CN108662088A - Large-scale heavy duty mining electric truck primary transmission mechanism - Google Patents
Large-scale heavy duty mining electric truck primary transmission mechanism Download PDFInfo
- Publication number
- CN108662088A CN108662088A CN201810279169.3A CN201810279169A CN108662088A CN 108662088 A CN108662088 A CN 108662088A CN 201810279169 A CN201810279169 A CN 201810279169A CN 108662088 A CN108662088 A CN 108662088A
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- China
- Prior art keywords
- transmission mechanism
- primary
- level
- primary transmission
- end cap
- 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
- 230000007246 mechanism Effects 0.000 title claims abstract description 78
- 208000032369 Primary transmission Diseases 0.000 title claims abstract description 51
- 238000005065 mining Methods 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 230000008450 motivation Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 208000032370 Secondary transmission Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000036244 malformation Effects 0.000 description 1
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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
-
- 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
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention discloses a kind of large-scale heavy duty mining electric truck primary transmission mechanisms, primary transmission mechanism is planetary gear mechanism, the level-one sun gear of the primary transmission mechanism as primary transmission mechanism power input circumferentially fixed jacket in power input shaft, the primary planet carrier of primary transmission mechanism is connect as the first power output member of primary transmission mechanism with hub drive, second power output member of the level-one ring gear as primary transmission mechanism and the secondary solar gear transmission cooperation as secondary drive mechanism power input of primary transmission mechanism；By the way that power is transferred to wheel hub and next stage transmission mechanism by primary transmission mechanism respectively simultaneously, it is conducive to improve drive efficiency, ensures that driving force is big, while bearing strength higher, stability are stronger；Compact-sized, small, carrying is big, easy to maintenance, of low cost, safe and reliable, is conducive to promote.
Description
Technical field
The present invention relates to speed reducer for electric vehicle fields, and in particular to a kind of large-scale heavy duty mining electric truck primary transmission machine
Structure.
Background technology
The wheel side speed reducer of mining heavy load truck on glory-hole for transport, thereon driving is mounted in tire
Center portion position, size are limited by tire, small, carrying is big, structure is special, at present used in country's high capacity car it is all into
Mouthful, it is expensive, maintenance costs are high；Structural mechanism is complicated, since retarder stress is larger, easily causes malformation, long
Stability after phase use is poor, and service life is short.
Therefore, in order to solve the above problem, a kind of large-scale heavy duty mining electric truck primary transmission mechanism is needed, can be coordinated
Secondary drive mechanism is effectively improved stressing conditions, improves service life, ensures safety, meanwhile, it is simple in structure, it is of low cost.
Invention content
In view of this, the purpose of the present invention is overcoming defect in the prior art, large-scale heavy duty mining electric truck is provided
Primary transmission mechanism can coordinate secondary drive mechanism, be effectively improved stressing conditions, improve service life, ensure safety, together
When, it is simple in structure, it is of low cost.
The large-scale heavy duty mining electric truck primary transmission mechanism of the present invention, the primary transmission mechanism are planetary gear machine
Structure, the level-one sun gear of the primary transmission mechanism as primary transmission mechanism power input circumferentially fixed jacket in dynamic
The primary planet carrier of power input shaft, primary transmission mechanism connects as the first power output member of primary transmission mechanism with hub drive
It connects, the level-one ring gear of primary transmission mechanism is as the second power output member of primary transmission mechanism and as secondary drive mechanism
The secondary solar gear transmission cooperation of power input.
Further, the primary planet carrier of the primary transmission mechanism is the outboard end for being internally provided with planetary gear mounting groove
Lid, the outer end sidewall edge of the outside end cap, which is provided with, exports the power section of primary planet carrier for being bolted
To the bolt hole of hub unit；The level-one ring gear of the primary transmission mechanism is fixed with horn-like inside end cap, described
The stub end outer circle of inside end cap is provided with external tooth and the interior tooth engagement with level-one ring gear, and the small head end of inside end cap is shell-like
Pipe, the shell-like pipe inner circle is provided with internal tooth and the interior tooth engagement is coated at the secondary solar gear of secondary drive mechanism and by level-one
The power section of planet carrier is exported to next stage transmission mechanism.
Further, the primary planet wheel of the primary transmission mechanism is multiple and passes through rolling bearing and primary planet respectively
Wheel shaft is rotatablely installed in planetary gear mounting groove.
Further, it is placed in the outer end of the primary planet wheel shaft and planetary gear mounting groove has been shaped in by outside end cap
The inner end of the mounting base of lateral wall, primary planet wheel shaft is pierced by outside end cap and forms radially inside level-one axially inward
Oil inlet is additionally provided with the level-one lubrication being communicated between level-one oil inlet and corresponding rolling bearing in the primary planet wheel shaft
Oil duct；The primary planet axle outer end is provided with for fixing primary planet wheel shaft and the fixed level-one of outside bolt of cover
Hole；The inner face of the level-one ring gear is provided with the limiting plate limited in an axial direction for internal side end cap, and the limiting plate is logical
Cross the inner face that bolt is fixed on level-one ring gear.
The beneficial effects of the invention are as follows：A kind of large-scale heavy duty mining electric truck primary transmission mechanism disclosed by the invention,
By the way that power is transferred to wheel hub and next stage transmission mechanism by primary transmission mechanism respectively simultaneously, conducive to drive efficiency is improved,
Ensure that driving force is big, while bearing strength higher, stability are stronger；Compact-sized, small, carrying is big, easy to maintenance, cost
It is cheap, safe and reliable, it is conducive to promote.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram after present invention installation.
Specific implementation mode
Fig. 1 is the structural diagram of the present invention, and Fig. 2 is the structural schematic diagram after present invention installation, as shown, this implementation
Large-scale heavy duty mining electric truck primary transmission mechanism in example；The primary transmission mechanism be planetary gear mechanism, described one
Grade transmission mechanism level-one sun gear 28 as primary transmission mechanism power input circumferentially fixed jacket in power input
The primary planet carrier 18 of axis, primary transmission mechanism is connect as the first power output member of primary transmission mechanism with hub drive,
The level-one ring gear 19 of primary transmission mechanism is as the second power output member of primary transmission mechanism and as secondary drive mechanism
The transmission cooperation of secondary solar gear 27 of power input；As shown, secondary drive mechanism is also planetary gear mechanism, it is described
The two level ring gear 11 of secondary drive mechanism is connect as the power output member of secondary drive mechanism with hub drive；Secondary transmission
The secondary planet frame of mechanism is circumferentially fixed on vehicle frame by supporting sleeve 1；By the way that power is simultaneously distinguished by primary transmission mechanism
It is transferred to wheel hub and next stage transmission mechanism, is conducive to improve drive efficiency, ensures that driving force is big, while bearing strength higher, surely
Solidity is stronger；Compact-sized, small, carrying is big, easy to maintenance, of low cost, safe and reliable, is conducive to promote.
In the present embodiment, the primary planet carrier 18 of the primary transmission mechanism is be internally provided with planetary gear mounting groove outer
The outer end sidewall edge of side end cap, the outside end cap is provided with for being connected the power of primary planet carrier 18 by bolt 16
Part is exported to the bolt hole 17 of hub unit；The level-one ring gear of the primary transmission mechanism is fixed with horn-like inside
The stub end outer circle of end cap, the inside end cap is provided with external tooth and the interior tooth engagement with level-one ring gear 19, inside end cap 26
Small head end be shell-like pipe, the shell-like pipe inner circle is provided with internal tooth and the interior tooth engagement is coated at the two level of secondary drive mechanism
Sun gear 27 simultaneously exports the power section of primary planet carrier 18 to next stage transmission mechanism；Primary transmission mechanism structure it is compact and
Reasonable design, intensity is high, and bearing capacity is big.
In the present embodiment, the primary planet wheel 20 of the primary transmission mechanism is multiple (preferably three) and passes through respectively
Rolling bearing and the rotational installation of primary planet wheel shaft 21 are in planetary gear mounting groove；Ensure that primary planet wheel 20 installs firm, operation
Stablize.
In the present embodiment, it is placed in the outer end of the primary planet wheel shaft 21 and planetary gear has been shaped in by outside end cap
The mounting base of mounting groove lateral wall, the inner end of primary planet wheel shaft 21 be pierced by axially inward outside end cap and formed radially to
Interior level-one oil inlet 23 is additionally provided in the primary planet wheel shaft 21 and is communicated in level-one oil inlet 23 and corresponding rolling bearing
Between level-one oil leab；21 outer end of primary planet wheel shaft is provided with for by primary planet wheel shaft 21 and outside end cap
22 fixed level-one mounting hole of bolt；The inner face of the level-one ring gear is provided with to be limited in an axial direction for internal side end cap 26
Limiting plate 28, the limiting plate 28 is secured by bolts in the inner face of level-one ring gear；Enter level-one profit conducive to lubricating oil
Grease way realizes effectively lubricating, ensures that work is smooth, while stabilized structure, is convenient to mount and dismount, is conducive to maintenance and repair.
In the present embodiment, the sun gear of the secondary drive mechanism is sun wheel case, and the sun wheel case axially extends
It is formed for the extended segment as secondary drive mechanism power intake；External splines, assembly side is arranged in the sun wheel case outer circle
Just, driving torque is big.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to compared with
Good embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (4)
1. a kind of large-scale heavy duty mining electric truck primary transmission mechanism, it is characterised in that：The primary transmission mechanism is planet
The level-one sun gear of gear mechanism, the primary transmission mechanism is circumferentially fixed outer as the power input of primary transmission mechanism
It is placed on power input shaft, the first power output member and wheel hub of the primary planet carrier of primary transmission mechanism as primary transmission mechanism
It is sequentially connected, the level-one ring gear of primary transmission mechanism is passed as the second power output member of primary transmission mechanism with as two level
The secondary solar gear transmission cooperation of motivation structure power input.
2. large-scale heavy duty mining electric truck primary transmission according to claim 1 mechanism, it is characterised in that：The level-one
The primary planet carrier of transmission mechanism is the outside end cap for being internally provided with planetary gear mounting groove, the outer end side wall of the outside end cap
Edge, which is provided with, to be exported for the power section by primary planet carrier to be bolted to the bolt hole of hub unit；Described one
The level-one ring gear of grade transmission mechanism is fixed with horn-like inside end cap, and the stub end outer circle of the inside end cap is provided with
The small head end of external tooth and interior tooth engagement with level-one ring gear, inside end cap is shell-like pipe, in the shell-like pipe inner circle is provided with
Tooth and the interior tooth engagement are coated at the secondary solar gear of secondary drive mechanism and export the power section of primary planet carrier under
Primary transmission mechanism.
3. large-scale heavy duty mining electric truck primary transmission according to claim 2 mechanism, it is characterised in that：The level-one
The primary planet wheel of transmission mechanism is multiple and is pacified respectively in planetary gear by rolling bearing and the rotational installation of primary planet wheel shaft
Tankage.
4. large-scale heavy duty mining electric truck primary transmission according to claim 3 mechanism, it is characterised in that：The level-one
The mounting base that planetary gear mounting groove lateral wall is shaped in by outside end cap, primary planet are placed in the outer end of planet wheel spindle
The inner end of wheel shaft is pierced by outside end cap and forms radially inside level-one oil inlet, the primary planet wheel shaft axially inward
Inside it is additionally provided with the level-one oil leab being communicated between level-one oil inlet and corresponding rolling bearing；Outside the primary planet wheel shaft
End is provided with for by primary planet wheel shaft and the fixed level-one mounting hole of outside bolt of cover；The inner end of the level-one ring gear
Face is provided with the limiting plate limited in an axial direction for internal side end cap, and the limiting plate is secured by bolts in level-one ring gear
Inner face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810279169.3A CN108662088A (en) | 2018-03-31 | 2018-03-31 | Large-scale heavy duty mining electric truck primary transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810279169.3A CN108662088A (en) | 2018-03-31 | 2018-03-31 | Large-scale heavy duty mining electric truck primary transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108662088A true CN108662088A (en) | 2018-10-16 |
Family
ID=63782932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810279169.3A Pending CN108662088A (en) | 2018-03-31 | 2018-03-31 | Large-scale heavy duty mining electric truck primary transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108662088A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709774A (en) * | 2009-12-02 | 2010-05-19 | 煤炭科学研究总院西安研究院 | Automatic lubrication device for planet wheel bearing |
| CN102574458A (en) * | 2009-08-24 | 2012-07-11 | 日立建机株式会社 | Running device for dump truck |
| CN102975579A (en) * | 2011-09-06 | 2013-03-20 | 日立建机株式会社 | Travel drive device for dump truck |
| CN102991344A (en) * | 2011-09-12 | 2013-03-27 | 日立建机株式会社 | Travel drive device for dump truck |
| JP2015025489A (en) * | 2013-07-25 | 2015-02-05 | 日立建機株式会社 | Dump truck traveling drive assembly |
| CN107152501A (en) * | 2017-06-13 | 2017-09-12 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of transmission device, hub unit, wheel heel teeth wheel apparatus and dumper |
-
2018
- 2018-03-31 CN CN201810279169.3A patent/CN108662088A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102574458A (en) * | 2009-08-24 | 2012-07-11 | 日立建机株式会社 | Running device for dump truck |
| CN101709774A (en) * | 2009-12-02 | 2010-05-19 | 煤炭科学研究总院西安研究院 | Automatic lubrication device for planet wheel bearing |
| CN102975579A (en) * | 2011-09-06 | 2013-03-20 | 日立建机株式会社 | Travel drive device for dump truck |
| CN102991344A (en) * | 2011-09-12 | 2013-03-27 | 日立建机株式会社 | Travel drive device for dump truck |
| JP2015025489A (en) * | 2013-07-25 | 2015-02-05 | 日立建機株式会社 | Dump truck traveling drive assembly |
| CN107152501A (en) * | 2017-06-13 | 2017-09-12 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of transmission device, hub unit, wheel heel teeth wheel apparatus and dumper |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181016 |
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| RJ01 | Rejection of invention patent application after publication |