CN113777105A - Optical fiber detection system for monitoring abrasion of carbon slide plate of pantograph - Google Patents
Optical fiber detection system for monitoring abrasion of carbon slide plate of pantograph Download PDFInfo
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- CN113777105A CN113777105A CN202111033129.9A CN202111033129A CN113777105A CN 113777105 A CN113777105 A CN 113777105A CN 202111033129 A CN202111033129 A CN 202111033129A CN 113777105 A CN113777105 A CN 113777105A
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- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 76
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 74
- 239000013307 optical fiber Substances 0.000 title claims abstract description 35
- 238000001514 detection method Methods 0.000 title claims abstract description 31
- 238000012544 monitoring process Methods 0.000 title claims abstract description 18
- 238000005299 abrasion Methods 0.000 title claims abstract description 14
- 238000006073 displacement reaction Methods 0.000 claims description 20
- 238000009413 insulation Methods 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims 1
- 238000011897 real-time detection Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
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- 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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- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
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- Pathology (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The invention relates to the technical field of carbon pantograph slider abrasion detection, in particular to an optical fiber detection system for monitoring the abrasion of a carbon pantograph slider, which comprises a carbon slider and a lead positioned at the top end of the carbon slider, wherein one end of the carbon slider is fixedly connected with a detection mechanism for detecting the abrasion of the carbon slider in real time.
Description
Technical Field
The invention relates to the technical field of pantograph carbon slide plate abrasion detection, in particular to an optical fiber detection system for monitoring the abrasion of a pantograph carbon slide plate.
Background
The carbon pantograph slider is a guide part for acquiring electric power from a power transmission network of a train, and the good contact between the pantograph of a railway locomotive or a subway vehicle or a motor train unit and the power transmission network is a core problem of determining whether the train can obtain enough traction power and run safely and reliably, so that the demand on an optical fiber detection system for monitoring the abrasion of the carbon pantograph slider is increasing day by day.
Most of the existing carbon pantograph slider abrasion detection methods in the market at present mostly adopt a traditional manual detection method, namely, a train enters a section, stops, lowers a pantograph and is powered off, workers climb the roof and measure the abrasion of the pantograph by using a special measuring tool to observe abnormal abrasion and the like.
Disclosure of Invention
The present invention is directed to an optical fiber detection system for monitoring wear of a carbon pantograph slider, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an optical fiber detection system for monitoring pantograph carbon slide wearing and tearing, includes the carbon slide and is in the wire on carbon slide top, the one end fixedly connected with of carbon slide is to carbon slide wearing and tearing real-time detection's detection mechanism.
Preferably, the detection mechanism comprises an insulating plate fixedly connected with the carbon sliding plate, the bottom end of the insulating plate is fixedly connected with a fixed shell, the inner side of the fixed shell is sequentially provided with a signal processor, a storage battery, a signal receiver and a signal transmitter from left to right, the central position of the top end of the insulating plate is fixedly connected with an optical fiber displacement sensor, and two sides of the wire are slidably connected with carbon brushes;
the detection mechanism further comprises a pull-down assembly for adjusting the position between the conducting wire and the optical fiber displacement sensor, and one end of the pull-down assembly is fixedly connected with a supporting assembly enabling the carbon brush and the conducting wire to be attached all the time.
Preferably, the storage battery supplies power to the signal processor, the signal receiver, the signal transmitter and the optical fiber displacement sensor.
Preferably, the carbon brush is arranged in an arc shape, the horizontal center line of the carbon brush and the underwater center line of the wire are in the same straight line, and the carbon brush forms half-wrapping on the wire.
Preferably, the optical fiber displacement sensor is located right below the wire.
Preferably, the pull-down assembly comprises a supporting shell fixedly connected with the insulating plate, a first spring in a stretching state is fixedly connected to the inner side of the supporting shell, and a connecting column is fixedly connected to the other end of the first spring.
Preferably, the number of the connecting columns is two in total, and the connecting columns are symmetrically distributed on the left side and the right side of the vertical center line of the lead.
Preferably, the supporting component comprises a sliding block fixedly connected with the connecting column, the inner side of the sliding block is fixedly connected with a bearing, the inner side of the bearing slides to form a limiting shaft, the outer side of the limiting shaft is fixedly connected with a clamping plate, and one end of the clamping plate is fixedly connected with an insulating block fixedly connected with the carbon brush.
Preferably, the outer side of the limiting shaft is provided with a second spring in a tensioning state, and two ends of the second spring are fixedly connected with the sliding block and the clamping plate respectively.
Compared with the prior art, the invention has the beneficial effects that:
according to the carbon sliding plate, due to the arrangement of the signal processor, the signal receiver, the signal transmitter, the optical fiber displacement sensor, the first spring, the carbon brush, the clamping plate, the limiting shaft, the sliding block and the second spring, after the carbon sliding plate is abraded, the conducting wire and the carbon sliding plate can move relatively conveniently, and meanwhile, the optical fiber displacement sensor moves along with the carbon sliding plate, so that real-time detection is carried out through the optical fiber displacement sensor, manual monitoring is not needed, the detection efficiency is improved, and the labor intensity of workers is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal mounting structure of the clamping plate of the present invention;
FIG. 3 is a schematic view of the structure at A of FIG. 2 according to the present invention.
In the figure: the device comprises a 1-carbon sliding plate, a 2-lead, a 3-supporting plate, a 4-insulating plate, a 5-fixed shell, a 6-signal processor, a 7-storage battery, an 8-signal receiver, a 9-signal transmitter, a 10-optical fiber displacement sensor, a 11-supporting shell, a 12-first spring, a 13-connecting column, a 14-carbon brush, a 15-clamping plate, a 16-limiting shaft, a 17-sliding block, an 18-bearing, a 19-second spring and a 20-insulating block.
Detailed Description
Referring to fig. 1-3, the present invention provides a technical solution:
the utility model provides an optical fiber detection system for monitoring pantograph carbon slide wearing and tearing, includes carbon slide 1 and is in wire 2 on 1 top of carbon slide, the one end fixedly connected with of carbon slide 1 is to the detection mechanism of 1 wearing and tearing real-time detection of carbon slide.
Further, the detection mechanism comprises an insulation board 4 fixedly connected with the carbon sliding board 1, the bottom end of the insulation board 4 is fixedly connected with a fixed shell 5, the inner side of the fixed shell 5 is sequentially provided with a signal processor 6, a storage battery 7, a signal receiver 8 and a signal transmitter 9 from left to right, the central position of the top end of the insulation board 4 is fixedly connected with an optical fiber displacement sensor 10, and two sides of the wire 2 are slidably connected with carbon brushes 14;
the detection mechanism further comprises a pull-down assembly for adjusting the position between the lead 2 and the optical fiber displacement sensor 10, and one end of the pull-down assembly is fixedly connected with a supporting assembly enabling the carbon brush 14 and the lead 2 to be attached all the time.
Further, the storage battery 7 supplies power to the signal processor 6, the signal receiver 8, the signal emitter 9 and the optical fiber displacement sensor 10, so that the stability of the signal processor 6, the signal receiver 8, the signal emitter 9 and the optical fiber displacement sensor 10 during operation is ensured.
Further, the carbon brush 14 is arranged in an arc shape, the horizontal center line of the carbon brush 14 and the underwater center line of the wire 2 are in the same straight line, the carbon brush 14 forms a half-wrapping for the wire 2, and the wire 2 can move downwards through the carbon brush 14.
Further, the optical fiber displacement sensor 10 is located right below the lead 2, so that the accuracy of measurement is ensured.
Further, the pull-down assembly comprises a supporting shell 11 fixedly connected with the insulating plate 4, the inner side of the supporting shell 11 is fixedly connected with a first spring 12 in a stretching state, the other end of the first spring 12 is fixedly connected with a connecting column 13, the wire 2 can be in a pull-down state under the action of the supporting shell 11, the first spring 12 and the connecting column 13, and the carbon sliding plate 1 can move downwards in time after abrasion occurs.
Furthermore, the total number of the connecting columns 13 is two, and the connecting columns are symmetrically distributed on the left side and the right side of the vertical center line of the lead 2, so that the stability in working is improved.
Further, the supporting component comprises a sliding block 17 fixedly connected with the connecting column 13, a bearing 18 is fixedly connected with the inner side of the sliding block 17, a limiting shaft 16 slides on the inner side of the bearing 18, a clamping plate 15 is fixedly connected with the outer side of the limiting shaft 16, an insulating block 20 fixedly connected with one end of the clamping plate 15 and a carbon brush 14 is fixedly connected with the one end of the clamping plate 15, the clamping plate 15 is convenient to drive the insulating block 20 to move, and meanwhile the clamping plate 15 can be guaranteed not to be electrified through the insulating block 20.
Furthermore, a second spring 19 in a tensioned state is arranged on the outer side of the limiting shaft 16, and two ends of the second spring 19 are fixedly connected with the sliding block 17 and the clamping plate 15 respectively, so that when the carbon brush 14 is damaged, the carbon brush 14 can be tightly attached to the lead 2 under the action of the second spring 19.
The working process is as follows: in the invention, the optical fiber displacement sensor 10 moves relative to the lead 2 along with the carbon sliding plate 1, the carbon brush 14 can be tightly attached together in real time under the action of the second spring 19, the sliding block 17, the limiting shaft 16, the clamping plate 15 and the stopping block 20, when the carbon sliding plate 1 is worn, the lead 2 can move relative to the carbon sliding plate 1, the lead 2 can be in a pull-down state under the action of the supporting shell 11, the first spring 12 and the connecting column 13, the carbon sliding plate 1 can move downwards in time after being worn, the optical fiber displacement sensor 10 can test the relative displacement between the lead 2 and the carbon sliding plate 1 in real time, then the test result is transmitted to the signal receiver 8, then the signal receiver 8 sends a signal to the signal processor 6, then the signal processor 6 sends the processed signal to an external computer terminal through the signal transmitter 9, then, the worker monitors the abrasion condition of the carbon sliding plate 1 in real time through an external computer terminal.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (9)
1. The utility model provides an optic fibre detecting system for monitoring pantograph carbon slide wearing and tearing, includes carbon slide (1) and is in wire (2) on carbon slide (1) top which characterized in that: one end of the carbon sliding plate (1) is fixedly connected with a detection mechanism for detecting the abrasion of the carbon sliding plate (1) in real time.
2. An optical fiber detection system for monitoring wear of a carbon pantograph slider according to claim 1, wherein: the detection mechanism comprises an insulation board (4) fixedly connected with the carbon sliding board (1), the bottom end of the insulation board (4) is fixedly connected with a fixed shell (5), the inner side of the fixed shell (5) is sequentially provided with a signal processor (6), a storage battery (7), a signal receiver (8) and a signal transmitter (9) from left to right, the central position of the top end of the insulation board (4) is fixedly connected with an optical fiber displacement sensor (10), and two sides of the wire (2) are slidably connected with carbon brushes (14);
the detection mechanism further comprises a pull-down assembly for adjusting the position between the lead (2) and the optical fiber displacement sensor (10), and one end of the pull-down assembly is fixedly connected with a supporting assembly enabling the carbon brush (14) and the lead (2) to be attached all the time.
3. An optical fiber detection system for monitoring wear of a carbon pantograph slider according to claim 2, wherein: the storage battery (7) supplies power to the signal processor (6), the signal receiver (8), the signal transmitter (9) and the optical fiber displacement sensor (10).
4. An optical fiber detection system for monitoring wear of a carbon pantograph slider according to claim 2, wherein: the carbon brush (14) is arranged in an arc shape, the horizontal center line of the carbon brush (14) and the underwater center line of the wire (2) are in the same straight line, and the carbon brush (14) forms half wrapping on the wire (2).
5. An optical fiber detection system for monitoring wear of a carbon pantograph slider according to claim 2 or 3, wherein: the optical fiber displacement sensor (10) is positioned right below the lead (2).
6. An optical fiber detection system for monitoring wear of a carbon pantograph slider according to claim 2, wherein: the pull-down assembly comprises a supporting shell (11) fixedly connected with the insulating plate (4), a first spring (12) in a stretching state is fixedly connected to the inner side of the supporting shell (11), and a connecting column (13) is fixedly connected to the other end of the first spring (12).
7. An optical fiber detection system for monitoring wear of a carbon pantograph slider according to claim 6, wherein: the number of the connecting columns (13) is two in total, and the connecting columns are symmetrically distributed on the left side and the right side of the vertical center line of the lead (2).
8. An optical fiber detection system for monitoring wear of a carbon pantograph slider according to claim 2, wherein: the supporting component comprises a connecting column (13) and a sliding block (17) fixedly connected, the inner side of the sliding block (17) is fixedly connected with a bearing (18), the inner side of the bearing (18) slides to form a limiting shaft (16), the outer side of the limiting shaft (16) is fixedly connected with a clamping plate (15), and one end of the clamping plate (15) is fixedly connected with an insulating block (20) fixedly connected with a carbon brush (14).
9. An optical fiber detection system for monitoring wear of a carbon pantograph slider according to claim 8, wherein: and a second spring (19) in a tensioning state is arranged on the outer side of the limiting shaft (16), and two ends of the second spring (19) are respectively fixedly connected with the sliding block (17) and the clamping plate (15).
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| CN202111033129.9A CN113777105B (en) | 2021-09-03 | 2021-09-03 | Optical fiber detection system for monitoring abrasion of carbon sliding plate of pantograph |
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| CN202111033129.9A CN113777105B (en) | 2021-09-03 | 2021-09-03 | Optical fiber detection system for monitoring abrasion of carbon sliding plate of pantograph |
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