CN218343485U

CN218343485U - City rail vehicle side roof connection structure and city rail vehicle

Info

Publication number: CN218343485U
Application number: CN202221918620.XU
Authority: CN
Inventors: 凌攀; 王国锋; 黄洋; 任万跃; 邹欢
Original assignee: CRRC Zhuzhou Locomotive Co Ltd
Current assignee: CRRC Zhuzhou Locomotive Co Ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2023-01-20
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a side roof connecting structure of an urban rail vehicle, which comprises a hinge and a side roof, wherein the hinge comprises an upper hinge and a lower hinge; the lower hinge comprises a lower hinge connecting part and a lower hinge mounting part, and the lower hinge mounting part is connected with the side top plate; the upper hinge is a bending plate, the upper part of the upper hinge is connected with a longitudinal beam and a transverse beam of the urban rail vehicle, and the lower part of the upper hinge is connected with the lower hinge connecting part; the lower hinge connecting part is connected with the lower hinge mounting part through a rotating shaft, and the lower hinge mounting part can rotate around the rotating shaft by a certain angle theta; when the lower hinge mounting part rotates around the rotating shaft by a rotation angle theta, the lower hinge mounting part is abutted against the lower hinge connecting part on the rotating shaft. An urban rail vehicle is also disclosed. The hinge in the side top plate connecting structure is provided with the limiting structure, the angle control in the opening and closing process of the side top plate is more accurate, the rotating shaft is used as a moving mechanism, the structure is simple, the installation and the maintenance are more convenient, the reliability in the opening and closing process of the side top plate and the accurate controllability of the opening and closing angle are ensured, and the collision with the handrail is avoided.

Description

City rail vehicle side roof connection structure and city rail vehicle

Technical Field

The utility model belongs to the technical field of the rail transit, concretely relates to urban rail vehicle side roof connection structure and urban rail vehicle.

Background

In the existing urban rail vehicle project, the side top plate is used as a movable part, and the side top plate needs to be opened and closed frequently in the vehicle overhauling process so as to be convenient for the maintenance and repair of a vehicle door system, an electrical system, a passenger information system and the like. One end of the side top plate is fixed on the longitudinal beam through a hinge, and the other end of the side top plate is locked on the side wall or the door upright post cover through a square hole lock. The side top plate can rotate a certain angle around the hinge rotating shaft after the square hole lock is opened. Because the armrests are arranged above the seat, the rotation angle of the side top plate needs to be controlled in the opening and closing process, and the surface of the side top plate is prevented from being damaged due to collision with the armrests. At present, the mode of controlling the opening and closing angle of the side top plate is to add a stainless steel block on a hinge, and the side top plate is contacted with the stainless steel block after being opened to a certain angle, so that the purpose of controlling the opening and closing angle is achieved. The contact mode of the side top plate and the stainless steel block on the hinge is 'line-surface' contact, the effect of controlling the opening and closing angle is limited, and the stainless steel block is difficult to disassemble in the installation process, so that the ideal effect of the opening and closing angle of the side top plate is difficult to achieve. The phenomenon that the side roof collides with the handrail in the opening and closing process often appears in urban rail vehicle project, influences the performance of side roof.

Chinese utility model patent publication No. CN202847703U discloses an urban rail vehicle side roof mounting structure, comprising an upper hinge and a lower hinge, wherein the upper end of the upper hinge is fixed at the top of the urban rail vehicle; the lower end of the lower hinge is fixedly connected with a side top plate of the urban rail vehicle; the lower end of the upper hinge is hinged with the upper end of the lower hinge. The utility model discloses an adopt split type hinge structure, make things convenient for the dismantlement and the installation of side roof to make things convenient for city rail vehicle internal plant's maintenance and maintenance, can avoid effectively opening the side roof because of the needs increase maintenance space blindly by force and cause the side roof to collide with other parts, avoid destroying the decoration surface. However, the side top plate mounting structure is of an overlapping structure, the opening and closing angle of the side top plate is small, when internal equipment needs to be overhauled, the side top plate still needs to be removed, then the equipment is overhauled, operation is inconvenient, and certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a city rail vehicle side roof connection structure and city rail vehicle, the control side roof angle that opens and shuts that can be more accurate prevents that the side roof in-process that opens and shuts from bumping with the handrail, and simple structure, simple installation and maintenance are maintained more conveniently, have guaranteed the reliability and the security of side roof installation simultaneously.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is:

the utility model provides a city rail vehicle side roof connection structure, includes hinge and side roof, its structural feature is: the hinge comprises an upper hinge and a lower hinge; the lower hinge comprises a lower hinge connecting part and a lower hinge mounting part, and the lower hinge mounting part is connected with the side top plate; the upper hinge is a bent plate, the upper part of the upper hinge is connected with a longitudinal beam and a transverse beam of the urban rail vehicle, and the lower part of the upper hinge is connected with the lower hinge connecting part; the lower hinge connecting part is connected with the lower hinge mounting part through a rotating shaft, and the lower hinge mounting part can rotate around the rotating shaft by a certain angle theta; when the lower hinge mounting part rotates around the rotating shaft by a rotation angle theta, the lower hinge mounting part is abutted against the lower hinge connecting part on the rotating shaft.

The side roof is connected with the hinge, and the hinge is connected with the vertical and horizontal roof beam of urban rail vehicle, can guarantee the reliability and the security of side roof installation. When the side top plate needs to be opened, the side top plate is rotated after the square hole lock on the side top plate is opened, and the side top plate drives the lower hinge installation part to rotate around the rotating shaft. When the lower hinge mounting part is abutted to the lower hinge connecting part on the rotating shaft, the side top plate reaches the maximum opening and closing angle. If the opening and closing angle of the side top plate needs to be adjusted, the abutting positions of the lower hinge mounting part and the lower hinge connecting part on the rotating shaft only need to be adjusted. Hinge is from taking limit structure among this urban rail vehicle side roof connection structure, and the side roof in-process angle control that opens and shuts is more accurate, regards the pivot as the moving mechanism, and simple structure, installation, maintenance are more simple and convenient, guarantee the side roof reliability of in-process that opens and shuts and the accurate controllability of the angle of opening and shutting, avoid bumping with the handrail.

Specifically, the value range of the angle theta is that theta is greater than or equal to 0 and less than or equal to 60 degrees. According to the relative position of the inner side top plate and the handrail of the existing urban rail vehicle, the maximum opening and closing angle of the side top plate is 60 degrees.

Specifically, the bending angle of the upper hinge is 90 °.

In order to provide adjustability for the mounting position of the side top plate, the side top plate is preferably adjustably connected with the lower hinge mounting part, and the side top plate can move left and right along the length direction of the urban rail vehicle.

Specifically, be equipped with first C type groove on the roof of inclining, first C type groove orientation hinge installation department down, hinge installation department is connected with first C type groove through first fastener down. The first fastener can move in the first C-shaped groove, so that the adjustability of the installation position of the side top plate is ensured.

In order to adjust the installation height of the side top plate up and down, preferably, the lower part of the upper hinge is adjustably connected with the lower hinge connecting part, and the lower hinge connecting part can move up and down along the height direction of the urban rail vehicle.

Specifically, a first waist-shaped hole is formed in the lower hinge connecting portion in the height direction, a nut is arranged on the side, away from the lower hinge connecting portion, of the lower portion of the upper hinge, and the lower hinge connecting portion penetrates through the first waist-shaped hole through a second fastener and is connected with the nut. When the installation height of the side top plate needs to be adjusted, the lower hinge can be moved up and down through the first waist-shaped hole, and the installation height of the side top plate can be conveniently adjusted; because the inner side surface of the lower part of the upper hinge is close to the longitudinal and transverse beams of the urban rail vehicle, and the nut is arranged on the inner side surface of the upper hinge, the second fastener can be conveniently mounted and dismounted.

In order to prevent the hinge from interfering with the mounting seats of the longitudinal beams, preferably, the upper part of the upper hinge is adjustably connected with the longitudinal beams on the urban rail vehicle, and the upper part of the upper hinge can move along both the length direction and the width direction of the urban rail vehicle.

Specifically, a second C-shaped groove is formed in the longitudinal beam and faces the upper portion of the upper hinge; and a second waist-shaped hole is formed in the upper part of the upper hinge along the width direction, and the upper part of the upper hinge penetrates through the second waist-shaped hole through a third fastener and is connected with a second C-shaped groove. The third fastener can move in the second C-shaped groove, so that the upper hinge can move along the length direction of the urban rail vehicle, and the hinge is prevented from interfering with the mounting seats of the longitudinal and transverse beams; set up second waist type hole on last hinge upper portion for go up the hinge still can follow city rail vehicle width direction and remove, guarantee that the interval from side roof to door or side wall meets the demands.

Based on the same invention concept, the utility model also provides an urban rail vehicle, be equipped with on the urban rail vehicle side roof connection structure.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a hinge is from taking limit structure among the urban rail vehicle side roof connection structure, and the side roof opens and shuts in-process angle control more accurate, regards the pivot as the moving mechanism, and simple structure, installation, maintenance are more simple and convenient, guarantee the side roof reliability of in-process that opens and shuts and the accurate controllability of the angle that opens and shuts, avoid colliding with the handrail.

2. The utility model discloses a side roof's mounted position and mounting height all have the controllability among the urban rail vehicle side roof connection structure.

3. The utility model discloses a hinge has the controllability with the hookup location of city rail vehicle among the city rail vehicle side roof connection structure.

Drawings

Fig. 1 is a schematic view of a side roof connecting structure of an urban rail vehicle according to the present invention;

FIG. 2 is a schematic view of the hinge structure of FIG. 1;

FIG. 3 is a schematic view of the upper hinge structure of FIG. 2;

FIG. 4 is a schematic top view of the structure of FIG. 3;

FIG. 5 is a schematic left side view of the structure of FIG. 3;

FIG. 6 is a schematic view of the lower hinge structure of FIG. 2;

FIG. 7 isbase:Sub>A schematic cross-sectional view taken along line A-A in FIG. 6;

fig. 8 is a schematic view of the connection structure at the rotation shaft in fig. 7.

In the figure: 1-side top plate, 2-hinge, 21-upper hinge, 22-lower hinge, 221-lower hinge connecting part, 222-lower hinge mounting part, 223-rotating shaft, 3-first C-shaped groove, 4-first fastening piece, 5-first waist-shaped hole, 6-nut, 7-second fastening piece, 8-longitudinal beam, 9-second C-shaped groove, 10-second waist-shaped hole and 11-third fastening piece.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

As shown in FIG. 1, the side roof connecting structure of the urban rail vehicle comprises a hinge 2 and a side roof 1. The hinge 2 comprises an upper hinge 21 and a lower hinge 22, and the upper part of the upper hinge 21 is connected with a longitudinal beam 8 and a transverse beam 8 of the urban rail vehicle. And a second C-shaped groove 9 is formed in the longitudinal beam 8, and the second C-shaped groove 9 faces the upper part of the upper hinge 21. As shown in fig. 3, the upper hinge 21 is a bent plate, and the bending angle is 90 °. As shown in fig. 1 and 4, two second kidney-shaped holes 10 are formed in the upper portion of the upper hinge 21 in the width direction, and the upper portion of the upper hinge 21 is connected to the second C-shaped groove 9 by a third fastening member 11 penetrating through the second kidney-shaped holes 10. As shown in fig. 1, the lower hinge 22 includes a lower hinge coupling portion 221 and a lower hinge mounting portion 222, and the lower hinge mounting portion 222 is coupled to the side ceiling plate 1. Be equipped with first C type groove 3 on the roof 1 of side, first C type groove 3 orientation hinge mount portion 222 down, hinge mount portion 222 is connected with first C type groove 3 through first fastener 4 down. As shown in fig. 1 and 2, the lower portion of the upper hinge 21 is connected to the lower hinge connection portion 221 by a second fastening member 7. As shown in fig. 6, the lower hinge connecting portion 221 is provided with two first kidney-shaped holes 5 in the height direction. As shown in fig. 3 and 5, a weld nut 6 is provided on a side of the lower portion of the upper hinge 21 away from the lower hinge connection portion 221. As shown in fig. 2, the lower hinge connection part 221 is connected to a weld nut 6 through the first kidney-shaped hole 5 by a second fastening member 7. As shown in fig. 7 and 8, the lower hinge connecting portion 221 is connected to the lower hinge mounting portion 222 through a rotation shaft 223, and the lower hinge mounting portion 222 can rotate about the rotation shaft 223 by 60 °. When the lower hinge mounting portion 222 is rotated by 60 ° about the rotation shaft 223, the lower hinge mounting portion 222 and the lower hinge connecting portion 221 abut on the rotation shaft 223.

First fastener 4 can remove in first C type groove 3, makes side roof 1 links to each other with hinge mount 222 is adjustable down, side roof 1 can be followed city rail vehicle length direction and moved about, guarantees the adjustability of side roof 1 mounted position. When the installation height of the side top plate 1 needs to be adjusted, the lower hinge 22 is moved up and down through the first kidney-shaped hole 5, and the installation height of the side top plate 1 can be conveniently adjusted. Because the inner side surface of the lower part of the upper hinge 21 is close to the longitudinal beam 8, and the welding nut 6 is arranged on the inner side surface of the upper hinge 21, the second fastening piece 7 can be conveniently mounted and dismounted. The third fastener 11 can move in the second C-shaped groove 9, so that the upper hinge 21 can move along the length direction of the urban rail vehicle, and the hinge 2 is prevented from interfering with the installation seat of the longitudinal beam 8. Set up second waist type hole 10 on last hinge 21 upper portion for go up hinge 2 still can follow city rail vehicle width direction and remove, guarantee that the interval of side roof 1 to door or side wall meets the demands. The side roof panel 1 is connected with the hinge 2, and the hinge 2 is connected with the vehicle body of the urban rail vehicle, so that the reliability and the safety of the installation of the side roof panel 1 can be ensured. When the side top panel 1 needs to be opened, the side top panel 1 is rotated, and the side top panel 1 drives the lower hinge mounting portion 222 to rotate around the rotating shaft 223. When the lower hinge mounting portion 222 and the lower hinge connecting portion 221 abut on the rotation shaft 223, the side top plate 1 reaches the maximum opening and closing angle of 60 °. If the opening/closing angle of the side top plate 1 needs to be adjusted, the lower hinge mounting portion 222 is replaced by adjusting the contact position of the lower hinge mounting portion 222 and the lower hinge connecting portion 221 on the rotating shaft 223. Hinge 2 is from taking limit structure among this urban rail vehicle side roof connection structure, and side roof 1 in-process angle control that opens and shuts is more accurate, regard pivot 223 as the moving mechanism, and simple structure, installation, maintenance are more simple and convenient, guarantee the reliability of side roof 1 in-process that opens and shuts and the accurate controllability of the angle of opening and shutting, avoid colliding with the handrail.

The above embodiments are set forth so that the present invention may be more clearly illustrated and not intended to limit the scope of the present invention, and after reading the present invention, it will be understood that modifications of various equivalent forms of the present embodiments by those skilled in the art will fall within the scope of the present invention defined by the appended claims.

Claims

1. The utility model provides a city rail vehicle side roof connection structure, includes hinge (2) and side roof (1), its characterized in that: the hinge (2) comprises an upper hinge (21) and a lower hinge (22); the lower hinge (22) comprises a lower hinge connecting part (221) and a lower hinge mounting part (222), and the lower hinge mounting part (222) is connected with the side top plate (1); the upper hinge (21) is a bent plate, the upper part of the upper hinge (21) is connected with a longitudinal beam and a transverse beam (8) of the urban rail vehicle, and the lower part of the upper hinge (21) is connected with a lower hinge connecting part (221); the lower hinge connecting part (221) is connected with the lower hinge mounting part (222) through a rotating shaft (223), and the lower hinge mounting part (222) can rotate around the rotating shaft (223) by a certain angle theta; when the lower hinge mounting part (222) rotates by a certain angle theta around the rotating shaft (223), the lower hinge mounting part (222) is abutted with the lower hinge connecting part (221) on the rotating shaft (223).

2. The urban rail vehicle side roof connection structure according to claim 1, wherein: the value range of the angle theta is that theta is more than or equal to 0 and less than or equal to 60 degrees.

3. The urban rail vehicle side roof connection structure according to claim 1, wherein: the bending angle of the upper hinge (21) is 90 degrees.

4. The urban rail vehicle side roof connection structure according to claim 1, wherein: side roof (1) and adjustable linking to each other of hinge mount department (222) down, side roof (1) can move about along city rail vehicle length direction.

5. The urban rail vehicle side roof connection structure according to claim 4, wherein: be equipped with first C type groove (3) on side roof (1), first C type groove (3) orientation hinge mount department (222) down, hinge mount department (222) are connected with first C type groove (3) through first fastener (4) down.

6. The urban rail vehicle side roof connection structure according to claim 1, wherein: the lower part of the upper hinge (21) is adjustably connected with the lower hinge connecting part (221), and the lower hinge connecting part (221) can move up and down along the height direction of the urban rail vehicle.

7. The urban rail vehicle side roof connection structure according to claim 6, wherein: lower hinge joint portion (221) are equipped with first waist type hole (5) along the direction of height, upward be equipped with nut (6) on hinge joint portion (221) under hinge (21) lower part keeps away from, hinge joint portion (221) run through second fastener (7) first waist type hole (5) are connected with nut (6).

8. The urban rail vehicle side roof connection structure according to claim 1, wherein: the upper part of the upper hinge (21) is adjustably connected with the longitudinal and transverse beams (8), and the upper part of the upper hinge (21) can move along the length direction and the width direction of the urban rail vehicle.

9. The urban rail vehicle side roof connection structure according to claim 8, wherein: a second C-shaped groove (9) is formed in the longitudinal beam (8), and the second C-shaped groove (9) faces the upper part of the upper hinge (21); and a second waist-shaped hole (10) is formed in the upper part of the upper hinge (21) along the width direction, and the upper part of the upper hinge (21) penetrates through the second waist-shaped hole (10) through a third fastener (11) to be connected with a second C-shaped groove (9).

10. An urban rail vehicle, characterized in that: the urban rail vehicle is provided with the urban rail vehicle side roof connecting structure according to any one of claims 1 to 9.