CN103697071A - Electric wheel coupling structure of mining dump truck with electric wheels - Google Patents
Electric wheel coupling structure of mining dump truck with electric wheels Download PDFInfo
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- CN103697071A CN103697071A CN201310752069.5A CN201310752069A CN103697071A CN 103697071 A CN103697071 A CN 103697071A CN 201310752069 A CN201310752069 A CN 201310752069A CN 103697071 A CN103697071 A CN 103697071A
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Abstract
The invention belongs to mining machinery, and particularly relates to an electric wheel coupling structure of a mining dump truck with electric wheels. The electric wheel coupling structure is used for connecting a motor with a speed reducer of the mining dump truck with the electric wheels during electric wheel transmission and comprises the motor, a rear shaft of the speed reducer and an input shaft of the speed reducer. The electric wheel coupling structure is characterized in that the rear shaft of the speed reducer is provided with a flared flange connector, a flange of the motor is connected onto the outer side surface of the flange connector by a bolt, an extending shaft end of an output shaft of the motor penetrates a flange, a bearing end cover and a gland to be connected into the input shaft of the speed reducer in a keyed joint manner, and a flange end of the bearing end cover is fixed onto an O-shaped sealing cover by the aid of a screw; a sealing ring, a distance ring, a bearing, the gland, a rotary sealing part and a rotary sealing seat are arranged on the output shaft of the motor. The electric wheel coupling structure has the advantages that the electric wheel coupling structure is reasonable in design and novel and unique in structure, not only is applicable to high-speed rotation, but also is applicable to long floating input shafts of speed reducers, is convenient to mount and good in sealing performance and is quite convenient to operate and use, leakage of lubricating oil can be prevented, and the like.
Description
Technical field
The invention belongs to mining machinery, relate in particular to the electric wheel coupling structure of a kind of mining electric wheel dump truck that in the transmission of mining electric wheel dump truck electric wheel, motor connects with speed reducer.Be specially adapted to large-scale heavy duty mining electric wheel dump truck.
Background technique
As everyone knows, mine electric wheel dump, especially large-scale heavy duty mining electric wheel dump truck, supporting with loader or power shovel, is applied to big-and-middle-sized surface mine, bears the transport of soil table sandstone and mineral aggregate.Wherein the mounting position of motor in the electric wheel transmission in mining electric wheel dump truck is subject to the little constraint in space, and the connecting modes such as coupling of motor and speed reducer traditional common on market, is not suitable for connecting of motor and speed reducer in electric wheel drive mechanism.And mining electric wheel dump truck is higher to the technical requirements of electric wheel transmission, need to adopt the higher motor of rotating speed, speed reducer input shaft is long and for what float, sealing is better, and the lubricant oil of the pusher side that do not allow to slow down enters motor side.Therefore, the high technology requirement for above-mentioned mining electric wheel dump truck to electric wheel transmission, research and development are applicable to a kind of mining electric wheel dump truck electric wheel coupling structure that in mining electric wheel dump truck, electric wheel drive motor connects with speed reducer.Very necessary.
Summary of the invention
The present invention is intended to the high technology requirement to electric wheel transmission according to mining electric wheel dump truck; Grasping applicable electric wheel drive motor connects and sets out with speed reducer; And provide a kind of mining electric to take turns the electric wheel coupling structure of dump truck; This electric wheel coupling structure is not only reasonable in design, and novel structure is unique, and has both been adapted to High Rotation Speed, be applicable to again grow unsteady speed reducer input shaft, and have easy for installation, good airproof performance, lubricant oil does not leak and operates the features such as very convenient of using.
The object of the invention is to adopt following technological scheme to realize: the electric wheel coupling structure of described mining electric wheel dump truck, comprise motor output shaft, speed reducer rear axle and speed reducer input shaft, it is characterized in that: its speed reducer rear axle adopts bell-mouthed flange connecting head, on the outer side surface of described flange connecting head, be bolted on the flange of motor, the axle head that stretches out of motor output shaft passes flange, bearing (ball) cover and gland are connected in speed reducer input shaft by keyed jointing mode, the flange end of described bearing (ball) cover is fixed by screws on O type sealing cover, on motor output shaft between being connected with bearing (ball) cover, sequentially install seal ring, distance ring and bearing, the shrouding disc of described O type sealing cover is connected by screw on the inner side surface of flange, and the other end of O type sealing cover is provided with seal groove, and the boss in speed reducer rear axle is packed in sealing groove, loads O RunddichtringO between this boss and seal groove, in the axis hole of the O type sealing cover after bearing (ball) cover, pack gland into, one end of described gland is fixed by screws on bearing (ball) cover, the other end of gland is connected by screw rotary seal seat, in described rotary seal seat, insert rotating seal, on the motor output shaft between being connected with gland, install supporting sleeve.
Principle of the present invention and feature are described below:
The present invention is the high technology requirement to electric wheel transmission according to mining electric wheel dump truck; Grasping applicable electric wheel drive motor connects and sets out with speed reducer; At speed reducer rear axle, adopt bell-mouthed flange connecting head, on the outer side surface of this flange connecting head, be bolted on the flange of motor, the axle head that stretches out of motor output shaft is connected in speed reducer input shaft by spline mode through flange, bearing (ball) cover and gland, and seal ring, distance ring, bearing, gland, rotating seal and rotary seal seat are housed on motor output shaft.The sealing of O type can be born certain processing and alignment error, and static seal can stop the oil leak in speed reducer completely, very reliable.At seal ring, distance ring, on supporting sleeve, fluting effectively stops the leakage of lubricating bearings grease, is applicable to High Rotation Speed.
The comprehensive above technological scheme of taking, realizes object of the present invention.
Therefore, the present invention is not only reasonable in design, and novel structure is unique, and has both been adapted to High Rotation Speed, be applicable to again grow unsteady speed reducer input shaft, and have easy for installation, good airproof performance, lubricant oil does not leak and operates the features such as very convenient of using.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
The present invention has a width accompanying drawing, wherein:
Accompanying drawing 1 is the main TV structure view of the specific embodiment of the invention.
In figure: 1, speed reducer input shaft, 2, speed reducer rear axle, 3, flange, 4, O type sealing cover, 5, O RunddichtringO, 6, bearing (ball) cover, 7, seal ring, 8, distance ring, 9, bearing, 10, supporting sleeve, 11, gland, 12, rotating seal, 13, rotary seal seat, 14, motor output shaft.
Embodiment
Shown in Fig. 1, be specific embodiments of the invention, it is the electric wheel coupling structure at the mining electric wheel dump truck of large-scale heavy duty mining electric wheel dump truck installation, comprise motor output shaft 14, speed reducer rear axle and speed reducer input shaft 1, it is characterized in that: its speed reducer rear axle adopts bell-mouthed flange connecting head 2, on the outer side surface of described flange connecting head 2, be bolted on the flange 3 of motor, the axle head that stretches out of motor output shaft 14 passes flange 3, bearing (ball) cover 6 and gland 11 are connected in speed reducer input shaft 1 by keyed jointing mode, the flange end of described bearing (ball) cover 6 is fixed by screws on O type sealing cover 4, on motor output shaft 14 between being connected with bearing (ball) cover 6, sequentially install seal ring 7, distance ring 8 and bearing 9, the shrouding disc of described O type sealing cover 4 is connected by screw on the inner side surface of flange 3, and the other end of O type sealing cover 4 is provided with seal groove, and the boss in speed reducer rear axle is packed in sealing groove, loads O RunddichtringO 5 between this boss and seal groove, in the axis hole of the O type sealing cover 4 after bearing (ball) cover 6, pack gland 11 into, one end of described gland 11 is fixed by screws on bearing (ball) cover 6, the other end of gland 11 is connected by screw rotary seal seat 13, in described rotary seal seat 13, inserts rotating seal 12) install supporting sleeve 10 on motor output shaft 14 between being connected with gland 11.
Described flange 3 is made for one with motor.
Described motor output shaft 14 adopts spline joint with the keyed jointing mode of speed reducer input shaft 1.
Described supporting sleeve 10 hot chargings are on motor output shaft 14.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; allly be familiar with those skilled in the art in technical scope disclosed by the invention, within being equal to and replacing or change protection scope of the present invention all should be encompassed according to technological scheme of the present invention and design of the present invention thereof.
Claims (4)
1. the electric wheel coupling structure of mining electric wheel dump truck, comprise motor output shaft, speed reducer rear axle and speed reducer input shaft, it is characterized in that: its speed reducer rear axle adopts bell-mouthed flange connecting head (2), on the outer side surface of described flange connecting head (2), be bolted on the flange (3) at motor, the axle head that stretches out of motor output shaft (14) passes flange (3), bearing (ball) cover (6) and gland (11) are connected in speed reducer input shaft (1) by keyed jointing mode, the flange end of described bearing (ball) cover (6) is fixed by screws on O type sealing cover (4), on motor output shaft (14) between being connected with bearing (ball) cover (6), sequentially install seal ring (7), distance ring (8) and bearing (9), the shrouding disc of described O type sealing cover (4) is connected by screw on the inner side surface of flange (3), the other end of O type sealing cover (4) is provided with seal groove, boss in speed reducer rear axle is packed in sealing groove, between this boss and seal groove, load O RunddichtringO (5), in the axis hole of the O type sealing cover (4) after bearing (ball) cover (6), pack gland (11) into, one end of described gland (11) is fixed by screws on bearing (ball) cover (6), the other end of gland (11) is connected by screw rotary seal seat (13), in described rotary seal seat (13), insert rotating seal (12), the upper installing of motor output shaft (14) supporting sleeve (10) between being connected with gland (11).
2. by the electric wheel coupling structure of mining electric wheel dump truck claimed in claim 1, it is characterized in that: described flange (3) is made for one with motor.
3. by the electric wheel coupling structure of mining electric wheel dump truck claimed in claim 1, it is characterized in that: described motor output shaft (14) adopts spline joint with speed reducer input shaft (1) keyed jointing mode.
4. by the electric wheel coupling structure of mining electric wheel dump truck claimed in claim 1, it is characterized in that: described supporting sleeve (10) hot charging is on motor output shaft (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310752069.5A CN103697071B (en) | 2013-12-31 | 2013-12-31 | Electric wheel coupling structure of mining dump truck with electric wheels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310752069.5A CN103697071B (en) | 2013-12-31 | 2013-12-31 | Electric wheel coupling structure of mining dump truck with electric wheels |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103697071A true CN103697071A (en) | 2014-04-02 |
| CN103697071B CN103697071B (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310752069.5A Active CN103697071B (en) | 2013-12-31 | 2013-12-31 | Electric wheel coupling structure of mining dump truck with electric wheels |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242579A (en) * | 2014-10-16 | 2014-12-24 | 南车株洲电机有限公司 | Electric wheel dump truck and opening type variable frequency speed control asynchronous traction motor without engine base |
| CN107276303A (en) * | 2017-07-17 | 2017-10-20 | 徐州徐工矿山机械有限公司 | A kind of mining self-unloading vehicle wheel reducer and traction electric machine attachment structure |
| CN107733128A (en) * | 2017-11-23 | 2018-02-23 | 东风汽车股份有限公司 | Sealing structure of driving motor of electric automobile |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1128844A (en) * | 1994-09-27 | 1996-08-14 | 本田技研工业株式会社 | System for outputting power from crankshaft |
| CN102384222A (en) * | 2011-11-22 | 2012-03-21 | 北京科技大学 | Hub reductor for mine electric drive heavy-duty car |
| CN103115111A (en) * | 2013-02-18 | 2013-05-22 | 一重集团大连设计研究院有限公司 | Hub reducer of large heavy load electric wheel self-discharging truck used for mine |
| DE102012002924A1 (en) * | 2012-02-14 | 2013-08-14 | Audi Ag | Carrier plate for torque transmission |
| CN203627562U (en) * | 2013-12-31 | 2014-06-04 | 一重集团大连设计研究院有限公司 | Electric wheel coupling structure for mining electric wheel self-discharging truck |
-
2013
- 2013-12-31 CN CN201310752069.5A patent/CN103697071B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1128844A (en) * | 1994-09-27 | 1996-08-14 | 本田技研工业株式会社 | System for outputting power from crankshaft |
| CN102384222A (en) * | 2011-11-22 | 2012-03-21 | 北京科技大学 | Hub reductor for mine electric drive heavy-duty car |
| DE102012002924A1 (en) * | 2012-02-14 | 2013-08-14 | Audi Ag | Carrier plate for torque transmission |
| CN103115111A (en) * | 2013-02-18 | 2013-05-22 | 一重集团大连设计研究院有限公司 | Hub reducer of large heavy load electric wheel self-discharging truck used for mine |
| CN203627562U (en) * | 2013-12-31 | 2014-06-04 | 一重集团大连设计研究院有限公司 | Electric wheel coupling structure for mining electric wheel self-discharging truck |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242579A (en) * | 2014-10-16 | 2014-12-24 | 南车株洲电机有限公司 | Electric wheel dump truck and opening type variable frequency speed control asynchronous traction motor without engine base |
| CN107276303A (en) * | 2017-07-17 | 2017-10-20 | 徐州徐工矿山机械有限公司 | A kind of mining self-unloading vehicle wheel reducer and traction electric machine attachment structure |
| CN107276303B (en) * | 2017-07-17 | 2023-11-10 | 徐州徐工矿业机械有限公司 | Connection structure of mining self-discharging wheel-side speed reducer and traction motor |
| CN107733128A (en) * | 2017-11-23 | 2018-02-23 | 东风汽车股份有限公司 | Sealing structure of driving motor of electric automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103697071B (en) | 2017-01-04 |
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