CN110667618B

CN110667618B - Locomotive structure and tramcar with same

Info

Publication number: CN110667618B
Application number: CN201911030240.5A
Authority: CN
Inventors: 刘琳峰; 阚松; 陈晨; 黄鹏; 毕海涛; 刘威
Original assignee: China Railway Hi Tech Industry Corp Ltd; China Railway Rail Transit Equipment Co Ltd
Current assignee: China Railway Hi Tech Industry Corp Ltd; China Railway Rail Transit Equipment Co Ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-09-25
Anticipated expiration: 2039-10-28
Also published as: CN110667618A

Abstract

The invention provides a locomotive structure and a tramcar with the same, wherein the locomotive structure comprises: the end wall, the chassis of the vehicle head, the anti-collision waist beam and the two inclined ribs; the anti-collision waist beam is semi-annular, the opening of the anti-collision waist beam faces the end wall, and the anti-collision waist beam is fixedly connected to the upper side of the locomotive underframe; the locomotive underframe and the anti-collision waist beam are both fixedly connected to the bottom of one side face of the end wall; the two connecting parts of the anti-collision waist beam and the end wall are respectively provided with an inclined rib, and the inclined ribs are respectively fixedly connected with the anti-collision waist beam and the end wall; the anti-collision waist beam is formed by buckling and welding a plurality of cross beams end to end, the upper end and the lower end of the inner side surface of each cross beam are respectively and fixedly provided with horizontal flanges, vertical plates are fixedly connected between the horizontal flanges at the upper end and the lower end, and the vehicle head structure has the advantages of light weight and high anti-collision performance.

Description

Locomotive structure and tramcar with same

Technical Field

The invention relates to the technical field of rail transit, in particular to a locomotive structure and a tramcar with the same.

Background

Trams are a common type of public transportation vehicle, which generally consists of a vehicle head and several carriages. How to reduce energy consumption when designing the locomotive is a problem that needs to be considered by designers, and reducing the weight of the locomotive is a common method, but in the actual operation process, the locomotive may be collided, so that the locomotive is required to have high strength.

Therefore, it is an urgent problem to design a vehicle head with light weight and high anti-collision performance.

Disclosure of Invention

The invention aims to provide a locomotive structure and a tramcar with the same.

In order to achieve one of the above objects, according to one embodiment of the present invention, there is provided a head structure of a railroad car, including: the end wall, the chassis of the vehicle head, the anti-collision waist beam and the two inclined ribs; the anti-collision waist beam is semi-annular, the opening of the anti-collision waist beam faces the end wall, and the anti-collision waist beam is fixedly connected to the upper side of the locomotive underframe; the locomotive underframe and the anti-collision waist beam are both fixedly connected to the bottom of one side face of the end wall; the two connecting parts of the anti-collision waist beam and the end wall are respectively provided with an inclined rib which is fixedly connected with the anti-collision waist beam and the end wall; the anti-collision waist beam is formed by buckling and welding a plurality of cross beams end to end, the upper end and the lower end of the inner side surface of each cross beam are respectively and fixedly provided with horizontal flanges, and a first vertical plate is fixedly connected between the horizontal flanges at the upper end and the lower end.

As a further improvement of an embodiment of the present invention, a mask mounting seat is provided on an outer side surface of the cross member.

As a further improvement of an embodiment of the invention, connecting risers are arranged at two joints of the anti-collision waist rail and the end wall, the upper sides of the connecting risers are fixedly connected to the cross beam in the anti-collision waist rail, the lower sides of the connecting risers are fixedly connected to the locomotive underframe, and one side of the connecting risers facing the end wall is fixedly connected to the end wall; and a second vertical plate is arranged on the inner side surface of the connecting vertical plate, and the upper side and the lower side of the second vertical plate are respectively and fixedly connected to a horizontal flanging positioned at the lower end in the cross beam and the locomotive underframe.

As a further improvement of an embodiment of the present invention, a coupler mounting seat is disposed on a second side plate of the vehicle head chassis, which is far away from the end wall, and a floor mounting seat and a seat mounting seat are disposed on an upper side surface of the vehicle head chassis.

As a further improvement of the embodiment of the present invention, the vehicle head chassis is a hollow structure in which a third vertical plate is disposed, and the third vertical plate is connected to the first side plate and the second side plate, respectively, wherein the first side plate is a side plate of the vehicle head chassis facing the end wall, and the second side plate is a side plate of the vehicle head chassis far away from the end wall.

As a further improvement of an embodiment of the invention, the upper side surface, the lower side surface and the third vertical plate of the vehicle head chassis are provided with through holes.

As a further improvement of an embodiment of the present invention, the coupler mounting base includes a coupler mounting plate, a plurality of sleeves and a plurality of reinforcing ribs are fixedly connected between the coupler mounting plate and the second side plate, and the coupler mounting plate is provided with a plurality of mounting holes communicated with an inner space of the sleeve.

As a further improvement of an embodiment of the invention, an anti-creeper mounting seat is mounted on the front side surface of the locomotive underframe.

As a further improvement of an embodiment of the invention, a plurality of mask mounting brackets are arranged on the anti-creeper mounting base.

The embodiment of the invention also provides the tramcar which is provided with the car head structure.

Compared with the prior art, the invention has the technical effects that: the invention provides a locomotive structure and a tramcar with the same, wherein the locomotive structure comprises a frame structure only at a low side, and the locomotive structure has the advantages of light weight and high anti-collision performance because the locomotive is impacted at the bottom of the locomotive in practice.

Drawings

Fig. 1 is a perspective view of a vehicle head structure in an embodiment of the present invention;

fig. 2 is an exploded view of the vehicle head structure of fig. 1;

FIG. 3 is a schematic structural view of a vehicle head underframe and an impact wale;

fig. 4 is a schematic structural view of the vehicle head chassis.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to these embodiments are included in the scope of the present invention.

Terms such as "upper," "above," "lower," "below," and the like, used herein to denote relative spatial positions, are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Also, it should be understood that, although the terms first, second, etc. may be used herein to describe various elements or structures, these described elements should not be limited by these terms. These terms are only used to distinguish these descriptive objects from one another. For example, the first side panel may be referred to as the second side panel, and similarly the second side panel may also be referred to as the first side panel, without departing from the scope of the present application.

An embodiment of the present invention provides a head structure of a tramcar, as shown in the figure, including:

the structure comprises an end wall 1, a headstock chassis 2, an anti-collision waist rail 3 and two inclined ribs 4; here, in fig. 1 and 2, a cab is provided at the front side of the end wall 1, a passenger compartment may be provided at the rear side of the end wall 1, an access opening 11 is further formed in the end wall 1, and a door body may be installed in the access opening 11, so that the cab can be conveniently closed or opened. The cab chassis 2 is located at the bottom side of the cockpit, and a floor is generally installed at the upper side of the cab chassis 2 to provide a space for a driver to move, and a chair or the like is also generally installed on the floor. Alternatively, the vehicle head structure may be connected to the main vehicle body structure by bolts or rivets, for example, the headwall 1 is connected to the main vehicle body structure by bolts or rivets.

The anti-collision waist rail 3 is semi-annular and has an opening facing the end wall 1, and the anti-collision waist rail 3 is fixedly connected to the upper side of the locomotive underframe 2; the headstock underframe 2 and the anti-collision waist beam 3 are both fixedly connected to the bottom of one side face of the end wall 1; here, in the long-term work practice of the inventor, it was found that most of the impacts on the car head occurred at the bottom of the car head during the traveling of the tramcar, and in the car head structure of the present embodiment, the car head underframe 2 and the impact-proof wale 3 were fixedly connected to the bottom of the front side surface of the headwall 1, and the impact-proof structure was not installed on the upper side of the impact-proof wale 3, so that not only the weight of the car head can be reduced, but also the safety of the car head is not reduced.

The two connecting parts of the anti-collision waist rail 3 and the end wall 1 are respectively provided with an inclined rib 4, and the inclined ribs 4 are respectively fixedly connected with the anti-collision waist rail 3 and the end wall 1; here, the diagonal reinforcement 4 can greatly improve the stability of the connection between the impact wale 3 and the end wall 1.

The anti-collision waist rail 3 is formed by buckling and welding a plurality of cross beams 31 end to end, horizontal flanges 32 are respectively and fixedly arranged at the upper end and the lower end of the inner side surface of each cross beam 31, and a first vertical plate 331 is fixedly connected between the horizontal flanges 32 at the upper end and the lower end. Here, the flap 32 and the first standing plate 331 can greatly improve the solidity of the impact lumbar beam 3. Optionally, the first vertical plate 331 is further fixedly connected to the inner side surface of the cross beam 31.

In this embodiment, a mask mounting seat 34 is provided on an outer side surface of the cross member 31. Here, the mask is fixedly mounted to the mask mount 34, and it will be appreciated that since there is no impact structure mounted on the upper side of the impact beam 3, the mask will provide the driver with a wide view, i.e., there is no impact structure obstructing the view of the driver.

Here, fig. 3 shows the structure of the anti-collision wale 3, and the anti-collision wale 3 is a semi-ring formed by buckling and welding a plurality of cross beams 31 end to end, specifically: the front side end beam 31A is connected to the front end of the front side member 31B at the right end of the end beam 31A, the rear end of the front side member 31B is connected to the front end of the center side member 31C, and the rear end of the center side member 31C is connected to the rear side member 31D, and therefore, structural features on the left side are easily obtained because the waist impact beam 3 is bilaterally symmetrical. As shown in fig. 3, one mask mount 34 is provided on each of the left and right sides of the end member 31A, and one mask mount 34 is provided on each of the front side member 31B, the center side member 31C, and the rear side member 31D. As shown in fig. 3, this face guard mount pad 34 is for including three riser, wherein, a riser and the lateral surface parallel arrangement of crossbeam 31, and two sides are respectively through two riser fixed connection to this lateral surface about this riser to enclosing and establishing into a vertical mounting hole, having seted up vertical waist hole on the riser parallel with this lateral surface, this vertical waist hole communicates with this mounting hole.

In this embodiment, connecting risers 35 are respectively disposed at two joints of the anti-collision wale 3 and the end wall 1, the upper sides of the connecting risers 35 are fixedly connected to the cross beam 31 in the anti-collision wale 3, the lower sides of the connecting risers 35 are fixedly connected to the head underframe 2, and one side of the connecting risers 35 facing the end wall 1 is fixedly connected to the end wall 1; a second vertical plate 332 is arranged on the inner side surface of the connecting vertical plate 35, and the upper side and the lower side of the second vertical plate 332 are respectively and fixedly connected to the horizontal flanging 32 at the lower end of the cross beam 31 and the vehicle head chassis 2. Optionally, the second vertical plate 332 is fixedly connected to the inner side surface of the vertical plate 35.

In this embodiment, a coupler mounting seat 26 is disposed on the second side plate 22 of the head chassis 2 away from the end wall 1, and a floor mounting seat 27 and a seat mounting seat 28 are disposed on the upper side of the head chassis 2. Here, a hook may be attached to the coupler mounting seat 26, a floor may be attached to the floor mounting seat 27, and a seat may be attached to the seat mounting seat 28. Alternatively, the upper sides of the floor mount 27 and the seat mount 28 are located at the same horizontal plane, so that it is possible to mount the floor on the floor mount 27 and the seat mount 28 and then mount the seat on the seat mount 28.

In this embodiment, the vehicle head chassis 2 is a hollow structure in which a third vertical plate 25 is disposed, and the third vertical plate 25 is connected to the first side plate 21 and the second side plate 22 respectively, where the first side plate 21 is a side plate of the vehicle head chassis 2 facing the end wall 1, and the second side plate 22 is a side plate of the vehicle head chassis 2 far away from the end wall 1. Here, locomotive chassis 2 is hollow structure, can further alleviate the weight of locomotive chassis 2, and when using, first curb plate 21 can receive the pulling force towards headwall 1, and second curb plate 22 can receive the pulling force of keeping away from headwall 1, and consequently, third riser 25 can improve the joint strength of first, second curb plate.

In this embodiment, the upper side surface, the lower side surface and the third vertical plate 25 of the locomotive underframe 2 are all provided with through holes 29. Here, the through hole 29 can further reduce the weight of the headstock chassis 2.

Here, as shown in fig. 4, the vehicle head chassis 2 has a first side plate 21, a second side plate 22, and two third side plates 23, wherein the first side plate 21 is located at the rear side of the second side plate 22, the first and second side plates are parallel to each other, one third side plate 23 is arranged at each of the left and right sides of the first side plate 21, one end of the third side plate is fixedly connected to the first side plate 21, and the other end of the third side plate is fixedly connected to the second side plate 22; the upper side plate 24 and the lower side plate 24 are arranged on the upper side and the lower side of the vehicle head chassis 2, the fourth side plates 24 are fixedly connected with the first side plate, the second side plate and the two third side plates, and the through holes 29 are formed in the two fourth side plates 24. As shown in fig. 4, the upper and lower sides of the first, second and two third side plates are provided with flanges, so that the strength of the vehicle head chassis 2 is greatly improved. Alternatively, the height of the fourth side plate 24 positioned at the upper side gradually decreases in the front-to-rear direction, and the angle between the fourth side plate 24 positioned at the upper side and the horizontal plane may be 15 ° to 25 °.

In this embodiment, an anti-creeper mounting seat 5 is installed on the front side surface of the locomotive underframe 2. Here, in the head of an actual railroad car, an anti-creeper is attached to the anti-creeper attachment base 5. As shown in fig. 1, one mount is provided on each of the left and right sides of the anticreeper mount 5.

Here, as shown in fig. 2, in the headwall 1, one mounting plate 12 is provided on each of the front side surfaces on the left and right sides of the passage opening 11, and the head underframe 2, the impact wale 3, the two diagonal ribs 4, and the connecting riser 35 are connected to the mounting plate 12. A seal assembly 6 is also mounted on the front side of the locomotive underframe 2.

In this embodiment, the coupler mounting base 26 includes a coupler mounting plate 261, a plurality of sleeves and a plurality of reinforcing ribs are fixedly connected between the coupler mounting plate 261 and the second side plate 22, the coupler mounting plate 261 is provided with a plurality of mounting holes 2611, and the mounting holes 2611 are communicated with an inner space of the sleeve. Here, when the coupler mounting plate 261 is subjected to a collision, the collision force is dispersed into the head chassis 2, the sleeve and the reinforcing rib can improve the coupling strength between the coupler mounting plate 261 and the second side plate 22, and the sleeve can also provide an interface for the coupler connecting bolt.

In this embodiment, the anti-creeper mount 5 is provided with a plurality of mask mount brackets 51. Here, as shown in fig. 2, one mask mounting bracket 51 is provided on each of the right and left sides of the anticreeper mounting base 5.

The second embodiment of the invention provides a tramcar, and the tramcar is provided with the car head structure in the first embodiment.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a tram's locomotive structure which characterized in that includes:

the vehicle-mounted anti-collision frame comprises end walls (1), a vehicle-head chassis (2), an anti-collision waist beam (3) and two inclined ribs (4);

the anti-collision waist beam (3) is semi-annular, the opening of the anti-collision waist beam faces the end wall (1), and the anti-collision waist beam (3) is fixedly connected to the upper side of the locomotive underframe (2); the headstock chassis (2) and the anti-collision waist beam (3) are fixedly connected to the bottom of one side face of the end wall (1);

the two connecting parts of the anti-collision waist beam (3) and the end wall (1) are respectively provided with an inclined rib (4), and the inclined ribs (4) are respectively fixedly connected with the anti-collision waist beam (3) and the end wall (1);

the anti-collision waist beam (3) is formed by buckling and welding a plurality of cross beams (31) end to end, the upper end and the lower end of the inner side surface of each cross beam (31) are respectively and fixedly provided with horizontal flanges (32), and a first vertical plate (331) is fixedly connected between the horizontal flanges (32) at the upper end and the lower end;

connecting vertical plates (35) are arranged at two connecting positions of the anti-collision waist rail (3) and the end wall (1), the upper sides of the connecting vertical plates (35) are fixedly connected to a cross beam (31) in the anti-collision waist rail (3), the lower sides of the connecting vertical plates are fixedly connected to the vehicle head underframe (2), and one side, facing the end wall (1), of each connecting vertical plate (35) is fixedly connected to the end wall (1);

and a second vertical plate (332) is arranged on the inner side surface of the connecting vertical plate (35), and the upper side and the lower side of the second vertical plate (332) are respectively and fixedly connected to a horizontal flanging (32) positioned at the lower end in the cross beam (31) and the locomotive underframe (2).

2. The vehicle head structure of claim 1, wherein:

and a mask mounting seat (34) is arranged on the outer side surface of the cross beam (31).

3. The vehicle head structure of claim 1, wherein:

a coupler mounting seat (26) is arranged on a second side plate (22) of the headstock chassis (2) far away from the end wall (1), and a floor mounting seat (27) and a seat mounting seat (28) are arranged on the upper side face of the headstock chassis (2).

4. The vehicle head structure of claim 3, wherein:

the vehicle head chassis (2) is of a hollow structure, a third vertical plate (25) is arranged inside the hollow structure, the third vertical plate (25) is connected to a first side plate (21) and a second side plate (22) respectively, the first side plate (21) is a side plate facing the end wall (1) in the vehicle head chassis (2), and the second side plate (22) is a side plate far away from the end wall (1) in the vehicle head chassis (2).

5. The vehicle head structure of claim 4, wherein:

the upper side face and the lower side face of the headstock chassis (2) and the third vertical plate (25) are provided with through holes (29).

6. The vehicle head structure of claim 4, wherein:

coupler mount pad (26) include coupler mounting panel (261), a plurality of sleeves of fixedly connected with and a plurality of strengthening rib between coupler mounting panel (261) and second curb plate (22), coupler mounting panel (261) is provided with a plurality of mounting holes (2611), and mounting hole (2611) is linked together with telescopic inner space.

7. The vehicle head structure of claim 1, wherein:

an anti-creeper mounting seat (5) is mounted on the front side face of the locomotive underframe (2).

8. The vehicle head structure of claim 7, wherein:

and a plurality of mask mounting brackets (51) are arranged on the anti-creeper mounting seat (5).

9. A tramcar, characterized in that a head structure according to any one of claims 1-8 is mounted.