CN215244859U

CN215244859U - End underframe and railway vehicle

Info

Publication number: CN215244859U
Application number: CN202121318157.0U
Authority: CN
Inventors: 闫立志; 刘龙玺; 郑伟; 田洪雷; 于飞
Original assignee: CRRC Qingdao Sifang Co Ltd
Current assignee: CRRC Qingdao Sifang Co Ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-21
Anticipated expiration: 2031-06-11

Abstract

The utility model provides a tip chassis and rail vehicle. The end underframe comprises a coupler mounting seat, a draft sill and a first reinforcing component, wherein the coupler mounting seat comprises a first mounting surface and a second mounting surface which are oppositely arranged; the traction beam comprises two first traction beam bodies and two second traction beam bodies, the two first traction beam bodies are connected with the first mounting surface, and the two second traction beam bodies are connected with the second mounting surface; first reinforcement subassembly sets up respectively in the both sides that back on the back mutually of first draw beam body, and first reinforcement subassembly includes first reinforcement gusset, and first reinforcement gusset extends the setting along the length direction of draw beam, and first reinforcement gusset respectively with first draw beam body, coupling mount pad and second draw beam body fixed connection. The utility model provides a tip chassis not only can satisfy ride type rubber wheel bogie space restriction region requirement and coupling installation interface requirement, can satisfy the vehicle moreover and do not put on the shelf and directly trade the vehicle overhaul requirement of taking turns.

Description

End underframe and railway vehicle

Technical Field

The utility model relates to a rail vehicle technical field especially relates to a tip chassis and rail vehicle.

Background

In the design research and development process of a straddle type monorail vehicle body underframe, the space limit area of a walking wheel and a guide wheel of a straddle type rubber wheel bogie in the operation process exceeds more than the space limit area occupied by a common rail vehicle bogie, and the structural design space of the vehicle body underframe can be seriously occupied in order to meet the maintenance space requirement of directly replacing rubber wheels without erecting a vehicle during vehicle maintenance.

However, in the prior art, the end underframe structure of the railway vehicle can not meet the requirement of a space limited area of a straddle type rubber wheel bogie while meeting a coupler mounting interface and a bogie mounting interface, and can not meet the maintenance requirement that wheels are directly replaced without lifting the vehicle.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tip chassis not only can satisfy ride type rubber wheel bogie space restriction region requirement and the car coupler installation interface requirement of striding, can satisfy the vehicle moreover and do not put on the shelf and directly trade the vehicle overhaul requirement of taking turns.

An embodiment of the utility model provides a tip chassis, include:

the coupler mounting base comprises a first mounting surface and a second mounting surface which are oppositely arranged;

the two first traction beam bodies are connected with the first mounting surface, and the two second traction beam bodies are connected with the second mounting surface;

the first reinforcing components are respectively arranged on two opposite sides of the first traction beam body and comprise first reinforcing rib plates, the first reinforcing rib plates are arranged in an extending mode along the length direction of the traction beam, and the first reinforcing rib plates are respectively fixedly connected with the first traction beam body, the coupler mounting seat and the second traction beam body.

According to the utility model provides a tip chassis, two be parallel to each other between the first draft sill body, two interval between the second draft sill body is from being close to the first end of coupling mount pad is to keeping away from the second end crescent of coupling mount pad.

According to the end underframe provided by the embodiment of the utility model, the first traction beam body comprises a first traction beam web plate and a first lower cover plate connected with the first traction beam web plate, and a first bearing cavity is enclosed between the first traction beam web plate and the first lower cover plate; a plurality of first reinforcing rib plates are arranged in the first bearing chamber at intervals along the height direction of the first bearing chamber;

the second traction beam body comprises a second traction beam web and a second lower cover plate connected with the second traction beam web, and a second bearing chamber is formed by enclosing the second traction beam web and the second lower cover plate; and a plurality of second reinforcing rib plates are arranged in the second bearing cavity and are arranged at intervals along the height direction of the second bearing cavity.

According to the embodiment of the utility model provides an end underframe, still include the bumper beam, the bumper beam includes bumper beam end plate, bumper beam plugboard, bumper beam backup pad and bumper beam connecting plate, the bumper beam plugboard is connected perpendicularly at the bumper beam end plate towards one side upper end of first traction beam body, the bumper beam backup pad is connected perpendicularly at the bumper beam end plate towards one side lower extreme of first traction beam body, the bumper beam connecting plate is connected perpendicularly at the bumper beam backup pad and is kept away from one side upper surface of bumper beam end plate, be equipped with the grafting turn-ups at the bumper beam connecting plate towards one side upper end of first traction beam body, so that form the first inserting groove of opening towards the first traction beam body between grafting turn-ups, bumper beam end plate and the bumper beam plugboard; the first traction beam body is correspondingly spliced with the first splicing groove.

According to the utility model provides a pair of tip chassis still includes second reinforcement subassembly, second reinforcement subassembly includes two second reinforcement gusset, two second reinforcement gusset correspondence sets up in two the both sides that face each other of first draft sill body, and each second reinforcement gusset all with buffer beam plugboard fixed connection.

According to the utility model provides a pair of tip chassis, each first reinforcement subassembly all includes two first reinforcement gusset, two first reinforcement gusset respectively with the buffer beam plugboard the grafting turn-ups corresponds fixed connection.

According to the embodiment of the utility model provides an end chassis, still include the sleeper beam, the sleeper beam includes sleeper beam roof, sleeper beam bottom plate and sleeper beam end plate, parallel arrangement between sleeper beam roof and the sleeper beam bottom plate, the both ends of sleeper beam end plate respectively with sleeper beam roof, the sleeper beam bottom plate correspond perpendicular connection, form the opening between sleeper beam roof, the sleeper beam end plate and the sleeper beam bottom plate and face towards the second spliced groove of second traction beam body; the second traction beam body is correspondingly spliced with the second splicing groove.

According to the end underframe provided by the embodiment of the utility model, the two opposite sides of the two second traction beam bodies are respectively provided with a third reinforcing component, each third reinforcing component comprises two third reinforcing rib plates, and the two third reinforcing rib plates are respectively and fixedly connected with the sleeper beam top plate and the sleeper beam bottom plate correspondingly;

and the two opposite sides of the second traction beam body are respectively provided with a fourth reinforcing component, each fourth reinforcing component comprises two fourth reinforcing rib plates, and the two fourth reinforcing rib plates are respectively and fixedly connected with the sleeper beam top plate and the sleeper beam bottom plate correspondingly.

According to the utility model provides a pair of tip chassis, be equipped with a plurality of fifth stiffening rib boards, it is a plurality of on the second mounting surface of coupling mount pad fifth stiffening rib board is followed the direction of height interval of coupling mount pad sets up, and each the both ends of fifth stiffening rib board respectively with two the second draw beam body corresponds fixed connection.

The embodiment of the utility model provides a still provide a rail vehicle, including the tip chassis of above-mentioned embodiment.

The end underframe provided by the embodiment of the utility model connects two first traction beam bodies with the first mounting surface of the coupler mounting seat respectively, connects two second traction beam bodies with the second mounting surface of the coupler mounting seat respectively, and arranges the first reinforcing components on the two opposite sides of the first traction beam bodies respectively to ensure that the first reinforcing rib plates in the first reinforcing components extend along the length direction of the traction beam and are fixedly connected with the first traction beam bodies, the coupler mounting seat and the second traction beam bodies respectively, thereby leading the structure of the traction beam to be more compact on the basis of enhancing the structural strength of the traction beam, reducing the structural space occupied by the traction beam, not only simultaneously meeting the requirements of the space limit area of the straddle type rubber wheel bogie and the coupler mounting interface, but also meeting the vehicle maintenance requirement of directly changing wheels without vehicle lifting, the vehicle maintenance cost is saved.

The utility model discloses rail vehicle, including the tip chassis of above-mentioned embodiment. Because the railway vehicle is provided with the end underframe, the railway vehicle has all the advantages of the end underframe, and the service performance of the railway vehicle is further improved.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is an axial structure view of the back of the end chassis provided by the present invention;

fig. 2 is a front side isometric view of the end chassis provided by the present invention;

FIG. 3 is a schematic view of a first trailing beam web according to the present invention;

fig. 4 is a structural view of a second trailing beam web according to the present invention.

Reference numerals:

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Specific embodiments of the end chassis of the present invention are described below with reference to fig. 1 to 4.

The utility model discloses tip chassis, including coupling mount pad 1, draw beam and first reinforcement subassembly, wherein coupling mount pad 1 is including relative first installation face 101 and the second installation face 102 that sets up.

The draft sill comprises two first draft sill bodies 2 and two second draft sill bodies 3, the two first draft sill bodies 2 are connected with a first mounting surface 101, and the two second draft sill bodies 3 are connected with a second mounting surface 102. That is, the first draft sill body 2 and the second draft sill body 3 are respectively arranged on two opposite mounting surfaces of the coupler mounting seat 1, so that the structure of the assembled draft sill and coupler mounting seat 1 is more compact and reasonable.

Be equipped with first reinforcement subassembly respectively in the both sides of first draw beam body 2 back to each other, wherein each first reinforcement subassembly all includes first reinforcement gusset 4, and each 4 boards of first reinforcement muscle all extend the setting along the length direction of draw beam to each first reinforcement gusset 4 respectively with first draw beam body 2, coupling mount pad 1 and 3 fixed connection of second draw beam body, thereby can strengthen the structural strength of draw beam.

Therefore, the utility model discloses the tip chassis, on the basis that has strengthened draw beam structural strength, makes the structure of draw beam compacter to reduce the shared structure space of draw beam, not only can satisfy simultaneously and ride the regional requirement of formula rubber wheel bogie space restriction and the coupling installation interface requirement strides, can satisfy the vehicle not put up the car and directly trade the vehicle overhaul requirement of wheel moreover, practiced thrift the vehicle overhaul cost.

Particularly, the bottom of first draw beam body 2 is close to the position department of coupling mount pad 1 and is the arc structure, and the bottom of second draw beam body 3 is close to the position department of coupling mount pad 1 and is the arc structure to make first draw beam body 2, form "protruding" font structure of big radian after the assembly between coupling mount pad 1 and the second draw beam body 3, thereby can make the structure after draw beam and coupling mount pad 1 assemble compacter, the maximum amplitude has reduced the shared structure space of draw beam and coupling mount pad 1.

Specifically, the two first draft sill bodies 2 are parallel to each other, and the distance between the two second draft sill bodies 3 gradually increases from a first end close to the coupler mount 1 to a second end far away from the coupler mount 1. That is, the two second trailing beam bodies 3 are arranged in a "figure of eight" shape, so that the structural space occupied by the trailing beam can be further reduced.

The utility model discloses an in some embodiments, first draft sill body 2 includes first draft sill web 201 and the first apron 202 of being connected with first draft sill web 201, can enclose between first draft sill web 201 and the first apron 202 and close and form first bearing cavity to as the main bearing structure of first draft sill body 2, effectively improved the structural strength of first draft sill body 2.

A plurality of first reinforcing rib plates 203 are arranged in the first bearing cavity, and the plurality of first reinforcing rib plates 203 are arranged at intervals along the height direction of the first bearing cavity, so that the structural strength of the first traction beam body 2 is further improved.

The utility model discloses an in some embodiments, second draft sill body 3 includes second draft sill web 301 and the second apron 302 of being connected with second draft sill web 301, can enclose between second draft sill web 301 and the second apron 302 and close and form second bearing cavity to as the main bearing structure of second draft sill body 3, effectively improved the structural strength of second draft sill body 3.

Wherein, a plurality of second stiffened rib plates 303 are arranged in the second bearing cavity, and the plurality of second stiffened rib plates 303 are arranged at intervals along the height direction of the second bearing cavity, so that the structural strength of the second draft sill body 3 is further improved.

In some embodiments of the present invention, the end chassis further includes a bumper beam 5, the bumper beam 5 includes a bumper beam end plate 501, a bumper beam insertion plate 502, a bumper beam support plate 503 and a bumper beam connection plate 504, wherein the bumper beam insertion plate 502 is vertically connected to one side upper end of the bumper beam end plate 501 facing the first draft sill body, the bumper beam support plate 503 is vertically connected to one side lower end of the bumper beam end plate 501 facing the first draft sill body 2, the bumper beam connection plate 504 is vertically connected to one side upper surface of the bumper beam support plate 503 away from the bumper beam end plate 501, an insertion flange 505 is further provided on one side upper end of the bumper beam connection plate 504 facing the first draft sill body 2, so as to allow the insertion flange 505, and a first insertion groove with an opening facing the first draft sill body 2 is formed between the bumper beam end plate 501 and the bumper beam insertion plate 502. Wherein, first draw beam body 2 corresponds grafting cooperation through this first inserting groove and bumper beam 5, from this, has realized stable, reliable assembly between bumper beam 5 and the first draw beam body 2.

In some embodiments of the utility model, this tip chassis still includes the second reinforcement subassembly, and this second reinforcement subassembly includes two second stiffening webs 6, and two second stiffening webs 6 correspond and set up in the both sides that face each other of two first draft sill bodies 2, and each second stiffening web 6 all with bumper beam plugboard 502 fixed connection, thereby further improved the structural strength and the reliability of bumper beam 5 with the assembly of first draft sill body 2.

The utility model discloses an in some embodiments, each first reinforcement subassembly all includes two first reinforcement gusset 4, and two first reinforcement gusset 4 set up along the direction of height interval of bumper beam 5 to two first reinforcement gusset 4 correspond fixed connection with bumper beam plugboard 502, grafting turn-ups 505 respectively, thereby further improved the structural strength and the reliability of bumper beam 5 and the assembly of first draw beam body 2.

In some embodiments of the present invention, the end chassis further includes a sleeper beam 7, the sleeper beam 7 includes a sleeper beam top plate 701, a sleeper beam bottom plate 702 and a sleeper beam end plate 703, the parallel arrangement between the sleeper beam top plate 701 and the sleeper beam bottom plate 702, and both ends of the sleeper beam end plate 703 correspond to and are vertically connected with the sleeper beam top plate 701 and the sleeper beam bottom plate 702 respectively, so that a second inserting groove with an opening facing the second traction beam body 3 is formed between the sleeper beam top plate 701, the sleeper beam end plate 703 and the sleeper beam bottom plate 702. The second traction beam body 3 is correspondingly matched with the sleeper beam 7 in an inserting manner through the second inserting groove, so that stable and reliable assembly between the sleeper beam 7 and the second traction beam body 3 is realized.

The utility model discloses an in some embodiments, be equipped with the third reinforcement subassembly respectively in the both sides that face each other of two second draw beam bodies 3, each third reinforcement subassembly all includes two third reinforcement gusset 8, and two third reinforcement gusset 8 set up along the direction of height interval of sleeper beam 7 to two third reinforcement gusset 8 correspond fixed connection with sleeper beam roof 701, sleeper beam bottom plate 702 respectively, thereby further improved the structural strength and the reliability of sleeper beam 7 with the assembly of second draw beam body 3.

Particularly, the two opposite sides of the two second traction beam bodies 3 are respectively provided with a fourth reinforcing assembly, each fourth reinforcing assembly comprises two fourth reinforcing rib plates 9, the two fourth reinforcing rib plates 9 are arranged at intervals along the height direction of the sleeper beam 7, and the two fourth reinforcing rib plates 9 are respectively and fixedly connected with the sleeper beam top plate 701 and the sleeper beam bottom plate 702 correspondingly, so that the structural strength and the reliability of the assembly of the sleeper beam 7 and the second traction beam bodies 3 are further improved.

In addition, two first bolster patches 704 are respectively disposed on both sides of the bolster base plate 702 in the longitudinal direction, two second bolster patches 705 are respectively disposed on both sides of the bolster base plate 702 in the width direction, and the second bolster patches 705 are respectively disposed on the bolster base plate 702 at positions corresponding to the first bolster patches 704, so that the first bolster patches 704 are respectively located between the second bolster patches 705. By providing the first bolster patch 704 and the second bolster patch 705 on the bolster 7, the structural strength and the assembling stability of the bolster 7 can be further improved.

In some embodiments of the present invention, a plurality of fifth reinforcing rib plates 10 are disposed on the second mounting surface 102 of the coupler mounting base 1, the fifth reinforcing rib plates 10 are disposed along the height direction of the coupler mounting base 1 at intervals, and both ends of each fifth reinforcing rib plate 10 correspond to two second towing beam bodies 3 and are fixedly connected to each other. The structural strength of the coupler mounting seat 1 can be improved by arranging the fifth reinforcing rib plates 10.

On the other hand, the embodiment of the utility model provides a still provide a rail vehicle, including the tip chassis of above-mentioned embodiment. Because the railway vehicle is provided with the end underframe of the embodiment, the railway vehicle has all the advantages of the end underframe of the embodiment, and the service performance of the railway vehicle is further improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An end chassis, comprising:

2. The end chassis of claim 1, wherein the two first draft sill bodies are parallel to each other and the spacing between the two second draft sill bodies increases from a first end proximate the coupler mount to a second end distal from the coupler mount.

3. The end chassis of claim 1, wherein the first draft sill body includes a first draft sill web and a first lower cover plate connected to the first draft sill web, the first draft sill web and the first lower cover plate enclosing a first load bearing chamber therebetween; a plurality of first reinforcing rib plates are arranged in the first bearing chamber at intervals along the height direction of the first bearing chamber;

4. An end frame according to any one of claims 1 to 3, further comprising a bumper beam, the bumper beam comprises a bumper beam end plate, a bumper beam plug board, a bumper beam support plate and a bumper beam connecting plate, the bumper beam plug board is vertically connected with the upper end of one side of the bumper beam end plate facing the first traction beam body, the bumper beam supporting plate is vertically connected to the lower end of one side of the bumper beam end plate facing the first traction beam body, the bumper beam connecting plate is vertically connected to the upper surface of one side of the bumper beam supporting plate far away from the bumper beam end plate, the upper end of one side of the buffer beam connecting plate facing the first traction beam body is provided with an inserting flanging, so that a first inserting groove with an opening facing the first traction beam body is formed among the inserting flanging, the buffer beam end plate and the buffer beam inserting plate; the first traction beam body is correspondingly spliced with the first splicing groove.

5. The end underframe according to claim 4, further comprising a second reinforcing assembly, wherein the second reinforcing assembly comprises two second reinforcing rib plates, the two second reinforcing rib plates are correspondingly arranged on two opposite sides of the two first traction beam bodies, and each second reinforcing rib plate is fixedly connected with the bumper beam insertion plate.

6. The end underframe according to claim 4, wherein each first reinforcing component comprises two first reinforcing rib plates, and the two first reinforcing rib plates are respectively and correspondingly and fixedly connected with the bumper beam insertion plate and the insertion flanging.

7. The end underframe of any one of claims 1 to 3, further comprising a sleeper beam, wherein the sleeper beam comprises a sleeper beam top plate, a sleeper beam bottom plate and a sleeper beam end plate, the sleeper beam top plate and the sleeper beam bottom plate are arranged in parallel, two ends of the sleeper beam end plate are respectively and vertically connected with the sleeper beam top plate and the sleeper beam bottom plate correspondingly, and a second inserting groove with an opening facing the second traction beam body is formed among the sleeper beam top plate, the sleeper beam end plate and the sleeper beam bottom plate; the second traction beam body is correspondingly spliced with the second splicing groove.

8. The end underframe according to claim 7, wherein two opposite sides of the two second traction beam bodies are respectively provided with a third reinforcing component, each third reinforcing component comprises two third reinforcing rib plates, and the two third reinforcing rib plates are respectively and correspondingly and fixedly connected with the sleeper beam top plate and the sleeper beam bottom plate;

9. The end underframe according to any one of claims 1 to 3, wherein a plurality of fifth reinforcing rib plates are arranged on the second mounting surface of the coupler mounting seat, the fifth reinforcing rib plates are arranged at intervals along the height direction of the coupler mounting seat, and two ends of each fifth reinforcing rib plate are respectively and fixedly connected with the two second draft sill bodies correspondingly.

10. A rail vehicle, comprising: the end chassis of any one of claims 1 to 9.