CN215008344U

CN215008344U - Lithium battery protection board with protecting against shock structure

Info

Publication number: CN215008344U
Application number: CN202121495511.7U
Authority: CN
Inventors: 陈如意; 罗佳林
Original assignee: Shenzhen Nanguang Tonghua Electronics Co ltd
Current assignee: Shenzhen Nanguang Tonghua Electronics Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2021-12-03
Anticipated expiration: 2031-07-01

Abstract

The utility model relates to a lithium battery technology field discloses a lithium battery protection shield with protecting against shock structure, which comprises a plate body, the surface of plate body is provided with a plurality of metal frames, the inside of metal frame is provided with the installation component, the installation component includes mounting groove and erection column, the mounting groove is seted up in the terminal surface of plate body, the bottom of metal frame with the mounting groove block is connected, the erection column symmetry set up in the top face of metal frame, the confession has been seted up on the surface of metal frame the erection column male groove that runs through, run through the inner wall in groove with the surface of erection column closely laminates. The utility model discloses an installation component of design is convenient for dismantle the installation to the metal frame, and the later stage of being convenient for carries out the battery maintenance, and easy operation is convenient, is convenient for protect lithium battery protection shield through the protection component of design, and protecting against shock effect is better for the life extension of lithium cell.

Description

Lithium battery protection board with protecting against shock structure

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium cell protection shield with protecting against shock structure.

Background

The lithium battery protection board protects the charging and discharging of the series lithium battery pack, so that the battery is not over-discharged, over-charged or over-flowed and output short circuit is avoided. But current lithium battery protection board is when using, and the metal frame protects some battery element on lithium battery protection board surface, installs fixedly through small-size bolt in the installation of earlier stage, and the operation is inconvenient, also can cause the damage to the metal frame simultaneously to current lithium battery protection board does not have better protecting against shock structure, makes the lithium cell on lithium battery protection board surface receive the impact easily and causes the damage, and life shortens, has certain limitation.

Accordingly, a lithium battery protection panel having an impact-resistant structure is provided by those skilled in the art to solve the problems set forth in the above background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium battery protection shield with protecting against shock structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery protection plate with an impact-resistant structure comprises a plate body, wherein a plurality of metal frames are arranged on the surface of the plate body, an installation assembly is arranged inside each metal frame and comprises an installation groove and an installation column, the installation groove is formed in the top end surface of the plate body, the bottom of each metal frame is clamped and connected with the installation groove, the installation columns are symmetrically arranged on the top end surface of the metal frame, a through groove for the installation column to be inserted is formed in the surface of each metal frame, the inner wall of the through groove is tightly attached to the surface of the installation column, the end part of each installation column extends into the metal frame, a limiting clamping groove is symmetrically formed in the bottom of the installation groove, a limiting head is arranged at the bottom of each installation column and is clamped and connected with the limiting head, and the side edge surface of the limiting head is extruded and attached to the inner wall of the limiting clamping groove, the mounting post is characterized in that a groove is formed in the top end face of the mounting post, and a limiting pull ring is arranged inside the groove.

As a further aspect of the present invention: the tip of plate body is provided with protection component, protection component is protruding including protection piece and rubber, protection piece cover is located the four corners department of plate body, the rubber protruding evenly set up in the inside surface of protection piece for lithium battery protection shield is difficult for receiving impact damage.

As a further aspect of the present invention: the width of the opening of the mounting groove is equal to the length of the metal frame, and the cross section of the metal frame is in an inverted U shape, so that the metal frame is convenient to mount.

As a further aspect of the present invention: the cross section of the mounting column is rectangular, and the depth of the inner wall of the through groove is one fourth of the length of the mounting column.

As a further aspect of the present invention: the cross section of the limiting head is I-shaped, the width of the top end face of the limiting head is twice of the width of the opening of the through groove, and the mounting column is convenient to limit and fix.

As a further aspect of the present invention: the longitudinal section of the protection block is in the shape of a right triangle, and the width of the opening of the protection block is equal to the thickness of the plate body.

As a further aspect of the present invention: the protruding terminal surface of rubber is the cambered surface, the protruding thickness of rubber does the ten tenth of protection piece opening part width is convenient for the protection piece with the plate body is connected firmly.

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

1. the metal frame is convenient to disassemble and assemble through the designed installation assembly, the battery is convenient to overhaul at the later stage, the operation is simple and convenient, and the practicability is better;

2. the protection component is convenient for protect the lithium battery protection board through the design, and the impact-proof effect is better, so that the battery is not easy to be damaged, and the service life of the lithium battery is prolonged.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a schematic structural view of a protection block of the present invention;

FIG. 3 is a schematic view of the installation structure of the metal frame of the present invention;

FIG. 4 is an enlarged view of area A of FIG. 3;

fig. 5 is an enlarged schematic view of the region B in fig. 3.

In the figure: 1. a plate body; 2. a metal frame; 3. a guard assembly; 4. mounting the component; 31. a protection block; 32. a rubber bulge; 41. mounting grooves; 42. mounting a column; 43. a through groove; 44. a limiting clamping groove; 45. a limiting head; 46. a groove; 47. and a limiting pull ring.

Detailed Description

Referring to fig. 1 to 5, in an embodiment of the present invention, a lithium battery protection plate with an anti-impact structure includes a plate body 1, a plurality of metal frames 2 are disposed on a surface of the plate body 1, a mounting assembly 4 is disposed inside the metal frames 2, the mounting assembly 4 includes a mounting groove 41 and a mounting post 42, the mounting groove 41 is disposed on a top end surface of the plate body 1, a bottom of the metal frame 2 is connected to the mounting groove 41 in a snap-fit manner, a width of an opening of the mounting groove 41 is equal to a length of the metal frame 2, a cross section of the metal frame 2 is in an inverted "U" shape, so as to facilitate mounting of the metal frame 2, the mounting post 42 is symmetrically disposed on the top end surface of the metal frame 2, a through groove 43 for inserting the mounting post 42 is disposed on a surface of the metal frame 2, an inner wall of the through groove 43 is tightly attached to a surface of the mounting post 42, a cross section of the mounting post 42 is in a rectangular shape, a depth of an inner wall of the through groove 43 is one quarter of the length of the mounting post 42, the tip of erection column 42 extends to the inside of metal frame 2, spacing draw-in groove 44 has been seted up to the bottom symmetry of mounting groove 41, the bottom of erection column 42 is provided with spacing head 45, spacing head 45 is transversal personally submits "worker" shape, the top end face width of spacing head 45 is the twice of running through groove 43 opening part width, be convenient for carry on spacing fixedly to erection column 42, spacing draw-in groove 44 is connected with spacing first 45 block, the side surface of spacing head 45 and the inner wall extrusion laminating of spacing draw-in groove 44, the top end face of erection column 42 is seted up flutedly 46, the inside of recess 46 is provided with spacing pull ring 47.

In fig. 1 and 2: the tip of plate body 1 is provided with protection component 3, protection component 3 includes protection piece 31 and the protruding 32 of rubber, the four corners department of plate body 1 is located to protection piece 31 cover, the longitudinal section of protection piece 31 is right angled triangle, the opening part width of protection piece 31 is equal with the thickness of plate body 1, the protruding 32 of rubber evenly sets up in the inside surface of protection piece 31, make the lithium battery protection shield be difficult for receiving impact damage, the terminal surface of the protruding 32 of rubber is the cambered surface, the thickness of the protruding 32 of rubber is the ten minutes of the opening part width of protection piece 31, it is firm to be connected with plate body 1 to be convenient for protection piece 31.

The utility model discloses a theory of operation is: when the maintenance is carried out at the later stage, firstly a thin rod is taken to move towards the inside of the groove 46, then one end of the rod is hooked on the limiting pull ring 47, then the rod is moved again, so that the mounting column 42 moves towards the top of the through groove 43, meanwhile, the mounting column 42 can drive the limiting head 45 to move towards the top of the limiting clamping groove 44, at the moment, the surface of the limiting head 45 can be extruded with the inner wall of the limiting clamping groove 44 until the limiting head 45 is completely separated from the limiting clamping groove 44, then the mounting column 42 is pulled to move, so that the top end surface of the limiting head 45 is extruded and attached to the top end surface of the inside of the metal frame 2, at the moment, the mounting column 42 can drive the metal frame 2 to be separated from the inside of the mounting groove 41, at the moment, the maintenance is carried out again, the operation is simple and convenient, and the working efficiency is improved;

when installation protection piece 31, it is fixed only to promote protection piece 31 to the right angle department block of plate body 1 for the protruding 32 terminal surface of rubber and the surperficial extrusion laminating of plate body 1, thereby make protection piece 31 fixed mounting, simple easy operation also makes the lithium battery protection shield possess the effect of protecting against shock simultaneously.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a lithium battery protection shield with protecting against shock structure, includes plate body (1), its characterized in that, the surface of plate body (1) is provided with a plurality of metal frames (2), the inside of metal frame (2) is provided with installation component (4), installation component (4) include mounting groove (41) and erection column (42), installation groove (41) are seted up in the top face of plate body (1), the bottom of metal frame (2) with mounting groove (41) block is connected, erection column (42) symmetry set up in the top face of metal frame (2), the surface of metal frame (2) is seted up and is supplied erection column (42) male through groove (43), the inner wall that passes through groove (43) with the surface of erection column (42) closely laminates, the tip of erection column (42) extends to the inside of metal frame (2), spacing draw-in groove (44) have been seted up to the bottom symmetry of mounting groove (41), the bottom of erection column (42) is provided with spacing head (45), spacing draw-in groove (44) with spacing head (45) block is connected, the side surface of spacing head (45) with the inner wall extrusion laminating of spacing draw-in groove (44), the top end face of erection column (42) is seted up flutedly (46), the inside of recess (46) is provided with spacing pull ring (47).

2. The lithium battery protection plate with an impact-resistant structure is characterized in that a protection component (3) is arranged at the end of the plate body (1), the protection component (3) comprises a protection block (31) and rubber protrusions (32), the protection block (31) is sleeved at four corners of the plate body (1), and the rubber protrusions (32) are uniformly arranged on the inner surface of the protection block (31).

3. The lithium battery protection plate with an impact-resistant structure as claimed in claim 1, wherein the width of the opening of the mounting groove (41) is equal to the length of the metal frame (2), and the cross section of the metal frame (2) is in an inverted "U" shape.

4. The lithium battery protection plate with an impact-proof structure as claimed in claim 1, wherein the cross section of the mounting post (42) is rectangular, and the depth of the inner wall of the through groove (43) is one quarter of the length of the mounting post (42).

5. The lithium battery protection plate with an impact-proof structure as claimed in claim 1, wherein the limiting head (45) has an "i" shape in cross section, and the width of the top end surface of the limiting head (45) is twice as wide as the opening of the through groove (43).

6. The lithium battery protection plate with an impact-proof structure as claimed in claim 2, wherein the longitudinal section of the protection block (31) is a right triangle, and the width of the opening of the protection block (31) is equal to the thickness of the plate body (1).

7. The lithium battery protection plate with an impact-proof structure as claimed in claim 2, wherein the end face of the rubber protrusion (32) is a cambered surface, and the thickness of the rubber protrusion (32) is one tenth of the width of the opening of the protection block (31).