CN117268449A - Track inspection instrument verification table - Google Patents
Track inspection instrument verification table Download PDFInfo
- Publication number
- CN117268449A CN117268449A CN202311144767.7A CN202311144767A CN117268449A CN 117268449 A CN117268449 A CN 117268449A CN 202311144767 A CN202311144767 A CN 202311144767A CN 117268449 A CN117268449 A CN 117268449A
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- Prior art keywords
- bottom plate
- sliding
- track inspection
- cross beam
- frame body
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- 238000007689 inspection Methods 0.000 title claims abstract description 36
- 238000012795 verification Methods 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 238000006073 displacement reaction Methods 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims description 17
- 239000003381 stabilizer Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/08—Measuring installations for surveying permanent way
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to a verification table for a track inspection instrument, which comprises fixed support legs, lifting support legs, a cross beam, a fixed long beam and a movable long beam, wherein a horizontal adjusting mechanism is arranged on the fixed support legs, a first end of the cross beam is rotatably arranged on the horizontal adjusting mechanism, a second end of the cross beam is movably arranged on the lifting support legs, the fixed long beam and the movable long beam are respectively arranged at the first end and the second end of the cross beam, a horizontal displacement mechanism is arranged between the movable long beam and the second end of the cross beam, and a measuring rod bracket for placing a standard measuring rod is arranged between the fixed long beam and the movable long beam. The invention has the advantages that: the longitudinal horizontal adjustment with different precision can be performed by adjusting different adjusting bolts, and the adjustment precision is high; the absolute grating ruler reading mechanism is arranged, the ultrahigh and gauge directions can be quickly zeroed, the correction times are not needed or greatly reduced, and the working efficiency is greatly improved.
Description
Technical Field
The invention relates to the field of railway metering appliances, in particular to a verification table of a rail inspection instrument.
Background
The railway track needs to be maintained and overhauled regularly, and a track inspection instrument is generally adopted to detect data such as track spacing, super high value and the like of the railway track. The line geometry is initialized and verified by a rail inspection tool verification station prior to inspection using the rail inspection tool.
When the rail inspection instrument is inspected by the rail inspection instrument inspection platform, the height of the movable long beam needs to be changed for many times to finish ultrahigh inspection. The traditional track inspection tester verification table is mainly realized by manual adjustment when the height of the movable long beam is changed, and has higher requirements for operators and is extremely easy to generate errors.
Disclosure of Invention
The invention mainly solves the problems, and provides a verification table for a track inspection instrument, which comprises fixed support legs, lifting support legs, a cross beam, a fixed long beam and a movable long beam, wherein the fixed support legs are provided with horizontal adjusting mechanisms, the first ends of the cross beam are rotatably arranged on the horizontal adjusting mechanisms, the second ends of the cross beam are movably arranged on the lifting support legs, the fixed long beam and the movable long beam are respectively arranged at the first ends and the second ends of the cross beam, a horizontal displacement mechanism is arranged between the movable long beam and the second ends of the cross beam, and a measuring rod bracket for placing a standard measuring rod is arranged between the fixed long beam and the movable long beam.
As a preferable scheme of the scheme, the horizontal adjusting mechanism comprises a first connecting disc, a second connecting disc and a plurality of adjusting bolts, a plurality of screw holes are formed in the edges of the first connecting disc and the second connecting disc, and the adjusting bolts are arranged in the screw holes to connect the first connecting disc and the second connecting disc.
As a preferable scheme of the scheme, the first support legs are two, are respectively positioned at two sides of the first end of the cross beam, are respectively provided with a rotating shaft, and are rotatably connected with the second connecting disc through the rotating shafts.
As a preferable scheme of the scheme, the lifting support comprises a bottom plate, a lifting machine is arranged on the bottom plate, a lifting frame body is arranged on the lifting machine, a vertical limiting rod is arranged in the lifting frame body in a penetrating mode, the lower end of the vertical limiting rod is fixed with the bottom plate, a movable connecting mechanism is arranged at the upper end of the lifting frame body, and the movable connecting mechanism is movably connected with the second end of the cross beam.
As a preferred scheme of above-mentioned scheme, swing joint mechanism includes slide rail, slider, V type piece, support round bar and round bar mount pad, the slide rail sets up along crossbeam length direction on the lifting frame body, the slider slides and sets up on the slide rail, V type piece is fixed to be set up on the slider, the round bar middle part sets up on V type piece, round bar both ends set up on the round bar mount pad, the round bar mount pad is fixed to be set up at crossbeam second end lower terminal surface.
As a preferable scheme of the scheme, the movable connecting mechanism comprises a supporting bottom plate, rolling bearings, a rolling shaft and bearing seats, wherein the supporting bottom plate is arranged on the lifting frame body along the length direction of the cross beam, the bearing seats are fixedly arranged on the lower end face of the second end of the cross beam, two ends of the rolling shaft are rotatably arranged on the bearing seats through the rolling bearings, and the middle part of the rolling shaft is propped against the supporting bottom plate.
As a preferable scheme of the scheme, the lifting frame body is divided into an upper layer and a lower layer, a first grating ruler is vertically arranged on the bottom plate, a reading head of the first grating ruler is fixedly arranged on the lower layer of the lifting frame body, an induction piece is arranged on the upper layer of the lifting frame body, a zero sensor is arranged at the upper end of the first grating ruler, the induction piece is used for triggering the zero sensor, and the first grating ruler, the zero sensor and the lifter are all electrically connected with the control box.
As a preferable scheme of the scheme, the horizontal displacement mechanism comprises a sliding seat and a sliding bottom plate, the sliding bottom plate is arranged on the sliding seat in a sliding mode, the movable long beam is fixedly arranged on the sliding bottom plate, an adjusting screw hole is formed in the sliding bottom plate, an adjusting screw rod is arranged in the adjusting screw hole in a penetrating mode, and an adjusting hand wheel is arranged on the adjusting screw rod.
As a preferable scheme of the scheme, a second grating ruler is arranged at the second end of the cross beam, and a reading head of the second grating ruler is fixedly arranged on the sliding bottom plate.
As a preferable mode of the above scheme, the beam is provided with a longitudinal level gauge and a transverse level gauge.
The invention has the advantages that: the horizontal adjusting mechanism consists of a first connecting disc, a second connecting disc and a plurality of adjusting bolts, and can perform longitudinal horizontal adjustment with different precision by adjusting different adjusting bolts, so that the adjusting precision is high; the zero sensor is arranged, the first grating ruler is matched under the action of the control box, the zero sensor can quickly approach to an ultrahigh zero point during zeroing, and the reading of the first grating ruler can be recorded after the zero sensor reaches the ultrahigh zero point, so that automatic zeroing and automatic adjustment to ultrahigh detection points are realized.
Drawings
Fig. 1 is a schematic front view of the inspection table of the track inspection apparatus in example 1.
Fig. 2 is a schematic top view of the inspection table of the track inspection apparatus in example 1.
Fig. 3 is a schematic perspective view of the calibration table of the track inspection apparatus in example 1.
Fig. 4 is a schematic front view of the movable connection mechanism in embodiment 1.
Fig. 5 is a schematic cross-sectional view of the articulating mechanism of embodiment 1.
Fig. 6 is a schematic cross-sectional view of the articulating mechanism of embodiment 2.
Detailed Description
The technical scheme of the invention is further described below through examples and with reference to the accompanying drawings.
Example 1:
the embodiment of the utility model provides a track inspection tester verification platform, as shown in fig. 1 to 3, including fixed stabilizer blade 1, lift stabilizer blade 2, crossbeam 3, fixed long roof beam 4 and movable long roof beam 5, be equipped with horizontal adjustment mechanism on the fixed stabilizer blade 1, crossbeam 3 first end rotates to set up on horizontal adjustment mechanism, crossbeam 3 second end activity sets up on lift stabilizer blade 2, fixed long roof beam 4 and movable long roof beam 5 set up respectively at crossbeam 3 first end and second end, be equipped with horizontal displacement mechanism between movable long roof beam 5 and the crossbeam 3 second end, be equipped with the measuring beam support 7 that is used for placing standard measurement pole 6 between fixed long roof beam 4 and the movable long roof beam 5. The beam is also provided with a longitudinal level 8 and a transverse level 9.
The horizontal displacement mechanism comprises a sliding seat 17 and a sliding bottom plate 15, the sliding bottom plate 15 is arranged on the sliding seat 17 in a sliding manner, the movable long beam 5 is fixedly arranged on the sliding bottom plate 15, an adjusting screw hole is formed in the sliding bottom plate, an adjusting screw rod 19 is arranged in the adjusting screw hole in a penetrating manner, and an adjusting hand wheel 18 is arranged on the adjusting screw rod. The horizontal position of the sliding bottom plate 15 on the sliding seat 17 can be adjusted by rotating the adjusting hand wheel, so that the distance between the movable long beam and the fixed long beam is changed. In this embodiment, a second grating ruler is horizontally arranged at the second end of the beam, the second grating ruler is an absolute grating ruler, and a reading head of the second grating ruler is fixedly arranged on the sliding bottom plate. The displacement of the movable long beam can be accurately obtained through the second grating ruler.
The horizontal adjusting mechanism comprises a first connecting disc 13, a second connecting disc 14 and a plurality of adjusting bolts 15, a plurality of screw holes are formed in the edges of the first connecting disc 13 and the second connecting disc 14, and the adjusting bolts 15 are arranged in the screw holes to connect the first connecting disc 13 and the second connecting disc 14. In this embodiment, two first supporting legs 1 are respectively located at two sides of the first end of the beam 3, two rotating shafts 20 are respectively arranged at two sides of the first end of the beam 3, and the first end of the beam 3 is rotationally connected with the second connecting disc 14 through the rotating shafts 20. The longitudinal level of the cross beam can be adjusted with different precision by screwing different adjusting bolts 15, so that the longitudinal level of the cross beam can be realized conveniently.
The lifting support leg 2 comprises a bottom plate, the bottom plate is provided with a lifting machine 10, the lifting machine 10 is provided with a lifting frame body 12, a vertical limiting rod 11 is arranged in the lifting frame body 12 in a penetrating manner, the lower end of the vertical limiting rod 11 is fixed with the bottom plate, the upper end of the lifting frame body 12 is provided with a movable connecting mechanism, and the movable connecting mechanism is movably connected with the second end of the cross beam. In this embodiment, the lifting frame 12 is divided into an upper layer and a lower layer, a first grating ruler 21 is vertically arranged on the bottom plate, a reading head 22 of the first grating ruler is fixedly arranged on the lower layer of the lifting frame 12, an induction piece 23 is arranged on the upper layer of the lifting frame 12, a zero sensor 24 is arranged at the upper end of the first grating ruler 21, the induction piece is used for triggering the zero sensor, and the first grating ruler, the zero sensor and the lifting machine are all electrically connected with the control box. In the embodiment, the first grating ruler adopts an absolute grating, when the transverse horizontal zeroing, namely the ultrahigh zeroing, is carried out on the cross beam, the control lifter is controlled to lift until the sensing piece triggers the zero sensor, then the control lifter is controlled to carry out fine tuning, so that bubbles on the transverse level on the cross beam are centered, at the moment, the control box records the reading of the first grating ruler, and when the next ultrahigh zeroing is carried out, the reading head 23 only needs to reach the height of the reading, namely the horizontal zero is recorded and stored by the control box, the mechanical zero is not needed, and the operation is convenient; in addition, through control box and first grating chi cooperation, can also make the automatic different superelevation points of predetermineeing of movable long beam, need not manual regulation, the regulation precision is high.
As shown in fig. 4 and 5, the movable connection mechanism comprises a slide rail 29, a slide block 25, a V-shaped block 27, a bracket round bar 26 and a round bar mounting seat 25, wherein the slide rail 29 is arranged on the lifting frame 12 along the length direction of the cross beam, the slide block 25 is arranged on the slide rail 29 in a sliding manner, the V-shaped block 27 is fixedly arranged on the slide block 28, the middle part of the round bar 26 is arranged on the V-shaped block 27, two ends of the round bar 26 are arranged on the round bar mounting seat 25, and the round bar mounting seat 25 is fixedly arranged on the lower end face of the second end of the cross beam 3. When the lifting support legs do lifting motion, the movable connecting mechanism enables the second end of the cross beam to displace in the horizontal direction, so that the relative position between the support round bar 26 and the rotating shaft 20 is guaranteed not to change, and the compensation data of the lifting support legs are prevented from changing due to the relative movement of the support round bar 26 and the rotating shaft 20.
When the track inspection tester verification table is used, the standard measuring rod is placed on the measuring rod support, two ends of the measuring rod are respectively abutted against the movable long beam and the fixed long beam by moving the movable long beam, track gauge zeroing is completed, the standard track gauge is recorded and stored by the control box after being calibrated by the standard measuring rod, and the standard track gauge is not required to be calibrated again when being started again. The longitudinal horizontal zeroing of the cross beam is completed by adjusting the adjusting bolts, and the transverse horizontal zeroing of the cross beam is completed by adjusting the lifting support legs. And then the rail inspection of the rail inspection instrument is finished by sequentially changing the distance between the movable long beam and the fixed long beam, and the ultrahigh inspection of the rail inspection instrument is finished by changing the height of the movable long beam.
Example 2:
the difference between the calibration stand of the track inspection tester of this embodiment and embodiment 1 is that the structure of the movable connection mechanism is different, as shown in fig. 6, the movable connection mechanism includes a supporting base plate 33, a rolling bearing 31, a rolling shaft 32 and a bearing seat 30, the supporting base plate 33 is disposed on the lifting frame 12 along the length direction of the beam, the bearing seat 30 is fixedly disposed on the lower end surface of the second end of the beam 3, two ends of the rolling shaft 32 are rotatably disposed on the bearing seat 30 through the rolling bearing 31, and the middle of the rolling shaft 32 abuts against the supporting base plate. When the lifting support legs do lifting motion, the movable connecting mechanism enables the second end of the cross beam to displace in the horizontal direction, so that the relative position between the rolling shaft 32 and the rotating shaft 20 is guaranteed not to change, and the compensation data of the lifting support legs are prevented from changing due to the relative movement of the rolling shaft 32 and the rotating shaft 20.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. A track inspection tester verification stand, characterized by: including fixed stabilizer blade, lift stabilizer blade, crossbeam, fixed long roof beam and activity long roof beam, be equipped with horizontal adjustment mechanism on the fixed stabilizer blade, the first end of crossbeam rotates to set up on horizontal adjustment mechanism, crossbeam second end activity sets up on the lift stabilizer blade, fixed long roof beam and activity long roof beam set up respectively at the first end and the second end of crossbeam, be equipped with horizontal displacement mechanism between activity long roof beam and the crossbeam second end, be equipped with the measuring beam support that is used for placing standard measuring beam between fixed long roof beam and the activity long roof beam.
2. The track inspection tester verification stand of claim 1, wherein: the horizontal adjusting mechanism comprises a first connecting disc, a second connecting disc and a plurality of adjusting bolts, a plurality of screw holes are formed in the edges of the first connecting disc and the second connecting disc, and the adjusting bolts are arranged in the screw holes to connect the first connecting disc and the second connecting disc.
3. The track inspection tester verification stand of claim 2, wherein: the first support leg is provided with two, is located crossbeam first end both sides respectively, and crossbeam first end both sides respectively are equipped with a pivot, and crossbeam first end is connected with the rotation of second connection pad through the pivot.
4. The track inspection tester verification stand of claim 1, wherein: the lifting support comprises a bottom plate, a lifting machine is arranged on the bottom plate, a lifting frame body is arranged on the lifting machine, a vertical limiting rod is arranged in the lifting frame body in a penetrating mode, the lower end of the vertical limiting rod is fixed with the bottom plate, a movable connecting mechanism is arranged at the upper end of the lifting frame body, and the movable connecting mechanism is movably connected with the second end of the cross beam.
5. The track inspection tester verification stand of claim 4, wherein: the movable connecting mechanism comprises a sliding rail, a sliding block, a V-shaped block, a support round bar and a round bar mounting seat, wherein the sliding rail is arranged on a lifting frame body along the length direction of a cross beam, the sliding block is arranged on the sliding rail in a sliding manner, the V-shaped block is fixedly arranged on the sliding block, the middle part of the round bar is arranged on the V-shaped block, two ends of the round bar are arranged on the round bar mounting seat, and the round bar mounting seat is fixedly arranged on the lower end face of the second end of the cross beam.
6. The track inspection tester verification stand of claim 4, wherein: the movable connecting mechanism comprises a supporting bottom plate, rolling bearings, rolling shafts and bearing seats, wherein the supporting bottom plate is arranged on the lifting frame body along the length direction of the cross beam, the bearing seats are fixedly arranged on the lower end face of the second end of the cross beam, two ends of each rolling shaft are rotatably arranged on the bearing seats through the rolling bearings, and the middle parts of the rolling shafts are propped against the supporting bottom plate.
7. The track inspection tester verification stand of claim 4, wherein: the lifting frame body is divided into an upper layer and a lower layer, a first grating ruler is vertically arranged on the bottom plate, a reading head of the first grating ruler is fixedly arranged on the lower layer of the lifting frame body, an induction piece is arranged on the upper layer of the lifting frame body, a zero sensor is arranged at the upper end of the first grating ruler, the induction piece is used for triggering the zero sensor, and the first grating ruler, the zero sensor and the lifter are all electrically connected with the control box.
8. The track inspection tester verification stand of claim 1, wherein: the horizontal displacement mechanism comprises a sliding seat and a sliding bottom plate, the sliding bottom plate is arranged on the sliding seat in a sliding mode, the movable long beam is fixedly arranged on the sliding bottom plate, an adjusting screw hole is formed in the sliding bottom plate, an adjusting screw rod is arranged in the adjusting screw hole in a penetrating mode, and an adjusting hand wheel is arranged on the adjusting screw rod.
9. The track inspection tester verification stand of claim 8, wherein: and a second grating ruler is arranged at the second end of the cross beam, and a reading head of the second grating ruler is fixedly arranged on the sliding bottom plate.
10. The track inspection tester verification stand of claim 1, wherein: the transverse beam is provided with a longitudinal level gauge and a transverse level gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311144767.7A CN117268449A (en) | 2023-09-06 | 2023-09-06 | Track inspection instrument verification table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311144767.7A CN117268449A (en) | 2023-09-06 | 2023-09-06 | Track inspection instrument verification table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117268449A true CN117268449A (en) | 2023-12-22 |
Family
ID=89213448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311144767.7A Pending CN117268449A (en) | 2023-09-06 | 2023-09-06 | Track inspection instrument verification table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117268449A (en) |
-
2023
- 2023-09-06 CN CN202311144767.7A patent/CN117268449A/en active Pending
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