A roof structure in a rail vehicle

Abstract

The rail vehicle middle top plate structure provided by the utility model comprises an intermediate plate, an air duct support beam plate and a longitudinal beam plate, the air duct support beam plate is connected to the intermediate plate, the longitudinal beam plate is connected to a side of the air duct support beam plate away from the intermediate plate, the intermediate plate, the air duct support beam plate and the longitudinal beam plate divide the middle top plate structure into a plurality of modules, so that the installation process can be carried out in steps, thereby reducing deformation and improving the overall strength. The rail vehicle middle top plate structure provided by the utility model is easy to install and can avoid deformation during the installation process.

Description

Technical Field

[0001] The utility model belongs to the field of rail vehicles, and specifically relates to a roof structure in a rail vehicle. Background Art

[0002] At present, the top plate of a rail vehicle is usually made of a back plate, a sandwich and a face plate which are glued in sequence. The inner side of the sandwich is provided with a number of embedded mounting holes which penetrate the face plate and the back plate. At present, the top plate of a rail vehicle is mainly made of non-metallic composite materials or aluminum honeycomb sandwich materials, which are connected to the secondary frame with fasteners. During the installation process, the secondary frame is first installed and leveled, and then the top plate is installed piece by piece. The installation process is complicated and is prone to deformation due to stress.

[0003] In order to solve the above problems, patent document 106428059A discloses a middle top plate plug-in structure for an EMU, comprising a middle top plate, a profile composition, and a connecting bracket. The middle top plate is installed on the car body through the connecting bracket and the top plate frame. The characteristic is that: among two adjacent middle top plates, one middle top plate is provided with an insertion pin, and the other middle top plate is provided with a pin hole corresponding to the insertion pin. The insertion pin and the pin hole are plug-in and installed, so as to connect several middle top plates into an integral top plate, but the above problems cannot be solved. Utility Model Content

[0004] The utility model is developed to solve the above problems, and aims to provide a roof structure in a rail vehicle that is easy to install and can avoid deformation during installation. In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] The utility model provides a roof structure in a rail vehicle, which has the following characteristics: it comprises a middle plate, an air duct support beam plate and a longitudinal beam plate, wherein the air duct support beam plate is connected to the middle plate, and the longitudinal beam plate is connected to a side of the air duct support beam plate away from the middle plate.

[0006] In the top plate structure of the rail vehicle provided by the utility model, it can also have such a feature that a first riveting structure is provided on one side of the middle plate, the first riveting structure includes a first clamping protrusion and a first riveting plate, the first clamping protrusion is arranged on one side of the middle plate, and the first riveting plate is arranged on one side of the middle plate and is located above the first clamping protrusion.

[0007] In the top plate structure of the rail vehicle provided by the utility model, it can also have such a feature that a second riveted structure is provided on the side of the air duct support beam plate close to the middle plate, the second riveted structure includes a second clamping protrusion and a second riveted plate, the second clamping protrusion is adapted to the first clamping protrusion, and the second riveted plate is abutted against the first riveted plate.

[0008] The roof structure of the rail vehicle provided by the utility model may also have such a feature that a first plug-in structure is provided on the side of the air duct support beam plate away from the middle plate, and the first plug-in structure includes a plug-in plate, and the plug-in plate is arranged on the air duct support beam plate.

[0009] The roof structure of the rail vehicle provided by the utility model may also have such a feature that a second plug-in structure is provided on one side of the longitudinal beam plate close to the air duct support beam plate, and the second plug-in structure includes a plug-in block, and the plug-in block abuts against the plug-in plate.

[0010] In the roof structure of the rail vehicle provided by the utility model, it can also have such a feature that a fastening structure is provided on the side of the longitudinal beam plate away from the air duct support beam plate, the fastening structure includes a first fastening plate and fastening screws, the first fastening plate abuts against the longitudinal beam of the vehicle body, and the fastening screws are passed through the first fastening plate and the longitudinal beam of the vehicle body.

[0011] The roof structure of the rail vehicle provided by the utility model may also have such a feature that a main light strip is provided at the bottom of the air duct support beam plate.

[0012] The roof structure of the rail vehicle provided by the utility model may also have the following feature: a device interface and an air outlet are arranged on the middle plate.

[0013] The technical effect of the utility model is as follows: the middle top plate structure of the rail vehicle provided by the utility model includes an intermediate plate, an air duct support beam plate and a longitudinal beam plate, the air duct support beam plate is connected to the middle plate, the longitudinal beam plate is connected to the side of the air duct support beam plate away from the middle plate, the intermediate plate, the air duct support beam plate and the longitudinal beam plate divide the middle top plate structure into multiple modules, so that the installation process can be carried out in steps, thereby reducing deformation and improving overall strength.

[0014] Therefore, the roof structure in the rail vehicle provided by the utility model is easy to install and can avoid deformation during the installation process. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] This specification includes the following drawings, which show the following contents:

[0016] Figure 1 It is a structural schematic diagram of a roof structure in a rail vehicle in an embodiment of the utility model in a front view direction;

[0017] Figure 2 yes Figure 1 A partial enlarged view of part A;

[0018] Figure 3 yes Figure 1 A partial enlarged view of part B;

[0019] Figure 4 yes Figure 1A partial enlarged view of part C in the middle;

[0020] Figure 5 It is a structural schematic diagram of the air duct support beam plate and the main light strip in the embodiment of the utility model;

[0021] Figure 6 It is a top view of the middle plate in the embodiment of the utility model.

[0022] Marked in the figure: 10-middle plate, 11-first riveted structure, 111-first clamping protrusion, 112-first riveted plate, 12-equipment interface, 13-air outlet, 20-duct support beam plate, 21-second riveted structure, 211-second clamping protrusion, 212-second riveted plate, 22-first plug-in structure, 221-plug-in plate, 30-longitudinal beam plate, 31-second plug-in structure, 311-plug-in block, 32-fastening structure, 321-first fastening plate, 322-fastening screw, 40-main light strip. DETAILED DESCRIPTION

[0023] The specific implementation methods of the present invention are further explained in detail below by describing the embodiments with reference to the accompanying drawings, with the aim of helping those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present invention and facilitating their implementation.

[0024] Figure 1 It is a structural schematic diagram of a roof structure in a rail vehicle in an embodiment of the utility model in a front view direction.

[0025] like Figure 1 As shown, the roof plate structure of the rail vehicle provided by the utility model includes an intermediate plate 10, an air duct support beam plate 20 and a longitudinal beam plate 30, the air duct support beam plate 20 is connected to the intermediate plate 10, the intermediate plate 10 is arranged on the roof of the vehicle body, the air duct support beam plate 20 is connected to the air duct support beam, the longitudinal beam plate 30 is connected to the longitudinal beam, and the longitudinal beam plate 30 is connected to the side of the air duct support beam plate 20 away from the intermediate plate 10. The intermediate plate 10, the air duct support beam plate 20 and the longitudinal beam plate 30 divide the roof plate structure into multiple modules, so that it can be installed step by step during the installation process, thereby reducing deformation and improving overall strength.

[0026] Figure 2 yes Figure 1 A partial enlarged view of part A.

[0027] like Figure 2As shown, a first riveted structure 11 is provided on one side of the middle plate 10, and the first riveted structure 11 includes a first clamping protrusion 111 and a first riveted plate 112. The first clamping protrusion 111 is arranged on one side of the middle plate 10, and the first riveted plate 112 is arranged on one side of the middle plate 10 and is located above the first clamping protrusion 111; a second riveted structure 21 is provided on the side of the air duct support beam plate 20 close to the middle plate 10, and the second riveted structure 21 includes a second clamping protrusion 211 and a second riveted plate 212. The second clamping protrusion 211 is adapted to the first clamping protrusion 111, and the second clamping protrusion 211 is clamped together with the first clamping protrusion 111, thereby connecting the middle plate 10 and the air duct support beam plate 20 to enhance the reliability of the structure. The second riveted plate 212 abuts against the first riveted plate 112, and rivets are provided on the first riveted plate 112 and the second riveted plate 212, so as to rivet the first riveted plate 112 and the second riveted plate 212, thereby further fixing the middle plate 10 and the air duct support beam plate 20, and the rivets are provided on the first riveted plate 112 and the second riveted plate 212, which can avoid deformation of the middle plate 10 and the air duct support beam plate 20 body and improve the installation quality.

[0028] Figure 3 yes Figure 1 A partial enlarged view of part B.

[0029] like Figure 3 As shown, a first plug-in structure 22 is provided on the side of the duct joist plate 20 away from the middle plate 10, and the first plug-in structure 22 includes a plug-in plate 221, which is arranged on the duct joist plate 20; a second plug-in structure 31 is provided on the side of the longitudinal beam plate 30 close to the duct joist plate 20, and the second plug-in structure 31 includes a plug-in block 311, which abuts against the plug-in block 221, and the plug-in plate 221 is penetrated by screws, which are screwed into the plug-in block 311, thereby connecting the duct joist plate 20 and the longitudinal beam plate 30, which can avoid deformation of the main bodies of the duct joist plate 20 and the longitudinal beam plate 30.

[0030] Figure 4 yes Figure 1 A partial enlarged view of part C.

[0031] like Figure 4 As shown, a fastening structure 32 is provided on the side of the longitudinal beam plate 30 away from the air duct support beam plate 20, and the fastening structure 32 includes a first fastening plate 321 and a fastening screw 322. The first fastening plate 321 is in contact with the longitudinal beam of the vehicle body, and the fastening screw 322 is passed through the first fastening plate 321 and the longitudinal beam of the vehicle body, thereby connecting the longitudinal beam plate 30 to the longitudinal beam, and the side of the longitudinal beam plate 30 away from the air duct support beam plate 20 is bent, so that the fastening structure 32 is hidden in the longitudinal beam plate 30, thereby improving the structural beauty.

[0032] Figure 5It is a structural schematic diagram of the air duct support beam plate and the main light strip in the embodiment of the utility model.

[0033] like Figure 5 As shown, the top of the air duct support beam plate 20 is connected to the air duct support beam by bolts, and the bottom of the air duct support beam plate 20 is provided with a main light strip 40. The air duct support beam plate 20 provides an installation position for the main light strip 40, optimizes the structure, and improves the stability of the structure.

[0034] Figure 6 It is a top view of the middle plate in the embodiment of the utility model.

[0035] The middle plate 10 is provided with a device interface 12 and an air outlet 13. The device interface 12 is used for wiring of cameras and other devices to facilitate line layout. The air outlet 13 can ensure fresh air in the rail vehicle and improve the passenger experience.

[0036] During the installation process of the top plate structure in the rail vehicle provided by the utility model, the middle plate 10 is first installed on the roof of the vehicle body by screws, the air duct support beam plate 20 is connected to the air duct support beam by bolts, and then the longitudinal beam plate 30 is fastened to the longitudinal beam by fastening screws 322, and finally the middle plate 10 and the air duct support beam plate 20 are connected by the first riveting structure 11 and the second riveting structure 21, and the air duct support beam plate 20 and the longitudinal beam plate 30 are connected by the first plug-in structure 22 and the second plug-in structure 31, so as to facilitate the installation of the middle top plate structure, and during the installation process, there are many structural redundancies, which can effectively reduce the occurrence of installation deformation and improve the structural strength and aesthetics.

[0037] Functions and Effects of the Embodiments

[0038] The rail vehicle middle top plate structure provided by the utility model includes an intermediate plate 10, an air duct support beam plate 20 and a longitudinal beam plate 30, the air duct support beam plate 20 is connected to the intermediate plate 10, the intermediate plate 10 is arranged on the roof of the vehicle body, the air duct support beam plate 20 is connected to the air duct support beam, the longitudinal beam plate 30 is connected to the longitudinal beam, and the longitudinal beam plate 30 is connected to the side of the air duct support beam plate 20 away from the intermediate plate 10. The intermediate plate 10, the air duct support beam plate 20 and the longitudinal beam plate 30 divide the middle top plate structure into a plurality of modules, so that the installation process can be carried out in steps, thereby reducing deformation and improving the overall strength. The rail vehicle middle top plate structure provided by the utility model is easy to install and can avoid deformation during the installation process.

[0039] The above is an exemplary description of the utility model in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the method concept and technical solution of the utility model; or the above concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A roof structure in a rail vehicle, characterized in that: It comprises an intermediate plate (10), an air duct support beam plate (20) and a longitudinal beam plate (30), wherein the air duct support beam plate (20) is connected to the intermediate plate (10), and the longitudinal beam plate (30) is connected to a side of the air duct support beam plate (20) away from the intermediate plate (10).

2. The roof structure of a rail vehicle according to claim 1, characterized in that: A first riveted structure (11) is provided on one side of the middle plate (10), the first riveted structure (11) comprising a first clamping protrusion (111) and a first riveted plate (112), the first clamping protrusion (111) being provided on one side of the middle plate (10), the first riveted plate (112) being provided on one side of the middle plate (10) and being located above the first clamping protrusion (111).

3. The roof structure of a rail vehicle according to claim 2, characterized in that: A second riveted structure (21) is provided on one side of the air duct support beam plate (20) close to the middle plate (10), and the second riveted structure (21) comprises a second clamping protrusion (211) and a second riveted plate (212), the second clamping protrusion (211) is adapted to the first clamping protrusion (111), and the second riveted plate (212) is in abutment with the first riveted plate (112).

4. The roof structure of a rail vehicle according to claim 1, characterized in that: A first plug-in structure (22) is provided on a side of the air duct joist plate (20) away from the middle plate (10); the first plug-in structure (22) comprises a plug-in plate (221); and the plug-in plate (221) is arranged on the air duct joist plate (20).

5. The roof structure of a rail vehicle according to claim 4, characterized in that: A second plug-in structure (31) is provided on one side of the longitudinal beam plate (30) close to the air duct support beam plate (20), and the second plug-in structure (31) comprises a plug-in block (311), and the plug-in block (311) abuts against the plug-in plate (221).

6. The roof structure of a rail vehicle according to claim 1, characterized in that: A fastening structure (32) is provided on a side of the longitudinal beam plate (30) away from the air duct support beam plate (20), wherein the fastening structure (32) comprises a first fastening plate (321) and a fastening screw (322), wherein the first fastening plate (321) abuts against the longitudinal beam of the vehicle body, and the fastening screw (322) is passed through the first fastening plate (321) and the longitudinal beam of the vehicle body.

7. The roof structure of a rail vehicle according to claim 1, characterized in that: A main light strip (40) is provided at the bottom of the air duct support beam plate (20).

8. The roof structure of a rail vehicle according to claim 1, characterized in that: The middle plate (10) is provided with a device interface (12) and an air outlet (13).

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