CN204222865U - For the built-in top chord structure of hopper car - Google Patents
For the built-in top chord structure of hopper car Download PDFInfo
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- CN204222865U CN204222865U CN201420738607.5U CN201420738607U CN204222865U CN 204222865 U CN204222865 U CN 204222865U CN 201420738607 U CN201420738607 U CN 201420738607U CN 204222865 U CN204222865 U CN 204222865U
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- top end
- top chord
- side wall
- hopper car
- end rail
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Abstract
The utility model discloses a kind of built-in top chord structure for hopper car, comprise top chord, side wall and top end rail, two top end rails become framed structure with two top chord direct splicing, side wall is coated on top chord, be provided with gusset in the cavity that top chord and side wall surround, the vertical portion of gusset and top end rail is positioned at same plane.The utility model is by forming framed structure by two top end rails and two top chord direct splicing, and this framed structure can provide larger bearing force for headwall and side wall like this, thus improves the load-carrying capacity of railway hopper car; Simultaneously, gusset is added by the cavity that surrounds at top chord and side wall, and make gusset be positioned at the plane at the vertical portion place of top end rail, so both improve the Joint strenght between side wall and top chord, load on side wall well can be passed on top end rail again, and then be delivered on dividing plate, thus improve the load-carrying capacity of railway hopper car.Be applicable to railway hopper car.
Description
Technical field
The utility model relates to railway hopper car field, refers to a kind of built-in top chord structure for hopper car particularly.
Background technology
At present, along with the fast development of China railways hopper car technology, heavy duty has become a developing direction of railway hopper car, and wherein, the quality of top chord structure directly affects the load-carrying capacity of railway hopper car.Existing top chord structure is generally outlet structure, and it comprises top chord, side wall and top end rail, and top end rail two ends are connected with the inner side of both walls respectively, and top chord is arranged in the position of the corresponding top end rail termination, outside of side wall.Following problem is there is in the top chord structure of this form when reality uses:
1, be connected with top end rail because top chord is not direct, but be indirectly connected with top end rail by side wall, so top chord cannot form framed structure with top end rail, thus reduce Joint strenght, and then reduce the load-carrying capacity of railway hopper car;
2, owing to not having connection structure between dividing plate and side wall, so the load that side wall can bear is less, thus the load-carrying capacity of railway hopper car is reduced.
Summary of the invention
The purpose of this utility model is the deficiency existed to solve above-mentioned background technology, proposes the built-in top chord structure for hopper car that a kind of load-carrying capacity is strong.
For achieving the above object, a kind of built-in top chord structure for hopper car designed by the utility model, comprise top chord, side wall and top end rail, two described top end rails become framed structure with two described top chord direct splicing, described side wall is coated on described top chord, be provided with gusset in the cavity that described top chord and described side wall surround, the vertical portion of described gusset and described top end rail is positioned at same plane.By two top end rails and two top chord direct splicing are formed framed structure, this framed structure can provide larger bearing force for headwall and side wall like this, thus improves the load-carrying capacity of railway hopper car; Simultaneously, gusset is added by the cavity that surrounds at top chord and side wall, and make gusset be positioned at the plane at the vertical portion place of top end rail, so both improve the Joint strenght between side wall and top chord, load on side wall well can be passed on top end rail again, and then be delivered on dividing plate, thus improve the load-carrying capacity of railway hopper car.
In such scheme, this structure also comprises upper junction plate, one side lap of described upper junction plate is welded on the dividing plate that is connected with described top end rail, another side butt welding of described upper junction plate is connected on the inside face of described side wall, and the top of described upper junction plate respectively butt welding is connected on the surface of described top chord and the bottom surface of described top end rail.By adding upper junction plate between side wall and dividing plate, top chord, side wall, top end rail and dividing plate being connected, which enhancing the load that side wall and headwall can bear, thus improve the load-carrying capacity of railway hopper car.
In such scheme, described upper junction plate is positioned at described plane.
In such scheme, described upper junction plate be provided with stress relief notch with the lap-welded part of described dividing plate.The stress effectively being eliminated upper junction plate and dividing plate junction by the stress relief notch added is concentrated, thus improves intensity, and then improves the load-carrying capacity of railway hopper car.
In such scheme, described upper junction plate be provided with downward arc opening below.By offering arc opening below at upper junction plate, deadweight can be reduced under the prerequisite of proof strength.
In such scheme, be provided with process Installation plate between described dividing plate upper end and the bottom surface of described top end rail, the top of described upper junction plate is connected with the bottom surface of described top end rail indirectly by described process Installation plate.By be provided with process Installation plate between dividing plate upper end and the bottom surface of top end rail after, suitably widen the width of process Installation plate, when welding like this, more easily ensure that the vertical portion of upper junction plate and top end rail is positioned at same plane.
In such scheme, described process Installation plate is slab construction, and the width of described process Installation plate is larger than the width of the bottom surface of described top end rail.
In such scheme, the quantity of the gusset in described cavity is at least 2 pieces.
The utility model has the advantage of:
1, by two top end rails and two top chord direct splicing are formed framed structure, this framed structure can provide larger bearing force for headwall and side wall like this, thus improves the load-carrying capacity of railway hopper car;
2, by adding upper junction plate between side wall and dividing plate, top chord, side wall, top end rail and dividing plate are connected, which enhance the load that side wall and headwall can bear, thus improve the load-carrying capacity of railway hopper car;
3, by adding gusset in the cavity that top chord and side wall surround, and make gusset and upper junction plate be positioned at the plane at the vertical portion place of top end rail, so both improve the Joint strenght between side wall and top chord, load on side wall well can be passed on top end rail again, and then be delivered on dividing plate, thus improve the load-carrying capacity of railway hopper car;
4, the stress that the stress relief notch by adding can eliminate upper junction plate and dividing plate junction is effectively concentrated, thus improves intensity, and then improves the load-carrying capacity of railway hopper car;
5, by offering arc opening below at upper junction plate, deadweight can be reduced under the prerequisite of proof strength;
6, after passing through to be provided with process Installation plate between dividing plate upper end and the bottom surface of top end rail, suitably widen the width of process Installation plate, when welding like this, more easily ensure that the vertical portion of upper junction plate and top end rail is positioned at same plane.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of utility model;
Fig. 2 is the partial enlargement structural representation in A portion in Fig. 1;
Fig. 3 is the stravismus structural representation after Fig. 1 removes the top chord in left side;
Fig. 4 is the structural representation at another visual angle of Fig. 3;
Fig. 5 is the partial enlargement structural representation in B portion in Fig. 4;
Fig. 6 is the side-looking structural representation of Fig. 3;
Fig. 7 is the partial enlargement structural representation in C portion in Fig. 6;
Fig. 8 is the structural representation at the another visual angle of Fig. 3;
Fig. 9 is the partial enlargement structural representation in D portion in Fig. 8.
In figure: top chord 1, side wall 2, top end rail 3, gusset 4, upper junction plate 5, stress relief notch 5a, arc opening 5b, dividing plate 6, process Installation plate 7.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
A kind of built-in top chord structure for hopper car as shown in Figure 1, comprise top chord 1, side wall 2 and top end rail 3, two described top end rails 3 become framed structure with two described top chord 1 direct splicing, described side wall 2 is coated on described top chord 1, be welded with gusset 4 in the cavity that described top chord 1 and described side wall 2 surround, described gusset 4 is positioned at same plane with the vertical portion of described top end rail 3.By two top end rails 3 and two direct weldings of top chord 1 are formed framed structure, this framed structure can provide larger bearing force for headwall and side wall 2 like this, thus improves the load-carrying capacity of railway hopper car; Simultaneously, gusset 4 is added by the cavity that surrounds at top chord 1 and side wall 2, and make gusset 4 be positioned at the plane at the vertical portion place of top end rail 3, so both improve the Joint strenght between side wall 2 and top chord 1, can the load on side wall 2 be well passed on top end rail 3 again, and then be delivered on dividing plate 6, thus improve the load-carrying capacity of railway hopper car.
The quantity of the gusset 4 in above-mentioned cavity is at least 2 pieces.The quantity of this gusset 4 is designed to polylith according to actual needs, but has at least 2 pieces to be positioned at same plane with the vertical portion of corresponding top end rail 3 respectively.
This structure also comprises upper junction plate 5, one side lap of described upper junction plate 5 is welded on the dividing plate 6 that is connected with described top end rail 3, another side butt welding of described upper junction plate 5 is connected on the inside face of described side wall 2, and the top of described upper junction plate 5 respectively butt welding is connected on the surface of described top chord 1 and the bottom surface of described top end rail 3.By adding upper junction plate 5 between side wall 2 and dividing plate 6, top chord 1, side wall 2, top end rail 3 and dividing plate 6 being connected, which enhancing the load that side wall 2 and headwall can bear, thus improve the load-carrying capacity of railway hopper car.Described upper junction plate 5 is positioned at described plane.Described upper junction plate 5 be provided with stress relief notch 5a with the lap-welded part of described dividing plate 6.Effectively can eliminate upper junction plate 5 by the stress relief notch 5a added to concentrate with the stress of dividing plate 6 junction, thus improve intensity, and then improve the load-carrying capacity of railway hopper car.Described upper junction plate 5 be provided with downward arc opening 5b below.By offering arc opening 5b below at upper junction plate 5, deadweight can be reduced under the prerequisite of proof strength.
Because the bottom surface of top end rail 3 and the junction of vertical portion are arc structure, so be difficult to during welding ensure that upper junction plate 5 is positioned at same plane with the vertical portion of top end rail 3.So when practice of construction, for ensureing that upper junction plate 5 is positioned at same plane with the vertical portion of top end rail 3, the process Installation plate 7 slightly wider than the bottom surface of top end rail 3 need be added between described dividing plate 6 upper end and the bottom surface of described top end rail 3, like this, the top of described upper junction plate 5 can be welded on the position of the vertical portion of corresponding described top end rail 3 on described process Installation plate 7, thus can be positioned at same plane with the vertical portion of top end rail 3 by easier guarantee upper junction plate 5.Described process Installation plate 7 is slab construction, and the width of described process Installation plate 7 is larger than the width of the bottom surface of described top end rail 3.
The utility model is by forming framed structure by two top end rails 3 and two top chord 1 direct splicing, and this framed structure can provide larger bearing force for headwall and side wall 2 like this, thus improves the load-carrying capacity of railway hopper car; By adding upper junction plate 5 between side wall 2 and dividing plate 6, top chord 1, side wall 2, top end rail 3 and dividing plate 6 being connected, which enhancing the load that side wall 2 and headwall can bear, thus improve the load-carrying capacity of railway hopper car; Gusset 4 is added by the cavity that surrounds at top chord 1 and side wall 2, and make gusset 4 and upper junction plate 5 be positioned at the plane at the vertical portion place of top end rail 3, so both improve the Joint strenght between side wall 2 and top chord 1, can the load on side wall 2 be well passed on top end rail 3 again, and then be delivered on dividing plate 6, thus improve the load-carrying capacity of railway hopper car; Effectively can eliminate upper junction plate 5 by the stress relief notch 5a added to concentrate with the stress of dividing plate 6 junction, thus improve intensity, and then improve the load-carrying capacity of railway hopper car; By offering arc opening 5b below at upper junction plate 5, deadweight can be reduced under the prerequisite of proof strength; By be provided with process Installation plate 7 between dividing plate 6 upper end and the bottom surface of top end rail 3 after, suitably widen the width of process Installation plate 7, when welding like this, more easily ensure that upper junction plate 5 is positioned at same plane with the vertical portion of top end rail 3.
Claims (8)
1. the built-in top chord structure for hopper car, comprise top chord (1), side wall (2) and top end rail (3), it is characterized in that: two described top end rails (3) become framed structure with two described top chord (1) direct splicing, described side wall (2) is coated on described top chord (1), be provided with gusset (4) in the cavity that described top chord (1) and described side wall (2) surround, described gusset (4) is positioned at same plane with the vertical portion of described top end rail (3).
2. the built-in top chord structure for hopper car according to claim 1, it is characterized in that: also comprise upper junction plate (5), one side lap of described upper junction plate (5) is welded on the dividing plate (6) that is connected with described top end rail (3), another side butt welding of described upper junction plate (5) is connected on the inside face of described side wall (2), and the top of described upper junction plate (5) respectively butt welding is connected on the surface of described top chord (1) and the bottom surface of described top end rail (3).
3. the built-in top chord structure for hopper car according to claim 2, is characterized in that: described upper junction plate (5) is positioned at described plane.
4. the built-in top chord structure for hopper car according to claim 2, is characterized in that: described upper junction plate (5) be provided with stress relief notch (5a) with described dividing plate (6) lap-welded part.
5. the built-in top chord structure for hopper car according to claim 2, is characterized in that: described upper junction plate (5) be provided with downward arc opening (5b) below.
6. the built-in top chord structure for hopper car according to claim 2, it is characterized in that: be provided with process Installation plate (7) between the bottom surface of described dividing plate (6) upper end and described top end rail (3), the top of described upper junction plate (5) is connected with the bottom surface of described top end rail (3) indirectly by described process Installation plate (7).
7. the built-in top chord structure for hopper car according to claim 6, it is characterized in that: described process Installation plate (7) is slab construction, the width of described process Installation plate (7) is larger than the width of the bottom surface of described top end rail (3).
8. the built-in top chord structure for hopper car according to claim 1, is characterized in that: the quantity of the gusset (4) in described cavity is at least 2 pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738607.5U CN204222865U (en) | 2014-11-28 | 2014-11-28 | For the built-in top chord structure of hopper car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738607.5U CN204222865U (en) | 2014-11-28 | 2014-11-28 | For the built-in top chord structure of hopper car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204222865U true CN204222865U (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420738607.5U Active CN204222865U (en) | 2014-11-28 | 2014-11-28 | For the built-in top chord structure of hopper car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204222865U (en) |
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2014
- 2014-11-28 CN CN201420738607.5U patent/CN204222865U/en active Active
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| GR01 | Patent grant |