WO2020156092A1 - Roue, dispositif de marche de véhicule et camion d'exploitation minière - Google Patents

Roue, dispositif de marche de véhicule et camion d'exploitation minière Download PDF

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Publication number
WO2020156092A1
WO2020156092A1 PCT/CN2020/071317 CN2020071317W WO2020156092A1 WO 2020156092 A1 WO2020156092 A1 WO 2020156092A1 CN 2020071317 W CN2020071317 W CN 2020071317W WO 2020156092 A1 WO2020156092 A1 WO 2020156092A1
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WO
WIPO (PCT)
Prior art keywords
motor shaft
brake
wheel
motor
housing
Prior art date
Application number
PCT/CN2020/071317
Other languages
English (en)
Chinese (zh)
Inventor
王庆龄
Original Assignee
北京大圣格尔冶金设备有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 北京大圣格尔冶金设备有限公司 filed Critical 北京大圣格尔冶金设备有限公司
Publication of WO2020156092A1 publication Critical patent/WO2020156092A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
    • B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
    • B60T1/06—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels
    • B60T1/067—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels employing drum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0092—Disposition of motor in, or adjacent to, traction wheel the motor axle being coaxial to the wheel axle

Definitions

  • the invention relates to the technical field of trucks, in particular to a wheel, a traveling device of a vehicle and a mining truck.
  • the wheels of the existing mining trucks are all driven by a motor and a reducer to rotate the hub.
  • the structure is complex, the processing accuracy is high, the processing is difficult, the failure rate is high, the maintenance period is long, the maintenance is difficult, and the use and maintenance cost is high.
  • the purpose of the present invention is to provide a wheel, a traveling device for a vehicle, and a mining truck to solve the existing problems of complex structure, high processing accuracy, high processing difficulty, high failure rate, long maintenance period, and maintenance of the existing wheels of mining trucks. Difficulties, high use and maintenance costs.
  • the present invention provides a wheel, which includes: a hub; a motor arranged in the hub; the motor includes a housing, a rotor, a stator, and a motor shaft; the housing is fixedly connected to the hub; The rotor is sleeved outside the stator and fixed in the housing, the stator is sleeved outside the motor shaft and fixedly connected to the motor shaft, and the rotor can drive the housing and the hub to rotate .
  • the present invention also provides a traveling device for a vehicle, which includes: an axle; two wheels as described above, the two wheels are respectively arranged at two ends of the axle, and the motor shafts of the motors of the two wheels are respectively Connect with the axle.
  • the present invention also provides a mining truck, which includes the above-mentioned walking device for the vehicle.
  • the rotor of the motor drives the housing to rotate, and the housing drives the hub to rotate.
  • the speed reduction mechanism between the motor and the hub.
  • it has simple structure, dense and compact structure, high transmission accuracy, and reduces processing accuracy and processing. Difficulty, low failure rate, short maintenance cycle, easy maintenance, low use and maintenance costs, and extended service life.
  • Fig. 1 is a schematic diagram of an embodiment of a walking device for a vehicle of the present invention
  • Fig. 2 is a schematic diagram of an embodiment of the wheel of the present invention.
  • the present invention provides a wheel 1, which includes a hub 11 and a motor 12.
  • the motor 12 is arranged in the hub 11.
  • the motor 12 includes a housing 121, a rotor 122, a stator 123, and a motor shaft 124.
  • the housing 121 is fixedly connected to the hub 11, the rotor 122 is sleeved outside the stator 123 and fixed in the housing 121, the stator 123 is sleeved outside the motor shaft 124 and is fixedly connected to the motor shaft 124, the stator 123 can generate a rotating magnetic field after being energized, and the rotor There is an annular gap between 122 and stator 123.
  • the rotor 122 can rotate under the action of the rotating magnetic field generated by the stator 123, and the rotor 122 can drive the housing 121 and the hub 11 to rotate.
  • the rotor 122 of the motor 12 drives the housing 121 to rotate, and the housing 121 drives the hub 11 to rotate.
  • the structure is simple, dense and compact.
  • the transmission accuracy is high, the machining accuracy and difficulty are reduced, the failure rate is low, the maintenance cycle is short, the maintenance is easy, the use and maintenance cost is low, and the service life is extended.
  • the motor is a low-speed high-torque motor, which is more suitable for directly driving the wheel hub 11 to rotate.
  • the low-speed high-torque motor is a permanent magnet low-speed high-torque motor, of course, it can also be other low-speed high-torque motors.
  • a bearing 125 is provided between the housing 121 and the motor shaft 124, and the motor shaft 124 supports the housing 121 to rotate through the bearing 125.
  • the housing 121 includes a ring-shaped body 1211 and two end caps 1212.
  • the two end caps 1212 are respectively provided at two ends of the body 1211 and are fixedly connected to the body 1211.
  • the bearing 125 is two Two bearings 125 are respectively sleeved between the two end covers 1212 and the motor shaft 124, and the rotor 122 is fixed inside the body 1211. By providing two bearings 125, the rotation of the housing 121 and the hub 11 can be stably supported.
  • the wheel 1 further includes a brake 13, the brake 13 is located outside the motor 12, and the motor shaft 124 extends out of the housing 121 and is connected to the brake 13.
  • the brake 13 is a drum brake or an electromagnetic brake.
  • the brake drum of the drum brake can be connected to the housing 121 or the hub 11 of the motor 12, and the brake drum can follow the housing 121 and the hub of the motor 12 11
  • Rotate the brake shoe (or brake band) of the drum brake is connected to the motor shaft 124, and the brake shoe is a fixed part.
  • the brake shoe is pressed against the brake drum to generate friction torque and hinder the wheel hub. 11 rotates to complete the braking;
  • the power-loss electromagnetic brake is used, the working condition of the brake 13 is: power-off brake, power-off brake.
  • the structure and working principle of the drum brake and the power-loss electromagnetic brake are all existing technologies, so they will not be repeated.
  • the present invention is not limited to this, and the brake 13 may also be other existing brakes as long as it can brake the hub 11.
  • the wheel 1 further includes a brake ring 14.
  • One end of the brake ring 14 is connected to the end cover 1212 of the housing 121 of the motor 12 to rotate together with the housing 121.
  • the brake ring 14 is located Inside the hub 11, the brake 13 is provided inside the brake ring 14.
  • the purpose of the brake ring 14 is to facilitate the installation of the brake 13.
  • the brake 13 is a drum brake
  • the brake drum of the drum brake is connected to the brake ring 14.
  • one end of the brake ring 14 and the end cover 1212 of the housing 121 are connected by bolts.
  • the wheel 1 further includes a side cover 15, which is connected to the other end of the brake ring 14.
  • the side cover 15 is spaced from the brake 13 and the motor shaft 124. During operation, The side cover 15 rotates with the brake ring 14.
  • the other end of the brake ring 14 and the side cover 15 are connected by bolts.
  • a retaining ring 16 can be arranged on the motor shaft 124, and a gland 19 can be arranged at one end of the motor shaft 124, so that one end of the brake 13 presses the cover 19 and the other end abuts the retaining ring 16.
  • the gland 19 and the motor shaft 124 are connected by bolts.
  • one end of the motor shaft 124 is connected to the brake 13, and the other end of the motor shaft 124 is provided with a flange 17 for connecting to the axle 2, and the flange 17 extends out of the hub 11;
  • the motor shaft 124 is an integral structure or a split structure. When the flange 17 and the motor shaft 124 are of a split structure, the flange 17 and the motor shaft 124 are fixedly connected.
  • two retaining rings 18 can also be provided.
  • the two retaining rings 18 are respectively connected to the two end covers 1212 of the housing 121 and respectively abut against
  • the outer rings of the two bearings 125 and the two retaining rings 18 are respectively sleeved on the outer side of the flange 17 and the outer side of the retaining ring 16, and there is an annular gap between the retaining ring 18 and the inner flange 17, and the other retaining ring
  • the present invention also provides a vehicle traveling device, which includes an axle 2 and two wheels 1 described above.
  • the two wheels 1 are respectively arranged at both ends of the axle 2, and the motors of the two wheels 1
  • the motor shafts 124 of 12 are connected to the axle 2 respectively.
  • the traveling device of the present invention is a motor-direct drive traveling device.
  • the rotor 122 of the motor 12 drives the housing 121 to rotate, and the housing 121 drives the hub 11 to rotate.
  • the structure is simple, dense and compact, high transmission accuracy, reduced processing accuracy and processing difficulty, low failure rate, short maintenance cycle, easy maintenance, low use and maintenance costs, and extended service life.
  • the motor is a low-speed high-torque motor, which is more suitable for directly driving the wheel hub 11 to rotate.
  • the low-speed high-torque motor is a permanent magnet low-speed high-torque motor, of course, it can also be other low-speed high-torque motors.
  • the motor shaft 124 of the motor 12 of each wheel 1 and the axle 2 are connected by a flange 17.
  • the motor shaft 124 and the flange 17 are mutually independent components, one end of the flange 17 It is connected with the motor shaft 124; the other end of the flange 17 is horn-shaped, and the other end of the flange 17 is connected with the axle 2 by bolts, which is very convenient for disassembly and assembly; the brake 13 is located at the end of the motor 12 away from the axle 2.
  • the present invention also provides a mining truck, which includes the above-mentioned traveling device of the vehicle.
  • the rotor 122 of the motor 12 drives the housing 121 to rotate, and the housing 121 drives the hub 11 to rotate.
  • the structure is simple, dense and compact. , The transmission accuracy is high, the machining accuracy and difficulty are reduced, the failure rate is low, the maintenance cycle is short, the maintenance is easy, the use and maintenance cost is low, and the service life is extended.
  • the motor is a low-speed high-torque motor, which is more suitable for directly driving the wheel hub 11 to rotate.
  • the low-speed high-torque motor is a permanent magnet low-speed high-torque motor, of course, it can also be other low-speed high-torque motors.
  • the wheel 1 of the present invention directly drives the wheel hub 11 to rotate by using a low-speed and high-torque motor 12, without a reducer part, and is very suitable for large mining trucks, reducing failure points, greatly reducing use and maintenance costs, and extending the use period.

Abstract

La présente invention concerne une roue, un dispositif de marche d'un véhicule et un camion d'exploitation minière. Une roue (1) comprend un moyeu de roue (11) et un moteur électrique (12) disposé dans le moyeu de roue (11), le moteur électrique (12) comprenant un logement (121), un rotor (122), un stator (123) et un arbre de moteur électrique (124) ; le logement (121) est raccordé à demeure au moyeu de roue (11) ; le rotor (122) est emmanché à l'extérieur du stator (123), et est fixé à l'intérieur du logement (121) ; le stator (123) est emmanché à l'extérieur de l'arbre de moteur électrique (124), et est raccordé à demeure à l'arbre de moteur électrique (124) ; et le rotor (122) peut entraîner le logement (121) et le moyeu de roue (11) en rotation. Le dispositif de marche d'un véhicule comprend un essieu (2) et deux roues (1), les deux roues (1) étant respectivement agencées aux deux extrémités de l'essieu (2), et l'arbre de moteur électrique (124) du moteur électrique (12) de chacune des deux roues (1) étant raccordé respectivement à l'essieu (2). Le chariot d'exploitation minière comprend le dispositif de marche d'un véhicule. Il n'est pas nécessaire de prévoir un mécanisme de réduction de vitesse entre le moteur électrique (12) et le moyeu de roue (11), de telle sorte que la structure est simple, dense et compacte, la précision de transmission est élevée, la précision d'usinage et la difficulté de traitement sont réduites, le taux de défaillance est faible, une période de maintenance est courte et la maintenance est pratique, les coûts d'utilisation et de maintenance sont faibles, et la durée de vie est prolongée.
PCT/CN2020/071317 2019-01-29 2020-01-10 Roue, dispositif de marche de véhicule et camion d'exploitation minière WO2020156092A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910085833.5 2019-01-29
CN201910085833.5A CN109572399A (zh) 2019-01-29 2019-01-29 一种车轮、车辆的行走装置及矿用卡车

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WO2020156092A1 true WO2020156092A1 (fr) 2020-08-06

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WO (1) WO2020156092A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109572399A (zh) * 2019-01-29 2019-04-05 北京大圣格尔冶金设备有限公司 一种车轮、车辆的行走装置及矿用卡车

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110132673A1 (en) * 2009-12-03 2011-06-09 Hyundai Motor Company Rear suspension of vehicle
CN102673380A (zh) * 2012-01-18 2012-09-19 华南理工大学 一种内置悬置集成式轮毂电机驱动电动轮
CN103895494A (zh) * 2012-12-28 2014-07-02 深圳先进技术研究院 摇臂一体式电动轮及电动车
CN104290593A (zh) * 2012-01-18 2015-01-21 华南理工大学 一种内置悬置集成式轮毂电机驱动电动轮
WO2018056219A1 (fr) * 2016-09-21 2018-03-29 Ntn株式会社 Dispositif de roulement pour roues doté d'un dispositif d'alimentation auxiliaire
CN108749554A (zh) * 2018-04-18 2018-11-06 北京理工大学 与独立悬架匹配的电动汽车轮毂电驱动系统
CN109572399A (zh) * 2019-01-29 2019-04-05 北京大圣格尔冶金设备有限公司 一种车轮、车辆的行走装置及矿用卡车
CN209479409U (zh) * 2019-01-29 2019-10-11 北京大圣格尔冶金设备有限公司 一种车轮、车辆的行走装置及矿用卡车

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110132673A1 (en) * 2009-12-03 2011-06-09 Hyundai Motor Company Rear suspension of vehicle
CN102673380A (zh) * 2012-01-18 2012-09-19 华南理工大学 一种内置悬置集成式轮毂电机驱动电动轮
CN104290593A (zh) * 2012-01-18 2015-01-21 华南理工大学 一种内置悬置集成式轮毂电机驱动电动轮
CN103895494A (zh) * 2012-12-28 2014-07-02 深圳先进技术研究院 摇臂一体式电动轮及电动车
WO2018056219A1 (fr) * 2016-09-21 2018-03-29 Ntn株式会社 Dispositif de roulement pour roues doté d'un dispositif d'alimentation auxiliaire
CN108749554A (zh) * 2018-04-18 2018-11-06 北京理工大学 与独立悬架匹配的电动汽车轮毂电驱动系统
CN109572399A (zh) * 2019-01-29 2019-04-05 北京大圣格尔冶金设备有限公司 一种车轮、车辆的行走装置及矿用卡车
CN209479409U (zh) * 2019-01-29 2019-10-11 北京大圣格尔冶金设备有限公司 一种车轮、车辆的行走装置及矿用卡车

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