CN211107432U - Secondary suspension mechanism for rail locomotive vehicle - Google Patents
Secondary suspension mechanism for rail locomotive vehicle Download PDFInfo
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- CN211107432U CN211107432U CN201922130092.6U CN201922130092U CN211107432U CN 211107432 U CN211107432 U CN 211107432U CN 201922130092 U CN201922130092 U CN 201922130092U CN 211107432 U CN211107432 U CN 211107432U
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Abstract
The utility model provides a rail locomotive is secondary suspension mechanism for vehicle, including spring seat of honour, secondary spring and spring seat down, the spring seat of honour welds on the framework as a part of framework, and the spring seat of honour top installation spring seat down, backstop under the spring seat of honour top installation, and the secondary spring is cup jointed to backstop outside down, and the one end and the adjustment pad contact of secondary spring are connected, and the other end is connected with spring seat of honour contact, and backstop on the spring seat of honour below fixed mounting, go up to keep off the position inside secondary spring, go up to keep off and be equipped with the backstop clearance down between the backstop. Rail locomotive is secondary suspension mechanism for vehicle, simple structure, all need not be equipped with vertical backstop structure alone on bogie and the automobile body, need not bolt-up non-maintaining moreover, reduced manufacturing, maintenance cost.
Description
Technical Field
The utility model belongs to rail rolling stock suspension system field especially relates to a rail rolling stock is with secondary suspension mechanism.
Background
The existing locomotive secondary suspension mechanism mainly comprises a secondary spring, an upper rubber pad, a lower rubber pad, a vertical stop on a bogie and a vertical stop on a locomotive body. The secondary springs are installed between the framework and the vehicle body in series through upper and lower rubber pads, the secondary vertical stop dogs are installed on the framework and the vehicle body through bolts, and each framework is provided with one vertical stop dog on each of the left and right cross beams. The upper and lower rubber pads are formed by assembling and welding steel and vulcanizing rubber, positioning pins are designed on the mounting surfaces of the upper and lower rubber pads in order to ensure the positioning of the rubber pads on the frame and the vehicle body, and the secondary vertical stop main body is composed of steel plates and rubber and is arranged on the frame and the vehicle body by bolts. The traditional secondary suspension mechanism has the following defects: 1, vertical stopping structures are independently arranged on a bogie and a vehicle body and are tightly screwed by bolts, so that the operation is complex, and the locomotive needs to be periodically disassembled, assembled and maintained during operation; 2. the structure is complex, the number of installation nodes is large, and problem points are easy to generate in the dismounting process; 3 the application is maintained and is needed to overhaul the part more, and the cost of overhaul is higher.
Disclosure of Invention
In view of this, the present invention provides a secondary suspension mechanism for a rail vehicle, which has a simple structure, low manufacturing and maintenance costs, and a stop gap that can be automatically changed.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a rail locomotive is secondary suspension mechanism for vehicle, includes spring upper seat, secondary spring and spring lower seat, and the spring lower seat welds on the framework as a part of framework, and spring lower seat top installation spring lower plate seat under the spring, backstop under the spring lower plate seat top installation, and the secondary spring is cup jointed to the backstop outside down, and the one end and the adjustment pad contact of secondary spring are connected, and the other end is connected with the spring upper seat contact, and backstop in the fixed mounting of spring upper seat below, top stop position are inside secondary spring, go up the backstop clearance with be equipped with down between the backstop.
Further, the outside of the lower spring limiting table is sleeved with an installation reference pad and an adjusting pad, the adjusting pad is installed above the installation reference pad, and the lower part of the installation reference pad is fixedly connected to the lower spring plate seat.
Furthermore, the lower stop catch top and the upper stop catch top are both provided with anti-collision catches.
Furthermore, a rubber pad is arranged above the spring upper seat.
Furthermore, a spring upper limiting table is fixedly installed below the spring upper seat, an upper stop is sleeved inside the spring upper limiting table, and a secondary spring is sleeved outside the spring upper limiting table.
Furthermore, a lower spring limiting table is installed above the lower spring plate seat, a lower stop is sleeved inside the lower spring limiting table, the lower stop is of a hollow cylindrical structure, and the lower spring limiting table is of a circular ring structure.
Compared with the prior art, rail locomotive is with secondary suspension mechanism have following advantage:
(1) rail locomotive is secondary suspension mechanism for vehicle, simple structure, all need not be equipped with vertical backstop structure alone on bogie and the automobile body, need not bolt-up non-maintaining moreover, reduced manufacturing, maintenance cost.
(2) Railway locomotive is with two suspension devices, the spring seat down welds on the framework as a part of framework, the spring seat down also is the bogie part of two vertical backstops simultaneously, two are rubber 1 and put in the spring seat, the spring seat also is as the automobile body part of two vertical backstops, only with upper and lower spring holder as two vertical backstops, the backstop clearance does not need the adjustment moreover, change along with the compression altitude variation of spring, the automatic change in backstop clearance has been realized, thereby the cost is reduced.
(3) Rail locomotive is with secondary suspension mechanism, each spare part design simple structure, the installation node is few to adopt the integrative structural style of spring holder and backstop, make processing and dismouting manufacturability good.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a sectional view of a secondary suspension mechanism for a rail vehicle according to an embodiment of the present invention;
fig. 2 is a front view of a secondary suspension mechanism for a rail vehicle according to an embodiment of the present invention.
Description of reference numerals:
1-rubber pad; 2-spring upper seat; 3-secondary spring; 4-a lower spring seat; 5-an upper spring limiting table; 6-upper stop; 7-lower stop; 8-anti-collision baffle; 9-a lower spring limiting table; 10-a spring lower plate seat; 11-mounting a reference pad; 12-a conditioning pad; 13-stop gap.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
A secondary suspension mechanism for a rail locomotive vehicle comprises a rubber pad 1, an upper spring seat 2, a secondary spring 3, a lower spring seat 4, an upper spring limiting platform 5, an upper stopper 6, a lower stopper 7, an anti-collision stopper 8, a lower spring limiting platform 9, a lower spring plate seat 10, a mounting reference pad 11 and an adjusting pad 12, wherein the lower spring seat 4 is used as one part of a framework and welded on the framework, meanwhile, the lower spring seat 4 is also used as a bogie part of a secondary vertical stopper, the lower spring seat 10 is mounted above the lower spring seat 4, the lower spring seat 10 is provided with the lower stopper 7 and the lower spring limiting platform 9, the lower stopper 7 is of a hollow cylindrical structure, the lower spring limiting platform 9 is of a circular ring structure, and the lower stopper 7 is sleeved with the lower spring limiting platform 9;
the outside of the lower spring limiting platform 9 is sleeved with a secondary spring 3, one end of the secondary spring 3 is in contact connection with an adjusting pad 12, the other end of the secondary spring is in contact connection with an upper spring seat 2, an upper stop 6 and an upper spring limiting platform 5 are fixedly installed below the upper spring seat 2, the upper stop 6 is sequentially sleeved with the upper spring limiting platform 5 and the secondary spring 3 from inside to outside, and a stop gap 13 is arranged between the upper stop 6 and a lower stop 8. The secondary suspension mechanism is simple in structure, vertical stopping structures do not need to be arranged on a bogie and a vehicle body independently, the lower spring seat 4 serves as one part of a framework and is welded on the framework, meanwhile, the lower spring seat 4 is also a bogie part of a secondary vertical stopping structure, the rubber pad 1 is placed in the upper spring seat 2, the upper spring seat 2 serves as a vehicle body part of the secondary vertical stopping structure, only the lower spring seat 4 and the upper spring seat 2 serve as the secondary vertical stopping structure, the stopping gap 13 does not need to be adjusted, and the stopping gap is changed along with the change of the compression height of the spring.
The outside of the lower spring limiting table 9 is sleeved with an installation reference pad 11 and an adjusting pad 12, the adjusting pad 12 is installed above the installation reference pad 11, and the lower part of the installation reference pad 11 is fixedly connected to the lower spring plate seat 10.
A rubber pad 1 is arranged above the upper spring seat 2, has a buffering effect, and effectively protects the secondary suspension mechanism when a heavy object is pressed down.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A secondary suspension mechanism for rail locomotive vehicles is characterized in that: the spring lower seat is welded on the framework as one part of the framework, a spring lower plate seat is installed above the spring lower seat, a lower stop is installed above the spring lower plate seat, the second spring is sleeved outside the lower stop, one end of the second spring is in contact connection with the adjusting pad, the other end of the second spring is in contact connection with the spring upper seat, an upper stop is fixedly installed below the spring upper seat, the upper stop is located inside the second spring, and a stop gap is formed between the upper stop and the lower stop.
2. The secondary suspension mechanism for a rail locomotive vehicle according to claim 1, wherein: the outside of the lower limiting table of the spring is sleeved with an installation reference pad and an adjusting pad, the adjusting pad is installed above the installation reference pad, and the lower part of the installation reference pad is fixedly connected to the lower plate seat of the spring.
3. The secondary suspension mechanism for a rail locomotive vehicle according to claim 1, wherein: the top of the lower stop catch and the top of the upper stop catch are both provided with anti-collision catches.
4. The secondary suspension mechanism for a rail locomotive vehicle according to claim 1, wherein: and a rubber pad is arranged above the upper spring seat.
5. The secondary suspension mechanism for a rail locomotive vehicle according to claim 1, wherein: an upper spring limiting table is fixedly installed below the upper spring seat, an upper stop is sleeved inside the upper spring limiting table, and a secondary spring is sleeved outside the upper spring limiting table.
6. The secondary suspension mechanism for a rail locomotive vehicle according to claim 1, wherein: the spring lower limiting table is installed above the spring lower plate seat, a lower stop is sleeved inside the spring lower limiting table and is of a hollow cylindrical structure, and the spring lower limiting table is of a circular ring structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922130092.6U CN211107432U (en) | 2019-11-29 | 2019-11-29 | Secondary suspension mechanism for rail locomotive vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922130092.6U CN211107432U (en) | 2019-11-29 | 2019-11-29 | Secondary suspension mechanism for rail locomotive vehicle |
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| Publication Number | Publication Date |
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| CN211107432U true CN211107432U (en) | 2020-07-28 |
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| CN201922130092.6U Active CN211107432U (en) | 2019-11-29 | 2019-11-29 | Secondary suspension mechanism for rail locomotive vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110758439A (en) * | 2019-11-29 | 2020-02-07 | 天津电力机车有限公司 | Secondary suspension mechanism for rail locomotive vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110758439A (en) * | 2019-11-29 | 2020-02-07 | 天津电力机车有限公司 | Secondary suspension mechanism for rail locomotive vehicle |
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