CN213676684U - Train bogie with shock-absorbing structure - Google Patents
Train bogie with shock-absorbing structure Download PDFInfo
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- CN213676684U CN213676684U CN202022608431.XU CN202022608431U CN213676684U CN 213676684 U CN213676684 U CN 213676684U CN 202022608431 U CN202022608431 U CN 202022608431U CN 213676684 U CN213676684 U CN 213676684U
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- train bogie
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- 238000013016 damping Methods 0.000 claims abstract description 47
- 230000035939 shock Effects 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims abstract 4
- 230000002787 reinforcement Effects 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 description 7
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
本实用新型涉及一种列车转向架，尤其为一种具有减震结构的列车转向架，包括一对并行的构架，两个构架的前后两端均转动连接有轮对，两个构架上靠近左右两个轮对的位置均开设有安装槽，安装槽的上下两槽壁上均固定有主减震弹簧，上下两个主减震弹簧之间固定有横梁，横梁的数量为两根，且两个构架之间的中部位置还设置有减震机构。本实用新型通过将传统的一根横梁改进为两根并列的横梁，将每一根横梁的两端均设置主减震弹簧，使得整体的减震性能更佳，同时利用减震机构，提高了转向架中部位置的各个机械部件的抗震性能，解决了如今的列车转向架，本身的减震性能较差，无法有效地消除运行时震动产生的损害的问题。
The utility model relates to a train bogie, in particular to a train bogie with a shock absorbing structure, which comprises a pair of parallel frames. Wheel pairs are rotatably connected to the front and rear ends of the two frames. The positions of the two wheel sets are provided with installation grooves. The upper and lower groove walls of the installation grooves are fixed with main shock-absorbing springs, and a beam is fixed between the upper and lower main shock-absorbing springs. The number of beams is two, and the two A shock absorbing mechanism is also provided in the middle position between the frames. The utility model improves the overall shock absorption performance by improving the traditional one beam into two parallel beams, and the two ends of each beam are provided with main damping springs, so that the overall shock absorption performance is better. The seismic performance of each mechanical component in the middle of the bogie solves the problem that today's train bogies have poor shock absorption performance and cannot effectively eliminate the damage caused by vibration during operation.
Description
Technical Field
The utility model relates to a train bogie, especially a train bogie with shock-absorbing structure.
Background
Train bogie is one of the most important parts in rail vehicle structure, has) support the automobile body, bear and transmit various loads and acting forces from the automobile body to the wheels or from the wheel rail to the automobile body, and make the axle load evenly distributed, increase the important effect such as vehicle load, because the train is in the long-distance operation process, the bogie can take place jolt and shake constantly, and each part of bogie connects comparatively rigidly, long-time shake, if can't effectively damp, can lead to the metal fatigue of each part, reduce the life of whole bogie and increase the probability that the accident appears, present train bogie, the damping performance of itself is relatively poor, can't eliminate the damage that the shake produced during operation effectively, in view of this, we propose a train bogie with shock-absorbing structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is through proposing a train bogie with shock-absorbing structure to solve the defect that proposes in the above-mentioned background art.
The utility model adopts the technical scheme as follows: including a pair of parallel framework, two both ends are all rotated around the framework and are connected with the wheel pair, two be close to on the framework about two the mounting groove has all been seted up to the position of wheel pair, all be fixed with main damping spring on the upper and lower two cell walls of mounting groove, two from top to bottom be fixed with the crossbeam between the main damping spring, the quantity of crossbeam is two, and two middle part position between the framework still is provided with damper.
As an optimal technical solution of the utility model: the damping mechanism comprises two parallel cross beams, fixed beams are fixed between the two cross beams and close to the front end and the rear end of the framework, and a hollow quadrilateral support is formed between the two cross beams and the two fixed beams.
As an optimal technical solution of the utility model: the crossbeam is close to the fixed beam position is fixed with inferior damping spring, four inferior damping spring's top is fixed with the roof, the roof intermediate position of roof installs the tractor.
As an optimal technical solution of the utility model: the crossbeam is close to two wall departments all are fixed with main restriction post about main damping spring's one end, main restriction post passes corresponding main damping spring, just two upper and lower walls of framework with the through-hole has all been seted up to the corresponding position of main restriction post, main restriction post passes main damping spring's one end inlay locate in the through-hole and with sliding connection between the pore wall of through-hole.
As an optimal technical solution of the utility model: the crossbeam is close to fixed beam position is fixed with time restriction post, time restriction post is located time damping spring middle part position and passes the roof, just time restriction post passes be fixed with the restriction piece on the roof of roof one end.
As an optimal technical solution of the utility model: the top walls of the two fixed beams are fixed with supporting plates through a plurality of bolts, the top walls of the supporting plates are provided with air bags, and the top walls of the air bags are abutted to the bottom wall of the top plate.
As an optimal technical solution of the utility model: and reinforcing beams are fixed between the two frameworks at positions close to the front end and the rear end through bolts.
The utility model discloses a with a traditional crossbeam improve for two crossbeams that parallel, all set up main damping spring with the both ends of each crossbeam for holistic damping performance is better, utilizes damper simultaneously, has improved the anti-seismic performance of each mechanical parts of bogie middle part position, has solved present train bogie, and damping performance itself is relatively poor, can't eliminate the problem of the harm that vibrations produced when moving effectively.
Drawings
Fig. 1 is a schematic overall structure diagram of the preferred embodiment of the present invention;
FIG. 2 is a front view of the preferred embodiment of the present invention;
FIG. 3 is a schematic structural view of a shock absorbing mechanism according to a preferred embodiment of the present invention;
FIG. 4 is a front view of a shock absorbing mechanism in a preferred embodiment of the present invention;
fig. 5 is a schematic view of a connection structure of a cross beam and a fixed beam in a preferred embodiment of the present invention.
The reference numbers illustrate:
the frame 1, the wheel pair 2, the mounting groove 21, the main damping spring 211, the through hole 212, the cross beam 3, the fixed beam 31, the supporting plate 311, the air bag 312, the secondary damping spring 32, the secondary limiting column 321, the limiting block 322, the top plate 33, the main limiting column 34, the reinforcing beam 4 and the tractor 5.
Detailed Description
It should be noted that, in the present application, features of embodiments and embodiments can be combined with each other without conflict, and the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 5, a preferred embodiment of the present invention provides a train bogie with a shock-absorbing structure, including a pair of parallel frames 1, characterized in that: the front end and the rear end of the two frameworks 1 are rotatably connected with wheel sets 2, the mounting grooves 21 are formed in the positions, close to the left wheel set 2 and the right wheel set 2, of the two frameworks 1, main damping springs 211 are fixed on the upper groove wall and the lower groove wall of each mounting groove 21, cross beams 3 are fixed between the upper main damping spring 211 and the lower main damping spring 211, the number of the cross beams 3 is two, and damping mechanisms are further arranged in the middle positions between the two frameworks 1.
In this embodiment, the single beam 3 is improved to be a structure with two parallel beams 3, so that the vibration generated in the operation process of the bogie can be dispersed more uniformly, and the overall stability of the whole bogie is improved.
Further, the damping mechanism comprises two parallel cross beams 3, fixed beams 31 are fixed between the two cross beams 3 and close to the front end and the rear end of the framework 1, and a hollow quadrilateral support is formed between the two cross beams 3 and the two fixed beams 31; fixed beam 31 is used for consolidating two crossbeams 3 for the whole more firm of bogie, simultaneously in the hollow region that crossbeam 3 and fixed beam 31 constitute, install a plurality of bogie component picture and show in the figure, this is the required necessary part of bogie normal operating, nevertheless the utility model discloses a do not relate to the improvement to these parts, so do not give unnecessary details.
Further, secondary damping springs 32 are fixed on the positions, close to the fixed beam 31, of the cross beam 3, top plates 33 are fixed at the top ends of the four secondary damping springs 32, and a tractor 5 is installed in the middle of the top wall of each top plate 33; the secondary damping spring 32 is used for providing an effective damping effect for the middle part of the bogie, so that the vibration generated in the running process of the train can be released more uniformly, the damage of vibration and jolt to each mechanical part in the bogie is reduced, and the service life is prolonged.
Furthermore, main limiting columns 34 are fixed on the upper wall and the lower wall of one end, close to the main damping spring 211, of the cross beam 3, the main limiting columns 34 penetrate through the corresponding main damping springs 211, through holes 212 are formed in the positions, corresponding to the main limiting columns 34, of the upper wall and the lower wall of the framework 1, and one end, penetrating through the main damping springs 211, of each main limiting column 34 is embedded in the corresponding through hole 212 and is in sliding connection with the hole wall of the corresponding through hole 212; in order to prevent the main damping spring 211 from deviating and twisting in the long-term vibration process and further cause the cross beam 3 to swing to a large extent, the cross beam 3 and the main damping spring 211 are limited by the main limiting column 34, and the overall stability and the shock resistance are ensured.
Further, a secondary limiting column 321 is fixed on the cross beam 3 near the fixed beam 31, the secondary limiting column 321 is located in the middle of the secondary damping spring 32 and penetrates through the top plate 33, and a limiting block 322 is fixed on the top wall of one end, penetrating through the top plate 33, of the secondary limiting column 321; the secondary restraint posts 321 serve to restrain the top plate 33 and the secondary damping springs 32 from a large degree of oscillation of the retractor 5, while the retractor 5 serves to connect to upper train components, as is known in the art and will not be described further herein.
In addition, the top walls of the two fixed beams 31 are fixed with supporting plates 311 through a plurality of bolts, the top walls of the supporting plates 311 are provided with air bags 312, and the top walls of the air bags 312 are abutted against the bottom wall of the top plate 33; the support plate 311 serves to protect various mechanical parts located in the hollow region formed by the cross beam 3 and the fixed beam 31, and at the same time, provides support for the air bag 312, and the air bag 312 serves to further enhance the damping performance of the damping mechanism.
In addition, reinforcing beams 4 are fixed between the two frameworks 1 at positions close to the front end and the rear end through bolts; the connection between the two frames 1 is firmer, and the firmness of the whole bogie is improved.
The utility model discloses a train bogie with shock-absorbing structure, through improving single crossbeam 3 into the structure that two crossbeams 3 are side by side, can make this bogie vibrations that produce in the operation disperse more evenly, in the in-process of train operation, whole bogie all can produce vibrations and jolt, at this moment, vibrations that produce on two frameworks 1 transmit to main damping spring 211 department, make crossbeam 3 begin to reciprocate, two upper and lower main damping spring 211 one is compressed, one is stretched, through the interact of two main damping spring 211, make the shaking force slow down and offset in continuous compression and stretching process, simultaneously, the vibrations that produce by the upper portion train part that tractor 5 connects in the middle part of the bogie, be slowed down and offset by inferior damping spring 32 and air bag 312, make the train in the continuous in-process production many vibrations and jolt, the homoenergetic is comparatively effectual to be alleviated, has solved present train bogie, and the damping performance of itself is relatively poor, can't eliminate the problem of the harm that vibrations produced when moving effectively.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022608431.XU CN213676684U (en) | 2020-11-12 | 2020-11-12 | Train bogie with shock-absorbing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022608431.XU CN213676684U (en) | 2020-11-12 | 2020-11-12 | Train bogie with shock-absorbing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213676684U true CN213676684U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022608431.XU Expired - Fee Related CN213676684U (en) | 2020-11-12 | 2020-11-12 | Train bogie with shock-absorbing structure |
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| Country | Link |
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| CN (1) | CN213676684U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117799655A (en) * | 2024-01-03 | 2024-04-02 | 中车长春轨道客车股份有限公司 | A craft bogie with buffering function |
| CN118387152A (en) * | 2024-06-19 | 2024-07-26 | 济南市交通工程质量与安全中心 | Auxiliary assembly is used in emergent cooperation of track traffic |
-
2020
- 2020-11-12 CN CN202022608431.XU patent/CN213676684U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117799655A (en) * | 2024-01-03 | 2024-04-02 | 中车长春轨道客车股份有限公司 | A craft bogie with buffering function |
| CN118387152A (en) * | 2024-06-19 | 2024-07-26 | 济南市交通工程质量与安全中心 | Auxiliary assembly is used in emergent cooperation of track traffic |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210713 |