CN221022669U - Fireproof buffer pad with ventilation groove - Google Patents
Fireproof buffer pad with ventilation groove Download PDFInfo
- Publication number
- CN221022669U CN221022669U CN202322807795.4U CN202322807795U CN221022669U CN 221022669 U CN221022669 U CN 221022669U CN 202322807795 U CN202322807795 U CN 202322807795U CN 221022669 U CN221022669 U CN 221022669U
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- CN
- China
- Prior art keywords
- buffer frame
- cavity
- ventilation groove
- buffer
- ventilation
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Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 42
- 239000010445 mica Substances 0.000 claims abstract description 22
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 22
- 239000012790 adhesive layer Substances 0.000 claims abstract description 21
- 239000010410 layer Substances 0.000 claims abstract description 16
- 239000006260 foam Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Secondary Cells (AREA)
Abstract
The utility model discloses a fireproof buffer pad with a ventilation groove, which comprises a buffer frame, two bonding layers and two mica plates, wherein the buffer frame is arranged on the upper surface of the buffer frame; through penetrating the upper surface and the lower surface of the buffer frame to form a cavity, inwards concavely arranging a ventilation groove on one surface of the buffer frame, wherein the ventilation groove is communicated with the cavity and the outside, matching with an adhesive layer which is overlapped on one surface of the buffer frame and covers the ventilation groove, overlapping another adhesive layer on the other surface of the buffer frame, respectively overlapping two mica plates on the surfaces of the corresponding adhesive layers, and simultaneously, the buffer pad with the structure can keep the balance of the cavity and the outside pressure through the ventilation groove when providing enough space for the expansion of the battery cell, the pressure inside the cavity is unchanged in the process of the expansion of the battery cell, the stability of a product is enhanced, the safety performance during use is improved, and convenience is brought to the use of users; and the setting of mica plate can strengthen the fire behavior of blotter, promotes product quality, increase of service life, satisfies current demand.
Description
Technical Field
The utility model relates to the technical field of cushion pads, in particular to a fireproof cushion pad with ventilation grooves.
Background
With the development of social economy and the improvement of living standard of people, new energy automobiles become emerging vehicles and are favored by a plurality of people, and the market share of the new energy automobiles is higher and higher; the new energy automobile has many advantages of saving fuel energy, reducing exhaust emission, effectively protecting environment, having low noise and low use cost, etc. For new energy automobiles, the safety problem of the new energy module (i.e. the battery module) is very critical, and the continuous voyage mileage requirement of the new energy automobile in the market is increased, the capacity of the new energy module is also increased, the energy density is also increased, and the new energy module is dangerous once thermal runaway occurs.
The new energy module comprises a plurality of battery cell structures, each battery cell can be mutually extruded and rubbed due to vibration in the running process of the automobile, the battery cell is easy to damage due to extrusion, the service life of a product is shortened, and the situation that overheat is out of control or even fires can occur due to friction heating, so that a buffer cushion is required to be arranged between adjacent battery cells.
The prior buffer pad is generally of a structure that a cavity is formed in foam, two double-sided tapes are attached to the upper surface and the lower surface of the foam to fix the buffer pad between adjacent electric cores, the structure is simple, the buffer function of the foam can be basically realized, the cavity can provide space for expansion of the electric cores, but in the process of expanding the electric cores, the volume of the cavity of the buffer pad is gradually reduced, air in the cavity is extruded, the pressure in the cavity is increased due to no release of the air, when the pressure exceeds the bonding strength of the double-sided tapes and the buffer pad, the buffer pad is extruded and deformed at the position with weak bonding strength and even is propped against the upper cover and the lower cover of the battery module, so that the battery module is abnormal in projection and scrapped, and has larger potential safety hazards, thereby bringing inconvenience to users; and, the fire behavior of blotter is not good, and the quality of product is general, and life is shorter, can not satisfy current demand. Accordingly, there is a need for improvements to the current cushioning pads.
Disclosure of utility model
In view of the above, the main objective of the present utility model is to provide a fireproof buffer pad with ventilation slots, which can effectively solve the problems of the prior art that the volume of the buffer pad cavity is gradually reduced when the battery cell expands, the pressure in the cavity is increased, the buffer pad can be extruded and deformed and even can be propped against the upper cover and the lower cover of the battery module, so that the battery module protrudes abnormally and is scrapped, a larger potential safety hazard exists, the fireproof performance of the buffer pad is poor, the product quality is general, and the service life is shorter.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
A fireproof buffer cushion with ventilation grooves comprises a buffer frame, two bonding layers and two mica plates; the upper surface and the lower surface of the buffer frame are penetrated to form a cavity, one surface of the buffer frame is concavely provided with a ventilation groove inwards, and the ventilation groove is communicated with the cavity and the outside; one adhesive layer is overlapped on one surface of the buffer frame and covers the ventilation groove, and the other adhesive layer is overlapped on the other surface of the buffer frame; the two mica plates are respectively overlapped and arranged on the surfaces of the corresponding bonding layers, and the mica plates have excellent high-temperature insulation performance, heat resistance and open flame resistance.
As a preferable scheme, the buffer frame is made of foam, and the foam has excellent elasticity, light weight and high tensile strength.
As a preferable scheme, the bonding layer is a double-sided adhesive layer, and the double-sided adhesive layer has good bonding force.
As a preferable scheme, the ventilation groove is arc-shaped.
As a preferable scheme, the buffer frame is square, and the cavity, the bonding layer and the mica plate are square correspondingly.
As a preferable scheme, the number of the ventilation grooves is four, the four ventilation grooves are respectively arranged at the middle positions on the four sides of the buffer frame, and the four ventilation grooves are communicated with the cavity and the outside.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and in particular, the technical scheme can be as follows:
Through penetrating the upper surface and the lower surface of the buffer frame to form a cavity, inwards concavely arranging a ventilation groove on one surface of the buffer frame, wherein the ventilation groove is communicated with the cavity and the outside, one bonding layer is overlapped on one surface of the buffer frame and covers the ventilation groove, the other bonding layer is overlapped on the other surface of the buffer frame, and two mica plates are respectively overlapped on the surfaces of the corresponding bonding layers; and the setting of mica plate can strengthen the fire behavior of blotter, promotes product quality, increase of service life, satisfies current demand.
In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic perspective view of a preferred embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a preferred embodiment of the present utility model;
FIG. 3 is an exploded view of a preferred embodiment of the present utility model.
The attached drawings are used for identifying and describing:
10. Buffer frame 11, cavity
12. Breathable groove 20, adhesive layer
30. Mica plate.
Detailed Description
Referring to fig. 1 to 3, a preferred embodiment of the present utility model is shown, which includes a buffer frame 10, two adhesive layers 20, and two mica boards 30.
The upper and lower surfaces of the buffer frame 10 are penetrated to form a cavity 11, one surface of the buffer frame 10 is concavely provided with a ventilation groove 12, and the ventilation groove 12 is communicated with the cavity 11 and the outside; in this embodiment, the buffer frame 10 is made of foam, which has excellent elasticity, light weight and high tensile strength; the ventilation groove 12 is arc-shaped; the buffer frame 10 is square, and the cavity 11 is square correspondingly; the number of the ventilation grooves 12 is four, the four ventilation grooves 12 are respectively arranged at the middle positions on the four sides of the buffer frame 10, and the four ventilation grooves 12 are communicated with the cavity 11 and the outside.
One adhesive layer 20 is overlapped and arranged on one surface of the buffer frame 10 and covers the ventilation groove 12, and the other adhesive layer 20 is overlapped and arranged on the other surface of the buffer frame 10; in this embodiment, the adhesive layer 20 is a double-sided adhesive layer, and the double-sided adhesive layer has good adhesion; the adhesive layer 20 is square.
The two mica plates 30 are respectively overlapped and arranged on the surfaces of the corresponding bonding layers 20, and the mica plates 30 have excellent high-temperature insulation performance, heat resistance and open flame resistance; in this embodiment, the mica board 30 is square.
The manufacturing and assembling process of the embodiment is as follows:
Firstly, a buffer frame 10 having a cavity 11 and a ventilation groove 12 is cut, and two double-sided adhesive tapes and two mica boards 30 are cut; next, a double-sided tape is attached to one surface of the buffer frame 10 and covers the ventilation slot 12, the release paper is torn off to form an adhesive layer 20, another double-sided tape is attached to the other surface of the buffer frame 10, and the release paper is torn off to form another adhesive layer 20; then, the two mica boards 30 are respectively superimposed and arranged on the surfaces of the corresponding adhesive layers 20.
When the battery cell buffer is used, the buffer cushion is fixedly arranged between two adjacent battery cells, and the buffer frame 10 is arranged to ensure that the buffer cushion has excellent buffer performance; the cavity 11 is arranged to absorb the expansion deformation of the battery core; the ventilation grooves 12 can accelerate the circulation rate of air, keep the balance between the cavity 11 and the external pressure, avoid the damage of the buffer cushion caused by the increase of the internal pressure of the cavity 11 when the battery cells expand and squeeze the cavity 11, and take away part of heat between the battery cells; the mica boards 30 are provided to provide the cushioning pad with high temperature insulation, heat resistance, and open flame resistance.
The design focus of the utility model is that:
Through penetrating the upper surface and the lower surface of the buffer frame to form a cavity, inwards concavely arranging a ventilation groove on one surface of the buffer frame, wherein the ventilation groove is communicated with the cavity and the outside, one bonding layer is overlapped on one surface of the buffer frame and covers the ventilation groove, the other bonding layer is overlapped on the other surface of the buffer frame, and two mica plates are respectively overlapped on the surfaces of the corresponding bonding layers; and the setting of mica plate can strengthen the fire behavior of blotter, promotes product quality, increase of service life, satisfies current demand.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the technical solutions of the present utility model.
Claims (6)
1. A fire protection cushion having a ventilation slot, characterized in that: comprises a buffer frame, two bonding layers and two mica plates; the upper surface and the lower surface of the buffer frame are penetrated to form a cavity, one surface of the buffer frame is concavely provided with a ventilation groove inwards, and the ventilation groove is communicated with the cavity and the outside; one adhesive layer is overlapped on one surface of the buffer frame and covers the ventilation groove, and the other adhesive layer is overlapped on the other surface of the buffer frame; the two mica plates are respectively overlapped and arranged on the surfaces of the corresponding bonding layers.
2. The fire protection cushion with ventilation slots of claim 1, wherein: the buffer frame is made of foam.
3. The fire protection cushion with ventilation slots of claim 1, wherein: the bonding layer is a double-sided adhesive layer.
4. The fire protection cushion with ventilation slots of claim 1, wherein: the ventilation groove is arc-shaped.
5. The fire protection cushion with ventilation slots of claim 1, wherein: the buffer frame is square, and the cavity, the bonding layer and the mica plate are square correspondingly.
6. The breathable grooved fire protection cushion according to claim 5, wherein: the four air-permeable grooves are respectively arranged at the middle positions on the four sides of the buffer frame, and are communicated with the cavity and the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322807795.4U CN221022669U (en) | 2023-10-18 | 2023-10-18 | Fireproof buffer pad with ventilation groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322807795.4U CN221022669U (en) | 2023-10-18 | 2023-10-18 | Fireproof buffer pad with ventilation groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221022669U true CN221022669U (en) | 2024-05-28 |
Family
ID=91171165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322807795.4U Active CN221022669U (en) | 2023-10-18 | 2023-10-18 | Fireproof buffer pad with ventilation groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221022669U (en) |
-
2023
- 2023-10-18 CN CN202322807795.4U patent/CN221022669U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |