CN210802320U - Gauging rule - Google Patents
Gauging rule Download PDFInfo
- Publication number
- CN210802320U CN210802320U CN201921762707.0U CN201921762707U CN210802320U CN 210802320 U CN210802320 U CN 210802320U CN 201921762707 U CN201921762707 U CN 201921762707U CN 210802320 U CN210802320 U CN 210802320U
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- railcar
- connecting rod
- protractor
- wheel subassembly
- rule
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Abstract
The utility model discloses a gaging rule, including gaging rule body, gaging rule body fixed mounting is on the railcar, and the below one end of railcar is equipped with fixed wheel subassembly, and movable wheel subassembly is installed to the other end, and the railcar passes through locking Assembly locking or unblock movable wheel subassembly, and gaging rule body top is equipped with the track, and movable mounting has the support on the track, and the support top is equipped with horizontal compensator, is provided with protractor and connecting rod on the horizontal compensator to connecting rod front end still fixed mounting has laser range finder and camera device. In this way, the utility model discloses the gaging rule can automize and measure the gauge and superelevation and the accurate geometric shape in measuring the tunnel, and it is little to receive external influence condition, and measurement accuracy is high, easy operation, save time and human cost.
Description
Technical Field
The invention relates to the technical field of measurement, in particular to a gauging rule.
Background
In the process of measuring the track gauge and the track height of the track gauge ruler, the track gauge ruler is fixed on a rail mainly through a movable measuring head, the measuring head is repeatedly moved along the direction of the rail, and the distance between two parallel rails, namely the track gauge [4], is measured. Since railways are very long and the monitoring points required by design are very dense in the protective monitoring of high-speed railways and subways, the measurement of the gauge and the superelevation is a huge work which requires very large human resources.
Meanwhile, a laser range finder is commonly used at a required monitoring point to measure the geometric form of the tunnel, and the convergence condition of the tunnel is reflected through long-term monitoring. The laser range finder has the following disadvantages in the using process:
the laser range finder has lighter weight and smaller volume, and can damage the balance of the laser range finder and change the angle of laser in the manual operation process;
in the placing process of the laser range finder, the situation that the laser range finder is perpendicular to a track, namely parallel to the cross section of a tunnel is difficult to achieve, and data measured by the same monitoring point each time are difficult to control in the same plane, so that the data are inaccurate;
in the process of measuring the morphological parameters such as the net clearance of the tunnel, the track gauge is placed in the center of the tunnel to be very difficult to operate, and laser is difficult to vertically irradiate, so that the inaccuracy of measuring the morphological parameters such as the net clearance of the tunnel is caused.
Disclosure of Invention
The invention mainly solves the technical problem of providing the track gauge ruler which can automatically measure the track gauge and the ultrahigh tunnel and accurately measure the geometric form of the tunnel, is slightly influenced by the outside, has high measurement precision, is simple to operate and saves time and labor cost.
In order to solve the technical problems, the invention adopts a technical scheme that: the utility model provides a gauging rule, includes the gauging rule body, gauging rule body fixed mounting is on the railcar, the below one end of railcar is equipped with fixed wheel subassembly, and the loose wheel subassembly is installed to the other end, the railcar passes through locking Assembly locking or unblock loose wheel subassembly, the loose wheel subassembly controls on the railcar, gauging rule body top is equipped with the track, movable mounting has the support on the track, the support top is equipped with horizontal compensator, be provided with protractor and connecting rod on the horizontal compensator, the connecting rod bottom articulates on horizontal compensator or protractor to connecting rod front end still fixed mounting has laser range finder and camera device, laser range finder and camera device and connecting rod are located the inboard of protractor.
In a preferred embodiment of the present invention, the locking device comprises a transverse elastic member and a longitudinal elastic member which are arranged in the rail car, wherein the transverse elastic member and the longitudinal elastic member are both connected with the movable wheel assembly, the movable wheel assembly is pulled to be separated from the rail car and move left and right on the rail car, and the movable wheel assembly is released to be pressed on the rail car through the transverse elastic member and the longitudinal elastic member.
In a preferred embodiment of the invention, the protractor is a semicircular protractor.
In a preferred embodiment of the invention, the rotation angle of the connecting rod is 0-180 °.
In a preferred embodiment of the present invention, a display is disposed on the gauging rule body.
The invention has the beneficial effects that: the track gauge ruler can automatically measure the track gauge and the ultrahigh tunnel geometry, is small in external influence condition, high in measurement precision, simple to operate and capable of saving time and labor cost.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic structural view of a preferred embodiment of a track gauge of the present invention;
the parts in the drawings are numbered as follows: 1. Gaging rule body, 2, railcar, 3, fixed wheel subassembly, 4, loose wheel subassembly, 5, locking Assembly, 6, track, 7, support, 8, horizontal compensator, 9, protractor, 10, connecting rod, 11, horizontal elastic component, 12, vertical elastic component, 13, display, 14, laser range finder, 15, camera device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1, a gauging rule, including gauging rule body 1, gauging rule body 1 is fixed mounting on railcar 2, railcar 2's below one end is equipped with fixed wheel subassembly 3, movable wheel subassembly 4 is installed to the other end, railcar 2 passes through locking Assembly 5 locking or unblock movable wheel subassembly 4, movable wheel subassembly 4 moves about on railcar 2, gauging rule body 1 top is equipped with track 6, movable mounting has support 7 on the track 6, support 7 top is equipped with horizontal compensator 8, be provided with protractor 9 and connecting rod 10 on the horizontal compensator 8, connecting rod 10 bottom articulates on horizontal compensator 8 or protractor 9, and connecting rod 10 front end still fixed mounting has laser range finder 14 and camera device 15, laser range finder 14 and camera device 15 and connecting rod 10 are located the inboard of protractor 9.
In addition, the locking device 5 comprises a transverse elastic part 11 and a longitudinal elastic part 12 which are arranged in the rail car 2, wherein the transverse elastic part 11 and the longitudinal elastic part 12 are both connected with the movable wheel assembly 4, the movable wheel assembly 4 is pulled to be separated from the rail car 2 and move left and right on the rail car 2, and the movable wheel assembly 7 is loosened to be pressed on the rail car 2 through the transverse elastic part 11 and the longitudinal elastic part 12. The transverse elastic member 11 and the longitudinal elastic member 12 are tension springs or springs.
In addition, the protractor 9 is a semicircular protractor.
In addition, the rotation angle of the connecting rod 10 is 0-180 °.
In addition, the gauging rule body 1 is provided with a display 13 for displaying the reading of the gauging rule body 1.
A method for measuring the convergence length of a tunnel by using the track gauge comprises the following steps: a. firstly, adjusting the front and back positions of the movable wheel assembly 4, and determining the relative positions of the gauging rule body 1 and the rail car 0 by taking the minimum value of the reading of the gauging rule body 1, wherein the gauging rule body 1 and the laser range finder 14 are perpendicular to a rail and are positioned on the cross section of a tunnel; b. measuring the length of the cross section of the tunnel, rotating the connecting rod 10 to 0 degree before the rail car 2 starts, starting the rail car 2 to respectively measure the distance x from each monitoring point tunnel to the laser range finder 141Then the connecting rod is rotated 10 to 180 degrees, the rail car is started to measure the distance x from each monitoring point tunnel to the laser range finder 14 again2The length x of the cross section of the tunnel at the height of the laser range finder 14 is the distance x measured by the laser range finder 14 twice1And x2And (c) the sum, i.e.: x = x1+ x2(ii) a c. Measuring tunnel clearance, adjusting the laser range finder 10 to a 90-degree position when the rail car 2 starts, then transversely moving the bracket 7 to measure the height y of a plurality of tunnelsi，yiIncreasing measurement points in higher regions, yiThe maximum value is the clearance of the tunnel at the starting point of the rail car, the position of a bracket 7 is fixed after the clearance of the starting point of the rail car 2 is measured, the bracket can be fixed at any position of 0-180 degrees, the rail car 2 is started, the tunnel height of each monitoring point is recorded, the step c is repeated for measuring again after a period of time to obtain data, and then the data are obtained together with the step cAnd comparing the obtained data, namely comparing the data fixed at the same angle through the support to obtain the difference of the geometric form parameter values of the tunnel, and obtaining the convergence condition of the tunnel. The data involved in the comparison must ensure that the fixed position of the support is the same during the measurement, and the support can be measured under different angle conditions and then compared to obtain the convergence condition of the tunnel.
The invention utilizes the gaging rule to automatically measure the track gauge and the ultrahigh condition of the rail and the convergence condition of the tunnel by improving the gaging rule. The problem that the laser range finder is difficult to use when being placed in the convergence condition measurement of the high-speed rail, the subway or the tunnel is solved, labor cost in the protective monitoring of the high-speed rail, the subway or the tunnel is greatly reduced, and work efficiency is improved. Has very important significance for the urban rail transit which is continuously developed.
Different from the prior art, the track gauge ruler can automatically measure the track gauge and the ultrahigh tunnel geometric shape, accurately measure the tunnel geometric shape, and has the advantages of small external influence condition, high measurement precision, simple operation and time and labor cost saving.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (5)
1. The utility model provides a gauging rule, a serial communication port, including the gauging rule body, gauging rule body fixed mounting is on the railcar, the below one end of railcar is equipped with fixed wheel subassembly, and the loose wheel subassembly is installed to the other end, the railcar passes through locking Assembly locking or unblock loose wheel subassembly, the loose wheel subassembly is controlled about on the railcar, gauging rule body top is equipped with the track, movable mounting has the support on the track, the support top is equipped with horizontal compensator, be provided with protractor and connecting rod on the horizontal compensator, the connecting rod bottom articulates on horizontal compensator or protractor to connecting rod front end still fixed mounting has laser range finder and camera device, laser range finder and camera device and connecting rod are located the inboard of protractor.
2. The gage rule of claim 1 wherein said locking assembly includes a transverse spring and a longitudinal spring disposed within the railcar, both of said transverse spring and said longitudinal spring being connected to the movable wheel assembly, pulling said movable wheel assembly away from the railcar and moving left and right on the railcar, releasing said movable wheel assembly from compression on the railcar by the transverse spring and the longitudinal spring.
3. The gage rule of claim 1 wherein said protractor is a semicircular protractor.
4. A gage rule according to claim 1, wherein the angle of rotation of the connecting rod is 0-180 °.
5. The gage rule of claim 1, wherein a display is provided on the gage rule body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921762707.0U CN210802320U (en) | 2019-10-21 | 2019-10-21 | Gauging rule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921762707.0U CN210802320U (en) | 2019-10-21 | 2019-10-21 | Gauging rule |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210802320U true CN210802320U (en) | 2020-06-19 |
Family
ID=71240709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921762707.0U Active CN210802320U (en) | 2019-10-21 | 2019-10-21 | Gauging rule |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210802320U (en) |
-
2019
- 2019-10-21 CN CN201921762707.0U patent/CN210802320U/en active Active
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