CN220262762U - Intelligent tramcar underframe suitable for telescopic pedal installation - Google Patents
Intelligent tramcar underframe suitable for telescopic pedal installation Download PDFInfo
- Publication number
- CN220262762U CN220262762U CN202321349331.7U CN202321349331U CN220262762U CN 220262762 U CN220262762 U CN 220262762U CN 202321349331 U CN202321349331 U CN 202321349331U CN 220262762 U CN220262762 U CN 220262762U
- Authority
- CN
- China
- Prior art keywords
- chassis
- undercarriage
- middle section
- intelligent
- tram
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009434 installation Methods 0.000 title claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 238000003466 welding Methods 0.000 claims abstract description 17
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 239000003351 stiffener Substances 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 2
- 238000012986 modification Methods 0.000 description 7
- 230000004048 modification Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses an intelligent tram underframe suitable for telescopic pedal installation, which comprises: chassis boundary beam, chassis boundary beam shrouding, chassis shrouding, first chassis middle section longeron, second chassis middle section longeron. The chassis boundary beam is welded with the second chassis middle section longitudinal beam, the second chassis middle section longitudinal beam is welded with the first chassis middle section longitudinal beam, the welding hole on the chassis boundary beam sealing plate is matched and welded with the first reserved rib plate on the chassis boundary beam, and the chassis sealing plate is welded with the chassis boundary beam, the first chassis middle section longitudinal beam and the second chassis middle section longitudinal beam respectively.
Description
Technical Field
The utility model relates to an intelligent tram underframe structure, in particular to an intelligent tram underframe structure suitable for telescopic pedal installation.
Background
The intelligent tramcar is used as a brand new rail traffic mode, so that the intelligent tramcar is greatly convenient for people to travel. However, when the train is stopped at the station, a gap inevitably exists between the train and the station, and the train is inconvenient for children, old people, special people and the like to get on or off. The chassis structure shown in fig. 1 is only suitable for a general train, and a telescopic step cannot be installed. In addition, the chassis profile is not tightly sealed after being cut off, and water inflow is easy to cause.
Therefore, a chassis structure which is convenient for installing the telescopic pedal, has a good sealing effect and is convenient to weld is needed.
Disclosure of Invention
The utility model provides an intelligent tram underframe suitable for installing a telescopic pedal, which aims to solve the problem that water inflow is caused by the fact that the telescopic pedal cannot be installed on a vehicle underframe in the prior art and sealing is not tight after a section bar is cut off.
Intelligent tram chassis suitable for installation of flexible footboard includes: chassis boundary beam, chassis boundary beam shrouding, chassis shrouding, first chassis middle section longeron, second chassis middle section longeron.
The chassis boundary beam is welded with the second chassis middle section longitudinal beam, the second chassis middle section longitudinal beam is welded with the first chassis middle section longitudinal beam, the welding hole on the chassis boundary beam sealing plate is matched and welded with the first reserved rib plate on the chassis boundary beam, and the chassis sealing plate is welded with the chassis boundary beam, the first chassis middle section longitudinal beam and the second chassis middle section longitudinal beam respectively.
In one embodiment, the chassis side rail includes:
an opening for mounting the telescopic pedal;
the welding connection end is used for welding with the underframe cross beam;
the first reserved rib plate is used for being welded with the edge beam sealing plate of the underframe;
and the second reserved rib plate is used for increasing the rigidity of the edge beam of the underframe.
In one embodiment, the height of the second pre-formed gusset is adjustable.
In one embodiment, the chassis side beam sealing plate has square holes to mate with the first pre-reserved rib plates, beveled thereon to weld HV welds and to grind flat; the chassis boundary beam sealing plate is also provided with a reserved gap so as to be welded with the chassis boundary beam.
In one embodiment, the chassis sealing plate comprises:
a first interface mated with the chassis side rail;
the second interface is matched with the first chassis middle section longitudinal beam; and
and a third interface matched with the second chassis middle section longitudinal beam.
In one embodiment, the first chassis midsection rail is notched for placement of a telescoping pedal.
In one embodiment, the second chassis midsection rail is notched for placement of a telescoping pedal.
In one embodiment, the second chassis midsection rail is provided with a longitudinal stiffener.
In one embodiment, the chassis side beam sealing plate and the chassis sealing plate are provided with welding holes matched with the chassis side beam and the chassis side beam rib plate.
In one embodiment, the chassis side rail seal plate, the chassis seal plate, the first chassis midsection rail, and the second chassis midsection rail are aluminum alloy sections.
The underframe structure for installing the telescopic pedals can solve the problem that when a train stops at a station, the gap between the train and the station is too large to pass. In addition, the underframe section bar provided by the utility model has a structure which can be processed into a structure which is easy to be matched and welded with the sealing plate, and has a good sealing effect and is convenient to weld.
Drawings
The foregoing summary of the utility model, as well as the following detailed description of the utility model, will be better understood when read in conjunction with the accompanying drawings. It is to be noted that the drawings are merely examples of the claimed utility model. In the drawings, like reference numbers indicate identical or similar elements.
FIG. 1 is a schematic view of a prior art vehicle body underframe structure;
FIG. 2a shows a schematic view of a tram undercarriage suitable for telescopic pedal mounting according to an embodiment of the present utility model;
FIG. 2b shows a cross-sectional view of the tram undercarriage of FIG. 2a adapted for telescopic pedal mounting;
FIG. 3 illustrates an enlarged view of a chassis side rail structure and a portion of the chassis side rail structure according to an embodiment of the present utility model;
FIG. 4 shows a schematic view of a chassis side rail seal plate according to an embodiment of the present utility model;
FIG. 5 shows a schematic view of a chassis sealing plate according to an embodiment of the present utility model;
FIGS. 6a and 6b are schematic views of a first chassis mid-section rail structure according to an embodiment of the present utility model;
FIG. 7a illustrates a second chassis midspan rail structure schematic according to an embodiment of the utility model;
fig. 7b shows a schematic view of a stiffener on the second chassis mid-section rail of fig. 7 a.
Detailed Description
Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present specification, by describing the embodiments of the present utility model with specific examples. While the description of the utility model will be presented in connection with a preferred embodiment, it is not intended to limit the inventive features to that embodiment. Rather, the purpose of the utility model described in connection with the embodiments is to cover other alternatives or modifications, which may be extended by the claims based on the utility model. The following description contains many specific details for the purpose of providing a thorough understanding of the present utility model. The utility model may be practiced without these specific details. Furthermore, some specific details are omitted from the description in order to avoid obscuring the utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In addition, the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical" as used in the following description should be understood as referring to the orientation depicted in this paragraph and the associated drawings. This relative terminology is for convenience only and is not intended to be limiting of the utility model as it is described in terms of the apparatus being manufactured or operated in a particular orientation.
It will be understood that, although the terms "first," "second," "third," etc. may be used herein to describe various tubes, channels, components, regions, layers and/or sections, these components, regions, layers and/or sections should not be limited by these terms, and these terms should be used merely to distinguish between different tubes, channels, components, regions, layers and/or sections.
The detailed features and advantages of the present utility model will be readily apparent to those skilled in the art from the following detailed description, claims, and drawings that follow.
The intelligent tramcar is used as a brand new rail traffic mode, so that the intelligent tramcar is greatly convenient for people to travel. However, when the train is stopped at the station, a gap inevitably exists between the train and the station, and the train is inconvenient for children, old people, special people and the like to get on or off. And the existing car body underframe profile is not tightly sealed after being cut off, so that water inflow is easy to cause.
The utility model aims to provide a chassis structure for installing a telescopic pedal, which can solve the problem that a train and a platform gap is too large to pass when the train stops at the platform. In addition, the underframe section bar provided by the utility model has a structure which can be processed into a structure which is easy to be matched and welded with the sealing plate, and has a good sealing effect and is convenient to weld.
Fig. 2a shows a schematic view of a tram undercarriage suitable for telescopic pedal mounting according to an embodiment of the present utility model. Figure 2b shows a cross-section of the tram undercarriage of figure 2a adapted for telescopic pedal mounting. As shown in fig. 2a and 2b, the underframe structure reserves a mounting space of the telescopic pedal at the door position, in addition to a general longitudinal and transverse beam. The chassis includes: chassis boundary beam 1, chassis boundary beam shrouding 2, chassis shrouding 3, first chassis middle section longeron 4, second chassis middle section longeron 5. The chassis boundary beam is welded with a second chassis middle section longitudinal beam 5, the second chassis middle section longitudinal beam 5 is welded with a first chassis middle section longitudinal beam 4, a matched welding hole on the chassis boundary beam sealing plate 2 is matched and welded with a reserved rib plate on the chassis boundary beam 1, and the chassis sealing plate 3 is welded with the chassis boundary beam 1, the first chassis middle section longitudinal beam 4 and the second chassis middle section longitudinal beam 5 respectively.
The underframe boundary beam 1, the first underframe middle section longitudinal beam 4 and the second underframe middle section longitudinal beam 5 are provided with the gaps, so that the installation of the telescopic pedal is convenient.
The chassis boundary beam sealing plate 2 and the chassis sealing plate 3 are provided with the matched welding holes matched with the chassis boundary beam 1 and the chassis longitudinal beam rib plate, so that the sealing effect is ensured and the welding is convenient while the structural strength is not influenced.
The rib plates with a certain height are reserved on the side beam section bar of the underframe, and the longitudinal reinforcing rib plates are reserved on the middle section longitudinal beam of the second underframe, so that the rigidity of the underframe structure is enhanced, and the deformation is resisted.
Fig. 3 illustrates an enlarged view of a chassis side rail structure and a portion thereof according to an embodiment of the present utility model. As shown in FIG. 3, a notch 1-1 is formed in the middle section of the chassis boundary beam 1, a telescopic pedal is convenient to install, 1-2 is a welding connection end of a chassis cross beam, 1-3 is a first reserved rib plate for welding the chassis boundary beam 1 and a chassis boundary beam sealing plate 2, and 1-4 is a second reserved rib plate for increasing the rigidity of the chassis boundary beam 1.
Fig. 4 shows a schematic structural view of a side sill cover of a chassis according to an embodiment of the present utility model. As shown in fig. 4, the chassis boundary beam sealing plate is provided with a square hole 2-1 so as to be matched with a first reserved rib plate of the chassis boundary beam, the first reserved rib plate is beveled to facilitate welding of the HV weld joint and grinding, and the chassis boundary beam sealing plate 2 is also provided with a reserved notch 2-2 for welding with the chassis boundary beam 1.
Fig. 5 shows a schematic view of a chassis sealing plate according to an embodiment of the present utility model. As shown in fig. 5, 3-1 is an interface on the chassis sealing plate, which is matched with the chassis side rail 1, the first chassis middle section longitudinal beam 4 and the second chassis middle section longitudinal beam 5. The first interface is used for being matched with the chassis boundary beam 1, the second interface is used for being matched with the first chassis middle section longitudinal beam 4, and the third interface is used for being matched with the first chassis middle section longitudinal beam 5.
Fig. 6a and 6b are schematic views showing the structure of a first chassis mid-section rail according to an embodiment of the present utility model. The first underframe middle section longitudinal beam 4 is provided with a notch for placing a telescopic pedal.
Fig. 7a shows a schematic structural view of a second chassis mid-section rail according to an embodiment of the present utility model. The second chassis middle section longitudinal beam 5 is longitudinally provided with a reinforcing rib plate 5-1 to increase the rigidity thereof, as shown in fig. 7 b.
In one embodiment, the chassis side beam 1, the chassis side beam sealing plate 2, the chassis sealing plate 3, the first chassis middle section longitudinal beam 4 and the second chassis middle section longitudinal beam 5 of the present utility model may be made of aluminum alloy sections.
In one embodiment, the chassis side beam 1, the chassis side beam sealing plate 2, the chassis sealing plate 3, the first chassis middle section longitudinal beam 4 and the second chassis middle section longitudinal beam 5 of the present utility model may be made of other metal materials without affecting the structural strength and rigidity of the chassis.
In one embodiment, the notches formed in the chassis side rail 1 and the chassis mid-section side rails 4, 5 may be adjusted according to the specifications of different telescoping pedals.
In one embodiment, the welding holes on the chassis boundary beam sealing plate 2 and the chassis sealing plate 3 can be changed into holes with any other different shapes according to the requirements.
In one embodiment, the height of the second reserved rib plate on the chassis boundary beam 1 can be adjusted according to the requirement.
While the basic concepts have been described above, it will be apparent to those skilled in the art that the above disclosure is by way of example only and is not intended to be limiting. Although not explicitly described herein, various modifications, improvements, and adaptations of the present application may occur to one skilled in the art. Such modifications, improvements, and modifications are intended to be suggested within this application, and are therefore within the spirit and scope of the exemplary embodiments of this application.
Meanwhile, the present application uses specific words to describe embodiments of the present application. Reference to "one embodiment," "an embodiment," and/or "some embodiments" means that a particular feature, structure, or characteristic is associated with at least one embodiment of the present application. Thus, it should be emphasized and should be appreciated that two or more references to "an embodiment" or "one embodiment" or "an alternative embodiment" in various positions in this specification are not necessarily referring to the same embodiment. Furthermore, certain features, structures, or characteristics of one or more embodiments of the present application may be combined as suitable.
Likewise, it should be noted that in order to simplify the presentation disclosed herein and thereby aid in understanding one or more inventive embodiments, various features are sometimes grouped together in a single embodiment, figure, or description thereof. This method of disclosure, however, is not intended to imply that more features than are presented in the claims are required for the subject application. Indeed, less than all of the features of a single embodiment disclosed above.
The terms and expressions which have been employed herein are used as terms of description and not of limitation. The use of these terms and expressions is not meant to exclude any equivalents of the features shown and described (or portions thereof), and it is recognized that various modifications are possible and are intended to be included within the scope of the claims. Other modifications, variations, and alternatives are also possible. Accordingly, the claims should be looked to in order to cover all such equivalents.
Also, it should be noted that while the present utility model has been described with reference to the particular embodiments presently, it will be appreciated by those skilled in the art that the above embodiments are provided for illustration only and that various equivalent changes or substitutions may be made without departing from the spirit of the utility model, and therefore, the changes and modifications to the above embodiments shall fall within the scope of the claims of the present application as long as they are within the true spirit of the utility model.
Claims (10)
1. Intelligent tram chassis suitable for installation of flexible footboard, its characterized in that, intelligent tram chassis includes:
the chassis comprises chassis side beams, chassis side beam sealing plates, chassis sealing plates, first chassis middle section longitudinal beams and second chassis middle section longitudinal beams;
the chassis boundary beam is welded with the second chassis middle section longitudinal beam, the second chassis middle section longitudinal beam is welded with the first chassis middle section longitudinal beam, the welding hole on the chassis boundary beam sealing plate is matched and welded with the first reserved rib plate on the chassis boundary beam, and the chassis sealing plate is welded with the chassis boundary beam, the first chassis middle section longitudinal beam and the second chassis middle section longitudinal beam respectively.
2. The intelligent tram undercarriage suitable for use in telescoping pedal mounting of claim 1, wherein the undercarriage boundary beam comprises:
an opening for mounting the telescopic pedal;
the welding connection end is used for welding with the underframe cross beam;
the first reserved rib plate is used for being welded with the edge beam sealing plate of the underframe;
and the second reserved rib plate is used for increasing the rigidity of the edge beam of the underframe.
3. The intelligent tram undercarriage of claim 2 adapted for telescopic pedal mounting wherein the second predetermined web is adjustable in height.
4. The intelligent tram undercarriage suitable for telescopic pedal mounting of claim 2 wherein the undercarriage edge beam sealing plate has square holes to mate with the first preformed web, beveled thereon to weld HV welds and to be ground flat; the chassis boundary beam sealing plate is also provided with a reserved gap so as to be welded with the chassis boundary beam.
5. The intelligent tram undercarriage suitable for use in a telescoping pedal mount of claim 1, wherein the undercarriage closing plate comprises:
a first interface mated with the chassis side rail;
the second interface is matched with the first chassis middle section longitudinal beam; and
and a third interface matched with the second chassis middle section longitudinal beam.
6. The intelligent tram undercarriage of claim 1 adapted for use with a telescoping pedal assembly wherein the first undercarriage midsection rail is notched for placement of the telescoping pedal.
7. The intelligent tram undercarriage of claim 1 adapted for use with a telescoping pedal assembly wherein the second undercarriage midsection rail is notched for placement of the telescoping pedal.
8. The intelligent tram undercarriage suitable for telescopic pedal mounting of claim 1 wherein the second undercarriage mid-section longitudinal beam is provided with a longitudinal stiffener.
9. The intelligent tram undercarriage suitable for telescopic pedal mounting of claim 1 wherein the undercarriage boundary beam sealing plate and the undercarriage sealing plate are each provided with mating welding holes for mating with the undercarriage boundary beam and undercarriage longitudinal beam rib plates.
10. The intelligent tram undercarriage of claim 1 adapted for telescoping pedal mounting wherein the undercarriage boundary beam, the undercarriage boundary beam closing plate, the undercarriage closing plate, the first undercarriage mid-section rail and the second undercarriage mid-section rail are aluminum alloy profiles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321349331.7U CN220262762U (en) | 2023-05-30 | 2023-05-30 | Intelligent tramcar underframe suitable for telescopic pedal installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321349331.7U CN220262762U (en) | 2023-05-30 | 2023-05-30 | Intelligent tramcar underframe suitable for telescopic pedal installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220262762U true CN220262762U (en) | 2023-12-29 |
Family
ID=89310301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321349331.7U Active CN220262762U (en) | 2023-05-30 | 2023-05-30 | Intelligent tramcar underframe suitable for telescopic pedal installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220262762U (en) |
-
2023
- 2023-05-30 CN CN202321349331.7U patent/CN220262762U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110027586B (en) | Car body chassis boundary beam structure and car body with same | |
| JP5243399B2 (en) | Railway vehicle structure | |
| CN110588693B (en) | Railway vehicle sleeper beam, underframe and underframe welding method | |
| CN110304091B (en) | Rail vehicle and chassis structure thereof | |
| WO2018112684A1 (en) | Locomotive structure of railway vehicle | |
| CN108657211B (en) | Underframe for a rail vehicle and rail vehicle | |
| CN209667098U (en) | Chassis of rail vehicle, vehicle body of railway vehicle and rail vehicle | |
| CN212473461U (en) | Rail vehicle tip chassis structure and rail vehicle | |
| CN109178009B (en) | 100% low-floor rail vehicle underframe and 100% low-floor rail vehicle | |
| WO2020015616A1 (en) | Light rail vehicle bogie | |
| WO2021114345A1 (en) | Rail vehicle and underframe thereof | |
| JP6791706B2 (en) | Rail vehicle structure | |
| CN112298229A (en) | Novel aluminum alloy subway vehicle body | |
| CN201198307Y (en) | High air tightness rail vehicle body | |
| US5287814A (en) | Car body of railway rolling stock and method for fabricating car body | |
| JP2019131090A (en) | Rail vehicle body structure | |
| CN113371011B (en) | Inter-city motor train unit aluminum alloy vehicle body structure | |
| CN220262762U (en) | Intelligent tramcar underframe suitable for telescopic pedal installation | |
| CN110626370B (en) | Suspension type empty rail and automobile body thereof | |
| JP6462534B2 (en) | Rail vehicle structure | |
| CA3168403A1 (en) | Rail vehicle, and vehicle body and end underframe thereof | |
| CN107499329A (en) | A kind of single rail bogie and the rail vehicle with the single rail bogie | |
| CN110281963A (en) | A kind of body construction of rail vehicle | |
| CN109808718A (en) | A kind of double train compartment | |
| CN112622950A (en) | Cab framework structure, cab and rail vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |