CN216145708U

CN216145708U - Battery compartment end cover sealing structure

Info

Publication number: CN216145708U
Application number: CN202121369678.9U
Authority: CN
Inventors: 郭志凯; 王敏敏
Original assignee: Jinhua Zhuoyuan Industry Co ltd
Current assignee: Jinhua Zhuoyuan Industry Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-03-29
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to a sealing structure of an end cover of a battery compartment, which comprises a battery pipe fitting and a battery end cover, wherein the battery end cover and the battery pipe fitting are mutually buckled to form a containing space for installing a battery component, and a sealing element capable of sealing the joint of the battery end cover and the battery pipe fitting is arranged between the battery end cover and the battery pipe fitting.

Description

Battery compartment end cover sealing structure

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of electric bicycle accessories, in particular to a battery compartment end cover sealing structure.

[ background of the utility model ]

The bicycle is one of important transportation means in people's life, and along with the development of society, the bicycle gradually changes to electric bicycle, and the use of electric bicycle is more and more popularized in addition to the popularity of sharing bicycle. However, in the actual use process of the electric bicycle, due to poor sealing effect of the bicycle battery, rainwater often enters the battery in rainy days, so that the battery of the electric bicycle is damaged; in the prior art, batteries are mostly sealed by a sealing ring and a sealant, however, in the actual assembly process, after the batteries are sealed in operation, the position of the sealing ring cannot be seen, and whether the sealing ring is stacked and is worn or damaged in the assembly process cannot be seen; resulting in a failure of the seal of the battery. And the charging port of the battery is often exposed to the outside, and even if the charging port is sealed and buckled through the sealant, water vapor in the air can still enter the battery through the power plug port. However, the prior art does not have a sealing structure for a battery to solve the above problems.

[ Utility model ] content

Aiming at the defects of the prior art, the utility model provides the battery bin end cover sealing structure which assists the battery to provide a positioning base point for the sealing element in the assembly process, so that the battery can not be stacked and dislocated when the battery is assembled in a sealing manner, and the sealing buckle and the sealing element are integrally formed, so that the charging socket of the battery can be timely sealed when the charging socket is not used, and water vapor is prevented from entering.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a battery compartment end cover seal structure, seal structure includes the battery pipe fitting, the battery end cover with the mutual lock of battery pipe fitting forms the storage space of an installation battery components and parts, the battery end cover with be provided with between the battery pipe fitting and carry out sealed sealing member to its junction.

Preferably, the battery end cover is provided with an electric interface assembly, one side of the electric interface assembly is located in the accommodating space and is electrically connected with the battery component, the other side of the electric interface assembly is located on one end face of the battery end cover, and the end face is buckled with the sealing buckle arranged on one side of the sealing element to form a closed space.

Preferably, a sealing surface and a bonding surface are arranged on one side, close to the battery pipe, of the battery end cover, the sealing surface is used for assembling the sealing element, and the bonding surface is used for fixedly assembling the battery end cover and the battery pipe.

Preferably, the plug-in interface assembly comprises a mounting member, a power-on member and a fastening member; the power-on piece is embedded in the mounting piece, the mounting piece and the battery end cover are fixedly assembled through the fastener, and one end of the power-on piece is located in the accommodating space.

Preferably, the sealing member includes one sealed knot, sealed the pad, sealed knot is used for making insert electric interface assembly and external isolated, sealed the pad is used for making battery components and parts and external isolated.

Preferably, the sealing gasket is tightly attached to the sealing surface, and a mutually buckled limiting assembly is arranged between the sealing gasket and the sealing surface.

Preferably, the sealing button and the sealing pad are integrally formed.

Preferably, the sealing gasket is provided with a reinforcing rib.

Preferably, one end, close to the battery pipe fitting, of the sealing gasket is provided with a chamfer.

Preferably, the tube-hidden battery is arranged in a protective shell, and the protective shell comprises a hollow tube with a U-shaped notch and an upper cover plate with a through hole; the hollow pipe and the upper cover plate are mutually buckled to form a containing cavity for installing the battery pipe fitting and the battery end cover.

The utility model has the advantages that:

the battery compartment end cover sealing structure enables the battery pipe fitting to be in sealing connection with the battery end cover through the sealing element, provides a positioning base point for the assembly of the sealing element through the limiting assembly, is beneficial to the installation of the sealing element, avoids the phenomenon that the sealing element is stacked or misplaced due to deformation in the installation process, and cannot play a role in isolating the outside after the final assembly.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the technical solutions related to the embodiments of the present invention will be briefly described below with reference to the accompanying drawings, and it is apparent that the drawings described in the present specification are only some possible embodiments of the present invention, and it is obvious for a person skilled in the art to obtain other drawings identical or similar to the technical solutions of the present invention based on the following drawings without any creative efforts.

FIG. 1 is an exploded view of one embodiment of a battery of the present invention;

FIG. 2 is a schematic diagram of a structure of one embodiment of a battery in a library;

FIG. 3 is a partially exploded view of a battery of the present invention in one embodiment;

FIG. 4 is a partially exploded view of a battery of the present invention in one embodiment;

fig. 5 is a schematic diagram of a battery end cap structure of a collected battery in one embodiment of the utility model;

fig. 6 is an exploded view of a plug-in interface module of a collected battery according to an embodiment of the present invention;

FIG. 7 is a schematic view of a sealing member of a battery in an embodiment of the utility model;

FIG. 8 is a schematic view of a partially assembled structure of a battery in an embodiment of the utility model;

fig. 9 is an exploded view of a protective case of a battery in an embodiment of the utility model.

In the figure, the protective casing 1, the hollow tube 10, the upper cover plate 11, the battery tube 2, the battery end cap 3, the plug-in interface component 31, the mounting component 310, the energizing component 311, the fastener 312, the sealing surface 32, the bonding surface 33, the sealing component 4, the sealing button 40, the sealing gasket 41, the reinforcing rib 43, the limiting assembly 44, the "concave" type groove 440 and the "T" type button 441 are shown.

[ detailed description ] embodiments

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The sealing structure of the end cover of the battery compartment is used for sealing the battery, so that the sealing failure of the battery caused by the dislocation and stacking of the sealing element in the assembly process of the battery sealing is solved, and the sealing of the charging port of the battery can play a technical role in sealing the charging port for a long time in practical use.

As shown in fig. 1-3, a sealing structure for an end cap of a battery compartment comprises a battery pipe 2 and a battery end cap 3, wherein the battery end cap 3 and the battery pipe 2 are mutually buckled to form a containing space for installing a battery component, and a sealing element 4 capable of sealing the joint of the battery end cap 3 and the battery pipe 2 is arranged between the battery end cap 3 and the battery pipe.

Further, battery pipe fitting 2 has open-ended hollow tube and opening orientation for one end and is close to one side of battery end cover 3, and one side that battery end cover 3 is close to battery pipe fitting 2 is equipped with the narrow neck, behind the installation battery components and parts in battery pipe fitting 2 (battery components and parts are including making up battery module, circuit board … … of battery), make battery end cover 3 with the mutual lock of battery pipe fitting 2 forms a collecting space.

Further, when the battery tube 2 and the battery end cap 3 are buckled with each other, the sealing member 4 is firstly installed on the battery end cap 3, so that after the battery end cap 3 is installed in the battery tube 2, the battery end cap 3 and the battery tube 2 are buckled with each other at this time, so that the accommodating space in the battery tube 2 becomes an accommodating space.

Furthermore, the buckling part of the battery pipe fitting 2 and the battery end cover 3 can be coated with sealing glue in advance, so that the sealing element 4 can ensure that the battery end cover 3 is combined with the battery pipe fitting 2 more firmly, and the sealing effect is better.

By the arrangement mode, the battery electric parts in the hollow pipe 2 are not interfered by the outside, and the problems that rainwater enters the hollow pipe in rainy days after the bicycle is installed on the bicycle, a circuit board is short-circuited, damage to the battery components is caused, or dust enters the hollow pipe after the bicycle is exposed to the outside for a long time, and influence on the use of the electronic components is caused are avoided.

As shown in fig. 4 and 8, an electrical interface assembly 31 is disposed on the battery end cap 3, one side of the electrical interface assembly 31 is located in the accommodating space and electrically connected to the battery component, the other side is located on an end surface of the battery end cap 3, and the sealing buttons 40 disposed on one side of the sealing member 4 are fastened to each other to form a closed space.

Furthermore, a part of one end surface of the battery end cover 3 is recessed inwards to form a placement groove, a through hole for installing the plug-in electrical interface assembly 31 is formed in the inner wall of the placement groove, so that in order to avoid failure of the sealing effect of the sealing structure after the plug-in electrical interface assembly 31 is installed on the battery end cover 3, one end of the plug-in electrical interface assembly 31 is parallel to the inner wall of the placement groove as a preferred scheme, when the battery end cover is used, a charging plug connected to the plug-in electrical interface assembly 31 is tightly attached to the inner wall of the placement groove, water vapor is prevented from entering a containing space through the plug-in electrical interface assembly 31, the other end of the plug-in electrical interface assembly 31 is located in the containing space, a battery component is conveniently electrically connected with the plug-in electrical interface assembly 31, and the placement groove can be mutually buckled with one end surface of the sealing element 4 to form a closed space.

As shown in fig. 5, a sealing surface 32 and a bonding surface 33 are disposed on one side of the cell end cap 3 close to the cell tube 2, the sealing surface 32 is used for assembling the sealing member 4, and the bonding surface 33 is used for fixedly assembling the cell end cap 3 and the cell tube 2.

Furthermore, one side of the battery end cover 3 close to the battery pipe fitting 2 is provided with a narrow neck, so that the battery end cover 3 forms a sealing surface 32 parallel to the battery pipe fitting 2 and a bonding surface 33 perpendicular to the battery pipe fitting 2, the four-corner array of the bonding surface 33 is provided with a plurality of bolt through holes for bolts to pass through, and the four-corner array of one end surface of the battery pipe fitting 2 close to the battery end cover 3 is provided with a plurality of threaded holes matched with the bolt through holes.

Through installing sealing member 4 on sealed face 32, and insert to battery pipe fitting 2 in the back, sealed face 32 passes through sealing member 4 with the inside of battery pipe fitting 2 and closely laminates, passes the bolt via hole on the faying face through using the bolt simultaneously, with enter into threaded hole after for battery end cover 3 is not only sealed with battery pipe fitting 2, and fixed connection, further improves the compactness of 3 combinations of battery pipe fitting 2 and battery end cover.

As shown in fig. 6 and 8, the electrical interface module 31 includes a mounting member 310, an electrical connector 311, and a fastening member 312, wherein the electrical connector 311 is embedded in the mounting member 310, and the mounting member 310 is fixedly assembled with the battery end cap 3 by the fastening member 312, so that one end of the electrical connector 311 is located in the receiving space.

Further, the mounting member 310 is made of a plastic insulating material, the inner wall of the mounting member is provided with a mounting hole for embedding the power-on member 311, the outer portion of the mounting member is provided with a thread matched with the fastening member 312, and when the power-on member 311 is embedded into the mounting hole, sealant can be coated to improve the tightness of the combination between the mounting hole and the power-on member 311 and the sealing performance of the mounting member 310 itself.

Further, fastener 312 is a metal nut that secures mounting member 310 to cell end cap 3 by engaging threads on mounting member 310.

In a further scheme, the battery end cover 3 is a plastic piece.

Through using metal nut to fix plastic insulating material installed part 310 to accomodating in the space, and connect two plastic parts through metal nut, can further improve the joint strength of two working of plastics, compare two direct screw threads of the last working of plastics and nut connection in the tradition meaning, this kind of connected mode not only can protect the working of plastics to warp or break, can further improve simultaneously and insert electric interface module 31 and battery end cover 3's leakproofness.

As shown in fig. 7, the sealing member 4 includes a sealing button 40 and a sealing gasket 41, the sealing button 40 is used for isolating the electrical connector assembly 31 from the outside, and the sealing gasket 41 is used for isolating the battery component from the outside.

Further, sealed knot 40 with sealed pad 41 is the rubber spare that elasticity can be deformed, just sealed knot 40 with the mounting groove on the battery end cover 3 closely laminates, and the cross-section of sealing port 40 is the T form setting, its one end have can with mounting groove matched with joint portion, its other end have can with the 3 terminal surface matched with butt portion of battery end cover, the cross-sectional area of this butt portion is greater than the cross-sectional area of mounting groove, and should descend the portion to closely laminate with the mounting groove after through extrusion deformation in the use for sealed knot 40 will place the groove seal, make and insert electric interface module 31 and external isolated, avoid steam to get into.

Through the sealing buckle 40 and the sealing gasket 41 which are made of the elastic deformable rubber materials, after the sealing buckle 40 and the placing groove are buckled with each other, the placing groove can be completely filled, and the electric plug interface component 31 is separated from the outside.

As shown in fig. 8, the sealing gasket 41 is tightly attached to the sealing surface 32, and at least one set of mutually-buckled limiting assemblies 44 is arranged between the sealing gasket 41 and the sealing surface 32.

Further, the position-limiting assembly 44 includes a "concave" groove 440 and a "T" button 441.

In one embodiment of the present invention, the "concave" groove 440 is formed in a groove on the bonding surface of the cell end cap 3, and the "T" button 441 is a rubber member integrally formed with the sealing member 4.

In another embodiment of the present invention, the "concave" groove 440 is a groove on the sealing member 4, and the "T" button 441 is a rubber member integrally formed with the battery end cap 3.

Make battery end cover 3 after installation sealing member 4 through setting up spacing sub-assembly 44, in-process on assembling to battery pipe fitting 2, because of sealed 41 installation to battery end cover 3 in-process takes place deformation easily, easily make sealed 41 pile up backward and assemble to faying face 33 department, make faying face 33 and battery pipe fitting 2 junction form the gap because of piling up of sealed 41 easily, make battery end cover 3 unable completely sealed battery pipe fitting 2, consequently not only can avoid above-mentioned problem through setting up a spacing sub-assembly 44, make things convenient for sealed location of filling up 41 simultaneously, and there is a certain site basic point during deformation, make things convenient for the assembly of seal structure.

As shown in fig. 7, the sealing button 40 is integrally formed with the sealing pad 41.

Furthermore, the joint of the sealing button 40 and the sealing pad 41 is a thin rubber layer, and when the joint surface 33 is connected with the battery tube 2 through a bolt, the rubber layer can be confined between the battery end cap 3 and the battery tube 2 without affecting the sealing performance of the battery tube 2, and meanwhile, the sealing button is often required to be opened for charging in the actual use process, so as to avoid the loss of the sealing button in the actual use process or the dropping of the sealing button in the normal use process, and the problems existing in the actual use process can be solved by integrally forming the sealing button 40 and the sealing pad 41.

As shown in fig. 7, the gasket 41 is provided with a rib 43.

Further, the strengthening rib 43 is designed into the shape of multiple steps, and in the installation process, the sealing gasket 41 can enter the battery pipe fitting 2 by one section, and meanwhile, in the actual use process, the waterproof effect is more effective, so that the damage of one layer of strengthening rib in the installation process is avoided, and the sealing, waterproof and dustproof effects are disabled.

As shown in fig. 7, one end of the gasket 41 near the battery tube 2 is chamfered.

Further, after the sealing gasket 41 is sleeved on the sealing surface 31, the width and the length of the sealing gasket 41 are larger than or equal to those of the inner wall of the battery pipe fitting 2, and a chamfer is arranged at one end of the sealing gasket, so that the sealing gasket 41 can conveniently enter the inner wall of the battery pipe fitting 2, and the sealing gasket 41 is prevented from being abraded greatly during installation.

As shown in fig. 1 and 9, the sealing structure is arranged in a protective shell 1, the protective shell 1 comprises a hollow tube 10 with a U-shaped notch, and an upper cover plate 11 with a through hole; the hollow pipe 10 and the upper cover plate 11 are mutually buckled to form a containing cavity for installing the battery pipe 2 and the battery end cover 3.

Furthermore, the through hole in the upper cover plate 11 is matched with the sealing buckle 40, so that the electric interface assembly is exposed to the external space after the sealing buckle is opened in operation, the battery can be charged and used conveniently, the battery can be protected by arranging the protective shell 1, and the electronic components of the battery tube 2 are prevented from being damaged due to collision in the installation process.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and additions can be made without departing from the method of the present invention, and these modifications and additions should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a battery compartment end cover seal structure which characterized in that: the sealing structure comprises a battery pipe fitting (2) and a battery end cover (3), wherein the battery end cover (3) is buckled with the battery pipe fitting (2) to form a containing space for installing a battery component, and a sealing element (4) capable of sealing the joint of the battery end cover (3) and the battery pipe fitting (2) is arranged between the battery end cover (3) and the battery pipe fitting.

2. The battery compartment end cap seal arrangement of claim 1, wherein: be equipped with on battery end cover (3) and insert electric interface assembly (31), it is located to insert electric interface assembly (31) one side be located the storage space is interior to be connected with battery components and parts electricity, and the opposite side is located a terminal surface of battery end cover (3), and this terminal surface sealing buckle (40) mutual lock that sealing member (4) one side set up forms an enclosure space.

3. The battery compartment end cap seal arrangement of claim 2, wherein: one side, close to the battery pipe fitting (2), of the battery end cover (3) is provided with a sealing surface (32) and a combining surface (33), the sealing surface (32) is used for assembling the sealing element (4), and the combining surface (33) is used for enabling the battery end cover (3) to be fixedly assembled with the battery pipe fitting (2).

4. A battery compartment end cap seal arrangement according to claim 3, characterised in that: the plug-in interface component (31) comprises a mounting piece (310), a power-on piece (311) and a fastening piece (312), wherein the power-on piece (311) is embedded in the mounting piece (310), the mounting piece (310) and the battery end cover (3) are fixedly assembled through the fastening piece (312), and one end of the power-on piece (311) is located in the accommodating space.

5. The battery compartment end cap seal arrangement of claim 4, wherein: sealing member (4) are detained (40), sealed pad (41) including sealed, sealed detain (40) and are used for making plug in electric interface assembly (31) and external isolated, sealed pad (41) are used for making battery components and parts and external isolated.

6. The battery compartment end cap seal arrangement of claim 5, wherein: the sealing gasket (41) is tightly attached to the sealing surface (32), and a limiting assembly (44) which is buckled with each other is arranged between the sealing gasket (41) and the sealing surface (32).

7. The battery compartment end cap seal arrangement of claim 6, wherein: the sealing buckle (40) and the sealing gasket (41) are integrally formed.

8. The battery compartment end cap seal arrangement of claim 7, wherein: and a reinforcing rib (43) is arranged on the sealing gasket (41).

9. The battery compartment end cap seal arrangement of claim 8, wherein: and a chamfer is arranged at one end, close to the battery pipe fitting (2), of the sealing gasket (41).

10. The battery compartment end cap seal arrangement of claim 9, wherein: the tube-hidden battery is arranged in a protective shell (1), and the protective shell (1) comprises a hollow tube (10) with a U-shaped gap and an upper cover plate (11) with a through hole; the hollow pipe (10) and the upper cover plate (11) are mutually buckled to form a containing cavity for installing the battery pipe fitting (2) and the battery end cover (3).