CN105422811A - Gearbox used for rail transit vehicle - Google Patents
Gearbox used for rail transit vehicle Download PDFInfo
- Publication number
- CN105422811A CN105422811A CN201510994677.6A CN201510994677A CN105422811A CN 105422811 A CN105422811 A CN 105422811A CN 201510994677 A CN201510994677 A CN 201510994677A CN 105422811 A CN105422811 A CN 105422811A
- Authority
- CN
- China
- Prior art keywords
- shaft
- oil
- box
- output shaft
- output
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0409—Features relating to lubrication or cooling or heating characterised by the problem to increase efficiency, e.g. by reducing splash losses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
- F16H2057/0235—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly specially adapted to allow easy accessibility and repair
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention relates to a gearbox used for a rail transit vehicle. Center lines of an input shaft and an output shaft of the gearbox are perpendicular to each other; a middle gear shaft which is parallel to the output shaft is arranged between the input shaft and the output shaft; the input shaft is engaged with a middle bevel gear of the middle gear shaft by virtue of a spiral bevel gear; supporting points at the two ends of the output shaft are hollow shafts; an output big gear is arranged on the output shaft; the middle gear shaft is engaged with the output large gear on the output shaft; an output flange plate is positioned at the output side of the output shaft; a jointed surface of the output flange plate and the output shaft is end surface teeth which are matched with each other; and the output flange plate passes through a central connecting bolt, so that end surface teeth of the jointed surface are engaged with each other. A mounting hole which is in butt joint with the output flange plate is mounted in the central axis of the output shaft, and the central connecting bolt is assembled in the mounting hole; the input shaft is supported on an upper box body by virtue of one four-point ball bearing and two cylindrical roller bearings in a input bearing base; and the two ends of each of the middle gear shaft and the output shaft are respectively supported on a box body by virtue of a bearing in the bearing base.
Description
Technical field
The present invention relates to a kind of gear-box, particularly relate to a kind of gear-box for rail traffic vehicles.
Background technique
Along with the development of urban rail transit vehicles, the type of rail traffic gear box is also on the increase, and particularly tram car gear-box has very large development prospect by future.But tram car gear-box is in the development phase of production domesticization, how to realize the lightweight of tram car gear-box, need constantly to strengthen; How the structure of the gear-box of layout optimization, need enter detailed analysis.Such as, early stage track gear case is generally arranged in the middle of transmission shaft, transmission shaft passes through gear-box, input shaft is parallel with transmission shaft, the track gear case of this structure, not only installs inconvenience, because its mounting point is in the middle of track, need to occupy higher installing space, cause the chassis in compartment higher.In addition, the lubrication of track gear case is all generally adopt splash lubrication pattern, and after the structure of track gear case changes, can traditional splash lubrication pattern ensure the lubricating requirement of new structure, and these are all the technical problems that related domain needs to pay close attention to.
Summary of the invention
The object of the invention is to, the installation difficulty that the basic structure for current track gear-box exists, and chassis comparatively high-technology problem, and to the lubrication problem that may cause after architecture advances, provide a kind of gear-box for rail traffic vehicles.
The object of the present invention is achieved like this: a kind of gear-box for rail traffic vehicles, comprise upper box, lower box, input shaft, intermediate gear shaft, output shaft, output gearwheel and measure speed gears, upper box is provided with hanger erection seat, the connecting part of upper lower box is through the center of output shaft and be fixedly connected with by clamping bolt, be provided with oil sump, oil hole, drain oil and oil level observation panel in lower box, it is characterized in that:
A) input shaft is mutually vertical with the center line of output shaft, is provided with the intermediate gear shaft parallel with output shaft between input shaft with output shaft;
B) input shaft end is provided with spiral bevel gear; Intermediate gear shaft is provided with the middle umbrella gear mated with spiral bevel gear; Output shaft two end supports point is hollow shaft, output shaft is provided with the output gearwheel be solidified as a whole, output flange is positioned at the outlet side of output shaft, output flange and the mating face of output shaft are the end-tooth mutually mated, the medial axis of output shaft is provided with the mounting hole docked with output flange, and mounting hole is furnished with center connecting bolt;
C) input shaft containing spiral bevel gear is supported in upper box by 4 ball bearings of in input shaft bearing and two roller bearings, the strong point of 4 ball bearings between the strong point of two roller bearings, intermediate gear shaft and output shaft two ends respectively by the bearings in bearing support in casing; Input shaft is engaged with middle umbrella gear by spiral bevel gear, and intermediate gear shaft engages with the output gearwheel on output shaft, and output flange makes the end-tooth on mating face engage each other by center connecting bolt.
In the present invention, on intermediate gear shaft and output shaft, square box is provided with oil baffle, corresponding oil trap is respectively equipped with above intermediate gear shaft and output shaft two end axles bearing, lubricant oil imports oil trap by oil baffle, the oilhole arriving at spring bearing is provided with in oil trap, described bearing support lower square box is respectively equipped with oil back chamber, in oil back chamber, is provided with the oilhole returning oil sump.
In the present invention, above input shaft bearing, casing is provided with input set oil groove, is provided with the oilhole arriving at each spring bearing in input set oil groove, and the below of input shaft bearing is provided with spill port; Intermediate gear shaft square box is also provided with the middle oil trap corresponding with oil baffle, and the oil trap that middle oil trap is corresponding with intermediate gear shaft two end axles bearing is linked up, and meanwhile, middle oil trap is also provided with the extradition groove of linking up with input set oil groove.
In the present invention, the spill port outlet port be positioned at below input shaft bearing is provided with enclosing.In the present invention, the junction plane of upper lower box is through the center line of output shaft, and be 38 degree with the angle of substantially horizontal, oil sump is provided with below upper box, it is lower oil sump below lower box, upper and lower oil sump is all provided with drain oil, and oil hole is located at the upper box above oil sump, and oil level observation panel is located on the lower box corresponding with lower oil sump operating fluid level.
In the present invention, the suspension rod ball strand in suspension rod adopts metal rubber piece; The butt end of input shaft input side and power source is the tapering of 1:50, and input shaft is provided with high pressure dismounting oilhole; Pass through between the input shaft of casing and output shaft and casing and be equipped with seal arrangement.
In the present invention, described seal arrangement comprises the labyrinth oil seal built by disc, stationary ring, rotating ring.
In the present invention, the spill port of seal arrangement is located in the chamber of sealing inner side.
The invention has the advantages that: because input shaft is mutually vertical with the center line of output shaft, output flange is positioned at the outlet side of output shaft, by the mounting point of track gear case by the one end moving on to wheel shaft in live axle, to the installation of gear-box and maintenance all very convenient, the actual height of carriage chassis can also be reduced after especially changing the mounting point of track gear case.Because upper box is provided with hanger erection seat, the medial axis of output shaft is provided with the mounting hole docked with output flange simultaneously, and mounting hole is furnished with connecting bolt, and this means of fixation is installed very convenient.Because output flange and the mating face of output shaft are the end-tooth mutually mated, the flange plate of this structure, the moment of torsion that junction plane transmission is larger.Because 4 ball bearings of in input shaft bearing and two roller bearings are supported in upper box, the strong point of 4 ball bearings is between the strong point of two roller bearings, the input shaft generally adopted with traditional track gear case adopts two roller bearings and 4 ball bearings, the layout type that four penalty kick bearings are positioned at the outside of two roller bearings is compared, roller bearing in the present invention is used for bearing radial force, 4 ball bearings are used for bearing axial force, this layout pattern of the present invention can increase the span of two roller bearings, greatly improve the stability of bearing arrangement, extend bearing working life.Because the junction plane of upper lower box and the angle of substantially horizontal are 38 degree, oil sump is provided with below upper box, it is lower oil sump below lower box, above input shaft bearing, casing is provided with input set oil groove, the oilhole arriving at each spring bearing is provided with in input set oil groove, the below of input shaft bearing is provided with spill port, and intermediate gear shaft square box is also provided with the middle oil trap corresponding with oil baffle, the oil trap that middle oil trap is corresponding with intermediate gear shaft two end axles bearing is linked up, simultaneously, middle oil trap is also provided with the extradition groove of linking up with input set oil groove, the lubricant oil of splashing can be crossed intermediate gear shaft like this and provide lubrication by the extradition groove input set oil groove that induces one for input shaft bearing.Because the spill port outlet port be positioned at below input shaft bearing is provided with enclosing, can to guarantee near spill port, not easily by impurity or blocking, to guarantee that oil return is smooth and easy.Because input shaft and power source are the taper fit of 1:50, input shaft is provided with high pressure dismounting oilhole, dismantles convenient.Pass through between the input shaft of casing and output shaft and casing and be equipped with seal arrangement, can prevent dust from entering gear-box, prevent oil leak simultaneously, guarantee gear-box reliable operation.Compact structure of the present invention, assembling is safeguarded all very convenient.
Accompanying drawing explanation
Fig. 1 is the form structure schematic diagram of the embodiment of the present invention.
Fig. 2 is that Figure 1A-A is to sectional view.
Fig. 3 is the structural representation of upper box embodiment.
Fig. 4 is that Fig. 3 B-B is to sectional schematic diagram.
Fig. 5 is that Fig. 3 C-C is to sectional schematic diagram.
Fig. 6 is that the lubricant oil of embodiment of the present invention input shaft bearing is for oil-returning structure.
In figure, 1, upper box, 2, lower box, 3, input shaft, 4, middle umbrella gear, 5, intermediate gear shaft, 6, output shaft, 7, output flange, 8, drum-type gear coupling, 9, suspension rod, 10, inspection hole cover, 11, upper oil sump, 12, oil hole, 13, drain oil, 14, drain oil, 15, clean oil mark, 16, center connecting bolt, 17, input set oil groove, 18, drainage trough, 19, middle oil trap, 20, oil baffle, 21, 4 ball bearings, 22, roller bearing, 23, oil back chamber, 24, spiral bevel gear, 25, enclosing, 26, export gearwheel, 27, oil trap, 28, axletree, 29, false axletree, 30, nylon jacket, 31, spill port, 32, hanger erection seat.
Embodiment
The nonrestrictive concrete structure disclosing the embodiment of the present invention of accompanying drawing, carries out concrete elaboration below in conjunction with accompanying drawing to technological scheme of the present invention.
The gear-box of rail traffic vehicles as seen from Figure 1, comprise upper box 1 and lower box 2, upper box 1 is provided with hanger erection seat 32, suspension rod 9 lower end is connected with hanger erection seat 32, the junction plane of upper box 1 and lower box 2 is through the center line of output shaft 6, and be 38 degree with the angle of substantially horizontal, oil sump 11 is provided with below upper box 1, it is lower oil sump below lower box 2, upper oil sump 11 is provided with drain oil 13, lower oil sump is provided with drain oil 14, oil hole 12 is located at the upper box 1 above oil sump 11, the oil level observation panel being furnished with clean oil mark 15 is located on the lower box 2 corresponding with lower oil sump operating fluid level, the input end of gear-box is docked with power source by drum type coupling 8, the top of upper box 1 is also provided with perspective lid 10.
Input shaft 3 is mutually vertical with the center line of output shaft 6 as seen from Figure 2, is provided with the intermediate gear shaft 5 parallel with output shaft 6 between input shaft 3 with output shaft 6; Input shaft 3 end is provided with spiral bevel gear 24; Intermediate gear shaft 5 is provided with the middle umbrella gear 4 mated with spiral bevel gear 24; Output shaft 6 two end supports point is hollow shaft, output shaft 6 is provided with the output gearwheel 26 be solidified as a whole, output flange 7 is positioned at the outlet side of output shaft 6, output flange 7 and the mating face of output shaft 6 are the end-tooth mutually mated, the medial axis of output shaft 6 is provided with the mounting hole docked with output flange 7, and mounting hole is furnished with center connecting bolt 16.
In the present embodiment, input shaft 3 containing spiral bevel gear 24 is supported in upper box 1 by 4 ball bearings 21 of in input shaft bearing and two roller bearings 22, the strong point of 4 ball bearings 21 between the strong point of two roller bearings 22, intermediate gear shaft 5 and output shaft 6 two ends respectively by the bearings in bearing support in casing.Input shaft 3 is engaged with middle umbrella gear 4 by spiral bevel gear, intermediate gear shaft 5 engages with the output gearwheel 26 on output shaft 6, output flange 7 is connected with the false axletree 29 on axletree 28, axletree end is furnished with nylon jacket 30, axletree is connected with output shaft 6 by center connecting bolt 16, makes the end-tooth on output flange 7 and output shaft 6 mating face engage each other simultaneously.
From Fig. 3-Fig. 5, in upper box, oil sump 11 is provided with below upper box 1, it is lower oil sump (figure does not show) below lower box 2, on intermediate gear shaft 5 and output shaft 6, square box is provided with equal oil baffle 20, be respectively equipped with corresponding oil trap 27(Fig. 6 above intermediate gear shaft 5 and output shaft 6 two end axles bearing and show only oil trap 27 above output shaft 5, the oil trap 27 of intermediate gear shaft 5 is identical with it), lubricant oil imports oil trap 27 by oil baffle 20, the oilhole arriving at spring bearing is provided with in oil trap 27, described bearing support lower square box is respectively equipped with oil back chamber 23, (Fig. 5 show only the oil back chamber 23 below intermediate gear shaft 5 to be provided with the oilhole returning oil sump in oil back chamber 23, oil back chamber 23 structure of output shaft 6 is identical, it is located in lower box 2).
In the present embodiment, intermediate gear shaft 5 square box is also provided with the middle oil trap 19 corresponding with oil baffle 20, the oil trap 27 that middle oil trap 19 is corresponding with intermediate gear shaft 5 two end axles bearing is linked up, and meanwhile, middle oil trap 19 is also provided with the extradition groove 18 of linking up with input set oil groove 17.
As seen from Figure 6, spill port 31 outlet port be positioned at below input shaft bearing is provided with enclosing 23.
During concrete enforcement, the butt end of input shaft 3 input side and power source is the tapering of 1:50, and input shaft 3 is provided with high pressure dismounting oilhole; Pass through between the input shaft 3 of casing and output shaft 6 with corresponding casing and be equipped with seal arrangement.Described seal arrangement can comprise the labyrinth oil seal built by disc, stationary ring, rotating ring, and the spill port of seal arrangement is located in the chamber of sealing inner side.
Claims (8)
1. the gear-box for rail traffic vehicles, comprise upper box, lower box, input shaft, intermediate gear shaft, output shaft, output gearwheel and measure speed gears, upper box is provided with hanger erection seat, the connecting part of upper lower box is through the center of output shaft and be fixedly connected with by clamping bolt, be provided with oil sump, oil hole, drain oil and oil level observation panel in casing, it is characterized in that:
A) input shaft is mutually vertical with the center line of output shaft, is provided with the intermediate gear shaft parallel with output shaft between input shaft with output shaft;
B) input shaft end is provided with spiral bevel gear; Intermediate gear shaft is provided with the middle umbrella gear mated with spiral bevel gear; Output shaft two end supports point is hollow shaft, output shaft is provided with the output gearwheel be solidified as a whole, output flange is positioned at the outlet side of output shaft, output flange and the mating face of output shaft are the end-tooth mutually mated, the medial axis of output shaft is provided with the mounting hole docked with output flange, and mounting hole is furnished with center connecting bolt;
C) input shaft containing spiral bevel gear is supported in upper box by 4 ball bearings of in input shaft bearing and two roller bearings, the strong point of 4 ball bearings between the strong point of two roller bearings, intermediate gear shaft and output shaft two ends respectively by the bearings in bearing support in casing; Input shaft is engaged with middle umbrella gear by spiral bevel gear, and intermediate gear shaft engages with the output gearwheel on output shaft, and output flange makes the end-tooth on mating face engage each other by center connecting bolt.
2. the gear-box for rail traffic vehicles according to claim 1, it is characterized in that, on intermediate gear shaft and output shaft, square box is provided with oil baffle, corresponding oil trap is respectively equipped with above intermediate gear shaft and output shaft two end axles bearing, lubricant oil imports oil trap by oil baffle, be provided with the oilhole arriving at spring bearing in oil trap, described bearing support lower square box be respectively equipped with oil back chamber, in oil back chamber, be provided with the oilhole returning oil sump.
3. the gear-box for rail traffic vehicles according to claim 2, is characterized in that, above input shaft bearing, casing is provided with input set oil groove, is provided with the oilhole arriving at each spring bearing in input set oil groove, and the below of input shaft bearing is provided with spill port; Intermediate gear shaft square box is also provided with the middle oil trap corresponding with oil baffle, and the oil trap that middle oil trap is corresponding with intermediate gear shaft two end axles bearing is linked up, and meanwhile, middle oil trap is also provided with the extradition groove of linking up with input set oil groove.
4. the gear-box for rail traffic vehicles according to claim 3, is characterized in that, the spill port outlet port be positioned at below input shaft bearing is provided with enclosing.
5. the gear-box for rail traffic vehicles according to claim 1, it is characterized in that, the junction plane of upper lower box is through the center line of output shaft, and be 38 degree with the angle of substantially horizontal, being provided with oil sump below upper box, is lower oil sump below lower box, and upper and lower oil sump is all provided with drain oil, oil hole is located at the upper box above oil sump, and oil level observation panel is located on the lower box corresponding with lower oil sump operating fluid level.
6. according to the gear-box for rail traffic vehicles one of claim 1-5 Suo Shu, it is characterized in that, the suspension rod ball strand in suspension rod adopts metal rubber piece; The butt end of input shaft input side and power source is the tapering of 1:50, and input shaft is provided with high pressure dismounting oilhole; Pass through between the input shaft of casing and output shaft and casing and be equipped with seal arrangement.
7. the gear-box for rail traffic vehicles according to claim 6, is characterized in that, described seal arrangement comprises the labyrinth oil seal built by disc, stationary ring, rotating ring.
8. the gear-box for rail traffic vehicles according to claim 7, is characterized in that, the spill port of seal arrangement is located in the chamber of sealing inner side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510994677.6A CN105422811A (en) | 2015-12-28 | 2015-12-28 | Gearbox used for rail transit vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510994677.6A CN105422811A (en) | 2015-12-28 | 2015-12-28 | Gearbox used for rail transit vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105422811A true CN105422811A (en) | 2016-03-23 |
Family
ID=55501250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510994677.6A Pending CN105422811A (en) | 2015-12-28 | 2015-12-28 | Gearbox used for rail transit vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105422811A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331904A (en) * | 2018-04-20 | 2018-07-27 | 南京高精轨道交通设备有限公司 | Gear-box suitable for rail traffic vehicles |
| CN110100121A (en) * | 2016-10-13 | 2019-08-06 | 达纳汽车股份有限公司 | The lubricating fluid baffle being fixed in axle housing |
| 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 |
| CN111503245A (en) * | 2020-05-22 | 2020-08-07 | 南京金牛机械制造股份有限公司 | Bidirectional output gearbox |
| CN113324018A (en) * | 2021-04-09 | 2021-08-31 | 浙江拓特工程设备有限公司 | Automatic go up centrifugal fan case of lubricating oil |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009067243A (en) * | 2007-09-13 | 2009-04-02 | Sumitomo Metal Ind Ltd | Railway vehicle gear device |
| CN201901157U (en) * | 2010-12-07 | 2011-07-20 | 南车株洲电力机车有限公司 | Gear box |
| CN103195912A (en) * | 2013-04-12 | 2013-07-10 | 南京高速齿轮制造有限公司 | Gear box of rail transit vehicle |
| CN203272737U (en) * | 2013-04-12 | 2013-11-06 | 南京高速齿轮制造有限公司 | Gearbox for rail transit vehicle |
| CN203496892U (en) * | 2013-09-30 | 2014-03-26 | 南车株洲电力机车有限公司 | Connecting structure between gearbox and wheel set of low floor vehicle |
| CN204200965U (en) * | 2014-10-09 | 2015-03-11 | 中国汽车工程研究院股份有限公司 | 100% low-floor rail vehicle gear drive |
| CN205446632U (en) * | 2015-12-28 | 2016-08-10 | 南京高速齿轮制造有限公司 | Gearbox for rail transit vehicle |
-
2015
- 2015-12-28 CN CN201510994677.6A patent/CN105422811A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009067243A (en) * | 2007-09-13 | 2009-04-02 | Sumitomo Metal Ind Ltd | Railway vehicle gear device |
| CN201901157U (en) * | 2010-12-07 | 2011-07-20 | 南车株洲电力机车有限公司 | Gear box |
| CN103195912A (en) * | 2013-04-12 | 2013-07-10 | 南京高速齿轮制造有限公司 | Gear box of rail transit vehicle |
| CN203272737U (en) * | 2013-04-12 | 2013-11-06 | 南京高速齿轮制造有限公司 | Gearbox for rail transit vehicle |
| CN203496892U (en) * | 2013-09-30 | 2014-03-26 | 南车株洲电力机车有限公司 | Connecting structure between gearbox and wheel set of low floor vehicle |
| CN204200965U (en) * | 2014-10-09 | 2015-03-11 | 中国汽车工程研究院股份有限公司 | 100% low-floor rail vehicle gear drive |
| CN205446632U (en) * | 2015-12-28 | 2016-08-10 | 南京高速齿轮制造有限公司 | Gearbox for rail transit vehicle |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110100121A (en) * | 2016-10-13 | 2019-08-06 | 达纳汽车股份有限公司 | The lubricating fluid baffle being fixed in axle housing |
| CN110100121B (en) * | 2016-10-13 | 2022-06-14 | 达纳汽车股份有限公司 | Lubrication fluid baffle fixed in axle housing |
| CN108331904A (en) * | 2018-04-20 | 2018-07-27 | 南京高精轨道交通设备有限公司 | Gear-box suitable for rail traffic vehicles |
| 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 |
| CN111503245A (en) * | 2020-05-22 | 2020-08-07 | 南京金牛机械制造股份有限公司 | Bidirectional output gearbox |
| CN113324018A (en) * | 2021-04-09 | 2021-08-31 | 浙江拓特工程设备有限公司 | Automatic go up centrifugal fan case of lubricating oil |
| CN113324018B (en) * | 2021-04-09 | 2022-12-20 | 绍兴上虞拓特风机有限公司 | Automatic go up centrifugal fan case of lubricating oil |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205446632U (en) | Gearbox for rail transit vehicle | |
| CN105422811A (en) | Gearbox used for rail transit vehicle | |
| CN102009663B (en) | Gear case sealing structure of urban rail vehicle | |
| CN102691751B (en) | Rail transit gearbox | |
| CN201901158U (en) | Urban rail vehicle gearbox sealing structure | |
| CN201190782Y (en) | Single stage gear reducer | |
| CN203272737U (en) | Gearbox for rail transit vehicle | |
| CN202901297U (en) | High-speed gear box sealing device and high-speed gear box applying the same | |
| CN204533372U (en) | A kind of axle gear box | |
| CN202186443U (en) | Maintaining-free guiding wheel for crawler crane | |
| CN201068934Y (en) | Centrifugal machine main bearing base for drilling fluids solid phase control system | |
| CN203892534U (en) | Double-stage drive gear box system for urban rail transit vehicle | |
| CN104608789A (en) | Rail train and shaft box structure thereof | |
| CN104500700B (en) | Streetcar gear transmission device | |
| CN204488814U (en) | Track train and structure of axle box thereof | |
| CN207523357U (en) | Horizontal wheels axle assembly and with its horizontal wheel assembly and bogie | |
| CN103727210B (en) | First-stage spiral bevel gear transmission device | |
| CN204488815U (en) | Track train and structure of axle box thereof | |
| CN202579822U (en) | Rail transit gear box | |
| CN204985365U (en) | Automobile wheel hub bearing assembly | |
| CN208774687U (en) | Vehicle-based generator set pull support component | |
| CN204610776U (en) | Novel medium bridge main speed reducer casing | |
| CN106744440A (en) | Tackle-block device | |
| CN209870397U (en) | Telescopic wheel type power unit and rail-walking type motor train unit bottom detection device | |
| CN201851598U (en) | High speed ratio gear speed reducer for industrial mining electric locomotive |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20161028 Address after: Nanjing City, Jiangsu province Mingrui road 211106 Jiangning economic and Technological Development Zone Applicant after: Nanjing Gao Jing rail transportation equipment Co., Ltd. Address before: 211100, No. 1 East Tianyuan Road, Jiangning Science Park, Jiangning District, Jiangsu, Nanjing Applicant before: Nanjing High Speed Gear Manufacturing Co., Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160323 |