CN201900938U - Unified type wheel for railway vehicle - Google Patents
Unified type wheel for railway vehicle Download PDFInfo
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- CN201900938U CN201900938U CN2010206564645U CN201020656464U CN201900938U CN 201900938 U CN201900938 U CN 201900938U CN 2010206564645 U CN2010206564645 U CN 2010206564645U CN 201020656464 U CN201020656464 U CN 201020656464U CN 201900938 U CN201900938 U CN 201900938U
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- wheel
- hub
- rim
- wheel rim
- disc
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Abstract
The utility model discloses a unified type wheel for a railway vehicle, which comprises a wheel rim, a web plate and a hub, wherein a wheel hole is formed on the hub, the web plate is a single S-shaped web plate, both ends of the hub protrude out of the two ends of the wheel rim, the inner side end surface of the hub protrudes out of the inner side end surface of the wheel rim by 35 mm, and the outer end surface of the hub protrudes out of the outer end surface of the wheel rim by 19 mm. The width of the wheel rim is 135 mm, and the width of the hub is 189 mm. Due to the adoption of the S-shaped web plate, the radiating area of the wheel can be increased and the toughness of the wheel can be improved under the premise of meeting the requirement of the intensity of the wheel. Due to the optimal design to the physical dimension of the wheel, the wheel can adapt to different conventional trains to the utmost extent, the application range of the wheel is enlarged, the wheel is convenient for serving as a general standard so as to change the current situation that the types of the wheels of conventional trains are various and no identical standard is available. The unified type wheel not only can be used for replacing a conventional wheel for a train during maintenance, but also can serve as a wheel purchasing standard during new vehicle purchase.
Description
Technical field
The utility model relates to a kind of wheel, is specifically related to a kind of wheel that is used for guideway vehicles such as railway, light rail or subway.
Background technology
Wheel is being born the whole weight of train, and when train in orbit during high-speed cruising, and wheel also bears various quiet, the actions of other that come from car body, rail two aspect transmission firmly, and is stressed very complicated.Therefore, the requirement to wheel is: enough intensity should be arranged, to guarantee safe operation under maximum speed of allowing and maximum load; Should be in intensity enough and guarantee to make its weight minimum, and have certain elasticity, to reduce the interaction force between the wheel track under the prerequisite in certain service life; Should possess the little and good advantage of resistance to abrasion of resistance, the traction power that need apply will be less and the service life that can improve wheel like this; Should be able to adapt to the vehicle linear running, can pass through curve smoothly again simultaneously, also should possess the safety of necessary opposing derailing.
Wheel is one of important components in the bogie truck, is again one of critical component that influences the vehicle operating safety, thus newly make, in factory's shed repair and the utilization, to wheel to tight technical requirements and strict management system are all arranged.
Shanghai Underground brought into operation from 1994, went through 16 years, existing 11 line clears, open mileage and reach 400 kilometers, from initial a kind of vehicle, multiple vehicle is till now also deposited, and the type of wheel also is increased to 11 kinds of 5 present big classes from a kind, the variety of wheel has increased the loaded down with trivial details property of the warehousing management of wheel spare parts purchasing and wheel spare part, can not effectively reduce the automotive servicing cost.
Shanghai Underground wheel variety also is along with track traffic and equipment industry are arisen at the historic moment in the introducing of the developing rapidly of China, a large amount of urban rail transit vehicles and EMU.With regard to urban track traffic, with data instance in 2008,, to have opened at that time in 16 subway lines in 6 cities of operation because the configuration requirement of subway wheel does not still have unified technical standard, the subway wheel kind of online military service has simultaneously reached 8 big classes.This 8 class wheel kind is formed by 3 kinds of materials, 3 kinds of wheel types (disc form) and 2 kinds of different tread profile couplings, and constitutes 16 kinds of different wheel rail systems by the rail of 3 kinds of different stages and the wheel interworking of these 8 kinds.
The multifarious situation of this wheel has highlighted existing GB 8601-1988 " railway is with rolling over the steel monolithic wheel ", TB/T 2817-1997 " railway vehicle is with rolling over steel solid wheel engineering factor ", TB/T 2708-1996 " the railway express bus is with rolling over steel solid wheel engineering factor ", the standardization requirement that the wheel technical standards such as " railway KDQ type wheel top goods engineering factor (provisional) " of TB/T 1013-1999 " carbon steel cast steel wheel engineering factor " and [2000] No. 33 literary composition issues of science and education dress and professional technique file can not satisfy China's wheel product fully.
At present, a lot of cities, the whole nation are also in the develop actively track traffic, and for open-minded as early as possible, great majority construction and unit of operation all have little time to consider the problem of part standard and unitarity.There is foreign side's technical support separately vehicle supply of material commercial city, also does things in his own way for the problem of wheel system type, and at present domestic also not about urban track traffic wheel unified standard, therefore more aggravated the trend that the wheel pattern increases.Because track traffic system type wheel pattern is various, runs again in different circuits, the problem that is occurred has nothing in common with each other, and lacks general character, brings big difficulty for the research of problem.And in practical operation, often ignore these problems, in order to guarantee operation security, generally only take the Xuan wheel to handle.The Xuan wheel is frequent, and the life-span of wheel reduces greatly, and change of wheels has also increased artificial, equipment cost except increasing the cost of wheel own.Simultaneously, because the quantity of each order wheel is less, kind is more, so price is higher than general wheel price far away.In cycle train life-cycle, cost performance is extremely low.
The utility model content
The technical problems to be solved in the utility model provides a kind of the have good toughness and the wheel of heat dispersion, and it has advantage of wide range of application simultaneously.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: a kind of guideway vehicle system type wheel, comprise wheel rim, disc and wheel hub, wheel hub is provided with the wheel hole, described disc is single S shape disc, the two ends of described wheel hub all protrude in the two ends of wheel rim, and the distance that the wheel hub inner side end protrudes in the wheel rim inner side end is 35mm, and the distance that wheel hub outside end face protrudes in wheel rim outside end face is 19mm.
Preferably, the width of described wheel rim is 135mm, and the width of described wheel hub is 189mm.
Further, the two ends of described disc are connected with described wheel rim, wheel hub by arc surface respectively.
Further, the diameter of described wheel rim outside end face and disc junction is that the diameter of 703mm, described wheel rim inner side end and disc junction is 710mm.
Further, the diameter of described wheel hub outside end face and disc junction is 284mm, and the diameter of described wheel hub inner side end and disc junction is 272.5mm.
Further, described diameter of taking turns the hole is 190mm.
Preferably, described system type wheel adopts the R9T material to make.
Preferably, described inwall of taking turns the hole is provided with circumferential oil groove, and described wheel hub is provided with oilhole and is connected with described oil groove.
The beneficial effects of the utility model are that employing S shape disc can satisfy under the enough prerequisites of wheel strength, increases the dissipating area of wheel, improves the toughness of wheel.The wheel Optimization design of geometrical size can adapt with existing different trains to greatest extent, enlarges the Applicable scope of wheel, and helps making it to become a kind of universal standard, and is of a great variety to change existing train wheel, the skimble-scamble present situation of standard.Both can be as the maintain and replace of existing train wheel, the wheel buying standard when also can be used as the new car buying.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 be the utility model guideway vehicle system type wheel partly cut open scheme drawing.
The specific embodiment
As shown in Figure 1, the utility model guideway vehicle system type wheel comprises wheel rim 1, disc 2 and wheel hub 4, be provided with the wheel rim 8 of protrusion near the circumference of wheel rim 1 inboard, wheel hub 4 is provided with wheel hole 5, the inwall in wheel hole 5 is provided with along the oil groove of circumferentially offering 6, wheel hub 4 is provided with oilhole 3 and is connected with oil groove 6, so that wheel shaft is lubricated.
Wherein disc 2 adopts single S shape disc, is made of several sections slick and sly bonded assembly circular arcs, and the two ends of disc 2 are also respectively by arc surface 7 and wheel rim 1,4 slick and sly connections of wheel hub.The characteristics of this S shape disc are to satisfy under the enough prerequisites of wheel strength, increase the dissipating area of wheel, improve the toughness of wheel.
In order to satisfy the requirement of existing train wheel installation site, Shanghai simultaneously, the width L4 of wheel hub is designed to 189mm, the width L3 of wheel rim is 135mm, the two ends of wheel hub 4 all protrude in the two ends of wheel rim 1, wherein the distance L 1 between the inner side end of the inner side end of wheel hub 4 and wheel rim 1 (end face of wheel rim 8 places one side just) is 35mm, and the distance L 2 between wheel hub outside end face and the wheel rim outside end face is 19mm.The outstanding size of wheel hub will be according to the concrete vehicle situation processing of using of wheel.
Present embodiment adopts the tread of DIN5573-E shape.For unified wheel rim thickness, the diameter D2 that the diameter D1 of wheel rim outside end face and disc junction is decided to be 703mm, wheel rim inner side end and disc junction is 710mm.The diameter D3 of wheel hub outside end face and disc junction is 284mm, and the diameter D4 of described wheel hub inner side end and disc junction is 272.5mm.The diameter D5 in wheel hole 5 is 190mm, and the wheel hole size will be according to the concrete vehicle situation processing of using of wheel.
To the material and the hardness statistics and analysis of the existing train wheel of Shanghai Underground, and compare, determine the train wheel material that uses in Shanghai Underground with the track hardness of each circuit of Shanghai Underground.The track hardness of Shanghai Underground is in 300 ± 20HB scope, and the wheel hardness that Shanghai Underground uses that is adapted at that is complementary with it is 260-311HB.The material hardness of R9T meets the requirements, and the material of the utility model system type wheel adopts the R9T material.
Shanghai Underground is as adopting the utility model system type wheel, and cost-cutting is about 30～40%, in application, solved the common problem that wheel exists again preferably, and the life-span can obtain prolongation at double.According to annual 1000 wheels calculating, 2,000,000 yuan of the annual escapable cost of consuming of Shanghai Underground.Along with Shanghai, so the development of National urban track traffic, the annual fund that consumes on wheel is huge, and the utility model system type wheel will be saved the wheel cost significantly.Wherein, what is more important has reduced the kind of wheel, but wheel originating firm batch manufacturing has been saved delivery cycle, handling cost and purchase cost.
The utility model system type wheel will develop urban track traffic to all parts of the country and bring great convenience and instruct, and avoids aborning that the wheel kind is too much, additional effort is excessive, productive costs is crossed problems such as height, has far-reaching economic benefit and social benefit.
Claims (8)
1. guideway vehicle system type wheel, comprise wheel rim, disc and wheel hub, wheel hub is provided with the wheel hole, it is characterized in that, described disc is single S shape disc, the two ends of described wheel hub all protrude in the two ends of wheel rim, and the distance that the wheel hub inner side end protrudes in the wheel rim inner side end is 35mm, and the distance that wheel hub outside end face protrudes in wheel rim outside end face is 19mm.
2. guideway vehicle system type wheel according to claim 1 is characterized in that the width of described wheel rim is 135mm, and the width of described wheel hub is 189mm.
3. guideway vehicle system type wheel according to claim 2 is characterized in that the two ends of described disc are connected with described wheel rim, wheel hub by arc surface respectively.
4. guideway vehicle system type wheel according to claim 3 is characterized in that, the diameter of described wheel rim outside end face and disc junction is that the diameter of 703mm, described wheel rim inner side end and disc junction is 710mm.
5. guideway vehicle system type wheel according to claim 4 is characterized in that, the diameter of described wheel hub outside end face and disc junction is 284mm, and the diameter of described wheel hub inner side end and disc junction is 272.5mm.
6. guideway vehicle system type wheel according to claim 2 is characterized in that described diameter of taking turns the hole is 190mm.
7. guideway vehicle system type wheel according to claim 1 is characterized in that, described system type wheel adopts the R9T material to make.
8. guideway vehicle system type wheel according to claim 1 is characterized in that described inwall of taking turns the hole is provided with circumferential oil groove, and described wheel hub is provided with oilhole and is connected with described oil groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206564645U CN201900938U (en) | 2010-12-13 | 2010-12-13 | Unified type wheel for railway vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206564645U CN201900938U (en) | 2010-12-13 | 2010-12-13 | Unified type wheel for railway vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201900938U true CN201900938U (en) | 2011-07-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206564645U Expired - Fee Related CN201900938U (en) | 2010-12-13 | 2010-12-13 | Unified type wheel for railway vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201900938U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795052A (en) * | 2012-08-10 | 2012-11-28 | 北京二七轨道交通装备有限责任公司 | Integrated wheel of broad-track internal combustion locomotive |
| CN103818185A (en) * | 2012-11-16 | 2014-05-28 | 长春轨道客车装备有限责任公司 | Railway vehicle and wheel for same |
| WO2015051583A1 (en) * | 2013-10-11 | 2015-04-16 | 北京二七轨道交通装备有限责任公司 | Train wheel and train |
| CN104724134A (en) * | 2015-04-09 | 2015-06-24 | 齐齐哈尔轨道交通装备有限责任公司 | Railway wagon bogie |
-
2010
- 2010-12-13 CN CN2010206564645U patent/CN201900938U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795052A (en) * | 2012-08-10 | 2012-11-28 | 北京二七轨道交通装备有限责任公司 | Integrated wheel of broad-track internal combustion locomotive |
| CN102795052B (en) * | 2012-08-10 | 2015-06-03 | 北京二七轨道交通装备有限责任公司 | Integrated wheel of broad-track internal combustion locomotive |
| CN103818185A (en) * | 2012-11-16 | 2014-05-28 | 长春轨道客车装备有限责任公司 | Railway vehicle and wheel for same |
| WO2015051583A1 (en) * | 2013-10-11 | 2015-04-16 | 北京二七轨道交通装备有限责任公司 | Train wheel and train |
| CN104724134A (en) * | 2015-04-09 | 2015-06-24 | 齐齐哈尔轨道交通装备有限责任公司 | Railway wagon bogie |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20111213 |