CN110758458A - Three-dimensional maintenance operation platform of power centralized motor train unit sharing column with existing structure - Google Patents
Three-dimensional maintenance operation platform of power centralized motor train unit sharing column with existing structure Download PDFInfo
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- CN110758458A CN110758458A CN201910888820.1A CN201910888820A CN110758458A CN 110758458 A CN110758458 A CN 110758458A CN 201910888820 A CN201910888820 A CN 201910888820A CN 110758458 A CN110758458 A CN 110758458A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K11/00—Serving peculiar to locomotives, e.g. filling with, or emptying of, water, sand, or the like at the depots
Abstract
The invention discloses a three-dimensional overhaul operation platform of a common-column common-length type power-concentrated motor train unit with an existing structure, which is characterized in that: the device is used for transforming the existing preparation shed and station tracks of the passenger preparation, and comprises a through-length type overhaul operation shed (1), a contact net cantilever (2), a through-length type middle layer operation platform (4), a through-length type top layer operation platform (3), a suspension type light protective net (5) and an existing preparation shed upright post (7); the existing preparation sheds and station tracks of the whole passenger train are reformed, so that the requirements of the power-concentrated type motor train unit full-train top-climbing maintenance operation are met, the manual operation difficulty is greatly reduced, the maintenance operation time is shortened, and the maintenance efficiency is improved.
Description
Technical Field
The invention belongs to the field of reconstruction of existing passenger trains and maintenance of power-concentrated motor train units, and particularly relates to a three-dimensional maintenance operation platform of a power-concentrated motor train unit, which is in common column with an existing structure and is in a common length.
Background
At present, railway passenger trains are mainly divided into motor train units (power decentralized type) and general-speed passenger trains. The motor train unit and the common-speed passenger train are applied for many years, the maintenance technical standard system and related facilities are more perfect, and powerful guarantee is provided for the safe transportation of railway passengers. The power-concentrated motor train unit serving as a serial product of the 'renaming' motor train unit plays an important role in promoting structural reform of a railway passenger supply side, improving transportation organization efficiency and improving traveling conditions of passengers. Compared with the traditional locomotive and vehicle general speed train, the power-concentrated motor train unit adopts an operation mode without decoding, reduces the operation time of decoding, changing ends and the like, and adopts a locomotive vehicle fixed grouping and integrated maintenance mode.
At present, the maintenance operation of the power-concentrated motor train unit mainly faces the following two problems:
1) when the power-concentrated motor train unit enters a motor train application inspection warehouse for maintenance on the premise of not being untuned, the inspection warehouse line is often short, so that the maintenance requirements cannot be met, and the overhead maintenance operation cannot be carried out on the whole train. In addition, the conventional power station tracks are not electrified to be meshed, and the traveling requirements of the power-concentrated motor train unit cannot be met.
2) The power-concentrated motor train unit is obtained by carrying out optimization design according to the experience and the requirements of the existing motor train unit in China, and the structural parameters of the motor train unit are quite different from those of the traditional motor train unit. If a newly built motor car is specially used for overhauling the motor car, the engineering investment is large, land acquisition is difficult, and the construction period is long. If the engineering machine is dragged to the maintenance of the passenger train maintenance station, the maintenance facilities of the passenger train maintenance station cannot adapt to the requirements of power-concentrated motor train unit maintenance, top-climbing maintenance and parking.
Disclosure of Invention
Aiming at least one of the defects or improvement requirements in the prior art, the invention provides the three-dimensional maintenance operation platform of the power-concentrated motor train unit, which is in common column with the existing structure and is used for transforming the existing maintenance sheds and station tracks of the passenger train unit, so that the three-dimensional maintenance operation platform meets the requirement of the power-concentrated motor train unit on top-climbing maintenance operation, the manual operation difficulty is greatly reduced, the maintenance operation time is shortened, and the maintenance efficiency is improved.
In order to achieve the purpose, according to one aspect of the invention, the invention provides a three-dimensional overhaul operating platform of a power-concentrated motor train unit, which is in common column with an existing structure and is used for reforming an existing preparation shed and a station track of a passenger preparation unit, and the three-dimensional overhaul operating platform comprises a through type overhaul operating shed, a contact net cantilever, a through type middle layer operating platform, a through type top layer operating platform, a suspended light protective net and an existing preparation shed column;
the existing preparation shed comprises an existing preparation shed upright post and an existing preparation shed ceiling;
the through-length type overhaul operation shed and the existing preparation shed share the stand column of the existing preparation shed, and the through-length type overhaul operation shed stand column and the through-length type overhaul operation shed ceiling are further included; the through-length type overhaul operation shed is arranged above the preparation station track of a plurality of strip ditches of the existing passenger preparation station in a spanning manner;
the plurality of through-length type overhauling operation shed stand columns are arranged on the side face of the existing overhauling shed, and two ends of a ceiling of the through-length type overhauling operation shed are connected to the through-length type overhauling operation shed stand columns and the top of the existing overhauling shed stand columns;
the contact net cantilever is arranged on the outer side of the existing preparation shed stand column and the inner side of the through type overhaul operation shed stand column and is positioned above the power-concentrated motor train unit;
the outer side of the existing preparation shed stand column and the inner side of the through-length type overhaul operation shed stand column are both provided with the through-length type middle layer operation platform and the through-length type top layer operation platform which are arranged on the side surface of the power-concentrated motor train unit;
the suspended light protective net is suspended below the ceiling of the through-length type overhaul shed and above the middle of the adjacent preparation station track.
Preferably, a ladder stand is arranged between the through-type middle-layer operation platform and the ground.
Preferably, a ladder stand with a safety door is arranged between the through type top layer operation platform and the through type middle layer operation platform.
Preferably, a protective net hanging upright post is connected and arranged below the ceiling of the through-length type overhaul shed, and the suspended light protective net is arranged on two sides of the lower end of the protective net hanging upright post.
Preferably, an overhaul vehicle is arranged in a channel reserved on the hardened ground between adjacent servicing tracks and below the suspended light protective net and is used for operations including refueling, water adding, greasing, sand adding and pollution discharging of the power-concentrated motor train unit.
Preferably, the bottom of the upright post of the through-length type overhaul shed is poured on the existing hardened ground by concrete.
Preferably, the beam supports of the through-length type overhaul operation shed ceiling are connected with the through-length type overhaul operation shed upright posts and the tops of the existing preparation shed upright posts through bolts.
Preferably, the installation interface of the contact net cantilever is preset on the upright post of the through-length type overhaul operation shed.
Preferably, the installation interface of the contact net cantilever is additionally arranged on the stand column of the existing preparation shed.
Preferably, the contact net cantilever is suspended in a simple chain type, and the suspension type is contact suspension.
The above-described preferred features may be combined with each other as long as they do not conflict with each other.
Generally, compared with the prior art, the above technical solution conceived by the present invention has the following beneficial effects:
1. according to the three-dimensional overhaul operation platform of the power-concentrated motor train unit, which is co-column with the existing structure, electrified net hanging is carried out on a station track needing to be reformed according to the reforming requirement, and a cross beam support is connected to the existing preparation shed stand column and the overhaul operation shed stand column through bolts to jointly form a main body of the overhaul operation platform in consideration of the structural stress condition of the existing preparation shed stand column and the limitation of basic construction measures in a passenger train. On the basis of the existing preparation shed stand column and the overhaul operation shed stand column, a contact net cantilever, a through-length type top layer overhaul operation platform and a through-length type middle layer overhaul operation platform are respectively arranged on the top layer overhaul operation platform and the through-length type middle layer overhaul operation platform through bolts; the hanging upright post is hung through the protective net hung at the top of the cross beam support and is connected with the suspended light protective net so as to ensure the safety of workers.
2. The transformation scheme creatively solves a plurality of technical problems of contradiction between transformation and operation and contradiction between high standard and economy, realizes balance in two aspects of reducing engineering cost and improving working efficiency, and generates greater social and economic benefits.
3. The transformation scheme carries out electrified net hanging on the station track needing to be transformed, a through-length type double-layer maintenance operation platform is additionally arranged on the whole motor train unit, and the whole power-concentrated motor train unit is maintained by the whole passenger train.
4. The common-column common-length type overhauling operation platform is divided into a three-layer structure, and under the premise of meeting the overhauling requirement, the aims of compact overall layout structure, small occupied space and high overhauling efficiency are fulfilled.
5. This overhaul operation platform adopts the structure of sharing a post full length formula, utilizes existing preparation canopy stand, only at the newly-built stand of the opposite side of strand road, has remain the maintenance passageway, guarantees that the maintenance technology is smooth and easy, can satisfy the major part transportation and overhaul the operation demand.
6. The common-column common-length type overhauling operation platform is assembled, the main body is of a light steel structure, and the common-column common-length type overhauling operation platform is low in manufacturing cost, stable in structure, safe and reliable. The setting position and the setting scheme fully meet the overall process arrangement requirement of the railway locomotive servicing and overhaul. The bottom layer operation platform adopts the existing hardened ground, and the practicability, the convenience and the safety of operators of the operation platform are fully considered; the top layer operation platform is provided with the suspended light protective net, so that casualties caused by falling of personnel or objects from the air in the construction process can be effectively prevented.
Drawings
FIG. 1 is a schematic composition diagram of a three-dimensional overhaul operating platform of a power concentrated motor train unit sharing a column with an existing structure according to an embodiment of the invention;
FIG. 2 is a schematic cross-sectional view of a three-dimensional maintenance operation platform of a power concentrated motor train unit of the embodiment of the invention, which is of a column common with the existing structure;
FIG. 3 is a schematic view of a through type overhaul operation shed of a three-dimensional overhaul operation platform of a power concentrated motor train unit sharing a column with an existing structure according to an embodiment of the invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic view of a catenary cantilever and an installation of a power concentrated motor train unit three-dimensional overhaul operating platform which is of a common column and is of a common length with an existing structure in the embodiment of the invention;
fig. 6 is a formal schematic diagram of a through middle layer operation platform and a through top layer operation platform of the three-dimensional overhaul operation platform of the power concentrated motor train unit with the same column and the same length with the existing structure in the embodiment of the invention.
Fig. 7 is a schematic side view of a through middle layer operation platform and a through top layer operation platform of a through power concentrated motor train unit three-dimensional overhaul operation platform which is in a column shape and is in a common with an existing structure according to an embodiment of the invention.
Fig. 8 is a schematic side view of a through middle layer operation platform and a through top layer operation platform of the through power concentrated motor train unit three-dimensional overhaul operation platform which are in the same column and in the same length with the existing structure in the embodiment of the invention.
Fig. 9 is a schematic view of a suspended light protective net of a three-dimensional overhaul operating platform of a power concentrated motor train unit of the embodiment of the invention, which is in a column common with the existing structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other. The present invention will be described in further detail with reference to specific embodiments.
As a preferred embodiment of the present invention, as shown in fig. 1 to 9, the present invention provides a three-dimensional overhaul operating platform of a power-concentrated motor train unit sharing a column with an existing structure, which is used for transforming an existing overhaul shed and a station track of a passenger train, and mainly comprises a through overhaul operating shed 1, a contact network cantilever 2, a through middle layer operating platform 4, a through top layer operating platform 3, a suspended light protective net 5 and an existing overhaul shed column 7. Besides the main structure, the common-column overall-length type overhaul operating platform also comprises a protective net hanging upright post 6, an existing preparation shed ceiling 10, a power-concentrated motor train unit 8 to be overhauled and the like.
The existing preparation shed comprises an existing preparation shed upright post 7 and an existing preparation shed ceiling 10; a contact net is arranged in the ceiling 10 of the existing servicing shed.
The through-length type overhaul operation shed 1 and the existing overhaul shed share an existing overhaul shed upright post 7, and further comprises a through-length type overhaul operation shed upright post 102 and a through-length type overhaul operation shed ceiling 101; the through-length type overhaul operation shed 1 is arranged above the preparation station track of a plurality of strip ditches of the existing passenger service station in a spanning mode.
A plurality of through-length type overhaul operation shed upright posts 102 are arranged on the side face of the existing preparation shed, and two ends of a through-length type overhaul operation shed ceiling 101 are connected to the top portions of the through-length type overhaul operation shed upright posts 102 and the existing preparation shed upright posts 7. The bottom of the upright post 102 of the through-length type maintenance operation shed is poured on the existing hardened ground by concrete. The beam supports of the through-length type overhaul operation shed ceiling 101 are connected to the tops of the through-length type overhaul operation shed upright post 102 and the existing preparation shed upright post 7 through bolts.
The contact net cantilever 2 is arranged on the outer side of the existing servicing shed upright post 7 and the inner side of the through long type overhauling operation shed upright post 102 and is positioned above the power concentrated motor train unit 8. The installation interface of the contact net cantilever 2 is preset on the upright post 102 of the through type overhaul operation shed. And the installation interface of the contact net cantilever 2 is additionally arranged on the upright post 7 of the existing preparation shed. The contact net cantilever 2 is hung in a simple chain type, the hanging type is contact hanging, and the lead combination is JTMM95+ CTA 120.
The outer side of the existing preparation shed upright post 7 and the inner side of the through-length type overhaul operation shed upright post 102 are both provided with the through-length type middle layer operation platform 4 and the through-length type top layer operation platform 3 which are arranged on the side surface of the power concentration type motor train unit 8. A ladder stand 9 is arranged between the through type middle layer operation platform 4 and the ground. A ladder stand with a safety door is arranged between the through type top layer operation platform 3 and the through type middle layer operation platform 4.
The suspended light protective net 5 is suspended below the ceiling 101 of the through-length type overhaul shed and above the middle of the adjacent preparation station track. The lower part of the ceiling 101 of the through-type overhaul operation shed is connected with a protective net hanging upright post 6, and the suspended light protective net 5 is arranged on two sides of the lower end of the protective net hanging upright post 6. And an overhaul vehicle is arranged in a channel reserved on the hardened ground between adjacent servicing tracks and below the suspended light protective net 5 and is used for the operations of refueling, water adding, greasing, sand adding and pollution discharging of the power-concentrated motor train unit.
The specific structure is described below.
1) Common-column general-length type maintenance operation shed
The common-column through-ceiling inspection working shed 1 is shown in fig. 2 to 3, and the beam supports of the ceiling 101 of the through-ceiling inspection working shed are connected to the existing preparation shed uprights 7 and the through-ceiling inspection working shed uprights 102 by bolts 11, wherein a partially enlarged view of the connecting portion is shown in fig. 4. The upright post 102 of the through type overhaul operation shed and the upright post 7 of the existing preparation shed are pre-buried and poured in the existing hardened ground by concrete; the overhead line system cantilever 2, the full-length top layer overhaul operation platform 3 and the full-length middle layer overhaul operation platform 4 are connected through bolts and are arranged on the existing preparation shed stand column 7 and the full-length overhaul operation shed stand column 102; the protective net hanging upright post 6 is connected on the beam support through a bolt; the head train 901, the tail train 902 and the passenger train 903 of the motor train unit to be overhauled stop at a station track in the overhauling operation platform.
2) Contact net cantilever
The catenary cantilever 2 is mounted on the upper parts of the existing preparation shed upright post 7 and the through type overhaul work shed upright post 102 through bolts 11 as shown in fig. 5, is used for supporting contact suspension and plays a role in transferring load.
3) Through-length type maintenance operation platform
The through-type top layer overhaul operating platform 3 and the through-type middle layer overhaul operating platform 4 are shown in fig. 6-8. The long-through middle-layer maintenance operation platform 4 is used for maintenance of relevant personnel for cleaning, checking doors and windows of the locomotive and entering and exiting the interior of the locomotive; the full-length top layer overhaul operating platform 3 is used for overhauling related personnel to detect, clean, inspect and overhaul the roof equipment. The full-length top layer overhaul operation platform 3 and the full-length middle layer overhaul operation platform 4 are connected to the existing preparation shed stand column 7 and the full-length overhaul operation shed stand column 102 through bolts 11.
4) Hanging type light protective net
As shown in fig. 9, the suspended light-weight protective net 5 is connected to the protective net hanging upright 6 by bolts, and the protective net hanging upright 6 is connected to the beam support by bolts 11. The suspended light protective net 5 is mainly used for preventing casualties caused by falling of people or objects from the air in the construction process.
According to the three-dimensional overhaul operation platform of the power-concentrated motor train unit, which is co-column with the existing structure, electrified net hanging is carried out on a station track needing to be reformed according to the reforming requirement, and a cross beam support is connected to the existing preparation shed stand column and the overhaul operation shed stand column through bolts to jointly form a main body of the overhaul operation platform in consideration of the structural stress condition of the existing preparation shed stand column and the limitation of basic construction measures in a passenger train. On the basis of the existing preparation shed stand column and the overhaul operation shed stand column, a contact net cantilever, a through-length type top layer overhaul operation platform and a through-length type middle layer overhaul operation platform are respectively arranged on the top layer overhaul operation platform and the through-length type middle layer overhaul operation platform through bolts; the hanging upright post is hung through the protective net hung at the top of the cross beam support and is connected with the suspended light protective net so as to ensure the safety of workers.
In summary, the specific advantages of the present invention are as follows:
1. the transformation scheme creatively solves a plurality of technical problems of contradiction between transformation and operation and contradiction between high standard and economy, realizes balance in two aspects of reducing engineering cost and improving working efficiency, and generates greater social and economic benefits.
2. The transformation scheme carries out electrified net hanging on the station track needing to be transformed, a through-length type double-layer maintenance operation platform is additionally arranged on the whole motor train unit, and the whole power-concentrated motor train unit is maintained by the whole passenger train.
3. The common-column common-length type overhauling operation platform is divided into a three-layer structure, and under the premise of meeting the overhauling requirement, the aims of compact overall layout structure, small occupied space and high overhauling efficiency are fulfilled.
4. This overhaul operation platform adopts the structure of sharing a post full length formula, utilizes existing preparation canopy stand, only at the newly-built stand of the opposite side of strand road, has remain the maintenance passageway, guarantees that the maintenance technology is smooth and easy, can satisfy the major part transportation and overhaul the operation demand.
5. The common-column common-length type overhauling operation platform is assembled, the main body is of a light steel structure, and the common-column common-length type overhauling operation platform is low in manufacturing cost, stable in structure, safe and reliable. The setting position and the setting scheme fully meet the overall process arrangement requirement of the railway locomotive servicing and overhaul. The bottom layer operation platform adopts the existing hardened ground, and the practicability, the convenience and the safety of operators of the operation platform are fully considered; the top layer operation platform is provided with the suspended light protective net, so that casualties caused by falling of personnel or objects from the air in the construction process can be effectively prevented.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a with existing structure sharing post full length formula power centralized motor train unit three-dimensional maintenance work platform which characterized in that: the device is used for transforming the existing preparation shed and station tracks of the passenger preparation, and comprises a through-length type overhaul operation shed (1), a contact net cantilever (2), a through-length type middle layer operation platform (4), a through-length type top layer operation platform (3), a suspension type light protective net (5) and an existing preparation shed upright post (7);
the existing preparation shed comprises an existing preparation shed upright post (7) and an existing preparation shed ceiling (10);
the through-length type overhaul operation shed (1) and the existing overhaul shed share an existing overhaul shed stand column (7), and further comprises a through-length type overhaul operation shed stand column (102) and a through-length type overhaul operation shed ceiling (101); the through-length type overhaul operation shed (1) is arranged above the preparation station track of a plurality of strip ditches of the existing passenger service station in a spanning mode;
the through-length type overhauling operation shed upright posts (102) are arranged on the side faces of the existing overhauling shed, and two ends of the through-length type overhauling operation shed ceiling (101) are connected to the tops of the through-length type overhauling operation shed upright posts (102) and the existing overhauling shed upright posts (7);
the contact net cantilever (2) is arranged on the outer side of the existing servicing shed upright post (7) and the inner side of the through-length type overhauling operation shed upright post (102) and is positioned above the power-concentrated motor train unit (8);
the outer side of the existing shed upright post (7) and the inner side of the through-length type overhaul operation shed upright post (102) are both provided with the through-length type middle layer operation platform (4) and the through-length type top layer operation platform (3) which are arranged on the side surface of the power concentrated motor train unit (8);
the suspended light protective net (5) is suspended below the ceiling (101) of the through-length type overhaul shed and above the middle of the adjacent preparation station track.
2. The three-dimensional overhaul operating platform of the power concentrated motor train unit sharing the column with the existing structure as claimed in claim 1, wherein:
a ladder stand is arranged between the through type middle layer operation platform (4) and the ground.
3. The three-dimensional overhaul operating platform of the power concentrated motor train unit sharing the column with the existing structure as claimed in claim 1, wherein:
a ladder stand with a safety door is arranged between the through type top layer operation platform (3) and the through type middle layer operation platform (4).
4. The three-dimensional overhaul operating platform of the power concentrated motor train unit sharing the column with the existing structure as claimed in claim 1, wherein:
the lower part of the ceiling (101) of the through-type overhaul operation shed is connected with a protective net hanging upright post (6), and the suspended light protective net (5) is arranged on two sides of the lower end of the protective net hanging upright post (6).
5. The three-dimensional overhaul operating platform of the power concentrated motor train unit sharing the column with the existing structure as claimed in claim 1, wherein:
and an overhaul vehicle is arranged in a channel reserved on the hardened ground between adjacent servicing tracks and below the suspended light protective screening (5) and is used for the operations of refueling, water adding, greasing, sand adding and pollution discharging of the power-concentrated motor train unit.
6. The three-dimensional overhaul operating platform of the power concentrated motor train unit sharing the column with the existing structure as claimed in claim 1, wherein:
the bottom of the upright post (102) of the through-length type overhaul shed is poured on the existing hardened ground by concrete.
7. The three-dimensional overhaul operating platform of the power concentrated motor train unit sharing the column with the existing structure as claimed in claim 1, wherein:
the beam support of the through-length type overhaul operation shed ceiling (101) is connected with the tops of the through-length type overhaul operation shed upright post (102) and the existing preparation shed upright post (7) through bolts.
8. The three-dimensional overhaul operating platform of the power concentrated motor train unit sharing the column with the existing structure as claimed in claim 1, wherein:
and the installation interface of the contact net cantilever (2) is preset on the through-type overhaul operation shed upright post (102).
9. The three-dimensional overhaul operating platform of the power concentrated motor train unit sharing the column with the existing structure as claimed in claim 1, wherein:
and the installation interface of the contact net cantilever (2) is added on the existing preparation shed upright post (7).
10. The three-dimensional overhaul operating platform of the power concentrated motor train unit sharing the column with the existing structure as claimed in claim 1, wherein:
the contact net cantilever (2) is hung in a simple chain type, and the hanging type is contact hanging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910888820.1A CN110758458A (en) | 2019-09-19 | 2019-09-19 | Three-dimensional maintenance operation platform of power centralized motor train unit sharing column with existing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910888820.1A CN110758458A (en) | 2019-09-19 | 2019-09-19 | Three-dimensional maintenance operation platform of power centralized motor train unit sharing column with existing structure |
Publications (1)
| Publication Number | Publication Date |
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| CN110758458A true CN110758458A (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910888820.1A Pending CN110758458A (en) | 2019-09-19 | 2019-09-19 | Three-dimensional maintenance operation platform of power centralized motor train unit sharing column with existing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110758458A (en) |
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2019
- 2019-09-19 CN CN201910888820.1A patent/CN110758458A/en active Pending
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