CN209290412U - Bogie frame for radial type EMU - Google Patents
Bogie frame for radial type EMU Download PDFInfo
- Publication number
- CN209290412U CN209290412U CN201821853843.6U CN201821853843U CN209290412U CN 209290412 U CN209290412 U CN 209290412U CN 201821853843 U CN201821853843 U CN 201821853843U CN 209290412 U CN209290412 U CN 209290412U
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- China
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- bogie frame
- curb girder
- frame according
- crossbeam
- cover plate
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Abstract
The utility model discloses a kind of bogie frame for radial type EMU, curb girder including the setting of two parallel intervals and between two curb girders and the crossbeam of parallel arrangement；The crossbeam is seamless steel pipe structure, and the curb girder is box welded-steel plate construction；Further include two and resists snakelike damper base, two outsides for resisting snakelike damper base to be fixedly arranged on two curb girders respectively；Described that snakelike damper base is resisted to include upper cover plate, lower cover plate and two vertical plates, four are enclosed the box-structure with opening, described that snakelike damper base is resisted to further include the end cap for blocking the opening, have installation interface structure on the end cap；The upper cover plate is extended to form outward by the top blind flange of the curb girder；The end cap is forging structure.The structural strength of the bogie frame is higher, can satisfy the application demand of radial type EMU.
Description
Technical field
The utility model relates to rail vehicle technical fields, more particularly to a kind of bogie for radial type EMU
Framework.
Background technique
Radial type EMU can reduce the quantity of bogie in vehicle marshalling, have and save vehicle manufacture, reduce maintenance
The advantage of cost.
For radial type EMU, a kind of bogie frame how is designed, can satisfy its structural strength demand, becomes this
The current technical issues that need to address of field technical staff.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of bogie frame for radial type EMU, packet
Include two parallel intervals setting curb girder and between two curb girders and parallel arrangement crossbeam；The crossbeam is seamless steel pipe
Structure, the curb girder are box welded-steel plate construction；Further include two and resist snakelike damper base, two described resist snakelike damper base
It is fixedly arranged on the outside of two curb girders respectively；It is described that snakelike damper base is resisted to include upper cover plate, lower cover plate and two vertical plates, four
It is enclosed the box-structure with opening, it is described that snakelike damper base is resisted to further include the end cap for blocking the opening, the end
Covering has installation interface structure；The upper cover plate is extended to form outward by the top blind flange of the curb girder；The end cap is
Forging structure.
As above, the bogie frame resist snakelike damper base be box-structure, upper cover plate by curb girder top blind flange
It extends to form, the tie point for resisting snakelike damper base and curb girder can be reduced, meanwhile, end cap is forging structure, is effectively increased
Structural strength can satisfy the application demand of radial type EMU.
Bogie frame as described above is set in the middle part of the curb girder there are two the empty spring mounting base being intervally arranged, along vertical
To described that snakelike damper base is resisted to be located between two empty spring mounting bases.
Bogie frame as described above, the bottom of each crossbeam is fixed, and there are two torsion bar mounting base, the torsion bars
Mounting base is arranged close to the end of the crossbeam.
Bogie frame as described above, the torsion bar mounting base are forging structure.
Bogie frame as described above, is also connected with two longitudinal floor stringers disposed in parallel between two crossbeams, and two
The top of the longitudinal direction floor stringer is installed with horizontal damper holder, and two horizontal damper holders are oppositely arranged.
Bogie frame as described above, it is described longitudinal direction floor stringer lamina tecti middle part extend to form outward with it is described
The web portion of horizontal damper holder connection.
Bogie frame as described above, it is solid between the bottom surface of the web portion and the lateral wall of longitudinal floor stringer
Equipped with stiffener plate.
Bogie frame as described above, the horizontal damper holder include seat board and two columns for being fixedly arranged on the seat board
Body, the cylinder are equipped with connecting interface structure, and the horizontal damper holder is solid forging structure.
Bogie frame as described above, the junction rounding off of the cylinder and the seat board.
Bogie frame as described above, the both ends of each curb girder are equipped with braking flap seat, the braking flap seat
Including installation seat plate and two hanging portions, the installation seat plate extends to form inwardly from the top blind flange of the curb girder, and two
The hanging portion is fixed in the bottom of the installation seat plate, and transversely opposite arrangement；The hanging portion is forging structure.
Detailed description of the invention
Fig. 1 provides bogie frame a kind of structural schematic diagram of specific embodiment by the utility model；
Fig. 2 is the structural schematic diagram of another angle of bogie frame shown in Fig. 1；
Fig. 3 is the partial enlarged view at the position A in Fig. 1；
Fig. 4 is the partial enlarged view at the position B in Fig. 1；
The partial enlarged view at the position C in Fig. 5 bitmap 1.
Wherein, one-to-one relationship of the Fig. 1 into Fig. 5 between component names and appended drawing reference is as follows:
Curb girder 100, top blind flange 110, crossbeam 200, longitudinal floor stringer 300, lamina tecti 310, web portion 311；
Resist snakelike damper base 400, upper cover plate 410, lower cover plate 420, vertical plate 430, end cap 440；
Empty spring mounting base 500, torsion bar mounting base 600, horizontal damper holder 700, seat board 710, cylinder 720 brake flap seat
800, installation seat plate 810, hanging portion 820.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, with reference to the accompanying drawing and specific implementation
The utility model is described in further detail for mode.
Bogie frame provided herein is used for radial type EMU, and for radial type EMU, each bogie is simultaneously
Two car bodies are supported, are set on bogie there are four air spring, two air springs along the length direction of vehicle, positioned at front
To support the car body for being located at front side, two air springs being located behind are located at the car body of rear side to support.
Radial type EMU can reduce the number of bogie in vehicle marshalling, but need bogie with higher simultaneously
Structural strength, bogie frame provided herein are based on this design.
Fig. 1 and Fig. 2 are please referred to, Fig. 1 provides a kind of structure of specific embodiment of bogie frame by the utility model and shows
It is intended to；Fig. 2 is the structural schematic diagram of another angle of bogie frame shown in Fig. 1.
In the embodiment, bogie frame include two parallel intervals setting curb girder 100 and be set to two curb girders 100 between and
The crossbeam 200 of parallel arrangement, wherein the extending direction of curb girder 100 is the length direction of vehicle, and the extending direction of crossbeam 200 is
The width direction of vehicle.
Specifically, curb girder 100 is the recessed box welded-steel plate construction in middle part, crossbeam 200 is seamless steel pipe structure, can be had
Effect ensures the intensity of curb girder 100 and crossbeam 200.
The bogie frame further includes two and resists snakelike damper base 400, and two to resist snakelike damper base 400 to distinguish fixed
In the outside of two curb girders 100.
It is the partial enlarged view at the position A in Fig. 1 please also refer to Fig. 3, Fig. 3.
Wherein, resisting snakelike damper base 400 includes upper cover plate 410, lower cover plate 420 and two vertical plates 430, and four enclose shape
At the box-structure with opening；Specifically, upper cover plate 410 and lower cover plate 420 are in substantially parallel relationship to the top blind flange of curb girder 100
110 settings, two vertical plates 430 are fixedly arranged between upper cover plate 410 and lower cover plate 420, it will be understood that the box-structure formed in this way
Opening towards outside.
Resisting snakelike damper base 400 further includes the end cap 440 for blocking the opening, which is equipped with installation interface knot
Structure.
Resist the connection between each component of snakelike damper base 400 that welding manner can be used, the connection with curb girder 100
The mode of welding can be used.
As shown in figure 3, in the embodiment, the four corners position of end cap 440 is respectively equipped with installation interface, when actual design
The number and specific structure of installation interface can be determined according to application demand.
Specifically, the upper cover plate 410 of snakelike damper base 400 is resisted to extend shape outward by the top blind flange 110 of curb girder 100
At；The end cap 440 for resisting snakelike damper base 400 is forging structure.
In this way, resisting snakelike damper base 400 to be box-structure, and its upper cover plate 410 is the top blind flange 110 of curb girder 100
A part, the tie point with curb girder 100 can be reduced, end cap 440 is forging structure, is conducive to reduce the stress at this, effectively
Improve structural strength.
Upper and lower, top of the noun of locality herein being related to etc. is to be in each component under normal operating condition with bogie frame to be in
It is defined on the basis of relative positional relationship in framework and between each component, wherein what outside referred to is relatively distant from the one of framework center
Side, inside refer to the side at relatively close framework center；It should be appreciated that the use of the noun of locality is intended merely to description technique
Scheme clear and conveniently, is not construed as limiting protection scope；The noun of locality below related to is also taken this as the standard definition, no longer superfluous
It states.
In specific scheme, set that there are two empty spring mounting bases 500 on each curb girder 100, specifically, two empty spring mounting bases
500 are located at the recess location at the middle part of curb girder 100, along longitudinal direction, resist snakelike damper base 400 be located at two empty spring mounting bases 500 it
Between.
With reference to Fig. 1, when practical application, the empty spring close to two empty 500 installations of spring mounting bases in diagram left side is used to support
One car body, the empty spring close to two empty 500 installations of spring mounting base on diagram right side are used to support another car body.
In specific scheme, the bottom of each crossbeam 200 is fixed, and there are two torsion bar mounting bases 600, that is to say, that bogie
Framework is set altogether there are four torsion bar mounting base 600, as shown in Fig. 2, torsion bar mounting base 600 is arranged close to the end of crossbeam 200.
In this way, torsion bar mounting base 600 to be arranged in the bottom of crossbeam 200, can avoid occupying the sky between two crossbeams 200
Between, it prevents that other associated components are caused to interfere, also provides more reasonably select to the arrangement of other associated components.
Specifically, torsion bar mounting base 600 is forging structure, and for plate welding structure, the torsion bar of forging structure
The own vol of mounting base 600 is relatively small, occupies little space, while also can guarantee enough structural strengths.
In specific scheme, bogie frame further includes two longitudinal floor stringers 300, and two longitudinal floor stringers 300 are arranged
Between two crossbeams 200, the extending direction of longitudinal floor stringer 300 is parallel with the extending direction of curb girder 100.
The top of two longitudinal floor stringers 300 is installed with horizontal damper holder 700, two 700 phases of horizontal damper holder
To setting.Horizontal damper holder 700 is forging structure, is welded on longitudinal floor stringer 300, directly provides peace for lateral damper
Attaching mouth, structure is simple, easy to process.
It is the partial enlarged view at the position B in Fig. 1 please also refer to Fig. 4, Fig. 4.
Specifically, the middle part of the lamina tecti 310 of longitudinal floor stringer 300 is prolonged (namely close to 100 direction of curb girder) outward
It stretches to form web portion 311, horizontal damper holder 700 is installed on the web portion 311, and design in this way facilitates lateral damper
The longitudinal floor stringer 300 of seat more than 700 is welded and fixed.
More specifically, stiffener plate is installed between the bottom surface of web portion 311 and the lateral wall of longitudinal floor stringer 300
(not shown), to improve the structural strength at the position.
Specifically, the horizontal damper holder 700 includes seat board 710 and two cylinders 720 for being fixedly arranged on seat board 710, each
Cylinder 720 is equipped with corresponding connecting interface structure；The horizontal damper holder 700 is solid forging structure, to ensure its structure
Intensity.
More specifically, the junction rounding off of cylinder 720 and seat board 710 is improved so that the stress of junction is effectively reduced
The structural strength of horizontal damper holder 700.
When practical application, the overall structure of horizontal damper holder 700 can design according to actual needs, pass through Strength Simulation school
Calculation is assessed, to meet intensity requirement.
In specific scheme, which is equipped with braking flap seat 800 at the both ends of each curb girder 100.
It is the partial enlarged view at the position C in Fig. 1 please also refer to Fig. 5, Fig. 5.
Braking flap seat 800 includes installation seat plate 810 and two hanging portions 820, and installation seat plate 810 is from the top of curb girder 100
Cover board 110 extends to form inwardly, and two hanging portions 820 are fixed in the bottom of installation seat plate 810, and transversely opposite arrangement,
Hanging portion 820 is forging structure, to ensure structural strength.Hanging portion 820 specifically can be by being welded and fixed with installation seat plate 810.
As shown in figure 5, hanging portion 820 includes the cantilever part and flap seat part connecting with installation seat plate 810, it is specific to tie
Structure can design according to actual needs.
Specifically, empty with the inside for increasing bogie according to the shape of installation interface requirements optimization design braking flap seat 800
Between.
Other than above-mentioned each component, motor hanger, gear box bracket and vertical damper are additionally provided on the bogie frame
The structures such as seat, the specific position that is arranged can arrange that the specific structure of each component can basis according to actual needs or with reference to existing design
Demand optimizes, and and will not be described here in detail.
The bogie frame provided by the utility model for radial type EMU is described in detail above.This
It applies specific case in text to be expounded the principles of the present invention and embodiment, the explanation of above embodiments is
It is used to help understand the method and its core concept of the utility model.It should be pointed out that for the ordinary skill people of the art
For member, without departing from the principle of this utility model, several improvements and modifications can be made to this utility model, this
A little improvement and modification are also fallen into the protection scope of the utility model claims.
Claims (10)
1. be used for radial type EMU bogie frame, including two parallel intervals setting curb girder (100) and be set to two described in
Between curb girder (100) and parallel arrangement crossbeam (200)；The crossbeam (200) is seamless steel pipe structure, the curb girder (100)
For box welded-steel plate construction；Resist snakelike damper base (400) it is characterized in that, further including two, two described resist snakelike vibration damping
Device seat (400) is fixedly arranged on the outside of two curb girders (100) respectively；It is described that snakelike damper base (400) is resisted to include upper cover plate
(410), lower cover plate (420) and two vertical plates (430), four are enclosed the box-structure with opening, described to resist snakelike subtract
Vibration device seat (400) further includes the end cap (440) for blocking the opening, has installation interface structure on the end cap (440)；It is described
Upper cover plate (410) is extended to form outward by the top blind flange (110) of the curb girder (100)；The end cap (440) is forging knot
Structure.
2. bogie frame according to claim 1, which is characterized in that set in the middle part of the curb girder (100) there are two between
It is along longitudinal direction, described that snakelike damper base (400) is resisted to be located at two empty spring mounting bases every the empty spring mounting base (500) of arrangement
(500) between.
3. bogie frame according to claim 1, which is characterized in that the bottom of each crossbeam (200) is installed with
Two torsion bar mounting bases (600), the torsion bar mounting base (600) are arranged close to the end of the crossbeam (200).
4. bogie frame according to claim 3, which is characterized in that the torsion bar mounting base (600) is forging structure.
5. bogie frame according to claim 1, which is characterized in that be also connected with two between two crossbeams (200)
The top of longitudinal direction floor stringer (300) disposed in parallel, two longitudinal floor stringers (300) is installed with horizontal damper holder
(700), two horizontal damper holders (700) are oppositely arranged.
6. bogie frame according to claim 5, which is characterized in that the lamina tecti of the longitudinal direction floor stringer (300)
(310) middle part extends to form the web portion (311) connecting with the horizontal damper holder (700) outward.
7. bogie frame according to claim 6, which is characterized in that the bottom surface of the web portion (311) with it is described
Stiffener plate is installed between the lateral wall of longitudinal floor stringer (300).
8. bogie frame according to claim 5, which is characterized in that the horizontal damper holder (700) includes seat board
(710) and two cylinders (720) of the seat board (710) are fixedly arranged on, the cylinder (720) is equipped with connecting interface structure, institute
Stating horizontal damper holder (700) is solid forging structure.
9. bogie frame according to claim 8, which is characterized in that the cylinder (720) and the seat board (710)
Junction rounding off.
10. -9 described in any item bogie frames according to claim 1, which is characterized in that the two of each curb girder (100)
End is equipped with braking flap seat (800), and the braking flap seat (800) includes installation seat plate (810) and two hanging portions (820),
The installation seat plate (810) extends to form inwardly from the top blind flange (110) of the curb girder (100), two hanging portions
(820) it is fixed in the bottom of the installation seat plate (810), and transversely opposite arrangement；The hanging portion (820) is forging knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821853843.6U CN209290412U (en) | 2018-11-09 | 2018-11-09 | Bogie frame for radial type EMU |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821853843.6U CN209290412U (en) | 2018-11-09 | 2018-11-09 | Bogie frame for radial type EMU |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209290412U true CN209290412U (en) | 2019-08-23 |
Family
ID=67643627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821853843.6U Active CN209290412U (en) | 2018-11-09 | 2018-11-09 | Bogie frame for radial type EMU |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209290412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112660191A (en) * | 2021-01-06 | 2021-04-16 | 中车青岛四方机车车辆股份有限公司 | Framework of bogie and bogie |
-
2018
- 2018-11-09 CN CN201821853843.6U patent/CN209290412U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112660191A (en) * | 2021-01-06 | 2021-04-16 | 中车青岛四方机车车辆股份有限公司 | Framework of bogie and bogie |
| CN112660191B (en) * | 2021-01-06 | 2023-01-03 | 中车青岛四方机车车辆股份有限公司 | Framework of bogie and bogie |
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