CN103195912B - The gear-box of rail traffic vehicles - Google Patents
The gear-box of rail traffic vehicles Download PDFInfo
- Publication number
- CN103195912B CN103195912B CN201310125596.3A CN201310125596A CN103195912B CN 103195912 B CN103195912 B CN 103195912B CN 201310125596 A CN201310125596 A CN 201310125596A CN 103195912 B CN103195912 B CN 103195912B
- Authority
- CN
- China
- Prior art keywords
- oil
- box
- axletree
- sump
- trap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- General Details Of Gearings (AREA)
Abstract
The present invention relates to a kind of gear-box of rail traffic vehicles, comprise lower box, input gear axle, intermediate gear shaft, jack shaft gearwheel, axletree and axletree gearwheel, the subdivision junction plane of upper lower box is through the medial axis of axletree and intermediate gear shaft, upper box is provided with hanger erection seat, safe nose, wherein: upper box is provided with lubricant oil guiding tendon, their below is provided with main oil trap and three independently secondary oil trap, main oil trap is provided with oil level plate, lubricant oil in main oil trap overflows into three independently after secondary oil trap, lubrication is provided to each spring bearing by oil duct, the below of lower box is main oil sump, is provided with time oil sump below the spring bearing of axletree, jack shaft gearwheel lower teeth immerses in the lubricant oil of main oil sump, and axletree gearwheel lower teeth immerses in time oil sump, lower box afterbody is provided with the pouring orifice corresponding with secondary oil sump, and sidewall is provided with and oil level peep hole, and oil drain plug corresponding with primary and secondary oil sump respectively.
Description
Technical field
The present invention relates to gear-box, especially a kind of gear-box of rail traffic vehicles.
Background technique
Gear case used in rail transit requires very high in reliability, usability, maintainability and Security.Current rail traffic gear box is all generally by splash system lubrication mode, although this lubricating system has good lubrication effect for the Surface of action of gear, but it is undesirable for the lubrication effect of spring bearing, directly have influence on the working life of spring bearing, improve the maintenance cost of gear-box.Visible, the working state of lubrication system is most important for the working life to gear-box.Therefore, how to improve the lubrication effect of gear-box, improve the key subjects that lubricating efficiency becomes those skilled in the art's care naturally.
Summary of the invention
The object of the invention is to: for the practical problem adopting the lubrication effect of splash system lubrication to spring bearing undesirable in current track transport gear case, there is provided a kind of and there is new lubricating structure, especially improve the gear-box of the new rail traffic vehicles of spring bearing lubricating system.
The object of the present invention is achieved like this: from the reliability of rail traffic gear box, usability, maintainability and Security, provide a kind of new rail traffic gear box.
The object of the present invention is achieved like this: a kind of gear-box of rail traffic vehicles, comprise upper box, lower box, input gear axle, intermediate gear shaft, jack shaft gearwheel, axletree and axletree gearwheel, wherein, upper lower box adopts clamping bolt to connect, the subdivision junction plane of upper lower box is through the medial axis of axletree and intermediate gear shaft, and upper box is provided with hanger erection seat, safe nose, it is characterized in that:
A) upper box is provided with two groups of symmetrical lubricant oil guiding tendons, two groups of described lubricant oil guiding tendons lay respectively at the intersection of case top and sidewall, the upper box sidewall of the below of two groups of lubricant oil guiding tendons is respectively equipped with main oil trap and three independently secondary oil trap, main oil trap is provided with oil level plate, lubricant oil in main oil trap overflows into three independently secondary oil traps by the equilibrium of oil level plate, and the lubricant oil in secondary oil trap provides lubrication respectively by independently oil duct to the spring bearing of input gear axle, intermediate gear shaft and axletree; The below of lower box is main oil sump, is provided with time oil sump below the spring bearing of axletree, and the lubricant oil refluxed by axle support bearing overflows into main oil sump after entering time oil sump by spill port;
B) jack shaft gearwheel lower teeth immerses in the lubricant oil of main oil sump, and axletree gearwheel lower teeth immerses in time oil sump;
C) lower box afterbody is provided with a pouring orifice corresponding with secondary oil sump, and the sidewall of lower box is provided with an oil level peep hole corresponding with lubricant oil operating fluid level, and two corresponding with bottom primary and secondary oil sump respectively fuel outlets.
In the present invention: intermediate gear shaft two ends are provided with stifle, input gear axle one end is stifle, and the other end stretches out upper box, and casing is all stretched out in axletree two ends, and when input gear axle and axletree pass through casing and the connecting part of casing all adopts labyrinth seal.
In the present invention: adopt O type circle and sealant sealing between described stifle and casing, stifle is fixedly connected with casing by fixing bolt.
In the present invention: the input end of described input gear axle is the tapering of 1:50, the end of input gear axle is provided with dismounting high pressure oilhole, and oil ga(u)ge is adjacent with oil hole, in box section corner place layout at a right angle.
The invention has the advantages that: owing to arranging lubricant oil guiding tendon and primary and secondary oil trap, the lubricant oil of splashing is introduced main oil trap by lubricant oil guiding tendon, enter main oil trap lubricant oil and overflow into time oil trap by the equilibrium of oil level plate, there is provided man-to-man lubrication by the bearing of secondary oil trap to correspondence, the reliability of lubrication will significantly improve; Because lower box arranges primary and secondary oil sump, the tooth of a gearwheel bottom is invaded respectively in each oil sump, can meet and use less lubricant oil to lubricate object with regard to meeting fully to lubricant housings in gear-box, both can reduce the energy that gear stirs lubrication oil consumption, can lubrication effect have been improved again; Because secondary oil sump is directly the backflow lubricant oil being collected spring bearing by spill port, time reliable oil-collecting of oil sump can be ensured; Lower box arranges a pouring orifice and two fuel outlets, and pouring orifice is positioned at above time oil sump, and during oiling, oil is introduced into secondary oil sump above, then overflows to main oil sump by secondary oil sump, and like this, the oil mass of gear-box can be accurately controlled; Two fuel outlets lay respectively at the lowest part of two-layer oil sump, can thoroughly be racked up by old oil when changing oil; Lower box is provided with oil hole and oil level peep hole, and oil hole is adjacent with oil ga(u)ge, in box section corner place layout at a right angle, like this while refueling to gear-box, directly can see the dynamic change of oil level from oil ga(u)ge, improve the usability of gear-box.
Accompanying drawing explanation
Fig. 1 is a kind of embodiment's schematic appearance that the present invention relates to;
Fig. 2 is the internal structure schematic diagram of the embodiment of the present invention;
Fig. 3 is the structural representation of the primary and secondary oil sump of the embodiment of the present invention;
Fig. 4 is the setting position schematic diagram of upper box at primary and secondary oil trap.
In figure: 1, upper box, 2, lower box, 3, fuel outlet, 4, oil level peep hole, 5, pouring orifice, 6, input gear axle, 7, jack shaft gearwheel, 8, intermediate gear shaft, 9, axletree, 10, axletree gearwheel, 11, oil level plate, 12, main oil trap, 13, secondary oil trap, 14, main oil sump, 15, secondary oil sump, 16, spill port, 17, lubricant oil guiding tendon, 18, hanger erection seat, 19, safe nose, 20, stifle, 21, labyrinth seal, 22, dismounting high pressure oilhole.
Embodiment
The nonrestrictive concrete structure disclosing a kind of embodiment that the present invention relates to of accompanying drawing, is further described the design's invention below in conjunction with accompanying drawing.
From Fig. 1 and Fig. 2, the present invention includes upper box 1, lower box 2, input gear axle 6, jack shaft gearwheel 7, intermediate gear shaft 8, axletree 9 and axletree gearwheel 10, wherein, upper box 1 adopts clamping bolt to be connected with lower box 2, the subdivision junction plane of upper lower box is through the medial axis of axletree 9 and intermediate gear shaft 8, upper box 1 is provided with hanger erection seat 18 and safe nose 19, lower box 2 afterbody is provided with a pouring orifice 5, the sidewall of lower box 2 be provided with fuel outlet 3 with and an oil level peep hole 4 corresponding to lubricant oil operating fluid level.
In the present embodiment, input gear axle 6 adopts roller bearing arranged side by side and four-point contact ball combined support in upper box 1, intermediate gear shaft 8 and axletree 9 are directly supported in the subdivision junction plane of upper lower box by aspectant tapered roller bearing, intermediate gear shaft 8 has fixedly mounted jack shaft gearwheel 7, axletree 9 has fixedly mounted axletree gearwheel 10, jack shaft gearwheel 7 engages with the tooth on input gear axle, and axletree gearwheel 10 engages with the tooth on intermediate gear shaft 8.
In the present embodiment, intermediate gear shaft 8 two ends are provided with stifle 20, and input gear axle 6 one end is stifle 20, and the other end stretches out upper box 1, casing is all stretched out in axletree 9 two ends, and when input gear axle 6 and axletree 9 pass through casing and the connecting part of casing all adopts labyrinth seal 21.
During concrete enforcement, adopt O type circle and sealant sealing between described stifle 20 and casing, stifle 20 is fixedly connected with casing by fixing bolt.The input end of input gear axle 6 is the tapering of 1:50, and the end of input gear axle 6 is provided with on dismounting high pressure oilhole 22, and oil ga(u)ge is adjacent with oil hole, in box section corner place layout at a right angle.
From Fig. 3 Fig. 4, upper box 1 is provided with two groups of symmetrical lubricant oil guiding tendons 17, two groups of described lubricant oil guiding tendons 17 lay respectively at the intersection of case top and sidewall, upper box 1 sidewall of the below of two groups of lubricant oil guiding tendons 17 is respectively equipped with main oil trap 12 and three independently secondary oil trap 13, main oil trap 12 is provided with oil level plate 11, lubricant oil in main oil trap 12 overflows into three independently secondary oil traps 13 by oil level plate 11 equilibrium, lubricant oil in secondary oil trap 13 respectively by independently oil duct to input gear axle 6, the spring bearing of intermediate gear shaft 8 and axletree 9 provides lubrication, the below of lower box 2 is main oil sump 14, is provided with time oil sump 15 below the spring bearing of axletree 9, and the lubricant oil refluxed by axletree 9 spring bearing overflows into main oil sump 14 after entering time oil sump 15 by spill port 16.The pouring orifice 5 of lower box 2 afterbody is corresponding with time oil sump 15, and the sidewall of lower box 2 is provided with an oil level peep hole 4 corresponding with lubricant oil operating fluid level, is provided with two corresponding with bottom primary and secondary oil sump respectively fuel outlets 3 simultaneously.After gear-box assembling, jack shaft gearwheel 7 lower teeth immerses in the lubricant oil of main oil sump 14, and axletree gearwheel 10 lower teeth immerses in time oil sump 15.
In using, the pouring orifice 5 on lower box 2 is positioned at the top of time oil sump 15, and the lubricant oil added is overflow to main oil sump 14 by secondary oil sump 15.During work, under the driving of input gear axle 6, lubricant oil in main oil sump 14 and time oil sump 15 is thrown to upper box 1 top by jack shaft gearwheel 8 and axletree gearwheel 10 respectively, main oil trap 12 introduced by lubricant oil by lubricant oil guiding tendon 17, after main oil trap 2 oil is full, overflow into three oil traps 13 by oil level plate 11 equilibrium, each time oil trap 13 is linked up respectively by oil duct and input gear axle 6, intermediate gear shaft 8 and axletree 9 bearing again.Owing to being provided with time oil sump 15 below axletree 9, the lubricant oil that scavenge oil hole 16 is flowed out overflows to main oil sump 14 after directly entering time oil sump 15.The liquid level of lubricant oil can be observed by oil level peep hole 4 at any time.
Claims (4)
1. the gear-box of a rail traffic vehicles, comprise upper box, lower box, input gear axle, intermediate gear shaft, jack shaft gearwheel, axletree and axletree gearwheel, wherein, upper lower box adopts clamping bolt to connect, the subdivision junction plane of upper lower box is through the medial axis of axletree and intermediate gear shaft, and upper box is provided with hanger erection seat, safe nose, it is characterized in that:
A) upper box is provided with two groups of symmetrical lubricant oil guiding tendons, two groups of described lubricant oil guiding tendons lay respectively at the intersection of case top and sidewall, the upper box sidewall of the below of two groups of lubricant oil guiding tendons is respectively equipped with main oil trap and three independently secondary oil trap, main oil trap is provided with oil level plate, lubricant oil is introduced main oil trap by lubricant oil guiding tendon, three independently secondary oil traps are overflowed into by the equilibrium of oil level plate after main oil trap oil is full, lubricant oil in secondary oil trap respectively by independently oil duct to input gear axle, the spring bearing of intermediate gear shaft and axletree provides lubrication, the below of lower box is main oil sump, is provided with time oil sump below the spring bearing of axletree, and the lubricant oil refluxed by axle support bearing overflows into main oil sump after entering time oil sump by spill port,
B) jack shaft gearwheel lower teeth immerses in the lubricant oil of main oil sump, and axletree gearwheel lower teeth immerses in time oil sump;
C) lower box afterbody is provided with a pouring orifice corresponding with secondary oil sump, and the sidewall of lower box is provided with an oil level peep hole corresponding with lubricant oil operating fluid level, and two corresponding with primary and secondary oil sump bottommost respectively fuel outlets.
2. the gear-box of rail traffic vehicles according to claim 1, it is characterized in that: intermediate gear shaft two ends are provided with stifle, input gear axle one end is stifle, the other end stretches out upper box, casing is all stretched out in axletree two ends, and when input gear axle and axletree pass through casing and the connecting part of casing all adopts labyrinth seal.
3. the gear-box of rail traffic vehicles according to claim 2, is characterized in that: adopt O type circle and sealant sealing between described stifle and casing, stifle is fixedly connected with casing by fixing bolt.
4. according to the gear-box of the rail traffic vehicles one of claim 1-3 Suo Shu, it is characterized in that: the input end of described input gear axle is the tapering of 1:50, the end of input gear axle is provided with dismounting high pressure oilhole, and oil ga(u)ge is adjacent with oil hole, in box section corner place layout at a right angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310125596.3A CN103195912B (en) | 2013-04-12 | 2013-04-12 | The gear-box of rail traffic vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310125596.3A CN103195912B (en) | 2013-04-12 | 2013-04-12 | The gear-box of rail traffic vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103195912A CN103195912A (en) | 2013-07-10 |
| CN103195912B true CN103195912B (en) | 2016-03-23 |
Family
ID=48718642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310125596.3A Active CN103195912B (en) | 2013-04-12 | 2013-04-12 | The gear-box of rail traffic vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103195912B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633061B (en) * | 2014-12-17 | 2017-02-22 | 常州市瑞泰工程机械有限公司 | Gear case body for tramcar |
| CN105443732B (en) * | 2015-12-22 | 2017-10-10 | 常州市瑞泰工程机械有限公司 | Hydraulic power axle gear box body |
| CN105422811A (en) * | 2015-12-28 | 2016-03-23 | 南京高速齿轮制造有限公司 | Gearbox used for rail transit vehicle |
| CN107882962A (en) * | 2016-09-28 | 2018-04-06 | 中车北京南口机械有限公司 | The casing of the gear-box of rail traffic vehicles |
| CN107538568A (en) * | 2017-09-11 | 2018-01-05 | 蒙山县天宇蚕具制品有限公司 | A kind of safe and efficient lumps of wood multi-disc machine |
| CN107701708A (en) * | 2017-11-17 | 2018-02-16 | 金陵科技学院 | A kind of speed changer precisely application lubricating oil supplementary structure |
| CN109611540A (en) * | 2018-12-27 | 2019-04-12 | 南京高精轨道交通设备有限公司 | The tank shell that electric car gear box lubricating oil oil level is adjusted |
| US20220260153A1 (en) * | 2019-07-09 | 2022-08-18 | Hofer Powertrain Innovation Gmbh | Gearbox, in particular a twin gearbox, and bearing bracket with an advantageous oil lubrication by means of a multi-chamber system, as well as method suitable for lubricating such a gearbox |
| CN110657229A (en) * | 2019-08-12 | 2020-01-07 | 无锡格瑞芬斯精密机械制造有限公司 | Anti-eccentric gear box for rail transit vehicle |
| CN112709803A (en) * | 2021-01-04 | 2021-04-27 | 中车株洲电力机车有限公司 | Rail vehicle gear box lubricating structure and rail vehicle gear transmission device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4995971A (en) * | 1989-08-07 | 1991-02-26 | Ford Motor Company | Dual purpose automatic transmission oil pan |
| CN200993226Y (en) * | 2006-12-22 | 2007-12-19 | 三阳工业股份有限公司 | Gearbox capable of sufficiently lubricating change gear |
| CN101936384A (en) * | 2010-10-14 | 2011-01-05 | 湘电重型装备股份有限公司 | lubricating device for vertical input and output multistage transmission reduction box |
| CN102494115A (en) * | 2011-11-29 | 2012-06-13 | 南车株洲电力机车有限公司 | Bearing lubricating structure of driving gear shaft of gear box for urban rail traffic vehicle |
| CN102691751A (en) * | 2012-05-03 | 2012-09-26 | 南京高速齿轮制造有限公司 | Rail transit gearbox |
| CN203272732U (en) * | 2013-04-12 | 2013-11-06 | 南京高速齿轮制造有限公司 | Gear case of rail transit vehicle |
-
2013
- 2013-04-12 CN CN201310125596.3A patent/CN103195912B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4995971A (en) * | 1989-08-07 | 1991-02-26 | Ford Motor Company | Dual purpose automatic transmission oil pan |
| CN200993226Y (en) * | 2006-12-22 | 2007-12-19 | 三阳工业股份有限公司 | Gearbox capable of sufficiently lubricating change gear |
| CN101936384A (en) * | 2010-10-14 | 2011-01-05 | 湘电重型装备股份有限公司 | lubricating device for vertical input and output multistage transmission reduction box |
| CN102494115A (en) * | 2011-11-29 | 2012-06-13 | 南车株洲电力机车有限公司 | Bearing lubricating structure of driving gear shaft of gear box for urban rail traffic vehicle |
| CN102691751A (en) * | 2012-05-03 | 2012-09-26 | 南京高速齿轮制造有限公司 | Rail transit gearbox |
| CN203272732U (en) * | 2013-04-12 | 2013-11-06 | 南京高速齿轮制造有限公司 | Gear case of rail transit vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103195912A (en) | 2013-07-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103195912B (en) | The gear-box of rail traffic vehicles | |
| CN203272732U (en) | Gear case of rail transit vehicle | |
| CN102691751B (en) | Rail transit gearbox | |
| CN203285964U (en) | Oil scooping type lubricating device for pumping unit speed reducer | |
| CN205446632U (en) | Gearbox for rail transit vehicle | |
| CN201953960U (en) | Novel end cover of triple reduction gear | |
| CN205534165U (en) | Gear assembly | |
| CN102494115A (en) | Bearing lubricating structure of driving gear shaft of gear box for urban rail traffic vehicle | |
| CN103363081B (en) | Gear-box and engineering machinery | |
| CN203395158U (en) | Gearbox and engineering machine | |
| CN203022840U (en) | Oiling and oil discharge device inside lubricating oil tank during motive power mechanical equipment maintenance | |
| CN206487768U (en) | A kind of oil lubricating system of hotdie forging press crankshaft-link rod | |
| CN205859128U (en) | A kind of reducer shell oil channel structure | |
| CN202280822U (en) | Bearing lubricating device for reducer | |
| CN106151210A (en) | A kind of can be fuel-displaced self-lubricating bolt | |
| CN104033579A (en) | Transmission shaft sealing device | |
| CN207297841U (en) | A kind of rack pinion self-lubricating device | |
| CN103573999B (en) | Crane travelling wheel exposed gear lubricating system and include its crane | |
| CN203214846U (en) | Oil pan for gearbox | |
| CN109058431A (en) | Compact self oiling block shaft gear box body, gear-box and traveling transmission system | |
| CN206439381U (en) | The lubricating structure of planetary gear train spring bearing in wind turbine gearbox | |
| CN201941803U (en) | Complementary type internal lubricating speed changing box for locomotive | |
| CN202768644U (en) | Bearing lubricating device and engineering machinery | |
| CN206338391U (en) | The combined system of multifunctional road sweeper hydraulic pump and engine | |
| CN208900688U (en) | Vertical spiral umbrella gear box lubrication system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161101 Address after: Nanjing City, Jiangsu province Mingrui road 211106 Jiangning economic and Technological Development Zone Patentee after: Nanjing Gao Jing rail transportation equipment Co., Ltd. Address before: 211100 No. 1 East Tianyuan Road, Jiangning Science Park, Nanjing, Jiangsu Patentee before: Nanjing High Speed Gear Manufacturing Co., Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20191010 Address after: Nanjing City, Jiangsu province Mingrui road 211106 Jiangning economic and Technological Development Zone Co-patentee after: Nanjing High Precision Transmission Equipment Manufacturing Group Co., Ltd. Patentee after: Nanjing Gao Jing rail transportation equipment Co., Ltd. Address before: Nanjing City, Jiangsu province Mingrui road 211106 Jiangning economic and Technological Development Zone Patentee before: Nanjing Gao Jing rail transportation equipment Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200511 Address after: 210000 Mingrui Road, Jiangning Economic and Technological Development Zone, Nanjing City, Jiangsu Province Patentee after: NANJING GAOJING TRACK TRAFFIC EQUIPMENT Co.,Ltd. Address before: Nanjing City, Jiangsu province Mingrui road 211106 Jiangning economic and Technological Development Zone Co-patentee before: Nanjing High Precision Transmission Equipment Manufacturing Group Co., Ltd. Patentee before: NANJING GAOJING TRACK TRAFFIC EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |