CN112644530A - Vehicle body sliding top cover - Google Patents
Vehicle body sliding top cover Download PDFInfo
- Publication number
- CN112644530A CN112644530A CN202110030444.XA CN202110030444A CN112644530A CN 112644530 A CN112644530 A CN 112644530A CN 202110030444 A CN202110030444 A CN 202110030444A CN 112644530 A CN112644530 A CN 112644530A
- Authority
- CN
- China
- Prior art keywords
- top cover
- inspection
- plate
- vehicle body
- cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007689 inspection Methods 0.000 claims abstract description 33
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 14
- 238000005034 decoration Methods 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 3
- 229920002430 Fibre-reinforced plastic Polymers 0.000 abstract 2
- 239000011151 fibre-reinforced plastic Substances 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000011120 plywood Substances 0.000 description 4
- 238000005728 strengthening Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
- B61D17/12—Roofs
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Wing Frames And Configurations (AREA)
Abstract
The invention relates to the technical field of rail transit vehicle bodies, in particular to a vehicle body sliding top cover which comprises a top cover and an outer decorative apron board, wherein a sliding groove is formed in the outer decorative apron board, screw holes are distributed in the sliding groove, two sides of the top cover are matched with the sliding groove and provided with holes corresponding in position, the top cover is installed on the outer decorative apron board and comprises an upper layer plate and a lower layer plate, reinforcing ribs are lined between the upper layer plate and the lower layer plate, reinforcing ribs are also arranged below the lower layer plate, and the upper layer plate and the lower layer plate are made of FRP (fiber reinforced plastics). The top cover is provided with an inspection opening, the inspection opening is provided with a matched inspection cover plate, and the inspection cover plate is hinged with the top cover through a hinge. The inspection cover plate is provided with a bayonet which is connected with the top cover through a fastener. The invention has convenient installation and low failure rate, the top cover can slide on the apron board by arranging the sliding chute, and the short-time overhaul and maintenance can be realized when the top of the train body such as a bullet train, a subway and the like is overhauled.
Description
Technical Field
The invention relates to the technical field of rail transit vehicle bodies, in particular to a vehicle body sliding top cover.
Background
Present motor car, when the electrical equipment of installation need overhaul in the headspace of track traffic automobile bodies such as subway, often need help with lifting device to help to hoist traditional fixed overhead guard, often waste time and energy, and take place to collide with deformation etc. easily, the outward appearance and the life of overhead guard produce the influence, the too narrow difficult point that all is the restriction maintenance efficiency with the operating personnel of automobile body space is not enough, the security is also lower, therefore, the urgent need for a neotype overhead guard structure, save repair time, reduce the human input and improve the security.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a sliding top cover of a vehicle body.
In order to solve the technical problems, the invention adopts the following scheme:
the utility model provides a car body slip overhead guard, includes overhead guard and outer decoration skirtboard, be provided with the spout on the outer decoration skirtboard, the equipartition has the screw on the spout, both sides and the spout phase-match of overhead guard to open have with the spout on the corresponding hole in screw position, the overhead guard passes through screw and hole installation on outer decoration skirtboard with the screw, the overhead guard is including upper plate and the lower plywood that superpose together, the lining has platelike middle level strengthening rib between upper plate and the lower plywood, be provided with latticed back strengthening rib below the plywood down, upper plate and lower plywood material are FRP, the material of middle level strengthening rib and back strengthening rib is the PET foam.
Furthermore, the middle part of the top cover is provided with a square inspection opening, the inspection opening is provided with an inspection cover plate, the radian of the inspection cover plate is attached to the radian of the top cover, and the inspection cover plate is hinged to the top cover through a hinge.
Furthermore, the hinge is made of SUS304 stainless steel, so that the hinge is high in strength, corrosion-resistant and long in service life.
Further, a bayonet is arranged on the side, opposite to the side where the hinge is located, of the inspection cover plate, so that the inspection cover plate is convenient to fix.
Furthermore, the bayonet is connected with the top cover through a fastener, so that the operation is convenient.
Furthermore, the fastener is made of stainless steel A2 and is high in durability.
Compared with the prior art, the invention has the beneficial effects that:
the sliding top cover of the vehicle body is simple in structure, convenient to install and low in failure rate, and the double-layer PET foam reinforcing ribs are beneficial to reducing the equipment quality and saving the manufacturing cost; make the overhead guard can slide on the exterior trim skirtboard through setting up the spout, and need not adopt traditional mode to hoist whole overhead guard with the help of large-scale hoisting equipment, under the condition that has the miniatures such as abnormal sound to overhaul, can directly unscrew the fastener, open the access cover and look over and stretch into or human entering operation with the hand, when having extensive maintenance demand, only need to loosen the screw of a most recent overhead guard mounting point, can push away whole overhead guard, carry out the operation at the automobile body top, this mechanism has very high reliability and overall stability, when carrying out the overhaul of the equipments to similar track automobile body tops such as motor car and subway, can realize the short time and overhaul and maintain.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
FIG. 2 is a schematic cross-sectional view of the present invention.
FIG. 3 is a schematic cross-sectional view of a dome of the present invention.
Fig. 4 is a schematic view of the back stiffener of the present invention.
Fig. 5 is a schematic view of the inspection cover of the present invention.
Fig. 6 is a schematic view of the hinge of the invention.
FIG. 7 is a schematic view of the fastener of the invention.
In the figure: 1. a top cover; 1a, an upper layer plate; 1b, a lower plate; 1c, middle layer reinforcing ribs; 1d, back reinforcing ribs; 1e, a hole; 2. an inspection opening; 2a, inspecting a cover plate; 3. a hinge; 4. a bayonet; 5. a fastener; 6. an outer decorative apron board; 6a, a chute; 6b and screw holes.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 to 7, a sliding roof cover for a vehicle body comprises a roof cover 1 and an exterior skirt plate 6, wherein the exterior skirt plate 6 is provided with a sliding groove 6a, the sliding groove 6a is uniformly provided with screw holes 6b, two sides of the roof cover 1 are matched with the sliding groove 6a and are provided with holes 1e corresponding to the positions of the screw holes 6b, the roof cover 1 is mounted on the exterior skirt plate 6 through the screw holes 6b and the holes 1e by screws, the roof cover 1 comprises an upper plate 1a and a lower plate 1b which are stacked together, a plate-shaped middle reinforcing rib 1c is lined between the upper plate 1a and the lower plate 1b, a latticed back reinforcing rib 1d is arranged below the lower plate 1b, the use amount of raw materials is minimized while the strength is ensured, the production cost is saved, the upper plate 1a and the lower plate 1b are made of FRP, and the reinforcing rib 1c and the back reinforcing rib 1d are made of PET foam, the density is low, which is beneficial to reducing the whole weight of the product.
Open at the middle part of overhead guard 1 has square inspection opening 2, be provided with inspection apron 2a on the inspection opening 2, the radian of inspection apron 2a and the radian laminating of overhead guard 1, inspection apron 2a is articulated through hinge 3 and overhead guard 1, and it is convenient to open and shut, and hinge 3 is used for connecting inspection apron 2a and overhead guard 1 and supplying inspection apron 2a to open and shut on overhead guard 1, and the setting of inspection apron 2a is for carrying out the small-scale maintenance when not needing to open whole overhead guard 1 completely and uses, also can regard as the maintainer access & exit simultaneously.
The hinge 3 is made of SUS304 stainless steel, and is high in strength, corrosion-resistant and long in service life.
The opposite side of the inspection cover plate 2a, where the hinge 3 is located, is provided with a bayonet 4, so that the inspection cover plate 2a can be fixed on the top cover 1 conveniently.
The bayonet 4 is connected with the top cover 1 through the fastener 5, is convenient to install and disassemble, the fastener 5 is loosened, the inspection cover plate 2a can be opened, and the fastener 5 is screwed down when the inspection cover plate 2a is closed.
The fastener 5 is made of stainless steel A2, and is low in cost, strong in durability and easy to manufacture.
The manufacturing of the sliding top cover of the invention:
structure adjustment: the flatness of the mounting surface is guaranteed, the flatness needs to be guaranteed to be 1000mm, and the deformation is less than or equal to 2 mm.
Designing a mold: an RTM aluminum die is adopted, a female die is made of zero-shrinkage resin, and a bottom framework is fixedly supported by a carbon steel square tube.
And (3) product molding: the single-layer surface adopts the glass fiber prepreg, the resin content of the material is 20 percent lower than that of phenolic resin, the appearance is more easily designed during molding, and PET foam is added in the middle to be used as a reinforcing rib.
When small-scale overhaul and maintenance operations are carried out on top equipment of similar rail vehicle bodies such as motor cars, subways and the like, the fasteners 5 are loosened, the inspection cover plate 2a is opened, and then hands can directly stretch into the top space of the vehicle bodies or personnel can enter to carry out related operations; when large-scale maintenance and repair operation is carried out on top equipment of similar rail vehicle bodies such as motor cars, subways and the like, screws for fixing the top cover 1 on the outer decoration skirtboard 6 are unscrewed, at the moment, the top cover 1 can horizontally slide on the outer decoration skirtboard 6 due to the arrangement of the sliding grooves 6a, the top cover 1 can be horizontally pushed away by a small amount of manpower, and then large-scale maintenance and repair operation is carried out, and the top cover 1 is not required to be lifted in the vertical direction by large-scale equipment.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and those skilled in the art should understand that changes, modifications or additions can be made without departing from the spirit of the present invention.
Claims (6)
1. A car body sliding top cover is characterized in that: comprises a top cover (1) and an outer decoration apron board (6), wherein the outer decoration apron board (6) is provided with a sliding groove (6a), screw holes (6b) are uniformly arranged on the sliding grooves (6a), two sides of the top cover (1) are matched with the sliding grooves (6a), and is provided with a hole (1e) corresponding to the position of the screw hole (6b), the top cover (1) is arranged on the outer decoration apron board (6) by screws through the screw hole (6b) and the hole (1e), the top cover (1) comprises an upper plate (1a) and a lower plate (1b) which are overlapped together, a plate-shaped middle layer reinforcing rib (1c) is lined between the upper plate (1a) and the lower plate (1b), a latticed back reinforcing rib (1d) is arranged below the lower layer plate (1b), the upper plate (1a) and the lower plate (1b) are made of FRP, and the middle layer reinforcing rib (1c) and the back reinforcing rib (1d) are made of PET foam.
2. The vehicle body sliding roof cover according to claim 1, wherein: the middle part of top cap (1) is opened there is square inspection mouth (2), be provided with inspection apron (2a) on inspection mouth (2), the radian of inspection apron (2a) is laminated with the radian of top cap (1), inspection apron (2a) is articulated through hinge (3) and top cap (1).
3. The vehicle body sliding roof cover according to claim 2, wherein: the hinge (3) is made of SUS304 stainless steel.
4. The vehicle body sliding roof cover according to claim 1, wherein: a bayonet (4) is arranged on the side, opposite to the side where the hinge (3) is arranged, of the inspection cover plate (2 a).
5. The vehicle body sliding roof cover according to claim 4, wherein: the bayonet (4) is connected with the top cover (1) through a fastener (5).
6. The vehicle body sliding roof cover according to claim 5, wherein: the fastener (5) is made of stainless steel A2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110030444.XA CN112644530A (en) | 2021-01-08 | 2021-01-08 | Vehicle body sliding top cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110030444.XA CN112644530A (en) | 2021-01-08 | 2021-01-08 | Vehicle body sliding top cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112644530A true CN112644530A (en) | 2021-04-13 |
Family
ID=75367772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110030444.XA Pending CN112644530A (en) | 2021-01-08 | 2021-01-08 | Vehicle body sliding top cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112644530A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201999001U (en) * | 2010-12-10 | 2011-10-05 | 南车青岛四方机车车辆股份有限公司 | Movable railway vehicle roof cover |
| US8826827B1 (en) * | 2010-03-29 | 2014-09-09 | Strategic Rail Systems Company | Rail car cover system |
| CN204055796U (en) * | 2014-07-17 | 2014-12-31 | 南车株洲电力机车有限公司 | A kind of guideway vehicle cap structure |
| CN208325223U (en) * | 2018-05-09 | 2019-01-04 | 西南交通大学 | A kind of structure of the carbon fibre composite sky iron car body of low cost |
| CN210822259U (en) * | 2019-08-26 | 2020-06-23 | 中车株洲电力机车有限公司 | Rail car body and movable top cover thereof |
-
2021
- 2021-01-08 CN CN202110030444.XA patent/CN112644530A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8826827B1 (en) * | 2010-03-29 | 2014-09-09 | Strategic Rail Systems Company | Rail car cover system |
| CN201999001U (en) * | 2010-12-10 | 2011-10-05 | 南车青岛四方机车车辆股份有限公司 | Movable railway vehicle roof cover |
| CN204055796U (en) * | 2014-07-17 | 2014-12-31 | 南车株洲电力机车有限公司 | A kind of guideway vehicle cap structure |
| CN208325223U (en) * | 2018-05-09 | 2019-01-04 | 西南交通大学 | A kind of structure of the carbon fibre composite sky iron car body of low cost |
| CN210822259U (en) * | 2019-08-26 | 2020-06-23 | 中车株洲电力机车有限公司 | Rail car body and movable top cover thereof |
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| SE01 | Entry into force of request for substantive examination | ||
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