CN211685105U - Vehicle body chassis and rail vehicle - Google Patents

Abstract

The utility model relates to a rail vehicle field especially relates to a car body chassis and rail vehicle. The vehicle body underframe comprises boundary beams arranged opposite to each other, a sleeper beam connected with the boundary beams, and a floor section bar arranged on the boundary beams and the sleeper beam, and further comprises a top seat arranged on the floor section bar. The utility model provides an among automobile body chassis and the rail vehicle, will push up the saddle setting on installing in the floor section bar of boundary beam and sleeper beam, in other words the utility model discloses well top saddle constructs into the structure independent each other with floor section bar, boundary beam, sleeper beam. In this way, compared with the prior art that the vehicle jacking hole is directly formed on the boundary beam, the utility model can not damage the self structure of the boundary beam; and the shape of the top seat is not affected by these structures.

Description

Vehicle body chassis and rail vehicle

Technical Field

The utility model relates to a rail vehicle field especially relates to a car body chassis and rail vehicle.

Background

The top seat is an important structural part for overhauling or rescuing the railway vehicle. Most of the traditional top saddle is arranged on the edge beam and is constructed and molded by adopting modes such as welding, riveting and the like. Often, the side rails require roof holes that compromise the integrity of the side rails. In addition, when the line is operated, the semi-closed cavity of the car jacking hole is easy to accumulate rainwater and dirt, and the corrosion prevention degree of the material is increased. Therefore, in the design process of the railway vehicle, in order to meet the requirements of the existing car lifting jack and simultaneously remove the limitation of the side beam, a new structure needs to be developed.

SUMMERY OF THE UTILITY MODEL

To the defect that exists among the prior art, the embodiment of the utility model provides a car body chassis and rail vehicle to at least, realize avoiding the influence of overhead crane structure to other part structures such as boundary beam.

According to the utility model discloses in the first aspect of the embodiment, provide a vehicle body chassis, including the boundary beam that sets up each other relatively, connect the sleeper beam of boundary beam and install the boundary beam with floor section bar on the sleeper beam, in addition, vehicle body chassis is still including setting up top saddle on the floor section bar.

According to an embodiment of the invention, the top saddle is constructed as an integrally formed profile.

According to the utility model discloses an embodiment, the automobile body chassis includes a plurality of top saddle, and a plurality of top saddle about the longitudinal centerline symmetry setting of automobile body chassis.

According to an embodiment of the invention, a plurality of the top saddle still sets up about the central line symmetry of sleeper beam, wherein, the central line of sleeper beam with longitudinal center line is perpendicular to each other.

According to the utility model discloses an embodiment, the top saddle is including setting up base on the floor section bar, with the relative top car face that sets up of base and connection the base with curb plate between the top car face, wherein, the base the top car face with the curb plate encloses into the through hole chamber that supplies the pipeline to pass through jointly.

According to the utility model discloses an embodiment, top saddle is still including connecting the base with top gusset between the car face, the gusset is located relative setting between the curb plate.

According to the utility model discloses an embodiment, the outer peripheral edges of base through full weld with floor section bar welding together, the main part of base through the plug weld with floor section bar welding together.

According to the utility model discloses an embodiment, the outer peripheral edges of base with floor section bar full weld's welding position includes floor section bar's rib position.

According to the utility model discloses an embodiment, top saddle constitutes the section bar of aluminum alloy material.

According to a second aspect of the embodiments of the present invention, there is provided a rail vehicle comprising a vehicle body chassis as described above.

The utility model provides an among automobile body chassis and the rail vehicle, will push up the saddle setting on installing in the floor section bar of boundary beam and sleeper beam, in other words the utility model discloses well top saddle constructs into the structure independent each other with floor section bar, boundary beam, sleeper beam. In this way, compared with the prior art that the vehicle jacking hole is directly formed on the boundary beam, the utility model can not damage the self structure of the boundary beam; and the shape of the top seat is not affected by these structures.

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 embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that 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 these drawings without creative efforts.

FIG. 1 is a schematic structural view of an embodiment of a vehicle body underframe of the present invention;

figure 2 is a side view in cross-section at a-a of the embodiment shown in figure 1.

Reference numerals:

100: a vehicle body underframe; 102: a boundary beam; 104: a bolster; 106: a floor profile; 108: a top seat; 110: a base; 112: a side plate; 114: carrying out vehicle jacking; 116: a rib plate; c: a longitudinal centerline; o: a through hole cavity; I. II, III: location.

Detailed Description

Embodiments of the present invention will be described 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.

Referring now to fig. 1 and 2, embodiments of the vehicle body underframe provided by the present invention will be described. It is to be understood that the following description is only exemplary of the present invention and is not intended to constitute any particular limitation of the invention.

As shown in fig. 1 and 2, embodiments of the present invention provide a vehicle body underframe 100. Specifically, the body underframe 100 includes a side sill 102, a bolster 104, and a floor section 106. Wherein the edge beams 102 may be disposed opposite each other; in one embodiment, the vehicle body underframe 100 includes two side rails 102 arranged parallel to each other, and the side rails 102 extend in the longitudinal direction of the vehicle body underframe 100. Further, a bolster 104 is connected between the side beams 102, and serves as a support beam; in one embodiment, the bolster 104 extends in a direction perpendicular to the extension of the side rail 102, i.e., the bolster 104 extends in a direction perpendicular to the longitudinal direction of the vehicle body underframe 100.

In addition, floor profiles 106 may be mounted on the side beams 102 and the bolster beams 104. For example, floor section 106 is connected to both the side beams 102 and the bolster 104 and is located in the area between the side beams 102 and the bolster 104 to act as a support plate. In one embodiment, the floor profile 106 may be configured as a metal floor skeleton; it should be understood, of course, that the above description is only one embodiment of the present invention, and is not intended to limit the present invention.

Further, the vehicle body under-frame 100 may further include a top seat 108. In particular, a top seat 108 may be provided on the floor profile 106. In other words, in the embodiment of the present invention, the top seat 108 is configured to be independent from the floor section 106, the side frame 102, and the bolster 104. In this way, compared with the prior art that the vehicle jacking hole is directly formed in the boundary beam 102, the utility model does not damage the self structure of the boundary beam 102 and the like; and the shape of the top seat 108 is not affected by these structures. That is, the top seat 108 is located below the floor section 106 without being restricted by the side rail 102, and the top seat 108 has a larger top contact area.

Further, in one embodiment of the present invention, top seat 108 may be constructed as an integrally formed profile. In the embodiment as described above, configuring the top seat 108 as an integrally formed piece can effectively improve the overall structural strength of the top seat 108, as compared to a structure assembled or spliced in separate pieces. In one embodiment, the top seat 108 may be constructed of a profile of an aluminum alloy. More specifically, the top seat 108 may be constructed as an integral molding of an aluminum alloy material. The top saddle 108 made of the integrated aluminum alloy section has higher strength and more excellent performance. It should be understood, of course, that the foregoing description is only illustrative of the present invention and is not intended to limit the invention in any way.

With continued reference to fig. 1, in one embodiment of the present invention, the vehicle body chassis 100 may include a plurality of top seats 108 as described above, and the plurality of top seats 108 may be symmetrically disposed about the longitudinal centerline C of the vehicle body chassis 100. In this embodiment, by configuring the top seat 108 to be symmetrically disposed about the longitudinal centerline C, it is possible to make the operation stable and force-balanced during the top-loading process. Further, in one embodiment, a plurality of top seats 108 as described above may also be symmetrically disposed about a centerline of the bolster 104, wherein the centerline of the bolster 104 and the longitudinal centerline C are perpendicular to each other. In such an embodiment, all of the top seat 108 may be symmetrical to each other about two reference lines, i.e., about the longitudinal centerline C and the centerline of the bolster 104. Therefore, the operation is more stable in the process of jacking, and the stress is more balanced.

In one embodiment of the present invention, the top seat 108 may be disposed at the end underframe area of the rail vehicle during actual manufacture and application. Wherein 1 set of 4 top seats 108 (e.g., as shown in fig. 1) are provided per end chassis region. Each set of top seats 108 has a vehicle body center line (coinciding with the longitudinal center line C of the vehicle body under-frame 100) as a symmetry axis in the longitudinal direction; the center line of the bolster 104 is taken as a symmetry axis in the transverse direction; and the two sets of top seats 108 of the two end underframe regions are symmetrical with respect to the transverse center line of the car body.

It will of course be understood that the foregoing is merely illustrative of the invention and that embodiments such as those described above are merely configurations which are more commonly used during actual manufacturing applications and are not intended to be limiting forms of the invention; the present invention may take any suitable form during styling, which may be specific.

Referring now to fig. 2, in one embodiment of the present invention, top seat 108 may include a base 110, side panels 112, and a top deck 114.

In particular, in the embodiment shown in fig. 2, the base 110 may be provided on the floor profile 106 (e.g. by means of welding, which will be described in detail below). Wherein the base 110 may be disposed on the floor section 106, the top deck 114 is disposed opposite the base 110, and the side panels 112 are connected between the base 110 and the top deck 114 to form the structure shown in fig. 2.

Further, the base 110, the top deck 114, and the side panels 112 may collectively enclose a through-hole cavity O through which a pipeline passes. As can be seen from the above embodiments, the top seat 108 according to the present invention is configured as a hollow through-hole structure having the through-hole cavity O. In this way, during actual manufacturing, the anticorrosion construction of the top seat 108 of the present invention can be made easier, and the function of passing a pipeline in the through-hole chamber O can be realized.

In one embodiment, top saddle 108 may further include a rib 116 coupled between base 110 and top deck 114, and rib 116 may be positioned between oppositely disposed side panels 112 to increase the strength of top saddle 108.

As mentioned above, in one embodiment of the invention, the top saddle 108 may be welded to the floor profile 106. More specifically, the outer periphery of the base 110 of the top seat 108 may be welded to the floor profile 106 by a full weld process (e.g., position I in fig. 2), while the body of the base 110 may be welded to the floor profile 106 by a plug weld process (e.g., position II in fig. 2). In one embodiment, the welding position between the outer periphery of the base 110 and the floor profile 106 during the full-welding operation may include the position of the rib of the floor profile 106 (e.g., position III in fig. 2), thereby effectively improving the strength. It should be understood, of course, that the foregoing description is only illustrative of the present invention and is not intended to constitute any particular limitation on the invention.

In actual operation, if the rail vehicle needs to be serviced or rescued, for example, the lifting mechanism of the car lifting jack may be extended below the top seat 108 and brought into contact with the top deck 114 of the top seat 108 to lift the rail vehicle.

In addition, according to the embodiment of another aspect of the utility model, still provide a rail vehicle. In particular, the rail vehicle may include a body chassis 100 as described above. Since the vehicle body under frame 100 as described above is provided in the railway vehicle, the railway vehicle also has all the advantages as described above. In some embodiments, the rail vehicle provided by the present invention may be any suitable type of vehicle, such as a conventional train, a bullet train, etc., and the present invention is not limited to a particular rail vehicle type or types.

To sum up, the embodiment of the utility model provides a vehicle body chassis of improvement and have rail vehicle of this vehicle body chassis. Which allows the position of the top seat 108 to be free from the side sill 102 by welding the top seat 108 directly to the lower plane of the metal floor frame (i.e., floor section 106). In addition, the top seat 108 is integrally formed by aluminum alloy sections, so that the strength and the rigidity are higher. In addition, all the top saddle 108 adopts a symmetrical structural design, so that the rigidity is high and the safety is high during the top car. In addition, the top seat 108 may be integrated with a pipeline passing function, so that the utilization efficiency thereof is 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 (10)

1. A vehicle body underframe comprises side beams arranged opposite to each other, a sleeper beam connected with the side beams, and a floor profile arranged on the side beams and the sleeper beam, and is characterized by further comprising a top seat arranged on the floor profile.

2. The vehicle body chassis of claim 1, wherein the top seat is configured as an integrally formed profile.

3. The vehicle body mount according to claim 1 or 2, characterized in that the vehicle body mount includes a plurality of the top seat, and the plurality of top seats are disposed symmetrically with respect to a longitudinal center line of the vehicle body mount.

4. The vehicle body chassis of claim 3, wherein the plurality of top saddles are further symmetrically disposed about a centerline of the bolster, wherein the centerline of the bolster and the longitudinal centerline are perpendicular to each other.

5. The vehicle body underframe of claim 1 or 2, wherein the top seat comprises a base disposed on the floor profile, a top surface disposed opposite the base, and a side plate connected between the base and the top surface, wherein the base, the top surface, and the side plate together enclose a through-hole cavity for passage of a pipeline.

6. The vehicle body chassis of claim 5, wherein the top seat further comprises a web connected between the base and the top deck, the web being positioned between the oppositely disposed side panels.

7. The vehicle body underframe of claim 5, wherein the outer periphery of the base is welded to the floor profile by full weld, and the body of the base is welded to the floor profile by plug weld.

8. The vehicle body underframe of claim 7, wherein the welding position of the outer periphery of the base and the floor profile in full welding comprises the position of a rib of the floor profile.

9. The vehicle body underframe according to claim 1 or 2, wherein the top seat is configured as a profile of an aluminum alloy material.

10. A rail vehicle, characterized in that it comprises a body underframe according to any one of claims 1-9.

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