CN101947917A - Transaxle of mining vehicle - Google Patents
Transaxle of mining vehicle Download PDFInfo
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- CN101947917A CN101947917A CN2010102930026A CN201010293002A CN101947917A CN 101947917 A CN101947917 A CN 101947917A CN 2010102930026 A CN2010102930026 A CN 2010102930026A CN 201010293002 A CN201010293002 A CN 201010293002A CN 101947917 A CN101947917 A CN 101947917A
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Abstract
The invention provides a transaxle of a mining vehicle, comprising an input axis, a driving bevel gear, a driven bevel gear, a differential, a semiaxis and an axle case, wherein a primary planetary reducer vertical to the input axis is arranged between the input axis and the driving bevel gear, and a centre gear of the primary planetary reducer is connected with the input axis; a planetary gear frame is connected with the driving bevel gear; an outer gear is meshed with a gear shift gear sleeve which has two connection positions, wherein one is a high gear connected with the input axis to cause the planetary reducer to rotate synchronously on the whole, and the other is a low gear connected with the axle case to cause the planetary gear frame to rotate in a reduction manner; and the gear shift gear sleeve is connected with a gear reversing cylinder. The transaxle of the mining vehicle of the invention adds the high gear for the transaxle, and can run at a relatively high speed via the most economical rotation speed of an engine so as to reduce the running characteristic of the mining vehicle on better road surfaces such as highway, and the like and reduce the fuel oil economy of running on the roads.
Description
Technical field
The present invention relates to mining heavy motor vehicle, particularly a kind of mining car variable speed drive (VSD) emigrant.
Background technology
Over the past two years, in numerous open coal mines that has exploited in the Inner Mongol, the component technology of the domestic heavy dump truck maturation of a kind of basic employing was by widening and strengthened vehicle frame; To the increasing and the reinforcement of parts such as vehicle bridge, suspension, trunk, repacking becomes above the superduty expanded letter quarry tipper of national communication rules to standard automobile width limit value.This expanded letter quarry tipper is because of its low cost of manufacture, and the mine dumping car that this domestic imported technology of the relatively more equal carrying capacity of price is produced will hang down more than half part.Add that this car carrying capacity is big, two chassis can support the freight volume of three standard heavy-duty tippers, add this car and only limit to colliery internal forwarding cubic metre of earth and stone operation in the open, not going up national highway delivery uses, the national traffic control department that has reduced suitable number again makes its usage economy of this car and benefit considerable to the vehicle operation overhead charges.For this reason, such car occurs at the open coal mine one of Inner Mongol, just is subjected to the close attention of numerous car production producer.Run quickly etc. in China heavy vapour, a vapour, Second Automobile Works, Shan vapour and north, in the past two years, and numerous and confused the tracking, the similar superduty expanded letter quarry tipper of oneself developing is released in open coal mine and other mine in the Inner Mongol.Speed of development in view of the above, the special-purpose dumping car of producing except that domestic imported technology in high price mine will be impacted, the bigger standard heavy-duty tipper of use amount also will be extruded this by this emerging superduty expanded letter mining dump truck gradually and use the car big market at present.
The expanded letter mining dump truck that existing each producer develops, abominable for adapting to the open coal mine environment for use, the road of not specializing in; The gradient is big, bend is many, and is main transportation mode with the heavy duty upward slope.So when the power transmission design of expanded letter mining dump truck is mated, all adopt matching way high-power, that torquey engine adds big speed ratio change-speed box and vehicle bridge.This matching way has guaranteed vehicle heavy duty upward slope desired power, but has made the maximum speed of vehicle on the low side, only is about 50Km/h, can not satisfy vehicle when light condition, flat pavement running and descent run, with the most economical rotating speed driving of driving engine.The average velociity that the vehicle operation is travelled is low, and uses oil consumption all higher.Simultaneously, also make vehicle in the driving process that chassis and car load shipping process and failed vehicle are reprocessed, waste time and need higher operating cost.
Domestic expanded letter mining dump truck is used drive axle always, all be on the basis of adopting general heavy dump truck drive axle, adopt lengthening and reinforcement improvement to design, with the identical (see figure 7) of drive axle basic structure of general heavy dump truck, all adopt the dual-ratio reduction drive axle that has the wheel reduction gear (not shown).But because of the vehicle bridge of expanded letter mining dump truck requires to have bigger transmitting ratio and ground Clearance, vehicle bridge manufacturer is when the repacking design, except that adopting lengthening and thickening axle housing, strengthened the revolution ratio of main reduction gear finishing bevel gear cuter and wheel reduction gear, the axle loaden mass that its vehicle bridge is allowed is bigger, and hill climbing ability is stronger.
At present, the expanded letter mining dump truck that domestic each auto producer and auto refitting plant are produced, the expanded letter mining dump truck drive axle that main employing Xuzhou U.S.A speeds, the transformation of the way of great river, Chongqing bridge factory is produced, " bold and unconstrained prestige " brand expanded letter mining dump truck that the heavy vapour of China is produced, the expanded letter mining dump truck drive axle that dress is produced with heavy vapour oneself repacking of China, its version is also basic identical with general heavy motor vehicle drive axle
Brought into use the variable-ratio automobile drive axle abroad.
In " automobile construction " that China China Machine Press published in 2007, a kind of variable-ratio automobile driving car bridge is introduced to some extent.The main reduction gear of this variable-ratio automobile driving car bridge is dual ratio final drive, and it has adopted the frame mode that is integrated by the main reduction gear of a pair of conical gear and primary planet pinion mechanism and differential cluster.
Its principle of work is: as Fig. 5, shown in Figure 6, when automobile is normally run at high speed, power is through drive bevel gear 21 inputs of main reduction gear, pass to and, liken one-level to by the bevel-gear pair transmission and slow down the satellite gear of primary planet pinion mechanism 22, gear ring and framework as the driven wheel of differential 25 of satellite gear gear ring, rotate not differential as integral body, power is through framework and be connected in the diff 26 of one, and through left and right half 27 etc., powered vehicle is run at high speed again.Before the fully loaded climb very steep slopes of automobile travels, pilot control high and low shift conversion cylinder 23, high and low shift gear shift tooth cover 24, the planetary wheel of primary planet pinion mechanism 22 is motionless with 28 lockings of emigrant's shell.When the automobile climb very steep slopes travels, power is by drive bevel gear 21 inputs of main reduction gear, after the transmitting ratio deceleration with bevel-gear pair, pass to sun and planet gear 22, slow down with the sun and planet gear transmitting ratio, after having passed through the second stage and slowing down, just by diff and semiaxis etc., drive wheels is travelled the vehicle climbing.
This variable speed drive bridge construction has improved the galloping performance, but because satellite gear and semiaxis overlapping are settled, and propulsive effort commutation number of times is a lot, and efficient reduces, and maintenance is relatively more difficult.
Summary of the invention
For remedying above-mentioned deficiency, the invention provides a kind of mining car transaxle simple in structure.
The present invention is mining car transaxle, comprise input shaft, drive bevel gear, driven wheel of differential, diff, semiaxis and axle housing, wherein: between described input shaft and drive bevel gear, be provided with the one-level planetary reduction gear, the one-level planetary reduction gear is perpendicular to input shaft, the sun gear of one-level planetary reduction gear connects input shaft, the planetary wheel framework connects drive bevel gear, external gear and the engagement of high and low shift gear shift tooth cover, high and low shift gear shift tooth is with two connection locations, the one, connect input shaft, the 2nd, connect axle housing, the former is a high speed gear, planetary reduction gear is whole to rotate synchronously; The latter is a low gear, and the satellite gear framework slows down and rotates; High and low shift gear shift tooth cover connects the high and low shift reversing cylinder.
Described drive bevel gear axle is provided with retainer.
Described one-level planetary reduction gear can be replaced by gear reducer, described gear reducer comprises tween drive shaft big gear wheel, tween drive shaft, tween drive shaft miniature gears, bottom gear gear and output shaft, output shaft one end connects drive bevel gear, one end is provided with high and low shift gear shift tooth cover, high and low shift gear shift tooth is with two connection locations, the one, input shaft, the 2nd, bottom gear gear, the former is a high speed gear, input shaft direct connection output shaft; The latter is a low gear, and input shaft is connected to output shaft by tween drive shaft big gear wheel, tween drive shaft, tween drive shaft miniature gears, bottom gear gear.
The present invention is mining car transaxle, for drive axle has increased high speed gear, can use the most economical rotating speed of driving engine, travel with the higher speed of a motor vehicle, reduced mining car at better ground-surface ride characteristics such as highways, reduced fuel economy in these travels down.
Description of drawings
Fig. 1 is the high speed gear scheme drawing of mining car transaxle first scheme of the present invention;
Fig. 2 is the low gear scheme drawing of mining car transaxle first scheme of the present invention;
Fig. 3 is the high speed gear scheme drawing of the mining car transaxle of the present invention alternative plan;
Fig. 4 is the low gear scheme drawing of the mining car transaxle of the present invention alternative plan;
Fig. 5 is the high speed gear scheme drawing of external transaxle;
Fig. 6 is the low gear scheme drawing of external transaxle;
Fig. 7 is common drive axle scheme drawing.
Fig. 5: drive bevel gear 32, driven wheel of differential 33, diff 34, semiaxis 35, axle housing 36
Fig. 6, Fig. 7: drive bevel gear 21, one-level planetary reduction gear 22, high and low shift reversing cylinder 23, high and low shift gear shift tooth cover 24, driven wheel of differential 25, diff 26, semiaxis 27, axle housing 28
Fig. 1 Fig. 2: input shaft 1, one-level planetary reduction gear 3, retainer 14, high and low shift reversing cylinder 6, high and low shift conversion tooth cover 7, drive bevel gear 9, driven wheel of differential 10, diff 11, semiaxis 12, axle housing 13
Fig. 3, Fig. 4: input shaft 1, output shaft 2, tween drive shaft big gear wheel 3, tween drive shaft 4, tween drive shaft miniature gears 5, high and low shift reversing cylinder 6, high and low shift conversion tooth cover 7, bottom gear gear 8, drive bevel gear 9, driven wheel of differential 10, diff 11, semiaxis 12, axle housing 13, retainer 14,
The specific embodiment
Below in conjunction with embodiment the mining car transaxle of the present invention is done detailed explanation.
Fig. 1, Fig. 2 are the scheme drawings of mining car transaxle first scheme of the present invention.
The present invention is mining car transaxle comprises input shaft 1, drive bevel gear 9, driven wheel of differential 10, diff 11, semiaxis 12 and axle housing 13.
Between input shaft 1 and drive bevel gear 9, be provided with one-level planetary reduction gear 15, one-level planetary reduction gear 15 hangs down and increases in input shaft 1, the sun gear of one-level planetary reduction gear 15 connects input shaft 1, the planetary wheel framework connects drive bevel gear 9, external toothing and 7 engagements of high and low shift gear shift tooth cover, 9 of drive bevel gear are provided with retainer 14, high and low shift gear shift tooth cover 7 has two connection locations, the one, connect the input shaft (see figure 1), the 2nd, connect the axle housing (see figure 2), the former is a high speed gear, and planetary reduction gear is whole to rotate synchronously; The latter is a low gear, and the satellite gear framework slows down and rotates; High and low shift gear shift tooth cover 7 connects high and low shift reversing cylinders 6, high and low shift reversing cylinder 6 control high and low shift gear shift teeth covers 7 the gear shift action.
Fig. 3, Fig. 4 are the scheme drawings of the mining car transaxle of the present invention alternative plan.Wherein: one-level planetary reduction gear 3 can be replaced by gear reducer, gear reducer comprises tween drive shaft big gear wheel 3, tween drive shaft 4, tween drive shaft miniature gears 5, bottom gear gear 8 and output shaft 2, output shaft 2 one ends connect drive bevel gear 9, one end is provided with high and low shift gear shift tooth cover 7, high and low shift gear shift tooth cover 7 has two connection locations, the one, input shaft 1, two, bottom gear gear 8, the former is a high speed gear, input shaft 1 direct connection output shaft 2; The latter is a low gear, and input shaft 1 is connected to output shaft 2 by tween drive shaft big gear wheel 3, tween drive shaft 4, tween drive shaft miniature gears 5, bottom gear gear 8.
Concrete grammar, can be on the basic structure basis of adopting the former expanded letter quarry tipper double reduction service bridge that has wheel reduction gear and a main reduction gear, do not change driven wheel of differential and differential design that former vehicle bridge master is slowed down, drive bevel gear and support shell thereof are shortened, before drive bevel gear, install a cover one-level planetary reduction gear or gear reducer and the switching mechanism of high and low shelves additional.
When vehicle during at zero load and descent run, the pneumatic direction reverser of pilot control makes one-level planetary reduction gear or gear reducer be in high tap position, does not slow down.The power that vehicle transmits, after directly the main reduction gear of being made up of drive bevel gear and driven wheel of differential is done the one-level deceleration, process diff, semiaxis are to wheel reduction gear again, carry out slowing down the second time with the wheel reduction gear transmitting ratio again, powered vehicle then, with the most economical rotating speed of driving engine, travel with the higher speed of a motor vehicle.
When up-hill journey was carried in the vehicle heavy duty, the pneumatic direction reverser of pilot control made one-level planetary reduction gear or gear reducer be in low-grade location.The power that vehicle transmits at first passes through primary planet pinion retarder or gear reducer, after slowing down with (K+1) transmitting ratio, makes double reduction by the main reduction gear that drive bevel gear and driven wheel of differential are formed.Then, again through diff, semiaxis to wheel reduction gear, slow down for the third time with the wheel reduction gear transmitting ratio once more, just powered vehicle is carried out heavy duty and climbing is travelled then.
Claims (3)
1. mining car transaxle, comprise input shaft, drive bevel gear, driven wheel of differential, diff, semiaxis and axle housing, it is characterized in that: between described input shaft and drive bevel gear, be provided with the one-level planetary reduction gear, the one-level planetary reduction gear is perpendicular to input shaft, the sun gear of one-level planetary reduction gear connects input shaft, the planetary wheel framework connects drive bevel gear, external gear and the engagement of high and low shift gear shift tooth cover, high and low shift gear shift tooth is with two connection locations, the one, connect input shaft, the 2nd, connect axle housing, the former is a high speed gear, planetary reduction gear is whole to rotate synchronously; The latter is a low gear, and the satellite gear framework slows down and rotates; High and low shift gear shift tooth cover connects the high and low shift reversing cylinder.
2. mining car transaxle according to claim 1 is characterized in that: described drive bevel gear axle is provided with retainer.
3. mining car transaxle according to claim 1 and 2, it is characterized in that: described one-level planetary reduction gear can be replaced by gear reducer, described gear reducer comprises tween drive shaft big gear wheel, tween drive shaft, tween drive shaft miniature gears, bottom gear gear and output shaft, output shaft one end connects drive bevel gear, one end is provided with high and low shift gear shift tooth cover, high and low shift gear shift tooth is with two connection locations, the one, input shaft, the 2nd, the bottom gear gear, the former is a high speed gear, input shaft direct connection output shaft; The latter is a low gear, and input shaft is connected to output shaft by tween drive shaft big gear wheel, tween drive shaft, tween drive shaft miniature gears, bottom gear gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102930026A CN101947917A (en) | 2010-09-27 | 2010-09-27 | Transaxle of mining vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102930026A CN101947917A (en) | 2010-09-27 | 2010-09-27 | Transaxle of mining vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101947917A true CN101947917A (en) | 2011-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102930026A Pending CN101947917A (en) | 2010-09-27 | 2010-09-27 | Transaxle of mining vehicle |
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| CN (1) | CN101947917A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104354591A (en) * | 2014-10-27 | 2015-02-18 | 杭州杭叉桥箱有限公司 | Drive axle with main speed reducer with planetary structure |
| CN108189665A (en) * | 2018-02-11 | 2018-06-22 | 浙江华亦海汽车电子科技有限公司 | A kind of drive system of electric automobile configuration |
| CN109372950A (en) * | 2018-12-25 | 2019-02-22 | 东风商用车有限公司 | A kind of longitudinal coaxial-type shift electric drive axle reduction gearbox assembly |
| CN113978243A (en) * | 2021-11-11 | 2022-01-28 | 北京吉利学院 | Multifunctional drive axle of car |
Citations (5)
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| JPH0439124A (en) * | 1990-06-01 | 1992-02-10 | Mazda Motor Corp | Power train construction for vehicle |
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| CN201092255Y (en) * | 2007-09-25 | 2008-07-30 | 武汉理工大学 | Dynamic coupling device for bus hybrid power system |
| CN201566477U (en) * | 2009-07-13 | 2010-09-01 | 覃志明 | Enhanced type special trailer axle driven by oil motor |
| CN201849315U (en) * | 2010-09-27 | 2011-06-01 | 赵永胜 | Variable-speed drive axle for mine vehicles |
-
2010
- 2010-09-27 CN CN2010102930026A patent/CN101947917A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0439124A (en) * | 1990-06-01 | 1992-02-10 | Mazda Motor Corp | Power train construction for vehicle |
| KR20040095513A (en) * | 2003-05-09 | 2004-11-15 | 한승우 | vehicle Multi Shifting Transwheel |
| CN201092255Y (en) * | 2007-09-25 | 2008-07-30 | 武汉理工大学 | Dynamic coupling device for bus hybrid power system |
| CN201566477U (en) * | 2009-07-13 | 2010-09-01 | 覃志明 | Enhanced type special trailer axle driven by oil motor |
| CN201849315U (en) * | 2010-09-27 | 2011-06-01 | 赵永胜 | Variable-speed drive axle for mine vehicles |
Non-Patent Citations (1)
| Title |
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| 陈家瑞: "《汽车构造》", 31 January 2005, 机械工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104354591A (en) * | 2014-10-27 | 2015-02-18 | 杭州杭叉桥箱有限公司 | Drive axle with main speed reducer with planetary structure |
| CN108189665A (en) * | 2018-02-11 | 2018-06-22 | 浙江华亦海汽车电子科技有限公司 | A kind of drive system of electric automobile configuration |
| CN109372950A (en) * | 2018-12-25 | 2019-02-22 | 东风商用车有限公司 | A kind of longitudinal coaxial-type shift electric drive axle reduction gearbox assembly |
| CN113978243A (en) * | 2021-11-11 | 2022-01-28 | 北京吉利学院 | Multifunctional drive axle of car |
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| PB01 | Publication | ||
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Application publication date: 20110119 |