CN210092175U

CN210092175U - Power battery with high-temperature-resistant plastic package structure

Info

Publication number: CN210092175U
Application number: CN201921081072.8U
Authority: CN
Inventors: 许明生; 周正蓉
Original assignee: Hubei Fung Power Co Ltd
Current assignee: Hubei Fung Power Co Ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-02-18
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses a power battery of high temperature resistant plastic envelope structure, including shell, battery module, the screw has been seted up to the lower extreme of shell, and has inserted buffer structure in the hole of screw, buffer structure comprises double-screw bolt, spiral hole, first spring and cushion, and the upper end of double-screw bolt has seted up the spiral hole, first spring has been inserted in the hole of spiral hole, and the upper end of first spring is provided with the cushion, the shell incasement bottom is provided with the buffer board, and the lower extreme contact buffer structure of buffer board, the upper end of buffer board is provided with battery module, the upper end of shell is provided with high temperature resistant lightweight lid. A power battery of high temperature resistant plastic envelope structure, realize the buffer protection of certain degree through the spring that sets up, conveniently change the spring through the double-screw bolt, be favorable to retrieving the spring and recycle, certain weight can be alleviateed to modified cavity formula lid, certain buffer protection can be played to the spring of cavity.

Description

Power battery with high-temperature-resistant plastic package structure

Technical Field

The utility model relates to a power battery field, in particular to power battery of high temperature resistant plastic envelope structure.

Background

The power battery is a power supply for providing a power source for the tool, and is a storage battery for providing power for electric automobiles, electric trains, electric bicycles and golf carts; in the process of using the power battery, the weight of the power battery is increased due to the use of the metal shell, the using effect is poor, and the power battery is damaged due to the easy damage of the plastic shell when the plastic shell is used.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a power battery of high temperature resistant plastic envelope structure can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a power battery with a high-temperature-resistant plastic package structure comprises a shell and a battery module, wherein a screw hole is formed in the lower end of the shell, a buffer structure is inserted into the screw hole and consists of a stud, a spiral hole, a first spring and a cushion, the spiral hole is formed in the upper end of the stud, the first spring is inserted into the spiral hole, the cushion is arranged at the upper end of the first spring, a buffer plate is arranged at the inner bottom of the shell, the lower end of the buffer plate is in contact with the buffer structure, the battery module is arranged at the upper end of the buffer plate, a high-temperature-resistant lightweight cover body is arranged at the upper end of the shell and consists of a first cover body, a cover groove, a second spring, a first connecting hole, a second cover body and a second connecting hole, the cover groove is formed in the upper end of the first cover body, the second spring is arranged in the cover groove, the first connecting hole is formed in the four corners of the first cover, and the upper end of the first cover body is provided with a second cover body, the four corners of the upper end of the second cover body are provided with second connecting holes, and bolts are inserted into the second connecting holes to penetrate through the second connecting holes and the first connecting holes.

Preferably, the first connecting holes formed at the four corners of the first cover body are aligned with the second connecting holes formed at the four corners of the second cover body, the lower end of the second cover body is provided with a concave groove, and the concave groove formed at the lower end of the second cover body is aligned with the edge of the cover groove.

Preferably, the screw hole that the shell lower extreme was seted up becomes the through-hole setting, and the shell is connected with the double-screw bolt that buffer structure set up through the screw thread, the inside of the cushion is inserted into to the upper end of first spring, and is connected through the adhesive between first spring and the cushion.

Preferably, an arc-shaped ring is arranged at the bottom of the cover groove, the lower end of a second spring connected with the cover groove is inserted into the arc-shaped ring hole, and the second spring is connected with the arc-shaped ring arranged on the cover groove through an adhesive.

Preferably, the lower end of the buffer plate contacts the cushion, and the cushion and the buffer plate are connected through an adhesive.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, through the buffer structure who sets up, realize the buffer protection of certain degree through the spring that sets up, conveniently change the spring through the double-screw bolt, be favorable to retrieving the spring and recycle, through the high temperature resistant lightweight lid of modified, certain weight can be alleviateed to the cavity formula lid of modified, and the spring of cavity can play certain buffer protection.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a power battery with a high-temperature-resistant plastic package structure according to the present invention;

fig. 2 is a schematic view of a high temperature resistant lightweight cover body of a power battery with a high temperature resistant plastic package structure according to the present invention;

fig. 3 is the utility model relates to a power battery's of high temperature resistant plastic envelope structure buffer structure sketch map.

In the figure: 1. a housing; 2. a screw hole; 3. a buffer plate; 4. a buffer structure; 401. a stud; 402. a helical bore; 403. a first spring; 404. a soft cushion; 5. a battery module; 6. a high temperature resistant lightweight cover body; 601. a first cover body; 602. a cover groove; 603. a second spring; 604. a first connection hole; 605. a second cover body; 606. and a second connection hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a power battery with a high temperature resistant plastic package structure comprises a housing 1 and a battery module 5, wherein a screw hole 2 is formed at the lower end of the housing 1, a buffer structure 4 is inserted into the screw hole 2, the buffer structure 4 is composed of a stud 401, a spiral hole 402, a first spring 403 and a cushion 404, the upper end of the stud 401 is provided with the spiral hole 402, the first spring 403 is inserted into the spiral hole 402, the cushion 404 is arranged at the upper end of the first spring 403, a buffer plate 3 is arranged at the inner bottom of the housing 1, the lower end of the buffer plate 3 contacts the buffer structure 4, the battery module 5 is arranged at the upper end of the buffer plate 3, a high temperature resistant lightweight cover 6 is arranged at the upper end of the housing 1, the high temperature resistant lightweight cover 6 is composed of a first cover 601, a cover 602, a second spring 603, a first connection hole 604, a second cover 605 and a second connection hole 606, the upper end of the first cover 601 is provided, and the groove of the cover groove 602 is provided with a second spring 603, the four corners of the first cover 601 are provided with a first connection hole 604, the upper end of the first cover 601 is provided with a second cover 605, the four corners of the upper end of the second cover 605 are provided with a second connection hole 606, and the second connection hole 606 is inserted with a bolt to penetrate through the second connection hole 606 and the first connection hole 604.

A first connecting hole 604 formed at the four corners of the first cover 601 is aligned with a second connecting hole 606 formed at the four corners of the second cover 605, a concave groove is formed at the lower end of the second cover 605, and the concave groove formed at the lower end of the second cover 605 is aligned with the edge of the cover groove 602; the screw hole 2 formed at the lower end of the shell 1 is a through hole, the shell 1 is connected with a stud 401 arranged on the buffer structure 4 through a thread, the upper end of the first spring 403 is inserted into the cushion 404, and the first spring 403 is connected with the cushion 404 through an adhesive; an arc-shaped ring is arranged at the bottom of the cover groove 602, the lower end of a second spring 603 connected with the cover groove 602 is inserted into the arc-shaped ring hole, and the second spring 603 is connected with the arc-shaped ring arranged on the cover groove 602 through an adhesive; the lower end of the cushion plate 3 contacts the cushion 404, and the cushion 404 and the cushion plate 3 are connected by an adhesive.

It should be noted that, when assembling the high temperature resistant light weight cover 6, the power battery of the high temperature resistant plastic package structure of the present invention is assembled, first, the first cover 601 and the second spring 603 are installed, the second spring 603 is placed in the cover 602 formed at the upper end of the first cover 601, the lower end of the second spring 603 is aligned to the arc hole formed at the bottom of the cover 602, the lower end of the second spring 603 passes through the arc hole and is connected to the first cover 601 by using an adhesive, the lower end of the second cover 605 is formed with a concave groove to be aligned to the cover 602 formed at the first cover 601 for covering, the second connection hole 606 formed at the four corners of the second cover 605 is aligned to the first connection hole 604 formed at the four corners of the first cover 601, a bolt is inserted from the upper end of the second connection hole 606 and passes through the first connection hole 604, the second spring 603 connected to the upper end of the cover 602 is compressed in the cover 602 and the concave groove, the connection between the first cover body 601 and the second cover body 605 is realized, then the assembly between the buffer structures 4 is carried out, the lower end of a first spring 403 arranged on the buffer structure 4 is aligned with the upper end of a stud 401, the lower end of the first spring 403 is inserted from a spiral hole 402 formed in the upper end of the stud 401, the first spring 403 is rotated to realize the connection between the first spring 403 and the stud 401, the upper end of the first spring 403 is inserted aligned with a cushion 404, the cushion 404 and the first spring 403 are connected through an adhesive, after the assembly of the buffer structure 4 is completed, the first spring 403 and the cushion 404 arranged on the buffer structure 4 are aligned with a screw hole 2 formed in the lower end of the shell 1 and inserted until the stud 401 contacts the screw hole 2, the stud 401 is rotated to realize the threaded connection between the stud 401 and the shell 1, when the stud 401 is completely rotated into the screw hole 2 formed in the shell 1, the first spring 403 and the cushion 404 extend out to the, the bolt post department that buffer plate 3 lid set up in shell 1, use the bolt to fix its buffer plate 3, battery module 5 passes through the bolt and installs the upper end at buffer plate 3, high temperature resistant lightweight lid 6 lid is in shell 1 upper end, the screw hole of shell 1 four corners department is aimed at to the lower extreme of the bolt that high temperature resistant lightweight lid 6 four corners department is connected inserts, the rotation bolt realizes being connected between high temperature resistant lightweight lid 6 and the shell 1, in the use, when shell 1 lower extreme pressurized, shell 1 lower extreme casing extrusion first spring 403, first spring 403 atress compression, reduce the depth of depression that shell 1 lower extreme casing atress leads to, prevent that the casing bending from leading to the damage of battery module 5 and relevant parts.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a power battery of high temperature resistant plastic envelope structure which characterized in that: including shell (1), battery module (5), screw (2) have been seted up to the lower extreme of shell (1), and the downthehole buffer structure (4) of having inserted of screw (2), buffer structure (4) are by double-screw bolt (401), spiral hole (402), first spring (403) and cushion (404) are constituteed, and spiral hole (402) have been seted up to the upper end of double-screw bolt (401), first spring (403) have been inserted in the downthehole of spiral hole (402), and the upper end of first spring (403) is provided with cushion (404), shell (1) shell inner bottom is provided with buffer board (3), and the lower extreme contact buffer structure (4) of buffer board (3), the upper end of buffer board (3) is provided with battery module (5), the upper end of shell (1) is provided with high temperature resistant lightweight lid (6), and high temperature resistant lightweight lid (6) are by first lid (601), The cover comprises a cover groove (602), a second spring (603), a first connecting hole (604), a second cover body (605) and a second connecting hole (606), wherein the cover groove (602) is formed in the upper end of the first cover body (601), the second spring (603) is arranged in the groove of the cover groove (602), the first connecting hole (604) is formed in the four corners of the first cover body (601), the second cover body (605) is arranged on the upper end of the first cover body (601), the second connecting hole (606) is formed in the four corners of the upper end of the second cover body (605), and the second connecting hole (606) is inserted into a bolt to penetrate through the second connecting hole (606) and the first connecting hole (604).

2. The power battery with the high-temperature-resistant plastic package structure as claimed in claim 1, wherein: the first connecting hole (604) formed in the four corners of the first cover body (601) is aligned with the second connecting hole (606) formed in the four corners of the second cover body (605), the lower end of the second cover body (605) is provided with a concave groove, and the concave groove formed in the lower end of the second cover body (605) is aligned with the edge of the cover groove (602).

3. The power battery with the high-temperature-resistant plastic package structure as claimed in claim 1, wherein: screw (2) that shell (1) lower extreme was seted up become the through-hole setting, and shell (1) is connected through double-screw bolt (401) that screw thread and buffer structure (4) set up, the inside of advancing cushion (404) is inserted to the upper end of first spring (403), and is connected through the adhesive between first spring (403) and the cushion (404).

4. The power battery with the high-temperature-resistant plastic package structure as claimed in claim 1, wherein: the bottom of the cover groove (602) is provided with an arc-shaped ring, the lower end of a second spring (603) connected with the cover groove (602) is inserted into the arc-shaped ring hole, and the second spring (603) is connected with the arc-shaped ring arranged on the cover groove (602) through an adhesive.

5. The power battery with the high-temperature-resistant plastic package structure as claimed in claim 1, wherein: the lower end of the buffer plate (3) is in contact with the cushion (404), and the cushion (404) is connected with the buffer plate (3) through an adhesive.