CN110203248A - A kind of track undulatory wear detection device mounting structure - Google Patents

A kind of track undulatory wear detection device mounting structure Download PDF

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Publication number
CN110203248A
CN110203248A CN201910604283.3A CN201910604283A CN110203248A CN 110203248 A CN110203248 A CN 110203248A CN 201910604283 A CN201910604283 A CN 201910604283A CN 110203248 A CN110203248 A CN 110203248A
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CN
China
Prior art keywords
detection device
slotted hole
mounting base
bolt
device mounting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910604283.3A
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Chinese (zh)
Inventor
刘创
宋廷海
隆孝军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Ziyang Co Ltd
Original Assignee
CRRC Ziyang Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CRRC Ziyang Co Ltd filed Critical CRRC Ziyang Co Ltd
Priority to CN201910604283.3A priority Critical patent/CN110203248A/en
Publication of CN110203248A publication Critical patent/CN110203248A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61KAUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
    • B61K9/00Railway 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
    • B61K9/08Measuring installations for surveying permanent way

Abstract

The invention discloses a kind of track undulatory wear detection device mounting structures, including the mounting base being placed on vehicle frame, mounting base lower slide connecting detection equipment mounting base, detection device mounting base lower slide connect wave and grind detection device, and wave mill detection device is placed in above rail;Mounting base bottom face is equipped with the first slotted hole, and be slidably installed the first bolt on the first slotted hole, and mounting base passes through the first bolt and the first nut fixed test equipment mounting base;Detection device mounting base bottom face is equipped with the second slotted hole, and be slidably installed the second bolt on the second slotted hole, and detection device mounting base grinds detection device by the second bolt and the fixed wave of the second nut;It is vertical on the second slotted hole length direction on first slotted hole length direction, and be parallel on the first slotted hole length direction in rail or horizontal plane perpendicular to rail.The structure can be adjusted in parallel and vertical rail direction in the horizontal plane, and effective guarantee wave mill detection device is mounted on optimum precision position.

Description

A kind of track undulatory wear detection device mounting structure
Technical field
The invention belongs to field of urban rail, and in particular to a kind of track undulatory wear detection device mounting structure.
Background technique
Rail put into operation after again surface form the period irregularity phenomenon of certain rule, be exactly common waveform mill Damage, abbreviation wave mill.The generation of rail corrugation not only causes strong vibration and noise, but also also adds the dimension of maintenance rail Expense is repaired, while having an effect on traffic safety.Therefore, it is necessary to be detected with wave mill detection device to rail corrugation.Currently, subway Track wave mill detection device is fixedly mounted at mostly on track detecting vehicle carriage, but since wave grinds detection device installation site Error have a great impact to the detection accuracy of wave mill detection device, when fixed installation often due to the foozle of steel construction Mounting base size positions are caused to be more than technical requirements range and dismantle and do over again.Waste a large amount of time and efforts.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of track undulatory wear detection device mounting structure, it can be in horizontal plane Interior parallel and vertical rail direction is adjusted, and effective guarantee wave mill detection device is mounted on optimum precision position.
The technical solution adopted by the invention is as follows:
A kind of track undulatory wear detection device mounting structure, including the mounting base being placed on vehicle frame, under the mounting base Portion is slidably connected detection device mounting base, and the detection device mounting base lower slide connection wave grinds detection device, the wave mill Detection device is placed in above rail;The mounting base bottom face is equipped with the first slotted hole, slides peace on first slotted hole Equipped with the first bolt, the mounting base passes through first bolt and the fixed detection device mounting base of the first nut;It is described Detection device mounting base bottom face is equipped with the second slotted hole, is slidably fitted with the second bolt on second slotted hole, described Detection device mounting base grinds detection device by the second bolt and the fixed wave of the second nut;The first oval hole length side It is vertical on the second slotted hole length direction upwards, and rail or water are parallel on the first slotted hole length direction Perpendicular to rail in plane.
Undulatory wear detection device mounting structure of the invention can carry out in parallel and vertical rail direction in the horizontal plane It adjusts, grinds detection device without dismantling mounting base and wave, so that it may so that wave mill detection device is mounted on optimum precision position, thus Guarantee that wave mill detection device accurately detects rail corrugation, avoids wave frequent when grinding detection device installation or Maintenance and Repair It is time-consuming that debugging calibration is greatly decreased in disassembly, and structure is simple, low in cost.
Preferably, the mounting seat bottom face is set there are two the first slotted hole, one of them described first slotted hole It is placed in mounting base bottom face side, another described first slotted hole and first slotted hole above-mentioned are relative to peace It is symmetrical to fill seat center line, is provided with first in the middle part of two first slotted holes and wears screw hole.
Using above-mentioned preferred embodiment, detection device mounting base can be made steady, be firmly fixed to mounting base lower part.
Preferably, the detection device mounting base bottom face is set there are two the second slotted hole, one of them described second Slotted hole is placed in the detection device mounting base bottom face side, another described second slotted hole and aforementioned one second length Circular hole is symmetrical relative to detection device mounting base center line, is provided with second in the middle part of two second slotted holes and wears screw hole.
Using above-mentioned preferred embodiment, wave mill detection device can be made steady, be firmly fixed under detection device mounting base Portion.
Preferably, the first installation guide rail is provided on first slotted hole, first bolt is slidably mounted on described On first installation guide rail.
Using above-mentioned preferred embodiment, the first bolt can be limited only above the first oval hole length to moving, without sending out Raw offset, and can guarantee not easily moveable and loosening after the first bolt fastening simultaneously.
Preferably, the second installation guide rail is provided on second slotted hole, second bolt is slidably mounted on described On second installation guide rail.
Using above-mentioned preferred embodiment, the second bolt can be limited only above the second oval hole length to moving, without sending out Raw offset, and can guarantee not easily moveable and loosening after the second bolt fastening simultaneously.
Preferably, the mounting base is L-type.
Preferably, the mounting base is welded on the vehicle frame.
Using above-mentioned preferred embodiment, it is adapted to bottom of frame structure and makes full use of space, increase mounting base and vehicle frame Contact surface, increase mounting base and vehicle frame connection between firm welding.
Preferably, the detection device mounting base includes the mounting plate connecting with the mounting base and is placed in the mounting plate On arc-shaped seat, the arc-shaped seat be equipped with the second slotted hole.
Using above-mentioned preferred embodiment, connecting detection equipment mounting base and wave grind detection device.
Detailed description of the invention
Fig. 1 is wave mill detection device mounting structure schematic diagram;
Fig. 2 is mounting base and detection device mounting base attachment structure schematic diagram;
Fig. 3 is mounting base structural schematic diagram;
Fig. 4 is Section A-A figure in Fig. 3;
Fig. 5 is detection device mounting base structural schematic diagram;
Fig. 6 is Section A-A figure in Fig. 5;
Fig. 7 is section B-B figure in Fig. 5.
In figure, 1- vehicle frame, 2- mounting base, 3- detection device mounting base, 3.1- mounting plate, 3.2- arc-shaped seat, the mill inspection of 4- wave Survey device, 5- rail, the installation guide rail of 6- first, 7 second installation guide rails, the first bolt of 8-, the first nut of 9-, the second bolt of 10-, The second nut of 11-, the first slotted hole of 12-, the second slotted hole of 13-, 14- first wear screw hole, and 15- second wears screw hole.
Specific embodiment
The invention will be further described with embodiment for explanation with reference to the accompanying drawing, and mode of the invention includes but not only limits In following embodiment.
Embodiment 1
A kind of track undulatory wear detection device mounting structure, as shown in Fig. 1-Fig. 7, including the installation being placed on vehicle frame 1 Seat 2, the 2 lower slide connecting detection equipment mounting base 3 of mounting base, 3 lower slide of detection device mounting base connect wave Detection device 4 is ground, the wave mill detection fills 4 and is placed in 5 top of rail;2 bottom face of mounting base is equipped with the first slotted hole 12, The first bolt 8 is slidably fitted on first slotted hole 12, the mounting base 2 passes through first bolt 8 and the first nut 9 The fixed detection device mounting base 3;3 bottom face of detection device mounting base be equipped with the second slotted hole 13, described second The second bolt 10 is slidably fitted on slotted hole 13, the detection device mounting base 3 passes through second bolt 10 and the second spiral shell The fixed wave of mother 11 grinds detection device 4, and first slotted hole 12 is mutually perpendicular to second slotted hole 13, and described the One slotted hole 12 is parallel in 5 direction of rail or horizontal plane perpendicular to rail 5.Undulatory wear detection device installation of the invention Structure includes the mounting base 2 being placed on vehicle frame 1, and the mounting base 2 is fixedly connected on vehicle frame 1, as shown in Figure 1, being fixedly connected Mode is welding, and threaded connection etc. is fixedly connected with mode to be common to those skilled in the art, no longer carries out herein detailed It illustrates.The 2 lower slide connecting detection equipment mounting base 3 of mounting base, as shown in Fig. 2, and 2 lower part of mounting base and detection device The connection type of mounting base 3 is that the first slotted hole 12 is arranged in 2 bottom face of mounting base, and such as Fig. 3, shown in Fig. 4, described first is long The first bolt 8 is slidably fitted on circular hole 12, i.e. the nut on 8 top of the first bolt is above first slotted hole 12, and first The screw rod of 8 lower part of bolt slides in the first slotted hole 12, and the mounting base 2 is solid by first bolt 8 and the first nut 9 The fixed detection device mounting base 3, unscrews the first nut 9, the first bolt 8 can be slided on 12 length direction of the first slotted hole It is dynamic, when the first bolt 8 drives detection device mounting base 3 to slide into suitable position, the first nut 9 is tightened, to fix the One bolt 8, and since the first slotted hole 12 is parallel in rail 5 or horizontal plane in the longitudinal direction perpendicular to rail, The detection device mounting base 3 connecting with the first bolt 8 can be along being parallel in rail 5 or horizontal plane perpendicular to 5 direction of rail Upper adjusting, and the wave mill detection device 4 connecting with detection device mounting base 3 can also be parallel in rail 5 or horizontal plane Perpendicular to rail, 5 side is adjusted up.3 lower slide of the detection device mounting base connection wave grinds detection device 4, as shown in Figure 1, The connection type of detection device mounting base 3 and wave mill detection device 4 is long in 3 bottom face of detection device mounting base setting second Circular hole 13 shown in Fig. 7, is slidably fitted with the second bolt 10, i.e. the second bolt 10 such as Fig. 5, Fig. 6 on second slotted hole 13 The nut on top is above second slotted hole 13, and the screw rod of 10 lower part of the second bolt slides in the second slotted hole 13, institute It states detection device mounting base 3 and detection device 4 is ground by second bolt 10 and the fixed wave of the second nut 11, unscrew second Second bolt 10 can be slided on 13 length direction of the second slotted hole for nut 11, drives wave mill detection to the second bolt 10 When device 4 arrives suitable position, the second nut 11 is tightened, to fix the second bolt 10, and due to 12 length side of the first slotted hole It is vertical on 13 length direction of the second slotted hole upwards, therefore, when being parallel to rail 5 on 12 length direction of the first slotted hole When, it connect wave mill detection device 4 with the second bolt 10 and is adjusted up in the horizontal plane perpendicular to 5 side of rail;When the first slotted hole 12 when horizontal plane is in rail 5, and wave mill detection device 4 is adjusted on being parallel to rail 5.Therefore, in the present embodiment, may be used Be arranged 12 length direction of the first slotted hole on it is parallel with rail 5, on 13 length direction of the second slotted hole in the horizontal plane with steel Rail 5 is vertical, therefore, is slided on 12 length direction of the first slotted hole by adjusting the first bolt 8, and wave mill detection device 4 is made to exist The direction for being parallel to rail 5 is adjusted, and is slided on 13 length direction of the second slotted hole by adjusting the second bolt 10, and wave mill inspection is made It surveys device 4 to be adjusted up perpendicular to the side of rail 5 in the horizontal plane, so that wave mill detection device 4 be made to be mounted on 5 top of rail The wave mill debugging calibration consumption of detection device 4 is greatly decreased without dismantling mounting base 2 and wave mill detection device 4 in optimum precision position When, and structure of the invention is simple, it is easily operated and low in cost.In this embodiment, wave mill detection device 4 is being parallel to steel The range that the range that 5 side of rail is adjusted up is adjusted up in 58mm, in the horizontal plane perpendicular to 5 side of rail 78mm i.e. Can, but adjustable range is not limited thereto.
Embodiment 2
Based on the above embodiment 1, such as Fig. 2, Fig. 3, shown in Fig. 4,2 bottom face of mounting seat sets long there are two first Circular hole 12, one of them described first slotted hole 12 are placed in the 2 bottom face side of mounting base, another is described first oval Hole 12 and aforementioned first slotted hole 12 are symmetrical relative to 2 center line of mounting base, set in the middle part of two first slotted holes 12 It is equipped with first and wears screw hole 14.Since first slotted hole 12 is placed in the 2 bottom face side of mounting base in the present embodiment, separately One first slotted hole 12 and aforementioned first slotted hole 12 are symmetrical, any one first slotted hole 12 is pacified with detection device It fills 3 to connect by the first bolt 8, can making on the first slotted hole 12 of 2 bottom side of mounting base setting, there are two the first bolts 8, the nut on the first bolt 8 can pass through be arranged in 12 middle part of the first slotted hole to wear screw hole 14 long to be placed in described first The top of circular hole 12, therefore mounting base 2 and 3 tie point of detection device mounting base can be made to have 4, therefore, make mounting base 2 and inspection The connection of measurement equipment mounting base 3 is more steady, securely.In addition, the first number for wearing circular hole 12 of 2 bottom of mounting base is not limited to 2. In the present embodiment, other contents not described are same as the previously described embodiments, and details are not described herein again.
Embodiment 3
Based on the above embodiment 1, such as Fig. 1, Fig. 2, Fig. 5, Fig. 6, shown in Fig. 7,3 bottom face of detection device mounting base If there are two the second slotted hole 13, one of them described second slotted hole 13 is placed in 3 bottom face of detection device mounting base Side, another described second slotted hole 13 is with aforementioned second slotted hole 13 relative to 3 center line of detection device mounting base Symmetrically, second is provided in the middle part of two second slotted holes 12 wear screw hole 15.In the present embodiment, due to second slotted hole 13 are placed in the 3 bottom face side of detection device mounting base, another described second slotted hole 13 and aforementioned one second length Circular hole 13 is symmetrical, any one second slotted hole 13 is connect with wave mill detection device 4 by the second bolt 10, can make detection device There are two the second bolt 10, the nut on the second bolt 10 can be worn for setting on second slotted hole 12 of 3 bottom side of mounting base It crosses to be arranged in the middle part of the second slotted hole 13 and wears screw hole 15 to be placed in the top of second slotted hole 13, therefore can make to examine Measurement equipment mounting base 3 and wave mill 4 tie point of detection device have 4, therefore, detection device mounting base 3 and wave are made to grind detection device 4 Connection is more steady, securely.In addition, the number of the second slotted hole 13 of detection device mounting base bottom is not limited to 2.This implementation In example, other contents not described are same as the previously described embodiments, and details are not described herein again.
Embodiment 4
Based on the above embodiment 1 or 2, such as Fig. 2, Fig. 3, Fig. 4, it is provided with the first installation guide rail 6 on described first oval 12, First bolt 8 is slidably mounted on the first installation guide rail 6.First bolt 8 described in the present embodiment is slidably mounted on On the first installation guide rail 6, i.e., the nut on the top of described first bolt 8 is placed on the first installation guide rail 6, the first spiral shell The bolt of 8 lower part of bolt slides in the first slotted hole 12, since the nut on 8 top of the first bolt is placed in the first installation guide rail On 6, therefore, the movement of the first bolt 8 is limited by the first installation guide rail 6, and the first bolt 8 is located always with the first slotted hole 12 In vertical relation, make the first bolt 8 that can only prevent the first bolt 8 from sliding towards moving on 12 length direction of the first slotted hole It deviates in the process, and after the fixation of first nuts 9 excessively of the first bolt logical 8, is not susceptible to move and loosen.It is other in the present embodiment The content not described is same as the previously described embodiments, and details are not described herein again.
Embodiment 5
Based on it is above-mentioned be embodiment 1 or 3, such as Fig. 2, Fig. 5, Fig. 6, shown in Fig. 7, is provided on second slotted hole 13 Two installation guide rails 7, second bolt 10 are slidably mounted on the second installation guide rail 7.Second spiral shell described in the present embodiment Bolt 10 is slidably mounted on the second installation guide rail 7, i.e., the nut on the top of described second bolt 10 is placed in second peace It fills on guide rail 7, the bolt of 10 lower part of the second bolt slides in the second slotted hole 13, since the nut on 10 top of the second bolt is set In on the second installation guide rail 7, therefore, the movement of the second bolt 10 is limited by the second installation guide rail 7, the second bolt 10 It is in vertical relation always with the second slotted hole 13, move up the second bolt 10 can only towards 13 length direction of the second slotted hole It is dynamic, prevent the second bolt 10 from deviating in sliding process, and the second bolt 10 by the second nut 11 it is fixed after, be not susceptible to move It moves and loosens.In the present embodiment, other contents not described are same as the previously described embodiments, and details are not described herein again.
Embodiment 6
Based on the above embodiment 1 or 2, as shown in figure 4, the mounting base 2 is L-type.When mounting base 2 is L-type, with vehicle frame 1 contact surface is not only 2 upper top of L-type mounting base and there are also one sides, it is thus possible to increase the contact surface with vehicle frame 1 Product increases the fastness between mounting base 2 and the connection of vehicle frame 1.But the mounting base 2 in the present embodiment is not limited only to L-type, it can be with For other shapes such as square and groove types.In the present embodiment, other contents not described are same as the previously described embodiments, herein no longer It repeats.
Embodiment 7
Based on the above embodiment 1 or 3, as illustrated in figs. 5-7, the detection device mounting base 3 includes and the mounting base 2 connects The mounting plate 3.1 connect and the arc-shaped seat 3.2 being placed on the mounting plate 3.1, the arc-shaped seat 3.2 are equipped with the second slotted hole 13.Detection device mounting base 3 of the invention only includes the mounting plate 3.1 connecting with the mounting base 2, and mounting plate 3.1 is equipped with For connecting the arc-shaped seat 3.2 of wave mill detection device 4, the second slotted hole 13 is provided on arc-shaped seat 3.2 for connecting wave mill inspection Survey device 4.When the second slotted hole 13 be equipped with second installation guide rail 7 when, by second installation guide rail 7 setting mounting plate 3.1 with On the second slotted hole 13 between arc-shaped seat 3.2.3 structure of detection device mounting base in the present embodiment is simple and beautiful, is convenient for Detection device mounting base 3 connects mounting base 2 and wave grinds detection device 4.In the present embodiment, other contents not described and above-mentioned reality It is identical to apply example, details are not described herein again.
Embodiment 8
Based on the above embodiment 1, the installation 2 is welded on the vehicle frame 1.Mounting base 2 is consolidated by the way of welding It is scheduled on vehicle frame 1, is because welding has connectivity good, good integrity, the advantages such as welding structure rigidity is big are suitable for this implementation In mounting base fix.In the present embodiment, other contents not described are same as the previously described embodiments, and details are not described herein again.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Within the technical scope of the present disclosure, any changes or substitutions that can be easily thought of by anyone skilled in the art, It should be covered by the protection scope of the present invention.The present invention expands to any new feature disclosed in the present specification or any New combination, and disclose any new method or process the step of or any new combination.

Claims (8)

1. a kind of track undulatory wear detection device mounting structure, which is characterized in that described including the mounting base being placed on vehicle frame Mounting base lower slide connecting detection equipment mounting base, the detection device mounting base lower slide connection wave grind detection device, The wave mill detection device is placed in above rail;The mounting base bottom face is equipped with the first slotted hole, first slotted hole On be slidably fitted with the first bolt, the mounting base passes through the fixed detection device installation of first bolt and the first nut Seat;The detection device mounting base bottom face is equipped with the second slotted hole, is slidably fitted with the second spiral shell on second slotted hole Bolt, the detection device mounting base grind detection device by second bolt and the fixed wave of the second nut;Described first It is vertical on the second slotted hole length direction on slotted hole length direction and parallel on the first slotted hole length direction In in rail or horizontal plane perpendicular to rail.
2. a kind of track undulatory wear detection device mounting structure according to claim 1, which is characterized in that the installation Pedestal bottom face is set there are two the first slotted hole, one of them described first slotted hole is placed in the mounting base bottom face one Side, another described first slotted hole and first slotted hole above-mentioned are symmetrical relative to mounting base center line, described in two First, which is provided with, in the middle part of first slotted hole wears screw hole.
3. a kind of track undulatory wear detection device mounting structure according to claim 1, which is characterized in that the detection Equipment mounting base bottom face is set there are two the second slotted hole, one of them described second slotted hole is placed in the detection device peace Seat bottom face side, another described second slotted hole and second slotted hole above-mentioned is filled to install relative to detection device Seat center line is symmetrical, is provided with second in the middle part of two second slotted holes and wears screw hole.
4. a kind of track undulatory wear detection device mounting structure according to claim 1 or 2, which is characterized in that described The first installation guide rail is provided on first slotted hole, first bolt is slidably mounted on the first installation guide rail.
5. a kind of track undulatory wear detection device mounting structure according to claim 1 or 3, which is characterized in that described The second installation guide rail is provided on second slotted hole, second bolt is slidably mounted on the second installation guide rail.
6. a kind of track undulatory wear detection device mounting structure according to claim 1 or 2, which is characterized in that described Mounting base is L-type.
7. a kind of track undulatory wear detection device mounting structure according to claim 1 or 3, which is characterized in that described Detection device mounting base includes the mounting plate connecting with the mounting base and the arc-shaped seat that is placed on the mounting plate, the arc Seat is equipped with the second slotted hole.
8. a kind of track undulatory wear detection device mounting structure according to claim 1, which is characterized in that the installation Seat is welded on the vehicle frame.
CN201910604283.3A 2019-07-05 2019-07-05 A kind of track undulatory wear detection device mounting structure Pending CN110203248A (en)

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Application Number Priority Date Filing Date Title
CN201910604283.3A CN110203248A (en) 2019-07-05 2019-07-05 A kind of track undulatory wear detection device mounting structure

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Application Number Priority Date Filing Date Title
CN201910604283.3A CN110203248A (en) 2019-07-05 2019-07-05 A kind of track undulatory wear detection device mounting structure

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114261423A (en) * 2020-09-16 2022-04-01 深圳大学 Steel rail wave-shaped abrasion detection device and detection method

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CN107738654A (en) * 2017-11-20 2018-02-27 中车资阳机车有限公司 It is a kind of can bidirectional modulation mounting seat
CN207389215U (en) * 2017-09-11 2018-05-22 北京星通浩宇科技发展有限公司 A kind of ripple grinds detection device
CN108974035A (en) * 2018-09-06 2018-12-11 中车资阳机车有限公司 A kind of three coordinate regulating mechanism of locomotive seat
CN210363864U (en) * 2019-07-05 2020-04-21 中车资阳机车有限公司 Track wave wearing and tearing detection device mounting structure

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204676703U (en) * 2015-05-28 2015-09-30 上海思纳建筑规划设计有限公司 A kind of two-way slotted hole sliding hinge bearing
CN204738195U (en) * 2015-06-23 2015-11-04 中铁物总技术有限公司 Railway track wave wearing and tearing grinding machanism
CN106969239A (en) * 2017-03-21 2017-07-21 贵州詹阳动力重工有限公司 A kind of installation governor motion of all-terrain vehicle and its compressor
CN207389215U (en) * 2017-09-11 2018-05-22 北京星通浩宇科技发展有限公司 A kind of ripple grinds detection device
CN107738654A (en) * 2017-11-20 2018-02-27 中车资阳机车有限公司 It is a kind of can bidirectional modulation mounting seat
CN108974035A (en) * 2018-09-06 2018-12-11 中车资阳机车有限公司 A kind of three coordinate regulating mechanism of locomotive seat
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114261423A (en) * 2020-09-16 2022-04-01 深圳大学 Steel rail wave-shaped abrasion detection device and detection method

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