CN216443599U

CN216443599U - Aluminum alloy all-welded metro vehicle dome structure

Info

Publication number: CN216443599U
Application number: CN202123173679.9U
Authority: CN
Inventors: 严飞; 周明
Original assignee: Changzhou Runtuo Stainless Steel Co ltd
Current assignee: Changzhou Runtuo Stainless Steel Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-05-06
Anticipated expiration: 2031-12-16

Abstract

The utility model relates to a railcar technical field, and disclose aluminum alloy all-welded subway vehicle calotte structure, including two roof boundary beams, two the installation roof, two have all been welded to the both ends inboard of roof boundary beam the inboard intermediate position welding of roof boundary beam has the calotte protruding, first arc fixed plate and second arc fixed plate have been welded respectively at the both ends of installation roof, the welding of the bellied lateral wall of first arc fixed plate and calotte, two the both ends outside of roof boundary beam still has welded same arc reinforcing plate, second arc fixed plate and arc reinforcing plate welded connection, two the arc connecting plate has all been welded at the both ends of roof boundary beam. The welding stability of the whole subway roof is greatly improved, and the overall structural strength of the subway roof is guaranteed.

Description

Aluminum alloy all-welded metro vehicle dome structure

Technical Field

The application relates to the technical field of metro vehicle structures, in particular to an aluminum alloy all-welded metro vehicle dome structure.

Background

The subway is the rapid, large-traffic and electric traction rail transit built in cities. The train runs on a totally closed line, the line located in the central urban area is basically arranged in the underground tunnel, and the line outside the central urban area is generally arranged on a viaduct or the ground.

At present, all parts of a vehicle top mechanism of a subway are formed by welding and fixing, but a fixing mechanism is lacked at a joint, so that the connection strength is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an in order to solve among the prior art vehicle roof mechanism part of subway form through welded fastening, nevertheless lack fixed establishment to the junction, influenced joint strength's problem, and the aluminum alloy all-welded subway vehicle dome structure that provides.

In order to achieve the purpose, the following technical scheme is adopted in the application:

aluminum alloy all-welded subway vehicle dome structure, including two roof boundary beams, two the installation roof has all been welded to the both ends inboard of roof boundary beam, two the inboard intermediate position welding of roof boundary beam has the calotte protruding, the both ends of installation roof have welded first arc fixed plate and second arc fixed plate respectively, first arc fixed plate with the bellied lateral wall welding of calotte, two the both ends outside of roof boundary beam still has welded same arc reinforcing plate, second arc fixed plate with arc reinforcing plate welded connection, two the arc connecting plate has all been welded at the both ends of roof boundary beam.

Preferably, the outer sides of the two ends of the roof side beam are welded with L-shaped stabilizing plates which are in crimping connection with the outer sides of the arc-shaped reinforcing plates, and one ends, far away from the roof side beam, of the L-shaped stabilizing plates are welded with the side walls of the arc-shaped connecting plates.

Preferably, the upper side of the roof side rail is provided with an arc-shaped extension.

Preferably, a plurality of reinforcing ribs are uniformly welded on the surface of the dome bulge.

Preferably, the side wall of the reinforcing rib is provided with a plurality of water leakage holes.

Preferably, a plurality of triangular reinforcing rib plates are fixedly connected to the joints of the first arc-shaped fixing plate and the second arc-shaped fixing plate with the mounting top plate.

Preferably, the surface of the mounting top plate is provided with a plurality of mounting openings.

Preferably, the surface of the roof cross beam is fixedly welded with a crimping frame crimped at two ends of the dome bulge, and the crimping frame and the dome bulge are welded.

Preferably, an arc-shaped water leakage plate is welded on the outer side of the roof cross beam.

Compared with the prior art, the application provides aluminum alloy all-welded subway vehicle dome structure, possesses following beneficial effect:

1. the aluminum alloy all-welded metro vehicle dome structure is characterized in that a whole roof is assembled between two roof side beams through the arranged roof side beams, two installation top plates and a dome bulge are welded between the two roof side beams, the connection stability between the installation top plates and the dome bulge is ensured through the welding of a first arc-shaped fixing plate, the two arc-shaped reinforcing plates ensure that the connection stability of the two ends of the two roof side beams is good, the installation top plates are stably connected with the arc-shaped reinforcing plates through second arc-shaped fixing plates, the installation stability of one end of the installation top plates is further ensured, the dome bulge is stably welded with a compression joint frame on the surface of the roof side beam, the connection stability of the dome bulge is ensured, the connection between the installation top plates and the first arc-shaped fixing plate and the second arc-shaped fixing plate is stable due to the arrangement of a plurality of triangular reinforcing ribs, and the support stability of the installation top plates is ensured, the subsequent installation to subway equipment is convenient for.

2. This aluminum alloy all-welded subway vehicle dome structure is through a plurality of strengthening ribs that the protruding upper end of calotte was equipped with for the bellied support stability intensity of whole calotte is high, and cooperates a plurality of holes that leak that the strengthening rib lateral wall was seted up and roof boundary beam outside welded arc board that leaks, makes the ponding of roof department discharge fast, can not gather together.

And the part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, and this application makes the welding stability of whole subway roof obtain improving greatly, has guaranteed the overall structure intensity of subway roof.

Drawings

FIG. 1 is a schematic structural diagram of an aluminum alloy all-welded subway vehicle dome structure provided by the present application;

fig. 2 is a schematic side view of a roof side rail of an aluminum alloy all-welded metro vehicle dome structure according to the present application.

In the figure: 1. a roof side rail; 2. installing a top plate; 3. a dome protrusion; 4. a first arc-shaped fixing plate; 5. a second arc-shaped fixing plate; 6. an arc-shaped reinforcing plate; 7. an arc-shaped connecting plate; 8. an L-shaped stabilizing plate; 9. an arc-shaped extension; 10. reinforcing ribs; 11. a water leakage hole; 12. a triangular reinforcing rib plate; 13. an installation port; 14. a crimping frame; 15. an arc-shaped water leaking plate.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present application.

Referring to fig. 1, an aluminum alloy all-welded metro vehicle dome structure comprises two roof side beams 1, wherein mounting top plates 2 are welded on the inner sides of two ends of each roof side beam 1, a plurality of mounting holes 13 are formed in the surfaces of the mounting top plates 2, so that metro equipment can be conveniently mounted and fixed, dome bulges 3 are welded in the middle positions of the inner sides of the two roof side beams 1, press-connection frames 14 which are in press-connection with two ends of the dome bulges 3 are fixedly welded on the surfaces of the roof side beams 1, the press-connection frames 14 and the dome bulges 3 are welded, the connection stability of the dome bulges 3 is guaranteed, a plurality of reinforcing ribs 10 are uniformly welded on the surfaces of the dome bulges 3, so that the supporting stability of the whole dome bulges 3 is high, a plurality of water leakage holes 11 are formed in the side walls of the reinforcing ribs 10, arc water leakage plates 15 are welded on the outer sides of the roof side beams 1, accumulated water at the roof can be quickly discharged and cannot be accumulated together, first arc fixed plate 4 and second arc fixed plate 5 have been welded respectively at the both ends of installation roof 2, first arc fixed plate 4 and second arc fixed plate 5 and the equal a plurality of triangle reinforcing rib plate 12 of the equal fixedly connected with in junction of installation roof 2, the setting up of a plurality of triangle reinforcing rib plate 12 makes the connection between installation roof 2 and first arc fixed plate 4 and the second arc fixed plate 5 firm, the support steadiness of installation roof 2 has been guaranteed, be convenient for follow-up installation to subway equipment, the protruding 3's of first arc fixed plate 4 and calotte side wall welding, same arc reinforcing plate 6 has still been welded in the both ends outside of two roof boundary beams 1, second arc fixed plate 5 and arc reinforcing plate 6 welded connection, arc connecting plate 7 has all been welded at the both ends of two roof boundary beams 1.

Referring to fig. 1, the outer sides of the two ends of the roof side rail 1 are welded with the L-shaped stabilizing plates 8 which are pressed on the outer sides of the arc-shaped reinforcing plates 6, one ends, far away from the roof side rail 1, of the L-shaped stabilizing plates 8 are welded with the side walls of the arc-shaped connecting plates 7, the installation stability of the arc-shaped reinforcing plates 6 can be further guaranteed, and the connection stability between the two roof side rails 1 is guaranteed.

Referring to fig. 2, the roof side rail 1 is provided with an arc-shaped extension 9 at the upper side thereof to facilitate accurate installation and fixation of the arc-shaped installation part.

The working principle is that when in use, the whole roof is assembled between two roof side beams 1 through the roof side beams 1, two installation top plates 2 and one dome bulge 3 are welded, the connection stability between the installation top plates 2 and the dome bulge 3 is ensured through the welding of a first arc-shaped fixing plate 4, the connection stability of the two roof side beams 1 is good due to the two arc-shaped reinforcing plates 6, the installation top plates 2 are stably connected with the arc-shaped reinforcing plates 6 through second arc-shaped fixing plates 5, the installation stability of one ends of the installation top plates 2 is further ensured, the dome bulge 3 and a press-connection frame 14 on the surface of the roof side beam 1 are stably welded together, the connection stability of the dome bulge 3 is ensured, the connection stability between the installation top plates 2 and the first arc-shaped fixing plate 4 as well as the connection stability between the second arc-shaped fixing plate 5 is ensured due to the arrangement of a plurality of triangular reinforcing ribs 12, and the support stability of the installation top plates 2 is ensured, the follow-up installation to subway equipment of being convenient for is through a plurality of strengthening ribs 10 that the protruding 3 upper ends of calotte were equipped with for the protruding 3 support stability intensity of whole calotte is high, and cooperates a plurality of holes 11 that leak that 10 lateral walls of strengthening rib seted up and roof boundary beam 1 outside welded arc board 15 that leaks, makes the ponding of roof department discharge fast, can not gather together.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present application, and equivalent alternatives or modifications according to the technical solutions and the application concepts of the present application, which are within the technical scope of the present application.

Claims

1. Aluminum alloy all-welded subway vehicle dome structure, including two roof boundary beam (1), its characterized in that, two installation roof (2), two have all been welded to the both ends inboard of roof boundary beam (1) the inboard intermediate position welding of roof boundary beam (1) has the calotte protruding (3), first arc fixed plate (4) and second arc fixed plate (5) have been welded respectively to the both ends of installation roof (2), first arc fixed plate (4) with the lateral wall welding of calotte protruding (3), two still weld same arc reinforcing plate (6) in the both ends outside of roof boundary beam (1), second arc fixed plate (5) with arc reinforcing plate (6) welded connection, two arc connecting plate (7) have all been welded at the both ends of roof boundary beam (1).

2. An aluminum alloy all-welded metro vehicle dome structure according to claim 1, wherein an L-shaped stabilizing plate (8) which is pressed and connected to the outer side of the arc-shaped reinforcing plate (6) is welded to the outer sides of both ends of the roof side rail (1), and one end of the L-shaped stabilizing plate (8) far away from the roof side rail (1) is welded to the side wall of the arc-shaped connecting plate (7).

3. An aluminum alloy all welded metro vehicle dome structure according to claim 1, wherein the upper side of the roof side rail (1) is provided with an arc-shaped extension (9).

4. An aluminum alloy all-welded subway vehicle dome structure as claimed in claim 1, wherein said dome-shaped protrusions (3) have a plurality of ribs (10) welded uniformly on its surface.

5. An aluminum alloy all-welded metro vehicle dome structure according to claim 4, wherein a plurality of water leakage holes (11) are opened in the side wall of the reinforcing rib (10).

6. An aluminum alloy all-welded metro vehicle dome structure according to claim 1, wherein a plurality of triangular reinforcing ribs (12) are fixedly connected to the joints of the first arc-shaped fixing plate (4) and the second arc-shaped fixing plate (5) and the mounting roof (2).

7. An aluminum alloy all-welded metro vehicle dome structure according to claim 1, wherein a plurality of mounting ports (13) are opened on the surface of the mounting top plate (2).

8. An aluminum alloy all-welded subway vehicle dome structure as claimed in claim 1, wherein said roof side rail (1) has fixedly welded to its surface a crimping frame (14) crimped to both ends of said dome-like protrusion (3), said crimping frame (14) and said dome-like protrusion (3) being welded.

9. An aluminum alloy all-welded metro vehicle dome structure according to claim 1, wherein an arc-shaped water leakage plate (15) is welded to the outer side of the roof side rail (1).