CN210036732U - Underground dark culvert laser scanning target ball integration erection device - Google Patents
Underground dark culvert laser scanning target ball integration erection device Download PDFInfo
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- CN210036732U CN210036732U CN201920731794.7U CN201920731794U CN210036732U CN 210036732 U CN210036732 U CN 210036732U CN 201920731794 U CN201920731794 U CN 201920731794U CN 210036732 U CN210036732 U CN 210036732U
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Abstract
The utility model provides an integrated erecting device for laser scanning target balls of underground culvert, which comprises a Y-shaped tooth platform, wherein the Y-shaped tooth platform is a Y-shaped structure consisting of three tooth arms, the upper arm surface of each tooth arm is connected with a connecting rod, and the top of the connecting rod can be connected with the target balls; the center of the bottom surface of the three-fork tooth table is provided with a connecting device used for being connected with a tripod. The utility model discloses both realized the integration of 3 target balls and reduced and gone into culvert cooperation operation personnel and settle tripod quantity again, can realize the single-person operation and the supporting 3 target ball equipment of single tripod, avoided too much operation personnel and equipment to concentrate and form again and shelter from and the some cloud data blind areas appear, improved the reliability of some cloud data concatenation efficiency and concatenation achievement simultaneously, reduced the personal safety risk. Particularly, the triangle and the target balls are arranged in a staggered manner, so that the problem that the scanning data of the target balls are not completely acquired due to mutual shielding among the target balls is solved.
Description
Technical Field
The utility model belongs to the technical field of water environmental engineering administers, three-dimensional laser scanning and engineering survey, a device is erect in underground dark culvert laser scanning target ball integration is related to, specially adapted long and narrow small space, like underground dark culvert.
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. The underground culvert is one of the cores of urban river and lake water environment improvement, is also the place of engineering difficulty, and is a 'hard bone' in the water environment treatment and hardness-attacking war. The underground hidden culvert belongs to a limited space, is a closed or semi-closed space, is narrow in space, is relatively isolated from the outside, is narrow in an access, is internally provided with water flow, sludge, traps, toxic gas, corrosiveness and the like, is complex in working condition, is poor in natural ventilation, easily causes accumulation of toxic and harmful, flammable and explosive substances or insufficient in oxygen content, and has the danger of being hidden and difficult to predict.
The characteristics of the underground culvert: narrow and long space, smooth inner wall, extremely high structural similarity, no characteristic structure, unsmooth ventilation and illumination, severe working environment, existence of a large amount of toxic or flammable and explosive gas, or corrosive fluid, mud flow mixing and the like, and the difficulty of measurement work is extremely high.
The three-dimensional laser scanner is used as one of the technical means of underground culvert investigation, and can acquire the three-dimensional space information in a culvert quickly, in a non-contact manner, at high precision and at high density. Although stations can be freely set and each station is not required to be controlled, due to the fact that chain-type station setting forms extension, reference characteristics do not exist among multiple stations, point cloud data are difficult to splice and even cannot be spliced, accuracy of a calculation result is poor or wrong, and low data splicing processing efficiency or invalid operation is caused. Adopt the supplementary cooperation mode of target ball to increase reference information, can greatly improve point cloud data concatenation efficiency, but this kind of operation mode need respectively put at each scanning station direction of advance front and back and be no less than 3 (1 group) target balls, this just needs to increase 6 and goes into to contain cooperation operation personnel and 6 target balls and settle the tripod, and long and narrow too much operation personnel and equipment of space concentrate again and form and shelter from and appear some cloud data blind areas, in addition the culvert mud-flow mixture personnel are not convenient very much, too much operation personnel interfere with each other, it is consuming time hard at the transfer station, the probability of scanning mistake and personal safety risk has also greatly increased.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide an underground dark culvert laser scanning target ball integration handing equipment to overcome above-mentioned technical defect.
In order to solve the technical problem, the utility model provides an underground culvert laser scanning target ball integrated erection device, which comprises a three-fork tooth table, wherein the three-fork tooth table is a Y-shaped structure consisting of three tooth arms, the upper arm surface of each tooth arm is connected with a connecting rod, and the rod top of the connecting rod can be connected with a target ball;
and a connecting device used for being connected with a tripod is arranged at the center of the bottom surface of the three-fork tooth table.
Additionally, the utility model also provides an underground dark culvert laser scanning target ball integration handing equipment's application method: firstly, opening a tripod, stably standing the tripod, and connecting a fastening screw of the tripod with a bottom support locking nut at the center of the bottom surface of a three-fork tooth table in a screwing manner; then adjusting a single foot rest supporting leg, leveling the underground culvert, and carrying out laser scanning on the target ball integrated erection device to enable the circular bubble to be arranged at the center; and finally, taking three target balls, aligning the magnet parts at the bottoms of the target balls in sequence and firmly adsorbing the magnet parts to the flat cone joint of the connecting rod, and then carrying out three-dimensional laser scanning.
Set up an underground dark culvert laser scanning target ball integration handing equipment around the scanning station at every station respectively, when moving the station, only need to dismantle underground dark culvert laser scanning target ball integration handing equipment from the tripod, can the integral removal underground dark culvert laser scanning target ball integration handing equipment wait to scan the position to next needs.
Further, the three tooth arms have the same structure and the same length and are positioned on the same horizontal plane, and the included angle between every two adjacent tooth arms is 120 degrees.
Furthermore, the intersection of the three tooth arms is the center of the three-fork tooth table, and a round bubble is embedded in the center.
Furthermore, the end part of the tooth arm extending out is a free end, the head of the free end is arc-shaped, the tooth arm is of a plate-shaped structure with the width gradually increasing smoothly from the arc part to the intersection of the three tooth arms, a locking nut connected with a connecting rod is arranged at the arc circle center of the upper arm surface of each free end, and the connecting rod is vertically installed on the tooth arms through the locking nut.
Furthermore, the connecting rods are three, the three connecting rods are parallel to each other and are different in height, each connecting rod is the same in structure and sequentially comprises a flat cone joint, a straight rod and a stud from top to bottom, the small-diameter top surface of the flat cone joint is a metal sheet, the large-diameter bottom surface of the flat cone joint is connected with the top surface of the straight rod, the stud is inserted into the center of the bottom surface of the straight rod, and the stud is screwed with the locking nut at the free end of the gear arm.
Preferably, the metal sheet is an iron round sheet, and the diameter of the iron round sheet is equal to that of the top surface of the flat cone connector.
Further, connecting device includes the collet, the collet is the cylinder of fixed mounting in three tooth arm intersections, and the cylinder is embedded to have the collet lock nut that can be connected with the tripod.
Preferably, the three tooth arms are integrally formed to form the three-prong tooth table.
The utility model has the advantages as follows:
(1) the utility model provides an underground secretly contains laser scanning target ball integration handing equipment passes through lock nut and connects each part, is detachable construction promptly, and the device compact structure, reasonable in design, it is light high-efficient, accurate reliable, conveniently carry, can wholly carry also can the components of a whole that can function independently and carry.
(2) The utility model provides a this kind of a three-dimensional laser scanner target ball integration handing equipment for secret culvert has not only realized the integration of 3 target balls but also reduced and has gone into culvert cooperation operation personnel quantity and place a quantity, can realize the equipment of 3 target balls that one-man operation and single tripod are supporting, avoided too much operation personnel and equipment to concentrate and form again and shelter from and point cloud data blind area appears, improved field operation point cloud data acquisition and interior industry data concatenation efficiency simultaneously, reduce the personal safety risk.
(3) The utility model discloses a connecting rod height difference consequently adsorbs the target ball mistake at connecting rod top and falls to settle, has prevented to shelter from each other between the target ball and the target ball scanning data who brings acquires incomplete problem.
(4) The tooth arm end of the three-fork tooth table is provided with a locking nut respectively, a stud is arranged in the connecting rod, the stud and the locking nut are connected when the connecting rod is used, the connecting rod is not used, and the connecting rod is convenient to install, detach and carry.
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 an underground culvert laser scanning target ball integrated erection device.
Fig. 2 is a top view of the underground culvert laser scanning target ball integrated erection device.
Fig. 3 is a bottom view of the underground culvert laser scanning target ball integrated erection device.
Fig. 4 is a side view of the underground culvert laser scanning target ball integrated erection device.
Fig. 5 is a schematic view of the structure of the connecting rod.
Fig. 6 is a schematic view of target ball installation of the underground culvert laser scanning target ball integrated erection device.
Description of reference numerals:
1. a three-fork tooth table; 2. a connecting rod; 3. a target ball;
101. a toothed arm; 102. locking the nut; 103. a circular bubble; 104. a bottom support; 105. a collet lock nut; 1011. an upper arm surface; 1012. a circular arc;
201. a flat cone joint; 202. a straight rod; 203. a stud.
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 underground culvert laser scanning target ball integrated erecting device described in the present 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 first embodiment of the utility model relates to an underground culvert laser scanning target ball integration erection device, as shown in fig. 1 and fig. 6, comprises a three-fork tooth platform 1, the three-fork tooth platform 1 is a Y-shaped structure composed of three tooth arms 101, the upper arm surface 1011 of each tooth arm 101 is connected with a connecting rod 2, the rod top of the connecting rod 2 can be connected with a target ball 3;
and a connecting device used for being connected with a tripod is arranged at the center of the bottom surface of the three-fork tooth table 1.
It should be noted that, referring to fig. 1, the upper arm surface 1011 of the rack arm 101 means that, as shown in fig. 1, the rack arm 101 is a plate-shaped structure, preferably, the rack arm 101 is similar to a blade of a wind turbine or a blade of an electric fan, the rack arm 101 is placed horizontally, the upward surface is the upper arm surface 1011 of the rack arm 101, a connecting rod 2 is mounted at the end of the upper arm surface 1011, and the connecting rod 2 is perpendicular to the rack arm 101.
Specifically, the working process or the application process of the underground culvert laser scanning target ball integrated erection device provided by the embodiment is as follows:
when a three-dimensional laser scanner is adopted in a narrow and long space (such as an underground culvert) to acquire three-dimensional point cloud data in the culvert, firstly opening a tripod and stably standing the tripod, and connecting a fastening screw of the tripod with a bottom support connecting device at the center of the bottom surface of a trident tooth table 1; then adjusting a single foot rest supporting leg, and leveling the underground culvert and laser scanning target ball integrated erection device; and finally, taking the three target balls 3, aligning the magnet parts at the bottoms of the target balls 3 in sequence and firmly adsorbing the magnet parts at the tops of the connecting rods 2, and then carrying out three-dimensional laser scanning. Set up an underground dark culvert laser scanning target ball integration handing equipment around the scanning station at every station respectively, when moving the station, only need to dismantle underground dark culvert laser scanning target ball integration handing equipment from the tripod, can the integral removal underground dark culvert laser scanning target ball integration handing equipment wait to scan the position to next needs.
Second embodiment:
an integrated erection device for laser scanning target balls in underground culverts comprises a three-fork tooth table 1, wherein the three-fork tooth table 1 is a Y-shaped structure consisting of three tooth arms 101, the upper arm surface 1011 of each tooth arm 101 is connected with a connecting rod 2, and the rod top of the connecting rod 2 can be connected with a target ball 3; and a connecting device used for being connected with a tripod is arranged at the center of the bottom surface of the three-fork tooth table 1.
Referring to fig. 2, the three toothed arms 101 have the same structure and the same length and are located on the same horizontal plane, an included angle between the central axes of two adjacent toothed arms 101 is 120 °, the intersection of the central axes of the three toothed arms 101 is the center of the three-prong toothed platform 1, and a circular bubble 103 is embedded in the center. The round bubble 103 has the same function as the bubble of the level gauge, namely leveling measurement is carried out, and the application in the underground culvert laser scanning target ball integrated erection device is as follows:
when a three-dimensional laser scanner is adopted in a narrow and long space (such as an underground culvert) to acquire three-dimensional point cloud data in the culvert, firstly opening a tripod and stably standing the tripod, and connecting a fastening screw of the tripod with a bottom support connecting device at the center of the bottom surface of a trident tooth table 1; then adjusting a single foot rest supporting leg, leveling the underground culvert laser scanning target ball integrated erection device, and enabling the circular bubble 103 to be in the center; and finally, taking the three target balls 3, aligning the magnet parts at the bottoms of the target balls 3 in sequence and firmly adsorbing the magnet parts at the tops of the connecting rods 2, and then carrying out three-dimensional laser scanning. Set up an underground dark culvert laser scanning target ball integration handing equipment around the scanning station at every station respectively, when moving the station, only need to dismantle underground dark culvert laser scanning target ball integration handing equipment from the tripod, can the integral removal underground dark culvert laser scanning target ball integration handing equipment wait to scan the position to next needs.
The third embodiment:
on the basis of the second embodiment, as shown in fig. 2, the end of the toothed arm 101 extending out is a free end, the head of the free end is in the shape of an arc 1012, the toothed arm 101 is in a plate-shaped structure with gradually and smoothly increasing width from the arc 1012 to the intersection of three toothed arms 101, a locking nut 102 connected with the connecting rod 2 is arranged at the center of the arc 1012 on the upper arm surface 1011 of each free end, and the connecting rod 2 is vertically mounted on the toothed arm 101 through the locking nut 102.
The central axes of the three plate-shaped tooth arms 101 are intersected at one point, namely the center of the three-fork tooth table 1, the free end of the tooth arm 101 is a free end, the head of the free end is designed to be in the shape of an arc 1012, so that the connecting rod 2 is convenient to mount, in addition, the tooth arm 101 is in a plate-shaped structure with the width gradually increasing smoothly, the supporting force of the intersection and the bearing force of the end part are improved, and the stability and the structural strength of the whole three-fork tooth table 1 are improved.
Referring to fig. 1 and 6, connecting rod 2 is connected respectively to the upper arm surface 1011 of three tooth arm 101, connecting rod 2 and the tooth arm 101 mutually perpendicular who corresponds, a target ball 3 can be adsorbed and placed to the top of rod of each connecting rod 2, this structure has both realized the integration of 3 target balls and has reduced and has gone into the cooperation operation personnel quantity of culvert and place a frame quantity, can realize the equipment of 3 target balls that one-man operation and single tripod are supporting, avoided too much operation personnel and equipment to concentrate and form again and shelter from and the some cloud data blind areas appear, field operation point cloud data collection and interior data concatenation efficiency have been improved simultaneously, personal safety risk is reduced.
The fourth embodiment:
on the basis of the second embodiment, referring to fig. 2, the end portion of the tooth arm 101 extending out is a free end, the head of the free end is in the shape of an arc 1012, the tooth arm 101 is in a plate-shaped structure with gradually and smoothly increasing width from the arc 1012 to the intersection of three tooth arms 101, a locking nut 102 connected with the connecting rod 2 is arranged at the center of the arc 1012 of the upper arm surface 1011 of each free end, and the connecting rod 2 is vertically installed on the tooth arm 101 through the locking nut 102.
The central axes of the three plate-shaped tooth arms 101 are intersected at one point, namely the center of the three-fork tooth table 1, the free end of the tooth arm 101 is a free end, the head of the free end is designed to be in the shape of an arc 1012, so that the connecting rod 2 is convenient to mount, in addition, the tooth arm 101 is in a plate-shaped structure with the width gradually increasing smoothly, the supporting force of the intersection and the bearing force of the end part are improved, and the stability and the structural strength of the whole three-fork tooth table 1 are improved.
Specifically, the number of the connecting rods 2 is three, the three connecting rods 2 are parallel to each other and have different heights, each connecting rod 2 has the same structure and sequentially comprises a flat cone joint 201, a straight rod 202 and a stud 203 from top to bottom, the small-diameter top surface of the flat cone joint 201 is a metal sheet, the large-diameter bottom surface of the flat cone joint is connected with the top surface of the straight rod 202, the stud 203 is inserted into the center of the bottom surface of the straight rod 202, and the stud 203 is screwed with the locking nut 102 at the free end of the gear arm 101.
It should be noted that, since the target ball 3 is connected to other devices by the magnet portion at the bottom, the top surface of the flat cone connector 201 of the connecting rod 2 is made of a metal sheet, which facilitates the adsorption connection with the target ball 3.
The central connecting lines of the three locking nuts 102 are in an equilateral triangle shape, on the basis, the heights of the three connecting rods 2 are different (as shown in fig. 5), so that the heights of the target balls 3 are also different (as shown in fig. 6), the equilateral triangle design and the target balls 3 are arranged in a staggered manner, and the problem that the scanning data of the target balls are not completely acquired due to mutual shielding among the target balls is solved.
Fifth embodiment:
on the basis of the fourth embodiment, the metal sheet is preferably (considering the cost) a ferrous disc, and the diameter of the ferrous disc is equal to the diameter of the top surface of the flat cone connector 201.
As shown in fig. 1 and 2, the three arms 101 are preferably integrally formed to form the three-pronged tooth table 1.
Sixth embodiment:
on the basis of the first embodiment, as shown in fig. 3 and 4, in order to facilitate connection with a tripod and provide stronger supporting force, the connecting device comprises a base 104, wherein the base 104 is a cylinder fixedly installed at the intersection of three toothed arms 101, and a base locking nut 105 capable of being connected with the tripod is embedded in the cylinder.
The three-fork tooth table 1 is connected with a fastening screw of a tripod through a bottom support locking nut 105, and then the underground culvert laser scanning target ball integrated erecting device is connected with the tripod.
Seventh embodiment:
the embodiment provides an application method of an underground culvert laser scanning target ball integrated erection device, which comprises the following steps: firstly, opening a tripod, stably standing the tripod, and rotatably connecting a fastening screw of the tripod with a bottom support locking nut 105 at the center of the bottom surface of the three-fork tooth table 1; then adjusting a single foot rest supporting leg, leveling the underground culvert, and carrying out laser scanning on the target ball integrated erection device to enable the circular bubble 103 to be arranged at the center; and finally, taking the three target balls 3, aligning and firmly adsorbing the magnet parts at the bottoms of the target balls 3 to the flat cone joint 201 of the connecting rod 2 in sequence, and then carrying out three-dimensional laser scanning. Set up an underground dark culvert laser scanning target ball integration handing equipment around the scanning station at every station respectively, when moving the station, only need to dismantle underground dark culvert laser scanning target ball integration handing equipment from the tripod, can the integral removal underground dark culvert laser scanning target ball integration handing equipment wait to scan the position to next needs.
Referring to fig. 1 to 6, the integrated erection device for laser scanning target balls of underground culvert comprises a three-prong tooth table 1, wherein the three-prong tooth table 1 is a Y-shaped structure formed by three tooth arms 101, the upper arm surface 1011 of each tooth arm 101 is connected with a connecting rod 2, and the top of the connecting rod 2 can be connected with a target ball 3; the center of the bottom surface of the three-fork tooth table 1 is provided with a connecting device used for being connected with a tripod. The three toothed arms 101 have the same structure and the same length and are located on the same horizontal plane, and the included angle between the central axes of two adjacent toothed arms 101 is 120 degrees. The intersection of the central axes of the three tooth arms 101 is the center of the three-fork tooth table 1, and the center is embedded with a circular bubble 103. The end part of the tooth arm 101 extending out is a free end, the head part of the free end is in the shape of an arc 1012, the tooth arm 101 is in a plate-shaped structure with the width gradually increasing smoothly from the arc 1012 to the intersection of the three tooth arms 101, a locking nut 102 connected with the connecting rod 2 is arranged at the center of the arc 1012 on the upper arm surface 1011 of each free end, and the connecting rod 2 is vertically arranged on the tooth arm 101 through the locking nut 102. The number of the connecting rods 2 is three, the three connecting rods 2 are parallel to each other and are different in height, each connecting rod 2 is identical in structure and sequentially comprises a flat cone connector 201, a straight rod 202 and a stud 203 from top to bottom, the small-diameter top surface of the flat cone connector 201 is a metal sheet, the large-diameter bottom surface of the flat cone connector is connected with the top surface of the straight rod 202, the stud 203 is inserted into the center of the bottom surface of the straight rod 202, and the stud 203 is screwed with the locking nut 102 at the free end of the gear arm 101. The metal sheet is an iron round sheet, and the diameter of the iron round sheet is equal to the diameter of the top surface of the flat cone connector 201. The connecting device comprises a bottom support 104, the bottom support 104 is a cylinder fixedly arranged at the intersection of the three toothed arms 101, and a bottom support locking nut 105 capable of being connected with a tripod is embedded in the cylinder. The three tooth arms 101 are integrally formed to form the three-fork tooth table 1.
To sum up, the utility model provides a specially adapted secretly contains laser scanning target ball integration handing equipment and application method, the device include trident tooth platform, prong, lock nut, circle bubble, collet lock nut, connecting rod, flat cone joint, straight-bar and double-screw bolt, the utility model discloses not only realized the integration of 3 target balls but also reduced and gone into to contain cooperation operation personnel and settle tripod quantity, can realize that one-man operation and single tripod are supporting 3 target ball equipment, avoided too much operation personnel and equipment to concentrate and form again and shelter from and point cloud data blind area appears, improved the reliability of point cloud data concatenation efficiency and concatenation achievement simultaneously, reduced personal safety risk. Particularly, the triangle and the target balls are arranged in a staggered manner, so that the problem that the scanning data of the target balls are not completely acquired due to mutual shielding among the target balls is solved.
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.
Claims (8)
1. The utility model provides an underground dark culvert laser scanning target ball integration handing equipment which characterized in that: the three-fork tooth table comprises a three-fork tooth table (1), wherein the three-fork tooth table (1) is of a Y-shaped structure consisting of three tooth arms (101), the upper arm surface (1011) of each tooth arm (101) is connected with a connecting rod (2), and the top of each connecting rod (2) can be connected with a target ball (3);
and a connecting device used for being connected with a tripod is arranged at the center of the bottom surface of the three-fork tooth table (1).
2. The underground culvert laser scanning target ball integrated erection device of claim 1, characterized in that: the three toothed arms (101) have the same structure and the same length and are positioned on the same horizontal plane, and the included angle between every two adjacent toothed arms (101) is 120 degrees.
3. The underground culvert laser scanning target ball integrated erection device of claim 1 or 2, characterized in that: the intersection of the three tooth arms (101) is the center of the three-fork tooth table (1), and a round bubble (103) is embedded in the center.
4. The underground culvert laser scanning target ball integrated erection device of claim 3, characterized in that: the tip that tooth arm (101) extended out is the free end, the head of free end is circular arc (1012) form, from arc (1012) department to the intersection of three tooth arms (101), tooth arm (101) are the platelike structure that the width is smooth and increasing gradually, and the circular arc (1012) centre of a circle department of the upper arm face (1011) of each free end is equipped with lock nut (102) that meet with connecting rod (2), install perpendicularly in tooth arm (101) through lock nut (102) connecting rod (2).
5. The underground culvert laser scanning target ball integrated erection device of claim 4, characterized in that: the connecting rod (2) have three, and three connecting rod (2) are parallel to each other and highly mutually not equal, and each connecting rod (2) is the same in structure, from last to down constitute by flat cone joint (201), straight-bar (202) and double-screw bolt (203) in proper order respectively, the minor diameter top surface of flat cone joint (201) is the sheetmetal, and the major diameter bottom surface meets with the top surface of straight-bar (202), and double-screw bolt (203) are pegged graft in the bottom surface center of straight-bar (202), and double-screw bolt (203) and lock nut (102) the swing joint of flute arm (101) free end.
6. The underground culvert laser scanning target ball integrated erection device of claim 5, characterized in that: the metal sheet is an iron round sheet, and the diameter of the iron round sheet is equal to the diameter of the top surface of the flat cone joint (201).
7. The underground culvert laser scanning target ball integrated erection device of claim 1, characterized in that: the connecting device comprises a bottom support (104), wherein the bottom support (104) is a cylinder fixedly installed at the intersection of the three toothed arms (101), and a bottom support locking nut (105) capable of being connected with a tripod is embedded in the cylinder.
8. The underground culvert laser scanning target ball integrated erection device of claim 3, characterized in that: the three tooth arms (101) are integrally formed to form the three-fork tooth table (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920731794.7U CN210036732U (en) | 2019-05-21 | 2019-05-21 | Underground dark culvert laser scanning target ball integration erection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920731794.7U CN210036732U (en) | 2019-05-21 | 2019-05-21 | Underground dark culvert laser scanning target ball integration erection device |
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| CN210036732U true CN210036732U (en) | 2020-02-07 |
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| CN201920731794.7U Active CN210036732U (en) | 2019-05-21 | 2019-05-21 | Underground dark culvert laser scanning target ball integration erection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095113A (en) * | 2019-05-21 | 2019-08-06 | 中国电建集团西北勘测设计研究院有限公司 | Laser scanning target ball integration stringer and methods for using them is secretly contained in a kind of underground |
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2019
- 2019-05-21 CN CN201920731794.7U patent/CN210036732U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095113A (en) * | 2019-05-21 | 2019-08-06 | 中国电建集团西北勘测设计研究院有限公司 | Laser scanning target ball integration stringer and methods for using them is secretly contained in a kind of underground |
| CN110095113B (en) * | 2019-05-21 | 2024-01-23 | 中国电建集团西北勘测设计研究院有限公司 | Underground culvert laser scanning target ball integrated erection device and application method |
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