CN213413402U - Wheel, wheel pair, bogie and rail train - Google Patents
Wheel, wheel pair, bogie and rail train Download PDFInfo
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- CN213413402U CN213413402U CN202021541982.2U CN202021541982U CN213413402U CN 213413402 U CN213413402 U CN 213413402U CN 202021541982 U CN202021541982 U CN 202021541982U CN 213413402 U CN213413402 U CN 213413402U
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- wheel
- hub
- support portion
- rim
- support frame
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Abstract
The utility model provides a wheel, include: a hub connected with the axle, the hub having a central axis; the wheel rims are arranged on concentric circumferences outside the wheel hub, and the outer surfaces of the wheel rims form a tread and a wheel flange; a support frame assembly located between the hub and the rim, the support frame assembly connecting the hub and the rim. The utility model provides a wheel can effectively alleviate the weight of wheel, guarantees the rigidity and the intensity of wheel simultaneously to reduce the radiation noise of wheel. The utility model also provides a wheel pair, bogie and rail train.
Description
Technical Field
The utility model belongs to rail train bogie field especially relates to a wheel, wheel pair, bogie and rail train.
Background
The bogie is arranged below the train body of the rail train and plays roles in supporting the train body, realizing the running function of the rail train and the like. The wheelset is one of the main components of the bogie, consisting of an axle and two identical wheels. The weight under the spring of the railway vehicle, especially the weight of the wheels, can be reduced, so that the vibration impact between the wheel rails can be reduced, the service life of the railway vehicle and the rail can be prolonged, the radiation noise of the wheel rails can be reduced, and the influence of the riding comfort and the surrounding living environment can be improved.
Currently, a conventional wheel is shown in fig. 1 and comprises a hub 1 ', a rim 2 ', a tread 3 ', a rim 4 ' and a web 5 '. The hub 1 ' is connected with the axle, the outer surface of the rim 2 ' is provided with a tread 3 ' and a flange 4 ', and the web 5 ' is connected with the hub 1 ' and the rim 2 '. The web types include straight webs, S-shaped webs, wave-shaped webs and the like, but the web 5' is designed into a structural form of being large at two ends and small at middle. The wheel with the structure is high in mass, and vibration radiation noise is serious due to the large area of the web plate.
SUMMERY OF THE UTILITY MODEL
To the outstanding technical problem of current wheel weight big on the left and radiation noise, the utility model provides a wheel can effectively alleviate the weight of wheel, guarantees the rigidity and the intensity of wheel simultaneously to reduce the radiation noise of wheel. The utility model also provides a wheel pair, bogie and rail train.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a wheel, comprising:
a hub connected with the axle, the hub having a central axis;
the wheel rims are arranged on concentric circumferences outside the wheel hub, and the outer surfaces of the wheel rims form a tread and a wheel flange;
a support frame assembly located between the hub and the rim, the support frame assembly connecting the hub and the rim.
Further, the support bracket assembly includes:
at least two first support frames, first support frame connect in the wheel hub with between the rim, first support frame uses the central axis is radial evenly setting as the center, first support frame includes:
a first vertical support portion connecting the hub and the rim;
a second vertical support portion connecting the hub and the rim;
a first lateral support portion laterally connecting the first and second vertical support portions.
Further, the number of the first support frames is odd.
Further, the number of the first supporting frames is 9, 11 or 13.
Further, the first vertical supporting portion and the second vertical supporting portion are linear structures.
Further, the number of the first support frames is even; the support frame assembly further comprises:
at least two second support frames, the second support frame use the central axis is radial even setting as the center, the second support frame with first support frame interval evenly sets up, the second support frame includes:
a third vertical support portion connecting the hub and the rim, the third vertical support portion being disposed adjacent to the first vertical support portion;
a fourth vertical support portion connecting the hub and the rim, the fourth vertical support portion being disposed adjacent to the second support portion;
a second lateral support portion connecting the third vertical support portion and the fourth vertical support portion.
Further, the number of the first supporting frames is 8 or 10 or 12.
Further, the distance between the first transverse support and the central axis is a first distance, the distance between the second transverse support and the central axis is a second distance, and the first distance is not equal to the second distance.
Further, the first transverse supporting part is respectively in arc transition connection with the first vertical supporting part and the second vertical supporting part, and a first arc transition angle is formed at the arc transition connection part; the second transverse supporting part is respectively in arc transition connection with the third vertical supporting part and the fourth vertical supporting part, and a second arc transition angle is formed at the arc transition connection part; the first arc angle of excess is not equal to the second arc angle of excess.
Further, the first vertical supporting portion is a non-linear structure, and the fourth vertical supporting portion is a non-linear structure.
Further, the carrier assembly is disposed in alignment with the hub and the rim.
Further, still include the connecting plate, the connecting plate sets up along circumference in the support frame subassembly with between the wheel hub.
Further, still include the connecting plate, the connecting plate sets up along circumference between the support frame subassembly.
A wheel-set comprising a wheel as claimed in any one of the preceding claims.
A bogie comprises the wheel pair.
A rail train comprises the bogie.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model provides a wheel, including wheel hub, rim and support frame subassembly. A hub is connected with the axle, the hub having a central axis. The rim is arranged on the concentric circumference outside the hub, and the outer surface of the hub forms a tread and a wheel rim. A support frame assembly is positioned between the hub and the rim, and a support member connects the hub and the rim. The utility model provides a wheel uses the support frame subassembly as the connection structure between wheel hub and the rim, compares with the wheel that adopts the web structure among the prior art, has higher intensity and rigidity, and has alleviateed the weight of wheel, has further improved the vibration and the sound radiation characteristic of wheel. And simultaneously, the utility model provides a wheel compares with the wheel of adopting the web structure among the prior art, and the support frame subassembly has reduced the area of noise radiation face to reduce the noise of wheel, further improved rail train's operation quality and riding comfort.
Drawings
FIG. 1 is a schematic cross-sectional view of a prior art wheel;
FIG. 2 is a schematic cross-sectional view of a wheel provided in accordance with a second embodiment;
FIG. 3 is a schematic cross-sectional view of a wheel provided in accordance with a fourth embodiment;
FIG. 4 is a schematic cross-sectional view of a wheel provided in accordance with a seventh embodiment;
fig. 5 is a schematic cross-sectional view of a wheel according to an eighth embodiment.
The reference numerals are explained in detail:
1. a hub;
2. a rim;
3. a rim;
4. a tread;
51. a first support frame; 511. a first vertical support portion; 512. a second vertical support portion; 513. a first lateral support portion;
52. a second support frame; 521. a third vertical support portion; 522. a fourth vertical support portion; 523. a second lateral support;
6. a connecting plate.
Detailed Description
The technical solution in the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings. It is obvious that the described embodiments are only some embodiments, not all embodiments, of the general solution of the present invention. All other embodiments, which can be derived by a person skilled in the art based on the general idea of the invention, fall within the scope of protection of the invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
The terms "first", "second", "third" and "fourth" 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, features defined as "first", "second", "third", "fourth" may explicitly or implicitly include one or more of the features.
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; 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 in specific cases to those skilled in the art.
Reduce rigidity and intensity and the great technical problem of radiation noise when lightening weight to current wheel, the utility model provides a wheel can effectively alleviate the weight of wheel, guarantees the rigidity and the intensity of wheel simultaneously to reduce the radiation noise of wheel. The utility model also provides a wheel pair, bogie and rail train. The technical solution of the present invention will be specifically described with reference to the following embodiments.
First embodiment
A first embodiment provides a wheel comprising:
the wheel hub 1, the wheel hub 1 links with axletree, the wheel hub 1 has central axes;
the wheel rim 2 is arranged on the concentric circumference outside the wheel hub 1, and the outer surface of the wheel rim 2 forms a tread 4 and a wheel flange 3;
The first embodiment provides a wheel comprising a hub 1, a rim 2 and a support frame assembly 5. The hub 1 is connected with the axle, the hub 1 having a central axis. The rim 2 is arranged on a concentric circumference outside the hub 1, and the tread 4 and the flange 3 are formed on the outer surface of the rim 2. The support frame assembly 5 is located between the wheel hub 1 and the wheel rim 2, and the support frame assembly 5 connects the wheel hub 1 and the wheel rim 2. The wheel provided by the first embodiment, which uses the support frame assembly 5 as the connecting structure between the hub 1 and the rim 2, has higher strength and rigidity, reduces the weight of the wheel, and further improves the vibration and sound radiation characteristics of the wheel, compared with the prior art wheel adopting a web structure. Meanwhile, compared with the wheel adopting a web plate structure in the prior art, the wheel provided by the first embodiment has the advantages that the area of a noise radiation surface is reduced by the support piece assembly 3, so that the vibration radiation noise of the wheel is reduced, and the running quality and riding comfort of a rail train are further improved.
Specifically, referring to fig. 2, a first embodiment provides a wheel including a hub 1, a rim 2 and a support frame assembly 5. The hub 1 is connected to the rim 2 by a support frame assembly 5.
The hub 1 is connected with the axle, the hub 1 having a central axis.
The rim 2 is arranged on a concentric circumference outside the hub 1, and the tread 4 and the flange 3 are formed on the outer surface of the rim 2.
The support frame assembly 5 comprises at least two first support frames 51, the first support frames 51 are connected between the hub 1 and the rim 2, and the first support frames 51 are uniformly arranged in a radial shape by taking the central axis as the center.
Preferably, the support frame assembly 5 is disposed in alignment with the rim 2 and the hub 1. The wheel provided by the first embodiment has the advantages that the abrupt change of the axial sizes of the rim 2, the support frame assembly 5 and the hub 1 is small, the pneumatic pressure difference among the rim 2, the support frame assembly 5 and the hub 1 is reduced, and therefore the wind resistance around the wheel during the operation of a rail train is reduced.
Specifically, the first support frame 51 includes a first vertical support portion 511, a second vertical support portion 512, and a first lateral support portion 513. The first vertical support portion 511 is a rib column structure, and the first vertical support portion 511 connects the wheel hub 1 and the wheel rim 2. The second vertical support portion 512 is a rib column structure, and the second vertical support portion 512 connects the wheel hub 1 and the wheel rim 2. The first lateral support portion 513 connects the first vertical support portion 511 and the second vertical support portion 512, further enhancing the rigidity and strength of the support bracket assembly 5.
Preferably, the first vertical support portion 511 and the second vertical support portion 512 are linear structures to further enhance the rigidity and strength of the support frame assembly 5.
The first embodiment also provides a wheel pair comprising the wheel.
The first embodiment also provides a bogie comprising the wheel set.
The first embodiment also provides a rail train comprising the bogie.
Second embodiment
On the basis of the first embodiment, the wheel provided by the second embodiment has non-axial symmetry, so that the unicity of the wheel during operation is reduced, and the trend of polygonal wheel is relieved.
Specifically, in the wheel provided in the second embodiment, the number of the first supporting frames 51 is odd, so that the wheel provided in the first embodiment has non-axial symmetry, thereby reducing the unicity of the wheel during operation and alleviating the trend of polygonal wheels.
Preferably, the number of the first support frames 51 is 9 or 11 or 13.
Third embodiment
Referring to fig. 3, a wheel is provided for a third embodiment. The third embodiment is different from the second embodiment in that: the number of the first supporting frames 51 is even, and the supporting frame assembly 5 further comprises second supporting frames 52, wherein the second supporting frames 52 are uniformly spaced from the first supporting frames 51.
In particular, the number of first support frames 51 is even, particularly preferably 8 or 10 or 12. The second support bracket 52 includes a third vertical support portion 521, a fourth vertical support portion 522, and a second lateral support portion 523. The third vertical support portion 521 is a rib column structure, the third vertical support portion 521 connects the wheel hub 1 and the wheel rim 2, and the third vertical support portion 521 is adjacent to the first vertical support portion 511 of the first support frame 51. The fourth vertical support portion 522 is a rib column structure, the fourth vertical support portion 522 connects the wheel hub 1 and the wheel rim 2, and the fourth vertical support portion 522 is adjacent to the second vertical support portion 512 of the first support frame 51. The second lateral support portion 523 connects the third vertical support portion 521 and the fourth vertical support portion 522, further enhancing the rigidity and strength of the support bracket assembly 5.
Fourth embodiment
On the basis of the third embodiment, the wheel provided by the fourth embodiment has non-axial symmetry, so that the unicity of the wheel during operation is reduced, and the trend of polygonal wheel is relieved.
Specifically, the fourth embodiment provides a wheel, in which the first lateral support 513 is a first distance from the central axis, the second lateral support 523 is a second distance from the central axis, and the first distance is not equal to the second distance. The wheel provided by the second embodiment has no axial symmetry due to the unequal first distance and second distance, so that the unicity of the wheel during operation is reduced, and the trend of polygonal wheel is reduced.
Fifth embodiment
On the basis of the third embodiment, the fifth embodiment provides the wheel with non-axial symmetry, so that the running unicity of the wheel is reduced, and the polygon tendency of the wheel is relieved.
Specifically, in the wheel provided in the fifth embodiment, the first lateral supporting portion 513 is arc-transition-connected to the first vertical supporting portion 511 and the second vertical supporting portion 512, respectively, and the arc-transition-connection point has a first arc transition angle; the second transverse supporting portion 523 is respectively in arc transition connection with the third vertical supporting portion 521 and the fourth vertical supporting portion 522, and a second arc transition angle is formed at the arc transition connection; the first arc angle is not equal to the second arc angle.
Sixth embodiment
On the basis of the third embodiment, the wheel provided by the sixth embodiment has non-axial symmetry, so that the unicity of the wheel during operation is reduced, and the trend of polygonal wheel is reduced.
A sixth embodiment provides a wheel. The first vertical support portion 511 is a non-linear structure, and the fourth vertical support portion 522 is a non-linear structure. The wheel provided by the sixth embodiment has non-axial symmetry, so that the unicity of the wheel during operation is reduced, and the trend of polygonal wheels is reduced.
Seventh embodiment
On the basis of the first to sixth embodiments, the seventh embodiment can also improve the stress concentration phenomenon of the support frame assembly 5, further improving the reliability of the wheel.
Specifically, a seventh embodiment provides a wheel further comprising a connecting plate disposed circumferentially between the support frame assembly and the hub.
Eighth embodiment
On the basis of the first to sixth embodiments, the eighth embodiment can also improve the stress concentration phenomenon of the support frame assembly 5, further improving the reliability of the wheel.
Specifically, the eighth embodiment also provides a wheel further comprising a connecting plate disposed circumferentially between the carrier assemblies. More specifically, the connection plate is circumferentially disposed between the first support frames 51, or the connection plate is circumferentially disposed between the first support frames 51 and the second support frames 52.
Claims (16)
1. A wheel, comprising:
a hub connected with the axle, the hub having a central axis;
the wheel rims are arranged on concentric circumferences outside the wheel hub, and the outer surfaces of the wheel rims form a tread and a wheel flange;
a support frame assembly located between the hub and the rim, the support frame assembly connecting the hub and the rim.
2. The wheel of claim 1, wherein the support frame assembly comprises:
at least two first support frames, first support frame connect in the wheel hub with between the rim, first support frame uses the central axis is radial evenly setting as the center, first support frame includes:
a first vertical support portion connecting the hub and the rim;
a second vertical support portion connecting the hub and the rim;
a first lateral support portion laterally connecting the first and second vertical support portions.
3. A wheel according to claim 2, wherein the number of the first support frames is an odd number.
4. A wheel according to claim 3, wherein the number of first support frames is 9 or 11 or 13.
5. A wheel according to claim 3, wherein the first and second vertical support portions are both linear structures.
6. A wheel according to claim 2, wherein the number of said first support frames is even; the support frame assembly further comprises:
at least two second support frames, the second support frame use the central axis is radial even setting as the center, the second support frame with first support frame interval evenly sets up, the second support frame includes:
a third vertical support portion connecting the hub and the rim, the third vertical support portion being disposed adjacent to the first vertical support portion;
a fourth vertical support portion connecting the hub and the rim, the fourth vertical support portion being disposed adjacent to the second support portion;
a second lateral support portion connecting the third vertical support portion and the fourth vertical support portion.
7. A wheel according to claim 6, wherein the number of first support frames is 8 or 10 or 12.
8. The wheel of claim 6, wherein the first lateral support is a first distance from the central axis and the second lateral support is a second distance from the central axis, the first distance not being equal to the second distance.
9. The wheel of claim 6, wherein the first lateral support portion is in circular arc transition connection with the first and second vertical support portions, respectively, the circular arc transition connection having a first circular arc transition angle; the second transverse supporting part is respectively in arc transition connection with the third vertical supporting part and the fourth vertical supporting part, and a second arc transition angle is formed at the arc transition connection part; the first arc angle of excess is not equal to the second arc angle of excess.
10. The wheel of claim 6, wherein the first vertical support portion is a non-linear structure and the fourth vertical support portion is a non-linear structure.
11. A wheel according to any of claims 1 to 10, wherein the support frame assembly is disposed in alignment with the rim and the hub.
12. A wheel according to any of claims 1 to 10, further comprising a connection plate disposed circumferentially between the carrier assembly and the hub.
13. A wheel according to any of claims 1 to 10, further comprising a connection plate disposed circumferentially between the support frame assemblies.
14. Wheel pair, characterized in that it comprises a wheel according to any of claims 1 to 13.
15. A bogie comprising a wheel pair according to claim 14.
16. A rail train comprising the bogie of claim 15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021541982.2U CN213413402U (en) | 2020-07-28 | 2020-07-28 | Wheel, wheel pair, bogie and rail train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021541982.2U CN213413402U (en) | 2020-07-28 | 2020-07-28 | Wheel, wheel pair, bogie and rail train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213413402U true CN213413402U (en) | 2021-06-11 |
Family
ID=76255542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021541982.2U Active CN213413402U (en) | 2020-07-28 | 2020-07-28 | Wheel, wheel pair, bogie and rail train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213413402U (en) |
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2020
- 2020-07-28 CN CN202021541982.2U patent/CN213413402U/en active Active
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