CN107856579A - A kind of contact net upkeep operation car and its stage apparatus - Google Patents
A kind of contact net upkeep operation car and its stage apparatus Download PDFInfo
- Publication number
- CN107856579A CN107856579A CN201711291101.9A CN201711291101A CN107856579A CN 107856579 A CN107856579 A CN 107856579A CN 201711291101 A CN201711291101 A CN 201711291101A CN 107856579 A CN107856579 A CN 107856579A
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- horizontal extension
- extension arm
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- 238000010276 construction Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 description 7
- 238000007689 inspection Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
This application discloses a kind of contact net upkeep operation car and its stage apparatus, wherein stage apparatus includes main hoistable platform, left hoistable platform, right hoistable platform, left horizontal extension arm, right horizontal extension arm, left horizontal drive part and right horizontal drive part;Left horizontal extension arm and right horizontal extension arm are horizontally disposed at the left and right sides of main hoistable platform respectively;Left hoistable platform is arranged on the telescopic end of left horizontal extension arm, and right hoistable platform is arranged on the telescopic end of right horizontal extension arm;Left horizontal drive part and left horizontal extension arm drive connection, for driving the horizontal left and right of left horizontal extension arm flexible;Right horizontal drive part and right horizontal extension arm drive connection, for driving the horizontal left and right of right horizontal extension arm flexible.While the stage apparatus realizes contact net major tune-up, realize compact design and ensure the safe space of operation, be easy to the working range of the left hoistable platform of horizontal adjustment and right hoistable platform in construction operation, operating efficiency is high, safe.
Description
Technical field
The present invention relates to railway service technique field, more particularly to a kind of stage apparatus of contact net upkeep operation car.Also
It is related to a kind of contact net upkeep operation car comprising the stage apparatus.
Background technology
Contact net upkeep operation car is used exclusively for the Special work vehicle of electric railway power contacts net maintenance.It is main suitable
In installation, maintenance and current check, the maintenance of contact net top facility.The contact wire contacted with motorcycle pantograph away from rail level most
Low 5700mm, highest 6500mm.Suspend the carrier cable minimum about 7000mm, a maximum of about of 9000mm of contact wire in midair.
Current contact net upkeep operation car mostly using the Operation Van with a single platform, single platform can lift and
Revolution.When lifting platform is to highest, floor is away from rail level 7200mm.During actual upkeep operation, due to contact wire away from rail level most
Low, when platform is raised to certain altitude, platform guardrail has touched contact wire, prevents platform from rising, and contact net top is held
The parts such as the bracket of power rope and sidepiece, return wire can not overhaul.Personnel can only be overhauled by increasing chock and pole-climbing, operation
Dangerous big and maintenance effect is bad.
In order to solve this problem, prior art provides a kind of contact net apparatus for examination and repair, such as Fig. 1 and Fig. 2, mainly included
Left platform 01, right platform 07 and main platform 04, left platform 01 and right platform 07 are located at the left and right sides of main platform 04, Zuo Ping respectively
Platform 01 is arranged on sinistral platform column 02, and right platform 07 is arranged on dextral platform column 06, and the He of sinistral platform column 02
Dextral platform column 06 is connected with left horizontal boom 03 and right horizontal boom 05 respectively, left horizontal boom 03 and right horizontal boom 05
Be hinged on head tree 08 and main platform 04, left and right horizontal boom by being rotated around head tree, by left and right platform rotate to it is left,
The most distant place on right side, three platforms can be with independent-lifting.
Although the contact net apparatus for examination and repair can realize the major tune-up of contact net by the independent lifting of left and right platform,
But left platform 01 and right platform 07 are rotated to arrive by left horizontal boom 03 and right horizontal boom 05 around the hinge of head tree 08
Up to a left and right side most distant place.It is larger in the radius of gyration of motion process middle left and right horizontal boom, to the structure space and work of vehicle
Industry security interval area requirement is very big.Left and right platform need to such as increase working range simultaneously, and the structure of cantilever needs to increase, motion
Footprint is bigger, safe space when such a structure design is unfavorable for realizing the compactedness design of vehicle and ensures operation.
In summary, while how realizing contact net major tune-up, realize the compact design of inspection platform and ensure to make
The safe space of industry, become those skilled in the art's urgent problem to be solved.
The content of the invention
In view of this, it is an object of the invention to provide a kind of stage apparatus of contact net upkeep operation car, connect with realizing
While net-fault major tune-up, realize the compact design of inspection platform and ensure the safe space of operation.
It is another object of the present invention to provide a kind of contact net upkeep operation car comprising the stage apparatus, to realize
While contact net major tune-up, realize the compact design of inspection platform and ensure the safe space of operation.
To reach above-mentioned purpose, the present invention provides following technical scheme:
A kind of stage apparatus of contact net upkeep operation car, including main hoistable platform, left hoistable platform, right hoistable platform,
Left horizontal extension arm, right horizontal extension arm, left horizontal drive part and right horizontal drive part;The left horizontal extension arm and institute
State the left and right sides that right horizontal extension arm is horizontally disposed at the main hoistable platform respectively;The left hoistable platform is arranged on institute
The telescopic end of left horizontal extension arm is stated, the right hoistable platform is arranged on the telescopic end of the right horizontal extension arm;The left water
Flat driving part and the left horizontal extension arm drive connection, for driving the horizontal left and right of the left horizontal extension arm flexible;Institute
Right horizontal drive part and the right horizontal extension arm drive connection are stated, for driving the horizontal left and right of the right horizontal extension arm to stretch
Contracting.
Preferably, in above-mentioned stage apparatus, the main hoistable platform includes:
Main platform;
Main vertical telescopic arm, the main platform are arranged at the top of the telescopic end of the main vertical telescopic arm;
Main vertical drive part, with the main vertical telescopic arm drive connection, the main vertical telescopic arm is driven to stretch.
Preferably, in above-mentioned stage apparatus, the main vertical telescopic arm has at least three section telescopic arms.
Preferably, in above-mentioned stage apparatus, the left hoistable platform includes:
Left platform;
Left vertical telescopic arm, the left platform are arranged at the top of the telescopic end of the left vertical telescopic arm;
Left vertical drive part, with the left vertical telescopic arm drive connection, the left vertical telescopic arm is driven to stretch.
Preferably, in above-mentioned stage apparatus, the right hoistable platform includes:
Right platform;
Right vertical telescopic arm, the right platform are arranged at the top of the telescopic end of the right vertical telescopic arm;
Right vertical drive part, with the right vertical telescopic arm drive connection, the right vertical telescopic arm is driven to stretch.
Preferably, in above-mentioned stage apparatus, the left horizontal extension arm has at least three section telescopic arms.
Preferably, in above-mentioned stage apparatus, the right horizontal extension arm has at least three section telescopic arms.
Preferably, in above-mentioned stage apparatus, the left horizontal drive part, the right horizontal drive part and described
Main vertical drive part is drive cylinder or drive cylinder.
Preferably, in above-mentioned stage apparatus, the left horizontal extension arm and the right horizontal extension arm stretch section by section
Or synchronization telescope.
Present invention also provides a kind of contact net upkeep operation car, including car body to fill with the platform being arranged on the car body
Put, the stage apparatus is the stage apparatus as described in any of the above item.
Compared with prior art, the beneficial effects of the invention are as follows:
The stage apparatus of contact net upkeep operation car provided by the invention includes main hoistable platform, left hoistable platform, right liter
Platform, left horizontal extension arm, right horizontal extension arm, left horizontal drive part and right horizontal drive part drop;Left horizontal extension arm
It is horizontally disposed at the left and right sides of main hoistable platform respectively with right horizontal extension arm;Left hoistable platform is arranged on left horizontal extension
The telescopic end of arm, right hoistable platform are arranged on the telescopic end of right horizontal extension arm;Left horizontal drive part and left horizontal extension arm
Drive connection, right horizontal drive part and right horizontal extension arm drive connection.Main hoistable platform, left hoistable platform and right lifting are flat
Platform can be lifted individually, therefore, can eliminate limitation of the contact line to lifting platform, meanwhile, left hoistable platform and right liter
Dropping platform, by left horizontal extension arm and the drive of right horizontal extension arm, left and right is flexible in the horizontal direction respectively, adjusts left lifting and puts down
The position of platform and right hoistable platform in the horizontal direction.Using left horizontal extension arm and right horizontal extension arm drive left hoistable platform and
Right hoistable platform, it is compact-sized with existing compared with left and right horizontal cantilever is by the way of head tree revolution, to complete vehicle structure
Size and job safety area requirement are smaller, are easy to the work of the left hoistable platform of horizontal adjustment and right hoistable platform in construction operation
Scope, operating efficiency is high, safe.
MP1720161
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of structural representation of contact net apparatus for examination and repair of the prior art;
Fig. 2 is a kind of schematic top plan view of contact net apparatus for examination and repair of the prior art;
Knot when Fig. 3 is a kind of collapsed state of stage apparatus of contact net upkeep operation car provided in an embodiment of the present invention
Structure schematic diagram;
Knot when Fig. 4 is a kind of deployed condition of stage apparatus of contact net upkeep operation car provided in an embodiment of the present invention
Structure schematic diagram;
Fig. 5 is Fig. 4 schematic top plan view figure.
Wherein, 01 it is left platform, 02 be sinistral platform column, 03 be left horizontal boom, 04 be main platform, 05 is right level
Cantilever, 06 be dextral platform column, 07 be right platform, 08 be head tree;
1 be left hoistable platform, 11 be left platform, 12 be left vertical telescopic arm, 2 be left horizontal extension arm, lifting is flat based on 3
Platform, 31 be main platform, 32 be main vertical telescopic arm, 4 be right horizontal extension arm, 5 be left hoistable platform, 51 be right platform, 52 be
Right vertical telescopic arm.
Embodiment
The core of the present invention there is provided a kind of stage apparatus of contact net upkeep operation car, realizes contact net and examines comprehensively
While repairing, realize the compact design of inspection platform and ensure the safe space of operation.
Present invention also offers a kind of contact net upkeep operation car comprising the stage apparatus, realize contact net and examine comprehensively
While repairing, realize the compact design of inspection platform and ensure the safe space of operation.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 3-Fig. 5 is refer to, it is simple below the embodiments of the invention provide a kind of stage apparatus of contact net upkeep operation car
Claim stage apparatus, it includes main hoistable platform 3, left hoistable platform 1, right hoistable platform 5, left horizontal extension arm 2, right horizontal extension
Arm 4, left horizontal drive part and right horizontal drive part (not shown);Wherein, main hoistable platform 3, the and of left hoistable platform 1
Right hoistable platform 5 can be lifted individually;It is flat that left horizontal extension arm 2 and right horizontal extension arm 4 are horizontally disposed at main lifting respectively
The left and right sides of platform 3, both sides are stretched to the left and right respectively;Left hoistable platform 1 is arranged on the telescopic end of left horizontal extension arm 2, right liter
Drop platform 5 is arranged on the telescopic end of right horizontal extension arm 4;Left horizontal drive part and the left drive connection of horizontal extension arm 2, are used for
Driving left horizontal extension arm 2, left and right is flexible in the horizontal direction;Right horizontal drive part and the right drive connection of horizontal extension arm 4, are used
In driving right horizontal extension arm 4, left and right is flexible in the horizontal direction.
The course of work of the stage apparatus is:According to the position of contact net, left level is driven by left horizontal drive part
Telescopic arm 2 is horizontal to be stretched to the left, and left horizontal extension arm 2 drives left hoistable platform 1 to be moved to the left, and is driven by right horizontal drive part
Dynamic right horizontal extension arm 4 is horizontal to be stretched to the right, and right horizontal extension arm 4 drives right hoistable platform 5 to move right, when moving into place
Afterwards, the stop of contact line is avoided, main hoistable platform 3, right hoistable platform 5 and left hoistable platform 1 can be lifted individually, respectively to contact
The different parts of net are overhauled.
Because the stage apparatus uses left horizontal extension arm 2 and right horizontal extension arm 4 to drive left hoistable platform 1 and right lifting
Platform 5, with existing compared with left and right horizontal boom realizes that left and right platform moves left and right by the way of head tree revolution,
The stage apparatus of the application is compact-sized, smaller to complete vehicle structure size and job safety area requirement.
And the left and right workbench of contact net apparatus for examination and repair of the prior art overhauls bracket, return wire in farthest side and held
During power rope, left and right horizontal boom must be fully deployed, when the maintenance thing of left and right sides is not in farthest side, it is necessary to which left and right platform exists
During position adjustment on left and right directions, it can only be turned round by left and right horizontal boom, realize the adjustment of position on left and right directions, but
Now, left and right platform in the longitudinal direction again can be away from maintenance thing, it is impossible to which realization is efficient, advantageously overhauls.And the application's is flat
Table apparatus, left hoistable platform 1 and right lifting can be controlled by the collapsing length of left horizontal extension arm 2 and right horizontal extension arm 4
The displacement of platform 5, it is easy to the working range of the left hoistable platform 1 of horizontal adjustment and right hoistable platform 5, operation in construction operation
Efficiency high, it is safe.
As shown in figure 4, in the present embodiment, it is vertical that main hoistable platform 3 includes main platform 31, main vertical telescopic arm 32 and master
Driving part (not shown);Wherein, main platform 31 is arranged at the top of the telescopic end of main vertical telescopic arm 32;Main vertical drive
Part and the main drive connection of vertical telescopic arm 32, for driving main vertical telescopic arm 32 flexible.
Further, in the present embodiment, main vertical telescopic arm 32 have at least three section telescopic arms, concretely three section,
Four sections or five sections etc., by setting multi-stage telescopic arms, can further reduce main vertical telescopic arm 32 packs up space, makes structure
It is compacter.
Similarly, in the present embodiment, left horizontal extension arm 2 and right horizontal extension arm 4 are respectively provided with least three section telescopic arms,
Concretely three sections, four sections or five sections etc., by setting multi-stage telescopic arms, can further reduce left horizontal extension arm 2 and the right side
Horizontal extension arm 4 packs up space, makes structure compacter.
As shown in figure 4, in the present embodiment, it is vertical with a left side that left hoistable platform 1 includes left platform 11, left vertical telescopic arm 12
Driving part (not shown).Wherein, left platform 11 is arranged at the top of the telescopic end of left vertical telescopic arm 12;Left vertical drive
Part and the left drive connection of vertical telescopic arm 12, for driving left vertical telescopic arm 12 flexible.
Further, in the present embodiment, left vertical telescopic arm 12 have at least three section telescopic arms, concretely three section,
Four sections or five sections etc., by setting multi-stage telescopic arms, can further reduce left vertical telescopic arm 12 packs up space, makes structure
It is compacter.
As shown in figure 4, in the present embodiment, it is vertical with the right side that right hoistable platform 5 includes right platform 51, right vertical telescopic arm 52
Driving part (not shown).Wherein, right platform 51 is arranged at the top of the telescopic end of right vertical telescopic arm 52;Right vertical drive
Part and the right drive connection of vertical telescopic arm 52, for driving right vertical telescopic arm 52 flexible.
Further, in the present embodiment, right vertical telescopic arm 52 have at least three section telescopic arms, concretely three section,
Four sections or five sections etc., by setting multi-stage telescopic arms, can further reduce right vertical telescopic arm 52 packs up space, makes structure
It is compacter.
In the present embodiment, left horizontal drive part, right horizontal drive part, left vertical drive part, right vertical drive
Part and main vertical drive part are drive cylinder or drive cylinder.
Further, the often section telescopic arm of left horizontal extension arm 2 individually with left horizontal drive part drive connection, Ke Yidan
Solely driving often saves the flexible of telescopic arm.The often section telescopic arm of right horizontal extension arm 4 individually with right horizontal drive part drive connection,
The flexible of every section telescopic arm can be operated alone.Pass through the driving of left horizontal drive part and right horizontal drive part, left level
Telescopic arm 2 and right horizontal extension arm 4 can be stretched section by section or synchronization telescope.
Based on the stage apparatus described by any of the above embodiment, the embodiment of the present invention additionally provides a kind of contact net maintenance
Operation Van, including car body and the stage apparatus that is arranged on car body, wherein, stage apparatus is as described by any of the above embodiment
Stage apparatus.
The stage apparatus in the application is employed due to contact net upkeep operation car, the position limit of contact net can be avoided
System, realizes the major tune-up of contact net, meanwhile, realize the compact design of Operation Van and ensure the safe space of operation.Construction
It is easy to the working range of the left hoistable platform 1 of horizontal adjustment and right hoistable platform 5 in operation, operating efficiency is high, safe.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of stage apparatus of contact net upkeep operation car, it is characterised in that including main hoistable platform, left hoistable platform, the right side
Hoistable platform, left horizontal extension arm, right horizontal extension arm, left horizontal drive part and right horizontal drive part;The left level
Telescopic arm and the right horizontal extension arm are horizontally disposed at the left and right sides of the main hoistable platform respectively;The left lifting is flat
Platform is arranged on the telescopic end of the left horizontal extension arm, and the right hoistable platform is arranged on the flexible of the right horizontal extension arm
End;The left horizontal drive part and the left horizontal extension arm drive connection, for driving the left horizontal extension arm horizontal
Stretch left and right;The right horizontal drive part and the right horizontal extension arm drive connection, for driving the right horizontal extension
The horizontal left and right of arm is flexible.
2. stage apparatus according to claim 1, it is characterised in that the main hoistable platform includes:
Main platform;
Main vertical telescopic arm, the main platform are arranged at the top of the telescopic end of the main vertical telescopic arm;
Main vertical drive part, with the main vertical telescopic arm drive connection, the main vertical telescopic arm is driven to stretch.
3. stage apparatus according to claim 2, it is characterised in that the main vertical telescopic arm has at least three sections flexible
Arm.
4. stage apparatus according to claim 1, it is characterised in that the left hoistable platform includes:
Left platform;
Left vertical telescopic arm, the left platform are arranged at the top of the telescopic end of the left vertical telescopic arm;
Left vertical drive part, with the left vertical telescopic arm drive connection, the left vertical telescopic arm is driven to stretch.
5. stage apparatus according to claim 1, it is characterised in that the right hoistable platform includes:
Right platform;
Right vertical telescopic arm, the right platform are arranged at the top of the telescopic end of the right vertical telescopic arm;
Right vertical drive part, with the right vertical telescopic arm drive connection, the right vertical telescopic arm is driven to stretch.
6. according to the stage apparatus described in claim any one of 1-5, it is characterised in that the left horizontal extension arm has at least
Three section telescopic arms.
7. according to the stage apparatus described in claim any one of 1-5, it is characterised in that the right horizontal extension arm has at least
Three section telescopic arms.
8. stage apparatus according to claim 2, it is characterised in that the left horizontal drive part, the right horizontal drive
Dynamic component and the main vertical drive part are drive cylinder or drive cylinder.
9. according to the stage apparatus described in claim any one of 1-5, it is characterised in that the left horizontal extension arm and the right side
Horizontal extension arm stretches section by section or synchronization telescope.
10. a kind of contact net upkeep operation car, including car body and the stage apparatus that is arranged on the car body, it is characterised in that
The stage apparatus is the stage apparatus as described in claim any one of 1-9.
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CN201711291101.9A CN107856579A (en) | 2017-12-08 | 2017-12-08 | A kind of contact net upkeep operation car and its stage apparatus |
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CN201711291101.9A CN107856579A (en) | 2017-12-08 | 2017-12-08 | A kind of contact net upkeep operation car and its stage apparatus |
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Cited By (8)
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CN109116802A (en) * | 2018-10-31 | 2019-01-01 | 北京中车重工机械有限公司 | A kind of job platform control system of contact net upkeep operation vehicle |
CN110054128A (en) * | 2019-05-13 | 2019-07-26 | 株洲时代电子技术有限公司 | A kind of multi-platform apparatus for work |
CN110134085A (en) * | 2019-05-13 | 2019-08-16 | 株洲时代电子技术有限公司 | A kind of multi-platform apparatus for work control method |
CN110316683A (en) * | 2019-07-18 | 2019-10-11 | 佛山科学技术学院 | A kind of hoistable platform |
CN110880711A (en) * | 2019-11-20 | 2020-03-13 | 国网天津市电力公司 | Electric power overhaul operation platform and electric power overhaul vehicle |
CN111533059A (en) * | 2020-05-15 | 2020-08-14 | 中铁二十四局集团上海电务电化有限公司 | Railway contact net overhauls operation device |
CN113565021A (en) * | 2021-07-09 | 2021-10-29 | 无锡金诚工程技术服务有限公司 | Protection system for stay cable tower end built-in damper construction |
CN113629576A (en) * | 2021-08-25 | 2021-11-09 | 中铁十四局集团电气化工程有限公司 | Auxiliary installation device for carrier cable |
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CN109116802A (en) * | 2018-10-31 | 2019-01-01 | 北京中车重工机械有限公司 | A kind of job platform control system of contact net upkeep operation vehicle |
CN110054128A (en) * | 2019-05-13 | 2019-07-26 | 株洲时代电子技术有限公司 | A kind of multi-platform apparatus for work |
CN110134085A (en) * | 2019-05-13 | 2019-08-16 | 株洲时代电子技术有限公司 | A kind of multi-platform apparatus for work control method |
CN110054128B (en) * | 2019-05-13 | 2020-12-04 | 株洲时代电子技术有限公司 | Multi-platform operation device |
CN110134085B (en) * | 2019-05-13 | 2022-03-15 | 株洲时代电子技术有限公司 | Multi-platform operation device control method |
CN110316683A (en) * | 2019-07-18 | 2019-10-11 | 佛山科学技术学院 | A kind of hoistable platform |
CN110880711A (en) * | 2019-11-20 | 2020-03-13 | 国网天津市电力公司 | Electric power overhaul operation platform and electric power overhaul vehicle |
CN111533059A (en) * | 2020-05-15 | 2020-08-14 | 中铁二十四局集团上海电务电化有限公司 | Railway contact net overhauls operation device |
CN113565021A (en) * | 2021-07-09 | 2021-10-29 | 无锡金诚工程技术服务有限公司 | Protection system for stay cable tower end built-in damper construction |
CN113629576A (en) * | 2021-08-25 | 2021-11-09 | 中铁十四局集团电气化工程有限公司 | Auxiliary installation device for carrier cable |
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