CN221340603U - Framework and bogie - Google Patents
Framework and bogie Download PDFInfo
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- CN221340603U CN221340603U CN202322774982.7U CN202322774982U CN221340603U CN 221340603 U CN221340603 U CN 221340603U CN 202322774982 U CN202322774982 U CN 202322774982U CN 221340603 U CN221340603 U CN 221340603U
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- lower cover
- groove
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- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
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Abstract
The embodiment of the application provides a framework and a bogie, wherein the framework comprises a cross beam and two side beams. The two side beams are arranged at intervals, the top of each side beam is provided with a groove, and the bottom of each side beam is provided with an axle box installation seat. The side bearing device is embedded in the groove, and part of the side bearing device structure extends out of the notch of the groove. The crossbeam is arranged between the two side beams, the crossbeam is respectively connected with the two side beams, the middle part of the crossbeam is sunken, and the middle part of the crossbeam is provided with a lower core disc. The bogie is provided with the concave structure, so that the core disc is arranged in the concave structure in a sinking mode, and the side bearing is provided with the groove at the mounting position, so that the side bearing is embedded and mounted in the groove, the mounting heights of the core disc device and the side bearing device are reduced, and the whole height layout of the girder transporting vehicle is facilitated.
Description
Technical Field
The application relates to the technical field of railway wagon bogies, in particular to a framework and a bogie.
Background
The two-axle bogie frame used by the large-scale railway engineering vehicle at present is generally a swing bolster bogie combined with a side frame or a bogie welded integrally. The swing bolster type bogie has simple structure, but has poor overall stability. The whole welding type bogie is single in structure and cannot be subjected to excessive bending processing generally, so that the positions of the core disc and the side bearing on the framework are relatively high, the underframe at the top of the bogie is high, the whole bogie is high in gravity center and poor in stability, and optimization of the bogie and the whole bogie space is not facilitated.
Disclosure of utility model
The embodiment of the application provides a framework and a bogie, which reduce the installation height of a center plate device and a side bearing device and facilitate the overall height layout of a beam transporting vehicle.
The application provides the following technical scheme:
a first object of the present application is to provide a frame comprising:
The two side beams are arranged at intervals, the top of each side beam is provided with a groove, and the grooves are used for installing a side bearing device;
The cross beam is arranged between the two side beams, the cross beam is respectively connected with the two side beams, and the middle part of the cross beam is sunken.
Optionally, the side beam comprises a box beam body and a mounting seat;
The mounting seat is connected to the box-type beam body, at least part of the mounting seat is positioned inside the box-type beam body, the mounting seat is provided with the groove, and the notch of the groove is exposed out of the box-type beam body.
Optionally, the box beam body is provided with a first upper cover plate and a first lower cover plate;
A cavity is formed between the first upper cover plate and the first lower cover plate;
the first upper cover plate and the first lower cover plate are arranged at intervals;
An opening communicated with the cavity is formed in the first upper cover plate;
the mounting seat is at least partially inserted into the cavity through the opening.
Optionally, the mounting seat is provided with a box body part and a flanging part;
the box body part is provided with the groove and the notch;
the flanging part is connected to the box body part and extends along the edge of the notch;
The box body part is inserted into the cavity through the opening, and the flanging part is attached to the first upper cover plate.
Optionally, the first upper cover plate is bent and extended towards the first lower cover plate along two sides of the length direction, and the end parts of two sides of the first upper cover plate are welded to the first lower cover plate.
Optionally, the mounting seat is formed by welding a plurality of steel plates.
Optionally, lifting lugs are arranged on the side beams.
Optionally, the cross beam has a second upper cover plate, a second lower cover plate, and a second web connecting the second upper cover plate and the second lower cover plate;
the box beam body is provided with a first web plate, and the first web plate is respectively connected with the first upper cover plate and the first lower cover plate;
The first upper cover plate is connected with the second upper cover plate, and the second lower cover plate is connected with the first lower cover plate;
the second web is connected to the first web.
Optionally, the first upper cover plate and the first lower cover plate each include a main cover plate and a side extension plate arranged in the middle of the main cover plate;
The second web plate is provided with an extension plate part which extends out of the second upper cover plate and the second lower cover plate;
The side extension plate of the first upper cover plate and the second upper cover plate are welded and fixed;
The side extension plate of the first lower cover plate and the second lower cover plate are welded and fixed;
The extension plate portion is located between the side extension plates of the first upper cover plate and the first lower cover plate, and the extension plate portion is welded to the first web plate and the side extension plates.
Optionally, the second upper cover plate is provided with a middle straight plate part and upper extension plate parts arranged at two sides of the middle straight plate part;
The middle straight plate part is used for installing and descending the core disc.
The upper extension plates on two sides of the middle straight plate part are respectively connected with the side extension plates of the first upper cover plates of the two side beams.
A second object of the present application is to provide a bogie comprising:
The above-mentioned frame;
the side bearing device is embedded in the groove, and part of the side bearing device structure extends out of the notch of the groove;
And the axle is connected with the framework, and wheels are arranged at two ends of the axle.
By adopting the technical scheme, the embodiment of the application has the following technical effects:
the application has the advantages that the framework is provided with the concave structure, so that the core disc is arranged in the concave structure in a sinking way, and the side bearing is provided with the groove at the mounting position, so that the side bearing is embedded and mounted in the groove, the mounting heights of the core disc device and the side bearing device are reduced, and the whole height layout of the girder transporting vehicle is facilitated.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a schematic view of a framework provided by an embodiment of the present application;
FIG. 2 is a schematic view of a frame according to an embodiment of the present application with side and cross members in a separated state;
fig. 3 shows a schematic structural diagram of a bogie provided by an embodiment of the present application.
Reference numerals: 1. a side beam; 11. a first upper cover plate; 12. a first lower cover plate; a. a side extension plate; 13. a first web; 14. a mounting base; 15. lifting lugs; 2. a cross beam; 21. a second upper cover plate; 211. a middle straight plate portion; 212. an upper extension plate portion; 22. a second lower cover plate; 23. a second web; 231. an extension plate portion; 3. side bearing means; 4. an axle; 5. a wheel; 6. a core plate is arranged;
Detailed Description
In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following detailed description of exemplary embodiments of the present application is provided in conjunction with the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present application and not exhaustive of all embodiments. It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.
Example 1
Referring to fig. 1 and 2, a first embodiment of the present application provides a frame including a cross member 2 and two side members 1. The two side beams 1 are arranged at intervals, grooves are formed in the tops of the side beams 1, and axle box installation seats are formed in the bottoms of the side beams 1. The side bearing device 3 can be embedded in the groove, and part of the structure of the side bearing device 3 extends out of the notch of the groove so as to support the underframe at the top. The cross beam 2 is arranged between the two side beams 1, the cross beam 2 is respectively connected with the two side beams 1, the middle part of the cross beam 2 is sunken, and the middle part of the cross beam 2 is provided with a lower core disc 6 which is connected with an upper core disc of the underframe.
The cross beam 2 and the two side beams 1 can be welded and fixed, and the whole body is of an H-shaped structure. Considering the height limitation of the framework, the cross beam 2 is bent downwards relative to the side beam 1 on the premise of not influencing the strength of the framework, so that the middle part of the cross beam 2 is recessed. The lower part of the side beam 1 is provided with an axle box mounting seat for connecting the axle box and the framework.
The middle part of the cross beam 2 of the framework is provided with the concave structure, so that the core disc is arranged in the concave structure in a sinking mode, and the side bearing mounting part is provided with the groove, so that the side bearing is embedded and mounted in the groove, the mounting height of the core disc device and the side bearing device 3 is reduced, the longitudinal height of the whole framework and the chassis is reduced, the center of gravity of the whole vehicle is reduced, the stability of the whole vehicle is improved, and the framework and the whole vehicle are convenient to optimize layout.
The framework can be a two-shaft framework, has reasonable, stable and reliable overall structure, is beneficial to reducing the installation height of the framework, is convenient for the layout of the whole vehicle height, and can meet the use requirement of most track engineering machinery.
In one possible embodiment, referring to fig. 1, the side beam 1 includes a box beam body and a mounting seat 14, the mounting seat 14 is connected to the box beam body, the mounting seat 14 is at least partially located inside the box beam body, the mounting seat 14 has the groove, and a notch of the groove is exposed to the box beam body. The side bearing device 3 is conveniently embedded and installed in the groove through the socket. It should be noted that after the side bearing device 3 is installed and recessed, part of the structure extends out of the notch, so that the side bearing device is convenient to movably contact with the bottom frame at the top.
In one possible embodiment, referring to fig. 1, the box beam body has a first upper cover plate 11 and a first lower cover plate 12, a cavity is formed between the first upper cover plate 11 and the first lower cover plate 12, the first upper cover plate 11 and the first lower cover plate 12 are arranged at intervals, an opening communicating with the cavity is arranged on the first upper cover plate 11, and at least part of a structure of the mounting seat 14 is inserted into the cavity through the opening.
The groove of the mounting seat 14 is mostly positioned in the box type beam body, so that most of the structure of the side bearing device 3 is positioned in the box type beam body, and the height of the side bearing device 3 protruding out of the box type beam body is reduced.
In one possible embodiment, the mounting base 14 has a box portion having the groove and the notch, and a flange portion connected to the box portion and extending along an edge of the notch, the box portion being inserted into the cavity through the opening, the flange portion being fitted to the first upper cover plate 11. The burring may be fixed with the first upper cover plate 11 by a fastener or by welding.
In one possible embodiment, the first upper cover 11 is bent and extended along two sides of the length direction toward the first lower cover 12, and ends of two sides of the first upper cover 11 are welded to the first lower cover 12. The end part of the side beam 1 is narrowed, so that interference between the driving process and an external structure is avoided, and the safety is improved.
In one possible embodiment, the mounting block 14 is formed from a number of steel plates welded together. The mounting base 14 may be formed by welding a plurality of steel plates with different thicknesses, so as to ensure that the mounting base 14 has sufficient structural strength.
In a possible embodiment, the side beams 1 are provided with lifting lugs 15, facilitating the transportation of the frame.
Optionally, the beam 2 has a second upper cover 21, a second lower cover 22, and a second web 23 connecting the second upper cover 21 and the second lower cover 22, the box beam has a first web 13, the first web 13 is connected to the first upper cover 11 and the first lower cover 12 respectively, the first upper cover 11 is connected to the second upper cover 21, the second lower cover 22 is connected to the first lower cover 12, and the second web 23 is connected to the first web 13.
Wherein, the first upper cover plate 11 may be welded to the second upper cover plate 21, the second lower cover plate 22 may be welded to the first lower cover plate 12, and the second web plate 23 may be welded to the first web plate 13.
Specifically, referring to fig. 2, the first upper cover plate 11 and the first lower cover plate 12 each include a main cover plate and a side extension plate a disposed in a middle portion of the main cover plate, the second web 23 has an extension plate portion 231 extending out of the second upper cover plate 21 and the second lower cover plate 22, the side extension plate a of the first upper cover plate 11 and the second upper cover plate 21 are welded and fixed, the side extension plate a of the first lower cover plate 12 and the second lower cover plate 22 are welded and fixed, the extension plate portion 231 is located between the side extension plates a of the first upper cover plate 11 and the first lower cover plate 12, and the extension plate portion 231 is welded to the first web 13 and the side extension plate a.
In one possible embodiment, as shown in fig. 2, the second upper cover plate 21 has a middle flat plate portion 211 and upper extension plate portions 212 disposed at both sides of the middle flat plate portion 211, and the lower core 6 is disposed at the middle flat plate portion 211, and the upper extension plate portions 212 at both sides of the middle flat plate portion 211 are respectively connected to the side extension plates a of the first upper cover plates 11 of the two side members 1.
The second upper cover plate 21 and the second lower cover plate 22 are approximately the same in shape, and can be formed into corresponding shapes through sinking and bending, so that the structural strength of the frame is not affected while the space of the frame is optimized.
Example two
Referring to fig. 1 to 3, a second embodiment of the present application provides a bogie at the same time, including: axle 4, side bearing apparatus 3 and the frame of the first embodiment described above. The side beam 1 of the framework is provided with an axle box mounting seat, an axle box is mounted on the axle box mounting seat, an axle 4 is mounted on the axle box, a bearing can be arranged between the axle 4 and the axle box, and wheels 5 are arranged at two ends of the axle 4. The side bearing means 3 can be embedded in a recess in the mounting 14, and part of the structure of the side bearing means 3 extends out of the mouth of the recess to support the top chassis.
While preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present application without departing from the spirit or scope of the application. Thus, it is intended that the present application also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (8)
1. A frame, comprising:
The two side beams are arranged at intervals, the top of each side beam is provided with a groove, and the grooves are used for installing a side bearing device;
The cross beam is arranged between the two side beams, the cross beam is respectively connected with the two side beams, and the middle part of the cross beam is sunken;
The side beam comprises a box-type beam body and a mounting seat;
The mounting seat is connected to the box-type beam body, at least part of the mounting seat is positioned in the box-type beam body, the mounting seat is provided with the groove, and the notch of the groove is exposed out of the box-type beam body;
The box beam body is provided with a first upper cover plate and a first lower cover plate;
A cavity is formed between the first upper cover plate and the first lower cover plate;
the first upper cover plate and the first lower cover plate are arranged at intervals;
An opening communicated with the cavity is formed in the first upper cover plate;
The mounting seat at least partially penetrates into the cavity through the opening;
the mounting seat is provided with a box body part and a flanging part;
the box body part is provided with the groove and the notch;
the flanging part is connected to the box body part and extends along the edge of the notch;
The box body part is inserted into the cavity through the opening, and the flanging part is attached to the first upper cover plate.
2. The frame of claim 1, wherein the first upper cover plate is bent and extended toward the first lower cover plate along both sides of the length direction, and ends of both sides of the first upper cover plate are welded to the first lower cover plate.
3. The frame of claim 1, wherein the mount is formed from a plurality of steel plates welded together.
4. The frame of claim 1, wherein the side beams are provided with lifting lugs.
5. The frame of claim 1, wherein the cross beam has a second upper deck, a second lower deck, and a second web connecting the second upper deck and the second lower deck;
the box beam body is provided with a first web plate, and the first web plate is respectively connected with the first upper cover plate and the first lower cover plate;
The first upper cover plate is connected with the second upper cover plate, and the second lower cover plate is connected with the first lower cover plate;
the second web is connected to the first web.
6. The frame of claim 5, wherein the first upper cover plate and the first lower cover plate each comprise a main cover plate and a side extension plate disposed in a middle portion of the main cover plate;
The second web plate is provided with an extension plate part which extends out of the second upper cover plate and the second lower cover plate;
The side extension plate of the first upper cover plate and the second upper cover plate are welded and fixed;
The side extension plate of the first lower cover plate and the second lower cover plate are welded and fixed;
The extension plate portion is located between the side extension plates of the first upper cover plate and the first lower cover plate, and the extension plate portion is welded to the first web plate and the side extension plates.
7. The frame of claim 6, wherein the second upper cover plate has a middle flat plate portion and upper extension plate portions disposed on both sides of the middle flat plate portion;
The middle straight plate part is used for installing and descending a core disc;
the upper extension plates on two sides of the middle straight plate part are respectively connected with the side extension plates of the first upper cover plates of the two side beams.
8. A bogie, comprising:
A framework as defined in any one of claims 1-7;
the side bearing device is embedded in the groove, and part of the side bearing device structure extends out of the notch of the groove;
And the axle is connected with the framework, and wheels are arranged at two ends of the axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322774982.7U CN221340603U (en) | 2023-10-17 | 2023-10-17 | Framework and bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322774982.7U CN221340603U (en) | 2023-10-17 | 2023-10-17 | Framework and bogie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221340603U true CN221340603U (en) | 2024-07-16 |
Family
ID=91847514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322774982.7U Active CN221340603U (en) | 2023-10-17 | 2023-10-17 | Framework and bogie |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221340603U (en) |
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2023
- 2023-10-17 CN CN202322774982.7U patent/CN221340603U/en active Active
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