CN110329287B - Overhead contact system overhauls operation car and auxiliary device thereof - Google Patents
Overhead contact system overhauls operation car and auxiliary device thereof Download PDFInfo
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- CN110329287B CN110329287B CN201910733449.1A CN201910733449A CN110329287B CN 110329287 B CN110329287 B CN 110329287B CN 201910733449 A CN201910733449 A CN 201910733449A CN 110329287 B CN110329287 B CN 110329287B
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- 238000012546 transfer Methods 0.000 claims abstract description 4
- 238000012423 maintenance Methods 0.000 claims description 41
- 230000007246 mechanism Effects 0.000 claims description 26
- 230000008602 contraction Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
- B60M1/00—Power supply lines for contact with collector on vehicle
- B60M1/12—Trolley lines; Accessories therefor
- B60M1/28—Manufacturing or repairing trolley lines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
- B61D15/08—Railway inspection trolleys
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Transportation (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The application discloses a contact net overhauling operation vehicle and an auxiliary device thereof, comprising: the guide rail is arranged on an operation platform of the overhead contact system overhaul operation vehicle and extends in the length direction of the operation platform; the auxiliary platform is arranged on the guide rail, the auxiliary platform can automatically move on the guide rail, and the height of the auxiliary platform is larger than that of the operating platform. The auxiliary device is provided with the auxiliary platform with the height larger than that of the operation platform, can replace a ladder, so that operators can stand on the auxiliary platform to carry out omnibearing full overhaul on higher components such as a contact net carrier rope and the like, and can automatically move on the guide rail laid on the operation platform to realize the transfer of the auxiliary platform between different overhaul positions, thereby avoiding carrying operation, not only reducing the workload of the operators, but also improving the efficiency of overhaul operation.
Description
Technical Field
The invention relates to the technical field of railway maintenance vehicles, in particular to an auxiliary device of a contact net maintenance vehicle.
Background
At present, the maintenance operation of the overhead contact system equipment is mostly carried out by adopting a ladder car or a plurality of operation cars which are connected with each other, and the overhead contact system maintenance operation car is an important tool for daily maintenance, overhaul, accident emergency repair and electrified construction of the overhead contact system of the electrified railway. With the development of railway crossing, the operation mileage of high-speed railways in China is increased year by year, and the maintenance and overhaul work of contact networks is becoming more and more important. In order to improve railway operation efficiency and shorten skylight operation time, the overhead contact system maintenance operation vehicle is required to be capable of reaching and withdrawing quickly.
The existing overhead contact system overhaul operation vehicle comprises a vehicle body and an overhaul platform, when overhaul operation is carried out, the overhaul platform after lifting sometimes cannot overhaul higher components due to the height limitation, for example, the contact system carrier cable cannot be overhauled, so that a ladder is required to be placed on the overhaul platform, an operator steps on the ladder to carry out corresponding overhaul operation, but when overhaul is required for a plurality of overhead contact systems at different positions, the operator needs to carry the ladder among different overhaul positions, and the carrying operation of the ladder is time-consuming and labor-consuming, so that the workload of the operator is increased, and the overhaul efficiency is also influenced.
Disclosure of Invention
In view of the above, the present invention provides an auxiliary device for an overhead line system maintenance vehicle, which can reduce the workload of operators and can also improve maintenance efficiency. The invention also provides a contact net overhauling operation vehicle with the auxiliary platform.
In order to achieve the above purpose, the present invention provides the following technical solutions:
An auxiliary device of a contact net overhaul operation vehicle, comprising:
the guide rail is arranged on an operation platform of the overhead contact system overhaul operation vehicle and extends in the length direction of the operation platform;
The auxiliary platform is arranged on the guide rail, the auxiliary platform can automatically move on the guide rail, and the height of the auxiliary platform is larger than that of the operating platform.
Preferably, in the auxiliary device for a contact net maintenance operation vehicle, the auxiliary platform is disposed on a moving mechanism, and automatically moves on the guide rail through the moving mechanism, and the moving mechanism includes:
A slider provided on the guide rail and capable of sliding on the guide rail;
a support plate connected to the slider;
And the motor is arranged on the supporting plate and drives the sliding block to slide.
Preferably, in the auxiliary device for the overhead line system maintenance operation vehicle, the auxiliary platform is disposed on the supporting plate through a lifting mechanism, and can lift relative to the operation platform under the driving of the lifting mechanism.
Preferably, in the auxiliary device for a contact net maintenance operation vehicle, the lifting mechanism includes:
The bottom end of the supporting frame is hinged with the supporting plate, and the auxiliary platform is connected to the top end of the supporting frame;
The electric cylinder is hinged to the supporting plate, a piston of the electric cylinder is hinged to the top end of the supporting frame, and the piston can drive the supporting frame to rotate around a bottom end hinge point in different directions through expansion and contraction, so that the auxiliary platform connected to the top end of the supporting frame is lifted relative to the operating platform.
Preferably, in the auxiliary device for the overhead line system maintenance work vehicle, the support frame is provided with a plurality of pedals, and the plurality of pedals can form steps leading from the operation platform to the auxiliary platform.
Preferably, in the auxiliary device of the overhead contact system maintenance operation vehicle, a protection rail is disposed around the auxiliary platform, and the protection rail includes:
The vertical rods are perpendicular to the auxiliary platform, and each vertical rod is arranged at different corners of the auxiliary platform;
the cross bars are connected to the top ends of the vertical bars and parallel to the auxiliary platform, and each cross bar is connected with two vertical bars which are adjacently arranged.
Preferably, in the auxiliary device for a contact net maintenance operation vehicle, all the vertical rods can stretch or slide relative to the auxiliary platform, so that the cross rod can lift relative to the auxiliary platform.
Preferably, in the auxiliary device for the overhead line system maintenance operation vehicle, a controller for controlling the motor and the electric cylinder is disposed on the cross bar.
Preferably, in the auxiliary device for the overhead line system maintenance operation vehicle, the auxiliary devices are provided in plurality and are respectively disposed at two sides of a length center line of the operation platform, and all guide rails of the auxiliary devices are disposed parallel to the length center line and symmetrically disposed with respect to the length center line.
The utility model provides a contact net overhauls operation car, includes the automobile body and sets up operating platform at the automobile body top, its characterized in that still includes auxiliary device, auxiliary device with operating platform is auxiliary device and operating platform in above-mentioned arbitrary item respectively.
The auxiliary device of the overhead line system overhaul operation vehicle provided by the invention is provided with the auxiliary platform with the height larger than that of the operation platform, so that operators can stand on the auxiliary platform to carry out omnibearing full overhaul on higher components such as the overhead line system carrier cable and the like, and the auxiliary platform can also automatically move on the guide rail paved on the operation platform so as to realize the transfer of the auxiliary platform between different overhaul positions, thereby avoiding carrying operation, not only reducing the workload of the operators, but also improving the efficiency of overhaul operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an auxiliary device of a contact net maintenance operation vehicle, which is provided by the embodiment of the invention, working in cooperation with a lifted operation platform and a vehicle body when the auxiliary platform is lifted;
FIG. 2 is a schematic view of the structure of the auxiliary platform cooperating with the descending operation platform and the vehicle body when descending;
FIG. 3 is an isometric view of the auxiliary device as the auxiliary platform is raised;
FIG. 4 is a front view of the auxiliary device as the auxiliary platform is raised;
FIG. 5 is a side view of FIG. 4;
FIG. 6 is a top view of FIG. 4;
FIG. 7 is an isometric view of the auxiliary device as the auxiliary platform is lowered;
FIG. 8 is a front view of the auxiliary device as the auxiliary platform is lowered;
FIG. 9 is a side view of FIG. 8;
Fig. 10 is a top view of fig. 8.
In fig. 1-10 above:
The device comprises a guide rail 1, an auxiliary platform 2, a support plate 3, a motor 4, a support frame 5, an electric cylinder 6, a pedal 7, a vertical rod 8, a cross rod 9, a controller 10, a drag chain 11, an operation platform 12 and a vehicle body 13.
Detailed Description
The invention provides an auxiliary device of a contact net overhaul operation vehicle, which not only can reduce the workload of operators, but also can improve the overhaul efficiency.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 10, an auxiliary device of a contact net maintenance operation vehicle is provided in an embodiment of the present invention, which mainly includes a guide rail 1 and an auxiliary platform 2, wherein the guide rail 1 is disposed on a floor of an operation platform 12 of the contact net maintenance operation vehicle, and the guide rail 1 extends in a length direction of the operation platform 12 (because the maintenance platform disposed on top of the contact net maintenance operation vehicle is a long-strip-shaped platform, similar to a corridor, so the length direction refers to an extending direction of a long side of the long-strip-shaped platform, as shown by an arrow in fig. 3); the auxiliary platform 2 arranged on the guide rail 1 is moved, the moving mode of the auxiliary platform 2 is automatic, and because the guide rail 1 extends along the length direction of the operation platform 12, the auxiliary platform 2 can realize the transfer between different maintenance positions of the overhead contact system by automatically moving on the guide rail 1, and the height of the auxiliary platform 2 is greater than that of the operation platform 12, so that an operator standing on the auxiliary platform 2 is higher than that standing on the operation platform 12, and maintenance on the higher position is realized.
The auxiliary device is movable, light in design, convenient to use, low in failure rate and strong in bearing capacity, is matched with the operation platform 12 of the overhead contact system overhauling operation vehicle, and can meet overhauling of operators on the overhead contact system carrier ropes.
Specifically, as shown in fig. 3 to 10, the auxiliary platform 2 is provided on a moving mechanism, and automatically moves on the guide rail 1 by the moving mechanism, the moving mechanism including: a slider (not shown in the figure) provided on the guide rail 1 and capable of sliding on the guide rail 1; a support plate 3 connected to the slider; a motor 4 provided on the support plate 3 and driving the slider to slide. The mechanism capable of moving the auxiliary platform 2 on the guide rail 1 may be of various types, and the driving means may also include manual and automatic ones, but the moving mechanism composed of the slider, the support plate 3 and the motor 4 is preferable in this embodiment because it is simple in structure and capable of automatically moving the auxiliary platform 2 and the worker standing thereon, so that it is considered as a preferable structure of this embodiment. Specifically when working, when working personnel finish overhauling in the position, the motor 4 can be controlled to start, the started motor 4 can drive the sliding block to slide on the guide rail 1, so that the supporting plate 3 connected with the sliding block moves, further the auxiliary platform 2 arranged on the supporting plate 3 is moved, when working personnel standing on the auxiliary platform 2 move to the next overhauling position, the motor 4 is controlled to stop working, the sliding block stops sliding, and the auxiliary platform 2 and working personnel on the auxiliary platform stop moving. Wherein the support plate 3 is a support member supporting the auxiliary platform 2 and the lifting mechanism mentioned below.
As shown in fig. 3 to 10, the auxiliary platform 2 is preferably disposed on the support plate 3 by a lifting mechanism, and can be lifted and lowered relative to the operation platform 12 by the lifting mechanism. The auxiliary platform 2 can be lifted relative to the operation platform 12 instead of the auxiliary platform 2 being always at a higher position relative to the operation platform 12, because the overall height of the overhead contact line maintenance vehicle when running on a railway is regulated, even if the auxiliary device is added in this embodiment, the overall height of the overhead contact line maintenance vehicle when running cannot exceed the regulation, otherwise, the auxiliary device can be lifted due to the fact that the auxiliary device is possibly in contact with overhead contact line wires along the line, in a specific operation process, when the overhead contact line maintenance vehicle runs, the auxiliary device is lowered to be close to the operation platform 12 as much as possible, preferably, the retraction height of the auxiliary platform 2 (the highest point of the auxiliary platform 2 is separated from the floor surface of the operation platform 12) is 545mm, so as to meet the requirements of GB 146.1 standard rail distance vehicle limit, and meanwhile, the lifting height of the auxiliary platform 2 is preferably 720mm, so as to meet the maintenance requirements of the overhead contact line.
In this embodiment, as shown in fig. 3 to 10, the lifting mechanism preferably includes: the bottom end of the support frame 5 is hinged with the support plate 3, and the auxiliary platform 2 is connected to the top end of the support frame 5; the electric cylinder 6 hinged on the supporting plate 3, the piston of the electric cylinder 6 is hinged with the top end of the supporting frame 5, so that the electric cylinder 6 and the supporting frame 5 form a herringbone supporting structure, and the piston drives the supporting frame 5 to rotate around a bottom end hinge point (namely, the hinge axis of the bottom end of the supporting frame 5 and the hinge axis of the supporting plate 3) to different directions (namely, clockwise and anticlockwise in view angles shown in fig. 5 and 9) through extension and contraction, so that the auxiliary platform 2 connected with the top end of the supporting frame 5 is lifted relative to the operating platform 12 (in the process of rotating the supporting frame 5, the auxiliary platform 2 is always kept horizontal). The lifting mechanism with the structure can enable the electric cylinder 6 and the supporting frame 5 forming the lifting mechanism to be as close to the surface of the supporting plate 3 as possible when the auxiliary platform 2 is at the lowest position, so that the height of the auxiliary platform 2 can be reduced to the greatest extent, the height of an additionally arranged auxiliary device can be reduced to the greatest extent, and the influence on the operation of the contact net overhaul operation vehicle caused by the additionally arranged auxiliary device is reduced. The lifting mechanism may be other structures, such as a scissor mechanism similar to the mechanism for driving the operation platform 12 to lift.
As shown in fig. 3 to 10, the support 5 is also preferably provided with a plurality of pedals 7, and the plurality of pedals 7 can form a step leading from the operation platform 12 to the auxiliary platform 2, so that an operator can easily and conveniently climb on the auxiliary platform 2 by means of the step. In particular, as shown in fig. 3 to 10, the support frame 5 preferably comprises two single side frames located on the left and right sides of the step 7, the two single side frames having the same structure and being connected to the auxiliary platform 2 through the step 7.
More preferably, as shown in fig. 3 to 10, the auxiliary platform 2 is provided with a guard rail around, and the guard rail includes: the vertical rods 8 are arranged perpendicular to the auxiliary platform 2, and each vertical rod 8 is respectively arranged at different corners of the auxiliary platform 2; a plurality of horizontal poles 9 that connect on montant 8 top and be parallel to auxiliary platform 2 setting, two montants 8 that every horizontal pole 9 connect adjacent setting, when the operation personnel stand on auxiliary platform 2, can be in order to stabilize the health through grasping horizontal pole 9. The protective railing is arranged, so that protection can be provided for operators standing on the auxiliary platform 2 for maintenance operation, the risk of unexpected falling of the operators is reduced, and the operators can perform maintenance operation more safely.
Further, in this embodiment, all the vertical rods 8 can be telescopic or sliding relative to the auxiliary platform 2, so that the cross rod 9 can be lifted relative to the auxiliary platform 2. So set up the protection railing, can play a plurality of effects: firstly, the lifting height of the protective railing can be adjusted for operators with different heights, so that more flexible and more targeted protection is provided for the operators with different heights, and the maximum lifting height of the protective railing is 765mm; secondly, when the auxiliary platform 2 is at the lowest position, the cross rod 9 and the auxiliary platform 2 can be maximally close to each other and even can be contacted with each other, so that the height of the whole auxiliary device is reduced to the greatest extent, and the influence on the operation of the contact net overhaul operation vehicle caused by the addition of the auxiliary device can be more fully reduced.
As shown in fig. 3 to 10, a controller 10 (the controller 10 may be an operation panel provided with switch keys) for controlling the motor 4 and the electric cylinder 6 is preferably provided on the cross bar 9. So set up, can make the operating personnel stand on auxiliary platform 2 just can directly control auxiliary platform 2's removal and lift, operating personnel need not to get off auxiliary platform 2, make maintenance operation can be more convenient go on, also improved maintenance efficiency moreover. In this embodiment, the wires for powering the motor 4 and the electric cylinders 6 are in communication with a power source provided on the body 13 of the catenary maintenance work vehicle, the wires being provided in a drag chain 11 capable of providing protection thereto, as shown in fig. 3-10.
As shown in fig. 1 and 2, the present embodiment is also preferably provided with a plurality of auxiliary devices, which are respectively disposed on both sides of the longitudinal center line of the operation platform 12 (i.e., the center line of the operation platform 12 in the longitudinal direction, which is perpendicular to the paper surface or the display surface of the display screen in the view of fig. 1 and 2), and the guide rails 1 of all the auxiliary devices are disposed parallel to the longitudinal center line and symmetrically disposed about the longitudinal center line. The contact net lead can be avoided, the maintenance of the contact net carrier rope can be conveniently completed on the auxiliary platform 2 by operators, and the operators can flexibly select the auxiliary device which is convenient for maintenance operation to assist operation.
As shown in fig. 1 and fig. 2, this embodiment further provides a contact net maintenance operation vehicle, which includes a vehicle body 13 and an operation platform 12 disposed at the top of the vehicle body 13, and further includes an auxiliary device, where the auxiliary device and the operation platform are the auxiliary device and the operation platform 12 (all parts in this embodiment must not extend to the left and right sides of the vehicle body 13), and the beneficial effects brought by the auxiliary device by the contact net maintenance operation vehicle are not repeated herein.
In the present description, the structures of the parts are described in a progressive manner, and the structure of each part is mainly described as a difference from the existing structure, and the whole and part of the structure of the auxiliary device can be obtained by combining the structures of the parts.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. An auxiliary device of a contact net maintenance operation vehicle, which is characterized by comprising:
the guide rail is arranged on an operation platform of the overhead contact system overhaul operation vehicle and extends in the length direction of the operation platform;
the auxiliary platform is arranged on the guide rail and can automatically move on the guide rail so as to transfer between different maintenance positions of the overhead contact system; the height of the auxiliary platform is greater than that of the operation platform;
the auxiliary platform is arranged on the moving mechanism and automatically moves on the guide rail through the moving mechanism, and the moving mechanism comprises:
A slider provided on the guide rail and capable of sliding on the guide rail;
a support plate connected to the slider;
the motor is arranged on the supporting plate and drives the sliding block to slide;
the auxiliary platform is arranged on the supporting plate through a lifting mechanism and can lift relative to the operating platform under the driving of the lifting mechanism;
The lifting mechanism comprises:
The bottom end of the supporting frame is hinged with the supporting plate, and the auxiliary platform is connected to the top end of the supporting frame;
the piston of the electric cylinder is hinged with the top end of the support frame, and the piston can drive the support frame to rotate around the bottom end hinge point in different directions through expansion and contraction so as to enable the auxiliary platform connected with the top end of the support frame to lift relative to the operation platform;
The wire for supplying power to the motor and the electric cylinder is communicated with a power supply arranged on the body of the overhead contact system maintenance operation vehicle, and the wire is arranged in a drag chain;
The support frame is provided with a plurality of pedals, and the pedals can form steps leading from the operation platform to the auxiliary platform;
the auxiliary devices are arranged in a plurality, are respectively arranged on two sides of the length center line of the operation platform, and the guide rails of all the auxiliary devices are parallel to the length center line and are symmetrically arranged relative to the length center line.
2. The auxiliary device of a contact net overhaul operation vehicle according to claim 1, wherein a protection railing is provided around the auxiliary platform, the protection railing comprising:
The vertical rods are perpendicular to the auxiliary platform, and each vertical rod is arranged at different corners of the auxiliary platform;
the cross bars are connected to the top ends of the vertical bars and parallel to the auxiliary platform, and each cross bar is connected with two vertical bars which are adjacently arranged.
3. The overhead line system maintenance vehicle auxiliary device according to claim 2, wherein all of the vertical rods are retractable or slidable with respect to the auxiliary platform so that the cross rod can be lifted and lowered with respect to the auxiliary platform.
4. The overhead line inspection work vehicle auxiliary device according to claim 2, wherein a controller for controlling the motor and the electric cylinder is provided on the cross bar.
5. The overhead contact system overhaul operation vehicle comprises a vehicle body and an operation platform arranged at the top of the vehicle body, and is characterized by further comprising an auxiliary device, wherein the auxiliary device and the operation platform are respectively as claimed in any one of claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910733449.1A CN110329287B (en) | 2019-08-09 | 2019-08-09 | Overhead contact system overhauls operation car and auxiliary device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910733449.1A CN110329287B (en) | 2019-08-09 | 2019-08-09 | Overhead contact system overhauls operation car and auxiliary device thereof |
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| Publication Number | Publication Date |
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| CN110329287A CN110329287A (en) | 2019-10-15 |
| CN110329287B true CN110329287B (en) | 2024-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910733449.1A Active CN110329287B (en) | 2019-08-09 | 2019-08-09 | Overhead contact system overhauls operation car and auxiliary device thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111114394A (en) * | 2019-12-30 | 2020-05-08 | 北京中车重工机械有限公司 | Auxiliary platform and contact net overhaul operation vehicle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0345538A2 (en) * | 1988-06-09 | 1989-12-13 | COSTAMASNAGA S.p.A. | Vehicle for road and rail use, with a mobile platform |
| CN108019219A (en) * | 2017-12-29 | 2018-05-11 | 中铁第四勘察设计院集团有限公司 | Tunnel defect comprehensive improvement automatization operation system and method |
| CN208593314U (en) * | 2018-07-23 | 2019-03-12 | 北京中车重工机械有限公司 | Operation vehicle for contact wire and its apparatus for examination and repair |
| CN211592558U (en) * | 2019-08-09 | 2020-09-29 | 北京中车重工机械有限公司 | Contact net overhauls operation car and auxiliary device thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4316663A1 (en) * | 1993-05-11 | 1994-11-17 | Reichsbahn Werk Fuer Gleisbaum | Inspection and / or repair vehicle |
| JPH0930316A (en) * | 1995-07-24 | 1997-02-04 | Nissei Kk | Working table structure of vehicle traveling on track and road |
| CN203854666U (en) * | 2014-05-20 | 2014-10-01 | 郑州大学 | Operating platform of light rail operating vehicle and extending device |
| CN205836824U (en) * | 2016-06-30 | 2016-12-28 | 谢泽永 | A kind of electrified railway track operation vehicle for contact wire |
| CN207449906U (en) * | 2017-09-21 | 2018-06-05 | 中国铁建高新装备股份有限公司 | A kind of roof folds railing |
| CN109305064A (en) * | 2018-11-16 | 2019-02-05 | 中铁局集团有限公司 | A kind of catenary design |
-
2019
- 2019-08-09 CN CN201910733449.1A patent/CN110329287B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0345538A2 (en) * | 1988-06-09 | 1989-12-13 | COSTAMASNAGA S.p.A. | Vehicle for road and rail use, with a mobile platform |
| CN108019219A (en) * | 2017-12-29 | 2018-05-11 | 中铁第四勘察设计院集团有限公司 | Tunnel defect comprehensive improvement automatization operation system and method |
| CN208593314U (en) * | 2018-07-23 | 2019-03-12 | 北京中车重工机械有限公司 | Operation vehicle for contact wire and its apparatus for examination and repair |
| CN211592558U (en) * | 2019-08-09 | 2020-09-29 | 北京中车重工机械有限公司 | Contact net overhauls operation car and auxiliary device thereof |
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