Motorcycle Wheel Side Dual Motor Drive System

Abstract

The invention is a motorcycle wheelside dual-motor drive system mounted on a chassis and containing a rear fork mounting bracket. Left and right power rear fork mounts are located on either side of the rear fork mounting bracket, with the left and right drive motors located in the respective left and right power rear fork mounts. Both left and right drive motors are in transmission linkage with the output shaft of a drive wheel, and the transmission between the right drive motor and the output shaft is unidirectional. By splitting a conventionally designed mid-drive motor or hub motor into two smaller wheelside motors, the overall vehicle weight distribution is made more reasonable, and handling performance is improved. Furthermore, more space is available for larger batteries, increasing endurance mileage / range; the motor's waterproofing performance is improved, and greater power-saving performance and a more harmonious appearance are achieved.

Description

1 TARIFF Motorcycle Wheel Side Dual Motor Drive System Technical Area The present invention belongs to the field of motorcycle propulsion technology, and more specifically, to electric. The motorcycle's wheel side is related to the dual motor drive system. 5 Background With the development and widespread adoption of automotive electrification technology, Electrification technology is increasingly used in ship electrification and engineering machinery. electrification, electric motorcycles and other industries, among others. It is becoming widespread. Previously, electric drive systems were mostly used in the motorcycle industry. It was used in small displacement models such as electric bicycles and mopeds. Last In recent years, electric propulsion technology has gradually been applied to larger motorcycles as well. Among the commonly used structures in the field of electric motorization for motorcycles is the hub. These include hub motors and mid-drive motors. Even in simple designs, hub motors are used. It is heavy and inefficient, which not only affects the overall performance of the vehicle, but also the same 15 This increases material costs over time and results in poor waterproofing performance. Meanwhile, mid-drive motors have longer transmission paths and limited battery space. By occupying space, it reduces the vehicle's endurance, range, and overall speed. Summary of the invention's contents This invention, which aims to remedy the shortcomings of the relevant technique, is based on 20 conventionally designed... splitting a central drive motor or hub motor into two smaller wheel-side motors, Thus, it innovates the driving mode of two-wheeled motorcycles and provides significant advantages. This motorcycle features a dual-motor drive system on the wheel side. To achieve the above objective, the present invention adopts the following technical solution: a chassis A motorcycle wheelside dual motor drive 25 featuring an attached rear fork mounting bracket. 2 The system consists of a left power rear fork guard and a right power rear fork guard on either side of the rear fork mounting bracket. The power rear fork guard is located on the left, with a left-drive motor in the left power rear fork guard. located in the right power rear fork housing is a right-drive motor, while there are no left-drive motors. Moreover, the right-hand drive motor is in a transmission connection with an output shaft of a drive wheel, and The transmission between the right-hand drive motor and the output shaft is one-way transmission. 5 Additionally, there is a left-hand drive mechanism between the left-hand drive motor and the drive wheel. The transmission mechanism includes a left-hand drive shaft and a left-hand drive gear, left-hand drive gear. The left drive shaft is connected to the motor, the left drive gear is connected to the output shaft, and the left drive gear shaft... It is connected to the left drive gear. Again, a right-hand drive mechanism is provided between the right-hand drive motor and the drive wheel, 10 The right-hand drive mechanism consists of a right-hand drive shaft, a right-hand drive gear, and a one-way drive. It includes a clutch; the right drive gear shaft is connected to the right drive motor; the right drive gear is unidirectional. It is connected to the clutch; the right drive gear shaft is connected to the right drive gear, and it is a one-way clutch. It is connected to the output shaft. Additionally, there is an internal groove bushing 15 in a rotating section of the output shaft in the right power rear fork housing. It has a corresponding external groove on the rotating section of the output shaft, right-hand drive gear. It connects to the inner groove housing and the one-way coupling is between the inner groove housing and the right-hand drive gear. It is found. Additionally, one end of the rotating section of the output shaft in the right power rear fork housing is a It is in a threaded connection with a locking nut, and the locking nut is in contact with the inner threaded sleeve. 20 It is in this state. Additionally, a needle bearing is located between the right drive gear and the output shaft. Additionally, there is a spacer bushing between the output shaft and the wheel, and the spacer bushing has a The tip is in contact with the inner groove housing. 3 Again, both the left power rear fork guard and the right power rear fork guard bolt and It is attached to the rear fork mounting bracket via nuts. Compared to the relevant technology, the present invention has the following beneficial effects: left-hand drive. The left drive motor is the main drive, and the right drive motor is the auxiliary drive, meaning the left drive motor is the full power motor. It is responsible for the output; the left-hand drive motor is always at 5 as long as the vehicle needs to operate. It will operate and the right-hand drive motor will provide auxiliary drive to the drive wheel when needed. It can work. A conventionally designed mid-drive motor or hub motor. By dividing the engine into two smaller wheel-side motors, the overall weight distribution of the vehicle is more reasonable, and the road... The handling performance improves; the motor's footprint also decreases, thus allowing for larger batteries. It is permitted and the endurance mileage, or range, increases; an increase of 10 due to the hub motor. Performance degradation caused by rotational inertia and poor water resistance performance. Problems are mitigated; independent left and right drive and control make the entire vehicle power-efficient. It can hold the vehicle better in working condition; and the integrated design improves the overall appearance of the whole vehicle. It makes it coordinated and attractive. Brief Description of Figures 15 Figure 1 shows a schematic of a motorcycle wheel-side dual motor drive system according to the present invention. It shows the three-dimensional structural diagram. Figure 2 shows a front-facing dual-motor drive system on the wheel side of a motorcycle, according to the present invention. This shows a cross-sectional view. Figure 3 shows an enlarged view of location A in Figure 2. 20 Figure 4 shows the lateral aspect of a motorcycle wheel-side dual motor drive system according to the present invention. This shows a cross-sectional view. Figure 5 shows the left power of a motorcycle wheel-side dual motor drive system according to the present invention. It shows a schematic structural diagram of the rear fork housing. 4 Explanation of reference numbers: 1-rear fork mounting bracket; 2-left power rear fork 3-right rear fork guard; 4-left drive motor; 5-right drive motor; 6-drive wheel; 7-output shaft; 8-left drive gear shaft; 9-left drive gear; 10-right drive gear shaft; 11- 11-right drive gear; 12-one-way clutch; 13-inner groove sleeve; 14-locking nut; 15-needle bearing; and 16-separator hive. 5 Detailed description of the invention: In the definition of the present invention, the directional words are defined as "central", "transverse (X)", "longitudinal (Y)", "vertical". It is necessary to understand the directional and positional relationships indicated by terms such as "(Z)" and "length". "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", Direction or position based on "inside", "outside", "clockwise" and "counterclockwise" drawings 10 These are relationships; these expressions imply that the device or component referred to has a particular orientation or Instead of stating or implying that it should be built and operated in a particular direction, It is solely intended to properly describe and simplify the explanation of the existing invention and This cannot be interpreted as limiting the scope of exclusive protection of the existing invention. In addition, the terms "first" and "second" are for descriptive purposes only and the technical specifications are 15 It cannot be understood as indicating or implying its quantity or relative importance. Therefore, The attributes limited by "first" and "second" explicitly or implicitly refer to one of these attributes. or may include more. The terms "multiple" and "several" in the current statement are used to mean otherwise. Unless otherwise specified, it means two or more. The invention is described in more detail at this stage, with reference to FIGURES 1 to 5. It will be explained. A motorcycle wheel-side dual motor drive system, with a rear fork mounting attached to a chassis. Includes a mounting slot (1). A left power rear fork on either side of the rear fork mounting slot (1). It has a guard (2) and a right power rear fork guard (3). Left power rear fork In its housing (2) there is a left drive motor (4). The right drive motor (5) powers the right rear fork 25 It is located in the housing (3). Both the left drive motor (4) and the right drive motor (5) are a drive The wheel (6) is in transmission connection with the output shaft (7). The output shaft with the right drive motor (5) Transmission between (7) is one-way. Referring to Figure 2, for example, in this arrangement, the left drive motor (4) and the drive wheel (6) A left-hand drive mechanism is provided between them; this left-hand drive mechanism is a left-hand drive 5 It includes a gear shaft (8) and a left drive gear (9), the left drive gear shaft (8) to the left drive motor. (4) is connected, left drive gear (9) is connected to output shaft (7) and left drive gear shaft (8) is connected to left drive It is locked with its gear (9). Referring to Figure 2, for example, in this arrangement, the drive is with the right drive motor (5). A right-hand drive mechanism is provided between the wheels (6), the right-hand drive mechanism is a 10 The right drive gear shaft (10) includes a right drive gear (11) and a one-way clutch (12), right The drive gear shaft (10) is connected to the right drive motor (5), the right drive gear (11) is one-way. It is connected to the clutch (12), the right drive gear shaft (10) is clamped with the right drive gear (11) and the single The directional clutch (12) is connected to the output shaft (7). For example, in this arrangement, the distance between the left drive gear shaft (8) and the left drive gear (9) is 15 both of the linkage between the right drive gear shaft (10) and the right drive gear (11) It is a conical gear coupling. Referring to Figures 2 and 3, as an example, in this arrangement, the right power rear fork an inner groove sleeve (13) in the rotating part of the output shaft (7) of the housing (3), output shaft (7) A corresponding outer groove housing in the rotating section, the right drive gear (11) to the inner groove housing (13) 20 It is connected and the one-way clutch (12) is located between the right drive gear (11) and the inner groove housing (13). For example, in this arrangement, the left drive gear shaft (8) and the left power rear fork housing (2) between a bearing, the part of the output shaft (7) left power rear fork housing (2) and the left power A bearing between the rear fork housing (2) and the right drive gear shaft (10) drives the right power rear fork. between the housing (3) and the right power rear fork housing (3) 25 6 between them is a bearing and power transmission gears in the rear fork housing, with an input end at both ends. There are oil seals at one of the outlet ends. Referring to Figure 3, for example, in this arrangement, the right power rear fork housing (3) one end of the rotating part of the output shaft (7) is threaded with a locking nut (14) It is inside and the locking nut (14) is in contact with the inner groove sleeve (13). 5 Referring to Figure 3, for example, in this arrangement, the right drive gear (11) and the output shaft (7) A needle bearing (15) is located between them so that the right drive gear (11) is supported and the inner groove The relative rotation between the housing (13) and the right drive gear (11) is facilitated. Referring to Figure 3, for example, in this arrangement, the output shaft (7) and the drive wheel (6) There is a separator sleeve (16) between them and one end of the separator sleeve (16) is the inner groove sleeve (13) 10 It is in contact with the drive. The drive is achieved thanks to the cooperation between the separator sleeve (16) and the grooved sleeve. wheel (6), left power rear fork housing (2) and right power rear fork housing (3) on It is tightly clamped and thus the relative rotation between the drive wheel (6) and the output shaft (7) It is prevented. Referring to Figure 2, for example, in this arrangement, both the left power rear fork housing 15 (2) and the right power rear fork guard (3), bolt to the rear fork fixing slot (1) and It is connected with nuts so that the drive wheel (6) and the drive system can be fitted and Disassembly has been made easier. Referring to Figure 5, for example, in this arrangement, mounting the left drive motor (4) A motor housing for the left power rear fork housing (2) is placed on the motor housing 20 It has a mounting socket and for attaching the rear fork mounting socket (1). used to act as a transition between the mounting bracket and the motor housing. A cable holder is also provided between the motor housing and the cable connecting the motor. It passes through its nest. 7 Referring to Figures 1 to 5, the left drive motor (4) is the main drive and the right drive motor (5) is the auxiliary drive. is the drive, that is, the left drive motor (4) is responsible for the full power output, the left drive motor (4) of the vehicle It will always work as long as it needs to work and the right drive motor (5) to the drive wheel (6) It can operate when needed to provide auxiliary propulsion. After the left drive motor (4) is started, the left drive gear shaft (8) and the left drive gear (9) 5 It rotates the output shaft (7) and thus enables the vehicle to drive by rotating the drive wheel (6). When the right drive motor (5) is not involved in driving, the left drive motor (4) drives the vehicle alone. In this case, the drive wheel's (6) output shaft (7) drives the inner groove housing (13) to rotate. However, in this case, due to the automatic separation of the one-way clutch (12), the inside The right drive gear (11) on the groove housing (13) is fixed and does not rotate, so the left drive motor 10 The power supplied by (4) prevents the right drive motor (5) from idling, thus preventing power waste. and reduces the loss of moving parts in the right power rear fork housing (3). When the right drive motor (5) engages the drive, the right drive gear shaft (10) and the right drive gear (11) In this case, the one-way clutch (12) is in the locked position, which means the inner groove sleeve (13) It can drive the right drive gear (11) to rotate and transmit the power to the output shaft (7), so that 15 It works together with the left drive motor (4). Again, in this arrangement, the main drive structures can be designed on both the left and right sides, left and right. Drive motors can drive the vehicle at any time and the gear between the motor and the output shaft (7) The transmission can be changed to a two-stage reduction or the left and right gear transmissions can be switched to different gears. The ratios can be adjusted. 20 The above are merely exemplary modifications to the current statement and the existing The scope of protection of the disclosure is not limited to the above regulations. Regarding the invention concept... Any technical solution is covered by this statement. Experts in this field... individuals can make various improvements and without deviating from the principle of the current statement. 8 modifications can be obtained and these will also be within the scope of protection of the current description. It should be noted that this should be evaluated within that context.

Claims

9 REQUESTS 1. The invention is a motorcycle wheel-side dual motor drive system, characterized by being mounted on a chassis. The transmission is made with the drive wheel (6) output shaft (7) on one side of the attached rear fork mounting bracket. left power rear fork housing (2) on one side containing left drive motor (4) which is connected to it The right drive motor 5 is in one-way transmission connection with the output shaft (7) of the drive wheel (6). (5) is that it has a right power rear fork housing (3).

2. According to claim 1, the motorcycle has a dual-motor drive system on the wheel side, and its characteristic is; left left drive gear shaft (8) connected to the drive motor (4) and left drive gear shaft (7) connected to the output shaft (7) A left transmission located between the left drive motor (4) and the drive wheel (6) containing (9). It has a mechanism. 10 3. According to claim 1, the motorcycle has a dual-motor drive system on the wheel side, and its characteristic is; right A right drive motor (5) connected to the right drive motor (5) which works between the drive motor (5) and the drive wheel (6). drive gear shaft (10) connected to a right drive gear (11) and output shaft to a one-way clutch (12) (7) is that it has a one-way clutch (12).

4. According to claim 3, the motorcycle has a dual-motor drive system on the wheel side, and its feature is; right 15 an internal groove sleeve (13) in a rotating section of the output shaft (7) in the power rear fork housing (3) and having an external groove in the corresponding part, the right drive gear (11) has an internal groove housing (13) The connection of the vet directional clutch (12) between the right drive gear (11) and the inner groove housing (13) It is its place.

5. According to claim 4, the motorcycle has a dual-motor drive system on the wheel side, and its feature is; right 20 one end of the rotating section of the output shaft (7) of the power rear fork housing (3) It must be in threaded connection with the locking nut (14) and the inner thread sleeve of the locking nut (14) (13) is being in contact with.

6. According to claim 5, the motorcycle has a dual-motor drive system on the wheel side, and its characteristic is; right 25 It has a needle bearing (15) located between the drive gear (11) and the output shaft (7).

7. According to claim 6, the motorcycle has a dual-motor drive system on the wheel side, and its characteristic is; one located between the output shaft (7) and the drive wheel (6) whose end is in contact with the inner groove housing (13). It has a field separator housing (16).

8. According to Claim 1, the motorcycle has a dual-motor drive system on the wheel side, characterized by its ability to both rear fork of left power rear fork housing (2) and right power rear fork housing (3) 5 it is connected to the fixing socket (1) with bolts and nuts.

Images