CN103661471A - Wagon bogie framework and braking hanging base thereof - Google Patents
Wagon bogie framework and braking hanging base thereof Download PDFInfo
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- CN103661471A CN103661471A CN201310681931.8A CN201310681931A CN103661471A CN 103661471 A CN103661471 A CN 103661471A CN 201310681931 A CN201310681931 A CN 201310681931A CN 103661471 A CN103661471 A CN 103661471A
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- braking
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Abstract
The invention provides a wagon bogie framework and a braking hanging base thereof. According to the wagon bogie framework, it can be guaranteed that the hanging point heights of the same position of the braking hanging base are uniform and the assembling precision can be improved. The wagon bogie framework comprises two cross beams which are arranged in parallel. The braking hanging base comprises two single hanging base bodies and arc-shaped base plates connected with the cross beams, the two single hanging base bodies and the arc-shaped base plates are integrally formed in a casting mode and the two single hanging base bodies are arranged on the outer arc faces of the arc-shaped base plates in parallel. According to the wagon bogie framework, the two single hanging base bodies and the arc-shaped base plates are integrally formed in the casting mode, the single hanging base bodies are connected with the cross beams of the framework through the arc-shaped base plates, the whole braking base is of an integrated structure through casting, and therefore the heights of all hanging points of the braking hanging base can be guaranteed; moreover, the braking hanging base has no weld seam, let alone the problem of welding deformation, therefore, the structural reliability of the braking hanging base is effectively guaranteed and the assembling precision is improved.
Description
Technical field
The present invention relates to railway truck technical field, particularly relate to a kind of braking flap seat of railway freight car bogie framework.The invention still further relates to a kind of railway freight car bogie framework with above-mentioned braking flap seat.
Background technology
At present, railway goods train bogie often adopts welded frame formula bogie truck, brake unit is arranged on the braking flap seat of framework.
For making brake unit maintenance level, the hitch point height to the top of rail of the same position of requirement braking flap seat should be identical, or the error existing is as much as possible little, otherwise can make brake unit occur facing upward head, the phenomenon of nodding or turn on one's side because of the partial of brake unit center-of-gravity position, cause brake shoe to occur eccentric wear, and, when, loaded vehicle operating mode empty at railway truck transforms, also therefore jam between brake shoe and brake disc, finally causes braking failure.
Please refer to Fig. 1, Fig. 1 is the structural representation of existing a kind of conventional braking flap seat.
As shown in the figure, this braking flap seat is divided casting structure, comprise two single flap seats 1 ', although its structure is succinct, but in order to guarantee the height of each hitch point, increased the difficulty of assembly welding, and, the effective stressed fusion length of single flap seat 1 ' is little, has reduced the fatigue reliability of single flap seat 1 ' and crossbeam 2 ' connecting portion.
The braking flap seat that existing another kind is conventional is sheet material assembly welding integrative-structure, the weld seam of this kind of braking flap seat is more, welding deformation is large, cause each hitch point position or highly control difficulty large, and, because weld seam is more, this braking flap seat self fatigue reliability is lower, moreover, the braking flap seat of this kind of structure, between two single flap seat, there is no space, bring difficulty to the layout of other structures of framework.
Therefore, how designing a kind of railway freight car bogie framework and braking flap seat thereof, can improve assembly precision, is the current technical issues that need to address of those skilled in the art.
Summary of the invention
The braking flap seat that the object of this invention is to provide a kind of railway freight car bogie framework, can guarantee that the hitch point height of same position is consistent, improves assembly precision.
Another object of the present invention is to provide a kind of railway freight car bogie framework, can improve the fatigue reliability of welding, and the assembly precision that makes to brake flap seat is higher.
For solving the problems of the technologies described above, the invention provides a kind of braking flap seat of railway freight car bogie framework, described railway freight car bogie framework comprises two crossbeams that be arranged in parallel, described braking flap seat comprises two single flap seats and the arc seat board being connected with described crossbeam, single flap seat and the moulding of described arc seat board integrally casting described in two, and described in two, single flap seat is set in parallel in the extrados of described arc seat board.
Braking flap seat of the present invention, by two single flap seats and the moulding of arc seat board integrally casting, thereby by arc seat board, braking flap seat is connected with the crossbeam of framework, due to the integral structure of whole braking flap seat for casting formation, compare with the braking flap seat of divided casting structure in background technology, can guarantee to brake the height of each hitch point of flap seat, reduce assembly welding difficulty, thereby improve assembly precision; Compare with the braking flap seat of assembly welding integrative-structure in background technology, there is not weld seam in braking flap seat itself, certainly with regard to there not being the problem of welding deformation, not only can improve the fatigue reliability of self yet, can also control the position of each hitch point well, thereby improve assembly precision.
Preferably, described single flap seat comprises arm, hanger and Holder for hanging household utensiles, and described hanger is located at the lower end of described arm head, and described Holder for hanging household utensiles is located at the lower end of described arm afterbody, and the tail end of described arm is connected with the extrados of described arc seat board.
Preferably, described hanger is two, along the length direction of described arm, be arranged in parallel.
Preferably, the middle part of described arc seat board is provided with through hole.
Can through hole be set at the middle part of arc seat board, thereby the connecting portion of arc seat board and crossbeam not only comprises the neighboring of arc seat board, also comprises the periphery of through hole, has effectively increased the connecting length of arc seat board and crossbeam,
Preferably, described through hole is rectangular or circular.
The present invention also provides a kind of railway freight car bogie framework, comprise two lateral beams that be arranged in parallel, described in two, between lateral beams, be installed with two crossbeams that be arranged in parallel, described in two, on crossbeam, be installed with respectively braking flap seat, described braking flap seat is the braking flap seat of the railway freight car bogie framework described in above-mentioned any one.
Because railway freight car bogie framework of the present invention has the braking flap seat of the railway freight car bogie framework described in above-mentioned any one, therefore the technique effect that the braking flap seat of the railway freight car bogie framework described in above-mentioned any one produces is all applicable to railway freight car bogie framework of the present invention, repeats no more herein.
Preferably, described braking flap seat is by described arc seat board and described beam welding.
Braking flap seat can pass through arc seat board and beam welding, brake load on each arm is born by the weld seam of whole arc seat board and crossbeam, compare with the welding of crossbeam with single flap seat in background technology, effectively increased strength weld length, improve weld seam strained condition, improved the solder joint fatigue reliability of framework.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing a kind of conventional braking flap seat;
Fig. 2 is that the axle of a kind of specific embodiment of braking flap seat provided by the present invention measures intention;
Fig. 3 is that the axle of braking another angle of flap seat shown in Fig. 2 measures intention;
Fig. 4 brakes the front elevation of flap seat shown in Fig. 2;
Fig. 5 brakes the birds-eye view of flap seat shown in Fig. 4;
Fig. 6 brakes the left view of flap seat shown in Fig. 4.
In Fig. 1:
1 ' single flap seat, 2 ' crossbeam
In Fig. 2-6:
10 single flap seats, 11 arms, 12 hangers, 13 Holder for hanging household utensiles, 20 arc seat boards, 21 through holes.
The specific embodiment
Core of the present invention is to provide a kind of braking flap seat of railway freight car bogie framework, can guarantee that the hitch point height of same position is consistent, improves assembly precision.
Another core of the present invention is to provide a kind of railway freight car bogie framework, can improve the fatigue reliability of welding, and the assembly precision that makes to brake flap seat is higher.
In order to make those skilled in the art person understand better the present invention program, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.For ease of understanding and describing succinctly, below, in conjunction with railway freight car bogie framework and the explanation of braking flap seat thereof, beneficial effect no longer repeats to discuss.
In a kind of specific embodiment, railway freight car bogie framework of the present invention comprises two lateral beams that be arranged in parallel, is installed with two crossbeams that be arranged in parallel described in two between lateral beams, is installed with respectively braking flap seat described in two on crossbeam.Described braking flap seat is used for installing brake unit, by brake unit, realizes the braking to railway truck.
Please refer to Fig. 2-3, Fig. 2 is that the axle of a kind of specific embodiment of braking flap seat provided by the present invention measures intention; Fig. 3 is that the axle of braking another angle of flap seat shown in Fig. 2 measures intention.
In a kind of specific embodiment, the braking flap seat of railway freight car bogie framework of the present invention comprises two single flap seats 10 and arc seat board 20, wherein, two single flap seats 10 are set in parallel in the extrados of arc seat board 20, arc seat board 20 is connected with the crossbeam of railway freight car bogie framework, and, two single flap seats 10 and the 20 integrally casting moulding of arc seat board, that is to say, braking flap seat is one piece casting type structure.
Here the extrados that it is pointed out that above-mentioned arc seat board 20 refers to the one side that arc seat board 20 does not contact with crossbeam.
Due to the integral structure of whole braking flap seat for casting formation, the height of its hitch point can be guaranteed by processing, compare with the braking flap seat of divided casting structure in background technology, reduced assembly welding difficulty, and braking flap seat is connected with crossbeam by whole arc seat board 20, compares with the structure that single flap seat is connected with crossbeam, increase the effective connecting length between braking flap seat and crossbeam, improved the fatigue reliability of braking flap seat and crossbeam connecting portion; Compare with the braking flap seat of assembly welding integrative-structure in background technology, itself there is not weld seam in the braking flap seat of one piece casting type structure, naturally also just not there is not the problem of the many and welding deformation of weld seam, thereby the position of each hitch point is easily controlled, the fatigue reliability of self not only can be improved, also assembly precision can be improved.
Please also refer to Fig. 4-6; Fig. 4 brakes the front elevation of flap seat shown in Fig. 2; Fig. 5 brakes the birds-eye view of flap seat shown in Fig. 4; Fig. 6 brakes the left view of flap seat shown in Fig. 4.
In specific embodiment, described single flap seat 10 comprises arm 11, hanger 12 and Holder for hanging household utensiles 13, and wherein, hanger 12 is located at the lower end of arm 11 heads, and Holder for hanging household utensiles 13 is located at the lower end of arm 11 afterbodys, and the tail end of arm 11 is connected with the extrados of arc seat board 20.
Wherein, hanger 12 and Holder for hanging household utensiles 13 are equipped with mounting hole, the hanger 12 of two arm 11 heads and the Holder for hanging household utensiles of afterbody 13 form the sling point that brake unit is installed, brake unit is installed on railway freight car bogie framework by described sling point, the location arrangements of described sling point can be disperseed braking force and the self gravitation of brake unit, improves the reliability of connecting portion between braking flap seat and crossbeam.
Particularly, the hanger 12 of each single flap seat 10 can be made as two, be arranged in parallel, as shown in Figure 4 along the length direction of the arm 11 of single flap seat 10.So can strengthen the reliability that brake unit is connected with braking flap seat.
Certainly, if the hanger of each single flap seat 10 12 is set to three, be also feasible above, just so increased the complexity of braking flap seat processing, and two hangers 12 enough guarantee the reliability that brake unit is connected with braking flap seat.
Obviously, in order to guarantee the conformability of hitch point height, the line of centers of the mounting hole of the hanger 12 of each single flap seat 10 should overlap, as shown in Figure 4.
Realize for convenience above-mentioned purpose, the head of arm 11 can be provided with horizontal segment, and its lower surface is horizontal, and this kind of setting is also convenient to guarantee that the suspension height of mounting hole of two single flap seat 10 hangers 12 is consistent.
Certainly, when actual setting, the head of arm 11 also can not arrange horizontal segment, if can guarantee arm 11 head hangers 12 mounting hole suspension height unanimously.Just adopt this kind of mode, if when single flap seat 10 is provided with a plurality of hanger 12, the vertical length of each hanger 12 differs, thereby strained condition differs.
Braking flap seat of the present invention is connected with the crossbeam of railway freight car bogie framework by arc seat board 20, particularly, can connect by the mode of welding, not only easy but also reliable.
Because braking flap seat is by the beam welding of arc seat board 20 and railway freight car bogie framework, so the brake load on each arm 11 is born by whole arc seat board 20 and the weld seam of crossbeam, compare with the welding of crossbeam with single flap seat in background technology, effectively increased strength weld length, improve weld seam strained condition, improved the solder joint fatigue reliability of railway freight car bogie framework.
On the basis of the above, through hole 21 can also be set at the middle part of arc seat board 20, the periphery of this through hole 21 also with beam welding, thereby the weld of arc seat board 20 and crossbeam not only comprises the neighboring of arc seat board 20, also the periphery that comprises through hole 21, further increase strength weld length, made the strained condition of weld seam obtain better improvement, more improved the fatigue reliability of attachment weld.
Certainly, when actual setting, the middle part that through hole 21 is not arranged on arc seat board 20 is also feasible, just so, the discontinuity of the attachment weld of arc seat board 20 and crossbeam, the service life that can reduce unavoidably braking flap seat, compare, the former is preferred version.
Wherein, described through hole 21 can be rectangular opening or circular port (structure when through hole 21 is rectangular opening has been shown in Fig. 6), and both are all convenient to processing.
Should be appreciated that the arcuate structure due to arc seat board 20, described rectangular opening or described circular port can not be proper rectangle or circle.
When through hole 21 is made as to rectangular opening, the position at its four angles can be set to arc, to avoid the stress at this position to concentrate.
Should be appreciated that it is also feasible that described through hole 21 is set to other shapes, as structures such as ellipses, all can reach the object of above-mentioned enhancing attachment weld fatigue reliability.
Above railway freight car bogie framework provided by the present invention and braking flap seat thereof are all described in detail.Applied specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.
Claims (7)
1. the braking flap seat of a railway freight car bogie framework, described railway freight car bogie framework comprises two crossbeams that be arranged in parallel, it is characterized in that, described braking flap seat comprises two single flap seats (10) and the arc seat board (20) being connected with described crossbeam, single flap seat (10) and described arc seat board (20) integrally casting moulding described in two, and described in two, single flap seat (10) is set in parallel in the extrados of described arc seat board (20).
2. the braking flap seat of railway freight car bogie framework as claimed in claim 1, it is characterized in that, described single flap seat (10) comprises arm (11), hanger (12) and Holder for hanging household utensiles (13), described hanger (12) is located at the lower end of described arm (11) head, described Holder for hanging household utensiles (13) is located at the lower end of described arm (11) afterbody, and the tail end of described arm (11) is connected with the extrados of described arc seat board (20).
3. the braking flap seat of railway freight car bogie framework as claimed in claim 2, is characterized in that, described hanger (12) is two, along the length direction of described arm (11), be arranged in parallel.
4. the braking flap seat of railway freight car bogie framework as described in claims 1 to 3 any one, is characterized in that, the middle part of described arc seat board (20) is provided with through hole (21).
5. the braking flap seat of railway freight car bogie framework as claimed in claim 4, is characterized in that, described through hole (21) is rectangular or circular.
6. a railway freight car bogie framework, comprise two lateral beams that be arranged in parallel, described in two, between lateral beams, be installed with two crossbeams that be arranged in parallel, described in two, on crossbeam, be installed with respectively braking flap seat, it is characterized in that, described braking flap seat is the braking flap seat of the railway freight car bogie framework described in claim 1 to 5 any one.
7. railway freight car bogie framework as claimed in claim 6, is characterized in that, described braking flap seat is by described arc seat board (20) and described beam welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310681931.8A CN103661471A (en) | 2013-12-13 | 2013-12-13 | Wagon bogie framework and braking hanging base thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310681931.8A CN103661471A (en) | 2013-12-13 | 2013-12-13 | Wagon bogie framework and braking hanging base thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103661471A true CN103661471A (en) | 2014-03-26 |
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ID=50300566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310681931.8A Pending CN103661471A (en) | 2013-12-13 | 2013-12-13 | Wagon bogie framework and braking hanging base thereof |
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| Country | Link |
|---|---|
| CN (1) | CN103661471A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104875768A (en) * | 2015-05-28 | 2015-09-02 | 南车二七车辆有限公司 | Railway vehicle bogie braking hanging bracket adopting compact braking clamp unit |
| CN104986172A (en) * | 2015-06-05 | 2015-10-21 | 广州电力机车有限公司 | Trailer bogie |
| CN113849911A (en) * | 2021-09-26 | 2021-12-28 | 重庆长安汽车股份有限公司 | Rapid analysis and evaluation method for arrangement of hanging points of exhaust system |
| CN114111504A (en) * | 2021-11-04 | 2022-03-01 | 中车南京浦镇车辆有限公司 | End beam motor hanging seat installation and detection integrated device and installation and detection method |
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| US2465823A (en) * | 1945-02-16 | 1949-03-29 | American Steel Foundries | Rotor brake |
| DE29613732U1 (en) * | 1995-09-07 | 1996-09-26 | Jenbacher Energiesysteme AG, Jenbach | Disc brake, in particular for rail vehicles |
| CN201116125Y (en) * | 2007-11-02 | 2008-09-17 | 长春轨道客车股份有限公司 | Truck frame |
| CN201189870Y (en) * | 2008-08-15 | 2009-02-04 | 铁道部运输局 | Power bogie |
| CN202624261U (en) * | 2012-04-24 | 2012-12-26 | 南车南京浦镇车辆有限公司 | Traction-brake one-piece mounting base for bogie |
| CN202783226U (en) * | 2012-07-20 | 2013-03-13 | 长春轨道客车股份有限公司 | B-type subway axle-disc braking trailer bogie |
| CN203593002U (en) * | 2013-12-13 | 2014-05-14 | 齐齐哈尔轨道交通装备有限责任公司 | Truck frame of railway freight car and brake suspension base thereof |
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2013
- 2013-12-13 CN CN201310681931.8A patent/CN103661471A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2465823A (en) * | 1945-02-16 | 1949-03-29 | American Steel Foundries | Rotor brake |
| DE29613732U1 (en) * | 1995-09-07 | 1996-09-26 | Jenbacher Energiesysteme AG, Jenbach | Disc brake, in particular for rail vehicles |
| CN201116125Y (en) * | 2007-11-02 | 2008-09-17 | 长春轨道客车股份有限公司 | Truck frame |
| CN201189870Y (en) * | 2008-08-15 | 2009-02-04 | 铁道部运输局 | Power bogie |
| CN202624261U (en) * | 2012-04-24 | 2012-12-26 | 南车南京浦镇车辆有限公司 | Traction-brake one-piece mounting base for bogie |
| CN202783226U (en) * | 2012-07-20 | 2013-03-13 | 长春轨道客车股份有限公司 | B-type subway axle-disc braking trailer bogie |
| CN203593002U (en) * | 2013-12-13 | 2014-05-14 | 齐齐哈尔轨道交通装备有限责任公司 | Truck frame of railway freight car and brake suspension base thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104875768A (en) * | 2015-05-28 | 2015-09-02 | 南车二七车辆有限公司 | Railway vehicle bogie braking hanging bracket adopting compact braking clamp unit |
| CN104986172A (en) * | 2015-06-05 | 2015-10-21 | 广州电力机车有限公司 | Trailer bogie |
| CN104986172B (en) * | 2015-06-05 | 2017-08-29 | 广州电力机车有限公司 | A kind of trailer bogie |
| CN113849911A (en) * | 2021-09-26 | 2021-12-28 | 重庆长安汽车股份有限公司 | Rapid analysis and evaluation method for arrangement of hanging points of exhaust system |
| CN114111504A (en) * | 2021-11-04 | 2022-03-01 | 中车南京浦镇车辆有限公司 | End beam motor hanging seat installation and detection integrated device and installation and detection method |
| CN114111504B (en) * | 2021-11-04 | 2024-05-28 | 中车南京浦镇车辆有限公司 | Integrated installation and detection device and installation and detection method for end beam motor hanging seat |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160222 Address after: 100036 Fuxing Road, Beijing, Haidian District, No. 10 Applicant after: CHINA RAILWAY CORPORATION Applicant after: CRRC QIQIHAR VEHICLE CO., LTD. Address before: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Applicant before: Qiqihar Rail Traffic Equipment Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140326 |
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| RJ01 | Rejection of invention patent application after publication |