Battery replacement type two-wheeled electric vehicle

Abstract

The battery replacement type two-wheeled electric vehicle comprises a two-wheeled electric vehicle body, a vehicle body main body support is arranged in the center of the bottom of an upper vehicle frame of the two-wheeled electric vehicle, a battery replacement notch is formed in the side face of a central battery mounting groove in the vehicle body main body support, and a protection plate is arranged at the battery replacement notch. A positive electrode contact and a negative electrode contact are arranged on the side wall of one side in the battery mounting groove, a locking bolt hole is formed in the center of the side wall of one side in the battery mounting groove, supporting lugs are symmetrically arranged at one end of the outer portion of the vehicle body support, and a protection plate moving groove is formed in the supporting lug, close to one side of the battery replacement notch, of the vehicle body support. According to the electric vehicle, the detachable and replaceable battery pack design is adopted, the battery pack is automatically disassembled and assembled, the endurance mileage of the electric vehicle is increased, meanwhile, the electric vehicle can go out in time conveniently, and the endurance anxiety of a user is eliminated to a certain degree.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of two-wheeled electric vehicles, in particular to a battery replacement type two-wheeled electric vehicle. BACKGROUND

[0002] The battery car is also called "electric vehicle", which is a pure electric vehicle driven by a battery (battery) to provide electric energy and an electric motor (direct current, alternating current, series excitation, and separate excitation).

[0003] The domestic battery car is mainly used for sightseeing passenger transport, security patrol, and cargo transport. The main purpose of the electric sightseeing car is to transport passengers in parks, scenic spots, leisure resorts, universities, hospitals, golf courses, and real estate companies. The main purpose of the electric patrol car is to conduct security patrol in stations, squares, and crowded places. The main purpose of the electric transport car is in factories, ports, and logistics warehouses.

[0004] The battery car is a commonly used transportation tool at present, but the battery car now uses a charging method to charge. The endurance of the battery car depends entirely on the capacity of the battery. Therefore, the battery car can only be used for short distances. Many people are also very anxious about the endurance of the battery car. Therefore, an improved technology is urgently needed to solve the problem existing in the prior art. SUMMARY

[0005] The purpose of the present application is to provide a battery pack design that can be detached and replaced, to realize automatic disassembly and assembly of the battery pack, to improve the endurance of the battery car, to facilitate timely travel of the battery car, and to eliminate the user's endurance anxiety to a certain extent. A battery replacement type two-wheeled electric vehicle is provided to solve the problems in the background art.

[0006] To achieve the above purpose, the present application provides the following technical scheme: a battery replacement type two-wheeled electric vehicle, comprising a two-wheeled electric vehicle body, a vehicle frame is arranged on the two-wheeled electric vehicle body, a vehicle body main support is arranged at the bottom center of the vehicle frame, a battery mounting groove is arranged at the inner center of the vehicle body main support, a battery replacement slot is arranged on the side of the battery mounting groove, a protective plate is arranged at the battery replacement slot, auxiliary rollers are symmetrically arranged at the inner side edges of the battery replacement slot, limit blocks are arranged in cooperation with some of the auxiliary rollers, and the limit blocks (21) and the bottom of the battery mounting groove are of an integral structure.

[0007] A positive electrode contact and a negative electrode contact are arranged on the inner side wall of one side of the battery mounting groove, the positive electrode contact and the negative electrode contact are respectively connected with the motor through lead wires, and a locking bolt hole is arranged at the center of the side wall of one side of the battery mounting groove.

[0008] The outer end of the vehicle body main support is symmetrically provided with a support lug, and the support lug is an integral structure with the vehicle body main support.

[0009] The bottom of the battery mounting groove is provided with a PCB control board, and the PCB control board is connected with the positive electrode contact and the negative electrode contact by a wire harness.

[0010] Preferably, the slot of the battery mounting groove is rectangular, and a positioning sensor is arranged at each of the four corners of the slot of the battery mounting groove.

[0011] Preferably, the end of the vehicle body main support is provided with a protective block, and the protective block is arranged in front of the vehicle body main support.

[0012] The top of the vehicle body main support is provided with a protective cover mounting groove, and an upper protective cover is arranged in the protective cover mounting groove.

[0013] Preferably, the inner wall of the battery mounting groove is provided with a flow guide pipe, and the two ends of the flow guide pipe are arranged above the side wall of the battery mounting groove.

[0014] Preferably, the PCB control board is provided with a single-chip microcomputer, and the output module is arranged at one end of the single-chip microcomputer.

[0015] Preferably, the battery replacement process of the battery replacement type two-wheeled electric vehicle comprises the following steps:

[0016] The two-wheeled electric vehicle body is ridden onto the corresponding support of the battery swap station, so that the front wheel of the electric vehicle is clamped inside the support groove, and the positioning sensor on the side of the vehicle body support body calibrates the vehicle body support body with the mechanical hand for disassembling the battery, the positioning mechanical hand extends two threaded rods, and the positioning locking hole is locked and positioned;

[0017] After the protection plate is opened, the mechanical hand first loosens the battery fixing bolt on the electric vehicle, the mechanical hand takes out the low-power battery pack, then the mechanical hand sends the full-power battery pack to the slot of the battery mounting groove, aligns the battery mounting groove, pushes the battery pack into the inside of the battery mounting groove so that the positive and negative poles of the battery pack are respectively connected with the positive and negative contact heads, and the battery pack is fixed with the battery mounting groove by using the fixing screw rod;

[0018] The mechanical hand exits and the protection plate is closed.

[0019] Compared with the prior art, the beneficial effects of the present application are:

[0020] (1) The positioning sensor is arranged on one side of the outer wall of the vehicle body support body, and a positioning locking hole is arranged in the center of one side of the battery mounting groove, the positioning locking hole is an internal threaded hole, and the positioning sensor is used to determine whether the electric vehicle is parked at the corresponding position of the mounting support, so that the subsequent taking out and mounting of the battery pack are ensured to be smoothly carried out;

[0021] (2) The two ends of the flow guide pipe are respectively matched with exhaust fans A and B, and the flow guide pipe, the exhaust fan A and the exhaust fan B form a complete gas circulation structure, so that the hot air flow in the battery mounting groove is discharged in time, the battery pack in the battery mounting groove is ensured to be used in a safe temperature environment, and the use safety of the battery pack is ensured;

[0022] (3) The two-wheeled electric vehicle body adopts a detachable and replaceable battery pack design, realizes automatic disassembly and assembly of the battery pack, improves the endurance mileage of the electric vehicle, and also facilitates timely travel of the electric vehicle, and to some extent, eliminates the endurance anxiety of users. DETAILED DESCRIPTION

[0023] Figure 1 It is a front view of the two-wheeled electric vehicle of the present application;

[0024] Figure 2 It is a front view of the battery mounting groove of the present application;

[0025] Figure 3 It is a schematic view of the opening structure of the battery mounting groove of the present application;

[0026] Figure 4 It is a top view of the vehicle body support of the present application;

[0027] Figure 5 It is an end view of the battery mounting groove of the present application;

[0028] Figure 6 Figure is a schematic diagram of the auxiliary roller and the limiting block cooperating with the installation of the application;

[0029] Figure 7 Figure is a schematic diagram of the hardware frame on the PCB control board of the application.

[0030] In the figure: 1, two-wheeled electric vehicle body; 2, vehicle body support; 3, battery installation groove; 4, protective cover installation groove; 5, protective block; 6, upper protective cover; 7, exhaust fan A; 8, flow guide pipe; 9, exhaust fan B; 10, auxiliary roller; 11, positioning sensor; 12, positive contact; 13, negative contact; 14, locking screw hole; 15, protective plate; 16, protective plate moving groove; 17, PCB control board; 18, positioning locking hole; 19, frame; 20, support lug; 21, limiting block; 22, output module; 23, single-chip microcomputer; 24, storage module; 25, A / D module; 26, temperature control module; 27, voltage controller; 28, current controller; 29, speed monitor; 30, display module. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by a person of ordinary skill in the art without creative labor fall within the protection scope of the application.

[0032] Please refer to Figures 1-7 The application provides a technical solution: a battery replacement type two-wheeled electric vehicle, comprising a two-wheeled electric vehicle body 1, the two-wheeled electric vehicle body 1 is provided with a frame 19, the bottom center of the frame 19 is provided with a vehicle body support 2, the inside center of the vehicle body support 2 is provided with a battery installation groove 3, the side of the battery installation groove 3 is provided with a battery replacement slot, the battery replacement slot is provided with a protective plate 15, the inside edge of the battery replacement slot is symmetrically provided with auxiliary rollers 10 at the middle and both ends of the end head, the auxiliary rollers 10 have the function of auxiliary lifting for the battery pack when the battery enters and exits the battery replacement slot, and the friction between the battery pack and the slot of the battery installation groove 3 is avoided.

[0033] The limiting block 21 is provided on the auxiliary roller 10, the limiting block 21 and the bottom of the battery installation groove 3 are an integral structure, the installed battery pack is limited by the limiting block 21, and the stability of the battery pack in the battery installation groove 3 is reinforced to a certain extent.

[0034] The inside one side wall of the battery mounting groove 3 is provided with a positive electrode contact 12 and a negative electrode contact 13, the positive electrode contact 12 and the negative electrode contact 13 are respectively connected with the motor through lead wires, the inside one side wall of the battery mounting groove 3 is provided with a locking bolt hole 14 in the center, the slot of the battery mounting groove 3 is rectangular, the slot of the battery mounting groove is provided with a positioning sensor 11 at each corner, the positioning sensor 11 is arranged on the outside wall of the vehicle body main support 2, the one side center of the battery mounting groove 3 is provided with a positioning locking hole 18, the positioning locking hole 18 is an internal threaded hole, the positioning sensor 11 is used to determine whether the electric vehicle is parked at the corresponding position of the mounting bracket, so as to ensure the smooth taking out and installation of the subsequent battery pack.

[0035] The inside wall of the groove body of the battery mounting groove 3 is provided with a flow guide pipe 8, the two end ports of the flow guide pipe 8 are arranged above the groove body side wall of the battery mounting groove, one end port of the flow guide pipe 8 is in communication with the inner wall of the battery mounting groove 3, the other end port of the flow guide pipe 8 is in communication with the outer wall of the battery mounting groove 3, the two end ports of the flow guide pipe 8 are respectively provided with exhaust fans A7 and B9, the flow guide pipe 8 and the exhaust fans A7 and B9 form a complete gas circulation structure, which can timely exhaust the hot air in the battery mounting groove 3, ensure that the battery pack in the battery mounting groove 3 is used in a safe temperature environment, and ensure the safety of the battery pack.

[0036] The outside one end of the vehicle body main support 2 is symmetrically provided with a supporting lug 20, the supporting lug 20 and the vehicle body main support 2 are an integral structure, the inside of the supporting lug 20 near the battery replacement slot of the vehicle body main support 2 is provided with a protection plate moving groove 16, the protection plate moving groove 16 is in communication with the protection plate mounting groove at the battery replacement slot, the protection plate 15 is arranged in the protection plate moving groove 16, and the protection plate 15 can move back and forth in the protection plate moving groove 16.

[0037] The one end of the vehicle body main support 2 is provided with a protection block 5, the protection block 5 is arranged in front of the vehicle body main support 2, the inside of the protection block 5 is provided with a positioning locking hole 18, the positioning locking hole 18 is an internal threaded hole, and the positioning locking hole 18 on the protection block 5 and the positioning locking hole 18 on the vehicle body main support 2 are arranged at the same horizontal height.

[0038] The top of the vehicle body main support 2 is provided with a protection cover mounting groove 4, the inside of the protection cover mounting groove 4 is provided with an upper protection cover 6, and a sealing rubber ring is arranged between the lower surface of the upper protection cover 6 and the edge of the slot of the protection cover mounting groove 4, so that the subsequent disassembly and maintenance are facilitated, and the sealing rubber ring can also avoid the noise caused by the friction between components.

[0039] The bottom of the battery mounting groove 3 is provided with a PCB control panel 17, and the PCB control panel 17 is connected with the positive electrode contact 12 and the negative electrode contact 13 through a wire.

[0040] The PCB control panel 17 is provided with a model MC9S12 single-chip microcomputer 23, one connection end of the MC9S12 single-chip microcomputer 23 is provided with an output module 22, the lower connection end of the MC9S12 single-chip microcomputer 23 is provided with a Kingston storage module, the right end of the MC9S12 single-chip microcomputer 23 is provided with an AD module 25 of the AD7808BRZ type, the other connection end of the AD module 25 of the AD7808BRZ type is provided with a CH402 temperature control module 26, an SG3525ANG voltage controller 27, a Sanken LV2842XLVDDCR current controller 28, a DT2350P speed monitor 29, a display module 30, the temperature control module 26, the voltage controller 27, the current controller 28, the speed monitor 29 and the display module 30 are connected with the AD module 25 respectively, one side edge of the PCB control panel 17 is provided with a power supply interface and a signal port, the current size, the voltage size, the temperature of the battery pack and the change of the current of the whole battery pack of the electric vehicle are monitored through the PCB control panel 17, and the safety of the battery of the electric vehicle is ensured.

[0041] The battery replacement process of the battery replacement type two-wheeled electric vehicle: the two-wheeled electric vehicle body 1 is ridden to the corresponding support of the battery replacement station, the front wheel of the electric vehicle is clamped in the inside of the support groove, and the positioning sensor 11 on the side of the vehicle body support 2 calibrates the vehicle body support 2 and the mechanical hand for disassembling the battery, the positioning mechanical hand extends two threaded rods, and the positioning locking hole 18 is locked and positioned.

[0042] After the protection plate 15 is opened, the mechanical hand first loosens the battery fixing bolt on the electric vehicle, the mechanical hand takes out the low-power battery pack, then the mechanical hand sends the full-power battery pack to the slot opening of the battery mounting groove 3, aligns the battery mounting groove 3, pushes the battery pack into the inside of the battery mounting groove 3 so that the positive electrode and the negative electrode on the battery pack are connected with the positive electrode contact 12 and the negative electrode contact 13 respectively, and the battery pack and the battery mounting groove 3 are fixed by the fixed screw rod, and the mechanical hand exits and the protection plate 15 is closed.

[0043] The two-wheeled electric vehicle body 1 adopts a detachable and replaceable battery pack design, realizes automatic disassembly and assembly of the battery pack, improves the endurance mileage of the electric vehicle, and also facilitates timely travel of the electric vehicle, and to some extent, eliminates the endurance anxiety of the user.

[0044] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A battery-swapping type two-wheeled electric vehicle, comprising a two-wheeled electric vehicle body (1), characterized in that: The two-wheeled electric vehicle body (1) is provided with a frame (19), and a body main support (2) is provided at the bottom center of the frame (19). A battery mounting slot (3) is provided in the center of the body main support (2). A battery replacement slot is provided on the side of the battery mounting slot (3). A protective plate (15) is provided at the battery replacement slot. An auxiliary roller (10) is symmetrically provided in the middle of the inner edge and at both ends of the battery replacement slot. A limiting block (21) is provided in some cooperation with the auxiliary roller (10). The limiting block (21) and the bottom of the battery mounting slot (3) are an integral structure. The battery mounting slot (3) has a positive contact (12) and a negative contact (13) on one side wall inside. The positive contact (12) and the negative contact (13) are respectively led out with wires to connect with the motor. The battery mounting slot (3) has a locking bolt hole (14) in the center of one side wall inside. The outer end of the main body bracket (2) of the vehicle body is symmetrically provided with support ears (20). The support ears (20) and the main body bracket (2) are an integral structure. The support ears (20) on the main body bracket (2) near the battery replacement slot are provided with a protective plate moving groove (16). The protective plate moving groove (16) is connected to the protective plate mounting groove at the battery replacement slot. The bottom of the battery mounting slot (3) is provided with a PCB control board (17), and the PCB control board (17) is connected to the positive contact (12) and the negative contact (13) by a ribbon cable.

2. The battery-swapping two-wheeled electric vehicle according to claim 1, characterized in that: The opening of the battery mounting slot (3) is rectangular. A positioning sensor (11) is provided at each of the four corners of the opening of the battery mounting slot. The positioning sensor (11) is located on one side of the outer wall of the vehicle body support (2). A positioning locking hole (18) is provided in the center of one side of the battery mounting slot (3). The positioning locking hole (18) is a built-in threaded hole.

3. A battery-swapping two-wheeled electric vehicle according to claim 1, characterized in that: One end of the vehicle body support (2) is provided with a protective block (5), which is located in front of the vehicle body support (2). The protective block (5) is provided with a positioning locking hole (18) inside the protective block (5). The positioning locking hole (18) is a built-in threaded hole. The positioning locking hole (18) on the protective block (5) and the positioning locking hole (18) on the vehicle body support (2) are at the same horizontal height. The top of the main body support (2) is provided with a protective cover mounting groove (4), and an upper protective cover (6) is provided inside the protective cover mounting groove (4). A sealing rubber ring is provided between the lower surface of the upper protective cover (6) and the edge of the groove of the protective cover mounting groove (4).

4. A battery-swapping two-wheeled electric vehicle according to claim 1, characterized in that: The battery mounting slot (3) has a guide pipe (8) inside its side wall. Both ends of the guide pipe (8) are located above the side wall of the battery mounting slot. One end of the guide pipe (8) is connected to the inner wall of the battery mounting slot (3), and the other end of the guide pipe (8) is connected to the outer wall of the battery mounting slot (3). Exhaust fan A (7) and exhaust fan B (9) are respectively provided at the ends of the guide pipe (8).

5. A battery-swapping two-wheeled electric vehicle according to claim 1, characterized in that: The PCB control board (17) is equipped with a microcontroller (23). One end of the microcontroller (23) is equipped with an output module (22). The lower end of the microcontroller (23) is equipped with a storage module. The right end of the microcontroller (23) is equipped with an A / D module (25). The other end of the A / D module (25) is equipped with a temperature control module (26), a voltage controller (27), a current controller (28), a speed monitor (29), and a display module (30). The temperature control module (26), voltage controller (27), current controller (28), speed monitor (29), and display module (30) are respectively connected to the A / D module (25). One side edge of the PCB control board (17) is equipped with a power interface and a signal port.

6. The battery swapping two-wheeled electric vehicle according to claim 1, wherein the battery swapping process includes the following steps: The two-wheeled electric vehicle body (1) rides onto the corresponding bracket of the battery swapping station, so that the front wheel of the electric vehicle is stuck inside the bracket slot. At the same time, the positioning sensor (11) on the side of the two-wheeled electric vehicle body main bracket (2) calibrates the body main bracket (2) with the battery removal robot. The positioning robot extends two threaded rods and locks them in place with the positioning locking hole (18). After opening the protective plate (15), the robot first loosens the battery fixing bolts on the electric vehicle, takes out the low-power battery pack, and then sends the fully charged battery pack to the slot of the battery mounting slot (3). After aligning with the battery mounting slot (3), the robot pushes the battery pack into the battery mounting slot (3) so that the positive and negative terminals on the battery pack are connected to the positive terminal contact (12) and the negative terminal contact (13) respectively. The battery pack is then fixed to the battery mounting slot (3) using fixing screws. After the robotic arm exits, the protective panel (15) is closed.

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