screw hole 302, three fixing screw holes 301 corresponding to and connected with the three studs 203 are further formed in the fixing support table 3.
In this embodiment, it should be particularly noted that the fixed supporting platform 3 has two functions, one function is to connect and support the horizontal adjuster 2, the other function is to connect the tripod 8, specifically, the tripod 8 is composed of three supporting telescopic rods 802 with the same structure, the supporting telescopic rods 802 include telescopic outer tubes 803, the top ends of the telescopic outer tubes 803 are connected with the rotating devices 801, the rotating devices 801 are connected to the bottom end surfaces of the fixed supporting platform 3, the opening angle of the tripod 8 can be rotatably adjusted through the rotating devices 801, telescopic inner tubes 804 are inserted into the bottom end tubes of the telescopic outer tubes 803, the bottom ends of the telescopic inner tubes 804 are provided with locking screws 805, and the telescopic length is adjusted by screwing and unscrewing the locking screws 805.
It should be noted that the above is only a simple description of the structure of the tripod 8, and is not limited thereto, because the tripod 8 in the present embodiment uses the same tripod as a video camera, and the detailed structure is not described in detail since it is commercially available.
Sixth embodiment:
the embodiment provides an application method of a coordinate transmission target device for underground culvert laser scanning, which comprises the following steps: firstly, erecting a tripod 8 at a wellhead of an inspection well 10, and enabling a sole of the tripod 8 to be stably placed on the ground 11; then assembling the coordinate transmission target device for underground culvert laser scanning, screwing a GPS receiver or a prism on a second convex stud 501 at the top end of the multi-stage adjusting connecting rod A5, connecting a tripod 8 on the bottom surface of the fixed supporting table 3, and adjusting the number of the sections of the branch connecting rods 503 of the multi-stage adjusting connecting rod A5 and the multi-stage adjusting connecting rod B6 according to the requirement; finally, the height of the tripod 8 is adjusted to enable the circular bubble 205 to be centered, then the adjustable screw 204 is screwed to enable the tube bubble 206 to be centered, and therefore the ground coordinate collection and the work of the underground dark culvert three-dimensional laser scanning target can be conducted.
Specifically, the method comprises four steps, step 1) erecting a tripod 8: loosening the locking screw 805 on the supporting telescopic rod 802, adjusting the telescopic inner tube 804 to a proper height, then screwing the locking screw 802, opening the supporting telescopic rod 802 of the tripod 8 for a certain angle, placing the tripod on the ground, and stably placing the tripod 8 so that the top end of the tripod 8 is approximately horizontal;
step 2) installing measuring equipment and a target: mounting the surveying and mapping equipment 9 (a GPS receiver 901 or a prism 902) on a first convex stud 102 at the top end of an inverted cone bottom support 101, then selecting the number of the sections of the connecting rod 503 according to needs, and after the connecting rod 503 and the target 4 are connected, mounting the connecting rod 503 on a first concave screw hole 105 fixedly connected with the bottom of a vertical rod 106;
step 3), adjusting precision: firstly, the supporting telescopic rod 802 is adjusted to enable the circular bubble 205 to be approximately centered, and after the adjustable screw 204 is used for adjusting the pipe bubble 206 to be centered, ground coordinate collection and underground culvert three-dimensional scanning target work can be carried out;
and 4) after the surface coordinate acquisition and the three-dimensional laser scanning data acquisition of the underground culvert target are finished, taking down the surveying and mapping equipment 9 (the GPS receiver 901 or the prism 902), the supporting connecting rod 503 and the target 4, and containing and boxing the target device.
In this embodiment, underground dark culvert coordinate transmission target device for laser scanning includes top-down coaxial coupling's mapping equipment 9 in proper order, multistage regulation connecting rod A5, link firmly 1, horizontal adjuster 2, fixed brace table 3 and tripod 8, has put multistage regulation connecting rod B6 between three landing legs of tripod 8, the top of multistage regulation connecting rod B6 with link firmly 1 bottom and be connected, target 4 in can deepening dark culvert 7 is installed to multistage regulation connecting rod B6's bottom. The multi-stage adjusting connecting rod A5 and the multi-stage adjusting connecting rod B6 have the same structure, and are rod-shaped members formed by sequentially coaxially connecting a plurality of sections of branch connecting rods 503 with the same structure, a second convex stud 501 is arranged on the top end face of each branch connecting rod 503, a second concave screw hole 502 is inwards sunken on the bottom end face of each branch connecting rod 503, and two vertically adjacent branch connecting rods 503 are connected with the second concave screw holes 502 in a threaded and screwed mode after being spliced through the second convex studs 501. Link firmly 1 and include back taper collet 101, the up end center department of back taper collet 101 is equipped with the first protruding double-screw bolt 102 that is used for connecting multistage regulation connecting rod A5, the center department of lower terminal surface connects and links firmly montant 106 with the back taper collet 101 is coaxial, the pole wall middle part that links firmly montant 106 is equipped with screw thread 103, connect horizontal adjuster 2 and fixed brace 3 on the screw thread 103 soon, the pole end face that links firmly montant 106 inwards caves in and forms first concave screw 105, first concave screw 105 is connected with multistage regulation connecting rod B6. The inverted cone collet 101 includes a pancake structure on the top half and an inverted frustum structure on the bottom half, the diameter of the pancake structure being equal to the diameter of the large diameter end of the inverted frustum structure. A fixed lock nut 104 is screwed on the rod wall of the fixed vertical rod 106, and the fixed lock nut 104 is in contact with the top end surface of the horizontal regulator 2. The horizontal regulator 2 comprises an upper top plate 201 and a lower bottom plate 202 which are opposite up and down and are arranged in parallel, the upper top plate 201 and the lower bottom plate 202 are not contacted and are connected through a plurality of studs 203, adjustable screws 204 are screwed on the studs 203, and the adjustable screws 204 are positioned between the upper top plate 201 and the lower bottom plate 202; the center of the upper top plate 201 and the center of the lower bottom plate 202 are provided with round screw holes 207, the horizontal regulator 2 is screwed with the threads 103 fixedly connected with the vertical rods 106 through the round screw holes 207, and round bubbles 205 and tube bubbles 206 are embedded on the upper surface of the upper top plate 201. The upper top plate 201 and the lower bottom plate 202 are the same in shape and are both triangular plate-shaped structures, three studs 203 are arranged at three corners of the triangular plate-shaped structures in an equilateral triangle manner, the tube bubbles 206 are located between two adjacent studs 203, and the circular bubbles 205 are opposite to the tube bubbles 206. The fixed supporting platform 3 is of a cylindrical structure, the center of the fixed supporting platform is provided with a vertical through round screw hole 302 connected with the thread 103 fixedly connected with the vertical rod 106, and the fixed supporting platform 3 is further provided with three fixed screw holes 301 corresponding to and connected with the three studs 203 around the vertical through round screw hole 302. The surveying device 9 is a GPS receiver 901 or a prism 902.
To sum up, the utility model discloses need not to measure technical staff and lay the mark target down the well completely, erect the underground dark for culvert laser scanning coordinate transmission mark target device and with the mark target stretch to the dark culvert in, utilize ground to gather the coordinate and transmit the underground mark target in real time through the well head at ground inspection shaft, guaranteed the high accuracy of measuring the coordinate transmission under favourable observation condition, realize the interior contact measurement location of dark culvert, greatly reduce the field operation and carry out the degree of difficulty, stopped personnel's operation risk in the culvert. The coordinate measuring method is particularly designed and considered to solve the problem of coordinate measurement in time by adopting different measuring means under different environmental conditions.
It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application. The components and structures of the present embodiments that are not described in detail are well known in the art and do not constitute essential structural elements or elements.
Claims (9)
1. The utility model provides an underground dark culvert for laser scanning coordinate transmission mark target device which characterized in that: the automatic leveling device comprises a mapping device (9), a multistage adjusting connecting rod A (5), a fixing member (1), a horizontal adjuster (2), a fixed support table (3) and a tripod (8), wherein the mapping device is sequentially and coaxially connected from top to bottom, a multistage adjusting connecting rod B (6) is arranged between three support legs of the tripod (8), the top end of the multistage adjusting connecting rod B (6) is connected with the bottom end of the fixing member (1), and a target (4) which can be deeply embedded into a hidden culvert (7) is installed at the bottom end of the multistage adjusting connecting rod B (6).
2. The coordinate transfer target device for underground culvert laser scanning of claim 1, wherein: the multistage adjusting connecting rod A (5) and the multistage adjusting connecting rod B (6) are of the same structure and are rod-shaped pieces formed by sequentially and coaxially connecting a plurality of sections of connecting rods (503) with the same structure, a second convex stud (501) is arranged on the top end face of each connecting rod (503), a second concave screw hole (502) is formed in the bottom end face of each connecting rod in an inwards concave mode, and two adjacent connecting rods (503) are connected with the second concave screw hole (502) in a plug-in mode through the second convex stud (501) and then are in threaded screwing connection.
3. The coordinate transfer target device for underground culvert laser scanning of claim 1, wherein: link firmly piece (1) including back taper collet (101), the up end center department of back taper collet (101) is equipped with and is used for connecting first protruding double-screw bolt (102) of multistage adjustment connecting rod A (5), the center department of lower terminal surface connects with back taper collet (101) coaxial montant (106) that links firmly, the pole wall middle part that links firmly montant (106) is equipped with screw thread (103), connects horizontal regulator (2) and fixed brace (3) on screw thread (103) soon, the pole terminal surface that links firmly montant (106) inwards caves in and forms first dished hole (105), and first dished hole (105) are connected with multistage adjustment connecting rod B (6).
4. The coordinate transfer target device for underground culvert laser scanning of claim 3, characterized in that: the inverted cone collet (101) comprises a round cake structure at the upper half part and an inverted cone structure at the lower half part, and the diameter of the round cake structure is equal to that of the large-diameter end of the inverted cone structure.
5. The coordinate transfer target device for underground culvert laser scanning of claim 3, characterized in that: and a fixed locking nut (104) is screwed on the rod wall of the fixed connecting vertical rod (106), and the fixed locking nut (104) is in contact with the top end surface of the horizontal regulator (2).
6. The coordinate transfer target device for underground culvert laser scanning of claim 3, characterized in that: the horizontal regulator (2) comprises an upper top plate (201) and a lower bottom plate (202) which are opposite up and down and are arranged in parallel, the upper top plate (201) and the lower bottom plate (202) are not in contact and are connected through a plurality of studs (203), an adjustable screw (204) is screwed on the studs (203), and the adjustable screw (204) is positioned between the upper top plate (201) and the lower bottom plate (202);
round screw holes (207) are formed in the center of the upper top plate (201) and the center of the lower bottom plate (202), the horizontal regulator (2) is connected with threads (103) fixedly connected with the vertical rod (106) in a screwing mode through the round screw holes (207), and round bubbles (205) and pipe bubbles (206) are embedded in the upper surface of the upper top plate (201).
7. The coordinate transfer target device for underground culvert laser scanning of claim 6, wherein: the shape of the upper top plate (201) is the same as that of the lower bottom plate (202), the upper top plate and the lower bottom plate are both triangular plate-shaped structures, the number of the studs (203) is three, the studs are distributed at three corners of the triangular plate-shaped structures in an equilateral triangle shape, the tube bubbles (206) are located between every two adjacent studs (203), and the circular bubbles (205) are opposite to the tube bubbles (206).
8. The coordinate transfer target device for underground culvert laser scanning of claim 7, wherein: the fixed supporting platform (3) is of a cylindrical structure, the center of the fixed supporting platform is provided with a vertical through round screw hole (302) connected with a thread (103) fixedly connected with a vertical rod (106), the fixed supporting platform (3) is surrounded with the vertical through round screw hole (302), and three fixed screw holes (301) corresponding to and connected with three studs (203) are further formed in the fixed supporting platform (3).
9. The coordinate transfer target device for underground culvert laser scanning of claim 1, wherein: the mapping device (9) is a GPS receiver (901) or a prism (902).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920751000.3U CN210036733U (en) | 2019-05-23 | 2019-05-23 | Coordinate transmission target device for underground culvert laser scanning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920751000.3U CN210036733U (en) | 2019-05-23 | 2019-05-23 | Coordinate transmission target device for underground culvert laser scanning |
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| Publication Number | Publication Date |
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| CN210036733U true CN210036733U (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920751000.3U Active CN210036733U (en) | 2019-05-23 | 2019-05-23 | Coordinate transmission target device for underground culvert laser scanning |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081870A (en) * | 2019-05-23 | 2019-08-02 | 中国电建集团西北勘测设计研究院有限公司 | A kind of underground secretly contain laser scanning coordinate transmitting target device and methods for using them |
| CN114485592A (en) * | 2022-02-28 | 2022-05-13 | 中国电建集团西北勘测设计研究院有限公司 | Method for ensuring coordinate conversion precision of three-dimensional point cloud of drainage box culvert |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081870A (en) * | 2019-05-23 | 2019-08-02 | 中国电建集团西北勘测设计研究院有限公司 | A kind of underground secretly contain laser scanning coordinate transmitting target device and methods for using them |
| CN110081870B (en) * | 2019-05-23 | 2024-02-06 | 中国电建集团西北勘测设计研究院有限公司 | Coordinate transfer target device for underground culvert laser scanning and application method |
| CN114485592A (en) * | 2022-02-28 | 2022-05-13 | 中国电建集团西北勘测设计研究院有限公司 | Method for ensuring coordinate conversion precision of three-dimensional point cloud of drainage box culvert |
| CN114485592B (en) * | 2022-02-28 | 2023-05-05 | 中国电建集团西北勘测设计研究院有限公司 | Method for ensuring three-dimensional point cloud coordinate conversion precision of drainage box culvert |
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