CN211766035U

CN211766035U - Battery pack and battery pack mounting structure for electric motorcycle

Info

Publication number: CN211766035U
Application number: CN202020375556.XU
Authority: CN
Inventors: 赵锦辉
Original assignee: 赵锦辉
Current assignee: Foshan Nanhai Guanghuan Technology Co.,Ltd.
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-10-27
Anticipated expiration: 2030-03-23

Abstract

The utility model discloses a battery pack and electric motorcycle car battery pack mounting structure, battery physical stamina such as lithium cell are through accepting the base equipment in the inside of battery case, and battery pack rethread battery case is whole to be assembled on the frame, and the battery body is installed and can be obtained better protection in the inside of battery case, and packaging structure is reliable, and traditional engine can be installed to the frame, also can install battery pack, realizes the frame sharing, reduces electric motorcycle car's development cost.

Description

Battery pack and battery pack mounting structure for electric motorcycle

Technical Field

The utility model relates to an electric motorcycle car technical field, in particular to battery pack and electric motorcycle car battery pack mounting structure.

Background

The current electric motorcycle car is for the mounting structure who adapts to the lithium cell, often needs to carry out redesign in order to realize with the equipment of lithium cell to the frame, leads to electric motorcycle car's development and manufacturing cost to increase, and spare parts such as original frame are extravagant because of can not effectively utilizing, and, the package assembly of current lithium cell is simpler, and protection function such as waterproof dustproof is relatively poor, and the vibrations and the impact of frame also easily transmit to the lithium cell, thereby influence the safe in utilization and the life-span of lithium cell.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a battery pack and battery pack mounting structure of electric motorcycle car, battery physical stamina such as lithium cell is assembled in the inside of battery case through accepting the base, and battery pack rethread battery case is whole to be assembled on the frame, and the battery body can obtain better protection in the inside of battery case, and the package assembly is reliable, has solved the not enough problem of protectiveness of current battery pack to the battery body; moreover, the frame can be provided with a traditional engine and a battery assembly, the frame sharing is realized, the development cost of the electric motorcycle is reduced, and the problem that the development cost and the manufacturing cost are high due to the fact that the frame of the motorcycle with the traditional engine cannot share the frame of the electric motorcycle is solved, and the frame of the electric motorcycle needs to be redesigned.

To achieve the purpose, the utility model adopts the following technical proposal:

the battery component comprises a battery box, a battery body and a bearing base;

the bearing base is connected inside the battery box, and the battery body is fixedly connected with the bearing base;

the battery box is provided with a positioning column, the bearing base is provided with a positioning pipe, and the positioning pipe is sleeved on the positioning column.

From this, the battery body is fixed bearing in the inside of battery case through accepting the base, and bearing structure is reliable, accepts the base and passes through the corresponding reference column of locating tube suit in the battery case, and it is convenient to assemble, and simple structure is reliable, and the battery case can improve the protectiveness and the crashworthiness of the battery body to a certain extent, has solved the not enough problem of protectiveness of current battery pack to the battery body.

In some embodiments, the receiving base further comprises a plate frame body, the plate frame body is connected with the positioning pipe, and the wall surface of the plate frame body is provided with a reinforcing rib.

Therefore, the plate frame body is composed of three wall surfaces and used for supporting and fixing the battery body, and the three wall surfaces are provided with reinforcing ribs to improve the strength of the plate frame body.

In some embodiments, a buffer rubber pad is disposed between the battery body and the receiving base.

Therefore, the buffer rubber pad can absorb shock and slow down impact, and has a certain shock absorption and protection function on the battery body.

In some embodiments, the battery box is provided with a threaded hole, and the axis of the threaded hole coincides with the axis of the positioning column.

Therefore, the axis of the threaded hole is overlapped with the axis of the positioning column, so that the space can be saved, and the structure of the battery box is simplified.

In some embodiments, the battery case includes a first side cover, a second side cover, and a top cover, the first side cover and the second side cover forming a cavity capable of receiving the battery body;

the first side cover is provided with a convex edge, and the second side cover is provided with a groove matched with the convex edge;

and a sealing strip is arranged between the convex edge and the groove.

From this, the junction of first side cap and second side cap is equipped with the cooperation structure of chimb and recess, makes things convenient for the equipment of first side cap and second side cap, improves the leakproofness of both junctions, sets up protective properties such as waterproof dustproof that the sealing strip can improve the battery case.

In some embodiments, the top cover is provided with a waterproof outlet plug;

the battery box also comprises a first decorative cover and a second decorative cover, and the first decorative cover is connected with the first side cover;

the second decorative cover is connected to the second side cover.

From this, the top cap is equipped with the wire hole, and the wire hole is equipped with waterproof outlet end cap, prevents that water dust from getting into, improves the leakproofness of battery case.

The battery component mounting structure of the electric motorcycle comprises a frame and a battery component mounted on the frame, wherein the battery component comprises a battery box, a battery body and a bearing base;

the bearing base is connected inside the battery box, and the battery body is fixedly connected with the bearing base.

From this, battery pack with batteries such as lithium cell passes through the battery case to be connected on the frame, and wherein the battery body is fixed in the inside of battery case through accepting the base, and simple structure is reliable, and the battery case can improve the protectiveness and the crashworthiness of battery body to a certain extent, has solved the problem that current battery pack is not enough to the protectiveness of battery body.

In some embodiments, the frame is provided with mounting holes and the battery compartment is provided with threaded holes corresponding to the mounting holes.

Therefore, the battery box passes through the mounting hole through a fastener such as a screw and is screwed into the threaded hole to realize fixed connection.

In some embodiments, a buffer gasket is arranged at the joint of the vehicle frame and the battery box.

Therefore, the connecting part, namely the position where the mounting hole corresponds to the threaded hole, the cushion ring is sleeved on fasteners such as screws and the like and arranged between the battery box and the frame, and vibration and impact can be buffered.

In some embodiments, the frame is capable of mounting an engine.

Therefore, the traditional gasoline or diesel engine can be installed on the frame, namely the fixing hole of the engine corresponds to the installing hole of the frame, the battery assembly can be installed, namely the battery assembly can be installed without changing the frame structure, the frame can be utilized more fully and effectively, the sharing of the frame is realized, the problem that the frame of the motorcycle with the traditional engine cannot share the frame of the electric motorcycle is solved, and the problem that the development cost and the manufacturing cost are high due to the fact that the frame of the electric motorcycle needs to be redesigned.

The utility model has the advantages that: the battery body is assembled in the battery box through the bearing base, so that the battery box can better protect the battery body;

moreover, a convex edge, a groove, a sealing strip and other structures are arranged at the joint of the first side cover and the second side cover of the battery box, and the top cover is provided with a waterproof outlet plug, so that the battery box has better waterproof and dustproof protection functions;

moreover, a buffer rubber pad is arranged between the battery body and the bearing base, and buffer structures such as a buffer gasket are arranged between the battery box and the frame, so that the vibration and the impact on the battery body can be reduced;

finally, the frame can be provided with a traditional engine and a battery assembly, and the frame shares the same mounting hole, so that the frame sharing is realized, and the development cost is reduced.

Drawings

Fig. 1 is a structural view of a battery pack according to the present invention;

fig. 2 is an exploded view of a battery assembly of the present invention;

fig. 3 is a side view of a battery assembly of the present invention;

FIG. 4 is a partial cross-sectional view A-A of FIG. 3;

FIG. 5 is a partial cross-sectional view B-B of FIG. 3;

fig. 6 is a structural view of a first side cover of the battery pack of the present invention;

fig. 7 is a structural view of a second side cover of the battery pack of the present invention;

fig. 8 is a structural diagram of a receiving base of the battery pack of the present invention;

fig. 9 is a structural view of the battery pack mounting structure of the electric motorcycle of the present invention;

wherein: 1-a vehicle frame; 11-mounting holes; 2-a battery assembly; 21-a battery box; 211-a threaded hole; 212-a locating post; 213-waterproof outlet plug; 21 a-a first side cover; 214-a convex edge; 21 b-a second side cover; 215-grooves; 21 c-a top cover; 21 d-a first decorative cover; 21 e-a second decorative cover; 22-receiving a base; 221-a plate frame body; 2211-reinforcing ribs; 222-a positioning tube; 23-a battery body; 24-a buffer rubber pad; 25-sealing strip.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 9, the battery assembly includes a battery case 21, a battery body 23, and a receiving base 22;

the receiving base 22 is connected to the inside of the battery box 21, and the battery body 23 is fixedly connected to the receiving base 22;

the battery box 21 is provided with a positioning column 212, the receiving base 22 is provided with a positioning tube 222, and the positioning tube 222 is sleeved on the positioning column 212.

Further, the positioning columns 212 and the positioning pipes 222 are correspondingly arranged in multiple ways, so that the stress is better, and the connection reliability can be improved.

To explain, the receiving base 22 further includes a plate frame 221, the plate frame 221 is connected to the positioning tube 222, and the wall surface of the plate frame 221 is provided with a rib 2211.

Further, a buffer rubber pad 24 is disposed between the battery 23 and the receiving base 22.

Further, a cushion rubber 24 is provided inside the wall surface of the plate frame body 221.

To explain further, the battery box 21 is provided with a threaded hole 211, and the axis of the threaded hole 211 coincides with the axis of the positioning column 212.

To explain further, the battery box 21 includes a first side cover 21a, a second side cover 21b and a top cover 21c, the first side cover 21a and the second side cover 21b form a cavity capable of accommodating the battery body 23;

the first side cover 21a is provided with a convex edge 214, and the second side cover 21b is provided with a groove 215 matched with the convex edge 214;

a sealing strip 25 is arranged between the convex edge 214 and the groove 215.

Further, the top cover 21c is provided with a waterproof outlet plug 213;

the battery box 21 further includes a first decoration cover 21d and a second decoration cover 21e, the first decoration cover 21d being connected to the first side cover 21 a;

the second decorative cover 21e is attached to the second side cover 21 b.

The battery pack mounting structure of the electric motorcycle comprises a frame 1 and a battery pack 2 mounted on the frame 1; the battery assembly 2 comprises a battery box 21, a battery body 23 and a bearing base 22;

the receiving base 22 is connected to the inside of the battery case 21, and the battery body 23 is fixedly connected to the receiving base 22.

To explain further, the frame 1 is provided with mounting holes 11, and the battery case 21 is provided with screw holes 211 corresponding to the mounting holes 11.

Further, a buffer gasket is arranged at the joint of the frame 1 and the battery box 21.

Further illustrating, the frame 1 can mount an engine.

The working principle is as follows:

the frame 1 has a structure capable of mounting an engine, the battery box 21 of the battery assembly 2 is designed into a shape similar to that of the engine, and the threaded hole 211 of the battery box 21 corresponds to the mounting hole 11 of the frame 1, so that the battery assembly 2 can be directly mounted on the frame 1 through fasteners such as screws, and the frame 1 does not need to be modified in related assembly structure and is shared, thereby reducing the development cost and the manufacturing cost of the electric motorcycle and keeping the shape of the motorcycle.

The battery 23 such as a lithium battery is installed and fixed inside the battery box 21 through the receiving base 22, the battery box 21 mainly comprises a first side cover 21a, a second side cover 21b and a top cover 21c, the first side cover 21a and the second side cover 21b are respectively provided with a plurality of corresponding positioning columns 212, when the receiving base 22 is assembled, one end part of the positioning tube 222 is firstly sleeved on the positioning column 212 of the first side cover 21a, then the battery body 23 is placed on a plate frame body 221 of the receiving base 22, then the corresponding positioning column 212 of the second side cover 21b is inserted in the other end part of the positioning tube 222 of the receiving base 22, and finally, the first side cover 21a and the second side cover 21b are locked and fixed through fasteners such as screws.

The outside of first side cap 21a is equipped with first dress trim cover 21d, and the second side cap 21b outside is equipped with second dress trim cover 21e, and first dress trim cover 21d all passes through screw fixed mounting with second dress trim cover 21e, and the setting of two dress trim covers has certain decoration and beautifies the function.

The wall surface of the plate frame body 221 is provided with the reinforcing ribs 2211, and the inner side of the wall surface is provided with the buffer rubber mat 24, that is, the buffer rubber mat 24 is arranged between the battery body 23 and the receiving base 22, and the buffer rubber mat 24 can slow down vibration and impact, so as to better protect the battery body 23.

A buffer gasket can be arranged between the battery box 21 and the frame 1 and can buffer the vibration and impact transmitted from the frame 1 to the battery assembly 2.

In order to further improve the protection of the battery body 23, a convex edge 214 and a groove 215 structure are arranged at the joint of the first side cover 21a and the second side cover 21b, a sealing strip 25 is arranged between the convex edge 214 and the groove 215, the top cover 21c covers the tops of the first side cover 21a and the second side cover 21b, through holes are arranged at the tops of the first side cover 21a and the second side cover 21b and used for passing wires, the top cover 21c is provided with wire outlet holes corresponding to the through holes, and waterproof wire outlet plugs 213 are arranged at the wire outlet holes so that water and dust cannot enter the battery box 21 from the wire outlet holes.

The screws for assembling and connecting the first side cover 21a and the second side cover 21b are further provided with sealing sleeves sleeved on the screw rods of the screws, so that water and dust are not easy to enter the battery box 21 along the screws.

The first side cover 21a, the second side cover 21b, the top cover 21c, the first decorative cover 21d and the second decorative cover 21e of the battery box 21 are all made of plastic, and the receiving base 22 is made of sheet metal.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. The battery pack is characterized by comprising a battery box (21), a battery body (23) and a bearing base (22);

the receiving base (22) is connected to the inside of the battery box (21), and the battery body (23) is fixedly connected to the receiving base (22);

the battery box (21) is provided with a positioning column (212), the bearing base (22) is provided with a positioning pipe (222), and the positioning pipe (222) is sleeved on the positioning column (212).

2. The battery pack according to claim 1, wherein the receiving base (22) further comprises a plate frame body (221), the plate frame body (221) is connected with the positioning tube (222), and the wall surface of the plate frame body (221) is provided with a reinforcing rib (2211).

3. The battery assembly according to claim 1 or 2, characterized in that a buffer rubber pad (24) is arranged between the battery body (23) and the receiving base (22).

4. The battery assembly according to claim 1, characterized in that the battery compartment (21) is provided with a threaded hole (211), and the axis of the threaded hole (211) coincides with the axis of the positioning column (212).

5. The battery pack according to claim 1, wherein the battery case (21) comprises a first side cover (21a), a second side cover (21b), and a top cover (21c), the first side cover (21a) and the second side cover (21b) forming a cavity capable of accommodating the battery body (23);

the first side cover (21a) is provided with a convex edge (214), and the second side cover (21b) is provided with a groove (215) matched with the convex edge (214);

and a sealing strip (25) is arranged between the convex edge (214) and the groove (215).

6. The battery assembly according to claim 5, wherein the top cover (21c) is provided with a waterproof outlet plug (213);

the battery case (21) further includes a first decorative cover (21d) and a second decorative cover (21e), the first decorative cover (21d) being connected to the first side cover (21 a);

the second decorative cover (21e) is connected to the second side cover (21 b).

7. The battery component mounting structure of the electric motorcycle is characterized by comprising a frame (1) and a battery component (2) mounted on the frame (1);

the battery component (2) comprises a battery box (21), a battery body (23) and a bearing base (22);

the receiving base (22) is connected to the inside of the battery box (21), and the battery body (23) is fixedly connected to the receiving base (22).

8. The battery pack mounting structure for electric motorcycle according to claim 7, wherein the frame (1) is provided with a mounting hole (11), and the battery case (21) is provided with a screw hole (211) corresponding to the mounting hole (11).

9. The battery pack mounting structure for electric motorcycle according to claim 7, wherein a cushion washer is provided at a junction of the vehicle frame (1) and the battery box (21).

10. The electric motorcycle battery pack mounting structure according to claim 7, wherein the vehicle frame (1) is capable of mounting an engine.