CN204250067U - Spliced railway truck central sill - Google Patents
Spliced railway truck central sill Download PDFInfo
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- CN204250067U CN204250067U CN201420681681.8U CN201420681681U CN204250067U CN 204250067 U CN204250067 U CN 204250067U CN 201420681681 U CN201420681681 U CN 201420681681U CN 204250067 U CN204250067 U CN 204250067U
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Abstract
The utility model relates to a kind of spliced railway truck central sill, it is characterized in that: it comprises two ends and is symmetrical set the spliced central sill body being divided into five sections, described central sill body comprises a straight intermediate beam, the two ends of described intermediate beam connect one section of acclivitous articulated beam respectively, and the upper end of articulated beam described in each connects the draw beam of a flat segments respectively.Described intermediate beam and described articulated beam, between described articulated beam and described draw beam, described in each, the weld seam of web, described upper cover plate and described lower cover mating interface is not all interspersed at same section.The utility model can be widely used among different kinds of railways truck center sill manufacture use.
Description
Technical field
The utility model relates to truck center sill, particularly about a kind of spliced railway truck central sill being applicable to the special new structure of railway truck.
Background technology
Central sill is one of major part of common railway truck body, car body is generally longitudinal layout, be positioned at the middle part of car body, the two ends of car body are respectively equipped with vehicle tractor, the bilateral symmetry of central sill is provided with various transverse beam and the floors such as end carriage, sleeper beam, crossbeam along the longitudinal direction, and central sill is mainly used in bearing longitudinal force (tractive force or compressive force), vertical force and twisting resistance etc.General wagon central sill mostly is the straight rectangular configuration of length of same cross-sectional, and also have the fish belly shape structure that flatcar adopts middle part high, small in ends, these central sills are all the employing two root type steel branch left and right sides, form with dividing plate, the common welding of upper and lower cover plates.Existing railway truck central sill has too and adopts splicing construction, is docked be formed by connecting when interface connects by the section bar of same cross-sectional, and therefore need steel plate employing equal thickness or the close steel plate of thickness when docking to dock, requirement condition is higher.And New Type of Railway Freight Cars vehicle body bottom frame is that middle part is low, two ends are high, therebetween by the concave bottom shape that slope connects, and length over ends of body is comparatively large, body shapes is irregular, and the central sill of existing structure all cannot meet the needs of New Type of Railway Freight Cars lade.
Summary of the invention
For the problems referred to above, the intensity that the purpose of this utility model is to provide a kind of interface is solid and reliable, and can adapt to loading demand, is also convenient to the spliced railway truck central sill of fixing lade simultaneously.
For achieving the above object, the utility model takes following technical scheme: a kind of spliced railway truck central sill, it is characterized in that: it comprises two ends and is symmetrical set the spliced central sill body being divided into five sections, described central sill body comprises a straight intermediate beam, the two ends of described intermediate beam connect one section of acclivitous articulated beam respectively, and the upper end of articulated beam described in each connects the draw beam of a flat segments respectively, described intermediate beam is a box-structure, it comprises two intermediate beam webs of pair of parallel setting, described in two, the top of intermediate beam web is connected with an intermediate beam upper cover plate, bottom is connected with an intermediate beam lower cover, in the box-structure of described intermediate beam, being arranged at intervals with some central sill dividing plates for supporting along its length, being arranged at intervals with relatively some when fixing for loading vehicles and car body middle parts of tying up solid point at the top of intermediate beam web described in two along its length and fastening knot seat, articulated beam described in each is a gradual change box-structure, it comprises two articulated beam webs of pair of parallel setting, described in each, the shape of articulated beam web is Z-shaped, its lower end is connected with described intermediate beam web, the top of articulated beam web described in two is connected with an articulated beam upper cover plate, one end of described articulated beam upper cover plate connects described intermediate beam upper cover plate, the bottom of articulated beam web described in two is connected with an articulated beam lower cover, one end of described articulated beam lower cover connects described intermediate beam lower cover, in described articulated beam bottom, bending part is connected with a lower corner dividing plate, on described articulated beam top, bending part is connected with a upper corner dividing plate, draw beam described in each is a box-structure, it comprises two draw beam webs of pair of parallel setting, described in each, one end of draw beam web connects the upper end of articulated beam web described in each respectively, described in two, the top of draw beam web is connected with a draw beam upper cover plate, one end of described draw beam upper cover plate is connected with described articulated beam upper cover plate, is arranged at intervals with some when fixing for loading vehicles and ends of tying up solid point of car body along its length fastens knot seat at the top of draw beam web described in two, described in two, the bottom of draw beam web is connected with a draw beam lower cover, and one end of described draw beam lower cover is connected with described articulated beam lower cover.
Described intermediate beam web, connection between described articulated beam web and described draw beam web are 45° angle mitre joint.
Described intermediate beam lower cover, connection between described articulated beam lower cover and described draw beam lower cover are 90 ° of direct mouths in angle.
Described intermediate beam upper cover plate and described articulated beam upper cover plate, the connection between described articulated beam upper cover plate and described draw beam upper cover plate is 90 ° of direct mouths in angle.
Described intermediate beam and described articulated beam, between described articulated beam and described draw beam, the weld seam of web described in each and web, described upper cover plate and upper cover plate, described lower cover and lower cover mating interface, is not all interspersed at same section.
Described intermediate beam web all adopts cold bending tank steel to make, described draw beam web adopts second shaped steel to be processed into, and described intermediate beam upper cover plate, described draw beam upper cover plate, described intermediate beam lower cover, described draw beam upper cover plate and described intermediate beam dividing plate all adopt steel plate to be processed into.
Described articulated beam upper cover plate, described articulated beam lower cover, described lower corner dividing plate, described articulated beam web and described upper corner dividing plate all adopt steel plate to be processed into.
The utility model is owing to taking above technical scheme, and it has the following advantages: 1, the utility model is owing to adopting segment design by central sill, therefore ideally can mould the profile of central sill, rationally adapts to the demand of loading goods train.2, the utility model draw beam section is owing to adopting the hot-rolled steel section of maturing material technology, therefore, it is possible to meet the requirement of strength at this position.3, the utility model is owing to adopting longer recessed linear portion in the middle part of central sill, and upper and lower cover plate is light weight steel shape plate, and rigidity is strong, good manufacturability, reliability are high therefore to make central sill have.4, the utility model draw beam is comparatively complicated with the shape be connected between intermediate beam, according to the restriction of the factors such as intensity, rigidity and structure, articulated beam is all adopted steel plate splicing mode, and be designed to gradual change box section, therefore make central sill have good shape-plastic, facilitate the loading of lorry.5, the utility model is owing to all adopting the connection mode of 45° angle mitre joint by each web junction, and adopt at vertical and horizontal mating interface place the connection mode staggered respectively, therefore improve Joint strenght and the reliability of interface, overcome the problem that stress is concentrated.6, the utility model fastens knot seat owing to devising on central sill, therefore makes the goods of loading more firm, improves the safety of transporting cargo, alleviate the labour intensity of lade.The utility model can be widely used among different kinds of railways truck center sill manufacture use.
Accompanying drawing explanation
Fig. 1 is the schematic front view of the utility model structure
Fig. 2 is the schematic top plan view of the utility model structure
Fig. 3 is that enlarged diagram is looked on a left side for the utility model structure
Fig. 4 is intermediate beam structural representation of the present utility model
Fig. 5 is intermediate beam schematic cross-section of the present utility model
Fig. 6 is articulated beam structural representation of the present utility model
Fig. 7 is draw beam structural representation of the present utility model
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in detail.
As shown in Figures 1 to 3, the utility model comprises two ends and is symmetrical set the spliced central sill body being divided into five sections, central sill body comprises a straight intermediate beam 10, connect one section of acclivitous articulated beam 20 respectively at the two ends of intermediate beam 10, the upper end of each articulated beam 20 connects the draw beam 30 of a flat segments respectively.
As shown in Figure 4, Figure 5, intermediate beam 10 of the present utility model is a box-structure, it comprises two intermediate beam webs 11,12 of pair of parallel setting, an intermediate beam upper cover plate 13 is connected with at the top of two intermediate beam webs 11,12, bottom is connected with an intermediate beam lower cover 14, in the box-structure of intermediate beam 10, being arranged at intervals with some central sill dividing plates 15 for supporting along its length, being arranged at intervals with relatively some when fixing for loading vehicles and car body middle parts of tying up solid point at the top of two intermediate beam webs 11,12 along its length and fastening and tie seat 16.
As Fig. 2, shown in Fig. 6, each articulated beam 20 of the present utility model is a gradual change box-structure, it comprises two articulated beam webs 21 of pair of parallel setting, 22, each articulated beam web 21, the shape of 22 is Z-shaped, its lower end and intermediate beam web 11, 12 connect, two articulated beam webs 21, the top of 22 is connected with an articulated beam upper cover plate 23, one end of articulated beam upper cover plate 23 connects intermediate beam upper cover plate 13, two articulated beam webs 21, the bottom of 22 is connected with an articulated beam lower cover 24, one end of articulated beam lower cover 24 connects intermediate beam lower cover 14, in articulated beam 20 bottom, bending part is connected with a lower corner dividing plate 25, on articulated beam 20 top, bending part is connected with a upper corner dividing plate 26.
As shown in Fig. 3, Fig. 7, each draw beam 30 of the present utility model is a box-structure, it comprises two draw beam webs 31,32 of pair of parallel setting, one end of each draw beam web 31,32 connects the upper end of each articulated beam web 21,22 respectively, a draw beam upper cover plate 33 is connected with at the top of two draw beam webs 31,32, one end of draw beam upper cover plate 33 is connected with articulated beam upper cover plate 23, is arranged at intervals with some when fixing for loading vehicles and ends of tying up solid point of car body along its length fastens and tie seat 34 at the top of two draw beam webs 31,32.Be connected with a draw beam lower cover 35 in the bottom of two draw beam webs 31,32, one end of draw beam lower cover 35 is connected with articulated beam lower cover 24.
In above-described embodiment, as shown in Figure 4, intermediate beam web 11, 12 with articulated beam web 21, 22 butt welds are 45° angle mitre joint, articulated beam web 21, 22 with draw beam web 31, 32 butt welds are 45° angle mitre joint, intermediate beam upper cover plate 13 and articulated beam upper cover plate 23 butt weld are 90 ° of direct mouths in angle, articulated beam upper cover plate 23 and draw beam upper cover plate 33 butt weld are 90 ° of direct mouths in angle, articulated beam lower cover 24 and intermediate beam lower cover 14 butt weld are 90 ° of direct mouths in angle (as shown in Figure 6), intermediate beam lower cover 14 and draw beam lower cover 37 butt weld are 90 ° of direct mouths in angle (as shown in Figure 7).And then make intermediate beam 10 and articulated beam 20, between articulated beam 20 and draw beam 30, the weld seam of each web and web, upper cover plate and upper cover plate, lower cover and lower cover mating interface is not all interspersed at same section.
In above-described embodiment, as shown in Figure 7, outer end lateral wall near each draw beam web 31,32 is fixed with a front draft lug 36 and rear draft lug 37 respectively, car body is connected with coupler and draft gear with rear draft lug 37 by front draft lug 36, for bearing the tractive force or compressive force (central sill is the vitals of lorry body, and it mainly has the function of power transmission and carrying) that transmit car body.Be connected with a body center plate 38 in the bottom of draw beam lower cover 35, car body connects bogie truck by body center plate 38, for the vertical carrying and the bearing force that transmit car body.
In above-described embodiment, intermediate beam web 11,12 all adopts cold bending tank steel to make, draw beam web 31,32 adopts second shaped steel to be processed into, and intermediate beam upper cover plate 13, draw beam upper cover plate 33, intermediate beam lower cover 14, draw beam lower cover 35 and intermediate beam dividing plate 15 all adopt steel plate to be processed into.
In above-described embodiment, articulated beam upper cover plate 23, articulated beam lower cover 24, lower corner dividing plate 25, articulated beam web 21,22 and upper corner dividing plate 26 all adopt steel plate to be processed into.
The various embodiments described above are only for illustration of the utility model; wherein the structure, connection mode etc. of each parts all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement, all should not get rid of outside protection domain of the present utility model.
Claims (9)
1. a spliced railway truck central sill, it is characterized in that: it comprises two ends and is symmetrical set the spliced central sill body being divided into five sections, described central sill body comprises a straight intermediate beam, the two ends of described intermediate beam connect one section of acclivitous articulated beam respectively, and the upper end of articulated beam described in each connects the draw beam of a flat segments respectively;
Described intermediate beam is a box-structure, it comprises two intermediate beam webs of pair of parallel setting, described in two, the top of intermediate beam web is connected with an intermediate beam upper cover plate, bottom is connected with an intermediate beam lower cover, in the box-structure of described intermediate beam, being arranged at intervals with some central sill dividing plates for supporting along its length, being arranged at intervals with relatively some when fixing for loading vehicles and car body middle parts of tying up solid point at the top of intermediate beam web described in two along its length and fastening knot seat;
Articulated beam described in each is a gradual change box-structure, it comprises two articulated beam webs of pair of parallel setting, described in each, the shape of articulated beam web is Z-shaped, its lower end is connected with described intermediate beam web, the top of articulated beam web described in two is connected with an articulated beam upper cover plate, one end of described articulated beam upper cover plate connects described intermediate beam upper cover plate, the bottom of articulated beam web described in two is connected with an articulated beam lower cover, one end of described articulated beam lower cover connects described intermediate beam lower cover, in described articulated beam bottom, bending part is connected with a lower corner dividing plate, on described articulated beam top, bending part is connected with a upper corner dividing plate,
Draw beam described in each is a box-structure, it comprises two draw beam webs of pair of parallel setting, described in each, one end of draw beam web connects the upper end of articulated beam web described in each respectively, described in two, the top of draw beam web is connected with a draw beam upper cover plate, one end of described draw beam upper cover plate is connected with described articulated beam upper cover plate, is arranged at intervals with some when fixing for loading vehicles and ends of tying up solid point of car body along its length fastens knot seat at the top of draw beam web described in two; Described in two, the bottom of draw beam web is connected with a draw beam lower cover, and one end of described draw beam lower cover is connected with described articulated beam lower cover.
2. spliced railway truck central sill as claimed in claim 1, is characterized in that: described intermediate beam web, connection between described articulated beam web and described draw beam web are 45° angle mitre joint.
3. spliced railway truck central sill as claimed in claim 1, is characterized in that: described intermediate beam lower cover, connection between described articulated beam lower cover and described draw beam lower cover are 90 ° of direct mouths in angle.
4. spliced railway truck central sill as claimed in claim 1, is characterized in that: described intermediate beam upper cover plate and described articulated beam upper cover plate, and the connection between described articulated beam upper cover plate and described draw beam upper cover plate is 90 ° of direct mouths in angle.
5. spliced railway truck central sill as claimed in claim 1 or 2 or 3 or 4, it is characterized in that: described intermediate beam and described articulated beam, between described articulated beam and described draw beam, the weld seam of web described in each and web, described upper cover plate and upper cover plate, described lower cover and lower cover mating interface, is not all interspersed at same section.
6. spliced railway truck central sill as claimed in claim 1 or 2 or 3 or 4, it is characterized in that: described intermediate beam web all adopts cold bending tank steel to make, described draw beam web adopts second shaped steel to be processed into, and described intermediate beam upper cover plate, described draw beam upper cover plate, described intermediate beam lower cover, described draw beam upper cover plate and described intermediate beam dividing plate all adopt steel plate to be processed into.
7. spliced railway truck central sill as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described articulated beam upper cover plate, described articulated beam lower cover, described lower corner dividing plate, described articulated beam web and described upper corner dividing plate all adopt steel plate to be processed into.
8. spliced railway truck central sill as claimed in claim 5, is characterized in that: described articulated beam upper cover plate, described articulated beam lower cover, described lower corner dividing plate, described articulated beam web and described upper corner dividing plate all adopt steel plate to be processed into.
9. spliced railway truck central sill as claimed in claim 6, is characterized in that: described articulated beam upper cover plate, described articulated beam lower cover, described lower corner dividing plate, described articulated beam web and described upper corner dividing plate all adopt steel plate to be processed into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420681681.8U CN204250067U (en) | 2014-11-12 | 2014-11-12 | Spliced railway truck central sill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420681681.8U CN204250067U (en) | 2014-11-12 | 2014-11-12 | Spliced railway truck central sill |
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| Publication Number | Publication Date |
|---|---|
| CN204250067U true CN204250067U (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420681681.8U Active CN204250067U (en) | 2014-11-12 | 2014-11-12 | Spliced railway truck central sill |
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| Country | Link |
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| CN (1) | CN204250067U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104354711A (en) * | 2014-11-12 | 2015-02-18 | 南车二七车辆有限公司 | Splicing center sill for railway wagon |
| CN106585654A (en) * | 2016-12-01 | 2017-04-26 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle end underframe structure and rail vehicle with same |
-
2014
- 2014-11-12 CN CN201420681681.8U patent/CN204250067U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104354711A (en) * | 2014-11-12 | 2015-02-18 | 南车二七车辆有限公司 | Splicing center sill for railway wagon |
| CN106585654A (en) * | 2016-12-01 | 2017-04-26 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle end underframe structure and rail vehicle with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 100844 Beijing city Fengtai District Zhang Guozhuang No. 1 Patentee after: CRRC BEIJING ERQI VEHICLE Co.,Ltd. Address before: 100072 Beijing city Fengtai District Zhang Guozhuang No. 1 Patentee before: CSR Erqi Vehicle Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20160621 Address after: 100844 Beijing city Fengtai District Zhang Guozhuang No. 1 Patentee after: CRRC BEIJING ERQI VEHICLE Co.,Ltd. Patentee after: CHINA RAILWAY Corp. Address before: 100844 Beijing city Fengtai District Zhang Guozhuang No. 1 Patentee before: CRRC BEIJING ERQI VEHICLE Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190409 Address after: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Co-patentee after: CHINA RAILWAY Corp. Patentee after: CRRC QIQIHAR ROLLING STOCK Co.,Ltd. Address before: 100844 No. 1 Zhangguozhuang Jia, Fengtai District, Beijing Co-patentee before: CHINA RAILWAY Corp. Patentee before: CRRC BEIJING ERQI VEHICLE Co.,Ltd. |