CN215896611U

CN215896611U - Lithium battery replacing facilitating device for electric bicycle

Info

Publication number: CN215896611U
Application number: CN202121921273.1U
Authority: CN
Inventors: 张宇诺; 张智勇; 严訸
Original assignee: Suzhou Xianzhiyi E Commerce Co ltd
Current assignee: Suzhou Xianzhiyi E Commerce Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-02-22
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses a device for conveniently replacing a lithium battery for an electric bicycle, and relates to the technical field of lithium battery replacement. The water leakage prevention device comprises an installation bin, wherein an installation hole is formed in the inner wall of one side of the installation bin, a power supply wire is fixedly arranged in the installation hole, one end of the power supply wire is fixedly connected with a power supply connector, and three water seepage holes are arrayed at the bottom of the installation bin; the inner wall of the installation bin and the power supply wiring unit is fixedly connected with a limiting assembly, a lithium battery assembly is fixedly connected inside the installation bin, and the output end of the lithium battery assembly is fixedly connected with a power supply connector; installation piece one end fixed connection is on the same inner wall of installation storehouse and power wiring, installation piece other end fixedly connected with spring one end, spring other end fixedly connected with limiting plate, limiting plate and the inside swing joint in installation storehouse, limiting plate inside and power connection fixed connection. According to the utility model, the limiting component is arranged in the mounting bin, so that lithium batteries with different models and volumes can be mounted, and the mounting bin is suitable for various lithium battery models.

Description

Lithium battery replacing facilitating device for electric bicycle

Technical Field

The utility model belongs to the technical field of lithium battery replacement, and particularly relates to a lithium battery replacement facilitating device for an electric bicycle.

Background

The main driving power source of the electric bicycle is a lithium battery which has the advantages of repeated charge and discharge and long service life, but the lithium battery also has the service life, and when the lithium battery of the electric bicycle is replaced, the lithium batteries with different sizes need to be replaced by the power and the use requirements of the electric bicycle.

Present electric bicycle is when changing the lithium cell, need open the apron in lithium cell installation storehouse, the lithium cell that will change again is put into the installation storehouse inside, before electric bicycle dispatches from the factory, can change bigger lithium cell in order to guarantee follow-up user, will install the storehouse and suitably enlarge, consequently, when installing the lithium cell of small volume, need fill the cystosepiment in installation storehouse inside, be used for preventing that the lithium cell from shaking in the installation storehouse is inside in disorder, this way is too crude, electric motor car travel in-process vibrations are great, harm also to the lithium cell, and the installation is also comparatively troublesome.

The lithium battery device is replaced by the conventional electric bicycle, the lithium battery and the battery compartment are not matched, the lithium battery is easily damaged, the installation process is complex, the installation effect is simple and crude, and the lithium battery device is convenient to replace for the electric bicycle.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lithium battery replacing device for an electric bicycle, which solves the problems that the size of a lithium battery is not matched with that of a battery bin, the lithium battery is easily damaged, the installation process is complicated, and the installation effect is crude in the conventional lithium battery replacing device for the electric bicycle.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a device for conveniently replacing a lithium battery for an electric bicycle, which comprises an installation bin, wherein an installation hole is formed in the inner wall of one side of the installation bin, a power supply wire is fixedly arranged in the installation hole, one end of the power supply wire is fixedly connected with a power supply connector, and three water seepage holes are arrayed at the bottom of the installation bin; the mounting bin and the power supply wiring are fixedly connected with a limiting assembly on the unified inner wall, a lithium battery assembly is fixedly connected inside the mounting bin, the output end of the lithium battery assembly is fixedly connected with a power supply connector, the mounting bin is arranged inside the electric bicycle and internally used for placing and mounting a lithium battery, the power supply wiring penetrates through the mounting bin from the inside of the electric bicycle to the inside of the mounting bin and is connected with the lithium battery, the power supply connector is used for connecting the output end of the lithium battery, and the water seepage holes are used for water seepage in the mounting bin to prevent rainwater from accumulating inside the mounting bin;

the limiting assembly comprises an installation block, a spring, a limiting plate and a sliding block, the number of the installation block and the number of the spring are two, one end of the installation block is fixedly connected to the same inner wall of the installation bin and a power supply wiring, the other end of the installation block is fixedly connected with one end of the spring, the other end of the spring is fixedly connected with the limiting plate, the limiting plate is movably connected with the inside of the installation bin, the sliding block is fixedly connected to two opposite side walls of the limiting plate, and the sliding block is movably arranged inside the installation bin; the interior of the limiting plate is fixedly connected with the power connector, the mounting block is used for fixedly connecting the spring inside the mounting bin, the limiting plate is used for fixing the lithium battery component and plays a limiting role, and the sliding block is matched with the limiting plate to slide inside the mounting bin, so that the limiting plate can move conveniently;

lithium battery pack includes shell, buffer block and lithium cell main part, shell fixed connection is inside the installation storehouse, the shell closes on power connector side and has seted up the rectangle through-hole, lithium cell main part output runs through rectangle through-hole and power connector fixed connection, lithium cell main part fixed connection is inside the shell, inside difference array has a plurality of buffer blocks in the relative both sides of shell, buffer block one end and lithium cell main part fixed connection, shell are used for protecting inside lithium cell main part, and the buffer block plays and plays lithium cell main part cushioning effect, avoids electric bicycle to ride in-process and takes place the vibration, causes the influence to lithium cell main part.

Preferably, spacing subassembly still includes the pull ring, pull ring fixed connection is put at limiting plate top central point, the limiting plate closes on power wiring a lateral wall and has seted up square through hole, power joint fixed connection is inside square through hole, and the pull ring is used for the pulling limiting plate, makes it slide inside the installation storehouse.

Preferably, the inner walls of two opposite sides of the mounting bin are respectively provided with a sliding groove, the sliding block is movably arranged inside the sliding groove, and the sliding groove is internally used for sliding the sliding block.

Preferably, lithium battery pack still includes the handle, handle fixed connection is put at shell top central point, and the handle is used for carrying whole lithium battery pack, is convenient for place it inside the installation storehouse.

Preferably, shell top both sides are the inclined plane structure of symmetry formula slope, and are seventy-five degrees with adjacent both sides face contained angle respectively, set the inclined plane structure to shell top both sides, are favorable to the landing of rainwater, thereby avoid the rainwater to pile up and permeate into its inside damage to the lithium cell main part on the shell surface.

Preferably, the material of buffer block is insulating rubber, and the bottom is cylindricly, and top and lithium cell main part contact tip are hemisphere shape, and insulating rubber is non-conductive to the buffer capacity is strong, is favorable to cushioning the power that vibrations produced.

Preferably, a shell side and limiting plate fixed connection, a shell side supports on the limiting plate to fix lithium battery pack, need not fill with other materials such as cystosepiment.

The utility model has the following beneficial effects:

according to the lithium battery pack fixing device, the limiting component is arranged in the mounting bin, so that lithium batteries with different types and volumes can be mounted and are adaptive to various lithium battery types, the limiting plate is pulled by the handle, the lithium battery pack is placed in the mounting bin, the handle is loosened, the limiting plate is abutted against the lithium battery pack under the elastic action of the spring, so that the lithium battery pack is fixed, the power supply connector is arranged in the limiting plate, when the limiting plate is in contact with the shell, the power supply is also connected with the output end of the lithium battery, the wiring time of workers is reduced, the buffer block is arranged in the shell, the lithium battery pack is well protected, and the influence of vibration generated in the riding process of an electric bicycle on the lithium battery body is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of an overall structure of a lithium battery replacement facilitating device for an electric bicycle according to the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic top cross-sectional view of a lithium battery pack of the present invention for an electric bicycle that facilitates replacement of a lithium battery pack;

FIG. 4 is a schematic view of a disassembled structure of the lithium battery replacing device for an electric bicycle of the present invention;

FIG. 5 is an enlarged view of the utility model at B in FIG. 4.

In the drawings, the components represented by the respective reference numerals are listed below:

1. installing a bin; 2. a power connection; 3. a power supply connector; 4. a water seepage hole; 5. mounting blocks; 6. a spring; 7. a limiting plate; 8. a slider; 9. a pull ring; 10. a housing; 11. a buffer block; 12. a lithium battery main body; 13. a handle.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the utility model is a device for conveniently replacing a lithium battery for an electric bicycle, which comprises an installation bin 1, wherein an installation hole is formed in the inner wall of one side of the installation bin 1, a power supply wire 2 is fixedly arranged in the installation hole, one end of the power supply wire 2 is fixedly connected with a power supply connector 3, and three water seepage holes 4 are arrayed at the bottom of the installation bin 1; the mounting bin 1 and the power supply wiring 2 are fixedly connected with a limiting assembly on the same inner wall, a lithium battery assembly is fixedly connected inside the mounting bin 1, the output end of the lithium battery assembly is fixedly connected with a power supply connector 3, the mounting bin 1 is arranged inside an electric vehicle and internally used for placing and mounting a lithium battery, the power supply wiring 2 penetrates through the mounting bin 1 from the inside of the electric vehicle to the inside of the mounting bin to be connected with the lithium battery, the power supply connector 3 is used for connecting the output end of the lithium battery, and a water seepage hole 4 is used for seeping water inside the mounting bin 1 to prevent rainwater from accumulating inside the mounting bin 1;

the limiting assembly comprises an installation block 5, a spring 6, a limiting plate 7 and a sliding block 8, the number of the installation block 5 and the number of the spring 6 are two, one end of the installation block 5 is fixedly connected to the same inner wall of the installation bin 1 and the power supply wiring 2, the other end of the installation block 5 is fixedly connected with one end of the spring 6, the other end of the spring 6 is fixedly connected with the limiting plate 7, the limiting plate 7 is movably connected with the inside of the installation bin 1, the sliding block 8 is fixedly connected to two opposite side walls of the limiting plate 7, and the sliding block 8 is movably arranged inside the installation bin 1; the interior of the limiting plate 7 is fixedly connected with the power supply connector 3, the mounting block 5 is used for fixedly connecting the spring 6 to the interior of the mounting bin 1, the limiting plate 7 is used for fixing the lithium battery component and plays a limiting role, and the sliding block 8 is matched with the limiting plate 7 to slide in the mounting bin 1, so that the limiting plate 7 can move conveniently;

lithium battery pack includes shell 10, buffer block 11 and lithium cell main part 12, shell 10 fixed connection is inside 1 in installation bin, shell 10 closes on 3 sides of power connection and has seted up the rectangle through-hole, lithium cell main part 12 output runs through rectangle through-hole and power connection 3 fixed connection, lithium cell main part 12 fixed connection is inside shell 10, there are a plurality of buffer blocks 11 inside the difference array in the relative both sides of

shell

10, 11 one end of buffer block and lithium cell main part 12 fixed connection, shell 10 is used for protecting inside lithium cell main part 12, buffer block 11 plays the cushioning effect to lithium cell main part 12, avoid electric bicycle to ride in-process to take place the vibration, cause the influence to lithium cell main part 12.

Spacing subassembly still includes pull ring 9, and pull ring 9 fixed connection is put at 7 top central points in limiting plate, and limiting plate 7 closes on 2 a lateral wall of power wiring and has seted up square through hole, and 3 fixed connection of power connection are inside square through hole, and pull ring 9 is used for stimulateeing limiting plate 7, makes it slide in 1 insides in installation storehouse.

The spout has been seted up respectively to the relative both sides inner wall in installation storehouse 1, and the activity of slider 8 sets up inside the spout, and the spout is inside to be used for supplying slider 8 to slide.

The lithium battery component further comprises a handle 13, the handle 13 is fixedly connected to the center of the top of the shell 10, and the handle 13 is used for lifting the whole lithium battery component and facilitating the lithium battery component to be placed inside the installation bin 1.

The inclined plane structure of shell 10 top both sides for the inclined of symmetry formula, and be seventy-five degrees with adjacent both sides face contained angle respectively, set the inclined plane structure to shell 10 top both sides, thereby be favorable to the landing of rainwater, thereby avoid the rainwater to pile up and permeate into its inside damage to lithium cell main body 12 on shell 10 surface.

The material of buffer block 11 is insulating rubber, and the bottom is cylindricly, and the top is hemisphere shape with lithium cell main part 12 contact tip, and insulating rubber is non-conductive to the buffer capacity is strong, is favorable to cushioning the power that vibrations produced.

One side of the shell 10 is fixedly connected with the limiting plate 7, and one side of the shell 10 abuts against the limiting plate 7, so that the lithium battery pack is fixed and does not need to be filled with other substances such as a foam board.

When a person uses the electric bicycle, the mounting bin 1 of the electric bicycle is opened, the pull ring 9 is pulled to drive the limiting plate 7 to extrude the spring 6 to slide towards the inner wall of one side of the mounting bin 1, the handle 13 at the top of the lithium battery pack shell 10 is lifted, the shell 10 is placed inside the mounting bin 1, the pull ring 9 is loosened, the limiting plate 7 is driven to slide along with the reset of the spring 6 and is abutted against the shell 10, and the power connector 3 inside the limiting plate 7 is connected with the output end of the lithium battery main body 12 while the limiting plate 7 is in contact with the shell 10; when raining, rainwater falls on the surface of the housing 10 and slides down the inclined surface of the top of the housing 10, and seeps out through the weep holes 4 at the bottom.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an electric bicycle is with being convenient for change lithium cell device, includes installation storehouse (1), its characterized in that: a mounting hole is formed in the inner wall of one side of the mounting bin (1), a power supply wiring (2) is fixedly arranged in the mounting hole, one end of the power supply wiring (2) is fixedly connected with a power supply connector (3), and three water seepage holes (4) are arrayed at the bottom of the mounting bin (1); the inner wall of the installation bin (1) and the power supply wiring (2) is fixedly connected with a limiting assembly, a lithium battery assembly is fixedly connected inside the installation bin (1), and the output end of the lithium battery assembly is fixedly connected with a power supply connector (3);

the limiting assembly comprises an installation block (5), a spring (6), a limiting plate (7) and a sliding block (8), the number of the installation block (5) and the number of the spring (6) are respectively two, one end of the installation block (5) is fixedly connected to the same inner wall of the installation bin (1) and the power connection wire (2), the other end of the installation block (5) is fixedly connected with one end of the spring (6), the other end of the spring (6) is fixedly connected with the limiting plate (7), the limiting plate (7) is movably connected with the inside of the installation bin (1), the sliding block (8) is fixedly connected to two opposite side walls of the limiting plate (7), and the sliding block (8) is movably arranged inside the installation bin (1); the inner part of the limiting plate (7) is fixedly connected with the power supply connector (3);

lithium battery pack includes shell (10), buffer block (11) and lithium cell main part (12), shell (10) fixed connection is inside installation storehouse (1), shell (10) closes on power connector (3) a side and has seted up the rectangle through-hole, lithium cell main part (12) output runs through rectangle through-hole and power connector (3) fixed connection, lithium cell main part (12) fixed connection is inside shell (10), inside respectively the array has a plurality of buffer blocks (11) in shell (10) relative both sides, buffer block (11) one end and lithium cell main part (12) fixed connection.

2. The lithium battery replacing device for the electric bicycle according to claim 1, wherein the limiting assembly further comprises a pull ring (9), the pull ring (9) is fixedly connected to a top center of the limiting plate (7), a square through hole is formed in one side wall of the limiting plate (7) close to the power connection wire (2), and the power connector (3) is fixedly connected to the inside of the square through hole.

3. The lithium battery replacing device for the electric bicycle according to claim 2, wherein the inner walls of two opposite sides of the mounting bin (1) are respectively provided with a sliding groove, and the sliding block (8) is movably arranged in the sliding grooves.

4. The lithium battery replacement facilitating device for the electric bicycle according to claim 3, wherein the lithium battery pack further comprises a handle (13), and the handle (13) is fixedly connected to a top center of the housing (10).

5. The lithium battery replacing device for the electric bicycle according to claim 4, wherein the two sides of the top of the housing (10) are symmetrically inclined structures, and the included angle between each inclined structure and the adjacent two sides is seventy-five degrees.

6. The lithium battery replacement facilitating device for the electric bicycle according to claim 1, wherein the buffer block (11) is made of insulating rubber, the bottom of the buffer block is cylindrical, and the contact end of the top of the buffer block with the lithium battery main body (12) is hemispherical.

7. The lithium battery replacement facilitating device for the electric bicycle according to claim 6, wherein one side of the shell (10) is fixedly connected with the limiting plate (7).