CN105299189B - A kind of axle gear box - Google Patents
A kind of axle gear box Download PDFInfo
- Publication number
- CN105299189B CN105299189B CN201510848695.3A CN201510848695A CN105299189B CN 105299189 B CN105299189 B CN 105299189B CN 201510848695 A CN201510848695 A CN 201510848695A CN 105299189 B CN105299189 B CN 105299189B
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- China
- Prior art keywords
- casing
- gear
- box
- driving shaft
- power transmission
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- 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.)
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Classifications
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- 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
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- 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
- F16H57/027—Gearboxes; Mounting gearing therein characterised by means for venting gearboxes, e.g. air breathers
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- 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
- F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
- F16H57/0436—Pumps
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a kind of axle gear box, casing includes upper box and lower box, and upper box is provided with breather, lower box and is provided with dipstick；The first power transmission shaft and second driving shaft, the engagement orthogonal with the bevel gear of second driving shaft of the bevel gear of the first power transmission shaft are provided with casing；First power transmission shaft and second driving shaft are fixed on casing by bearing block, and the bottom of casing is provided with gear oil pump, and the input shaft of gear oil pump is engaged by travelling gear with the output gear on second driving shaft.The axle gear box of the present invention, with good mechanical performance, it is possible to achieve the multistage transmission of power, while the gear oil pump of lubricating system is driven by second driving shaft, lubrication was descended more preferably, was less prone to error.
Description
Technical field
The present invention relates to power transmission device, and in particular to a kind of axle gear box.
Background technology
Existing intercity EMUs use splash lubrication mode with gearbox lubrication, that is, pass through the turning handle tooth of driven gear
The lubricating oil of roller box bottom storage is taken on the inwall of little gear and gear-box, then bearing is carried out by the oil circuit specially set
Lubrication.
Driven gear bearing inner ring is directly installed on axletree by interference fit, and outer ring is directly matched somebody with somebody with gear housing
Close, i.e., bearing block is arranged on gear housing, and because gear housing is made up of upper box, lower box two parts, flask joint passes through
Slight between flask joint alters in driven gear bearing block, the mismachining tolerance of gear-box, rigging error and vehicle operation
It is dynamic, the life-span of driven gear bearing can be all reduced, serious can even make bearing break down.Further, since intercity EMUs
Running velocity is higher, and the rotating speed of box bearing and gear is also significantly improved, and causes the air pressure inside gear-box higher, meeting
Occurs the not smooth situation of oil return, so as to have the generation of permeability phenomenon, permeability meeting between the outer end cap and casing of driven gear both sides
Cause driven gear bearing insufficient lubrication.Meanwhile, in gear-box assembling process, the adjustment of driven gear bearing axial gap is
Realized by match grinding seal, this gap adjustment mode causes gear-box packaging technology complexity, inefficiency.
Meanwhile, existing axle gear box uses the parallel kind of drive mostly so that the efficiency ratio of transmission is not allowed easily-controllable
System, and also easily there is safety problem when being run at high speed.The lubricating system of existing gear-box and power transmission shaft are mutual
Independent, the mist of oil of lubricating oil formation is directly discharged in air mostly, while the processing to mist of oil is also incorrect.
The content of the invention
It is an object of the invention to provide a kind of axle gear box.
Up to above-mentioned purpose, to provide a kind of axle gear box, including casing, casing in one embodiment of the present of invention
Including upper box and lower box, upper box is provided with the breather for being used for realizing gas exchanges inside and outside casing, lower box and set
There is the dipstick for detection case body bottom oil mass height；
The first power transmission shaft and second driving shaft, the bevel gear of the first power transmission shaft and the cone of second driving shaft are provided with casing
The orthogonal engagement of gear；First power transmission shaft and second driving shaft are fixed on casing by bearing block, and the bottom of casing is provided with gear
Oil pump, the input shaft of gear oil pump is engaged by travelling gear with the output gear on second driving shaft.
It is preferred that, casing is provided with torque arm seat and is equipped with torque arm assembly.
It is preferred that, gear oil pump is two-way gear oil pump.
It is preferred that, the input shaft centre line of gear oil pump is 191mm with the distance of second driving shaft center line.
It is preferred that, the central axis of the first power transmission shaft and second driving shaft.
It is preferred that, casing is formed using the cast of ZG230~450, and casing wall thickness is 12mm.
It is preferred that, the gearratio of the first power transmission shaft and second driving shaft is 36:22.
It is preferred that, the size of casing is long 955 ㎜ × wide 787 ㎜ × high 796 ㎜.
It is preferred that, breather includes the inner casing of shell and setting inside the housing, and the bottom of inner casing is provided with air inlet pipe, inner casing
Internal cavity be provided with a lower camber side plate to lower recess, the lowest part of lower camber side plate is provided with drip hole, and lower camber side plate is close
The region of inner casing inwall is provided with stomata；Lower camber side plate is provided with screen cloth, and screen cloth is provided with upper cambered plate, the middle part of upper cambered plate
Provided with gas outlet；Rotor plate is provided between air inlet pipe and the lower camber side plate, the two ends of the rotor plate are rotatably embedded in
In inner casing inwall；Middle part both sides on the rotor plate are equipped with blade, and blade is arc shaped blade, and the radius of blade is along rotor plate
Center line be gradually reduced in the middle part of rotor plate.
The axle gear box of the present invention, with good mechanical performance, it is possible to achieve the multistage transmission of power, lubricates simultaneously
The gear oil pump of system is driven by second driving shaft, and lubrication was descended more preferably, was less prone to error.Meanwhile, the present invention is provided with
Good breather, can the good processing of many mist of oils progress.
Brief description of the drawings
Fig. 1 is a side view of the invention；
Fig. 2 is another side view of the invention；
Fig. 3 is the structural representation of breather of the present invention；
Fig. 4 is box inner structure schematic diagram.
Wherein, 1, upper box；2nd, lower box；3rd, breather；4th, dipstick；5th, the first power transmission shaft；6th, second driving shaft；7th, tooth
Take turns oil pump；8th, torque arm seat；9th, torque arm assembly；51st, bevel gear；61st, bevel gear；62nd, travelling gear；31st, shell；32nd, inner casing；
33rd, envelope emits；34th, air inlet pipe；36th, drip hole；37th, stomata；38th, screen cloth；39th, upper cambered plate；310th, gas outlet；311st, sponge；
312nd, ventilation mouth；313rd, drier；314th, rotor plate.
Embodiment
The invention provides a kind of axle gear box, including casing, casing includes upper box 1 and lower box 2, upper box 1
Together with being bolted to connection with lower box 2, the internal casing with larger cavity is formed.
Upper box 1 is provided with the breather 3 for being used for realizing gas exchanges inside and outside casing, lower box 2 and is provided with for examining
Survey the dipstick 4 of bottom half oil mass height.
The first power transmission shaft 5 and second driving shaft 6 are provided with casing, the bevel gear 51 and second of the first power transmission shaft 5 is driven
The orthogonal engagement of bevel gear 61 of axle 6, i.e. the first power transmission shaft 5 and the central axis of second driving shaft 6, pass through matching somebody with somebody for bevel gear
Close, the radial direction power that can input the first power transmission shaft 5 is transformed into the axial power of second driving shaft 6 so that second driving shaft 6
Installation direction with the first power transmission shaft 5 is vertical.First power transmission shaft 5 and second driving shaft 6 may be mounted at upper box 1 with
In the plane, the gearratio of the first power transmission shaft 5 and second driving shaft 6 is 36 for the faying face institute of casing 2:22.
First power transmission shaft 5 and second driving shaft 6 are fixed on by bearing block realizes freely rotating in casing on casing,
The bottom of casing is provided with gear oil pump 7, and the input shaft of gear oil pump 7 passes through the output on travelling gear 62 and second driving shaft 6
Gear is engaged so that second driving shaft 6 can drive gear oil pump 7 to be lubricated when rotating.
In the optimal enforcement example of the present invention, casing is provided with torque arm seat 8 and is equipped with torque arm assembly 9.Gear oil pump is
Two-way gear oil pump；The input shaft centre line of gear oil pump is 191mm with the distance of second driving shaft center line.Casing is used
The cast of ZG230~450 is formed, and casing wall thickness is 12mm；The size of casing is long 955 ㎜ × wide 787 ㎜ × high 796 ㎜.
The breather 3 of the present invention includes shell 31 and the inner casing 32 being arranged on inside shell 31, and the bottom of inner casing 32 is provided with
Air inlet pipe 34, the internal cavity of inner casing 32 is provided with a lower camber side plate to lower recess, and the lowest part of lower camber side plate is provided with drop
Hole 36, lower camber side plate is provided with stomata 37 close to the region of the inwall of inner casing 32；Lower camber side plate is provided with screen cloth 38, screen cloth 38 and set
There is upper cambered plate 39, the middle part of upper cambered plate 39 is provided with gas outlet 310；Rotor plate is provided between air inlet pipe 34 and lower camber side plate
314, the two ends of rotor plate 314 are rotatably embedded in the inwall of inner casing 32；Middle part both sides on rotor plate 314 are equipped with leaf
Piece, blade is arc shaped blade, and the center line of the radius of blade along rotor plate is gradually reduced in the middle part of rotor plate.
The top end of shell 31 and inner casing 32 is provided with gas channel and sealing cap 33, has chamber between shell 31 and inner casing 32
Drier 313 is provided with body, cavity, bottom is provided with sponge 311 and ventilation mouth 312.Under the fogging oil formed in casing passes through
After the stomata processing of cambered plate, kept away in lower camber side plate and form oil film, and then flowed out along radian by drip hole, do not removed completely
Fogging oil after the processing of upper cambered plate, handled in another cambered surface, so formed oil film under drip.The present invention
Allow fogging oil by two opposite cambered plates, oil processing will be atomized automatically.Blade is arc shaped blade, the surface of arc shaped blade
For stomata region, the middle part surface of rotor plate is the position of drip hole 36.Mist of oil is after inner casing 32 is entered, in arc-shaped leaf
Enter blowhole region under the drainage of piece, while also extending the walking path of mist of oil so that it can preferentially enter stomata.
Claims (8)
1. a kind of axle gear box, including casing, the casing include upper box and lower box, it is characterised in that：
The upper box is provided with the breather for being used for realizing gas exchanges inside and outside casing, the lower box and is provided with for examining
Survey the dipstick of bottom half oil mass height；
Breather includes the inner casing of shell and setting inside the housing, and the bottom of inner casing is provided with air inlet pipe, the internal cavity of inner casing
A lower camber side plate to lower recess is provided with, the lowest part of lower camber side plate is provided with drip hole, and lower camber side plate is close to inner casing inwall
Region is provided with stomata；Lower camber side plate is provided with screen cloth, and screen cloth is provided with upper cambered plate, and the middle part of upper cambered plate is provided with outlet
Mouthful；Rotor plate is provided between air inlet pipe and the lower camber side plate, the two ends of the rotor plate are rotatably embedded in inner casing inwall
It is interior；Middle part both sides on the rotor plate are equipped with blade, and blade is arc shaped blade, the center line of the radius of blade along rotor plate
It is gradually reduced in the middle part of to rotor plate；
The first power transmission shaft and second driving shaft, the bevel gear of first power transmission shaft and second driving shaft are provided with the casing
The orthogonal engagement of bevel gear；First power transmission shaft and second driving shaft are fixed on casing by bearing block, the casing
Bottom is provided with gear oil pump, and the input shaft of the gear oil pump passes through the output gear on travelling gear and the second driving shaft
Engagement.
2. axle gear box as claimed in claim 1, it is characterised in that：The casing is provided with torque arm seat and is equipped with drawing
Arm assembly.
3. axle gear box as claimed in claim 1, it is characterised in that：The gear oil pump is two-way gear oil pump.
4. axle gear box as claimed in claim 1, it is characterised in that：The input shaft centre line of the gear oil pump and second
The distance of center transmission shaft line is 191mm.
5. axle gear box as claimed in claim 1, it is characterised in that：The center of first power transmission shaft and second driving shaft
Line is vertical.
6. axle gear box as claimed in claim 1, it is characterised in that：The casing is using the cast of ZG230~450
Into casing wall thickness is 12mm.
7. axle gear box as claimed in claim 1, it is characterised in that：The transmission of first power transmission shaft and second driving shaft
Than for 36:22.
8. axle gear box as claimed in claim 1, it is characterised in that：The size of the casing is long 955 ㎜ × wide 787 ㎜
× high 796 ㎜.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510848695.3A CN105299189B (en) | 2015-11-30 | 2015-11-30 | A kind of axle gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510848695.3A CN105299189B (en) | 2015-11-30 | 2015-11-30 | A kind of axle gear box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105299189A CN105299189A (en) | 2016-02-03 |
| CN105299189B true CN105299189B (en) | 2017-09-15 |
Family
ID=55196804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510848695.3A Active CN105299189B (en) | 2015-11-30 | 2015-11-30 | A kind of axle gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105299189B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114207A (en) * | 2018-08-07 | 2019-01-01 | 中联重科股份有限公司 | Power drive system and crane |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4255170A (en) * | 1978-09-02 | 1981-03-10 | Voith Turbo Gmbh & Co. Kg | Venting device for the housing of a rotary machine |
| CN101984274A (en) * | 2010-09-29 | 2011-03-09 | 中国铝业股份有限公司 | Labyrinth-type breather hole cover |
| CN202851914U (en) * | 2012-09-17 | 2013-04-03 | 资阳南车传动有限公司 | CF45 tonnage axle gear box used for pure storage battery locomotive |
| CN203189691U (en) * | 2013-03-25 | 2013-09-11 | 南车戚墅堰机车车辆工艺研究所有限公司 | Gearbox ventilator |
| CN104075007A (en) * | 2013-03-26 | 2014-10-01 | 日东电工株式会社 | Ventilation member |
| CN204113648U (en) * | 2014-07-28 | 2015-01-21 | 资阳南车传动有限公司 | A kind of double-direction gearpump |
| CN104455336A (en) * | 2014-10-14 | 2015-03-25 | 资阳南车传动有限公司 | Railroad engineering car axle gear box |
| CN104633065A (en) * | 2014-12-26 | 2015-05-20 | 南车戚墅堰机车车辆工艺研究所有限公司 | Breather for gear box and using method of breather for gear box |
| CN105408664A (en) * | 2013-07-29 | 2016-03-16 | W.L.戈尔及同仁股份有限公司 | Vent system |
| CN205298476U (en) * | 2015-11-30 | 2016-06-08 | 资阳中车传动有限公司 | Axle gear box |
-
2015
- 2015-11-30 CN CN201510848695.3A patent/CN105299189B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4255170A (en) * | 1978-09-02 | 1981-03-10 | Voith Turbo Gmbh & Co. Kg | Venting device for the housing of a rotary machine |
| CN101984274A (en) * | 2010-09-29 | 2011-03-09 | 中国铝业股份有限公司 | Labyrinth-type breather hole cover |
| CN202851914U (en) * | 2012-09-17 | 2013-04-03 | 资阳南车传动有限公司 | CF45 tonnage axle gear box used for pure storage battery locomotive |
| CN203189691U (en) * | 2013-03-25 | 2013-09-11 | 南车戚墅堰机车车辆工艺研究所有限公司 | Gearbox ventilator |
| CN104075007A (en) * | 2013-03-26 | 2014-10-01 | 日东电工株式会社 | Ventilation member |
| CN105408664A (en) * | 2013-07-29 | 2016-03-16 | W.L.戈尔及同仁股份有限公司 | Vent system |
| CN204113648U (en) * | 2014-07-28 | 2015-01-21 | 资阳南车传动有限公司 | A kind of double-direction gearpump |
| CN104455336A (en) * | 2014-10-14 | 2015-03-25 | 资阳南车传动有限公司 | Railroad engineering car axle gear box |
| CN104633065A (en) * | 2014-12-26 | 2015-05-20 | 南车戚墅堰机车车辆工艺研究所有限公司 | Breather for gear box and using method of breather for gear box |
| CN205298476U (en) * | 2015-11-30 | 2016-06-08 | 资阳中车传动有限公司 | Axle gear box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105299189A (en) | 2016-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 641303 Ziyang City, Yanjiang Province Linjiang Town, the town of Spring Street, No. 68, attached to No. 1, No. Applicant after: CRRC ZIYANG TRANSMISSION CO., LTD. Address before: 641303 Ziyang City, Yanjiang Province Linjiang Town, the town of Spring Street, No. 68, attached to No. 1, No. Applicant before: CSR Ziyang Transmission Co., Ltd. |
|
| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180214 Address after: 213011 Wuyi Road, Qishuyan District, Jiangsu, China, No. 258, No. Patentee after: CRRC QISHUYAN INSTITUTE CO., LTD. Address before: 641303 Ziyang City, Yanjiang Province Linjiang Town, the town of Spring Street, No. 68, attached to No. 1, No. Patentee before: CRRC ZIYANG TRANSMISSION CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181026 Address after: 641302 No. 68, No. 1, Qingquan Pu street, Linjiang Town, Yanjiang District, Ziyang, Sichuan. Patentee after: Ziyang Zhong Gong locomotive transmission Co., Ltd. Address before: 213011 258 Wuyi Road, Qishuyan District, Changzhou, Jiangsu Patentee before: CRRC QISHUYAN INSTITUTE CO., LTD. |