CN219495131U - Space measurement positioning device - Google Patents
Space measurement positioning device Download PDFInfo
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- CN219495131U CN219495131U CN202320519362.6U CN202320519362U CN219495131U CN 219495131 U CN219495131 U CN 219495131U CN 202320519362 U CN202320519362 U CN 202320519362U CN 219495131 U CN219495131 U CN 219495131U
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- leveling
- supporting plate
- positioning device
- movable hole
- gps positioning
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Abstract
The utility model relates to the technical field of positioning and measuring devices, and particularly discloses a space measurement positioning device which comprises a supporting plate, wherein the supporting plate is arranged on the ground through a leveling supporting piece, a movable hole is formed in the supporting plate, a positioning and moving mechanism is movably arranged in the movable hole, the positioning and moving mechanism comprises a laser range finder and a GPS positioning device, and the laser range finder is fixed at the top of the GPS positioning device and is movably arranged in the movable hole through a sliding component. The utility model can not only rapidly and accurately measure and position the circle center of the grid node ball, but also can avoid the measurement and positioning process on the grid node ball, thereby greatly improving the measurement safety.
Description
Technical Field
The utility model relates to the technical field of positioning and measuring devices, in particular to a space measurement and positioning device.
Background
In the construction process of the grid node ball, a support needs to be arranged below the node ball to support, after the support is removed, the stress is released, the grid node ball sinks, the space positioning of the grid node ball is needed to be carried out in order to avoid the influence of the grid node ball on the quality of the grid node ball structure due to overlarge sinking amount, and the sinking amount is confirmed by comparing the positioned coordinates with the designed coordinates.
The traditional node ball positioning mode is performed by a metal tray positioning device space accurate positioning technology, a measuring process is simulated in advance mainly by a BIM technology, a supporting plate type prism suitable for node ball measurement is designed, a horizontal bubble instrument is arranged on the upper portion of the supporting plate type prism, the prism placement level is ensured, then a magnetic device is added, and the stability of a measuring state is ensured. When the positioning device is used for measuring, a measurer is required to climb onto the node ball to be detected, then the angle of the prism on the device is continuously adjusted, the process is repeated, positioning is not easy, and the measurement is performed at high altitude with a certain danger.
Disclosure of Invention
Aiming at the defects in the background technology, the utility model provides a space measurement positioning device which can not only rapidly and accurately measure and position the circle center of the grid node ball, but also can not need to be carried out on the grid node ball in the measurement positioning process, thereby greatly improving the measurement safety.
The technical scheme of the utility model is realized as follows:
the utility model provides a space measurement positioner, includes the layer board, sets up subaerial through leveling support piece on the layer board, has seted up the movable hole on the layer board, and the activity in the movable hole is provided with the location mobile mechanism, and the location mobile mechanism includes laser range finder and GPS positioner, and the laser range finder is fixed at GPS positioner top and through sliding component activity setting in the movable hole.
Further, the sliding assembly comprises a sliding ring piece, the sliding ring piece is sleeved on the outer side of the GPS positioning device, the movable hole is a strip hole, a sliding groove matched with the sliding ring piece is formed in the side hole wall of the movable hole, and the sliding ring piece is inserted into the corresponding sliding groove to realize sliding connection of the GPS positioning device and the supporting plate.
Further, the leveling support piece comprises a leveling motor arranged on the supporting plate, an output shaft of the leveling motor faces the ground, a leveling screw rod is fixed on the output shaft of the leveling motor, a support cylinder is connected to the leveling screw rod in a threaded mode, an anti-deflection telescopic shaft is arranged on the outer side wall of the support cylinder, and one end of the anti-deflection telescopic shaft extends to the supporting plate and is fixedly connected with the supporting plate.
Further, the leveling motor is a servo motor and is electrically connected with an external control terminal.
Further, a stress plate is arranged at the bottom of the supporting cylinder, a pressure sensor is arranged on one side of the stress plate facing the ground, and the pressure sensor is electrically connected with an external control terminal.
Further, the four groups of leveling supporting pieces are arranged on the supporting plate and are respectively close to four corners of the supporting plate.
Further, a horizontal bubble instrument is arranged on the top surface of the supporting plate.
Furthermore, the GPS positioning device is a GPS positioning device adopting an RTK carrier phase difference technology.
The utility model has the technical effects that a measurer can measure the space coordinates of a plurality of points on the surface of the node ball through the GPS positioning device and the laser range finder, so as to calculate the spherical center coordinates of the node ball to be positioned, finally, the calculated spherical center coordinates are compared with the designed spherical center coordinates of the node ball, the actual sinking amount of the node ball is obtained, whether the node ball construction is normal or not can be determined according to the sinking amount, and whether repair is needed or not is determined, the whole measuring process is only carried out on the ground, and the operation is simple and quick, and the danger is extremely low;
the movement of each supporting cylinder can be controlled by a measurer through controlling the operation of the leveling motors in the four groups of leveling supporting pieces, so that the leveling of the supporting plates can be realized;
the measuring staff can judge whether the utility model stably stands on the ground or not by comparing the data measured by the pressure sensors at the bottoms of the four supporting cylinders, and can judge whether the utility model realizes leveling or not by the horizontal bubble instrument arranged on the supporting plate;
the GPS positioning device adopting the RTK carrier phase difference technology has higher coordinate precision measured, so that the calculation of the sinking amount is more accurate, and whether the node ball construction is normal can be checked.
Drawings
In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required for the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
fig. 2 is a schematic cross-sectional structure of the present utility model.
In the figure, 1, a supporting plate; 11. a movable hole; 21. a laser range finder; 22. a GPS positioning device; 31. a slip ring sheet; 32. a sliding groove; 41. leveling the motor; 42. leveling the screw; 43. a support cylinder; 44. a stress plate; 5. a horizontal bubble meter; 6. an anti-deflection telescopic shaft.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 and 2, in embodiment 1, a space measurement positioning device includes a pallet 1, the pallet 1 is a square plate, and the pallet 1 is disposed on the ground through a leveling support. The leveling support is preferably leveling bolts, the leveling bolts are provided with four leveling bolts, and the four leveling bolts are connected to the supporting plate 1 in a threaded manner and are respectively close to four corners of the supporting plate 1. When the pallet 1 is placed on the ground, leveling of the pallet 1 can be performed by turning leveling bolts at four corners
The support plate 1 is provided with a movable hole 11, the movable hole 11 is a strip-shaped through hole, and the side hole edge of the movable hole 11 is provided with scale values. The movable hole 11 is movably provided with a positioning moving mechanism, the positioning moving mechanism comprises a laser distance meter 21 and a GPS positioning device 22, and the laser distance meter 21 is fixed on the top of the GPS positioning device 22 and is in sliding connection with the movable hole 11 through a sliding component.
As shown in fig. 1 and 2, the sliding assembly includes a sliding ring piece 31, and the sliding ring piece 31 is sleeved outside the GPS positioning device 22. The side hole wall of the movable hole 11 is provided with a sliding groove 32 matched with the sliding ring piece 31, and when the GPS positioning device 22 is positioned in the movable hole 11, the sliding ring piece 31 sleeved outside the GPS positioning device is inserted into the sliding grooves 32 at the two sides of the movable hole 11. By pushing the GPS positioning device 22, the sliding ring piece 31 can slide in the corresponding sliding groove 32, so that the sliding connection between the GPS positioning device 22 and the movable hole 11 can be realized, and meanwhile, the sliding ring piece 31 can also prevent the GPS positioning device 22 from being separated from the movable hole 11 when the movable hole 11 slides.
The transmitting end of the laser range finder 21 faces to the upper part of the supporting plate 1, so that the distance between the device and the corresponding position of the surface of the node ball to be positioned can be measured, and then the space coordinates of the corresponding position of the surface of the node ball to be positioned and the laser range finder 21 can be deduced through the GPS positioning device 22.
The space coordinates of a plurality of points on the surface of the node ball can be measured by changing the positions of the GPS positioning device 22 and the laser range finder 21 for a plurality of times, the spherical center coordinates of the node ball to be positioned can be calculated by the space coordinates of the plurality of points on the surface of the node ball, and finally, the calculated spherical center coordinates are compared with the designed spherical center coordinates of the node ball, and the actual sinking amount of the node ball is obtained.
In the whole operation process, a measurer only needs to set the utility model on the ground below the node ball to be positioned, then starts the laser range finder 21 and the GPS positioning device 22, then records the data measured by the laser range finder 21 and the GPS positioning device 22, then changes the positions of the laser range finder 21 and the GPS positioning device 22 for a plurality of times, acquires a plurality of sets of different coordinate data, and can calculate the actual sinking amount of the node ball only according to the measured data. In the whole measuring process, a measurer does not need to climb onto the node ball, and the measuring process by the device is simpler and quicker, and compared with the existing dangerous and complex measuring mode, the device has obvious progress.
In embodiment 2, on the basis of embodiment 1, the leveling support comprises a leveling motor 41 mounted on the pallet 1, and the leveling motor 41 is preferably a servo motor, so that the control of rotating speed and steering is more convenient for people. The leveling motor 41 is arranged above the supporting plate 1, an output shaft of the leveling motor 41 penetrates through the supporting plate 1 and faces the ground, and the output shaft of the leveling motor 41 is rotatably connected with the supporting plate 1 through a bearing.
The output shaft of the leveling motor 41 is fixedly provided with a leveling screw rod 42, the adjusting screw rod is positioned below the supporting plate 1, and the leveling screw rod 42 is parallel to the length direction of the leveling motor 41 and is perpendicular to the plate surface of the supporting plate 1. The leveling screw rod 42 is connected with a supporting cylinder 43 in a threaded manner, and an anti-deflection telescopic shaft 6 is arranged on the outer side wall of the supporting cylinder 43. The anti-deflection telescopic shaft comprises an outer rod and an inner rod, the inner rod slides in the outer rod, the outer rod of the anti-deflection telescopic shaft 6 is fixed on the outer side wall of the supporting cylinder 43 and is parallel to the axial direction of the supporting cylinder 43, and the inner rod of the anti-deflection telescopic shaft 6 extends out of the outer rod and is fixedly connected with the bottom surface of the supporting plate 1.
When the leveling screw rod 42 rotates, if the anti-deviation telescopic shaft 6 does not exist, the supporting cylinder 43 can synchronously rotate along with the leveling screw rod 42, the supporting cylinder 43 cannot extend, the leveling of the supporting plate 1 cannot be achieved, the anti-deviation telescopic shaft 6 is arranged, the supporting cylinder 43 can not be driven to rotate when the leveling screw rod 42 rotates, further, relative movement between the supporting cylinder 43 and the leveling screw rod 42 occurs, further, the supporting cylinder 43 can move on the leveling screw rod 42, and the leveling of the supporting plate 1 can be achieved.
The four groups of leveling supporting pieces are arranged on the supporting plate 1, and the four groups of leveling supporting pieces are respectively close to four corners of the supporting plate 1. The measuring staff can control the movement of each supporting cylinder 43 by controlling the operation of the leveling motors 41 in the four groups of leveling supporting pieces, so that the leveling of the supporting plate 1 can be realized.
In embodiment 3, on the basis of embodiment 2, a stress plate 44 is mounted on the bottom of the support cylinder 43, and a pressure sensor is disposed on the side of the stress plate 44 facing the ground, and the pressure sensor is electrically connected to an external control terminal, preferably a computer.
When the present utility model is disposed on the ground, the pressure sensor on the stress plate 44 can measure the pressure between the support cylinder 43 and the ground, and transmit the measured data to the external control terminal, and the external control terminal displays the measured data. By comparing the data measured by the pressure sensors at the bottoms of the four supporting cylinders 43, a measurer can judge whether the utility model stably stands on the ground or not and whether leveling is realized.
When the ground where the supporting cylinder 43 is located has pits or bulges and the data measured by the four pressure sensors are different, a measurer can control the corresponding leveling motor 41 to control the supporting cylinder 43 to move until the data measured by the four pressure sensors are consistent, and thus the leveling of the utility model is realized.
Example 4 in this embodiment, on the basis of examples 1-3, a horizontal bubble meter 5 is provided on top of the pallet 1. The four horizontal bubble meters 5 are arranged, and the four horizontal bubble meters 5 are respectively close to the four side walls of the supporting plate 1.
The level bubble meter 5 can more intuitively and quickly know whether the utility model has been leveled when in use.
Embodiment 5 based on embodiments 1 to 4, the GPS positioning device 22 is a GPS positioning device that adopts an RTK carrier phase difference technique, which is a difference method for processing carrier phase observables of two measuring stations in real time, and sends carrier phases acquired by a reference station to a user receiver to perform difference calculation coordinates. The measurement error can be controlled to be +/-15 mm, the error value is within the error allowable range of node spherical coordinate calculation, and the precision is high.
Embodiment 6 based on embodiments 1-5, the number of positions measured by the GPS positioning device 22 and the number of times the distance is measured by the corresponding laser rangefinder 21 are at least three.
For example: in the present embodiment, when the number of measurements is three, the horizontal abscissa of the three coordinate points that can be measured by the GPS positioning device 22 is x 1 、x 2 、x 3 The corresponding horizontal ordinate is y 1 、y 2 、y 3 The space coordinates of the three coordinate points are estimated to be z according to the data measured by the laser range finder 21 1 、z 2 、z 3 The three measuring points are respectively set as A point, B point and C point, and the corresponding space coordinates are respectively A (x 1 、y 1 、z 1 )、B(x 2 、y 2 、z 2 ) And C (x) 3 、y 3 、z 3 ) Knowing the node sphere radius as R, the spatial coordinates (x, y, z) of the node sphere center 0 are calculated as follows:
(x 1 -x) 2 +(y 1 -y) 2 +(z 1 -z) 2 ＝R 2
(x 2 -x) 2 +(y 2 -y) 2 +(z 2 -z) 2 ＝R 2
(x 3 -x) 2 +(y 3 -y) 2 +(z 3 -z) 2 ＝R 2
the space coordinates (x, y and z) of the spherical center 0 of the node ball can be obtained according to the calculation, then the data are compared with the design coordinates of the node ball, the sinking amount of the node ball is finally obtained, and after the sinking amount is compared with the construction allowable error, whether the construction of the node ball needs to be repaired or not is determined.
When the number of coordinate points on the surface of the measured node ball is four, the spherical center coordinates of the node ball can be determined according to the measurement mode mentioned in the paper "capital International airport T3A roof metal net frame ball node measurement", then the measured coordinates are compared with the design coordinates, the sinking amount of the node ball is calculated, and finally whether the construction requirement of the node ball is met is determined.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a space measurement positioner, includes layer board (1), its characterized in that: the supporting plate (1) is arranged on the ground through a leveling supporting piece, a movable hole (11) is formed in the supporting plate (1), a positioning moving mechanism is movably arranged in the movable hole (11), the positioning moving mechanism comprises a laser range finder (21) and a GPS positioning device (22), and the laser range finder (21) is fixed at the top of the GPS positioning device (22) and is movably arranged in the movable hole (11) through a sliding component.
2. A spatial measurement positioning apparatus according to claim 1 wherein: the sliding assembly comprises a sliding ring piece (31), the sliding ring piece (31) is sleeved on the outer side of the GPS positioning device (22), the movable hole (11) is a strip hole, a sliding groove (32) matched with the sliding ring piece (31) is formed in the side hole wall of the movable hole (11), and the sliding ring piece (31) is inserted into the corresponding sliding groove (32) to realize sliding connection of the GPS positioning device (22) and the supporting plate (1).
3. A spatial measurement positioning apparatus according to claim 2 wherein: the leveling support piece comprises a leveling motor (41) arranged on the supporting plate (1), an output shaft of the leveling motor (41) faces the ground, a leveling screw rod (42) is fixed on the output shaft of the leveling motor (41), a support cylinder (43) is connected to the leveling screw rod (42) in a threaded mode, an anti-deflection telescopic shaft (6) is arranged on the outer side wall of the support cylinder (43), and one end of the anti-deflection telescopic shaft (6) extends to the supporting plate (1) and is fixedly connected with the supporting plate (1).
4. A spatial measurement positioning apparatus according to claim 3 wherein: the leveling motor (41) is a servo motor, and the leveling motor (41) is electrically connected with an external control terminal.
5. A spatial measurement positioning apparatus according to claim 4 wherein: a stress plate (44) is arranged at the bottom of the supporting cylinder (43), a pressure sensor is arranged on one side of the stress plate (44) facing the ground, and the pressure sensor is electrically connected with an external control terminal.
6. A spatial measurement positioning apparatus according to any of claims 1-5 wherein: the leveling support pieces are arranged on the supporting plate (1) and are respectively close to four corners of the supporting plate (1).
7. A spatial measurement positioning apparatus according to claim 6 wherein: the top surface of the supporting plate (1) is provided with a horizontal bubble instrument (5).
8. A spatial measurement positioning apparatus according to any of claims 1-5 and 7 wherein: the GPS positioning device (22) is a GPS positioning device (22) adopting an RTK carrier phase difference technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320519362.6U CN219495131U (en) | 2023-03-16 | 2023-03-16 | Space measurement positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320519362.6U CN219495131U (en) | 2023-03-16 | 2023-03-16 | Space measurement positioning device |
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| Publication Number | Publication Date |
|---|---|
| CN219495131U true CN219495131U (en) | 2023-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320519362.6U Active CN219495131U (en) | 2023-03-16 | 2023-03-16 | Space measurement positioning device |
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| Country | Link |
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| CN (1) | CN219495131U (en) |
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- 2023-03-16 CN CN202320519362.6U patent/CN219495131U/en active Active
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