WO2020220557A1 - 一种双轴伸电机 - Google Patents

一种双轴伸电机 Download PDF

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Publication number
WO2020220557A1
WO2020220557A1 PCT/CN2019/105358 CN2019105358W WO2020220557A1 WO 2020220557 A1 WO2020220557 A1 WO 2020220557A1 CN 2019105358 W CN2019105358 W CN 2019105358W WO 2020220557 A1 WO2020220557 A1 WO 2020220557A1
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WIPO (PCT)
Prior art keywords
end cover
motor
assembly
bearing seat
stop
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.)
Ceased
Application number
PCT/CN2019/105358
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English (en)
French (fr)
Inventor
熊华云
李志云
霍宝福
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.)
Zhongshan Broad Ocean Motor Co Ltd
Original Assignee
Zhongshan Broad Ocean Motor 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
Priority claimed from CN201910362087.XA external-priority patent/CN109995209B/zh
Priority claimed from CN201920617088.XU external-priority patent/CN209545399U/zh
Application filed by Zhongshan Broad Ocean Motor Co Ltd filed Critical Zhongshan Broad Ocean Motor Co Ltd
Publication of WO2020220557A1 publication Critical patent/WO2020220557A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K16/00—Machines with more than one rotor or stator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/20—Structural association with auxiliary dynamo-electric machines, e.g. with electric starter motors or exciters

Definitions

  • the invention relates to a double-shaft extension motor.
  • the purpose of the present invention is to provide a double-shaft extension motor, which can solve the problems of large load noise, large motor energy loss, and temperature rise of the double-shaft extension motor in the prior art.
  • the purpose of the present invention is to provide a dual-shaft motor, which is characterized in that it includes a first motor assembly and a second motor assembly.
  • the first motor assembly and the second motor assembly are connected by an intermediate end cover and the motor housing.
  • the first motor The assembly includes a first stator assembly, a first rotor assembly, a first rotating shaft and a first front end cover.
  • the first rotating shaft is connected to the first rotor assembly.
  • the first stator assembly is sleeved outside the first rotor assembly and inside the first front end cover.
  • the middle end cover is provided with a second bearing seat on the side facing the first front end cover, a first bearing is installed in the first bearing seat and the second bearing seat, and the first rotating shaft is supported by the first bearing
  • the second motor assembly includes a second stator assembly, a second rotor assembly, a second rotating shaft and a second front end cover, the second rotating shaft is connected to the second rotor assembly, and the second stator assembly is sleeved in Outside the second rotor assembly
  • the second front end cover is provided with a third bearing seat
  • the middle end cover is provided with a fourth bearing seat on the side facing the second front end cover
  • a second bearing seat is installed in the third bearing seat and the fourth bearing seat.
  • the second rotating shaft is supported in the middle end cover and the second front end cover through the second bearing; the first stator assembly and the second stator assembly are sleeved in the motor casing, and the two ends of the motor casing are respectively connected to the first front end cover , The second front end cover, the middle end cover is installed and connected to the middle of the motor casing.
  • the motor casing is covered outside the middle end cover, the outer wall of the middle end cover is attached to the inner wall of the motor casing, and the two ends of the motor casing are respectively connected to the first front end cover and the second front end cover, the motor casing
  • a fixing hole is opened on the upper part, a screw hole corresponding to the fixing hole is opened on the middle end cover, and the motor casing and the middle end cover are fixed by screws.
  • the motor housing described above includes a first housing and a second housing, the first front end cover is provided with a first stop, the second front end cover is provided with a second stop, and the middle end cover is provided with a first stop
  • the third stop is corresponding to the third stop and the fourth stop is corresponding to the second stop.
  • the first housing is installed between the first front end cover and the middle end cover through the first stop and the third stop.
  • the casing is installed between the middle end cover and the second front end cover through the second stop and the fourth stop.
  • the above-mentioned middle end cover is provided with a plurality of installation through holes
  • the first front end cover is provided with a first installation hole corresponding to the installation through holes
  • the second front end cover is provided with a second installation hole corresponding to the installation through holes
  • a number of long studs are installed on the first front end cover or the second front end cover.
  • the long studs pass through the first installation hole, the installation through hole and the second installation hole.
  • the long studs cooperate with the nut to connect the first front end cover and the second front end cover.
  • the front end cover, the middle end cover and the motor housing are fixed together.
  • the diameter of the first housing and the diameter of the second housing are different.
  • the length of the first casing and the length of the second casing are different.
  • a number of ventilation holes are provided on the aforementioned middle end cover.
  • the present invention has the following effects:
  • a dual-shaft motor characterized in that it includes a first motor assembly and a second motor assembly, the first motor assembly and the second motor assembly are connected by an intermediate end cover and the motor housing, and the first motor assembly includes a first stator The assembly, the first rotor assembly, the first rotating shaft and the first front end cover, the first rotating shaft is connected with the first rotor assembly, the first stator assembly is sleeved outside the first rotor assembly, and the first front end cover is provided with a first bearing seat , The middle end cover is provided with a second bearing seat on the side facing the first front end cover, a first bearing is installed in the first bearing seat and the second bearing seat, and the first rotating shaft is supported on the middle end cover and the first bearing seat through the first bearing.
  • the second motor assembly includes a second stator assembly, a second rotor assembly, a second rotating shaft and a second front end cover, the second rotating shaft is connected to the second rotor assembly, and the second stator assembly is sleeved outside the second rotor assembly,
  • the second front end cover is provided with a third bearing seat
  • the middle end cover is provided with a fourth bearing seat on the side facing the second front end cover
  • a second bearing is installed in the third bearing seat and the fourth bearing seat
  • the second rotating shaft passes through
  • the second bearing is supported in the middle end cover and the second front end cover
  • the first stator assembly and the second stator assembly are sleeved inside the motor casing, and the two ends of the motor casing are respectively connected to the first front end cover and the second front end cover
  • the middle end cover is installed and connected to the middle of the motor casing.
  • the two motors are combined into one motor through the middle end cover, so that the motor can meet the performance output of the two motors, which can effectively solve the temperature rise of the single motor, the large noise, the shaft power cannot be distributed according to the actual demand, and the energy loss is large. It can also solve the disadvantages of the large space occupied by the split motor, and greatly improve the space, energy consumption, noise reduction, and reasonable power distribution of the motor.
  • the 4 motors used by the two motors can also be improved.
  • the number of end covers is reduced to 3, which reduces the design cost of the motor;
  • Figure 1 is a perspective view of a biaxial extension motor provided in the first embodiment of the present invention
  • Figure 2 is a cross-sectional view of a biaxial extension motor provided in the first embodiment of the present invention
  • Fig. 3 is an exploded view of the double-shaft motor provided in the first embodiment of the present invention.
  • FIG. 4 is a perspective view of the middle end cover of the biaxial extension motor provided by the first embodiment of the present invention.
  • Figure 5 is a side view of the middle end cover of the biaxial extension motor provided in the first embodiment of the present invention.
  • Fig. 6 is a perspective view of a biaxial extension motor provided in the second embodiment of the present invention.
  • Fig. 7 is a cross-sectional view of a biaxial extension motor provided in the second embodiment of the present invention.
  • Fig. 8 is an exploded view of a double-shaft extension motor provided in the second embodiment of the present invention.
  • Figure 9 is a perspective view of the middle end cover of the biaxial extension motor provided in the second embodiment of the present invention.
  • Figure 10 is a side view of the middle end cover of the biaxial extension motor provided in the second embodiment of the present invention.
  • Fig. 11 is a schematic structural diagram of a preferred item of the double-shaft extension motor provided in the second embodiment of the present invention.
  • this embodiment provides a dual-shaft motor, which is characterized in that it includes a first motor assembly 1 and a second motor assembly 2, the first motor assembly 1 and the second motor assembly 2
  • the first motor assembly 1 includes a first stator assembly 11, a first rotor assembly 12, a first rotating shaft 13, and a first front end cover 14.
  • the assembly 12 is connected, the first stator assembly 11 is sleeved outside the first rotor assembly 12, the first front end cover 14 is provided with a first bearing seat 141, and the middle end cover 3 is provided with a second end cover on the side facing the first front end cover 14.
  • the second motor assembly 2 includes a second stator assembly 21, a second rotor assembly 22, a second rotating shaft 23, and a second front end cover 24.
  • the second rotating shaft 23 is connected to the second rotor assembly 22.
  • the second stator assembly 21 is sleeved in the second Outside the rotor assembly 22, the second front end cover 24 is provided with a third bearing seat 241, the middle end cover 3 is provided with a fourth bearing seat 32, a third bearing seat 241 and a fourth bearing seat on the side facing the second front end cover 24 32 is installed with second bearings 25a, 25b, the second rotating shaft 23 is supported in the middle end cover 3 and the second front end cover 24 through the second bearings 25a, 25b; the first stator assembly 11 and the second stator assembly 21 are sleeved in Inside the motor housing 4, the two ends of the motor housing 4 are respectively connected to the first front end cover 14 and the second front end cover 24, and the middle end cover 3 is installed and connected to the middle of the motor housing 4.
  • the two motors are combined into one motor through the middle end cover 3, so that the motor can meet the performance output of the two motors, which can effectively solve the temperature rise, noise, and shaft of the single motor.
  • the power cannot be distributed according to actual needs, and the energy loss is large. It can also solve the disadvantages of the large space occupied by the split motor, so that the motor has a greater improvement in space, energy consumption, noise reduction, and reasonable power distribution.
  • the improvement can also reduce the 4 end caps used by the two motors to 3, reducing the design cost of the dual-shaft motor.
  • the above-mentioned motor housing 4 is covered outside the middle end cover 3.
  • the outer wall of the middle end cover 3 is attached to the inner wall of the motor housing 4, and both ends of the motor housing 4 are connected to the first front end cover 14 and the second In the front end cover 24, a fixing hole 41 is opened on the motor housing 4, and the middle end cover 3 is provided with a screw hole 33 corresponding to the fixing hole 41.
  • the motor housing 4 and the middle end cover 3 are fixed by screws 51.
  • the middle end cover and the motor casing are fastened with screws to ensure that the middle end cover is reliably installed in the inner cavity of the motor casing, and the installation is convenient.
  • the height of the middle end cover can be set according to requirements.
  • a number of ventilation holes 34 are provided on the aforementioned middle end cover 3.
  • the ventilation hole 34 enhances the heat dissipation inside the motor.
  • the dual-shaft motor provided in this embodiment is similar to the dual-shaft motor described in the first embodiment, but the difference lies in:
  • the motor housing 4 described above includes a first housing 42 and a second housing 43.
  • the first front end cover 14 is provided with a first stop 142
  • the second front end cover 24 is provided with a second stop 242.
  • the cover 3 is provided with a third stop 35 corresponding to the first stop 142 and a fourth stop 36 corresponding to the second stop 242.
  • the first housing 42 passes through the first stop 142 and the third stop 35 is installed between the first front end cover 14 and the middle end cover 3, and the second housing 43 is installed between the middle end cover 3 and the second front end cover 24 through the second stop 242 and the fourth stop 36.
  • the middle end cover 3 and the first casing 42 and the second casing 43 are positioned by the stop openings to ensure the reliable installation of the middle end cover in the inner cavity of the casing and further improve the convenience of installation.
  • the height of the middle end cover can be adjusted according to requirements set up.
  • the above-mentioned intermediate end cover 3 is provided with a plurality of mounting through holes 37
  • the first front end cover 14 is provided with a first mounting hole 143 corresponding to the mounting through holes 37
  • the second front end cover 24 is provided with a mounting through hole 37
  • a number of long studs 52 are mounted on the first front end cover 14 or the second front end cover 24, and the long studs 52 pass through the first mounting hole 143, the mounting through hole 37 and the second mounting hole 243
  • the long stud 52 cooperates with the nut 53 to fix the first front end cover 14, the second front end cover 24, the middle end cover 3 and the motor housing 4 together.
  • the diameter D1 of the first housing 42 and the diameter D2 of the second housing 43 are different.
  • the specifications of the first motor component 1 and the second motor component 2 can be designed into two different specifications according to actual requirements, that is, two motors of different specifications can be combined into one motor.
  • the length H1 of the first housing 42 described above may also be different from the length H2 of the second housing 43.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Frames (AREA)

Abstract

本发明公开了一种双轴伸电机，包括第一电机组件和第二电机组件，第一电机组件与第二电机组件通过中间端盖及电机机壳连接，第一电机组件包括第一定子组件、第一转子组件、第一转轴和第一前端盖，第二电机组件包括第二定子组件、第二转子组件、第二转轴和第二前端盖；第一前端盖内设有第一轴承座，第二前端盖内设有第三轴承座，中间端盖对应设有第二轴承座和第四轴承座；第一定子组件与第二定子组件套装在电机机壳里面，电机机壳的两端分别连接第一前端盖、第二前端盖，中间端盖安装连接在电机机壳的中部。通过中间端盖将两台电机合并成一台电机，使双轴伸电机在空间、能耗、降噪、功率分配合理性方面都有较大的提高改善，降低设计成本。

Description

一种双轴伸电机 技术领域：
本发明涉及一种双轴伸电机。
背景技术：
目前很多汽车空调、窗机等负载是由一台双轴伸的电机带动的，为了保证负载的风量等，需要将电机设计的余量增大，这样衍生出的负载噪音大、电机能量损耗大，温升高等负面影响，这样对国家提出节能、高效的理论有违背；如采用两个分体的电机虽能解决噪音、能量损耗的问题，但两个单体电机设计方案所暂用的负载空间加大，对负载小型化非常不利。
发明内容：
本发明的目的是提供一种双轴伸电机，能解决现有技术中双轴伸电机负载噪音大、电机能量损耗大，温升高等的问题。
本发明的目的是通过下述技术方案予以实现的。
本发明的目的是提供一种双轴伸电机，其特征在于：包括第一电机组件和第二电机组件，第一电机组件与第二电机组件通过中间端盖及电机机壳连接，第一电机组件包括第一定子组件、第一转子组件、第一转轴和第一前端盖，第一转轴与第一转子组件连接，第一定子组件套装在第一转子组件外，第一前端盖内设有第一轴承座，中间端盖在朝向第一前端盖的一面设有第二轴承座，第一轴承座和第二轴承座内安装有第一轴承，第一转轴通过第一轴承支承在中间端盖和第一前端盖内；第二电机组件包括第二定子组件、第二转子组件、第二转轴和第二前端盖，第二转轴与第二转子组件连接，第二定子组件套装在第二转子组件外，第二前端盖内设有第三轴承座，中间端盖在朝向第二前端盖的一面设有第四轴承座，第三轴承座和第四轴承座内安装有第二轴承，第二转轴通过第二轴承支承在中间端盖和第二前端盖内；第一定子组件与第二定子组件套装在电机机壳里面，电机机壳的两端分别连接第一前端盖、第二前端盖，中间端盖安装连接在电机机壳的中部。
上述所述电机机壳罩在所述中间端盖外，中间端盖的外壁贴合在电机机壳的内壁，电机机壳的两端分别连接第一前端盖和第二前端盖，电机机壳上开有固定孔，中间端盖开有与固定孔对应的螺孔，电机机壳与中间端盖通过螺丝固定。
上述所述电机机壳包括第一机壳和第二机壳，第一前端盖设有第一止口，第二前端盖设有第二止口，所述中间端盖设有与第一止口对应设置的第三止口和与第二止口对应设置的第四止口，第一机壳通过第一止口和第三止口安装第一前端盖和中间端盖之间，第二机壳通过第二止口和第四止口安装在中间端盖和第二前端盖之间。
上述所述中间端盖上设有若干安装通孔，第一前端盖上设有与安装通孔对应的第一安装孔，第二前端盖上设有与安装通孔对应的第二安装孔，若干长螺柱安装在第一前端盖或第二前端盖上，长螺柱穿过第一安装孔、安装通孔以及第二安装孔，长螺柱与螺母配合将第一前端盖、第二前端盖、中间端盖和电机机壳固定在一起。
上述所述第一机壳的直径和第二机壳的直径不相同。
上述所述第一机壳的长度和第二机壳的长度不相同。
上述所述中间端盖上设有若干透气孔。
本发明与现有技术相比，具有如下效果：
1)双轴伸电机，其特征在于：包括第一电机组件和第二电机组件，第一电机组件与第二电机组件通过中间端盖及电机机壳连接，第一电机组件包括第一定子组件、第一转子组件、第一转轴和第一前端盖，第一转轴与第一转子组件连接，第一定子组件套装在第一转子组件外，第一前端盖内设有第一轴承座，中间端盖在朝向第一前端盖的一面设有第二轴承座，第一轴承座和第二轴承座内安装有第一轴承，第一转轴通过第一轴承支承在中间端盖和第一前端盖内；第二电机组件包括第二定子组件、第二转子组件、第二转轴和第二前端盖，第二转轴与第二转子组件连接，第二定子组件套装在第二转子组件外，第二前端 盖内设有第三轴承座，中间端盖在朝向第二前端盖的一面设有第四轴承座，第三轴承座和第四轴承座内安装有第二轴承，第二转轴通过第二轴承支承在中间端盖和第二前端盖内；第一定子组件与第二定子组件套装在电机机壳里面，电机机壳的两端分别连接第一前端盖、第二前端盖，中间端盖安装连接在电机机壳的中部。通过中间端盖将两台电机合并成一台电机，使电机能满足两台电机的性能输出，既能有效解决单体电机温升高、噪音大、轴功率不能根据实际需求进行分配、能量损耗大等问题，又能解决分体电机所占空间体积大的弊端，使电机在空间、能耗、降噪、功率分配合理性方面都有较大的提高改善，还可将两台电机所用的4个端盖减少为3个，降低电机的设计成本；
2)其它优点在实施例部分展开详细描述。
附图说明：
图1是本发明实施例一提供的双轴伸电机的立体图；
图2是本发明实施例一提供的双轴伸电机的剖视图；
图3是本发明实施例一提供的双轴伸电机的爆炸图；
图4是本发明实施例一提供的双轴伸电机的中间端盖的立体图；
图5是本发明实施例一提供的双轴伸电机的中间端盖的侧视图；
图6是本发明实施例二提供的双轴伸电机的立体图；
图7是本发明实施例二提供的双轴伸电机的剖视图；
图8是本发明实施例二提供的双轴伸电机的爆炸图；
图9是本发明实施例二提供的双轴伸电机的中间端盖的立体图；
图10是本发明实施例二提供的双轴伸电机的中间端盖的侧视图；
图11是本发明实施例二提供的双轴伸电机的优选项的结构示意图。
具体实施方式：
下面通过具体实施例并结合附图对本发明作进一步详细的描述。
实施例一：
如图1至图5所示，本实施例提供的是一种双轴伸电机，其特征在于：包 括第一电机组件1和第二电机组件2，第一电机组件1与第二电机组件2通过中间端盖3及电机机壳4连接，第一电机组件1包括第一定子组件11、第一转子组件12、第一转轴13和第一前端盖14，第一转轴13与第一转子组件12连接，第一定子组件11套装在第一转子组件12外，第一前端盖14内设有第一轴承座141，中间端盖3在朝向第一前端盖14的一面设有第二轴承座31，第一轴承座141和第二轴承座31内安装有第一轴承15a、15b，第一转轴13通过第一轴承15a、15b支承在中间端盖3和第一前端盖14内；第二电机组件2包括第二定子组件21、第二转子组件22、第二转轴23和第二前端盖24，第二转轴23与第二转子组件22连接，第二定子组件21套装在第二转子组件22外，第二前端盖24内设有第三轴承座241，中间端盖3在朝向第二前端盖24的一面设有第四轴承座32，第三轴承座241和第四轴承座32内安装有第二轴承25a、25b，第二转轴23通过第二轴承25a、25b支承在中间端盖3和第二前端盖24内；第一定子组件11与第二定子组件21套装在电机机壳4里面，电机机壳4的两端分别连接第一前端盖14、第二前端盖24，中间端盖3安装连接在电机机壳4的中部。
本实施例所述双轴伸电机，通过中间端盖3将两台电机合并成一台电机，使电机能满足两台电机的性能输出，既能有效解决单体电机温升高、噪音大、轴功率不能根据实际需求进行分配、能量损耗大等问题，又能解决分体电机所占空间体积大的弊端，使电机在空间、能耗、降噪、功率分配合理性方面都有较大的提高改善，还可将两台电机所用的4个端盖减少为3个，降低双轴伸电机的设计成本。
上述所述电机机壳4罩在所述中间端盖3外，中间端盖3的外壁贴合在电机机壳4的内壁，电机机壳4的两端分别连接第一前端盖14和第二前端盖24，电机机壳4上开有固定孔41，中间端盖3开有与固定孔41对应的螺孔33，电机机壳4与中间端盖3通过螺丝51固定。中间端盖与电机机壳采用螺钉紧固连接，保证中间端盖在电机机壳内腔安装可靠，安装方便，中间端盖的高度可根据需求设定。
上述所述中间端盖3上设有若干透气孔34。透气孔34加强了电机内部的散热。
实施例二：
如图6至图10所示，本实施例提供的双轴伸电机与实施例一所述双轴伸电机类似，不同之处在于：
上述所述电机机壳4包括第一机壳42和第二机壳43，第一前端盖14设有第一止口142，第二前端盖24设有第二止口242，所述中间端盖3设有与第一止口142对应设置的第三止口35和与第二止口242对应设置的第四止口36，第一机壳42通过第一止口142和第三止口35安装第一前端盖14和中间端盖3之间，第二机壳43通过第二止口242和第四止口36安装在中间端盖3和第二前端盖24之间。中间端盖3与第一机壳42、第二机壳43之间通过止口定位，保证中间端盖在机壳内腔安装可靠，进一步提高安装的方便形，中间端盖的高度可根据需求设定。
上述所述中间端盖3上设有若干安装通孔37，第一前端盖14上设有与安装通孔37对应的第一安装孔143，第二前端盖24上设有与安装通孔37对应的第二安装孔243，若干长螺柱52安装在第一前端盖14或第二前端盖24上，长螺柱52穿过第一安装孔143、安装通孔37以及第二安装孔243，长螺柱52与螺母53配合将第一前端盖14、第二前端盖24、中间端盖3和电机机壳4固定在一起。
作为一种优选项，如图11所示，上述所述第一机壳42的直径D1和第二机壳43的直径D2不相同。第一电机组件1和第二电机组件2的规格可根据实际需求设计成两种不同的规格，即可使两种不同规格电机合并为一个电机。
作为另一种优选项，上述所述第一机壳42的长度H1也可和第二机壳43的长度H2不相同。
以上实施例为本发明的较佳实施方式，但本发明的实施方式不限于此，其 他任何未背离本发明的精神实质与原理下所作的改变、修饰、替代、组合、简化，均为等效的置换方式，都包含在本发明的保护范围之内。

Claims (7)

  1. 一种双轴伸电机，其特征在于：包括第一电机组件(1)和第二电机组件(2)，第一电机组件(1)与第二电机组件(2)通过中间端盖(3)及电机机壳(4)连接，第一电机组件(1)包括第一定子组件(11)、第一转子组件(12)、第一转轴(13)和第一前端盖(14)，第一转轴(13)与第一转子组件(12)连接，第一定子组件(11)套装在第一转子组件(12)外，第一前端盖(14)内设有第一轴承座(141)，中间端盖(3)在朝向第一前端盖(14)的一面设有第二轴承座(31)，第一轴承座(141)和第二轴承座(31)各内安装有第一轴承(15a、15b)，第一转轴(13)通过第一轴承(15a、15b)支承在中间端盖(3)和第一前端盖(14)内；第二电机组件(2)包括第二定子组件(21)、第二转子组件(22)、第二转轴(23)和第二前端盖(24)，第二转轴(23)与第二转子组件(22)连接，第二定子组件(21)套装在第二转子组件(22)外，第二前端盖(24)内设有第三轴承座(241)，中间端盖(3)在朝向第二前端盖(24)的一面设有第四轴承座(32)，第三轴承座(241)和第四轴承座(32)内各安装有第二轴承(25a、25b)，第二转轴(23)通过第二轴承(25a、25b)支承在中间端盖(3)和第二前端盖(24)内；第一定子组件(11)与第二定子组件(21)套装在电机机壳(4)里面，电机机壳(4)的两端分别连接第一前端盖(14)、第二前端盖(24)，中间端盖(3)安装连接在电机机壳(4)的中部。
  2. 根据权利要求1所述的一种双轴伸电机，其特征在于：所述电机机壳(4)罩在所述中间端盖(3)外，中间端盖(3)的外壁贴合在电机机壳(4)的内壁，电机机壳(4)的两端分别连接第一前端盖(14)和第二前端盖(24)，电机机壳(4)上开有固定孔(41)，中间端盖(3)开有与固定孔(41)对应的螺孔(33)，电机机壳(4)与中间端盖(3)通过螺丝(51)固定。
  3. 根据权利要求1所述的一种双轴伸电机，其特征在于：所述电机机壳(4包括第一机壳(42)和第二机壳(43)，第一前端盖(14)设有第一止口(142)，第二前端盖(24)设有第二止口(242)，所述中间端盖(3)设有与第一止口(142) 对应设置的第三止口(35)和与第二止口(242)对应设置的第四止口(36)，第一机壳(42)通过第一止口(142)和第三止口(35)安装第一前端盖(14)和中间端盖(3)之间，第二机壳(43)通过第二止口(242)和第四止口(36)安装在中间端盖(3)和第二前端盖(24)之间。
  4. 根据权利要求3所述的一种双轴伸电机，其特征在于：所述中间端盖(3)上设有若干安装通孔(37)，第一前端盖(14)上设有与安装通孔(37)对应的第一安装孔(143)，第二前端盖(24)上设有与安装通孔(37)对应的第二安装孔(243)，若干长螺柱(52)安装在第一前端盖(14)或第二前端盖(24)上，长螺柱(52)穿过第一安装孔(143)、安装通孔(37)以及第二安装孔(243)，长螺柱(52)与螺母(53)配合将第一前端盖(14)、第二前端盖(24)、中间端盖(3)和电机机壳(4)固定在一起。
  5. 根据权利要求3所述的一种双轴伸电机，其特征在于：所述第一机壳(42)的直径D1和第二机壳(43)的直径D2不相同。
  6. 根据权利要求3所述的一种双轴伸电机，其特征在于：所述第一机壳(42)的长度H1和第二机壳(43)的长度H2不相同。
  7. 根据权利要求1至6中任意一项所述的一种双轴伸电机，其特征在于：所述中间端盖(3)上设有若干透气孔(34)。
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WO2023104249A1 (de) * 2021-12-10 2023-06-15 Schaeffler Technologies AG & Co. KG Elektrisches antriebssystem mit zwei antriebsmaschinen und gehäuseseitiger statorverschraubung
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