Motorcycle power system and motorcycle

Abstract

The utility model belongs to the technical field of motorcycles, and particularly discloses a motorcycle power system and a motor.The motorcycle power system comprises a battery and a motor, the battery is provided with the length direction, the height direction and the width direction which are perpendicular to one another, and the battery has the maximum size in the length direction and is larger than the height direction and the width direction; the length direction of the battery is arranged in the front-back direction of the motorcycle, and the motor is located under the battery and is close to the battery. By changing the layout structure of the power system, the center-of-gravity position of the motorcycle can be optimized, the control performance of the motorcycle is improved, and better driving experience is brought.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of motorcycle, in particular to a motorcycle power system and motorcycle. BACKGROUND

[0002] Off-road motorcycles are popular among young people due to their powerful performance and fashionable appearance, and are a common off-road tool with excellent off-road performance. At the same time, off-road motorcycles are very popular in off-road racing, adventure travel and leisure activities, and they can provide exciting riding experiences on various terrains. The power system is one of the necessary components of a motorcycle, which can provide power for the motorcycle.

[0003] In the prior art, the power system of a motorcycle mainly consists of a battery, a motor and a controller, collectively referred to as a three-electric system. The position of the three-electric system on the motorcycle affects the performance of the motorcycle. Chinese patent publication No. CN118270162A discloses an electric motorcycle, which includes a frame, a walking assembly, a power system including a drive motor, an electrical system including a motor controller, a power battery, and a motor controller, a drive motor and a power battery at least partially overlapping from the top-down direction of the motorcycle. Along the up-down direction and the front-rear direction of the motorcycle, the power battery is at least partially disposed on the upper side of the drive motor and at least partially disposed on the front side of the drive motor, and the motor controller is at least partially disposed on the upper side of the drive motor and at least partially disposed on the rear side of the power battery. The power battery extends substantially along the predetermined direction.

[0004] In view of the prior art, the following problems exist:

[0005] The existing three-electric layout generally adopts an inclined design, i.e. the battery and the motor are designed in an inclined manner, which aims to reduce the distance between the motor and the rear wheel and improve the performance of the transmission. However, this arrangement results in a higher overall height of the motorcycle body, with the center of the motorcycle being higher up, reducing the balance performance. At the same time, the controller is arranged inside the body or at the rear of the body, which is not conducive to heat dissipation of the controller. SUMMARY

[0006] In view of the above-mentioned shortcomings of the prior art, the purpose of the present utility model is to provide a motorcycle power system and a motorcycle to solve the problem of high center of gravity of the motorcycle caused by the three-electric system layout of the prior art.

[0007] In order to achieve the above object and other related objects, the utility model provides a motorcycle power system, the motorcycle power system includes battery, motor, the battery has perpendicular length direction, height direction and width direction, the battery has the maximum size in the length direction, and it is larger than the height direction and the width direction, the length direction of the battery is along the front -back direction of the motorcycle is established, the motor is located below the battery, and the motor is close to the battery setting.

[0008] Optionally, the power system further includes a controller, and the controller is arranged on the front side of the battery and the motor.

[0009] Optionally, the controller is arranged in an inclined manner, and in the projection of the height direction of the motorcycle, the controller at least partially overlaps with the battery or the motor.

[0010] The utility model further provides a motorcycle, including car body and above -mentioned motorcycle power system, the power system sets up in car body.

[0011] Optionally, the motorcycle further includes a battery fixing assembly, the battery fixing assembly includes a support frame and a pressing plate, the support frame and the pressing plate are detachably connected with the car body respectively, and the pressing plate presses the battery on the support frame.

[0012] Optionally, a plurality of first connecting pieces are arranged on the car body, a plurality of first connecting portions corresponding to the first connecting pieces are arranged on the support frame, and the first connecting portions are detachably connected with the first connecting pieces.

[0013] Optionally, a positioning seat is arranged on the support frame, and the positioning seat can be used to position the outer edge of the battery.

[0014] Optionally, a plurality of second connecting pieces are arranged on the car body, a plurality of second connecting portions corresponding to the second connecting pieces are arranged on the pressing plate, the second connecting portions are connected with the second connecting pieces through fasteners, and the pressing plate is connected with the car body to press the battery on the support frame.

[0015] The utility model further provides a motorcycle, including car body and above -mentioned motorcycle power system, the power system sets up in car body.

[0016] Optionally, an exposed groove is arranged on the car body, the controller has a heat dissipation side, at least a part of the heat dissipation side is exposed outside the car body through the exposed groove, and the heat dissipation side is arranged towards the advancing direction of the motorcycle.

[0017] As described above, the utility model provides a motorcycle power system and a motorcycle, which have the following beneficial effects:

[0018] The maximum size direction of the motorcycle is arranged in the front-rear direction of the motorcycle, so that the overall height of the motorcycle can be reduced, and the motor is arranged directly below the battery, so that the ground clearance of the motorcycle body can be improved while the height of the motorcycle is further reduced, the passing performance of the motorcycle is improved, the gravity center of the motorcycle is concentrated in the middle of the motorcycle body, and the control performance of the motorcycle is improved, compared with the prior art, the power system layout structure in the utility model can improve the comprehensive performance of the motorcycle, especially for off-road motorcycles, motorcycle racing and other motorcycles with high operation requirements, better driving experience and control performance can be brought, the structure layout of the power system is more compact, and the advantages of reducing cost, improving heat dissipation performance, enhancing structural strength and improving safety can be achieved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 A structure schematic view of a power system in an embodiment of the utility model is shown;

[0020] Figure 2 A front view of the power system in an embodiment of the utility model is shown;

[0021] Figure 3 A structure schematic view of a motorcycle body shell in an embodiment of the utility model is shown;

[0022] Figure 4 A structure schematic view of a fixed assembly and a battery in an embodiment of the utility model is shown;

[0023] Figure 5 A structure schematic view of a support frame in an embodiment of the utility model is shown;

[0024] Figure 6 A structure schematic view of a pressing plate in an embodiment of the utility model is shown;

[0025] Figure 7 A cooperation relationship schematic view of a first connecting part and a first connecting piece in an embodiment of the utility model is shown;

[0026] Figure 8 A schematic view of the power system in an embodiment of the utility model is shown;

[0027] Figure 9 A schematic view of the motorcycle in an embodiment of the utility model is shown.

[0028] BRIEF DESCRIPTION OF DRAWINGS

[0029] Body shell 1, covering structure 2, exposed groove 101, installation space 102, battery 3, support frame 301, first connecting part 302, first connecting piece 303, first positioning hole 304, positioning part 305, positioning seat 306, pressure plate 307, second connecting part 308, second connecting piece 309, fastener 310, first limiting plate 311, first limiting groove 312, second limiting plate 313, second limiting groove 314, fixing seat 315, fixing plate 316, controller 4, heat dissipation side 401, motor 5. Detailed Implementation

[0030] The following specific examples illustrate the implementation of this utility model. Those skilled in the art can easily understand other advantages and effects of this utility model from the content disclosed in this specification. This utility model can also be implemented or applied through other different specific embodiments, and various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of this utility model.

[0031] It should be noted that the illustrations provided in this embodiment are only schematic representations of the basic concept of this utility model. Therefore, the drawings only show components related to this utility model and are not drawn according to the actual number, shape, and size of the components in implementation. In actual implementation, the form, quantity, and proportion of each component can be arbitrarily changed, and the layout of the components may also be more complex. The structures, proportions, sizes, etc., shown in the accompanying drawings are only used to complement the content disclosed in the specification for those skilled in the art to understand and read, and are not intended to limit the implementation conditions of this utility model. Therefore, they have no substantial technical significance. Any modifications to the structure, changes in the proportional relationships, or adjustments to the size, without affecting the effects and purposes that this utility model can produce, should still fall within the scope of the technical content disclosed in this utility model. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in this specification are only for clarity of description and are not intended to limit the scope of implementation of this utility model. Changes or adjustments to their relative relationships, without substantially altering the technical content, should also be considered as within the scope of implementation of this utility model.

[0032] like Figures 1-9 As shown, this utility model proposes a motorcycle power system and a motorcycle.

[0033] In an exemplary embodiment, the motorcycle power system includes a battery 3 and a motor 5. The battery 3 has a length direction, a height direction and a width direction that are perpendicular to each other. The battery 3 has a maximum size in the length direction and is larger than the height direction and the width direction. The length direction of the battery 3 is arranged along the front-rear direction of the motorcycle. The motor 5 is located directly below the battery 3 and is arranged close to the battery 3.

[0034] In the embodiment, the maximum dimension direction of the motorcycle is arranged in the front-rear direction of the motorcycle, the overall height of the motorcycle can be reduced, and by arranging the motor 5 directly below the battery 3, the ground clearance of the motorcycle body can be improved while further reducing the height of the motorcycle, the passing performance of the motorcycle is improved, the gravity center of the motorcycle is concentrated in the middle of the motorcycle body, and the handling performance of the motorcycle is improved. Compared with the prior art, the power system layout structure in the utility model can improve the comprehensive performance of the motorcycle, can bring better driving experience and handling performance, the structure layout of the power system is more compact, which is helpful to reduce the cost, improve the heat dissipation performance, enhance the structural strength, and improve the safety.

[0035] It is worth noting that in the embodiment, the battery 3 can be a cuboid structure or other shape structure, but when arranged, the longest side of the battery 3 is consistent with the front-rear direction of the motorcycle.

[0036] It is also worth noting that in the embodiment, the front-rear direction of the motorcycle is the direction of the connecting line of the central axes of the front wheel and the rear wheel in the forward process, and when the battery 3 is installed, the longest side of the battery 3 is parallel to the front-rear direction of the motorcycle, which can achieve the best effect. It can also be adaptively set according to the structure of the motorcycle, and the battery 3 is fixed to a certain degree of inclination. The smaller the inclination angle, the more compact the layout of the power system.

[0037] In an exemplary embodiment, the controller 4 is arranged to be inclined, and in the projection of the height direction of the motorcycle, the controller 4 at least partially coincides with the battery 3.

[0038] In the embodiment, when the controller 4 is installed, the projection thereof in the height direction at least partially coincides with the battery 3, so that the structure layout of the power system is more compact, and the gravity center can be concentrated in the center of the motorcycle body, thereby improving the handling performance of the motorcycle.

[0039] For example, in the embodiment, the controller 4 is inclined and installed in front of the battery 3 and the motor 5, specifically, the inclination direction extends from the lower right to the upper left, so that the projection thereof in the height direction at least partially coincides with the battery 3, thereby improving the compactness of the structure of the power system.

[0040] It is worth noting that in the embodiment, the controller 4 adaptively adjusts the inclination angle according to its own size.

[0041] The utility model discloses still propose a motorcycle, it includes car body shell 1 and above-mentioned motorcycle power system, car body shell 1 forms and is installed space 102, and power system sets up in installed space 102, car body shell 1 still is equipped with the cladding structure 2, is used for closing the bottom and the front part of car body shell 1, avoids the sand into installed space 102.

[0042] In an exemplary embodiment, the motorcycle further comprises a battery fixing assembly, the battery fixing assembly comprising a support frame 301 and a pressing plate 307, the support frame 301 and the pressing plate 307 being respectively detachably connected with the car body shell 1, and the pressing plate 307 pressing the battery 3 on the support frame 301.

[0043] The support frame 301 in the embodiment is used for preliminarily positioning and supporting the battery 3, and the pressing plate 307 can press the battery 3 on the support frame 301 after being connected with the car body shell 1 of the motorcycle, and the pressing plate 307 is indirectly connected with the battery 3 through the limiting assembly arranged therebetween, so that relative displacement between the battery 3 and the pressing plate 307 is avoided during the movement of the motorcycle. The three components jointly act to firmly fix the battery 3 in the car body shell 1. Compared with the prior art, the utility model can realize quick disassembly and assembly of the battery 3. After the pressing plate 307 is installed on the car body shell 1, the battery 3 is firmly fixed on the support frame 301, so that stable power supply of the battery 3 is ensured.

[0044] Illustratively, the car body shell 1 is provided with a plurality of first connecting pieces 303, and the support frame 301 is provided with a plurality of first connecting portions 302 corresponding to the first connecting pieces 303 one by one, and the first connecting portions 302 are detachably connected with the first connecting pieces 303.

[0045] In the embodiment, the first connecting pieces 303 are arranged to be connected with the first connecting portions 302, so as to detachably fix the support frame 301 on the car body shell 1, and the detachable connection mode can detach the support frame 301 for maintenance or replacement.

[0046] Illustratively, the first connecting pieces 303 in the embodiment are four, and are symmetrically arranged on the car body shell 1. Correspondingly, the number of the first connecting portions 302 is also four, and corresponds to the first connecting pieces 303 one by one.

[0047] It is worth mentioning that the number of the first connecting pieces 303 and the first connecting portions 302 in the embodiment can be adaptively increased or reduced according to the structure of the car body, and the support frame 301 can be stably fixed on the first connecting pieces 303.

[0048] Exemplarily, in the embodiment, the first connecting piece 303 is provided with a first positioning hole 304, and the first connecting part 302, away from the pressing plate 307, is provided with a positioning part 305 corresponding to the first positioning hole 304. The positioning part 305 can be used for cooperating with the first positioning hole 304 to position and fix the support frame 301 on the vehicle body shell 1. In the embodiment, the connecting mode of the first connecting piece 303 and the first connecting part 302 adopts cooperating positioning. The positioning part 305 is a protruding part provided on the first connecting part 302 and protruding downward, which is similar to a bolt and can be inserted into the first positioning hole 304 to realize cooperating positioning. In the embodiment, the four positioning parts 305 are simultaneously inserted into the corresponding first positioning holes 304 to realize positioning and fixing. In the embodiment, the first connecting piece 303 and the first connecting part 302 are not actually connected in structure, which can realize quick positioning and quick dismounting during installation. After the battery 3 is installed on the support frame 301, the support frame 301 can be firmly pressed on the first connecting piece 303 by the weight of the battery 3 itself and the pressure applied by the pressing plate 307, thereby improving the fixing effect of the support frame 301.

[0049] Exemplarily, as shown in Figure 5 In the embodiment, the support frame 301 is in the shape of “X” as a whole, and when connected with the vehicle body shell 1, the four corners thereof are fixed with the vehicle body shell 1 through the first connecting piece 303. Alternatively, the shape of the support frame 301 can be changed according to the shape of the battery 3 to provide stable supporting force.

[0050] It is worth noting that in the embodiment, the first positioning part 305 and the first connecting piece 303 can also adopt other detachable connecting modes, such as bolt connection or clamping connection.

[0051] In an exemplary embodiment, the support frame 301 is provided with a positioning seat 306, which can be used for positioning the outer edge of the battery 3.

[0052] In the embodiment, the positioning seat 306 can preliminarily position the battery 3 to facilitate subsequent installation of the pressing plate 307.

[0053] Exemplarily, as shown in Figure 5 In the embodiment, the positioning seat 306 is an “L”-shaped plate, and the length direction thereof is arranged along the vertical direction, which can preliminarily guide and position the installation of the battery 3.

[0054] It is worth noting that the positioning seat 306 in the embodiment can be changed according to the external contour of the battery 3 to adapt to the contour of the battery 3 and limit the left-right and front-rear directions of the battery 3.

[0055] It should be noted that in the embodiment, other positioning methods can also be used, such as providing a matching part on the battery 3 that can be matched with the support frame 301 in a concave-convex manner, or enabling the battery 3 to be connected with the first connecting part 302 by bolts or screws, and then integrally installed on the first connecting member 303, so as to realize the positioning, limiting and fixing functions of the first connecting part 302 and the battery 3.

[0056] In an exemplary embodiment, the vehicle body shell 1 is provided with a plurality of second connecting members 309, and the pressing plate 307 is provided with a plurality of second connecting parts 308 corresponding to the second connecting members 309 one by one. The second connecting part 308 is connected with the second connecting member 309 through the fastener 310. After the pressing plate 307 is connected with the vehicle body shell 1, the battery 3 is pressed on the support frame 301. In the embodiment, the second connecting part 308 can be firmly connected with the second connecting member 309 through the plurality of second connecting members 309 and the second connecting parts 308 on the pressing plate 307. The connection mode adopts detachable connection, so as to realize the installation and dismounting of the second connecting member 309 and the second connecting part 308.

[0057] For example, the second connecting member 309 is provided with a second positioning hole, and the fastener 310 includes a bolt and a nut. The bolt passes through the second connecting part 308 and the second positioning hole and is connected with the nut. The nut fixes the pressing plate 307 on the second connecting member 309, and the pressing plate 307 presses the battery 3 on the support frame 301. In the embodiment, the second connecting member 309 and the second positioning part 305 adopt bolt connection, so that the second connecting part 308 can be firmly fixed with the second connecting member 309, thereby generating pressure on the battery 3 and fixing the battery 3 between the support frame 301 and the pressing plate 307. Specifically, in the embodiment, after the pressing plate 307 is connected with the second connecting member 309, the bottom surface of the pressing plate 307 is slightly lower than the top surface of the battery 3 in the vertical direction. Therefore, after the pressing plate 307 is installed on the second connecting member 309, the pressing plate 307 is blocked by the battery 3 and slightly deformed, so as to provide sufficient pressure to press the battery 3 on the support frame 301, thereby improving the fixing effect of the battery 3.

[0058] For example, as shown in Figure 6 The pressing plate 307 in the embodiment is similar to a "big" character, which has four second connecting parts 308 and is connected with the vehicle body shell 1 through the second connecting member 309.

[0059] It should be noted that in the embodiment, other fasteners 310 with detachable function can also be used, such as screw connection, pin shaft connection, etc.

[0060] In the embodiment, the limiting assembly is arranged between the battery 3 and the pressing plate 307, and in an exemplary embodiment, the limiting assembly comprises a first limiting plate 311 and a second limiting plate 313, the first limiting plate 311 is arranged on the pressing plate 307, the second limiting plate 313 is arranged on the battery 3, and a fixing plate 316 is arranged between the first limiting plate 311 and the second limiting plate 313, and the fixing plate 316 is used for fixing the first limiting plate 311 and the second limiting plate 313.

[0061] In the embodiment, the limiting assembly is arranged between the battery 3 and the pressing plate 307, and in an exemplary embodiment, the limiting assembly comprises a first limiting plate 311 and a second limiting plate 313, the first limiting plate 311 is arranged on the pressing plate 307, the second limiting plate 313 is arranged on the battery 3, and a fixing plate 316 is arranged between the first limiting plate 311 and the second limiting plate 313, and the fixing plate 316 is used for fixing the first limiting plate 311 and the second limiting plate 313.

[0062] For example, the battery 3 is provided with a fixing seat 315, the fixing plate 316 is connected in the fixing seat 315, and the two ends of the fixing plate 316 are arranged outside the fixing seat 315, the first limiting plate 311 is provided with a first protruding part protruding upwards, the first protruding part and the pressing plate 307 form a first connecting groove, the second limiting plate 313 is provided with a second protruding part protruding upwards, the second protruding part and the battery 3 form a second connecting groove, one end of the fixing plate 316 is arranged in the first connecting groove, the other end of the fixing plate 316 is arranged in the second connecting groove, and the first connecting groove and the second connecting groove are used for limiting the width direction of the middle plate. In the embodiment, the first limiting plate 311 is arranged on the pressing plate 307 through a screw, the second limiting plate 313 is arranged on the battery 3 through a screw, and the width of the first limiting groove 312 and the second limiting groove 314 is matched with the width of the fixing plate 316, when the first limiting plate 311 and the second limiting plate 313 are fixed on the pressing plate 307 and the battery 3 respectively, the fixing plate 316 is slightly bent downwards, so as to fix the fixing plate 316 between the first limiting plate 311 and the second limiting plate 313, and the fixing plate 316 is pressed in the fixing seat 315, therefore, the limiting assembly is used for connecting the pressing plate 307 and the battery 3, and the fixing effect of the battery 3 is improved.

[0063] It is worth noting that, in the embodiment, the limiting assembly is not limited to the limiting structure described above, and other limiting structures can be used to fix and limit the battery 3 and the pressing plate 307.

[0064] The utility model discloses still propose a kind of motorcycle, its car body shell 1 and above-mentioned motorcycle power system,

[0065] In an exemplary embodiment, the car body shell 1 is provided with an exposed groove 101, the controller 4 has a heat dissipation side 401, at least a portion of the heat dissipation side 401 is exposed outside the car body shell 1 through the exposed groove 101, and the heat dissipation side 401 is arranged towards the advancing direction of the motorcycle.

[0066] In the embodiment, the controller 4 is obliquely arranged at the front of the vehicle body shell 1 and partially exposed to the vehicle body shell 1, so that the heat dissipation side 401 of the controller 4 can be cooled by cold air in the direction in which the motorcycle moves, and the temperature of the controller 4 during operation is prevented from being too high.

[0067] For example, in the embodiment, the exposed groove 101 is slightly larger than the heat dissipation side 401 of the controller 4 when arranged, so as to improve the flowability of the cold air, thereby being capable of cooling the battery 3 and the motor 5 inside the vehicle body shell 1.

[0068] In summary, the utility model changes the layout structure of the power system, so as to optimize the gravity center position of the motorcycle, improve the control performance of the motorcycle, and bring better driving experience.

[0069] The above embodiment only exemplarily illustrates the principle and effect of the utility model, and is not used to limit the utility model. Any person skilled in the art can modify or change the above embodiment without departing from the spirit and scope of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the utility model should be covered by the claims of the utility model.

Claims

1. A motorcycle power system characterized by, The motorcycle power system comprises a battery and a motor, the battery has a length direction, a height direction and a width direction which are perpendicular to each other, the battery has the largest size in the length direction and is larger than the height direction and the width direction, the length direction of the battery is arranged along the front-rear direction of the motorcycle, the motor is located directly below the battery and is arranged close to the battery.

2. The motorcycle power system of claim 1, wherein, The power system further comprises a controller, which is arranged on the front side of the battery and the motor.

3. The motorcycle power system of claim 2, wherein, The controller is arranged obliquely, and in the projection of the motorcycle in the height direction, the controller at least partially overlaps with the battery or the motor.

4. A motorcycle characterized by the fact that The motorcycle comprises a vehicle body and a motorcycle power system as claimed in any one of claims 1-3, and the power system is arranged in the vehicle body.

5. A motorcycle as claimed in claim 4, characterized in that The motorcycle further comprises a battery fixing assembly, which comprises a support frame and a pressing plate, the support frame and the pressing plate are respectively detachably connected with the vehicle body, and the pressing plate presses the battery against the support frame.

6. A motorcycle as claimed in claim 5, characterized in that The vehicle body is provided with a plurality of first connecting members, the support frame is provided with a plurality of first connecting portions corresponding to the first connecting members one by one, and the first connecting portions are detachably connected with the first connecting members.

7. A motorcycle as claimed in claim 5, characterized in that The support frame is provided with a positioning seat, which can be used for positioning the outer edge of the battery.

8. A motorcycle as claimed in claim 5, characterized in that The vehicle body is provided with a plurality of second connecting members, the pressing plate is provided with a plurality of second connecting portions corresponding to the second connecting members one by one, the second connecting portions are connected with the second connecting members through fasteners, and the pressing plate is connected with the vehicle body to press the battery against the support frame.

9. A motorcycle characterized in that The motorcycle comprises a vehicle body and a motorcycle power system as claimed in claim 2 or 3, and the power system is arranged in the vehicle body.

10. A motorcycle as claimed in claim 9, characterized in that The vehicle body is provided with an exposed groove, the controller has a heat dissipation side, at least a part of the heat dissipation side is exposed outside the vehicle body through the exposed groove, and the heat dissipation side is arranged towards the advancing direction of the motorcycle.

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