CN113511064A - Three-in-one integrated design method of wheel edge driving assembly - Google Patents

Three-in-one integrated design method of wheel edge driving assembly Download PDF

Info

Publication number
CN113511064A
CN113511064A CN202110515615.8A CN202110515615A CN113511064A CN 113511064 A CN113511064 A CN 113511064A CN 202110515615 A CN202110515615 A CN 202110515615A CN 113511064 A CN113511064 A CN 113511064A
Authority
CN
China
Prior art keywords
motor
controller
wheel
driving assembly
brake
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
Application number
CN202110515615.8A
Other languages
Chinese (zh)
Inventor
刘平
郭雪成
倪钊云
潘宁静
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhuzhou Gear Co Ltd
Original Assignee
Zhuzhou Gear Co Ltd
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 Zhuzhou Gear Co Ltd filed Critical Zhuzhou Gear Co Ltd
Priority to CN202110515615.8A priority Critical patent/CN113511064A/en
Publication of CN113511064A publication Critical patent/CN113511064A/en
Pending legal-status Critical Current

Links

Images

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
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
    • B60L15/2009—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed for braking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility

Abstract

The three-in-one integrated design method of the wheel edge driving assembly comprises a motor, a speed reducer and a controller of a driving motor, and is characterized in that: the brake of the motor is assembled on the front side of the motor, the controller is integrated at the rear end of the motor, the brake directly gets power from the controller, and the controller, the motor and the speed reducer are integrated into a whole. The invention not only greatly simplifies the electric control circuit between the motor and the controller, reduces the circuit fault and improves the control stability, but also forms the solid-state connection between the controller and the motor, thereby facilitating the integrated installation, debugging and maintenance of the whole wheel-side driving assembly, improving the field installation, debugging and maintenance efficiency of the electric driving wheel and improving the practicability of the electric driving wheel, namely improving the structural reliability of the three-in-one integrated wheel-side driving assembly and reducing the requirement of the three-in-one integrated wheel-side driving assembly on the installation space, and the practicability is high.

Description

Three-in-one integrated design method of wheel edge driving assembly
Technical Field
The invention relates to a three-in-one integrated design method of a wheel edge driving assembly, and belongs to the technical field of wheel edge drivers.
Background
The electric drive adopting electric power as drive power is a new energy drive mode widely popularized and applied at present, the application range of the electric drive is wider and wider, and a two-in-one electric wheel side drive assembly synthesized by a drive motor and a speed reducer and a three-in-one electric wheel side drive assembly synthesized by the drive motor, the speed reducer and a braking device are gradually formed. However, the control of the two-in-one electric wheel side driving assembly and the three-in-one electric wheel side driving assembly is always in the original decentralized control mode, that is, the controller for controlling the two-in-one electric wheel side driving assembly and the three-in-one electric wheel side driving assembly is arranged in a control box far away from the power assembly, so that the two-in-one electric wheel side driving assembly and the three-in-one electric wheel side driving assembly are beneficial to separate manufacture, only a mechanical part of a machine is manufactured, only a control part of the machine is manufactured, but the control and the equipment are separated; during assembly, a power assembly and a controller need to be installed respectively, and then a control line in the controller is pulled to the power assembly, so that installation is troublesome, too many wire harnesses are generated, errors are easy to occur, and faults occur during use; and thus, needs to be improved.
The wheel side driving is widely applied to engineering operation vehicles of engineering machinery, and a common driving is a motor and reducer two-in-one structure. The vehicle needs a parking brake device, generally, an electromagnetic brake is arranged at the tail of a motor, and the brake is arranged at the tail of the motor and is matched with a motor shaft through a spline sleeve. The brake is fixed on the motor rear cover by bolts. In this way, the installation position of the motor (temperature and speed) sensor becomes small, and the selection of the sensor type is limited; but also is not beneficial to the integration of the controller, the motor and the speed reducer.
Disclosure of Invention
The three-in-one integrated design method of the wheel side driving assembly provided by the invention not only greatly simplifies the electric control circuit between the motor and the controller, reduces circuit faults and improves control stability, but also forms solid connection between the controller and the motor, is convenient for integrated installation, debugging and maintenance of the whole wheel side driving assembly, improves the field installation, debugging and maintenance efficiency of the electric driving wheel, improves the practicability of the electric driving wheel, improves the structural reliability of the three-in-one integrated wheel side driving assembly, and reduces the requirement of the three-in-one integrated wheel side driving assembly on the installation space, and has high practicability.
In order to achieve the purpose, the invention adopts the technical scheme that:
the three-in-one integrated design method of the wheel edge driving assembly comprises a motor, a speed reducer and a controller of a driving motor, and is characterized in that: the brake of the motor is assembled on the front side of the motor, the controller is integrated at the rear end of the motor, the brake directly gets power from the controller, and the controller, the motor and the speed reducer are integrated into a whole.
Preferably, the controller is integrated in the motor shell and coaxially fixed on the rear side of the motor rotating shaft, so that the controller, the motor and the speed reducer are coaxially arranged.
Preferably, the rear end of the motor shell is provided with a mounting cavity for mounting the controller, the controller is fixed in the mounting cavity, the motor shell is provided with a brake wiring groove along the axial direction, the brake wiring groove extends to be communicated with the mounting cavity, and the brake power-taking connecting line is wired from the brake wiring groove and extends into the mounting cavity to be connected with the controller to take power.
Preferably, a separating routing disc is coaxially arranged in the motor shell, the separating routing disc divides the motor shell into a front cavity and a rear cavity, a stator and a rotor of the motor are installed in the front cavity, the rear cavity is an installation cavity, the controller is a circuit board controller and is coaxially fixed with the rear end of the motor shell, and a three-phase line and a sensor connecting line of the motor penetrate out of the separating routing disc to be connected with the controller.
Preferably, the brake is arranged on the front side of the motor shell and is in spline fit with the motor rotating shaft, the motor shell is nested in the reducer shell, and the brake is sealed in the reducer shell.
Preferably, the rear end of the reducer casing is provided with a groove matched with the motor shell, the brake is arranged in the groove, and the front end of the motor shell extends into the groove to be fixed with the reducer casing and seal the groove.
Preferably, the rotating shaft of the motor extends into the speed reducer to be meshed and connected with the planetary gear of the speed reducer, so that the rotating shaft of the motor is used as an input shaft of the speed reducer to form a coaxial structure of the motor and the speed reducer.
Preferably, an integrally formed supporting cylinder is arranged in the inner ring of the separating wiring disc, the first bearing is pressed in the supporting cylinder, the rear end of the motor rotating shaft is pressed in the first bearing, the second bearing is pressed in the front end of the motor shell, the motor rotating shaft is pressed in the inner ring of the second bearing, the third bearing is pressed in the reducer shell, the motor rotating shaft is pressed in the third bearing, the first bearing, the second bearing and the third bearing are axially positioned, and the motor rotating shaft is sequentially radially supported and axially positioned from back to front.
Preferably, the motor casing is designed to be a split structure consisting of a motor casing body and a rear cylinder cover, a stator and a rotor of the motor are installed in the motor casing body, the rear end of the motor casing body is a through opening, the rear cylinder cover is coaxially fixed at the rear end of the motor casing body, the separating wiring disc is integrally formed in the rear cylinder cover, and the controller is fixed in the rear cylinder cover.
Preferably, the rear cylinder cover is designed to be composed of a cylindrical rear cylinder cover body and a mounting disc coaxially fixed at the rear end of the rear cylinder cover body, and the controller is integrated at the rear end of the motor in the following specific steps:
firstly, fixing a controller on a mounting disc;
the second step is that: pressing the bearing I to the rear end of the motor rotating shaft, and pressing the supporting cylinder onto the bearing I to enable the rear cylinder cover body to cover the rear end of the motor shell body;
the third step: the three-phase line of the motor and the sensor connecting line penetrate out of the separating wiring disc, the brake power-taking connecting line extends into the rear cylinder cover body, and the rear cylinder cover body and the motor shell body are fixed through bolts;
the fourth step: connecting a three-phase line of the motor, a sensor connecting line and a brake power-taking connecting line with a controller;
the fifth step: the mounting disc is fixed at the rear end of the rear cylinder cover body.
The invention has the beneficial effects that:
1. according to the invention, the brake is assembled on the front side of the motor to vacate the space at the rear end of the motor for the controller integration, meanwhile, the connection of the motor and an electric control circuit of the controller is facilitated, the controller is integrated at the rear end of the motor, and the brake directly takes electricity from the controller, so that the electric control circuit between the motor and the controller is greatly simplified, the circuit fault is reduced, the control stability is improved, the solid connection of the controller and the motor is formed, the integrated installation, debugging and maintenance of the whole wheel edge driving assembly are facilitated, the field installation, debugging and maintenance efficiency of the electric driving wheel is improved, and the practicability of the electric driving wheel is improved.
2. The brake is assembled on the front side of the motor, the shaft diameter of the front end of the motor rotating shaft is larger, the strength is higher, the brake can be directly sleeved with the rotating shaft in a spline fit mode, a spline sleeve is not needed, the connecting structure of the rotating shaft and the brake in the spline fit mode is more reliable, and when the brake is frequently braked or emergently braked and other working conditions, the rotating shaft strength can be effectively guaranteed to meet working condition requirements, and the braking sensitivity is improved.
3. The front end of the motor shell extends into the groove to be fixed with the reducer shell, the brake is sealed in the groove, a shell required by the brake is omitted, the matching axial size of the motor and the reducer body is shortened, a motor rotating shaft is used as an input shaft of the reducer to form a coaxial structure of the motor and the reducer, the input shaft of the reducer is omitted, the integrated structure of the motor and the reducer is simplified, the matching axial size of the motor and the reducer is further shortened, the structural compactness of the wheel side driving assembly is improved, the size of the wheel side driving assembly is reduced, the space occupancy rate of the wheel side driving assembly is reduced, the structural reliability of the three-in-one integrated wheel side driving assembly is improved, the requirement of the three-in-one integrated wheel side driving assembly on the mounting space is reduced, and the practicability is high.
4. The motor rotating shaft is sequentially supported and axially positioned by the bearing I, the bearing II and the bearing III from front to back, the coaxiality of the rotating shaft is effectively guaranteed, the axial vibration of the rotating shaft is reduced, the reliability of a coaxial structure of the motor and the speed reducer is improved, the transmission effect of the rotating shaft is improved, and therefore the driving reliability of the wheel driving assembly is improved.
Drawings
FIG. 1 is a schematic view of a three-in-one integrated structure of a wheel-side drive assembly.
Fig. 2 is a partially enlarged view of fig. 1.
Detailed Description
Embodiments of the present invention will be described in detail with reference to fig. 1 to 2.
Three-in-one integrated design method of wheel edge drive assembly, including motor 1, reduction gear 2 and driving motor 1's controller 3, its characterized in that: the brake 4 of the motor 1 is assembled on the front side of the motor 1, the controller 3 is integrated at the rear end of the motor 1, the brake 4 directly takes power from the controller 3, and the controller 3, the motor 1 and the speed reducer 1 are integrated into a whole.
The three-in-one integrated design method of the wheel driving assembly comprises the steps of assembling a brake 4 on the front side of a motor 1 to vacate the space of the rear end of the motor 1 for integration of a controller 3, meanwhile, the motor 1 is convenient to be connected with an electric control circuit of the controller 3, the controller 3 is integrated on the rear end of the motor 1, the brake 4 directly gets electricity from the controller 3, the electric control circuit between the motor 1 and the controller 3 is simplified greatly, circuit faults are reduced, the control stability is improved, the controller 3 is connected with the motor 1 in a solid state, the whole wheel driving assembly is convenient to install, debug and maintain, the field installation, debugging and maintenance efficiency of the electric driving wheel is improved, and the practicability of the electric driving wheel is improved. With stopper 4 assembly in 1 front side of motor, 11 front end shaft diameters of motor shaft are bigger, and intensity is higher, and stopper 4 can directly form spline fit suit with the pivot, need not to use the spline housing, and pivot and stopper spline fit's connection structure is more reliable, when operating modes such as frequent braking of stopper or emergency braking, can effectively guarantee that pivot intensity satisfies the operating mode demand, improves the braking sensitivity.
The controller 3 is integrated in the motor casing 12 and coaxially fixed at the rear side of the motor rotating shaft 11, so that the controller 3, the motor 1 and the speed reducer 2 are coaxially arranged. As shown in the figure, controller 3 and reduction gear 2 set up both sides around motor 1 respectively, and the coaxial setting of three makes things convenient for being connected of various lines and controller 3 in the motor 1 promptly, does not occupy motor 1's periphery space again, and the circumference width of wheel limit drive assembly is little, reduces the installation of space occupancy wheel limit drive assembly on the electricity drives the wheel of being convenient for, and controller 3 sets up the convenient maintenance in motor 1 rear end, and the practicality is high.
The rear end of the motor shell 12 is provided with an installation cavity 121 for installing the controller 3, the controller 3 is fixed in the installation cavity 121, an axial brake wiring groove 122 is formed in the motor shell 12, the brake wiring groove 122 extends to be communicated with the installation cavity 121, and a brake power-taking connecting line is wired from the brake wiring groove 122 and extends into the installation cavity 121 to be connected with the controller 3 to take power. The mounting cavity 121 can accommodate not only the controller 3 but also a sensor connection line, a sanxiang connection line and a brake power-taking connection line of the motor, so as to provide a space for arrangement and connection of an electric control circuit of the motor 1 and the controller 3, so that the motor 1 and the controller 3 form solid-state connection, the circuit is short, the connection is convenient, and the three-in-one integrated wheel-side drive assembly is high in assembly molding efficiency and easy to integrate.
The motor casing 12 is coaxially provided with a separating wiring disc 123, the separating wiring disc 123 divides the motor casing 12 into a front cavity and a rear cavity, a stator and a rotor of a motor are installed in the front cavity, the rear cavity is an installation cavity 121, the controller 3 is a circuit board controller and is coaxially fixed with the rear end of the motor casing, and a three-phase line and a sensor connecting line of the motor 1 penetrate out of the separating wiring disc to be connected with the controller. Separate two chambeies around walking disc 123 falls into motor housing 12, and the rear chamber holds controller 3 for installation cavity 121, separates to open on the walking disc 123 and establishes a plurality of walking holes to conveniently walk the line and wear out, make things convenient for the connection of circuit promptly, separate stator rotor primary structure in the motor with controller 3 again, form independent controller installation cavity, be convenient for subsequent maintenance and maintenance.
The brake 4 is arranged on the front side of the motor shell and is in spline fit with the motor rotating shaft 11, the motor shell 12 is nested in the reducer shell, and the brake 4 is sealed in the reducer shell 21. The shell required by the brake 4 is omitted, and the motor shell 12 is nested in the reducer shell, so that the axial size of the motor 1 and the reducer 2 which are integrally assembled can be effectively reduced, the axial size of the wheel-side driving assembly is reduced, and the structural compactness of the wheel-side driving assembly is improved.
The rear end of the reducer casing 21 is provided with a groove 211 matched with the motor shell 12, the brake 4 is arranged in the groove 211, and the front end of the motor shell 12 extends into the groove 211 to be fixed with the reducer casing 21 and seal the groove 211. The groove 211 provides a space for nesting of the motor shell 12 and setting of the brake 4, the brake 4 is sealed between the motor shell 12 and the reducer shell 21, a nested integral structure of the motor 1 and the reducer 2 is formed, the assembly convenience of the motor and the reducer is improved, the axial size of the assembled motor and the assembled reducer is effectively reduced, the axial size of the wheel-side driving assembly is reduced, the space occupancy rate is reduced, the structure is compact, and the requirement on the installation space is reduced.
The motor rotating shaft extends into the speed reducer and is meshed and connected with the planetary gear of the speed reducer, so that the motor rotating shaft is used as an input shaft of the speed reducer, and a coaxial structure of the motor and the speed reducer is formed. The input shaft of the speed reducer 2 is omitted, the integrated structure of the motor 1 and the speed reducer 2 is simplified, the axial size of the motor 1 matched with the speed reducer 2 is further shortened, the structural compactness of the wheel edge driving assembly is improved, the size of the wheel edge driving assembly is reduced, the space occupancy rate of the wheel edge driving assembly is reduced, the structural reliability of the three-in-one integrated wheel edge driving assembly is improved, the requirement of the three-in-one integrated wheel edge driving assembly on the installation space is reduced, and the practicability is high.
The inner ring of the separation wiring disc 123 is internally provided with an integrally formed supporting cylinder 124, a first bearing 5 is pressed in the supporting cylinder 124, the rear end of the motor rotating shaft 11 is pressed in the inner ring of the first bearing 5, a second bearing 6 is pressed in the front end of the motor shell 12, the motor rotating shaft 11 is pressed in the inner ring of the second bearing 6, a third bearing 7 is pressed in the reducer shell 21, the motor rotating shaft 11 is pressed in the inner ring of the third bearing 7, the first bearing 5, the second bearing 6 and the third bearing 7 are axially positioned, and the motor rotating shaft 11 is sequentially radially supported and axially positioned from back to front. As shown in the figure, the first bearing 5 is axially positioned by the supporting cylinder 124 and the motor rotating shaft 11, and forms a radial support for the rear end of the motor rotating shaft 11, the second bearing 6 is axially positioned by the front end of the motor shell and the motor rotating shaft 11, and forms a radial support for the middle of the motor rotating shaft 11, the third bearing 7 is axially positioned by the reducer casing 12 and the motor rotating shaft 11, and forms a radial support for the front end of the motor rotating shaft 11, and the motor rotating shaft 11 is radially supported and axially positioned by the first bearing 5, the second bearing 6 and the third bearing 7 from back to front in sequence, so that the coaxiality of the rotating shaft is effectively ensured, the axial vibration of the rotating shaft is reduced, the reliability of a coaxial structure of the motor and the reducer is improved, the transmission effect of the rotating shaft is improved, and the driving reliability of the wheel edge driving assembly is improved.
The motor casing 12 is designed to be a split structure consisting of a motor casing body 13 and a rear cylinder cover 14, a stator and a rotor of a motor are installed in the motor casing body 13, the rear end of the motor casing body 13 is a through opening, the rear cylinder cover 14 is coaxially fixed at the rear end of the motor casing body 13, the separation wiring disc 123 is integrally formed in the rear cylinder cover 14, and the controller 3 is fixed in the rear cylinder cover 14. The rear cylinder cover 14 and the motor shell body 13 are detachable, the controller 3 and the motor 1 are firstly arranged and connected with an electrical control circuit, and then the controller 3 is fixed, so that the driving reliability of the controller 3 on the motor 1 is ensured, and the convenience and the efficiency of integrated assembly are also improved.
The rear cylinder cover 14 is designed to be composed of a cylindrical rear cylinder cover body 141 and a mounting disc 142 coaxially fixed at the rear end of the rear cylinder cover body 141, and the specific steps of integrating the controller 3 at the rear end of the motor are as follows:
first, the controller 3 is fixed to the mounting plate 142;
the second step is that: pressing the bearing I5 to the rear end of the motor rotating shaft 11, and pressing the supporting cylinder 124 to the bearing I5 to enable the rear cylinder cover body 141 to cover the rear end of the motor shell body 13;
the third step: the three-phase line of the motor and the sensor connecting line penetrate out of the separating wiring disc, the brake power-taking connecting line extends into the rear cylinder cover body 13, and the rear cylinder cover body 141 and the motor shell body 13 are fixed by bolts;
the fourth step: connecting a three-phase line of the motor, a sensor connecting line and a brake power-taking connecting line with a controller 3;
the fifth step: the mounting plate 142 is fixed to the rear end of the rear cylinder cover body 141.
The rear cover cylinder 14 is also designed to be a split structure, the controller 3 is installed by the installation disc 142, the rear cover cylinder body 141 is installed at the rear end of the motor shell body 13 by the matching of the bearing I5, the supporting cylinder 124 and the motor rotating shaft 11, the wiring of the motor and the controller is carried out after the three-phase line, the sensor wire and the brake power-taking wire of the motor extend out, the wiring operation of the motor and the controller is simple, the limitation of the position of the controller is avoided, enough wiring operation space is reserved, the installation disc 142 and the rear cover cylinder body 141 are fixed finally, the integration is realized, the integration process is carried out gradually from inside to outside, and the operation is simple and easy to realize.
The technical solutions of the embodiments of the present invention are fully described above with reference to the accompanying drawings, and it should be noted that the described embodiments are only some embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Claims (10)

1. The three-in-one integrated design method of the wheel edge driving assembly comprises a motor, a speed reducer and a controller of a driving motor, and is characterized in that: the brake of the motor is assembled on the front side of the motor, the controller is integrated at the rear end of the motor, the brake directly gets power from the controller, and the controller, the motor and the speed reducer are integrated into a whole.
2. The three-in-one integrated design method of the wheel-rim driving assembly as claimed in claim 1, wherein: the controller is integrated in the motor shell and coaxially fixed on the rear side of the motor rotating shaft, so that the controller, the motor and the speed reducer are coaxially arranged.
3. The three-in-one integrated design method of the wheel-rim driving assembly as claimed in claim 2, wherein: the rear end of the motor shell is provided with a mounting cavity for mounting the controller, the controller is fixed in the mounting cavity, a brake wiring groove along the axial direction is formed in the motor shell, the brake wiring groove extends to be communicated with the mounting cavity, and the brake power-taking connecting line is wired from the brake wiring groove and extends into the mounting cavity to be connected with the controller to achieve power taking.
4. The three-in-one integrated design method of the wheel-rim driving assembly as claimed in claim 3, wherein: the motor casing is coaxially provided with a separating wiring disc which divides the motor casing into a front cavity and a rear cavity, the front cavity is internally provided with a stator and a rotor of the motor, the rear cavity is an installation cavity, the controller is a circuit board controller and is coaxially fixed with the rear end of the motor casing, and a three-phase line and a sensor connecting line of the motor penetrate out of the separating wiring disc to be connected with the controller.
5. The three-in-one integrated design method of the wheel-rim driving assembly as claimed in claim 3, wherein: the brake is arranged on the front side of the motor shell and is matched with the motor rotating shaft spline, the motor shell is nested in the reducer shell, and the brake is sealed in the reducer shell.
6. The three-in-one integrated design method of the wheel-rim driving assembly as claimed in claim 5, wherein: the rear end of the reducer shell is provided with a groove matched with the motor shell, the brake is arranged in the groove, and the front end of the motor shell extends into the groove to be fixed with the reducer shell and seal the groove.
7. The three-in-one integrated design method of the wheel-rim driving assembly as claimed in claim 4, wherein: the motor rotating shaft extends into the speed reducer to be meshed and connected with the planetary gear of the speed reducer, so that the motor rotating shaft is used as an input shaft of the speed reducer, and a coaxial structure of the motor and the speed reducer is formed.
8. The three-in-one integrated design method of the wheel-rim driving assembly as claimed in claim 7, wherein: the bearing I, the bearing II and the bearing III are axially positioned, and the motor rotating shaft is sequentially radially supported and axially positioned from back to front.
9. The three-in-one integrated design method of the wheel-rim driving assembly as claimed in claim 8, wherein: the motor shell is designed into a split structure consisting of a motor shell body and a rear barrel cover, a stator and a rotor of a motor are installed in the motor shell body, the rear end of the motor shell body is a through opening, the rear barrel cover is coaxially fixed at the rear end of the motor shell body, a separation wiring disc is integrally formed in the rear barrel cover, and a controller is fixed in the rear barrel cover.
10. The three-in-one integrated design method of the wheel-rim driving assembly as claimed in claim 9, wherein: the rear cylinder cover is designed to be composed of a cylindrical rear cylinder cover body and a mounting disc coaxially fixed at the rear end of the rear cylinder cover body, and the controller is integrated at the rear end of the motor in the following specific steps:
firstly, fixing a controller on a mounting disc;
the second step is that: pressing the bearing I to the rear end of the motor rotating shaft, and pressing the supporting cylinder onto the bearing I to enable the rear cylinder cover body to cover the rear end of the motor shell body;
the third step: the three-phase line of the motor and the sensor connecting line penetrate out of the separating wiring disc, the brake power-taking connecting line extends into the rear cylinder cover body, and the rear cylinder cover body and the motor shell body are fixed through bolts;
the fourth step: connecting a three-phase line of the motor, a sensor connecting line and a brake power-taking connecting line with a controller;
the fifth step: the mounting disc is fixed at the rear end of the rear cylinder cover body.
CN202110515615.8A 2021-05-12 2021-05-12 Three-in-one integrated design method of wheel edge driving assembly Pending CN113511064A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110515615.8A CN113511064A (en) 2021-05-12 2021-05-12 Three-in-one integrated design method of wheel edge driving assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110515615.8A CN113511064A (en) 2021-05-12 2021-05-12 Three-in-one integrated design method of wheel edge driving assembly

Publications (1)

Publication Number Publication Date
CN113511064A true CN113511064A (en) 2021-10-19

Family

ID=78064417

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110515615.8A Pending CN113511064A (en) 2021-05-12 2021-05-12 Three-in-one integrated design method of wheel edge driving assembly

Country Status (1)

Country Link
CN (1) CN113511064A (en)

Citations (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102211614A (en) * 2011-05-09 2011-10-12 北京科技大学 Alternating current driven articulated dump truck
CN102514480A (en) * 2011-12-23 2012-06-27 上海同新机电控制技术有限公司 Multifunctional mining construction mechanical wheel walking driving device
CN103395361A (en) * 2013-08-06 2013-11-20 河北格洛斯节能设备科技有限公司 Hub type inner rotor electric wheel
CN103448530A (en) * 2013-03-04 2013-12-18 浙江吉利汽车研究院有限公司杭州分公司 Wheel driving device
CN103448531A (en) * 2013-08-15 2013-12-18 安徽工程大学 Electric driving wheel with cooling function
CN104175862A (en) * 2014-08-25 2014-12-03 安徽工程大学 Electric-car wheel-edge driving system and control method thereof
CN205811762U (en) * 2016-06-22 2016-12-14 中国长江航运集团电机厂 A kind of disc type electric machine brake
CN107487175A (en) * 2017-07-25 2017-12-19 东风汽车公司 A kind of integrated type In-wheel motor driving unit
CN206884718U (en) * 2017-06-13 2018-01-16 郑州宇通客车股份有限公司 Hybrid power system and the vehicle using the hybrid power system
CN208180750U (en) * 2018-03-20 2018-12-04 株洲齿轮有限责任公司 Power drive assembly and electric car
CN208469529U (en) * 2018-03-20 2019-02-05 株洲齿轮有限责任公司 Power drive assembly and electric car
CN109835161A (en) * 2018-07-05 2019-06-04 广州市新域动力技术有限公司 Three planet row hybrid power assembly of bi-motor
CN110203058A (en) * 2019-05-31 2019-09-06 贵州航天林泉电机有限公司 A kind of wheel hub electric drive assembly of parallel shaft (speed) reducer
CN210007538U (en) * 2019-07-30 2020-01-31 广东美的智能科技有限公司 Motor brake, casing, motor brake subassembly and motor
CN111371246A (en) * 2020-03-09 2020-07-03 贵州航天林泉电机有限公司 Air-cooled structure electric drive assembly for track inspection vehicle
CN211880229U (en) * 2020-05-28 2020-11-06 株洲齿轮有限责任公司 New energy automobile power assembly three-phase line fixed knot constructs
CN212046876U (en) * 2020-03-19 2020-12-01 菲仕绿能科技(宁波)有限公司 Three-in-one integrated electric drive assembly of pure electric vehicle
CN112092606A (en) * 2020-10-13 2020-12-18 武汉鲸鱼座机器人技术有限公司 Wheeled electric drive axle with power supply system and control method thereof
CN112436679A (en) * 2019-08-26 2021-03-02 上海汽车变速器有限公司 Three-in-one electric drive assembly structure

Patent Citations (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102211614A (en) * 2011-05-09 2011-10-12 北京科技大学 Alternating current driven articulated dump truck
CN102514480A (en) * 2011-12-23 2012-06-27 上海同新机电控制技术有限公司 Multifunctional mining construction mechanical wheel walking driving device
CN103448530A (en) * 2013-03-04 2013-12-18 浙江吉利汽车研究院有限公司杭州分公司 Wheel driving device
CN103395361A (en) * 2013-08-06 2013-11-20 河北格洛斯节能设备科技有限公司 Hub type inner rotor electric wheel
CN103448531A (en) * 2013-08-15 2013-12-18 安徽工程大学 Electric driving wheel with cooling function
CN104175862A (en) * 2014-08-25 2014-12-03 安徽工程大学 Electric-car wheel-edge driving system and control method thereof
CN205811762U (en) * 2016-06-22 2016-12-14 中国长江航运集团电机厂 A kind of disc type electric machine brake
CN206884718U (en) * 2017-06-13 2018-01-16 郑州宇通客车股份有限公司 Hybrid power system and the vehicle using the hybrid power system
CN107487175A (en) * 2017-07-25 2017-12-19 东风汽车公司 A kind of integrated type In-wheel motor driving unit
CN208180750U (en) * 2018-03-20 2018-12-04 株洲齿轮有限责任公司 Power drive assembly and electric car
CN208469529U (en) * 2018-03-20 2019-02-05 株洲齿轮有限责任公司 Power drive assembly and electric car
CN109835161A (en) * 2018-07-05 2019-06-04 广州市新域动力技术有限公司 Three planet row hybrid power assembly of bi-motor
CN110203058A (en) * 2019-05-31 2019-09-06 贵州航天林泉电机有限公司 A kind of wheel hub electric drive assembly of parallel shaft (speed) reducer
CN210007538U (en) * 2019-07-30 2020-01-31 广东美的智能科技有限公司 Motor brake, casing, motor brake subassembly and motor
CN112436679A (en) * 2019-08-26 2021-03-02 上海汽车变速器有限公司 Three-in-one electric drive assembly structure
CN111371246A (en) * 2020-03-09 2020-07-03 贵州航天林泉电机有限公司 Air-cooled structure electric drive assembly for track inspection vehicle
CN212046876U (en) * 2020-03-19 2020-12-01 菲仕绿能科技(宁波)有限公司 Three-in-one integrated electric drive assembly of pure electric vehicle
CN211880229U (en) * 2020-05-28 2020-11-06 株洲齿轮有限责任公司 New energy automobile power assembly three-phase line fixed knot constructs
CN112092606A (en) * 2020-10-13 2020-12-18 武汉鲸鱼座机器人技术有限公司 Wheeled electric drive axle with power supply system and control method thereof

Similar Documents

Publication Publication Date Title
US7239033B2 (en) Drive apparatus for hybrid vehicle
US6328123B1 (en) Electrical drive for a wheel hub
US8316973B2 (en) Electric driving unit for a vehicle
US7214155B2 (en) Electric drive unit for motor vehicles
US8008817B2 (en) Wheel-mounted electrical machine
EP2800668B1 (en) Motor-reducer with integrated brake and inverter for direct transmission to the wheel of an electrically driven vehicle
CN109017271B (en) Electric automobile and power driving device thereof
CN108340768A (en) A kind of electronic wheel assembly of integrated wheel hub motor
US11641146B2 (en) Wheel bearing system with generator
EP1896283A1 (en) Power transmission apparatus of hybrid vehicle
CN202399886U (en) Dry double-disc clutch and motor assembly for modularized hybrid vehicle
CN113511064A (en) Three-in-one integrated design method of wheel edge driving assembly
CN219706956U (en) Electric control building module of braking system
JP2007336675A (en) Drive device of electric vehicle
CN102390253A (en) Electric automobile chassis of employing live axle hub motor as driving wheel
CN202901096U (en) Automobile clutch housing
CN208585075U (en) One kind being coaxially integrated electric drive vehicle bridge
CN108674160A (en) One kind being coaxially integrated electric drive vehicle bridge
JP2019075976A (en) Vehicle power device and generator-equipped wheel bearing device
CN212992123U (en) Hub motor
CN102857051B (en) The external rotor electric machine of axial length can be changed
CN113074236A (en) Integrated assembly method of high-altitude platform reducer, motor and controller and driving assembly
CN106972690A (en) The hybrid power permanent-magnetic outer rotor bi-motor of integrated arrestor differential variable-speed case
CN113410935A (en) In-wheel motor
CN216424070U (en) Wheel-side three-in-one driver

Legal Events

Date Code Title Description
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: 20211019

RJ01 Rejection of invention patent application after publication