TW202337760A - Electric bicycle - Google Patents

Abstract

An electric bicycle includes a bicycle frame having a containing space and a first locking hole, first and second battery sockets, a sliding block having a second locking hole, a screw, a sliding slot structure formed on the first battery socket, and a battery module. The first and second battery sockets are disposed at two sides of the containing space respectively. The screw passes through the first locking hole to be pre-screwed into the second locking hole for connecting the sliding block to the bicycle frame. The sliding slot structure slidably jackets the sliding block in a transverse direction and is sandwiched tightly between the sliding block and the bicycle frame when the screw continues to be screwed into the second locking hole for fixing the first battery socket on the bicycle frame. Two ends of the battery module are detachably connected to the first and second battery sockets.

Description

electric bike

The present invention relates to an electric bicycle, and in particular, to an electric bicycle in which the installation position of a battery holder on a frame can be adjusted through a sliding sleeve fit between a pad and a channel structure of the battery holder.

Generally speaking, an electric bicycle includes a motor, which is used to drive the tires of the electric bicycle to rotate, thereby driving the electric bicycle forward. In order to drive the motor, an additional battery needs to be installed between the front and rear battery holders that are locked on the frame (for example, the front and rear battery holders are locked on the upper tube or down tube connected to the front of the car) to supply the motor while running. The electricity required at the time. The common battery holder installation design is to directly form a long hole or a large round hole on the frame, or to install an additional adapter bracket with a frame lock hole and a battery holder key hole between the frame and the front and rear battery holders. Allows the user to lock the front and rear battery holders in a position suitable for the length of the battery by adjusting the screw locking position for subsequent battery installation. However, the above-mentioned designs often suffer from problems such as insufficient frame opening accuracy and additional adapter brackets, which increase the overall size of the frame and make installation time-consuming and labor-intensive.

Therefore, an object of the present invention is to provide an electric bicycle in which the installation position of the battery holder on the frame can be adjusted through a sliding sleeve fit between the pad and the channel structure of the battery holder, so as to solve the above problems.

According to one embodiment, the electric bicycle of the present invention includes a frame, a first battery holder and a second battery holder, a spacer, a positioning screw, a channel structure, and a battery module. The vehicle frame has an accommodation space and a first locking hole. The first battery holder and the second battery holder are respectively arranged on both sides of the accommodation space. The pad has a second locking hole. The positioning screw passes through the first locking hole to detachably pre-lock into the second locking hole on the pad, so that the pad is connected to the frame. The channel structure is formed on the first battery holder and is slidably laterally sleeved on the pad, so that the pad clamps the frame up and down when the positioning screw continues to be locked into the second locking hole. Channel structure to fix the first battery holder on the frame. Two ends of the battery module are detachably connected to the first battery holder and the second battery holder respectively.

To sum up, the present invention adopts a design in which the installation position of the first battery holder on the vehicle frame can be adjusted through the sliding sleeve fit between the pad and the channel structure of the first battery holder, thereby allowing the user to The first battery holder on the frame can be quickly and conveniently locked in a position that matches the length of the battery module. In this way, there is no need to form a long hole or a large round hole on the frame and there is no need to connect the frame with the battery module. An additional adapter bracket is installed between the front and rear battery holders. Therefore, the present invention can effectively solve the problem of insufficient frame opening accuracy mentioned in the previous technology and the adapter bracket will cause the overall size of the vehicle frame to increase and the installation to be time-consuming and labor-intensive. problem, thereby simplifying the frame structure design of the electric bicycle and reducing the overall size of the frame, and greatly improving the assembly accuracy and operation convenience of the electric bicycle on the battery holder fixation.

The advantages and spirit of the present invention can be further understood through the following detailed description of the invention and the accompanying drawings.

Please refer to Figures 1 and 2. Figure 1 is a schematic diagram of an electric bicycle 10 according to an embodiment of the present invention. Figure 2 is an exploded view of some components of the electric bicycle 10 in Figure 1, as shown in As shown in Figures 1 and 2, the electric bicycle 10 includes a frame 12, a first battery holder 14, a second battery holder 16, a spacer 18, a positioning screw 20, a channel structure 22, and a battery module 24, wherein The overall structure of the electric bicycle 10 is only presented with simple lines, but is not limited thereto. The relevant description of the electric drive design is common in the prior art and will not be described again here. The frame 12 adopts a frame design commonly used on electric bicycles (which may include common frame components such as top tubes, down tubes, seat tubes, etc., and their related descriptions will not be repeated here) and has an accommodation space 26, at least one The first locking holes 28 (two are shown in Figure 2, but not limited thereto), the first battery holder 14 and the second battery holder 16 are respectively provided on both sides of the accommodation space 26 and can be better Installed at the upper tube position of the frame 12 (as shown in Figure 1), but not limited to this, that is to say, as long as the battery holder is installed using the tube structure on the frame of the electric bicycle, The present invention is applicable to all. Both ends of the battery module 24 are detachably connected to the first battery holder 14 and the second battery holder 16 respectively for providing power to the electric bicycle 10 to drive the wheels of the electric bicycle 10 to rotate, thereby assisting the user to ride with less effort. Go forward on an electric bike 10.

The locking design of the frame 12 and the first battery holder 14 is described in detail here. Please refer to Figures 2, 3, 4, and 5. Figure 3 shows the battery module of Figure 2. The assembly diagram of the assembly 24 installed on the frame 12. Figure 4 is a schematic cross-sectional view of the frame 12 with the battery module 24 in Figure 3 along the section line A-A. Figure 5 is the installation of Figure 3. A schematic cross-sectional view of the vehicle frame 12 with the battery module 24 along the section line B-B. As can be seen from Figures 2 to 5, the pad 18 has a second locking hole 30 corresponding to the first locking hole 28. The vehicle frame 12 may have at least one third locking hole 32 (two are shown in Figure 2, but are not limited thereto), and the pad 18 may preferably be an inverted T-shaped pad structure (but is not limited thereto). ), and the channel shape of the channel structure 22 formed on the first battery holder 14 can be correspondingly in an inverted T shape to fit with the cushion block 18 .

Through the above design, when the user wants to lock the first battery holder 14 and the second battery holder 16 on the vehicle frame 12 , the user only needs to use a locking fixture (such as a screwdriver) to pass the positioning screw 20 The first locking hole 28 is detachably pre-locked into the second locking hole 30 on the pad 18 so that the pad 18 is connected to the vehicle frame 12 and the second battery holder 16 is fixed to the vehicle in a screw locking manner. The position corresponding to the third locking hole 32 on the frame 12 (for example, by passing the screw 34 through the third locking hole 32 and locking it into the fourth locking hole 36 of the second battery holder 16); next, the user The channel structure 22 on the first battery holder 14 can be laterally placed on the pad 18 that has been pre-locked on the frame 12. At this time, the positioning screw 20 has not yet been tightened, so the user can move along the channel. The structure 22 slides the first battery holder 14 back and forth to adjust the first battery holder 14 relative to the second battery holder 16 to a position that can adapt to the length of the battery module 24; after completing the above-mentioned sliding adjustment operation of the first battery holder 14 Then, the user can continue to lock the positioning screw 20 into the second locking hole 30 to drive the pad 18 to move upward relatively in the channel structure 22 to the position where the pad 18 and the frame 12 clamp the channel structure 22 up and down. (As shown in Figure 5), the first battery holder 14 can be stably installed on the vehicle frame 12, so that subsequent users can quickly install the battery module 24 on the first battery holder 14 and the second battery. Battery installation operation between holders 16.

To sum up, the present invention adopts a design in which the installation position of the first battery holder on the vehicle frame can be adjusted through the sliding sleeve fit between the pad and the channel structure of the first battery holder, thereby allowing the user to The first battery holder on the frame can be quickly and conveniently locked in a position that matches the length of the battery module. In this way, there is no need to form a long hole or a large round hole on the frame and there is no need to connect the frame with the battery module. An additional adapter bracket is installed between the front and rear battery holders. Therefore, the present invention can effectively solve the problem of insufficient frame opening accuracy mentioned in the previous technology and the adapter bracket will cause the overall size of the vehicle frame to increase and the installation to be time-consuming and labor-intensive. problem, thereby simplifying the frame structure design of the electric bicycle and reducing the overall size of the frame, and greatly improving the assembly accuracy and operation convenience of the electric bicycle on the battery holder fixation.

In practical applications, it can be seen from Figure 6 (which is a schematic structural block diagram of the battery module 24 in Figure 2 and the vehicle frame 12 equipped with the first battery holder 14 and the second battery holder 16). The battery holder 14 preferably has a first connector 15 (which can be electrically connected to the control circuit board of the electric bicycle 10 via wires), and the first end cover 38 of the battery module 24 has a connector corresponding to the first connector 15. The second connector 39 is used to connect the first end cover 38 and the second end cover 40 of the battery module 24 to the first battery holder 14 and the second battery holder 16 respectively when the user completes the above-mentioned battery holder fixing operation. Then, the battery module 24 can be electrically connected to the control circuit board of the electric bicycle 10 through the contact connection between the first connector 15 and the second connector 39 for subsequent power control of the electric bicycle 10. As for The circuit design and power transmission control method of the electric bicycle 10 are commonly described in the prior art and will not be described again here. In addition, as shown in FIG. 6 , the user can use a ruler fixture (such as a ruler 42 ) that can adapt to the length of the battery module 24 to fix a specific position between the first battery holder 14 and the second battery holder 16 . distance to accurately fix the first battery holder 14 on the frame 12, thereby further improving the assembly accuracy of the electric bicycle 10 in fixing the battery holder.

It is worth mentioning that the second battery holder fixation design is not limited to the above embodiment, that is to say, as long as it is a connection design that can fix the second battery holder on the frame (such as a hook and slot fixation design), All of them can be used in the present invention. In addition, the above-mentioned design that the installation position of the first battery holder on the vehicle frame can be adjusted through the sliding sleeve fit between the pad and the channel structure of the first battery holder can also be applied to the second battery holder. The fixation between the battery holder and the frame allows the user to slide and adjust the installation positions of the first battery holder and the second battery holder on the frame respectively, thereby improving the adjustment flexibility of the battery holder fixation of the electric bicycle to suit the needs of the electric bicycle. Batteries with different sizes and lengths are provided. As for the description of the sliding sleeve matching design between the pad and the second battery holder, it can be deduced by analogy with reference to the above embodiment, and will not be described again here. The above are only preferred embodiments of the present invention, and all equivalent changes and modifications made in accordance with the patentable scope of the present invention shall fall within the scope of the present invention.

10: Electric bicycle 12: Frame 14:First battery holder 15:First connector 16:Second battery holder 18: spacer 20: Positioning screw 22:Channel structure 24:Battery module 26: Accommodation space 28: First locking hole 30: Second locking hole 32:Third locking hole 34:Screw 36:Fourth locking hole 38:First end cap 39: Second connector 40:Second end cap 42: Ruler

Figure 1 is a schematic diagram of an electric bicycle according to an embodiment of the present invention. Figure 2 is an exploded view of some components of the electric bicycle in Figure 1. Figure 3 is an assembly diagram of the battery module in Figure 2 installed on the vehicle frame. Figure 4 is a schematic cross-sectional view of the vehicle frame equipped with the battery module in Figure 3 along the section line A-A. Figure 5 is a schematic cross-sectional view of the vehicle frame equipped with the battery module in Figure 3 along the section line B-B. Figure 6 is a schematic structural block diagram of the battery module in Figure 2 and the vehicle frame equipped with the first battery holder and the second battery holder.

12: Frame

14:First battery holder

18: spacer

20: Positioning screw

22:Channel structure

Claims (4)

An electric bicycle containing: A vehicle frame having an accommodation space and a first locking hole; A first battery holder and a second battery holder, which are respectively arranged on both sides of the accommodation space; A pad having a second locking hole; a set screw that passes through the first locking hole to removably pre-lock into the second locking hole on the pad so that the pad is connected to the frame; A channel structure is formed on the first battery holder and is slidably transversely sleeved on the pad, so that the pad is clamped up and down with the frame when the positioning screw continues to be locked into the second locking hole. Tighten the channel structure to fix the first battery holder on the frame; and A battery module has two ends detachably connected to the first battery holder and the second battery holder respectively. The electric bicycle according to claim 1, wherein the pad is an inverted T-shaped pad structure, and the channel shape of the channel structure is an inverted T-shape to fit with the pad. The electric bicycle according to claim 1, wherein the frame has a third locking hole, and the second battery holder is locked to the third locking hole with screws. The electric bicycle of claim 1, wherein a ruler is used to fix a specific distance between the first battery holder and a second battery holder. The specific distance allows the battery module to be detachably connected to the third battery holder. A battery holder is connected to the second battery holder.

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