CN218496106U - Positioning device of prism for track beam measurement - Google Patents
Positioning device of prism for track beam measurement Download PDFInfo
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- CN218496106U CN218496106U CN202222221363.0U CN202222221363U CN218496106U CN 218496106 U CN218496106 U CN 218496106U CN 202222221363 U CN202222221363 U CN 202222221363U CN 218496106 U CN218496106 U CN 218496106U
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- spliced pole
- magnetic base
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Abstract
The utility model relates to a track roof beam technical field specifically is track roof beam is measuring positioner with prism, it requires higher to setting up the place in order to solve current tripod prism location structure, the structure is complicated and problem that complex operation and positioning accuracy are low, the event provides a new track roof beam is measuring positioner with prism, including the magnetic base of three horn shapes, the perpendicular fixedly connected with spliced poles of right angle department of the upper surface of magnetic base, the top of spliced pole is connected with can wind the center pin pivoted prism support of spliced pole, be fixed with the prism on the prism support, the center of prism is unanimous with the center of the cross section of spliced pole, the tip below of two right angle sides of magnetic base all is fixed with one row of reference column along the right angle limit equipartition that corresponds on the magnetic base perpendicularly, the nodical with the central point of the cross section of spliced pole of the inboard public tangent line of magnetic base that is located of two rows of reference columns. The device does not need to be erected, is simple to install, simple in structure, convenient to manufacture and low in cost.
Description
Technical Field
The utility model relates to a track roof beam technical field specifically is track roof beam measuring positioning device with prism.
Background
The high-speed magnetic suspension train has the advantages that the running speed is high, the whole train body is suspended and does not contact with the upper surface of the track beam in the running process, the smoothness and the flatness of the upper surface of the track beam must be ensured for safety in the running process, and the requirement on the measurement positioning precision is high.
When the track beam is measured and positioned, a total station and a prism combination is often adopted for measurement, the positioning of a prism is the most important part in the measurement method, the existing prism positioning for the track beam measurement generally adopts a tripod prism positioning structure, the adoption of the tripod prism positioning structure not only can meet certain requirements on an erection site, but also has the advantages of complex structure and complex operation of the tripod prism positioning structure, the centering and leveling of the tripod prism positioning structure are greatly influenced by human factors, and for the project of high-speed magnetic suspension track beam installation positioning measurement with higher precision requirements, the adoption of the tripod prism positioning structure can not meet the requirement of the high-speed magnetic suspension track beam on precision positioning far.
Disclosure of Invention
The utility model discloses a solve current tripod prism location structure to set up the problem that the place required is higher, the structure is complicated and complex operation and positioning accuracy are low, the event provides a new positioner of track roof beam prism for measurement.
The utility model discloses an adopt following technical scheme to realize: track roof beam is measuring with positioner of prism, including the magnetism base of triangle-shaped, the perpendicular fixedly connected with spliced pole of right angle department of the upper surface of magnetism base, the top of spliced pole is connected with can wind the center pin pivoted prism support of spliced pole, be fixed with the prism on the prism support, the center of prism is unanimous with the center of the cross section of spliced pole, the equal vertical fixation (can weld also can adopt threaded connection) in the tip below of two right angle sides of magnetism base has one row of reference columns of the right angle limit equipartition that corresponds on the magnetism base, the nodical with the central point of the cross section of spliced pole of the inboard public tangent line of magnetism base that is located of two rows of reference columns puts unanimously.
When the device is used, the relative position relation information of four corner points during track beam prefabrication needs to be collected, so that the data basis is provided for correcting the four corner positions of a beam body in the beam erecting process; then take four the utility model provides a track roof beam is positioner of prism for measurement and adsorb four the device respectively two rows of reference columns on four angles of track roof beam and every magnetism base block respectively in two right angle terminal surfaces of track roof beam, the center of the cross section of spliced pole this moment is unanimous with the angle point position of the correspondence of track roof beam, thereby make the center of four prisms unanimous with the angle point position of the correspondence of track roof beam respectively, accomplish data acquisition behind the prism location, data information when prefabricating with the track roof beam contrasts, thereby accomplish the accurate positioning of track roof beam.
The utility model discloses produced beneficial effect as follows: the positioning device of the prism for measuring the track beam in the utility model has the advantages of no need of erection, simple installation, simple structure, convenient manufacture and low cost; meanwhile, the positioning device can position the center of the prism at the position of the corresponding angular point through the positioning column without manual leveling, so that the errors of manual observation and measurement personnel in prism erection are reduced, the labor force is saved, the measurement precision is improved, and the positioning device is high in practicability, safe, efficient and reusable; in addition, the device is not only applicable to the field of high-speed magnetic suspension track beams, but also can be related to the field of measurement and positioning of structural engineering, and has the characteristics of wide application range, low economic cost and good social benefit.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of FIG. 1 (the dotted line where two crosses intersect is a common tangent line of two rows of positioning pillars located inside the magnetic base);
fig. 3 is a right side view of fig. 1.
In the figure: 1-magnetic base, 2-spliced pole, 3-prism support, 4-prism, 5-reference column, 6-lightening hole.
Detailed Description
As shown in fig. 1 to 3, the positioning device of the prism for track beam measurement includes a triangular magnetic base 1, a connection column 2 is vertically and fixedly connected to a right angle of the upper surface of the magnetic base 1, a prism support 3 capable of rotating around a central axis of the connection column 2 is connected to the top end of the connection column 2 (specifically, how to fix the connection column 2 is known to those skilled in the art, and if the connection column 2 is rotatably connected through a bearing), a prism 4 is fixed on the prism support 3, a center of the prism 4 is consistent with a center of a cross section of the connection column 2 (how to make the center of the prism 4 consistent with the center of the cross section of the connection column 2 is a conventional technical means of those skilled in the art), a row of positioning columns 5 uniformly distributed along corresponding edges on the magnetic base 1 are vertically fixed below the ends of two right-angle edges of the magnetic base 1 (and can be welded or connected by a screw thread), and an intersection point of a common tangent line of the two rows of the positioning columns 5 located inside the right-angle base 1 is consistent with a center position of the cross section of the connection column 2.
When the device is used, the relative position relation information of four angular points during track beam prefabrication needs to be collected, so that data basis is provided for correcting the positions of the four angular points of a beam body in the beam erecting process; then take four the utility model provides a track roof beam is positioner of prism for measurement and adsorb four the device respectively in four angles of track roof beam and two right angle terminal surfaces of blocking respectively in track roof beam on every magnetism base 1 two rows of reference columns 5, the center of the cross section of spliced pole 2 this moment is unanimous with the angle point position of track roof beam's correspondence, thereby make four prisms's center unanimous with the angle point position of track roof beam's correspondence respectively, accomplish data acquisition after the prism location, data information when prefabricating with the track roof beam contrasts, thereby accomplish the accurate positioning of track roof beam.
In practical implementation, each row of positioning posts 5 comprises two positioning posts 5, and the structure is embodied. Prism support 3 is the ascending U type support of opening, and prism 4 is fixed in between two vertical arms of U type support and prism 4 can be around the horizontal radial rotation of prism 4 (the concrete structure of this part belongs to technical staff's conventional technical means in the field of the art, can adopt the bearing to realize), conveniently adjusts prism 4 angle, is convenient for measure. In the present embodiment, the magnetic base 1 is provided with lightening holes 6. The magnetic base 1 is in the shape of an isosceles right triangle. Two acute angle chamfers of the magnetic base 1 and the chamfer edges are respectively parallel to two right-angle edges, so that the magnetic base is convenient for an operator to use, and the acute angle part is prevented from scratching the operator.
Claims (6)
1. Track roof beam is measured and is used positioner of prism, a serial communication port, including magnetism base (1) of triangle-shaped, the perpendicular fixedly connected with spliced pole (2) of right angle department of the upper surface of magnetism base (1), the top of spliced pole (2) is connected with center pin pivoted prism support (3) that can wind spliced pole (2), be fixed with prism (4) on prism support (3), the center of prism (4) is unanimous with the center of the cross section of spliced pole (2), the tip below of two right angle sides of magnetism base (1) all is fixed with reference column (5) of one row of right angle limit equipartition that corresponds on magnetism base (1) perpendicularly, the nodical with the center of the cross section of spliced pole (2) of the outer common tangent line that is located magnetism base (1) inboard of two rows of reference column (5).
2. The positioning device for a prism used for track beam measurement according to claim 1, wherein each row of positioning posts (5) comprises two positioning posts (5).
3. The positioning device for the prism used for track beam measurement according to claim 2, characterized in that the prism support (3) is a U-shaped support with an upward opening, the prism (4) is fixed between two vertical arms of the U-shaped support, and the prism (4) can rotate around the horizontal radial direction of the prism (4).
4. The positioning device for the prism used for the track beam measurement according to claim 3, characterized in that the magnetic base (1) is provided with lightening holes (6).
5. The positioning device of a prism for track beam measurement according to claim 4, wherein the magnetic base (1) is in the shape of an isosceles right triangle.
6. A positioning device for a track beam measuring prism as claimed in claim 5, characterized in that the magnetic base (1) is chamfered at two acute angles and its chamfered edges are parallel to two right-angled edges, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222221363.0U CN218496106U (en) | 2022-08-23 | 2022-08-23 | Positioning device of prism for track beam measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222221363.0U CN218496106U (en) | 2022-08-23 | 2022-08-23 | Positioning device of prism for track beam measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218496106U true CN218496106U (en) | 2023-02-17 |
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ID=85189452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222221363.0U Active CN218496106U (en) | 2022-08-23 | 2022-08-23 | Positioning device of prism for track beam measurement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218496106U (en) |
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2022
- 2022-08-23 CN CN202222221363.0U patent/CN218496106U/en active Active
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