CN209305587U - Edge beam of underframe structure and train with it - Google Patents
Edge beam of underframe structure and train with it Download PDFInfo
- Publication number
- CN209305587U CN209305587U CN201821780009.9U CN201821780009U CN209305587U CN 209305587 U CN209305587 U CN 209305587U CN 201821780009 U CN201821780009 U CN 201821780009U CN 209305587 U CN209305587 U CN 209305587U
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- side bar
- edge beam
- lower wing
- wing plate
- vertical plate
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Abstract
The utility model provides a kind of edge beam of underframe structure and the train with it.The edge beam of underframe structure includes outer side bar and interior side bar；Interior side bar is welded on the inside of outer side bar and is located at the junction of outer side bar and body transom, and interior side bar includes upper flange, lower wing plate and vertical plate；Wherein, the first end of upper flange, lower wing plate and vertical plate and body transom weld, and the second end of upper flange, lower wing plate and vertical plate extends along the direction far from body transom；The end of the second end of lower wing plate is located at the end of the second end of upper flange far from the side of body transom.Stress so as to effectively disperse in the side rail configuration course of work is concentrated, and chassis bearing capacity and service life are improved.Solving train edge beam of underframe structure in the prior art, fatigue stress is easy the problems in collection during the work time.
Description
Technical field
The utility model relates to train Undercarriage structure fields, in particular to a kind of edge beam of underframe structure and have it
Train.
Background technique
The side bar of train chassis directly takes on the power from bogie, and the design of the side rail configuration of existing train chassis is deposited
In certain defect, so as to cause in practical work process fatigue stress be easy to concentrate at side bar.Train is influenced for a long time
Bearing capacity and service life in the course of work.
Utility model content
It is existing to solve the main purpose of the utility model is to provide a kind of edge beam of underframe structure and with its train
Fatigue stress is easy the problems in collection to train edge beam of underframe structure in technology during the work time.
To achieve the goals above, first aspect according to the present utility model provides a kind of edge beam of underframe structure, packet
It includes: outer side bar；Interior side bar is welded on the inside of outer side bar and is located at the junction of outer side bar and body transom, and interior side bar includes
Upper flange, lower wing plate and vertical plate；Wherein, the first end of upper flange, lower wing plate and vertical plate and body transom weld, upper limb
The second end of plate, lower wing plate and vertical plate extends along the direction far from body transom；The end of the second end of lower wing plate is located at upper
Side of the end of the second end of wing plate far from body transom.
Further, a side of upper flange and a side of lower wing plate are corresponding with two sides of vertical plate respectively connects
It connects；Wherein, the end of the second end of vertical plate has the first notch, and the first end of the first notch extends to the second end of upper flange
The end joint of the second end of end and vertical plate；The second end of first notch extends to the end of the second end of vertical plate and under
The first pre-determined distance of wing plate interval.
Further, the first notch is arc notch.
Further, the second end of lower wing plate has the second notch；Wherein, the first end of the second notch extends to lower wing plate
A side on, the second end of the second notch extend to the end of the second end of lower wing plate and with vertical plate interval second it is default away from
From.
Further, the first end of lower wing plate has third notch；Wherein, the first end of third notch extends to lower wing plate
A side on, the second end of third notch extends at body transom.
Further, edge beam of underframe structure further include: gusset, the first end of gusset and body transom weld, and the of gusset
Two ends and outer side bar welding；Wherein, interior side bar is between outer side bar and gusset.
Further, the second end of gusset has a support portion, gusset by the inner sidewall of support portion and outer side bar weld with
Make the vertical plate interval third pre-determined distance of gusset Yu interior side bar.
Further, support portion is arc plate body structure.
Further, welding groove is provided on the inside of outer side bar；Wherein, interior side bar and gusset are welded in welding groove.
Further, offer lightening hole on vertical plate, lightening hole be it is multiple, multiple lightening holes are spaced apart from each other setting.
The second aspect according to the present utility model provides a kind of train, including edge beam of underframe structure, edge beam of underframe knot
Structure is above-mentioned edge beam of underframe structure.
Using the edge beam of underframe structure of technical solutions of the utility model, including outer side bar and interior side bar；Interior side bar is welded on
The inside of outer side bar and the junction for being located at outer side bar and body transom, interior side bar includes upper flange, lower wing plate and vertical plate；Its
In, upper flange, the first end of lower wing plate and vertical plate and body transom weld, the second end of upper flange, lower wing plate and vertical plate
Extend along the direction far from body transom；The end of the second end of lower wing plate is located at the end of the second end of upper flange far from chassis
The side of crossbeam.Stress so as to effectively disperse in the side rail configuration course of work is concentrated, and chassis bearing capacity and service life are improved.
Solving train edge beam of underframe structure in the prior art, fatigue stress is easy the problems in collection during the work time.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 is according to optionally a kind of schematic diagram of edge beam of underframe structure of the utility model embodiment；
Fig. 2 is the first view of the interior side bar and gusset according to optionally a kind of edge beam of underframe structure of the utility model embodiment
The structural schematic diagram at angle；And
Fig. 3 is the second view of the interior side bar and gusset according to optionally a kind of edge beam of underframe structure of the utility model embodiment
The structural schematic diagram at angle.
Wherein, the above drawings include the following reference numerals:
10, outer side bar；11, welding groove；20, interior side bar；21, upper flange；22, lower wing plate；23, vertical plate；24, lightening hole；
30, gusset；31, support portion；40, body transom.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
According to the edge beam of underframe structure of the utility model embodiment, as shown in Figure 1, including outer side bar 10 and interior side bar 20；
Interior side bar 20 is welded on the inside of outer side bar 10 and is located at the junction of outer side bar 10 and body transom 40, and interior side bar 20 includes upper
Wing plate 21, lower wing plate 22 and vertical plate 23；Wherein, the first end and body transom of upper flange 21, lower wing plate 22 and vertical plate 23
The second end of 40 welding, upper flange 21, lower wing plate 22 and vertical plate 23 extends along the direction far from body transom 40；Lower wing plate 22
Second end end be located at upper flange 21 second end end far from the side of body transom 40.
Using the edge beam of underframe structure of technical solutions of the utility model, including outer side bar 10 and interior side bar 20；Interior side bar 20
Be welded on the inside of outer side bar 10 and be located at the junction of outer side bar 10 with body transom 40, interior side bar 20 include upper flange 21,
Lower wing plate 22 and vertical plate 23；Wherein, upper flange 21, the first end of lower wing plate 22 and vertical plate 23 and body transom 40 weld,
The second end of upper flange 21, lower wing plate 22 and vertical plate 23 extends along the direction far from body transom 40；The second of lower wing plate 22
The end at end is located at the end of the second end of upper flange 21 far from the side of body transom 40.So as to effectively disperse side bar knot
Stress in the structure course of work is concentrated, and chassis bearing capacity and service life are improved.Solves train edge beam of underframe knot in the prior art
Fatigue stress is easy the problems in collection to structure during the work time.
When it is implemented, the upper flange 21 of interior side bar 20, lower wing plate 22 and vertical plate 23 form trench structure, upper flange 21
One side and a side of lower wing plate 22 are correspondingly connected with respectively with two sides of vertical plate 23 and upper flange 21 and lower wing plate
22 is vertical with vertical plate 23.
It is concentrated to be further reduced stress, as shown in Figures 2 and 3, the end of the second end of vertical plate 23 has first to lack
Mouthful, the second end of lower wing plate 22 has the second notch, and the first end of lower wing plate 22 has third notch.
The first end of first notch extends to the end of the second end of upper flange 21 and the end of the second end of vertical plate 23 and connects
At conjunction；The second end of first notch extends to the end of the second end of vertical plate 23 and is spaced the first pre-determined distance with lower wing plate 22.
Optionally, the first notch is arc notch.
The first end of second notch extends on a side of lower wing plate 22, and the second end of the second notch extends to bottom wing
The end of the second end of plate 22 is simultaneously spaced the second pre-determined distance with vertical plate 23.
The first end of third notch extends on a side of lower wing plate 22, and the second end of third notch extends to chassis
At crossbeam 40.
It being capable of effective collection of the dispersive stress in interior 20 end of side bar by the first notch of setting, the second notch and third notch
In, improve bearing capacity.
Further, edge beam of underframe structure further includes gusset 30, and the first end and body transom 40 of gusset 30 are welded, gusset
30 second end and outer side bar 10 weld；Wherein, interior side bar 20 is between outer side bar 10 and gusset 30.
Further, the second end of gusset 30 has support portion 31, and support portion 31 is arc plate body structure, and gusset 30 passes through
The inner sidewall of support portion 31 and outer side bar 10 welds so that the vertical plate 23 of gusset 30 and interior side bar 20 is spaced third pre-determined distance.I.e.
Make between gusset 30 and interior side bar 20 that there are certain intervals by the way that support portion 31 is arranged, thus by the fatigue of interior 20 first end of side bar
Stress is passed forward on outer side bar 10, and the stress for mitigating 20 first end of interior side bar is concentrated.
The inside of outer side bar 10 is further provided with welding groove 11 for the ease of welding interior side bar 20 and gusset 30,
Welding groove 11 extends along the extending direction of outer side bar 10, and interior side bar 20 and gusset 30 are welded in welding groove 11.In addition, inside
Offer lightening hole 24 on the vertical plate 23 of side bar 20, lightening hole 24 be it is multiple, multiple lightening holes 24 are spaced apart from each other setting, so as to
The enough weight for effectively mitigating interior side bar 20 and entire edge beam of underframe structure.
The edge beam of underframe structure of the utility model embodiment passes through side bar 20 and gusset in the inside of outer side bar 10 is arranged
30, the end of interior side bar 20 uses asymmetrical design, and lower wing plate 22 is longer than upper flange 21, and it is biggish arc-shaped that vertical plate 23 increases R
Notch, and notch is set on the inside of lower wing plate 22, fatigue stress is avoided to concentrate.Half high gusset 30 is set on the inside of interior side bar 20, i.e.,
The height of gusset 30 is less than the height of interior side bar 20.And the length of gusset 30 is longer, the fatigue stress of interior side bar 20 is further
To front transfer, the stress for mitigating interior 20 end of side bar is concentrated.It is equal in the fatigue load that interior side bar 20 is concentrated by such design
It is even to be effectively distributed on outer side bar 10.
Such design structure is simple, it is easy to accomplish, significant effect, and weld seam is to examine positioned at open space convenient for the later period
It looks into.It can be effectively improved local fatigue stress situation, improve bearing capacity of the vehicle in long-time use process.
The second aspect according to the present utility model provides a kind of train, including edge beam of underframe structure, edge beam of underframe knot
Structure is the edge beam of underframe structure of above-described embodiment.Using the train of the edge beam of underframe structure of above-described embodiment, can effectively disperse
Stress in the side rail configuration course of work is concentrated, and chassis bearing capacity and service life are improved.Solves train chassis in the prior art
Fatigue stress is easy the problems in collection to side rail configuration during the work time.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (11)
1. a kind of edge beam of underframe structure characterized by comprising
Outer side bar (10)；
Interior side bar (20) is welded on the inside of the outer side bar (10) and is located at the outer side bar (10) and body transom (40)
Junction, the interior side bar (20) include upper flange (21), lower wing plate (22) and vertical plate (23)；
Wherein, the first end and body transom (40) of the upper flange (21), the lower wing plate (22) and the vertical plate (23)
Welding, the second end of the upper flange (21), the lower wing plate (22) and the vertical plate (23) is along far from the body transom
(40) direction extends；
The end of the second end of the lower wing plate (22) is located at the end of the second end of the upper flange (21) far from the chassis
The side of crossbeam (40).
2. edge beam of underframe structure according to claim 1, which is characterized in that a side of the upper flange (21) and institute
A side for stating lower wing plate (22) is correspondingly connected with two sides of the vertical plate (23) respectively；
Wherein, the end of the second end of the vertical plate (23) has the first notch, and the first end of first notch extends to institute
State the end joint of the end of the second end of upper flange (21) and the second end of the vertical plate (23)；The of first notch
Two ends extend to the end of the second end of the vertical plate (23) and are spaced the first pre-determined distance with the lower wing plate (22).
3. edge beam of underframe structure according to claim 2, which is characterized in that first notch is arc notch.
4. edge beam of underframe structure according to claim 2, which is characterized in that the second end of the lower wing plate (22) has the
Two notches；
Wherein, the first end of second notch extends on a side of the lower wing plate (22), second notch
Second end extends to the end of the second end of the lower wing plate (22) and is spaced the second pre-determined distance with the vertical plate (23).
5. edge beam of underframe structure according to claim 2, which is characterized in that the first end of the lower wing plate (22) has the
Three notches；
Wherein, the first end of the third notch extends on a side of the lower wing plate (22), the third notch
Second end extends at the body transom (40).
6. edge beam of underframe structure according to claim 1, which is characterized in that the edge beam of underframe structure further include:
Gusset (30), the first end of the gusset (30) and the body transom (40) are welded, the second end of the gusset (30)
It is welded with the outer side bar (10)；
Wherein, the interior side bar (20) is between the outer side bar (10) and the gusset (30).
7. edge beam of underframe structure according to claim 6, which is characterized in that the second end of the gusset (30) has support
Portion (31), the gusset (30) are welded by the inner sidewall of the support portion (31) and the outer side bar (10) so that the gusset
(30) third pre-determined distance is spaced with the vertical plate (23) of the interior side bar (20).
8. edge beam of underframe structure according to claim 7, which is characterized in that support portion (31) is arc plate body structure.
9. edge beam of underframe structure according to claim 6, which is characterized in that be provided with weldering on the inside of the outer side bar (10)
Access slot (11)；
Wherein, the interior side bar (20) and the gusset (30) are welded in the welding groove (11).
10. edge beam of underframe structure according to claim 1, which is characterized in that offer lightening hole on the vertical plate (23)
(24), the lightening hole (24) is multiple, and multiple lightening holes (24) are spaced apart from each other setting.
11. a kind of train, including edge beam of underframe structure, which is characterized in that the edge beam of underframe structure is in claims 1 to 10
Described in any item edge beam of underframe structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821780009.9U CN209305587U (en) | 2018-10-30 | 2018-10-30 | Edge beam of underframe structure and train with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821780009.9U CN209305587U (en) | 2018-10-30 | 2018-10-30 | Edge beam of underframe structure and train with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209305587U true CN209305587U (en) | 2019-08-27 |
Family
ID=67670219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821780009.9U Active CN209305587U (en) | 2018-10-30 | 2018-10-30 | Edge beam of underframe structure and train with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209305587U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022062110A1 (en) * | 2020-09-24 | 2022-03-31 | 中车南京浦镇车辆有限公司 | Connecting structure for chassis side beam of rail vehicle having drum-shaped vehicle body |
| CN117922624A (en) * | 2024-03-21 | 2024-04-26 | 成都中车长客轨道车辆有限公司 | Rail transit vehicle underframe structure and processing method |
-
2018
- 2018-10-30 CN CN201821780009.9U patent/CN209305587U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022062110A1 (en) * | 2020-09-24 | 2022-03-31 | 中车南京浦镇车辆有限公司 | Connecting structure for chassis side beam of rail vehicle having drum-shaped vehicle body |
| CN117922624A (en) * | 2024-03-21 | 2024-04-26 | 成都中车长客轨道车辆有限公司 | Rail transit vehicle underframe structure and processing method |
| CN117922624B (en) * | 2024-03-21 | 2024-06-11 | 成都中车长客轨道车辆有限公司 | Rail transit vehicle underframe structure and processing method |
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