CN213905532U

CN213905532U - Electric bicycle lithium cell with waterproof protection structure

Info

Publication number: CN213905532U
Application number: CN202023284916.4U
Authority: CN
Inventors: 邬文杰
Original assignee: Jiaozuo Yixing Lithium Electricity Technology Co ltd
Current assignee: Jiaozuo Yixing Lithium Electricity Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-08-06
Anticipated expiration: 2030-12-29

Abstract

The utility model relates to an electric bicycle lithium cell technical field specifically is an electric bicycle lithium cell with waterproof protection structure, including protective housing, upper cover assembly and lower cover, the lower extreme protrusion is equipped with connecting plug about the protective housing, and connecting plug has seted up connection socket, and connection socket is connected to inside the protective housing, and the inside lithium cell slot that forms of protective housing, the terminal grafting lid of connecting plug are equipped with the closing cap, and the closing cap passes through fastening bolt fixed connection at connecting plug terminal, and the connecting plug outside cover of protective housing upper end is equipped with the upper cover assembly, and the articulated handle of connecting is connected to upper cover assembly upper end, and beneficial effect is: can effectually prevent that the lithium cell is inside to intake through setting up double seal structure to can guarantee the dry degree in the lithium cell outside, prevent that the lithium cell from using under humid environment, shorten life, and have buffer structure, can increase the protection effect to the lithium cell, the damage that produces when reducing the collision improves the safety in utilization.

Description

Electric bicycle lithium cell with waterproof protection structure

Technical Field

The utility model relates to electric bicycle lithium cell technical field specifically is an electric bicycle lithium cell with waterproof protection structure.

Background

Lithium batteries are an energy storage conversion device which is increasingly widely used, because the excellent electrochemical performance of the lithium batteries realizes an advanced market application scene. With the popularization of lithium battery electric bicycles, lithium batteries have begun to enter people's daily lives.

Because electric bicycle's use needs to adapt to different weather, needs the lithium cell to have good dampproofing and waterproofing effect when sleet weather uses, in case the inside damage that intakes of lithium cell will cause the battery, influences electric bicycle's use, even if the battery is inside not intake, often under humid environment, the life of lithium cell also can descend, consequently, it is better to need a water-proof effects, and can make the lithium cell outside keep dry structure, for this reason, the utility model provides an electric bicycle lithium cell with waterproof protection structure is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric bicycle lithium cell with waterproof protection structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric bicycle lithium cell with waterproof protection structure, includes protective housing, upper cover assembly and lower cover, the lower extreme protrusion is equipped with connecting plug on the protective housing, connecting plug has seted up connection socket at the end, inside connection socket is connected to the protective housing, the inside lithium cell slot that forms of protective housing, the terminal grafting lid of connecting plug is equipped with the closing cap, the closing cap passes through fastening bolt fixed connection at connecting plug terminal, the connecting plug outside cover of protective housing upper end is equipped with the upper cover assembly, articulated connection handle in upper cover assembly upper end, the connecting plug outside cover of protective housing lower extreme is equipped with the lower cover, the bolt hole has been seted up on upper cover assembly and lower cover side, bolt hole female connection fixing bolt, fixing bolt passes in the bolt hole connection inboard connecting plug.

Preferably, the inside electrode that is equipped with of upper cover assembly, the connection charging socket is inlayed to the side, and charging socket is inside to pass upper cover assembly and closing cap through the wire, on the inside lithium cell of electric connection to the protective housing.

Preferably, a connecting groove is formed in the outer side of a connecting socket formed in the end portion of the connecting plug, the sealing cover is sleeved on the outer side of the connecting groove, a sealing gasket is arranged between the sealing cover and the connecting groove in a cushioning mode, an inserting block is arranged on the inner wall of the upper end of the sealing cover in a protruding mode, and the inserting block is inserted into the connecting socket.

Preferably, scribble on the lower cover inner wall and be equipped with sealed glue, the welding of lower cover bottom has a plurality of evenly distributed's compression spring, compression spring upper and lower end welded connection board, connecting plate weld respectively in lower cover bottom and spring plate lower extreme, compression spring upper end welded spring plate, the bonding of spring plate upper end has the blotter, the blotter passes through rubber and makes.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a set up double seal structure and can effectually prevent that the lithium cell is inside to intake to can guarantee the dry degree in the lithium cell outside, prevent that the lithium cell from using under humid environment, shorten life, and have buffer structure, can increase the protection effect to the lithium cell, the damage that produces when reducing the collision improves the safety in utilization.

Drawings

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

fig. 2 is a schematic structural view of a protective shell in the present invention;

fig. 3 is a schematic structural view of the middle and lower covers of the present invention.

In the figure: the protective cover comprises a protective shell 1, an upper cover assembly 2, a lower cover 3, reinforcing ribs 4, a handle 5, a connecting plug 6, a sealing cover 7, fastening screws 8, bolt holes 9, connecting slots 10, compression springs 11, spring plates 12 and cushion pads 13.

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 to 3, the present invention provides a technical solution: the utility model provides an electric bicycle lithium cell with waterproof protection structure, including protective housing 1, upper cover assembly 2 and lower cover 3, the lower extreme protrusion is equipped with connecting plug 6 on the protective housing 1, connecting plug 6 end has seted up connection socket, connection socket is connected to inside the protective housing 1, the inside lithium cell slot that forms of protective housing 1, the terminal grafting lid of connecting plug 6 is equipped with closing cap 7, closing cap 7 passes through 8 fixed connection of fastening bolt at connecting plug 6 end, 6 outside covers of connecting plug of protective housing 1 upper end are equipped with upper cover assembly 2, the articulated connection handle 5 in 2 upper ends of upper cover assembly, 6 outside covers of connecting plug of protective housing 1 lower extreme are equipped with lower cover 3, bolt hole 9 has been seted up to

upper cover assembly

2 and 3 sides of lower cover, bolt hole 9 internal thread connection fixing bolt, fixing bolt passes in bolt hole 9 is connected to inboard connecting plug 6.

The utility model discloses can further set up to, 2 inside electrodes that are equipped with of upper cover assembly, connection charging socket is inlayed to the side, and charging socket is inside to pass upper cover assembly 2 and closing cap 7 through the wire, and on electric connection to the lithium cell of 1 inside of protective housing, through 2 upper end articulated handles 5 of upper cover assembly can make things convenient for the holistic installation of battery to dismantle, increase the convenience of use, and upper cover assembly 2 can provide the interface that charges of inside lithium cell, makes things convenient for the battery to charge.

The utility model discloses can further set up to, the spread groove has been seted up in the connection socket outside that 6 tip of connecting plug were seted up, and 7 covers of closing cap establish in the spread groove outside, fill up between closing cap 7 and the spread groove and be equipped with sealed the pad, and 7 upper end inner wall protrusions of closing cap are equipped with the inserted block, and the inserted block is pegged graft in connecting socket, can provide a heavy sealed effect through closing cap 7, increases dampproofing and waterproofing performance, improves the result of use, prolongs the life of lithium cell.

The utility model discloses can further set up to, scribble on the 3 inner walls of lower cover and be equipped with sealed glue, 3 bottom welding of lower cover have a plurality of evenly distributed's compression spring 11, lower extreme welded connection board on compression spring 11, the connecting plate welds 3 bottom of lower cover and spring plate 12 lower extreme respectively, compression spring 11 upper end welding spring plate 12, spring plate 12 upper end bonds there is blotter 13, blotter 13 is made through rubber, can make connecting plug 6 be connected inseparabler with lower cover 3 through the spring plate 12 of lower cover 3 inside and blotter 13, increase sealed effect, can also increase buffer property, increase the anticollision protection effect, prolong the holistic life of battery.

The working principle is as follows: during operation, insert the lithium cell in protective housing 1, and pass through fastening screw 8 with the closing cap 7 of protective housing 1 upper and lower extreme and fix in protective housing 1 both ends, cover upper cover assembly 2 on connecting plug 6 of protective housing 1 upper end afterwards, and cover lower cover 3 on connecting plug 5 of protective housing 1 lower extreme, it can with lower cover fixed with upper cover assembly 2 through fixing bolt, can make things convenient for holistic installation of lithium cell to dismantle through 2 articulated handles in upper cover assembly, connecting slot 10 has been seted up to

upper cover assembly

2 and 3 insides of lower cover, scribble sealed glue on connecting slot 10 inner wall, can effectual increase sealed effect through sealed glue, waterproof performance is improved, it has a plurality of evenly distributed's compression spring 11 to weld the compression spring board 12 in the compression spring 11 upper end, there is blotter 13 spring board 12 upper end bonding, can make connecting plug 6 tip and connecting slot 10's 10 connection more through compression spring 11 and spring board 12 Add inseparably, effectively improve sealed effect to can increase buffering shock attenuation performance, increase the protection effect, can offset the impact buffering when receiving the striking, reduce the damage to the lithium cell, increase of service life.

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 an electric bicycle lithium cell with waterproof protection structure, includes protective housing (1), upper cover assembly (2) and lower cover (3), its characterized in that: the protective shell is characterized in that a connecting plug (6) is arranged at the upper end and the lower end of the protective shell (1) in a protruding mode, a connecting socket is arranged at the tail end of the connecting plug (6), the connecting socket is connected to the inside of the protective shell (1), a lithium battery slot is formed in the inside of the protective shell (1), a sealing cover (7) is arranged on a plug-in cover at the tail end of the connecting plug (6), the sealing cover (7) is fixedly connected to the tail end of the connecting plug (6) through a fastening bolt (8), an upper cover assembly (2) is sleeved on the outer side of the connecting plug (6) at the upper end of the protective shell (1), a connecting handle (5) is hinged to the upper end of the upper cover assembly (2), a lower cover (3) is sleeved on the outer side of the connecting plug (6) at the lower end of the protective shell (1), bolt holes (9) are formed in the side edges of the upper cover assembly (2) and the lower cover (3), and the bolt holes (9) are connected with the fixing bolts through internal threads, the fixing bolt penetrates through the bolt hole (9) and is connected into the inner connecting plug (6).

2. The lithium battery for electric bicycle with waterproof protection structure as claimed in claim 1, wherein: the electrode is arranged inside the upper cover assembly (2), the side edge of the electrode is embedded and connected with the charging socket, the charging socket penetrates through the upper cover assembly (2) and the sealing cover (7) through a wire, and the charging socket is electrically connected to the lithium battery inside the protective shell (1).

3. The lithium battery for electric bicycle with waterproof protection structure as claimed in claim 1, wherein: the connecting plug is characterized in that a connecting groove is formed in the outer side of a connecting socket formed in the end portion of the connecting plug (6), the sealing cover (7) is sleeved on the outer side of the connecting groove, a sealing gasket is arranged between the sealing cover (7) and the connecting groove in a padding mode, an inserting block is arranged on the inner wall of the upper end of the sealing cover (7) in a protruding mode, and the inserting block is inserted into the connecting socket in a plugging mode.

4. The lithium battery for electric bicycle with waterproof protection structure as claimed in claim 1, wherein: scribble on lower cover (3) inner wall and be equipped with sealed glue, the welding of lower cover (3) bottom has a plurality of evenly distributed's compression spring (11), lower extreme welded connection board about compression spring (11), connecting plate weld respectively in lower cover (3) bottom and spring board (12) lower extreme, compression spring (11) upper end welded spring board (12), it has blotter (13) to bond on spring board (12), blotter (13) are made through rubber.