CN219640969U - Calibrating device for railway platform limit measuring instrument - Google Patents
Calibrating device for railway platform limit measuring instrument Download PDFInfo
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- CN219640969U CN219640969U CN202320636123.9U CN202320636123U CN219640969U CN 219640969 U CN219640969 U CN 219640969U CN 202320636123 U CN202320636123 U CN 202320636123U CN 219640969 U CN219640969 U CN 219640969U
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- 238000005259 measurement Methods 0.000 abstract description 4
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- 238000010586 diagram Methods 0.000 description 2
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- 238000012795 verification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
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Abstract
The utility model relates to the technical field of railway measurement, in particular to a calibration device of a railway platform limit measuring instrument, which comprises a platform simulation device and a track simulation device, wherein the platform simulation device and the track simulation device are of split structures; the platform simulator comprises a vertical rod, a plurality of simulation platform gears with different heights are respectively arranged on two sides of the vertical rod, the track simulator comprises a track platform base, two tracks are arranged on the track platform base, the tracks can integrally and horizontally move on the track platform base, and the track gauges between the two tracks are adjustable. The utility model has the advantages that: the calibration of the railway platform limit measuring instrument under various condition changes can be simulated to improve the calibration accuracy, including the height change of the platform, the distance change between the track and the platform and the track gauge change; the structure is simple and reasonable, and especially the precision requirement on the used device or module is reduced; the working efficiency is high, the use is convenient, the cost is low, and the device is suitable for popularization.
Description
Technical Field
The utility model relates to the technical field of railway measurement, in particular to a calibration device for a railway platform limit measuring instrument.
Background
The spatial distance between the rail platform boundary and the track is related to the safety of train operation. The special platform limit measuring instrument can be used for measuring the size of the railway platform limit and timely finding potential safety hazards. In order to ensure the measurement accuracy of the platform-bounded measuring instrument, the instrument needs to be regularly calibrated and calibrated.
A calibrating device for a railway platform demarcation measuring instrument, which has publication number CN112797941a, and comprises an adjustable mechanism in two horizontal and vertical directions in a demarcation simulation assembly, and the structure can realize design functions, but has the following defects in practical application: 1) The accuracy requirement of the verification table is high, and compared with a horizontal moving mechanism, a long-distance vertical moving mechanism can generate larger error due to the influence of gravity deformation; 2) The verification application workload is large, and the adjustable mechanisms in the horizontal direction and the vertical direction can bring more adjustment time, so that the working efficiency is reduced; 3) To ensure that the vertical movement mechanism is sufficiently rigid, the confinement simulation assembly must have sufficient structural support of sufficient volume and weight, which can present difficulties in machining and assembly, increasing the manufacturing costs of the assay table.
Disclosure of Invention
According to the defects of the prior art, the calibration device for the railway platform limit measuring instrument is provided, and the platform and the track are respectively simulated by the platform simulator and the track simulator, so that the railway platform limit measuring instrument can be erected on the simulated track to measure the simulated platform, and the calibration is realized.
The utility model is realized by the following technical scheme:
the utility model provides a railway platform limit measuring apparatu calibrating device which characterized in that: the platform simulator comprises a platform simulator and a rail simulator, wherein the platform simulator and the rail simulator are of split structures; the platform simulator comprises a vertical rod, a plurality of simulation platform gears with different heights are respectively arranged on two sides of the vertical rod, the track simulator comprises a track platform base, two tracks are arranged on the track platform base, the tracks can integrally and horizontally move on the track platform base, and the track gauges between the two tracks are adjustable.
The platform simulation device comprises a platform base, and the upright rod is installed on the platform base.
The simulated station gear positions on two sides of the vertical rod are staggered.
The track platform base is provided with a first sliding rail, two tracks are arranged on a track frame, the track frame is arranged on the first sliding rail and is in sliding fit with the first sliding rail, the track frame is connected with a first driving device, and the driving device drives the track frame to horizontally move on the first sliding rail.
The first driving device comprises a motor, a reduction gearbox and a screw rod, wherein the motor is connected with the screw rod through the reduction gearbox, and the screw rod is connected with the track frame plate.
The track frame is provided with a track frame plate, the track frame plate is provided with a second slide rail, one track is installed on the second slide rail, the track is connected with a second driving device, and the second driving device drives the track to horizontally move on the second slide rail.
The second driving device comprises a motor, a reduction gearbox and a screw rod, wherein the motor is connected with the screw rod through the reduction gearbox, and the screw rod is connected with the track.
The motor is connected with a digital display device.
The utility model has the advantages that: the calibration of the railway platform limit measuring instrument under various condition changes can be simulated to improve the calibration accuracy, including the height change of the platform, the distance change between the track and the platform and the track gauge change; the structure is simple and reasonable, and especially the precision requirement on the used device or module is reduced; the working efficiency is high, the use is convenient, the cost is low, and the device is suitable for popularization.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the simulation device of the present utility model;
fig. 3 is a schematic view of the structure of the track frame plate of the present utility model.
Description of the embodiments
The features of the utility model and other related features are described in further detail below by way of example in conjunction with the following figures to facilitate understanding by those skilled in the art:
as shown in fig. 1-3, each of the labels is shown as:
the platform simulation device 1, the upright rod 1-1, the platform gear 1-2 and the platform base 1-3;
the track simulation device 2, the track platform base 2-1, the track frame 2-2, the moving track 2-3, the track base 2-11, the first sliding rail 2-12, the motor 2-13, the reduction gearbox 2-14, the screw rod 2-15, the digital display interface 2-16, the fixed track 2-21, the track frame plate 2-22, the screw rod 2-23, the motor 2-24, the speed reducer 2-25, the digital display interface 2-26 and the second sliding rail 2-27.
Examples: as shown in fig. 1 to 3, the calibration device of the railway platform boundary gauge in the present embodiment is used for calibrating a railway platform boundary gauge, which is a gauge installed on a railway track to be able to run, and determines whether the boundary thereof meets the boundary requirement by scanning a platform located at the side of the track. The calibration device body in this embodiment is composed of a platform simulator 1 and a track simulator 2, which are separated, wherein the platform simulator 1 is used for simulating a platform and providing a boundary for a railway platform boundary measuring instrument to scan, and the track simulator 2 is used for simulating a track for erecting the railway platform boundary measuring instrument.
Specifically, as shown in FIG. 1, the platform simulator 1 includes a pole 1-1, a platform gear 1-2, and a platform base 1-3. Wherein, platform base 1-3 is the base of platform analogue means 1, and its bottom four corners position is provided with the stabilizer blade respectively in order to guarantee its structural stability and stationarity. The upright rod 1-1 is arranged on the surface of the platform base 1-3, and the upright rod 1-1 and the platform base are connected by adopting a bolt connection mode or a welding mode and the like so as to ensure the connection performance between the upright rod 1-1 and the platform base 1-3, in particular to ensure that the upright rod 1-1 can be stably and vertically arranged on the surface of the platform base 1-3. A plurality of platform gears 1-2 with different heights are respectively arranged on two sides of the upright pole 1-1, and each platform gear 1-2 is used for independently simulating a platform so as to scan when a railway platform limit measuring instrument is calibrated; in this embodiment, the station gear positions 1-2 on both sides are uniformly spaced along the height direction of the rod body of the upright rod 1-1, and the station gear positions 1-2 on both sides are staggered, so as to provide stations with various heights in the calibration process.
As shown in fig. 2 and 3, the track simulation device 2 includes a track platform base 2-1, a first slide rail 2-12 and a motor 2-13 are mounted on the track platform base 2-1, wherein the first slide rail 2-12 is arranged along the length direction of the track platform base 2-1, and a track frame 2-2 is mounted on the slide rail 2-12 and forms a sliding fit therebetween. The motor 2-13 is connected with the rail frame plate 2-2 through the reduction gearbox 2-14 and the screw rod 2-15, and drives the rail frame plate 2-22 to move horizontally along the first sliding rail 2-12 in a straight line. The fixed rail 2-21 and the movable rail 2-3 are arranged on the rail frame plate 2-2, and the two rails are driven by the rail frame plate 2-22 to linearly and horizontally move, so that the distance change between the rails and the platform (the upright post 1-1) is simulated.
A track frame plate 2-22 is mounted on the track frame 2-2, a second slide rail 2-27 and a motor 2-24 are mounted on the track frame plate 2-22, and a moving track 2-3 is mounted on the second slide rail 2-27. The motor 2-24 is connected with the movable rail 2-3 through the reduction gearbox 2-25 and the screw rod 2-23 and drives the movable rail 2-3 to linearly and horizontally move along the second sliding rail 2-27, so that the simulation of the track gauge change, namely the simulation of the interval change between the movable rail 2-3 and the fixed rail 2-21, is realized.
In this embodiment, in order to further facilitate the calibration, the motor 2-13 is connected with the digital display device 2-16, the motor 2-24 is connected with the digital display device 2-26, and the driving of the motor can be monitored through the setting of the digital display device, so that the distance data of the track and platform distance change and the distance data of the track gauge change are reflected, and are displayed on the interface in a digital display mode, so that the calibration operation is facilitated for technicians.
When in use, the embodiment comprises the following procedures:
the track gauge between the movable track 2-3 and the fixed track 2-21 is adjusted through the motor 2-24, the distance position between the movable track 2-3 and the fixed track 2-21 compared with the distance position between the stand columns 1-1 is adjusted through the motor 2-14, and after the calibration requirement is met, the railway platform limit measuring instrument to be calibrated is erected on the movable track 2-3 and the fixed track 2-21; according to the calibration requirement, a certain station gear 1-2 on the upright post 1-1 is selected as a measured object, the station gear 1-2 is measured through the railway station limit measuring instrument, and the measurement result is compared with the actual situation, so that the calibration of the railway station limit measuring instrument can be realized.
The embodiment is implemented in specific manner: the station gear 1-2 and the upright 1-1 can be fixedly connected through bolt connection or welding and the like, and the installation number and the height of the station gear 1-2 can be set according to the calibration requirement.
In some cases, a sliding groove can be formed in the side face of the upright 1-1, a sliding block which can be clamped in the sliding groove is arranged on the adjacent face of the station gear 1-2, and sliding fit is formed between the sliding block and the sliding groove, so that the station gear 1-2 can slide along the sliding groove in the height direction of the upright 1-1, the height adjustment of the station gear 1-2 is realized, the height adjustment of a simulated station is realized, and after the adjustment is completed, the station gear 1-2 is fixed in position through a fixing piece.
In some cases, in order to meet a larger range of adjustment requirements, the fixed rail 2-21 may be replaced with a movable rail with reference to the structure of the movable rail 2-3.
Although the foregoing embodiments have been described in some detail with reference to the accompanying drawings, it will be appreciated by those skilled in the art that various modifications and changes may be made thereto without departing from the scope of the utility model as defined in the appended claims, and thus are not repeated herein.
Claims (8)
1. The utility model provides a railway platform limit measuring apparatu calibrating device which characterized in that: the platform simulator comprises a platform simulator and a rail simulator, wherein the platform simulator and the rail simulator are of split structures; the platform simulator comprises a vertical rod, a plurality of simulation platform gears with different heights are respectively arranged on two sides of the vertical rod, the track simulator comprises a track platform base, two tracks are arranged on the track platform base, the tracks can integrally and horizontally move on the track platform base, and the track gauges between the two tracks are adjustable.
2. A railway platform clearance gauge calibration apparatus according to claim 1, wherein: the platform simulation device comprises a platform base, and the upright rod is installed on the platform base.
3. A railway platform clearance gauge calibration apparatus according to claim 1, wherein: the simulated station gear positions on two sides of the vertical rod are staggered.
4. A railway platform clearance gauge calibration apparatus according to claim 1, wherein: the track platform base is provided with a first sliding rail, two tracks are arranged on a track frame, the track frame is arranged on the first sliding rail and is in sliding fit with the first sliding rail, the track frame is connected with a first driving device, and the driving device drives the track frame to horizontally move on the first sliding rail.
5. The railroad platform clearance gauge calibration apparatus of claim 4, wherein: the first driving device comprises a motor, a reduction gearbox and a screw rod, wherein the motor is connected with the screw rod through the reduction gearbox, and the screw rod is connected with the track frame plate.
6. The railroad platform clearance gauge calibration apparatus of claim 4, wherein: the track frame is provided with a track frame plate, the track frame plate is provided with a second slide rail, one track is installed on the second slide rail, the track is connected with a second driving device, and the second driving device drives the track to horizontally move on the second slide rail.
7. The railroad platform clearance gauge calibration apparatus of claim 6, wherein: the second driving device comprises a motor, a reduction gearbox and a screw rod, wherein the motor is connected with the screw rod through the reduction gearbox, and the screw rod is connected with the track.
8. A railroad platform clearance gauge calibration apparatus as set forth in claim 7, wherein: the motor is connected with a digital display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320636123.9U CN219640969U (en) | 2023-03-28 | 2023-03-28 | Calibrating device for railway platform limit measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320636123.9U CN219640969U (en) | 2023-03-28 | 2023-03-28 | Calibrating device for railway platform limit measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219640969U true CN219640969U (en) | 2023-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320636123.9U Active CN219640969U (en) | 2023-03-28 | 2023-03-28 | Calibrating device for railway platform limit measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219640969U (en) |
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2023
- 2023-03-28 CN CN202320636123.9U patent/CN219640969U/en active Active
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