CN213026272U

CN213026272U - Battery plastic shell

Info

Publication number: CN213026272U
Application number: CN202021877005.XU
Authority: CN
Inventors: 李其缘; 何加伟
Original assignee: Anhui Yijiatong Battery Co ltd
Current assignee: Anhui Yijiatong Battery Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-04-20
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a battery plastic shell, which belongs to the technical field of structural parts in inactive components of a battery pack, and comprises a battery pack shell, wherein the battery pack shell comprises a lower shell and an upper cover, the upper surface of the lower shell is connected with the lower surface of the upper cover, the upper surface of the upper cover is provided with a hidden rubber handle, a socket and a maintenance detection port, and the hidden rubber handle is movably arranged on the inner side wall of a groove; through setting up hidden rubber handle and sinking the socket that step form sinks into inside the groove, not only beautifully but also practical, it is little to invade to account for battery inner space, therefore, the clothes hanger is strong in practicability, simple process is fit for various mass production, through setting up casing and upper cover under the fire-retardant ABS preparation, can realize more complicated function in comparison with the panel beating shell, and utilize setting up of strengthening rib can completely cut off electric core and extension structural strength, make it possess excellent structural strength, anti broken ability of tearing open that falls, and material low cost, can effectively reduce battery package overall cost.

Description

Battery plastic shell

Technical Field

The utility model belongs to the technical field of the structure part among the inactive part of battery package, concretely relates to battery moulds shell.

Background

The lithium ion power battery is widely applied to industries such as automobiles, ships, forklifts, energy storage and the like as a clean and efficient novel energy source. In recent years, electric bicycles and electric motorcycles gradually adopt more portable lithium ion battery packs. In order to meet the requirements of different working conditions of different industries on batteries, a plurality of battery cells are generally required to form a battery module, and then the battery module is matched with various electrical elements to form a battery pack packaged in a sealed box body for customers to use.

The battery pack is generally composed of a plurality of or one battery module and various electrical components, and there is a large energy density loss between the module and the battery pack, and in order to reduce the energy density loss and ensure the requirements of structural strength and safety performance, a suitable battery pack shape, internal structure design and material selection are required. The overall dimension and the structural design of the battery pack have a crucial influence on the performance and the safety of the battery, and the overall energy density and the endurance time of the battery pack are directly influenced

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shell is moulded to battery 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 a shell is moulded to battery, includes the battery package shell, the battery package shell includes casing and upper cover down, the upper surface of casing and the lower surface of upper cover are connected down, the upper surface of upper cover is provided with hidden rubber handle, socket and maintenance and detection mouth, hidden rubber handle movable mounting is at the inside wall of recess, the upper surface at the upper cover is seted up to the recess, the internally mounted of recess has the end cap.

By adopting the proposal, the hidden rubber handle and the socket which is sunk into the step-shaped sunk groove are arranged, thereby the utility model has beautiful appearance, practicability, small space for the inner part of the battery, strong practicability, simple process and suitability for various scale production, by arranging the flame-retardant ABS to manufacture the lower shell and the upper cover, compared with a sheet metal shell, the flame-retardant ABS plastic composite material can realize more complex functions, and the arrangement of the reinforcing ribs can isolate the cell and prolong the structural strength, so that the cell has excellent structural strength, falling resistance and breaking resistance, and the material cost is low, the whole cost of the battery pack can be effectively reduced, the hidden rubber handle is more stable and beautiful compared with a nylon handle, compared with a complex rubber handle, the inner space of the battery is less, the practicability is stronger, the hand feeling is more comfortable, and the hidden rubber handle does not influence the overall appearance size of the battery, is convenient to use and has low scheme cost.

In a preferred embodiment, the lower shell and the upper cover are both made of flame-retardant ABS.

By adopting the scheme, the lower shell and the upper cover are made of the flame-retardant ABS material, so that the battery pack shell has good structural strength and low material cost.

In a preferred embodiment, a reinforcing rib is fixedly mounted inside the lower shell.

By adopting the scheme, the reinforcing ribs are arranged inside the lower shell, the reinforcing ribs can insulate and separate the electric core inside the battery pack shell, and meanwhile, the reinforcing effect can be played on the whole battery pack shell, so that the strength of the whole structure is effectively improved, and the pressure resistance is prolonged.

In a preferred embodiment, the connection between the lower shell and the upper cover is one of ultrasonic welding and glue bonding.

By adopting the scheme, the lower shell and the upper cover are bonded by ultrasonic welding or glue, so that the installation and connection process between the lower shell and the upper cover is relatively simple, and the small-scale trial production is convenient and the large-scale production is also convenient.

As a preferred embodiment, a sinking groove is formed in a position, facing the socket, of the upper surface of the upper cover, and the inner wall of the sinking groove is stepped.

Adopt above-mentioned scheme, through being provided with the sunken groove, the socket is installed and is set up to the step form in sunken inslot portion and sunken groove, and then can provide more spaces for socket and pencil when making on the vehicle plug insert.

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

the battery plastic shell is attractive and practical due to the arrangement of the hidden rubber handle and the socket which is sunk into the step-shaped sinking groove, the internal space of the battery is small, the practicability is high, the process is simple, and the battery plastic shell is suitable for various scale production;

this battery moulds shell is through setting up casing and upper cover under the fire-retardant ABS preparation, can realize more complicated function in the panel beating shell relatively, and utilizes the setting of strengthening rib can carry out isolated electric core and extension structural strength, makes it possess excellent structural strength, and anti broken ability of tearing open of falling to material low cost can effectively reduce battery package overall cost.

Drawings

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

fig. 2 is a left-side view schematically illustrating the structure of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a schematic three-dimensional structure of the present invention;

fig. 5 is a schematic diagram of the explosion structure of the present invention.

In the figure: 1. a battery pack housing; 2. a lower housing; 3. an upper cover; 4. a concealed rubber handle; 5. a groove; 6. a socket; 7. a plug; 8. reinforcing ribs; 9. and (7) maintaining the detection port.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-5, the present invention provides a battery plastic case, which includes a battery pack case 1, the battery pack case 1 includes a lower case 2 and an upper cover 3, the lower case 2 and the upper cover 3 are made of flame retardant ABS (see fig. 1, fig. 2, fig. 4 and fig. 5); make casing 2 and upper cover 3 down through setting up fire-retardant ABS material for battery package shell 1 possesses good structural strength, and material cost is cheap.

The upper surface of the lower shell 2 is connected with the lower surface of the upper cover 3, and the connection mode between the lower shell 2 and the upper cover 3 is one of ultrasonic welding and glue bonding (see fig. 1, 2, 4 and 5); through setting up ultrasonic bonding or glue bonding casing 2 and upper cover 3 down for the erection joint technology is simple relatively between the two, and the convenient small-scale trial production also makes things convenient for large-scale production.

The upper surface of the upper cover 3 is provided with a hidden rubber handle 4, a socket 6 and a maintenance detection port 9, the upper surface of the upper cover 3 is provided with a sinking groove at a position opposite to the socket 6, and the inner wall of the sinking groove is arranged in a step shape (see fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5); through being provided with the sunken groove, socket 6 installs and sets up to the step form in sunken inslot portion and sunken groove, and then can provide more spaces for socket 6 and pencil when making on the vehicle plug insert.

Hidden rubber handle 4 movable mounting is in the inside wall of recess 5, and recess 5 is seted up at the upper surface of upper cover 3, and recess 5 internally mounted has end cap 7.

In addition, a reinforcing rib 8 (see fig. 5) is fixedly installed inside the lower shell 2; through 2 internally mounted of casing under have strengthening rib 8, strengthening rib 8 can insulate the wall to the inside electric core of battery package shell 1, can play reinforced (rfd) effect to whole battery package shell 1 simultaneously, effectively promotes overall structure intensity, extension compressive property.

When using, at first assemble battery package shell 1, at first put into casing 2 insidely down with electric core, utilize strengthening rib 8 to insulate to cut off electric core, and utilize strengthening rib 8 can play the effect that promotes structural strength and support, then press upper cover 3 on casing 2 down, and utilize ultrasonic bonding or glue to bond and connect both to fix and constitute battery package shell 1 together, utilize hidden rubber handle 4 to carry out when needs are dismantled and are pulled up battery package shell 1, and utilize to sink to the step form and sink socket 6 in the groove to charge to inside electric core, can utilize maintenance detection mouth 9 to detect the maintenance to electric core simultaneously.

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. A battery plastic shell is characterized in that: including battery package shell (1), battery package shell (1) is including casing (2) and upper cover (3) down, the upper surface of casing (2) is connected with the lower surface of upper cover (3) down, the upper surface of upper cover (3) is provided with hidden rubber handle (4), socket (6) and maintenance and detection mouth (9), hidden rubber handle (4) movable mounting is in the inside wall of recess (5), the upper surface at upper cover (3) is seted up in recess (5), the internally mounted of recess (5) has end cap (7).

2. The battery plastic case of claim 1, wherein: the lower shell (2) and the upper cover (3) are both made of flame-retardant ABS.

3. The battery plastic case of claim 1, wherein: and the interior of the lower shell (2) is fixedly provided with a reinforcing rib (8).

4. The battery plastic case of claim 1, wherein: the lower shell (2) and the upper cover (3) are connected in an ultrasonic welding mode or a glue bonding mode.

5. The battery plastic case of claim 1, wherein: the upper surface of the upper cover (3) is provided with a sinking groove at the position opposite to the socket (6), and the inner wall of the sinking groove is stepped.