CN220114742U

CN220114742U - Hidden battery structure of electric bicycle

Info

Publication number: CN220114742U
Application number: CN202321630885.4U
Authority: CN
Inventors: 谭阳春; 晋战喜; 熊清
Original assignee: Foshan Meilihao Bicycle Accessories Co ltd
Current assignee: Foshan Meilihao Bicycle Accessories Co ltd
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2023-12-01
Anticipated expiration: 2033-06-25

Abstract

The utility model relates to the technical field of electric bicycles, in particular to a hidden battery structure of an electric bicycle, which comprises a connecting part, wherein the connecting part is arranged at the inner side of a front frame and is used for placing a battery; the positioning part is arranged on the connecting part and used for limiting the battery; the adjusting part is arranged on the front frame and can adjust the position of the connecting part; the battery is in sliding fit with the inner side of the front frame. The utility model can effectively enhance the mounting stability of the battery on the frame of the electric bicycle and improve the running quality of the existing electric bicycle.

Description

Hidden battery structure of electric bicycle

Technical Field

The utility model relates to the technical field of electric bicycles, in particular to a hidden battery structure of an electric bicycle.

Background

With the improvement of the living standard of people and the deep penetration of healthy green trip concepts, the electric bicycle plays an increasingly important role in the life of people. The electric bicycle is an electromechanical integrated traffic tool which takes a storage battery as an auxiliary energy source and is provided with a motor, a controller, the storage battery and other parts and a display instrument system on the basis of a common bicycle, and has the advantages of portability, environmental protection, energy conservation and the like.

The existing bicycle frame mainly comprises a front fork, a front frame, a rear frame and other structures, and compared with a common bicycle, the electric bicycle is characterized in that a battery is additionally assembled on the frame, so that a battery seat is additionally arranged on the front frame, the rear frame and other structures to mount the battery, the appearance of the electric bicycle frame is limited, and meanwhile, due to the existence of the battery seat, the electric bicycle can be loosened to generate a gap between the frame and the battery seat after long-time use, and abnormal sound of the frame is caused, so that the running quality of the electric bicycle is influenced.

Disclosure of Invention

In order to effectively improve the installation stability of a battery on a frame of an electric bicycle and improve the running quality of the existing electric bicycle, the utility model provides a hidden battery structure of the electric bicycle.

The utility model provides a hidden battery structure of an electric bicycle, which adopts the following technical scheme:

the hidden battery structure of the electric bicycle comprises a connecting part, wherein the connecting part is arranged on the inner side of a front frame and is used for placing a battery; the positioning part is arranged on the connecting part and used for limiting the battery; the adjusting part is arranged on the front frame and can adjust the position of the connecting part; the battery is in sliding fit with the inner side of the front frame.

Through adopting above-mentioned technical scheme, when connecting portion can separate the protection with battery and front frame, can also promote the whole rigidity of front frame effectively, and the location portion then can place the battery on connecting portion steadily, reduce the rocking that the battery produced when electric bicycle walks, in addition, through setting up of adjusting part, can act on the bottom of battery, with the restriction that the auxiliary positioning portion adapts to the battery to different model sizes carries out the position, the technical scheme of the utility model compares with current electric bicycle, can place the battery in the inboard of front frame steadily, can also protect the battery better when having improved space utilization, be favorable to promoting electric bicycle's traveling quality, possess great popularization effect.

Optionally, the connecting portion includes: the bottom plate is detachably arranged on the inner side of the front frame and used for placing the battery; the side plates are movably matched with the side walls of the bottom plate; the positioning part is arranged on the side plate and limits the position of the battery placed on the bottom plate.

Through adopting above-mentioned technical scheme, the bottom plate can reduce the collision damage that battery and the direct contact of front frame caused, and the curb plate then can realize the location and the guard action to the battery lateral wall to the life of battery in the current electric bicycle is prolonged effectively.

Optionally, the positioning portion includes: the clamping frame is movably connected to the inner side of the front frame; the sliding strip is connected with the side wall of the clamping frame; the clamping frame is connected with the front frame through the locking assembly, and the clamping frame is movably matched with the side plate through the sliding strip.

Through adopting above-mentioned technical scheme, the joint frame can carry out effective spacing to the week side of battery, simultaneously, restricts the joint frame at the inside position of front frame through locking component, in addition, the rethread slip strip makes joint frame and curb plate cooperate to realize placing the stability of battery on the bottom plate.

Optionally, the adjusting part includes: the extension strip is arranged on the front frame in a sliding manner and is in threaded connection with the bottom plate; the abutting block is connected to the end part of the extension strip and abuts against the bottom plate.

Through adopting above-mentioned technical scheme, can be through rotating the extension strip to make support tight piece can support tightly with the battery under the drive of extension strip, thereby can realize acting on the battery bottom steadily, with the adaptation is to the installation location of not unidimensional battery.

Optionally, the lateral wall of curb plate is provided with buffer assembly, buffer assembly and battery looks butt.

Through adopting above-mentioned technical scheme, buffer unit can reduce the space between curb plate and the battery better, reaches the purpose that further restricts the battery and lay the position, and buffer unit can also reduce the damage that the battery leads to because of the frame warp simultaneously effectively, is favorable to promoting the life of battery.

Optionally, one end of the sliding bar is provided with an inserting bar, the end of the inserting bar is slidably connected with the side wall of the side plate, and the sliding bar is movably connected with the inserting bar through an elastic piece.

Through adopting above-mentioned technical scheme, insert the strip and can come the lateral wall of curb plate tight by the elastic component, make the joint frame can drive the curb plate in a flexible way and open and shut the motion to can be when the dismouting battery of being convenient for, can also carry out spacingly to the inboard battery of front frame through curb plate and joint frame more steadily.

Optionally, one side of the side plate away from the bottom plate is arc-shaped.

Through adopting above-mentioned technical scheme, the curb plate that the arc set up can conveniently lay the battery to the bottom plate better on to reach the purpose that promotes battery dismouting efficiency.

Optionally, the front frame is detachably provided with a cover plate, the cover plate is connected with the front frame through a locking assembly, and the locking assembly is connected with the positioning part to cover the cover plate on the front frame.

Through adopting above-mentioned technical scheme, open the apron and can conveniently to the dismouting maintenance and the change of battery, and locking component then can install the apron on the front frame steadily to through the cooperation of being connected of locking component and location portion, the connection stability of the battery of placing in the location portion can obtain further reinforcing, can also strengthen the torsional rigidity of battery in the front frame inside simultaneously effectively.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the battery and the front frame can be separated and protected through the connecting part, the overall rigidity of the front frame can be effectively improved, the battery can be stably placed on the connecting part through the positioning part, shaking generated when the battery walks on the electric bicycle is reduced, in addition, the bottom of the battery can be acted through the arrangement of the adjusting part, the positioning part is assisted to adapt to the limitation of the positions of the batteries with different model sizes, compared with the installation of the battery by the existing electric bicycle, the battery can be stably placed on the inner side of the front frame, the space utilization rate is improved, the battery can be better protected, the running quality of the electric bicycle is improved, and the electric bicycle has a large popularization effect;

2. through setting up the strip of inserting, can make the strip of inserting come to support tightly the lateral wall of curb plate through the elastic component, make the joint frame can take the curb plate in a flexible way to open and shut the motion to can be when the dismouting battery of being convenient for, can also carry out spacingly through the battery to the front frame inboard to curb plate and joint frame more steadily.

Drawings

FIG. 1 is a schematic view showing an overall structure of a frame of an electric bicycle according to an embodiment of the present utility model;

FIG. 2 is a schematic view showing an internal structure of a front frame according to an embodiment of the present utility model;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of a positioning portion according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a part of a connection portion and an adjusting portion according to an embodiment of the present utility model;

FIG. 6 is a schematic view showing the overall structure of a frame of a second embodiment of the present utility model;

FIG. 7 is a schematic view of a part of the structure of a second embodiment of the present utility model;

fig. 8 is an enlarged view of a portion B in fig. 7.

Reference numerals illustrate: 1. a connection part; 11. a bottom plate; 111. a convex strip; 12. a side plate; 121. a linkage groove; 122. a disassembly and assembly groove; 2. a front frame; 3. a battery; 4. a positioning part; 41. a clamping frame; 42. a sliding bar; 421. inserting a strip; 422. an elastic member; 423. a connecting ball; 43. a mounting block; 5. an adjusting section; 51. an extension strip; 52. a tightening block; 6. a buffer assembly; 7. a cover plate; 8. a locking assembly; 81. a first thread; 82. a lower pressing bar; 83. a second thread; 831. a bump; 832. a rotating shaft; 833. and pressing the block.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-8.

Example 1

The embodiment of the utility model discloses a hidden battery structure of an electric bicycle. Referring to fig. 1 to 3, the hidden type battery 3 includes a connection part 1 and a positioning part 4. Wherein, connecting portion 1 is whole to be installed in the lower pipe inside of front frame 2, and location portion 4 then installs in the lower pipe department of front frame 2, and location portion 4 and connecting portion 1 looks swing joint.

In this embodiment, the connecting portion 1 includes a bottom plate 11 and a side plate 12. Wherein, the bottom plate 11 demountable installation is inside preceding frame 2, and curb plate 12 is provided with two, and the cross-section of two blocks of curb plates 12 is the arc and the symmetry articulates in bottom plate 11 length direction's both sides, simultaneously, the whole movable mounting of location portion 4 is between two blocks of curb plates 12. In addition, in order to facilitate quick installation of the battery 3, the bottom plate 11 is provided with a protruding strip 111 at the edge of the top surface thereof.

Referring to fig. 3-4, in the present embodiment, the positioning portion 4 includes a clamping frame 41, a sliding bar 42 and a mounting block 43. The four sliding strips 42 are arranged, the four sliding strips 42 are symmetrically fixed at two side ends of the clamping frame 41 in the length direction in a group, the mounting blocks 43 are correspondingly arranged at the bottom ends of the sliding strips 42, and the clamping frame 41 is integrally connected with the two side plates 12 in a sliding manner through the four sliding strips 42.

Meanwhile, in order to facilitate the movement of the clamping frame 41, a locking assembly 8 is provided at the top of the lower tube of the front frame 2. In this embodiment, the locking assembly 8 includes two first threaded strips 81, the two first threaded strips 81 are threaded through the top wall of the lower tube of the front frame 2, and the bottom ends of the two first threaded strips 81 are respectively connected with two ends of the top of the clamping frame 41 in a rotating manner.

Referring to fig. 3-4, in order to facilitate flexible adjustment of the clamping frame 41 to the two side plates 12, a telescopic hole is formed at one end of the sliding bar 42 away from the clamping frame 41, an insertion bar 421 is slidably inserted into the telescopic hole, meanwhile, an elastic member 422 is installed in the telescopic hole, and two ends of the elastic member 422 are respectively fixed with the inner wall of the telescopic hole and one end of the insertion bar 421. In addition, a linkage groove 121 is formed through the side plate 12 at a position corresponding to the four sliding bars 42, wherein the section of the linkage groove 121 is arc-shaped, and the insertion bar 421 is slidably connected to the linkage groove 121 by a connecting ball 423 at an end.

When the battery 3 needs to be positioned and installed, firstly, the battery 3 is placed on the bottom plate 11 and is preset through the convex strips 111 on the bottom plate 11, then the bottom plate 11 and the battery 3 are integrally placed in the lower pipe of the front frame 2, and then the position of the clamping frame 41 is adjusted by screwing the two first threaded strips 81, so that the clamping frame 41 further drives the side plates 12 on two sides of the bottom plate 11 to be folded through the sliding strips 42 and the inserting strips 421, and the purpose of limiting the battery 3 placed on the bottom plate 11 is achieved.

Referring to fig. 2 and 5, in order to further improve the stability of the battery 3 inside the front frame 2, an adjusting portion 5 is provided at the bottom of the front frame 2, and in this embodiment, the adjusting portion 5 includes an extension bar 51 and a tightening block 52. The extension bar 51 is threaded through the bottom of the front frame 2, and the abutting block 52 is integrally located inside the front frame 2 and is rotatably connected to the end of the extension bar 51 through a shaft. Meanwhile, a through hole matched with the abutting block 52 is formed in the bottom plate 11 in a penetrating mode, and the extension strip 51 penetrates through the front frame 2 and the through hole.

When the whole battery 3 is limited on the bottom plate 11 through the clamping frame 41, the abutting block 52 can be attached to the bottom of one side of the battery 3 by screwing the extension strip 51, so that the mounting stability of the battery 3 when the electric bicycle walks can be effectively improved through the cooperation with the positioning part 4.

Referring to fig. 2-3, in order to further enhance the positioning and mounting of the battery 3, a cushioning assembly 6 is mounted on each side of the two side plates 12 adjacent to each other, and in this embodiment, the cushioning assembly 6 comprises a flexible filler plate. The flexible filler plate is mounted on the inner wall of the side plate 12 and abuts against the side wall of the battery 3. In this embodiment, the flexible filling board may be a sponge block.

In addition, referring to fig. 3 to 5, in order to facilitate the attachment and detachment of the battery 3, attachment and detachment grooves 122 are formed in the inner side walls of both side plates 12. The dismounting groove 122 is formed along the length direction of the side plate 12, and meanwhile, the dismounting groove 122 is formed in the upper half portion of the inner side wall of the side plate 12 and located in the arc-shaped area of the side plate 12.

When the bottom plate 11 and the battery 3 need to be integrally detached from the front frame 2, the first threaded strip 81 can be screwed to adjust the clamping frame 41 in a direction away from the battery 3, so that the connecting ball 423 slides into the dismounting groove 122, then the extension strip 51 is screwed to adjust the position of the abutting block 52, and finally the bottom plate 11 and the battery 3 are integrally pulled out from the lower tube of the front frame 2, so that the battery 3 is quickly dismounted.

Working principle: during installation, firstly, the battery 3 is placed on the bottom plate 11, the preset position is carried out through the convex strips 111 on the bottom plate 11, then the bottom plate 11 and the battery 3 are integrally placed in the lower pipe of the front frame 2, then the position of the clamping frame 41 is adjusted by screwing the two first threaded strips 81, the clamping frame 41 further drives the side plates 12 on two sides of the bottom plate 11 to be folded through the sliding strips 42 and the inserting strips 421, the battery 3 on the bottom plate 11 is rapidly positioned through the clamping frame 41 and the buffer assembly 6 on the side plates 12, and finally the bottom of the battery 3 is rapidly abutted and attached by screwing the extending strips 51 on the bottom of the lower pipe of the front frame 2, so that the stability of the battery 3 during running of an electric bicycle is improved, and the running quality of the electric bicycle is effectively improved.

Example two

Referring to fig. 6 to 8, the second embodiment differs from the first embodiment in that in the present embodiment, the locking assembly 8 includes a lower bead 82 and a second screw bead 83. Wherein, lower layering 82 sets up in the inside of front frame 2 down tube and rotates with joint frame 41's top to be connected, and second screw thread strip 83 then the screw thread runs through at the top of front frame 2 down tube, and is fixed with lug 831 in the one end of front frame 2 down tube that second screw thread strip 83 runs through, simultaneously, has seted up flutedly at the top surface of lower layering 82, and the lug 831 of second screw thread strip 83 tip rotates with the recess of seting up on the lower layering 82 and is connected through pivot 832.

In addition, in this embodiment, a bar hole is formed at the top of the lower tube of the front frame 2, and a cover plate 7 is detachably mounted in the bar hole. Meanwhile, a lower pressing block 833 is provided at the top end of the lower pressing bar 82, wherein the lower pressing bar 82 penetrates through the cover plate 7 and the position of the cover plate 7 is limited by the lower pressing block 833. In addition, in order to facilitate adjustment of the placement angle of the battery 3, in the present embodiment, a side of the lower bead 82 near the battery 3 is provided in an arc shape.

Working principle: when the angle of putting the battery 3 in the lower pipe of the front frame 2 needs to be adjusted, the supporting and tightening block 52 can jack up the higher side of the battery 3 by screwing the extension strip 51, and the top of the battery 3 is tightly attached to one side of the lower pressing strip 82, so that the heat dissipation efficiency of the battery 3 in use can be effectively improved while the direct contact between the battery 3 and the lower pipe of the front frame 2 is reduced, and the purpose of further prolonging the service life of the battery 3 is achieved.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. A hidden battery structure of an electric bicycle, comprising:

a connection part (1), wherein the connection part (1) is arranged on the inner side of the front frame (2) and is used for placing a battery (3);

a positioning part (4), wherein the positioning part (4) is arranged on the connecting part (1) and is used for limiting the battery (3);

and an adjustment unit (5), wherein the adjustment unit (5) is provided on the front frame (2) and can adjust the position of the connection unit (1);

the battery (3) is in sliding fit with the inner side of the front frame (2).

2. The hidden battery structure of an electric bicycle according to claim 1, wherein,

the connection part (1) comprises:

the bottom plate (11) is detachably arranged on the inner side of the front frame (2) and used for placing the battery (3);

and a side plate (12), wherein the side plate (12) is movably matched with the side wall of the bottom plate (11);

the positioning part (4) is arranged on the side plate (12) and limits the position of the battery (3) placed on the bottom plate (11).

3. The hidden battery structure of an electric bicycle according to claim 2, wherein,

the positioning part (4) comprises:

the clamping frame (41), the said clamping frame (41) is connected to the inboard of the front frame (2) movably;

the sliding strip (42) is connected with the side wall of the clamping frame (41);

the clamping frame (41) is connected with the front frame (2) through the locking assembly (8), and the clamping frame (41) is movably matched with the side plate (12) through the sliding strip (42).

4. The hidden battery structure of an electric bicycle according to claim 2, wherein;

the adjusting section (5) includes:

the extension strip (51) is arranged on the front frame (2) in a sliding manner and is in threaded connection with the bottom plate (11);

and the abutting block (52) is connected to the end part of the extension strip (51) and abuts against the bottom plate (11).

5. The hidden battery structure of an electric bicycle according to claim 2, wherein: the side wall of the side plate (12) is provided with a buffer assembly (6), and the buffer assembly (6) is abutted to the battery (3).

6. A hidden battery structure of an electric bicycle according to claim 3, characterized in that: one end of the sliding bar (42) is provided with an inserting bar (421), the end of the inserting bar (421) is in sliding connection with the side wall of the side plate (12), and the sliding bar (42) is movably connected with the inserting bar (421) through an elastic piece (422).

7. The hidden battery structure of an electric bicycle according to claim 5, wherein: one side of the side plate (12) far away from the bottom plate (11) is arc-shaped.

8. The hidden battery structure of an electric bicycle according to claim 1, wherein: the front frame (2) is detachably provided with a cover plate (7), the cover plate (7) is connected with the front frame (2) through a locking assembly (8), and the locking assembly (8) covers the cover plate (7) on the front frame (2) through being connected with a positioning part (4).