CN212709783U

CN212709783U - Telescopic electric bicycle battery installs structure additional

Info

Publication number: CN212709783U
Application number: CN202020936031.9U
Authority: CN
Inventors: 闫金亮
Original assignee: Ant New Energy Technology Tianjin Co ltd
Current assignee: Ant New Energy Technology Tianjin Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-03-16
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a telescopic electric bicycle battery installs structure additional, which comprises a housin, the casing inner chamber left and right sides is inserted respectively and is equipped with first dilatation frame and second dilatation frame, the mounting groove has all been seted up to first dilatation frame and the outer terminal surface of second dilatation frame, the mounting groove outer end is inserted and is equipped with the fin, casing top end lid has closed the apron, the apron bottom left and right sides has all been opened and has been twitched the chamber, twitch the chamber inner chamber around the lateral wall all seted up the second spout, twitch the intracavity and insert and be equipped with the twitch board. This kind of telescopic electric bicycle battery installs structure additional through expandeing first dilatation frame and second dilatation frame, can accomplish the extension of battery installation shell, can accomplish installing additional of battery in the cavity of extension, and the overall device can ensure its minimum occupation space when not installing the battery additional, can easily accomplish the space expansion again when installing the battery additional, easy operation, space utilization is high.

Description

Telescopic electric bicycle battery installs structure additional

Technical Field

The utility model relates to a lithium cell technical field specifically is a telescopic electric bicycle battery installs structure additional.

Background

An electric bicycle is a mechatronic personal transportation tool which takes a storage battery as auxiliary energy and is provided with an electric motor, a controller, the storage battery, a rotating handle brake handle and other operating components and a display instrument system on the basis of a common bicycle. The key of the endurance problem of the existing electric bicycle lies in the capacity of the storage battery, the storage battery is generally selected to be additionally arranged on the original storage battery in order to enlarge the endurance capacity of the electric bicycle, and the existing storage battery is additionally arranged to be additionally provided with various supports, so that the operation is complex and the assembly is difficult. Therefore, a telescopic electric bicycle battery installing structure is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a telescopic electric bicycle battery installs structure additional to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a telescopic electric bicycle battery additional installation structure comprises a shell, wherein four corners of the bottom end of the shell are provided with first through holes, the front side and the rear side of an inner cavity of the shell are provided with first sliding grooves, the left side and the right side of the inner cavity of the shell are respectively inserted with a first expansion frame and a second expansion frame, the four corners of the bottom end surfaces of the first expansion frame and the second expansion frame are respectively provided with a second through hole and a third through hole, the front side wall and the rear side wall of the first expansion frame and the second expansion frame are provided with connecting holes, the outer ends of the connecting holes are inserted with connecting bolts, the outer end surfaces of the first expansion frame and the second expansion frame are respectively provided with mounting grooves, the outer ends of the mounting grooves are inserted with radiating fins, the top end of the shell is covered with a cover plate, the left side and the right side of the bottom end of the cover plate are provided with pumping cavities, the front side wall and the rear side, and the outer end of the drawing plate is fixedly connected with a drawing handle.

Preferably, the first expansion frame and the second expansion frame have the same shape and size, the width of the first expansion frame and the width of the second expansion frame are equal to the width of the inner cavity of the shell, and the length of the first expansion frame and the length of the second expansion frame are half of the length of the inner cavity of the shell.

Preferably, the front side wall and the rear side wall of the first expansion frame and the second expansion frame are respectively provided with a sliding block, and the sliding blocks are movably inserted into the front and rear inner cavities of the two first sliding grooves.

Preferably, the first through hole, the second through hole and the third through hole are the same in shape and size, and the first through hole, the second through hole and the third through hole are in one-to-one transverse correspondence.

Preferably, the radiating fins are tinned copper sheets which are arranged in the mounting grooves in parallel at equal intervals.

Preferably, the length and the width of the drawing plate are equal to those of the first expansion frame and the second expansion frame, the front end and the rear end of the drawing plate are respectively provided with a T-shaped sliding block, the T-shaped sliding blocks are movably clamped in an inner cavity of the second sliding groove, and the section of the second sliding groove is in a T shape.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of telescopic electric bicycle battery installs structure additional through expandeing first dilatation frame and second dilatation frame, can accomplish the extension of battery installation shell, can accomplish installing additional of battery in the cavity of extension, and the overall device can ensure its minimum occupation space when not installing the battery additional, can easily accomplish the space expansion again when installing the battery additional, easy operation, space utilization is high.

Drawings

Fig. 1 is a schematic structural view of the housing of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a cross-sectional view of the cover plate of the present invention.

In the figure: the heat dissipation device comprises a shell 1, a first sliding groove 11, a first through hole 12, a first expansion frame 2, a second through hole 21, a connecting hole 22, a second expansion frame 3, a third through hole 31, a mounting groove 4, a heat dissipation fin 41, a connecting bolt 5, a cover plate 6, a pumping cavity 61, a second sliding groove 62, a pumping plate 7 and a pumping handle 71.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a telescopic electric bicycle battery installs structure additional, includes casing 1, first through-hole 12 has all been seted up in 1 bottom four corners of casing, and both sides all opened first spout 11 around the 1 inner chamber of casing, the 1 inner chamber left and right sides of casing is inserted respectively and is equipped with first dilatation frame 2 and second dilatation frame 3, and first dilatation frame 3 and second dilatation frame 3 are the cubic with open-top, the shape size of first dilatation frame 2 and second dilatation frame 3 is the same, first dilatation frame 2 and second dilatation frame 3 width and the width of 1 inner chamber of casing equal, and the length of first dilatation frame 2 and second dilatation frame 3 is half of 1 inner chamber length of casing, will be located 1 inner chamber of casing completely when first dilatation frame 2 and second dilatation frame 3 inner butt joint are foldd. The wall all is equipped with the slider around first dilatation frame 2 and the second dilatation frame 3, the slider activity is inserted and is located two first spout 11 inner chambers around, can drive the slider and slide along first spout 11 when twitching first dilatation frame 2 and second dilatation frame 3. Second through-hole 21 and third through-hole 31 have been seted up respectively in

first dilatation frame

2 and 3 bottom face four corners of second dilatation frame, the shape size homogeneous phase of first through-hole 12, second through-hole 21 and third through-hole 31, and the horizontal one-to-one in position of first through-hole 12, second through-hole 21 and third through-hole 31, when taking first dilatation frame 2 and second dilatation frame 3 out, second through-hole 21 and third through-hole 31 will dock the intercommunication with the first through-hole 12 of both sides respectively. Connecting holes 22 have all been seted up to the lateral wall around first dilatation frame 2 and the second dilatation frame 3, connecting hole 22 outer end is inserted and is equipped with connecting bolt 5, and 1 lateral wall of casing also sets up corresponding connecting hole 22, when first dilatation frame 2 and second dilatation frame 3 pull out, will make two connecting holes 22 dock, inserts connecting bolt 5 again after the butt joint and can accomplish first dilatation frame 2 and second dilatation frame 3 fixed, mounting groove 4 has all been seted up to first dilatation frame 2 and second dilatation frame 3 outer terminal surface, and the inner wall of mounting groove 4 is the copper, and the heat conductivity is better, can derive the heat that inside battery produced, mounting groove 4 outer end is inserted and is equipped with fin 41, fin 41 is the tinned copper sheet, and equidistance parallel arrangement is in mounting groove 4, and fin 41 is used for heat exchange efficiency. The top end cover of the shell 1 is closed with a cover plate 6, the left side and the right side of the bottom end of the cover plate 6 are respectively provided with a pumping cavity 61, the front side wall and the rear side wall of the inner cavity of the pumping cavity 61 are respectively provided with a second sliding chute 62, a pumping plate 7 is inserted in the pumping cavity 61, the outer end of the pumping plate 7 is fixedly connected with a pumping handle 71, and the pumping plate 7 can be pumped out from the pumping cavity 61 by pulling the pumping handle 71. The length and width of the drawing plate 7 are equal to the length and width of the first capacity expansion frame 2 and the second capacity expansion frame 3, the front end and the rear end of the drawing plate 7 are respectively provided with a T-shaped sliding block, the T-shaped sliding blocks are movably clamped in the inner cavity of the second sliding groove 62, the section of the second sliding groove 62 is in a T shape, the bottom end surface of the drawing plate 7 and the bottom end surface of the cover plate 6 are positioned on the same plane, the drawing plate 7 is supported in the second sliding groove 62 through the T-shaped sliding blocks, when the drawing plate 7 is drawn, the T-shaped sliding blocks slide along the second sliding groove 62, the cover plate 6 and the drawing plate 7 are provided with wire holes for the wiring of the lithium battery in the shell 1, the cover plate 6 is an elastic plastic cover plate, the bottom end of the cover plate 6 is provided with an annular edge which is equal to the length and width of the inner cavities of the first capacity expansion frame 2 and the second capacity expansion frame 3, namely, the cover plate 6 is covered and connected with the top end of the shell 1 through the annular edge, similarly, the bottom end, when the pulling plate 7 is pulled to be unfolded, the annular edge can be clamped into the first expansion frame 2, the second expansion frame 3 and the shell 1 by pressing the pulling button 7 and the cover plate 6.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a telescopic electric bicycle battery installs structure additional, includes casing (1), its characterized in that: the bottom four corners of the shell (1) are provided with first through holes (12), the front side and the rear side of the inner cavity of the shell (1) are provided with first sliding grooves (11), the left side and the right side of the inner cavity of the shell (1) are respectively inserted with a first expansion frame (2) and a second expansion frame (3), the bottom end faces of the first expansion frame (2) and the second expansion frame (3) are respectively provided with a second through hole (21) and a third through hole (31), the front side wall and the rear side wall of the first expansion frame (2) and the second expansion frame (3) are respectively provided with a connecting hole (22), the outer end of the connecting hole (22) is inserted with a connecting bolt (5), the outer end faces of the first expansion frame (2) and the second expansion frame (3) are respectively provided with a mounting groove (4), the outer end of the mounting groove (4) is inserted with a radiating fin (41), the top end of the shell (1) is covered with a cover plate (6), and the left side and the right side of the bottom of, second chutes (62) are formed in the front side wall and the rear side wall of the inner cavity of the pumping cavity (61), a pumping plate (7) is inserted into the pumping cavity (61), and a pumping handle (71) is fixedly connected to the outer end of the pumping plate (7).

2. The telescopic electric bicycle battery mounting structure of claim 1, wherein: the shape and size of the first capacity expansion frame (2) and the second capacity expansion frame (3) are the same, the width of the first capacity expansion frame (2) and the width of the second capacity expansion frame (3) are equal to the width of the inner cavity of the shell (1), and the length of the first capacity expansion frame (2) and the length of the second capacity expansion frame (3) are half of the length of the inner cavity of the shell (1).

3. The telescopic electric bicycle battery mounting structure of claim 1, wherein: the front side wall and the rear side wall of the first expansion frame (2) and the second expansion frame (3) are respectively provided with a sliding block, and the sliding blocks are movably inserted into the inner cavities of the front first sliding groove and the rear first sliding groove (11).

4. The telescopic electric bicycle battery mounting structure of claim 1, wherein: the shapes and sizes of the first through hole (12), the second through hole (21) and the third through hole (31) are the same, and the positions of the first through hole (12), the second through hole (21) and the third through hole (31) are in transverse one-to-one correspondence.

5. The telescopic electric bicycle battery mounting structure of claim 1, wherein: the radiating fins (41) are tinned copper sheets which are arranged in the mounting groove (4) in parallel at equal intervals.

6. The telescopic electric bicycle battery mounting structure of claim 1, wherein: the length and width of the drawing plate (7) are equal to those of the first expansion frame (2) and the second expansion frame (3), T-shaped sliding blocks are arranged at the front end and the rear end of the drawing plate (7), the T-shaped sliding blocks are movably clamped in an inner cavity of the second sliding groove (62), and the section of the second sliding groove (62) is T-shaped.