TWM602116U - Transmission system of three-wheeled electric vehicle - Google Patents

Transmission system of three-wheeled electric vehicle Download PDF

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Publication number
TWM602116U
TWM602116U TW109204596U TW109204596U TWM602116U TW M602116 U TWM602116 U TW M602116U TW 109204596 U TW109204596 U TW 109204596U TW 109204596 U TW109204596 U TW 109204596U TW M602116 U TWM602116 U TW M602116U
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Taiwan
Prior art keywords
gear
transmission
rear wheel
shaft
differential
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TW109204596U
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Chinese (zh)
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黃惠輝
董慶雄
蔡淑美
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宏佳騰動力科技股份有限公司
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Priority to TW109204596U priority Critical patent/TWM602116U/en
Publication of TWM602116U publication Critical patent/TWM602116U/en
Priority to CN202011373086.4A priority patent/CN113525585B/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • 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
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
    • B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
    • 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
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
    • B60K17/165—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing provided between independent half axles

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Arrangement Of Transmissions (AREA)
  • Motor Power Transmission Devices (AREA)

Abstract

本創作係一種三輪電動車之傳動系統，其係設於車架上並連接後部的第一後輪與第二後輪，且第一後輪與第二後輪之間的中心處定義一中心基準面，且該中心基準面與第一後輪形成一第一配置區間，該中心基準面與該第二後輪之間形成一第二配置區間，該傳動系統採用馬達與差速器配置於該第二配置區間，連接馬達與差速器的齒輪式傳動裝置配置於第一配置區間，且差速器鄰近該中心基準面與該馬達，讓差速器更為居中而降低扭矩差異並提高輸出傳動效率，並可減少整體寬度並達到小型化的目的。This creation is a transmission system of a three-wheeled electric vehicle, which is set on the frame and connects the first rear wheel and the second rear wheel at the rear, and the center between the first rear wheel and the second rear wheel defines a center The central reference surface and the first rear wheel form a first configuration section, and the central reference surface and the second rear wheel form a second configuration section. The transmission system uses a motor and a differential to be configured in In the second configuration section, the gear-type transmission device connecting the motor and the differential is arranged in the first configuration section, and the differential is adjacent to the center reference plane and the motor, so that the differential is more centered, reducing the torque difference and increasing The output transmission efficiency can reduce the overall width and achieve the purpose of miniaturization.

Description

三輪電動車之傳動系統Transmission system of three-wheel electric vehicle

本創作係一種傳動系統，尤指配置於三輪電動車的傳動系統。This creation is a transmission system, especially a transmission system configured in a three-wheel electric vehicle.

現有三輪電動車的傳動系統係設於三輪電動車的車架上並連接三輪電動車後部的一第一後輪及一第二後輪，且該第一後輪與該第二後輪之間距的的中心處定義一中心基準面，該中心基準面與該第一後輪之間形成一第一配置區間，該中心基準面與該第二後輪之間形成一第二配置區間。The transmission system of the existing three-wheel electric vehicle is set on the frame of the three-wheel electric vehicle and connects a first rear wheel and a second rear wheel at the rear of the three-wheel electric vehicle, and the distance between the first rear wheel and the second rear wheel A central reference plane is defined at the center of the, a first configuration section is formed between the central reference plane and the first rear wheel, and a second configuration section is formed between the central reference surface and the second rear wheel.

該三輪電動車的傳動系統包含一馬達、一齒輪式傳動裝置、一第一後輪軸、一差速器及一第二後輪軸，該馬達位於該第一配置區間並具有一驅動軸，且該驅動軸凸伸置該第二配置區間並朝向該第二後輪，該齒輪式傳動裝置位於該第二配置區間並連接該馬達與該第一後輪軸，該第一後輪軸的一端組接該第一後輪，該第一後輪軸的另一端組接該差速器，該第二後輪軸的一端組接該第二後輪，該第二後輪軸的另一端組接該差速器，該第一後輪軸、第二後輪軸與該差速器係同軸配置，該差速器位於該第二配置區間且該差速器上定義一中心線，該中心線垂直於該第一後輪軸的軸心並位於該第二配置區間的中段處，其中，該馬達與該齒輪式傳動裝置皆位於該差速器之中心線的同一側，即該馬達與該齒輪式傳動裝置皆位於該差速器與該第一後輪之間。The transmission system of the three-wheel electric vehicle includes a motor, a gear transmission, a first rear axle, a differential, and a second rear axle. The motor is located in the first configuration section and has a drive shaft. The drive shaft protrudes in the second configuration section and faces the second rear wheel. The gear transmission is located in the second configuration section and connects the motor and the first rear wheel shaft. One end of the first rear wheel shaft is assembled to the For the first rear wheel, the other end of the first rear axle is assembled with the differential, one end of the second rear axle is assembled with the second rear wheel, and the other end of the second rear axle is assembled with the differential, The first rear axle, the second rear axle and the differential are coaxially arranged, the differential is located in the second configuration section and the differential defines a centerline, the centerline is perpendicular to the first rear axle The shaft center is located in the middle of the second configuration section, where the motor and the gear transmission are located on the same side of the center line of the differential, that is, the motor and the gear transmission are both located on the difference Between the speed controller and the first rear wheel.

然而，該馬達與該差速器位於該齒輪式傳動裝置的兩側，且該馬達位於該第一配置區間，該齒輪式傳動裝置與該差速器皆位於該第二配置區間，因此第一後輪軸與第二後輪軸的長度差異大而導致扭矩差異大，輸出傳動效率不理想，且該馬達與該差速器位於該齒輪式傳動裝置的兩側，使得該三輪電動車的傳動系統的寬度大，故於小型化的設置需求下，仍有改善空間。However, the motor and the differential are located on both sides of the gear transmission, and the motor is located in the first configuration section. The gear transmission and the differential are both located in the second configuration section, so the first The large difference in length between the rear wheel shaft and the second rear wheel shaft results in a large torque difference and unsatisfactory output transmission efficiency, and the motor and the differential are located on both sides of the gear transmission device, making the transmission system of the three-wheel electric vehicle The width is large, so there is still room for improvement due to the requirement of miniaturization.

本創作之主要目的在於提供一種三輪電動車之傳動系統，以改善現有三輪電動車之傳動系統的輸出傳動效率不佳與小型化尚待改善的問題。The main purpose of this creation is to provide a three-wheel electric vehicle transmission system to improve the output transmission efficiency of the existing three-wheel electric vehicle transmission system and the problem of miniaturization that needs to be improved.

為達成前揭目的，本創作之三輪電動車之傳動系統係設於三輪電動車的車架上並連接該三輪電動車的後部的一第一後輪及一第二後輪，且該第一後輪與該第二後輪之間距的中心處定義一中心基準面，該中心基準面與該第一後輪之間形成一第一配置區間，該中心基準面與該第二後輪之間形成一第二配置區間，該三輪電動車之傳動系統包含： 一馬達，其係位於該第二配置區間並具有一馬達軸心及一驅動軸，該馬達軸心設於該馬達並朝該第一配置區間凸伸，該驅動軸係同軸地設於該馬達軸心並位於該第一配置區間； 一齒輪式傳動裝置，其係位於該第一配置區間並受控連接於該馬達的驅動軸； 一第一後輪軸，其係位於該第一配置區間，該第一傳動軸係組設於該第一後輪並受控連接於該齒輪式傳動裝置； 一差速器，其係位於該第二配置區間並同軸地連接該第一後輪軸並鄰近該中心基準面與該馬達； 一第二後輪軸，其係位於該第二配置區間，該第二後輪軸係組設於該第二後輪並同軸地連接該差速器；以及 其中，該差速器上定義一中心線，該中心線垂直於該第一後輪軸的軸心並鄰近該中心基準面，該馬達與齒輪式傳動裝置位於該差速器之中心線的兩側。 In order to achieve the purpose of the foregoing disclosure, the transmission system of the three-wheeled electric vehicle in this creation is installed on the frame of the three-wheeled electric vehicle and connected to a first rear wheel and a second rear wheel at the rear of the three-wheeled electric vehicle, and the first A central reference plane is defined at the center of the distance between the rear wheel and the second rear wheel, a first configuration section is formed between the central reference surface and the first rear wheel, and between the central reference surface and the second rear wheel Form a second configuration section, the transmission system of the three-wheel electric vehicle includes: A motor is located in the second configuration section and has a motor shaft and a drive shaft, the motor shaft is provided on the motor and protrudes toward the first configuration section, and the drive shaft is coaxially provided on the motor The axis is located in the first configuration interval; A gear-type transmission, which is located in the first configuration section and controlledly connected to the drive shaft of the motor; A first rear wheel shaft, which is located in the first configuration section, and the first transmission shaft is assembled on the first rear wheel and is controlled to be connected to the gear transmission device; A differential, which is located in the second configuration section and is coaxially connected to the first rear wheel shaft and is adjacent to the central reference plane and the motor; A second rear wheel axle, which is located in the second configuration section, the second rear wheel axle is assembled on the second rear wheel and is coaxially connected to the differential; and Wherein, a center line is defined on the differential, the center line is perpendicular to the axis of the first rear axle and adjacent to the central reference plane, and the motor and gear transmission are located on both sides of the center line of the differential .

上述中，該馬達與該齒輪式傳動裝置位於該差速器之中心線的兩側，且該齒輪式傳動裝置位於該第一配置區間，該馬達與該差速器皆位於該第二配置區間，且該差速器鄰近該中心基準面與該馬達，有效減少該第一後輪軸與該第二後輪軸的長度差異，進而降低扭矩差異並提升輸出傳動效率，透過該馬達、齒輪式傳動裝置與差速器的配置，有效減少該三輪電動車的傳動系統的寬度，達到善用空間配置與小型化的需求，另外，該齒輪式傳動裝置的設置可改善起步頓速的情況。In the above, the motor and the gear transmission are located on both sides of the centerline of the differential, and the gear transmission is located in the first configuration section, and the motor and the differential are both located in the second configuration section And the differential is close to the central reference plane and the motor, effectively reducing the difference in length between the first rear axle and the second rear axle, thereby reducing the torque difference and improving the output transmission efficiency. Through the motor, gear transmission device The configuration with the differential effectively reduces the width of the transmission system of the three-wheeled electric vehicle to meet the needs of space configuration and miniaturization. In addition, the configuration of the gear transmission can improve the start-stop speed.

如圖1至圖3所示之本創作三輪電動車之傳動系統的較佳實施例，該三輪電動車之傳動系統係設於三輪電動車的車架上並連接該三輪電動車的後部的一第一後輪1及一第二後輪2，且該第一後輪1與該第二後輪2之間距的中心處定義一中心基準面3，該中心基準面3與該第一後輪1之間形成一第一配置區間4，該中心基準面3與該第二後輪2之間形成一第二配置區間5，該三輪電動車之傳動系統包含一馬達10、一齒輪式傳動裝置20、一第一後輪軸30、一差速器40及一第二後輪軸50。As shown in Figures 1 to 3, a preferred embodiment of the transmission system of the three-wheeled electric vehicle of the present invention is arranged on the frame of the three-wheeled electric vehicle and connected to a rear part of the three-wheeled electric vehicle. A first rear wheel 1 and a second rear wheel 2, and the center of the distance between the first rear wheel 1 and the second rear wheel 2 defines a central reference plane 3, the central reference plane 3 and the first rear wheel A first configuration section 4 is formed between 1 and a second configuration section 5 is formed between the central reference surface 3 and the second rear wheel 2. The transmission system of the three-wheel electric vehicle includes a motor 10 and a gear transmission device 20. A first rear axle 30, a differential 40 and a second rear axle 50.

該馬達10係位於該第二配置區間5並具有一馬達軸心11及一驅動軸12，該馬達軸心11設於該馬達10並朝該第一配置區間4凸伸，該驅動軸12係同軸地設於該馬達軸心11並位於該第一配置區間4，其中，該驅動軸12上設置一驅動齒輪13，該驅動齒輪13位於該第一配置區間4並鄰近該馬達軸心11。The motor 10 is located in the second configuration section 5 and has a motor shaft 11 and a drive shaft 12. The motor shaft 11 is disposed on the motor 10 and protrudes toward the first configuration section 4, and the drive shaft 12 is It is coaxially arranged on the motor shaft 11 and located in the first configuration section 4, wherein a drive gear 13 is disposed on the drive shaft 12, and the drive gear 13 is located in the first configuration section 4 and adjacent to the motor shaft center 11.

該齒輪式傳動裝置20位於該第一配置區間4並受控連接於該馬達10的驅動軸12，該齒輪式傳動裝置20包含一中間軸21、一第一傳動齒輪22、一第二傳動齒輪23及一輸出齒輪24，該中間軸21位於該第一配置區間4並位於該驅動軸12與該第一後輪軸30之間，且該中間軸21平行於該驅動軸12，該第一傳動齒輪22設於該中間軸21上並嚙合該驅動齒輪13，該第二傳動齒輪23係與該第一傳動齒輪22同軸地設於該中間軸21上，該輸出齒輪24設於該第一後輪軸30並嚙合該第二傳動齒輪23，其中，該第二傳動齒輪23至該中心基準面3的距離大於該第一傳動齒輪22至該中心基準面3的距離。The gear-type transmission device 20 is located in the first configuration section 4 and is controlled to be connected to the drive shaft 12 of the motor 10. The gear-type transmission device 20 includes an intermediate shaft 21, a first transmission gear 22, and a second transmission gear 23 and an output gear 24, the intermediate shaft 21 is located in the first configuration section 4 and between the drive shaft 12 and the first rear wheel shaft 30, and the intermediate shaft 21 is parallel to the drive shaft 12, the first transmission The gear 22 is arranged on the intermediate shaft 21 and meshes with the drive gear 13, the second transmission gear 23 is arranged on the intermediate shaft 21 coaxially with the first transmission gear 22, and the output gear 24 is arranged on the first rear The axle 30 meshes with the second transmission gear 23, wherein the distance from the second transmission gear 23 to the central reference surface 3 is greater than the distance from the first transmission gear 22 to the central reference surface 3.

該第一後輪軸30係位於該第一配置區間4，該第一傳動軸係組設於該第一後輪1並受控連接於該齒輪式傳動裝置20。The first rear wheel shaft 30 is located in the first configuration section 4, and the first transmission shaft is assembled on the first rear wheel 1 and is controlled to be connected to the gear transmission device 20.

該差速器40係位於該第二配置區間5並同軸地連接該第一後輪軸30並鄰近該中心基準面3，該差速器40上定義一中心線41，該中心線41垂直於該第一後輪軸30的軸心並鄰近該中心基準面3，該馬達10與齒輪式傳動裝置20位於該差速器40之中心線41的兩側，另外，該輸出齒輪24至該中心基準面3的距離大於該差速器40的中心線41至該中心基準面3的距離。The differential 40 is located in the second configuration section 5 and is coaxially connected to the first rear axle 30 and adjacent to the center reference plane 3. The differential 40 defines a center line 41 that is perpendicular to the The axis of the first rear axle 30 is adjacent to the center reference plane 3, the motor 10 and the gear transmission 20 are located on both sides of the center line 41 of the differential 40, and the output gear 24 is to the center reference plane The distance 3 is greater than the distance from the center line 41 of the differential 40 to the center reference plane 3.

該第二後輪軸50係位於該第二配置區間5，該第二後輪軸50係組設於該第二後輪2並同軸地連接該差速器40，其中，該差速器40位於該馬達10、該齒輪式傳動裝置20與該第二後輪軸50所圈圍的配置空間，該配置空間位於該第二配置區間5。The second rear axle 50 is located in the second configuration section 5. The second rear axle 50 is assembled on the second rear wheel 2 and coaxially connected to the differential 40, wherein the differential 40 is located in the The configuration space enclosed by the motor 10, the gear-type transmission device 20 and the second rear wheel shaft 50 is located in the second configuration section 5.

上述中，該傳動系統包含一護殼60，該護殼60內形成一容置空間61，以及該驅動軸12、該中間軸21、該第一傳動齒輪22、該第二傳動齒輪23、該輸出齒輪24與該差速器40皆位於該容置空間61，該護殼60設置一駐車機構70，該駐車機構70伸入該容置空間61，該驅動軸12位於該駐車機構70與該中間軸21之間，該驅動軸12上設置配合該駐車機構70的一駐車齒輪14，該駐車齒輪14至該中心基準面3的距離大於該驅動齒輪13至該中心基準面3的距離。In the above, the transmission system includes a protective shell 60, an accommodating space 61 is formed in the protective shell 60, and the drive shaft 12, the intermediate shaft 21, the first transmission gear 22, the second transmission gear 23, the The output gear 24 and the differential 40 are both located in the accommodating space 61, the protective housing 60 is provided with a parking mechanism 70, the parking mechanism 70 extends into the accommodating space 61, and the drive shaft 12 is located between the parking mechanism 70 and the Between the intermediate shafts 21, the drive shaft 12 is provided with a parking gear 14 matching the parking mechanism 70, and the distance from the parking gear 14 to the central reference surface 3 is greater than the distance from the drive gear 13 to the central reference surface 3.

該三輪電動車之傳動系統於運轉過程中，該馬達10藉由該馬達軸心11帶動該驅動軸12，該驅動軸12轉動且該驅動齒輪13隨該驅動軸12轉動，該驅動齒輪13帶動相嚙合的第一傳動齒輪22轉動，該第一傳動齒輪22帶動該中間軸21一起轉動，以及該中間軸21上設置的該第二傳動齒輪23也一起轉動，該第二傳動齒輪23帶動相嚙合的輸出齒輪24，再由該輸出齒輪24帶動該第一後輪軸30，被帶動的第一後輪軸30再透過該差速器40帶動該第二後輪軸50，經由該第一後輪軸30、第二後輪軸50而帶動該第一後輪1與該第二後輪2。During the operation of the transmission system of the three-wheeled electric vehicle, the motor 10 drives the drive shaft 12 through the motor shaft 11, the drive shaft 12 rotates and the drive gear 13 rotates with the drive shaft 12, and the drive gear 13 drives The meshing first transmission gear 22 rotates, the first transmission gear 22 drives the intermediate shaft 21 to rotate together, and the second transmission gear 23 provided on the intermediate shaft 21 also rotates, the second transmission gear 23 drives the phase The meshed output gear 24 is then driven by the output gear 24 to drive the first rear axle 30, and the driven first rear axle 30 then drives the second rear axle 50 through the differential 40, through the first rear axle 30 , The second rear wheel shaft 50 drives the first rear wheel 1 and the second rear wheel 2.

上述中，該馬達10與該齒輪式傳動裝置20位於該差速器40之中心線41的兩側，且該齒輪式傳動裝置20位於該第一配置區間4，該馬達10與該差速器40皆位於該第二配置區間5，且該差速器40鄰近該中心基準面3與該馬達10，即該差速器40位於該馬達10、該齒輪式傳動裝置20與該第二後輪軸50所圈圍的配置空間，透過該馬達10、齒輪式傳動裝置20與差速器40的配置型態，讓該差速器40更趨近於該中心基準面3，以減少該第一後輪軸30與該第二後輪軸50的長度差異。In the above, the motor 10 and the gear transmission 20 are located on both sides of the center line 41 of the differential 40, and the gear transmission 20 is located in the first configuration section 4, the motor 10 and the differential 40 are all located in the second configuration section 5, and the differential 40 is adjacent to the center reference plane 3 and the motor 10, that is, the differential 40 is located in the motor 10, the gear transmission 20 and the second rear axle The configuration space enclosed by 50, through the configuration of the motor 10, gear transmission 20 and differential 40, allows the differential 40 to be closer to the central reference plane 3 to reduce the first rear The length of the axle 30 and the second rear axle 50 are different.

其中，透過該馬達10、齒輪式傳動裝置20與差速器40的配置型態，讓該差速器40位於該配置空間並鄰近該中心基準面3，善用空間配置而減少該傳動系統的寬度，以及該齒輪式傳動裝置20位於該第一配置區間4，而該馬達10與該差速器40位於該第二配置區間5，考量配重平衡性以提高配置最佳化。Wherein, through the configuration of the motor 10, gear transmission 20, and differential 40, the differential 40 is located in the configuration space and adjacent to the central reference plane 3, making good use of the space configuration to reduce the transmission system The width and the gear transmission device 20 are located in the first configuration section 4, and the motor 10 and the differential 40 are located in the second configuration section 5. The balance of the counterweight is considered to improve the configuration optimization.

綜上所述，該三輪電動車之傳動系統採用的馬達10、齒輪式傳動裝置20與差速器40的配置型態，有效減少該第一後輪軸30與該第二後輪軸50的長度差異，進而降低扭矩差異並提升輸出傳動效率，以及有效減少該三輪電動車的傳動系統的寬度，達到善用空間配置與小型化的需求。In summary, the configuration of the motor 10, gear transmission 20, and differential 40 adopted in the transmission system of the three-wheel electric vehicle effectively reduces the difference in length between the first rear axle 30 and the second rear axle 50 , Thereby reducing the torque difference and improving the output transmission efficiency, and effectively reducing the width of the transmission system of the three-wheel electric vehicle, so as to achieve the needs of making good use of space configuration and miniaturization.

另外，該齒輪式傳動裝置20的設置可改善採用皮帶式傳動裝置之三輪電動車的起步頓速情況之外，也可以改善磨損、打滑的情形，提高動力輸出效率。In addition, the gear-type transmission device 20 can improve the start-stop speed of the three-wheel electric vehicle adopting the belt-type transmission device, and can also improve the wear and slip conditions and improve the power output efficiency.

1:第一後輪 2:第二後輪 3:中心基準面 4:第一配置區間 5:第二配置區間 10:馬達 11:馬達軸心 12:驅動軸 13:驅動齒輪 14:駐車齒輪 20:齒輪式傳動裝置 21:中間軸 22:第一傳動齒輪 23:第二傳動齒輪 24:輸出齒輪 30:第一後輪軸 40:差速器 41:中心線 50:第二後輪軸 60:護殼 61:容置空間 70:駐車機構1: First rear wheel 2: second rear wheel 3: Center datum 4: The first configuration interval 5: Second configuration interval 10: Motor 11: Motor shaft 12: drive shaft 13: drive gear 14: parking gear 20: Gear transmission 21: Intermediate shaft 22: The first transmission gear 23: Second transmission gear 24: output gear 30: First rear axle 40: differential 41: Centerline 50: second rear axle 60: Shell 61: accommodation space 70: parking mechanism

圖1：為本創作三輪電動車之傳動系統之一較佳實施例之剖面俯視示意圖(一)。 圖2：為本創作三輪電動車之傳動系統之一較佳實施例之剖面俯視示意圖(二)。 圖3：為圖2的局部放大示意圖。 Figure 1: A schematic cross-sectional top view of a preferred embodiment of the transmission system of the three-wheeled electric vehicle (1). Figure 2: A schematic cross-sectional top view of a preferred embodiment of the transmission system of the three-wheeled electric vehicle (2). Figure 3: A partial enlarged schematic diagram of Figure 2.

1:第一後輪 1: First rear wheel

2:第二後輪 2: second rear wheel

3:中心基準面 3: Center datum

4:第一配置區間 4: The first configuration interval

5:第二配置區間 5: Second configuration interval

10:馬達 10: Motor

11:馬達軸心 11: Motor shaft

12:驅動軸 12: drive shaft

13:驅動齒輪 13: drive gear

14:駐車齒輪 14: parking gear

20:齒輪式傳動裝置 20: Gear transmission

21:中間軸 21: Intermediate shaft

22:第一傳動齒輪 22: The first transmission gear

23:第二傳動齒輪 23: Second transmission gear

24:輸出齒輪 24: output gear

30:第一後輪軸 30: First rear axle

40:差速器 40: differential

41:中心線 41: Centerline

50:第二後輪軸 50: second rear axle

60:護殼 60: Shell

61:容置空間 61: accommodation space

70:駐車機構 70: parking mechanism

Claims (8)

一種三輪電動車之傳動系統，其係設於三輪電動車的車架上並連接該三輪電動車的後部的一第一後輪及一第二後輪，且該第一後輪與該第二後輪之間距的中心處定義一中心基準面，該中心基準面與該第一後輪之間形成一第一配置區間，該中心基準面與該第二後輪之間形成一第二配置區間，該三輪電動車之傳動系統包含： 一馬達，其係位於該第二配置區間並具有一馬達軸心及一驅動軸，該馬達軸心設於該馬達並朝該第一配置區間凸伸，該驅動軸係同軸地設於該馬達軸心並位於該第一配置區間； 一齒輪式傳動裝置，其係位於該第一配置區間並受控連接於該馬達的驅動軸； 一第一後輪軸，其係位於該第一配置區間，該第一傳動軸係組設於該第一後輪並受控連接於該齒輪式傳動裝置； 一差速器，其係位於該第二配置區間並同軸地連接該第一後輪軸並鄰近該中心基準面； 一第二後輪軸，其係位於該第二配置區間，該第二後輪軸係組設於該第二後輪並同軸地連接該差速器；以及 其中，該差速器上定義一中心線，該中心線垂直於該第一後輪軸的軸心並鄰近該中心基準面，該馬達與齒輪式傳動裝置位於該差速器之中心線的兩側。 A transmission system for a three-wheel electric vehicle, which is arranged on the frame of the three-wheel electric vehicle and connected to a first rear wheel and a second rear wheel at the rear of the three-wheel electric vehicle, and the first rear wheel and the second rear wheel A central reference plane is defined at the center of the distance between the rear wheels, a first arrangement section is formed between the central reference plane and the first rear wheel, and a second arrangement section is formed between the central reference plane and the second rear wheel , The transmission system of the three-wheel electric vehicle includes: A motor is located in the second configuration section and has a motor shaft and a drive shaft, the motor shaft is provided on the motor and protrudes toward the first configuration section, and the drive shaft is coaxially provided on the motor The axis is located in the first configuration interval; A gear-type transmission, which is located in the first configuration section and controlledly connected to the drive shaft of the motor; A first rear wheel shaft, which is located in the first configuration section, and the first transmission shaft is assembled on the first rear wheel and is controlled to be connected to the gear transmission device; A differential, which is located in the second configuration section and is coaxially connected to the first rear wheel shaft and adjacent to the central reference plane; A second rear wheel axle, which is located in the second configuration section, the second rear wheel axle is assembled on the second rear wheel and is coaxially connected to the differential; and Wherein, a center line is defined on the differential, the center line is perpendicular to the axis of the first rear axle and adjacent to the central reference plane, and the motor and gear transmission are located on both sides of the center line of the differential . 如請求項1所述之三輪電動車之傳動系統，其中，該驅動軸上設置一驅動齒輪，該驅動齒輪位於該第一配置區間並鄰近該馬達軸心，該齒輪式傳動裝置包含一中間軸、一第一傳動齒輪、一第二傳動齒輪及一輸出齒輪，該中間軸位於該第一配置區間並位於該驅動軸與該第一後輪軸之間，且該中間軸平行於該驅動軸，該第一傳動齒輪設於該中間軸上並嚙合該驅動齒輪，該第二傳動齒輪係與該第一傳動齒輪同軸地設於該中間軸上，該輸出齒輪設於該第一後輪軸並嚙合該第二傳動齒輪。The transmission system of a three-wheeled electric vehicle according to claim 1, wherein a drive gear is provided on the drive shaft, the drive gear is located in the first configuration section and is adjacent to the motor shaft center, and the gear transmission device includes an intermediate shaft , A first transmission gear, a second transmission gear, and an output gear, the intermediate shaft is located in the first configuration section and between the drive shaft and the first rear wheel shaft, and the intermediate shaft is parallel to the drive shaft, The first transmission gear is arranged on the intermediate shaft and meshes with the drive gear, the second transmission gear train is arranged on the intermediate shaft coaxially with the first transmission gear, and the output gear is arranged on the first rear wheel shaft and meshes The second transmission gear. 如請求項2所述之三輪電動車之傳動系統，其中，該第二傳動齒輪至該中心基準面的距離大於該第一傳動齒輪至該中心基準面的距離。The transmission system of a three-wheel electric vehicle according to claim 2, wherein the distance from the second transmission gear to the central reference plane is greater than the distance from the first transmission gear to the central reference plane. 如請求項2所述之三輪電動車之傳動系統，其中，該輸出齒輪至該中心基準面的距離大於該差速器的中心線至該中心基準面的距離。The transmission system of the three-wheel electric vehicle according to claim 2, wherein the distance from the output gear to the center reference plane is greater than the distance from the center line of the differential to the center reference plane. 如請求項3所述之三輪電動車之傳動系統，其中，該輸出齒輪至該中心基準面的距離大於該差速器的中心線至該中心基準面的距離。The transmission system of a three-wheel electric vehicle according to claim 3, wherein the distance from the output gear to the center reference plane is greater than the distance from the center line of the differential to the center reference plane. 如請求項1所述之三輪電動車之傳動系統，其中，該傳動系統包含一護殼，該護殼內形成一容置空間，以及該驅動軸、該齒輪式傳動裝置與該差速器皆位於該容置空間。The transmission system of a three-wheeled electric vehicle according to claim 1, wherein the transmission system includes a protective shell, an accommodating space is formed in the protective shell, and the drive shaft, the gear transmission device and the differential are all Located in the accommodating space. 如請求項2至5中任一項所述之三輪電動車之傳動系統，其中，該傳動系統包含一護殼，該護殼內形成一容置空間，以及該驅動軸、該中間軸、該第一傳動齒輪、該第二傳動齒輪、該輸出齒輪與該差速器皆位於該容置空間。The transmission system of a three-wheeled electric vehicle according to any one of claims 2 to 5, wherein the transmission system includes a protective shell, an accommodating space is formed in the protective shell, and the drive shaft, the intermediate shaft, and the The first transmission gear, the second transmission gear, the output gear and the differential are all located in the accommodating space. 如請求項7所述之三輪電動車之傳動系統，其中，該護殼設置一駐車機構，該駐車機構伸入該容置空間，該驅動軸位於該駐車機構與該中間軸之間，該驅動軸上設置配合該駐車機構的一駐車齒輪，該駐車齒輪至該中心基準面的距離大於該驅動齒輪至該中心基準面的距離。The transmission system of the three-wheeled electric vehicle according to claim 7, wherein the protective shell is provided with a parking mechanism, the parking mechanism extends into the accommodating space, the drive shaft is located between the parking mechanism and the intermediate shaft, and the drive A parking gear matching the parking mechanism is arranged on the shaft, and the distance from the parking gear to the central reference plane is greater than the distance from the driving gear to the central reference plane.
TW109204596U 2020-04-17 2020-04-17 Transmission system of three-wheeled electric vehicle TWM602116U (en)

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