CN215342757U

CN215342757U - Plate fixing mechanism, protection mechanism and power battery

Info

Publication number: CN215342757U
Application number: CN202121504980.0U
Authority: CN
Inventors: 李恒旭; 孙永刚; 闵忠国; 万家明
Original assignee: Neusoft Reach Automotive Technology Shenyang Co Ltd
Current assignee: Neusoft Reach Automotive Technology Shenyang Co Ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-12-28
Anticipated expiration: 2031-07-02

Abstract

The utility model provides a plate fixing mechanism, a protection mechanism and a power battery, relating to the technical field of power batteries, wherein the plate fixing mechanism comprises: the first foam pad, the second foam pad, the connecting piece and the bracket; the first foam pad is inserted into the mounting hole of the second foam pad, and an annular groove is formed between the convex ring part of the first foam pad and the second foam pad; the support butt is in the cotton one side of filling up the back of leaving the ring channel of second bubble, and the support passes through the connecting piece and is connected with first bubble cotton pad. The plate fixing mechanism provided by the utility model can not only buffer the fireproof mica plate in the direction vertical to the plate surface, but also can buffer the fireproof mica plate by the first foam pad arranged in the inner ring of the annular groove, so that the tearing effect of vibration impact on the fireproof mica plate is reduced, and the buffering effect on the fireproof mica plate is improved.

Description

Plate fixing mechanism, protection mechanism and power battery

Technical Field

The utility model relates to the technical field of power batteries, in particular to a plate fixing mechanism, a protection mechanism and a power battery.

Background

In the past, the fireproof mica plates in the power batteries are generally fixed by rigid connection, so that the mica plates are easily damaged by vibration and impact. And a gasket is arranged between the fixed support and the fireproof mica plate, and the vibration impact of vibration on the fireproof mica plate is relieved through the gasket. However, the impact on the fireproof mica plate not only has acting force along the direction perpendicular to the plate surface, but also has the tearing action on the fireproof mica plate, so that the fireproof mica plate still has the risk of being damaged due to vibration impact.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plate fixing mechanism, a protection mechanism and a power battery, so as to relieve the impact of external vibration on a plate in the prior art.

In a first aspect, the present invention provides a panel fixing mechanism, including: the first foam pad, the second foam pad, the connecting piece and the bracket;

the first foam pad is inserted into the mounting hole of the second foam pad, and an annular groove is formed between the convex ring part of the first foam pad and the second foam pad;

the support butt is in the second bubble is cotton fills up one side of keeping away from the ring channel, just the support passes through the connecting piece with first bubble is cotton fills up and is connected.

With reference to the first aspect, the present disclosure provides a first possible implementation manner of the first aspect, wherein the elastic coefficient of the first foam pad is different from the elastic coefficient of the second foam pad.

With reference to the first aspect, the present invention provides a second possible implementation manner of the first aspect, wherein the connecting member includes: a bolt and a nut;

the bolt passes first bubble cotton pad with the support, the nut with bolted connection, the end butt of bolt in first bubble cotton pad, the nut butt is in the support deviates from one side of second bubble cotton pad.

With reference to the first aspect, the present disclosure provides a third possible implementation manner of the first aspect, wherein the bracket includes: a first extension, a second extension, and a third extension;

the second extension part is connected between the first extension part and the third extension part, the first extension part is vertical to the second extension part, and the second extension part is vertical to the third extension part;

the first extension part is connected with the first foam pad through the connecting piece.

In a second aspect, the present invention provides a guard mechanism comprising: a fire-proof mica plate and the plate fixing mechanism provided by the first aspect;

the first foam pad penetrates through the fireproof mica plate, and the fireproof mica plate is clamped in the annular groove between the convex ring part and the second foam pad.

In combination with the second aspect, the present invention provides a first possible implementation manner of the second aspect, wherein the convex ring part is pressed between the connecting member and the fireproof mica plate, and the convex ring part is compressed and elastically deformed.

In combination with the second aspect, the present invention provides a second possible implementation manner of the second aspect, wherein the portion of the first foam pad inserted into the fireproof mica plate has a tendency to expand in the radial direction.

In combination with the second aspect, the present invention provides a third possible embodiment of the second aspect, wherein the second foam pad is compressed between the fire-proof mica board and the bracket, and the second foam pad is compressed and elastically deformed.

In combination with the second aspect, the present invention provides a fourth possible embodiment of the second aspect, wherein the fire-proof mica board comprises: a fourth extension, a fifth extension, and a sixth extension;

the fifth extension part is connected between the fourth extension part and the sixth extension part, the fourth extension part is perpendicular to the fifth extension part, and the fifth extension part is perpendicular to the sixth extension part.

In a third aspect, the utility model provides a power battery, which comprises the plate fixing mechanism provided in the first aspect.

The embodiment of the utility model has the following beneficial effects: adopt first bubble cotton pad to insert and locate in the mounting hole of the cotton pad of second bubble, form the ring channel between the bulge loop portion of the cotton pad of first bubble and the cotton pad of second bubble, the support butt is in the cotton one side of backing off the ring channel of second bubble, and the support passes through the connecting piece and is connected with the cotton pad of first bubble, can install the mica board of preventing fires in the ring channel, first bubble is cotton fills up and the cotton pad of second bubble not only can carry out the bradyseism to the mica board of preventing fires in the direction of perpendicular to face, and the first bubble of ring channel inner circle is filled up and also can be produced the bradyseism effect to the mica board of preventing fires, and then reduce the effect of tearing of vibration impact to the mica board of preventing fires, the bradyseism effect to the mica board of preventing fires has been improved.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or related technologies, the drawings used in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic view of a protection mechanism according to an embodiment of the present invention.

Icon: 100-a first foam pad; 110-a collar portion; 200-a second foam pad; 300-a connector; 310-a bolt; 320-a nut; 400-a scaffold; 410-a first extension; 420-a second extension; 430-a third extension; 500-fireproof mica plate; 510-a fourth extension; 520-a fifth extension; 530-sixth extension.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. 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. The term "physical quantity" in the formula, unless otherwise noted, is understood to mean a basic quantity of a basic unit of international system of units, or a derived quantity derived from a basic quantity by a mathematical operation such as multiplication, division, differentiation, or integration.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in fig. 1, a panel fixing mechanism according to an embodiment of the present invention includes: a first foam pad 100, a second foam pad 200, a connecting member 300 and a bracket 400;

the first foam pad 100 is inserted into the mounting hole of the second foam pad 200, and an annular groove is formed between the convex ring part 110 of the first foam pad 100 and the second foam pad 200;

the bracket 400 abuts on the side of the second foam pad 200 departing from the annular groove, and the bracket 400 is connected with the first foam pad 100 through the connecting piece 300.

Specifically, the first foam pad 100 inserted in the fire-retardant mica plate 500 can generate a vibration-damping effect in the transverse direction, so as to damp the vibration impact on the fire-retardant mica plate 500 in the transverse direction. In addition, fire prevention mica plate 500 can be by spacing in the ring channel between protruding ring portion 110 and the cotton pad 200 of second bubble, and protruding ring portion 110 and the cotton pad 200 of second bubble can slow down the vertical impact that fire prevention mica plate 500 received, adopt plate fixed establishment installation fire prevention mica plate 500, have improved the bradyseism effect to fire prevention mica plate 500.

In the embodiment of the present invention, the elastic coefficient of the first foam pad 100 is different from the elastic coefficient of the second foam pad 200.

Specifically, the elastic coefficient of the first foam pad 100 and the elastic coefficient of the second foam pad 200 can be increased, decreased and matched according to actual use conditions, and when the fireproof mica plate 500 is subjected to a difference between upward impact force and downward impact force, the first foam pad 100 and the second foam pad 200 can be correspondingly changed and combined through the elastic coefficients, so that a cushioning effect can be better exerted on the fireproof mica plate 500.

Further, the connector 300 includes: a bolt 310 and a nut 320;

the bolt 310 penetrates through the first foam pad 100 and the bracket 400, the nut 320 is connected with the bolt 310, the end of the bolt 310 abuts against the first foam pad 100, and the nut 320 abuts against one side of the bracket 400, which is far away from the second foam pad 200.

Specifically, the first foam pad 100 and the bracket 400 may be clamped between the end cap of the bolt 310 and the nut 320 by tightening the nut 320. Thereby clamping the fire proof mica board 500 between the convex ring part 110 and the second foam pad 200, thereby ensuring the fire proof mica board 500 to be stably installed.

Further, the bracket 400 includes: a first extension 410, a second extension 420, and a third extension 430;

the second extension part 420 is connected between the first extension part 410 and the third extension part 430, the first extension part 410 is perpendicular to the second extension part 420, and the second extension part 420 is perpendicular to the third extension part 430;

the first extension 410 is connected to the first foam pad 100 by the connection member 300.

Specifically, the first extension 410 is bent toward the first direction relative to the second extension 420, the third extension 430 is bent away from the first extension 410 relative to the second extension 420, the first extension 410 is connected to the fire-proof mica plate 500 through the connection member 300, and the second extension 420 is supported between the first extension 410 and the third extension 430.

Example two

As shown in fig. 1, the protection mechanism provided in the embodiment of the present invention includes: the fire-proof mica plate 500 and the plate fixing mechanism provided in the first embodiment;

the first foam pad 100 passes through the fire-resistant mica board 500, and the fire-resistant mica board 500 is clamped in the annular groove between the convex ring portion 110 and the second foam pad 200.

The protection machanism that this embodiment provided possesses plate fixed establishment's technological effect, has improved fire prevention mica plate 500's installation stability to slowed down the vibration that fire prevention mica plate 500 received, no longer repeated here.

In the embodiment of the present invention, the convex ring portion 110 is pressed between the connecting member 300 and the fire proof mica board 500, and the convex ring portion 110 is compressed and elastically deformed.

The convex ring part 110 is compressed, so that the elastic force of the convex ring part 110 is increased, and the cushioning effect of the convex ring part 110 on the fireproof mica plate 500 is further improved.

Further, the part of the first foam pad 100 inserted into the fireproof mica plate 500 has a tendency of expanding along the radial direction, and the first foam pad 100 compressed along the radial direction cushions the fireproof mica plate 500, so that the tearing impact on the fireproof mica plate 500 is relieved.

Further, the second foam pad 200 is pressed between the fire-retardant mica plate 500 and the bracket 400, and the second foam pad 200 is compressed and elastically deformed, and the fire-retardant mica plate 500 is elastically pressed by the second foam pad 200, thereby cushioning the fire-retardant mica plate 500 in the longitudinal direction.

Further, the fire-proof mica board 500 includes: a fourth extension 510, a fifth extension 520, and a sixth extension 530; the fifth extension part 520 is connected between the fourth extension part 510 and the sixth extension part 530, the fourth extension part 510 is perpendicular to the fifth extension part 520, and the fifth extension part 520 is perpendicular to the sixth extension part 530. Specifically, the sixth extension 530 is connected to the bracket 400, and is supported between the fourth extension 510 and the sixth extension 530 by the fifth extension 520, thereby ensuring stability of the fourth extension 510.

EXAMPLE III

As shown in fig. 1, a power battery provided by an embodiment of the present invention includes a plate fixing mechanism provided by the first embodiment. The power battery adopts the plate fixing mechanism to install the fireproof mica plate 500, so that the vibration impact on the fireproof mica plate 500 is reduced, and the anti-seismic performance of the protection mechanism is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A panel attachment mechanism, comprising: the first foam pad (100), the second foam pad (200), the connecting piece (300) and the bracket (400);

the first foam cotton pad (100) is inserted into the mounting hole of the second foam cotton pad (200), and an annular groove is formed between the convex ring part (110) of the first foam cotton pad (100) and the second foam cotton pad (200);

the support (400) abuts against one side, which is far away from the annular groove, of the second foam pad (200), and the support (400) is connected with the first foam pad (100) through the connecting piece (300).

2. The panel fixing mechanism according to claim 1, wherein the elastic coefficient of the first foam pad (100) is different from the elastic coefficient of the second foam pad (200).

3. The panel fixing mechanism according to claim 1, wherein the connecting member (300) comprises: a bolt (310) and a nut (320);

the bolt (310) passes first bubble cotton pad (100) with support (400), nut (320) with bolt (310) are connected, the end butt of bolt (310) in first bubble cotton pad (100), nut (320) butt is in support (400) deviate from one side of second bubble cotton pad (200).

4. The panel fixing mechanism according to claim 1, wherein the bracket (400) comprises: a first extension (410), a second extension (420), and a third extension (430);

the second extension (420) is connected between the first extension (410) and the third extension (430), the first extension (410) is perpendicular to the second extension (420), and the second extension (420) is perpendicular to the third extension (430);

the first extension part (410) is connected with the first foam pad (100) through the connecting piece (300).

5. A guard mechanism, comprising: a fire resistant mica board (500) and the board fixation mechanism of any one of claims 1-4;

the first foam pad (100) penetrates through the fireproof mica plate (500), and the fireproof mica plate (500) is clamped in the annular groove between the convex ring part (110) and the second foam pad (200).

6. The protection mechanism according to claim 5, wherein the convex ring part (110) is squeezed between the connector (300) and the fire proof mica plate (500), and the convex ring part (110) is compressed and elastically deformed.

7. Guard mechanism according to claim 5, characterized in that the portion of the first foam pad (100) inserted into the fire resistant mica plate (500) has a tendency to expand radially.

8. The shielding mechanism according to claim 5, wherein the second foam pad (200) is compressed between the fire proof mica plate (500) and the bracket (400), and the second foam pad (200) is compressed and elastically deformed.

9. The protection mechanism according to claim 5, wherein the fire-resistant mica boards (500) comprise: a fourth extension (510), a fifth extension (520), and a sixth extension (530);

the fifth extension (520) is connected between the fourth extension (510) and the sixth extension (530), the fourth extension (510) is perpendicular to the fifth extension (520), and the fifth extension (520) is perpendicular to the sixth extension (530).

10. A power cell, characterized in that the power cell comprises the panel fixing mechanism according to any one of claims 1 to 4.