CN112146540B - Detection device of railway derailer and use method of detection device - Google Patents
Detection device of railway derailer and use method of detection device Download PDFInfo
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- CN112146540B CN112146540B CN201910568980.8A CN201910568980A CN112146540B CN 112146540 B CN112146540 B CN 112146540B CN 201910568980 A CN201910568980 A CN 201910568980A CN 112146540 B CN112146540 B CN 112146540B
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- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000005259 measurement Methods 0.000 claims description 35
- 238000009434 installation Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 2
- 230000001788 irregular Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 230000003137 locomotive effect Effects 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 238000011002 quantification Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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Abstract
The invention discloses a detection device of a railway derailer and a use method of the detection device, comprising a frame body; a first scale movable in a horizontal direction of the frame; a second scale movable in a vertical direction of the frame; the frame body is provided with a first supporting part matched with the track and a second supporting part matched with the derailment sliding block; wherein the first scale measures the horizontal distance between the track and the derailing slider; the second scale measures a vertical distance of the track from the derailing slider. The invention provides a detection device of a railway derailer and a use method of the detection device, wherein the irregular sliding blocks of the derailer and the actual working distance between the derailer and a track can be found by rapidly measuring the index data between the derailer and the track, so that the working efficiency of operators is improved, the corresponding index data is measured more accurately, and the device has remarkable auxiliary effect on quantitative determination during daily equipment overhaul, maintenance and installation.
Description
Technical Field
The invention belongs to the technical field of track equipment, and particularly relates to a detection device of a railway derailer and a use method of the detection device.
Background
The derailer is a personal safety protection device on a railway station line, is arranged on the station line and is used for protecting train inspection operators in the station, and once locomotives and vehicles enter an operation area, the rail is derailed so as to ensure the personal safety of the operators in the area. Under the normal state of the derailer, two key space relative sizes related to the sliding blocks and the steel rail are provided, the two indexes are important indexes for ensuring that the derailer equipment does not invade a line limit and does not influence the driving safety in a non-use state, the two indexes are accurately measured, the important basis for ensuring the equipment does not invade the limit and ensuring the driving safety is provided, the derailer equipment is a necessary personal safety protection device for all-line inspection operation sites, the relative distance between the sliding blocks of the derailer and the steel rail in the lower derailer state is detected by using a conventional measuring tool, two people are required to cooperate and visually observe numerical values, and the accurate and rapid measurement cannot be achieved due to the restriction of the equipment form, the structure and the installation position.
According to the standard rail railway construction limit (GB 164.2-83) and the special overhaul equipment overhaul and maintenance management rule (iron general operation [2015] 267), after the derailer is taken off, the positioning is restored, and two relative distances between the sliding block of the derailer and the steel rail, which relate to the limit, are provided: the position 35mm below the plane of the steel rail is not less than 68mm and not more than 90mm of the derailer slide block and the inner side surface of the steel rail; and (II) the distance between the highest point of the derailer slide block and the top surface of the steel rail is not more than 25mm. The relative size of the two spaces is a key index for ensuring that the railway limit is not invaded and the running safety of a train is ensured under the derailing state of derailer equipment, and the derailer sliding block cannot accurately and rapidly measure the space position of a steel rail due to the irregular structure and the restriction of the space position of the steel rail by using a conventional measuring tool, so that a device capable of accurately measuring the two key space sizes at the same time is required for quantitative and accurate measurement during daily overhaul, maintenance and installation of the equipment.
The application number is CN201820666504.0, chinese patent discloses an automatic brake derailment-preventing device for a railway car, an inclination sensor, a controller, a battery and an electric executing device are arranged on the railway car or/and a mounting bracket connected with the railway car, the inclination sensor detects the inclination angle of the railway car in the left-right direction or/and the front-back direction in real time, the detected inclination angle signal is transmitted to the controller, the controller processes and judges the input inclination angle signal in real time, when judging that the detected inclination angle value reaches or exceeds the set inclination angle value limit value, the controller sends a corresponding control signal to the electric executing device, the tail end of the electric executing device linearly drives a brake block to be tightly attached to a rail, so that the railway car brakes, and the structure of the brake block can enable the railway car to return to the normal inclination angle position when braking because the brake block faces one side of the rail, thereby preventing the railway car from derailment.
The prior art discloses a derailment device, but in the installation, maintenance and use, whether the derailment device is in a qualified working state is unknown, but the conventional measuring means cannot accurately reflect the spatial position relation between the derailment device and the track, and the method is time-consuming and labor-consuming and has extremely low efficiency.
Therefore, the defects and defects of the prior art are improved, the detection device of the railway derailer and the using method of the detection device are provided, the irregularity of the sliding block of the derailer and the actual working distance between the sliding block and the track can be found by rapidly measuring the index data between the derailer and the track, the working efficiency of operators is improved through a digital display and a handheld terminal, the corresponding index data can be measured more accurately, and the device has remarkable auxiliary effect on daily equipment overhaul, maintenance and quantification during installation.
The present invention has been made in view of this.
Disclosure of Invention
The technical problem to be solved by the present invention is to overcome the disadvantages of the prior art and to provide a detection device for railway derailleurs which overcomes or at least partially solves the above mentioned problems.
Another object of the present invention is to provide a method for using the detection device.
In order to solve the technical problems, the invention adopts the basic conception of the technical scheme that: a detection device for a railway derailer comprises
A frame body;
A first scale movable in a horizontal direction of the frame;
a second scale movable in a vertical direction of the frame;
the frame body is provided with a first supporting part matched with the track and a second supporting part matched with the derailment sliding block;
wherein,
The first scale measures the horizontal distance between the track and the derailing slide block;
The second scale measures a vertical distance of the track from the derailing slider.
In addition, a first positioning part and a second positioning part are arranged on the frame body;
The first positioning part is matched with the first scale and moves between the track and the derailing slide block, so that the first scale can measure the horizontal distance between the track and the derailing slide block;
the second positioning part is matched with the first supporting part to realize the positioning between the frame body and the track;
in one embodiment, the second scale is disposed on a side near the second support portion;
The second scale can move in the vertical direction of the frame body, so that the vertical distance between the track and the derailing slide block is measured;
In one embodiment, the second scale can move in the horizontal direction of the frame, so as to realize the relative position of the second scale and the derailment sliding block.
In one embodiment, the first scale and the second scale are digital display scales.
Simultaneously, the second supporting part can adjust the distance between the frame body and the derailing slide block in the vertical direction of the frame body;
in one embodiment, the second support portion is adjusted in distance in the vertical direction of the frame body by an adjusting bolt provided on the frame body.
And the frame body is also provided with a level gauge.
In addition, also include
The signal transmitting device is arranged on the frame body;
The handheld terminal is connected with the signal transmitting device;
In one embodiment, the signal transmitting device transmits data to the handheld terminal after the first scale and the second scale measure the horizontal distance and the vertical distance of the track and the derailing slider.
Further, if the horizontal distance and the vertical distance between the track measured by the first scale and the second scale and the derailment sliding block are within the preset qualified measurement value range, the handheld terminal prompts the measurement qualified information;
in one embodiment, the handheld terminal is capable of displaying the measurements of the first scale and the second scale, respectively;
in one embodiment, the acceptable measurements of the first scale and the second scale may be set prior to measurement;
in one embodiment, the acceptable measurement of the first scale is between 68mm and 90 mm;
The acceptable measurement of the second scale is between 25mm and 35 mm.
The method for detecting the railway derailleurs comprises the step of placing the frame body between the track and the derailing slide block, wherein the first supporting part is contacted with the track, and the second supporting part is contacted with the derailing slide block; and adjusting the first scale and the second scale, and measuring the horizontal distance and the vertical distance between the track and the derailment sliding block.
And after the level gauge displays the level, the second supporting part is adjusted, and the measurement of the horizontal distance and the vertical distance is started.
In addition, after the first scale and the second scale measure the horizontal distance and the vertical distance between the track and the derailing slide block, the signal transmitting device transmits data to the handheld terminal.
Meanwhile, if the horizontal distance and the vertical distance between the track measured by the first scale and the second scale and the derailment sliding block are within the preset qualified measurement value range, the handheld terminal prompts the measurement qualified information;
in one embodiment, the handheld terminal is capable of displaying the measurements of the first scale and the second scale, respectively;
in one embodiment, the acceptable measurement of the first scale is between 68mm and 90 mm;
The acceptable measurement of the second scale is between 25mm and 35 mm.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects: the invention provides a detection device for a railway derailer and a use method of the detection device, wherein the detection device can find out the irregularity of a sliding block of the derailer and the actual working distance between the sliding block and a track by rapidly measuring index data between the derailer and the track, improves the working efficiency of operators by a digital display and a handheld terminal, can more accurately measure corresponding index data, and plays a remarkable auxiliary role in daily equipment overhaul, maintenance and quantification during installation.
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort.
In the drawings:
Fig. 1 is a schematic structural view of a railway derailer detection device of the present invention.
In the figure: 1. a frame body; 2. a first scale; 3. a second scale; 4. a track; 5. derailing a slider; 6. a first support portion; 7. a second supporting part; 8. a first positioning portion; 9. a second positioning portion; 10. a level gauge; 11. a signal transmitting device; 12. and (5) adjusting a bolt.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Fig. 1 is a schematic structural view of a railway derailer detection device according to the present invention, as can be seen from fig. 1, a detection device is installed between a derailment slider 5 and a track 4, the detection device includes a frame 1 forming a main body of the detection device, a first scale 2 and a second scale 3 are provided on the frame 1, the first scale 2 and the second scale 3 can slide on a slideway formed by the frame 1 in a horizontal direction, the second scale 3 can also slide in a vertical direction of the frame 1, and the first scale 2 and the second scale 3 measure a horizontal distance and a vertical distance between the derailment slider 5 and the track 4, respectively.
Whether outside or in an overhaul shop, the train is parked on the track 4 for overhaul and a derailer is required to be erected, and the derailer is a protection device on the track 4 and is used for protecting personnel or important rolling stock on the track 4, and once the rolling stock or the rolling stock enters the track 4, the rolling stock is derailed so as to ensure the safety of the protected object. Derailleurs are arranged at two ends of a train when the train arrives at a yard for train inspection, if the locomotive slides, the derailleurs can forcedly separate the locomotive from the track 4 so as to protect the life of people, and derailleurs are also arranged at two ends of other important locomotives so as to protect the safety of the important locomotives, and the installation size and daily maintenance work of the derailleurs are very important.
Compared with the prior art, the invention has the following beneficial effects: the invention provides a detection device for a railway derailer and a use method of the detection device, wherein the detection device can find out the irregularity of a sliding block of the derailer and the actual working distance between the sliding block and a track 4 by rapidly measuring index data between the derailer and the track 4, improves the working efficiency of operators by a digital display and a handheld terminal, can more accurately measure corresponding index data, and plays a remarkable auxiliary role in daily equipment overhaul, maintenance and quantification during installation.
Example 1
As shown in fig. 1, a detection device for a railway derailer according to the present embodiment includes a frame 1; a first scale 2 movable in a horizontal direction of the frame 1; a second scale 3 movable in a vertical direction of the frame 1; the frame body 1 is provided with a first supporting part 6 matched with the track 4 and a second supporting part 7 matched with the derailment sliding block 5; wherein the first scale 2 measures the horizontal distance of the track 4 from the derailing slider 5; the second scale 3 measures the vertical distance of the track 4 from the derailing slide 5.
Example two
As shown in fig. 1, this embodiment is based on the first embodiment, and the detection device for a railway derailer according to this embodiment is provided with a first positioning portion 8 and a second positioning portion 9 on the frame 1; the first positioning part 8 is matched with the first scale 2 and moves between the track 4 and the derailment sliding block 5, so that the first scale 2 can measure the horizontal distance between the track 4 and the derailment sliding block 5; the second positioning part 9 is matched with the first supporting part 6 to realize the positioning between the frame body 1 and the track 4; the second scale 3 is arranged on the side close to the second supporting part 7; the second scale 3 can move in the vertical direction of the frame body 1, so that the vertical distance between the track 4 and the derailing slide block 5 is measured; the second scale 3 can move in the horizontal direction of the frame body 1, so that the relative position of the second scale 3 and the derailment sliding block 5 is measured.
Example III
As shown in fig. 1, this embodiment is based on the first or second embodiment, and the detecting device for a railway derailleurs according to this embodiment is characterized in that the first scale 2 and the second scale 3 are digital scales.
Example IV
As shown in fig. 1, this embodiment is based on any one of the first to third embodiments, and the detection device for a railway derailer according to this embodiment, in which the second support portion 7 is capable of adjusting the distance between the frame 1 and the derailing slider 5 in the vertical direction of the frame 1, and the second support portion 7 is capable of adjusting the distance in the vertical direction of the frame 1 by an adjusting bolt 12 provided on the frame 1.
Example five
As shown in fig. 1, this embodiment is based on any one of the first to fourth embodiments, and the detecting device for a railway derailler according to this embodiment is further provided with a level 10 on the frame 1.
Example six
As shown in fig. 1, this embodiment is based on any one of the first to fifth embodiments, and the detection device for a railway derailler according to this embodiment further includes a signal transmitting device 11 disposed on the frame 1; the handheld terminal is connected with the signal transmitting device 11; after the first scale 2 and the second scale 3 measure the horizontal distance and the vertical distance between the track 4 and the derailment sliding block 5, the signal transmitting device 11 sends data to the handheld terminal, the horizontal distance and the vertical distance between the track 4 and the derailment sliding block 5 measured by the first scale 2 and the second scale 3 are within the preset qualified measurement value range, and then the handheld terminal prompts the measurement of qualified information, and in addition, the handheld terminal can respectively display the measurement values of the first scale 2 and the second scale 3.
In installation or detection, because the high problem of place light and equipment, comparatively laborsaving or need often squat when operating personnel read data, very big influence work efficiency, and the detection device of this embodiment, operating personnel place detection device between derailment slider 5 and track 4, can more audio-visual survey and record measurement data through handheld terminal, improved work efficiency.
Example seven
As shown in fig. 1, this embodiment is based on any one of the first to sixth embodiments, and the detecting device for a railway derailler according to this embodiment, wherein the qualified measurement values of the first scale 2 and the second scale 3 may be set before measurement, the qualified measurement value of the first scale 2 is between 68mm and 90mm, and the qualified measurement value of the second scale 3 is between 25mm and 35 mm.
Example eight
The present embodiment is based on any one of the first to seventh embodiments, and the method for detecting a railway derailer according to the present embodiment includes placing the frame 1 between the track 4 and the derailing block 5, wherein the first supporting portion 6 is in contact with the track 4, and the second supporting portion 7 is in contact with the derailing block 5; and adjusting the first scale 2 and the second scale 3, and measuring the horizontal distance and the vertical distance between the track 4 and the derailment sliding block 5.
Example nine
In this embodiment, based on the eighth embodiment, the method for detecting a railway derailler according to this embodiment, wherein the second supporting portion 7 is adjusted, after the level gauge 10 displays the level, measurement of the horizontal distance and the vertical distance is started, and in addition, after the first scale 2 and the second scale 3 measure the horizontal distance and the vertical distance between the track 4 and the derailing slider 5, the signal transmitting device 11 sends data to the handheld terminal, and meanwhile, the horizontal distance and the vertical distance between the track 4 measured by the first scale 2 and the second scale 3 and the derailing slider 5 are within a preset acceptable measurement value range, and then the handheld terminal prompts measurement acceptable information.
In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects. However, the disclosed method should not be construed as reflecting the intention that: i.e., the claimed invention requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this invention.
The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any and all simple modifications, equivalent variations and adaptations of the embodiments described above, which are within the scope of the invention, may be made by those skilled in the art without departing from the scope of the invention.
Claims (12)
1. A railway derailer detection device, characterized in that: comprising
A frame body (1);
A first scale (2) movable in the horizontal direction of the frame (1);
A second scale (3) movable in the vertical direction of the frame (1);
the frame body (1) is provided with a first supporting part (6) matched with the track (4) and a second supporting part (7) matched with the derailing slide block (5);
wherein,
The first scale (2) measures the horizontal distance between the track (4) and the derailing slide block (5);
The second scale (3) measures the vertical distance between the track (4) and the derailing slide block (5);
A first positioning part (8) and a second positioning part (9) are arranged on the frame body (1);
The first positioning part (8) is matched with the first scale (2) and moves between the track (4) and the derailing slide block (5), so that the first scale (2) can measure the horizontal distance between the track (4) and the derailing slide block (5);
The second positioning part (9) is matched with the first supporting part (6) to realize the positioning between the frame body (1) and the track (4);
the second scale (3) is arranged on one side close to the second supporting part (7);
the second scale (3) can move in the vertical direction of the frame body (1), so that the vertical distance between the track (4) and the derailing slide block (5) is measured;
The second scale (3) can move in the horizontal direction of the frame body (1), so that the relative position of the second scale (3) and the derailment sliding block (5) is measured;
the first scale (2) and the second scale (3) are digital display scales;
The second supporting part (7) can adjust the distance between the frame body (1) and the derailing slide block (5) in the vertical direction of the frame body (1);
the second supporting part (7) realizes the distance adjustment in the vertical direction of the frame body (1) through an adjusting bolt (12) arranged on the frame body (1);
the frame body (1) is also provided with a level meter (10).
2. A railway derailleurs detection device according to claim 1, wherein: and also comprises
The signal transmitting device (11) is arranged on the frame body (1);
And the handheld terminal is connected with the signal transmitting device (11).
3. A railway derailleurs detection device according to claim 2, wherein: after the first scale (2) and the second scale (3) measure the horizontal distance and the vertical distance between the track (4) and the derailing slide block (5), the signal transmitting device (11) transmits data to the handheld terminal.
4. A railway derailleurs detection device according to claim 3, wherein:
The horizontal distance and the vertical distance between the track (4) and the derailment sliding block (5) measured by the first scale (2) and the second scale (3) are within the preset qualified measurement value range, and the handheld terminal prompts the measurement qualified information.
5. The railroad derailleurs detection device as defined in claim 4, wherein: the handheld terminal can display the measured values of the first scale (2) and the second scale (3) respectively;
The acceptable measured values of the first scale (2) and the second scale (3) can be set before measurement.
6. The railroad derailleurs detection device as defined in claim 5, wherein: -said acceptable measurement value of said first scale (2) is between 68mm and 90 mm;
The acceptable measurement of the second scale (3) is between 25mm and 35 mm.
7. A method for detecting a railway derailler comprising a device for detecting a railway derailler according to any one of the claims 1 to 6, characterized in that: the frame body (1) is placed between the track (4) and the derailing slide block (5), the first supporting part (6) is in contact with the track (4), and the second supporting part (7) is in contact with the derailing slide block (5); and adjusting the first scale (2) and the second scale (3), and measuring the horizontal distance and the vertical distance between the track (4) and the derailing slide block (5).
8. The method for detecting a railway derailler according to claim 7, wherein: and adjusting the second supporting part (7), and starting measuring the horizontal distance and the vertical distance after the level gauge (10) displays the level.
9. The method for detecting a railway derailler according to claim 8, wherein: after the first scale (2) and the second scale (3) measure the horizontal distance and the vertical distance between the track (4) and the derailment sliding block (5), the signal transmitting device (11) transmits data to the handheld terminal.
10. The method for detecting a railway derailler according to claim 9, wherein:
The horizontal distance and the vertical distance between the track (4) and the derailment sliding block (5) measured by the first scale (2) and the second scale (3) are within the preset qualified measurement value range, and the handheld terminal prompts the measurement qualified information.
11. The method for detecting a railway derailler according to claim 10, wherein: the handheld terminal is capable of displaying the measured values of the first scale (2) and the second scale (3) respectively.
12. The method for detecting a railroad detrack as set forth in claim 11 wherein: -said acceptable measurement value of said first scale (2) is between 68mm and 90 mm;
The acceptable measurement of the second scale (3) is between 25mm and 35 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910568980.8A CN112146540B (en) | 2019-06-27 | 2019-06-27 | Detection device of railway derailer and use method of detection device |
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| CN201910568980.8A CN112146540B (en) | 2019-06-27 | 2019-06-27 | Detection device of railway derailer and use method of detection device |
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| CN112146540B true CN112146540B (en) | 2024-04-19 |
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| CN203550847U (en) * | 2013-10-16 | 2014-04-16 | 南车二七车辆有限公司 | A railway freight car upper center plate and upper side bearing spatial position general detection apparatus |
| CN206002041U (en) * | 2016-08-23 | 2017-03-08 | 石家庄京铁腾飞工量具有限公司 | One kind has tiny fragments of stone, coal, etc. bridge line beam eccentricity detecting chi |
| CN206618357U (en) * | 2017-01-23 | 2017-11-07 | 潍柴动力股份有限公司 | A kind of combined measuring tool |
| CN209978772U (en) * | 2019-06-27 | 2020-01-21 | 中国铁路工会丰台车辆段委员会 | Detection apparatus for railway derailer |
-
2019
- 2019-06-27 CN CN201910568980.8A patent/CN112146540B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203550847U (en) * | 2013-10-16 | 2014-04-16 | 南车二七车辆有限公司 | A railway freight car upper center plate and upper side bearing spatial position general detection apparatus |
| CN206002041U (en) * | 2016-08-23 | 2017-03-08 | 石家庄京铁腾飞工量具有限公司 | One kind has tiny fragments of stone, coal, etc. bridge line beam eccentricity detecting chi |
| CN206618357U (en) * | 2017-01-23 | 2017-11-07 | 潍柴动力股份有限公司 | A kind of combined measuring tool |
| CN209978772U (en) * | 2019-06-27 | 2020-01-21 | 中国铁路工会丰台车辆段委员会 | Detection apparatus for railway derailer |
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