CN219393559U

CN219393559U - Power battery pack with waterproof structure and mounting structure thereof

Info

Publication number: CN219393559U
Application number: CN202320311766.6U
Authority: CN
Inventors: 吕文东; 韩炎; 钟振楠
Original assignee: Cornex New Energy Co ltd
Current assignee: Cornex New Energy Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-07-21
Anticipated expiration: 2033-02-24

Abstract

The utility model relates to the technical field of power batteries and discloses a power battery pack with a waterproof structure, which comprises a waterproof outer shell and a power battery body arranged in the waterproof outer shell, wherein the waterproof outer shell is of a top opening structure, an electric insulation inner plate is respectively padded at the contact position of the power battery body and the waterproof outer shell, a top cover return sleeve in sealing connection is arranged at the top of the waterproof outer shell, a waterproof shell top cover in sealing connection is arranged above the top cover return sleeve, and a wire of the power battery body passes through a wire source rubber sleeve arranged on the top cover of the waterproof shell and is connected with a power connector lug. The utility model also discloses a mounting structure of the power battery pack with the waterproof structure. The power battery pack with the waterproof structure and the mounting structure thereof have good waterproof effect and are simple to mount.

Description

Power battery pack with waterproof structure and mounting structure thereof

Technical Field

The utility model relates to the technical field of power batteries, in particular to a power battery pack with a waterproof structure and an installation structure thereof.

Background

The power batteries can provide power, and the power batteries are arranged in groups, so that a power battery pack can be formed. The power battery pack mainly comprises a power battery module, a battery management system, a power battery box and auxiliary components.

At present, when the power battery pack is placed in a closed mode, the outer shell and the shell top cover cannot be effectively closed and sealed, so that an external water source is easy to enter the outer shell, the damage of the inner battery pack is caused, and the shell is not very convenient in the fixed closing process.

Chinese patent (publication date: 2013, 11/06/publication number: CN 203277519U) discloses a waterproof structure for a power battery assembly, comprising: a power battery pack assembly body, a body cover; the main body is provided with a containing cavity, and the power battery pack is contained in the containing cavity; an inward extending arm is arranged on the side edge of the upper end of the main body; the extension arm is provided with a positioning groove; the main body cover is covered on the main body, and ribs extending downwards are arranged around the main body cover; an elastic waterproof strip is arranged in the positioning groove; the main body cover is provided with an opening; a fixing piece passes through the opening and is fixed on the extension arm by the elastic waterproof strip; and an elastic waterproof ring is arranged between the fixing piece and the main body cover. This patent proposes one kind can prevent effectively that outside water source from invading, and dustproof thing and the power battery assembly waterproof construction that the structure is more firm, but it just sets up waterproof strip and waterproof ring simply between main part lid and main part, and waterproof performance is not enough, and installs complicacy.

Disclosure of Invention

The utility model aims to overcome the defects of the technology, and provides the power battery pack with the waterproof structure and the mounting structure thereof, which have good waterproof effect and simple mounting.

In order to achieve the above purpose, the power battery pack with the waterproof structure comprises a waterproof outer shell and a power battery body arranged in the waterproof outer shell, wherein the contact positions of the power battery body and the waterproof outer shell are respectively provided with an electric isolation inner plate in a cushioning mode, so that the power battery pack plays a role in protection, the top of the waterproof outer shell is provided with a top cover return sleeve in sealing connection, and a waterproof shell top cover in sealing connection is arranged above the top cover return sleeve, so that rainwater is effectively prevented from entering while the sealing effect is achieved.

Preferably, the top cover return type cover comprises a return type frame, the external diameter of the return type frame is the same as the external diameter of the waterproof outer shell, two opposite sides of the return type frame are respectively provided with a bolt fixing block extending inwards at the positions close to two ends, the top cover of the waterproof shell comprises a waterproof top cover plate, the external diameter of the waterproof top cover plate is the same as the external diameter of the return type frame, a line source rubber sleeve for a wire to pass through is arranged on the waterproof top cover plate, a vertically downward mosaic plate is respectively arranged at the positions close to the edges below the waterproof top cover plate, slotted holes for embedding the mosaic plates are formed in the return type frame, and four bolt installation holes for bolt installation are formed in the waterproof top cover plate in a matched mode.

Preferably, the bottom end of the mosaic plate is provided with waterproof expansion rubber equal in length with the mosaic plate, and the waterproof expansion rubber effectively expands and seals the connecting gap.

Preferably, the outer wall of the waterproof outer shell is coated with a waterproof coating, so that a waterproof effect is better achieved, and corrosion damage of rainwater to the waterproof outer shell is effectively avoided.

Preferably, the top of the waterproof shell top cover is provided with two carrying handles, the two carrying handles are located on a longer horizontal central axis of the waterproof shell top cover, and the two carrying handles are symmetrically arranged by taking the central point of the waterproof shell top cover as the center.

Preferably, the carrying handle comprises a mounting bottom plate fixedly connected to the top cover of the waterproof shell, a hollow sleeve block is arranged on the mounting bottom plate, and a handle round rod is arranged in the hollow sleeve block and is convenient to carry and move.

Preferably, the waterproof outer shell is of a top opening structure.

Preferably, the wire of the power battery body passes through the wire source rubber sleeve arranged on the top cover of the waterproof shell and is connected with a power connector lug, so that the power battery is convenient to supply power and charge.

The utility model provides a mounting structure of power battery group with waterproof construction, power battery organism is installed inside the waterproof outside casing, top cap return type cover sealing connection is in the top of waterproof outside casing, waterproof casing top cap sealing connection is in on the top cap return type cover.

Preferably, the top cover mold-returning sleeve comprises a mold-returning frame, the outer diameter of the mold-returning frame is identical to the outer diameter of the waterproof outer shell, the inner diameter of the mold-returning frame is identical to the inner diameter of the waterproof outer shell, bolt fixing blocks extending inwards are respectively arranged at positions, close to two ends, of two opposite sides of the mold-returning frame, the top cover of the waterproof shell comprises a waterproof top cover plate, the outer diameter of the waterproof top cover plate is identical to the outer diameter of the mold-returning frame, a line source rubber sleeve for a wire to pass through is arranged on the waterproof top cover plate, a vertically downward mosaic plate is arranged at positions, close to the edges, of the lower side of the waterproof top cover plate, slotted holes for embedding the mosaic plates are respectively arranged on the mold-returning frame, four bolt mounting holes for bolt mounting are respectively inserted into the four mosaic plates, bolts penetrate through the slotted holes and are mounted on the bolt fixing blocks, and the top cover plate and the top cover is realized between the mold-returning sleeve and the waterproof shell

Compared with the prior art, the utility model has the following advantages:

1. the waterproof shell top cover and the top cover return sleeve are arranged, so that the waterproof and waterproof effects are achieved, and meanwhile, the installation is convenient;

2. the mosaic plates and the slotted holes are arranged, so that the positioning of the top cover and the top cover return sleeve of the waterproof shell is facilitated;

3. by arranging the mosaic plates, water sources on two sides are conveniently shielded;

4. through setting up waterproof inflation rubber, can effectively expand sealed connection gap for whole waterproof effectively protects.

Drawings

Fig. 1 is a schematic structural view of a power battery pack with a waterproof structure according to the present utility model;

FIG. 2 is a schematic view of the top cover mold-returning sleeve in FIG. 1;

fig. 3 is a schematic view of the top cover of the waterproof housing of fig. 1;

fig. 4 is a schematic view of the carrying handle in fig. 1.

Reference numerals illustrate:

the waterproof power battery comprises a 1-waterproof outer shell, a 2-power battery body, a 3-electricity-isolating inner plate, a 4-top cover loop, a 5-waterproof shell top cover, a 6-wire, a 7-wire source rubber sleeve, an 8-power connector lug, a 9-loop-shaped frame, a 10-bolt fixing block, a 11-waterproof top cover plate, a 12-mosaic plate, a 13-slot hole, a 14-bolt, a 15-bolt mounting hole, a 16-waterproof expansion rubber, a 17-waterproof coating, a 18-carrying handle, a 19-mounting bottom plate, a 20-hollow sleeve block and a 21-handle round rod.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1, a power battery pack with waterproof structure, including waterproof outside casing 1 and install the power battery organism 2 in waterproof outside casing 1, waterproof outside casing 1 is open-top structure, and power battery organism 2 all fills up with the electric inner panel that separates 3 with the contact position of waterproof outside casing 1, and the top of waterproof outside casing 1 is equipped with sealing connection's top cap return jacket 4, and top cap return jacket 4 top is equipped with sealing connection's waterproof casing top cap 5, and power battery organism 2's wire 6 passes line source gum cover 7 that sets up on waterproof casing top cap 5 and even has power connector lug 8.

In the embodiment, when the power battery body 2 is installed, the power battery body is installed inside the waterproof outer shell 1, the top cover mold-returning sleeve 4 is connected to the top of the waterproof outer shell 1 in a sealing mode, and the top cover 5 of the waterproof shell is connected to the top cover mold-returning sleeve 4 in a sealing mode.

In another embodiment, as shown in fig. 2 and 3, the top cover mold-returning sleeve 4 comprises a mold-returning frame 9, the outer diameter of the mold-returning frame 9 is the same as the outer diameter of the waterproof outer shell 1, two opposite edges of the mold-returning frame 9 close to two ends are respectively provided with a bolt fixing block 10 extending inwards, the waterproof shell top cover 5 comprises a waterproof top cover plate 11, the outer diameter of the waterproof top cover plate 11 is the same as the outer diameter of the mold-returning frame 9, the waterproof top cover plate 11 is provided with a line source rubber sleeve 7 for a wire 6 to pass through, the positions, close to the edges, below the waterproof top cover plate 11 are respectively provided with a vertically downward mosaic plate 12, the mold-returning frame 9 is provided with a slot 13 for the mosaic plate 12 to be embedded, and the waterproof top cover plate 11 is also provided with four bolt mounting holes 15 matched with the bolt fixing blocks 10 for mounting bolts 14.

In the embodiment, during installation, four mosaic plates 12 are respectively inserted into four slotted holes 13, bolts 14 pass through bolt installation holes 15 and are installed on bolt fixing blocks 10, so that sealing connection between top cover return sleeve 4 and top cover 5 of the waterproof shell is realized.

In the above embodiment, the bottom end of mosaic plate 12 is provided with waterproof expansion rubber 16 of equal length as mosaic plate 12, effectively realizing an expansion seal joint gap.

In the embodiment, the outer walls of the waterproof outer shell 1 are coated with the waterproof coating 17, so that the waterproof effect is better achieved, and corrosion damage of rainwater to the waterproof outer shell 1 is effectively avoided.

In addition, as shown in fig. 1 and 4, two carrying handles 18 may be disposed at the top of the waterproof housing top cover 5, where the two carrying handles 18 are located on a longer horizontal central axis of the waterproof housing top cover 5, and are symmetrically disposed with the central point of the waterproof housing top cover 5 as a center, the carrying handles 18 include an installation bottom plate 19 fixedly connected to the waterproof housing top cover 5, a hollow sleeve block 20 is disposed on the installation bottom plate 19, and a handle round rod 21 is disposed in the hollow sleeve block 20, so as to facilitate carrying and moving.

According to the power battery pack with the waterproof structure and the mounting structure thereof, the waterproof shell top cover 5 and the top cover return sleeve 4 are arranged, so that the power battery pack has a sealing waterproof effect and is convenient to mount; the mosaic plates 12 and the slotted holes 13 are arranged, so that the positioning of the waterproof shell top cover 5 and the top cover return sleeve 4 is facilitated; by providing mosaic plates 12, water sources on both sides are conveniently shielded; through setting up waterproof inflation rubber 16, can effectively expand sealed joint gap for whole waterproof effectively protected.

Here, it should be noted that the description of the above technical solution is exemplary, and the present specification may be embodied in different forms and should not be construed as being limited to the technical solution set forth herein. Rather, these descriptions will be provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Furthermore, the technical solution of the utility model is limited only by the scope of the claims.

The shapes, dimensions, ratios, angles, and numbers disclosed for describing aspects of the present specification and claims are merely examples, and thus, the present specification and claims are not limited to the details shown. In the following description, a detailed description of related known functions or configurations will be omitted when it may be determined that the emphasis of the present specification and claims is unnecessarily obscured.

Where the terms "comprising," "having," and "including" are used in this specification, there may be additional or alternative parts unless the use is made, the terms used may generally be in the singular but may also mean the plural.

It should be noted that although the terms "first," "second," "top," "bottom," "one side," "another side," "one end," "the other end," etc. may be used and used in this specification to describe various components, these components and portions should not be limited by these terms. These terms are only used to distinguish one element from another element. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, with top and bottom elements, under certain circumstances, also being interchangeable or convertible with one another; the components at one end and the other end may be the same or different in performance from each other.

In describing positional relationships, for example, when positional sequences are described as "on," "above," "below," and "next," unless words or terms such as "just" or "directly" are used, it is also possible to include cases where there is no contact or contact between them. If a first element is referred to as being "on" a second element, it does not mean that the first element must be located above the second element in the figures. The upper and lower portions of the component will change in response to changes in the angle and orientation of the view. Thus, in the drawings or in actual construction, if it is referred to that a first element is "on" a second element, it can comprise the case that the first element is "under" the second element and the case that the first element is "over" the second element. In describing the time relationship, unless "just" or "direct" is used, a case where there is no discontinuity between steps may be included in describing "after", "subsequent" and "preceding". The features of the various embodiments of the utility model may be combined or spliced with one another, either in part or in whole, and may be implemented in a variety of different configurations as will be well understood by those skilled in the art. Embodiments of the present utility model may be performed independently of each other or may be performed together in an interdependent relationship.

Finally, it should be noted that the above embodiments are merely representative examples of the present utility model. Obviously, the utility model is not limited to the above-described embodiments, but many variations are possible. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model should be considered to be within the scope of the present utility model.

Claims

1. The utility model provides a power battery group with waterproof construction, includes waterproof outside casing (1) and installs power battery organism (2) in waterproof outside casing (1), its characterized in that: the power battery body (2) with the contact position of waterproof outside casing (1) has all filled up and has separated electric inner panel (3), the top of waterproof outside casing (1) is equipped with sealing connection's top cap return type cover (4), top cap return type cover (4) top is equipped with sealing connection's waterproof casing top cap (5).

2. The power battery pack having a waterproof structure as claimed in claim 1, wherein: the top cover return type sleeve (4) comprises a return type frame (9), the external diameter of the return type frame (9) is the same as that of the waterproof outer shell (1), bolt fixing blocks (10) extending inwards are respectively arranged at positions, close to two ends, of the return type frame (9), of two opposite sides of the return type frame (9), the waterproof shell top cover (5) comprises a waterproof top cover plate (11), the external diameter of the waterproof top cover plate (11) is the same as that of the return type frame (9), a line source rubber sleeve (7) for a wire (6) to pass through is arranged on the waterproof top cover plate (11), a vertically downward mosaic plate (12) is arranged at positions, close to the edges, of the lower side of the waterproof top cover plate (11), a groove hole (13) for embedding the mosaic plate (12) is formed in the return type frame (9), and four bolt mounting holes (15) matched with the bolt fixing blocks (10) for mounting bolts (14) are further formed in the waterproof top cover plate (11).

3. The power battery pack having a waterproof structure as claimed in claim 2, wherein: the bottom end of the mosaic plate (12) is provided with waterproof expansion rubber (16) which is equal in length with the mosaic plate (12).

4. A power battery pack having a waterproof structure as claimed in claim 3, wherein: the outer walls of the waterproof outer shell (1) are coated with waterproof coatings (17).

5. The power battery pack having a waterproof structure as claimed in claim 1, wherein: the top of waterproof casing top cap (5) is equipped with two transport handles (18), two transport handles (18) are located on the longer horizontal axis of waterproof casing top cap (5), and use the central point of waterproof casing top cap (5) is the central symmetry setting.

6. The power battery pack having a waterproof structure as claimed in claim 5, wherein: the carrying handle (18) comprises a mounting bottom plate (19) fixedly connected to the waterproof shell top cover (5), a hollow sleeve block (20) is arranged on the mounting bottom plate (19), and a handle round rod (21) is arranged in the hollow sleeve block (20).

7. The power battery pack having a waterproof structure as claimed in claim 1, wherein: the waterproof outer shell (1) is of a top opening structure.

8. The power battery pack having a waterproof structure as claimed in claim 1, wherein: the wire (6) of the power battery body (2) passes through the wire source rubber sleeve (7) arranged on the waterproof shell top cover (5) and is connected with the power connector lug (8).

9. A mounting structure of a power battery pack having a waterproof structure as claimed in claim 1, characterized in that: the power battery body (2) is installed inside the waterproof outer shell (1), the top cover molding sleeve (4) is connected to the top of the waterproof outer shell (1) in a sealing mode, and the top cover (5) of the waterproof shell is connected to the top cover molding sleeve (4) in a sealing mode.

10. The mounting structure of a power battery pack having a waterproof structure as claimed in claim 9, wherein: the top cover return type sleeve (4) comprises a return type frame (9), the outer diameter of the return type frame (9) is the same as that of the waterproof outer shell (1), bolt fixing blocks (10) extending inwards are respectively arranged at positions, close to two ends, of the return type frame (9), of two opposite sides of the return type frame (9), the top cover (5) of the waterproof shell comprises a waterproof top cover plate (11), the outer diameter of the waterproof top cover plate (11) is the same as that of the return type frame (9), a line source rubber sleeve (7) for a wire (6) to pass through is arranged on the waterproof top cover plate (11), a panel (12) which is vertically downwards is arranged at positions, close to the edges, of the lower side of the waterproof top cover plate (11) are respectively provided with a panel (13) embedded in the panel (12), four bolt mounting holes (15) matched with the bolt fixing blocks (10) for mounting bolts (14), and when the four panels (12) are mounted, the four panels (12) are inserted into the groove holes (14) of the top cover (4) to be respectively mounted, and the groove holes (4) are respectively connected with the top cover (4) in a sealing mode.