CN216734135U - Reinforcing film and car - Google Patents
Reinforcing film and car Download PDFInfo
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- CN216734135U CN216734135U CN202122432885.0U CN202122432885U CN216734135U CN 216734135 U CN216734135 U CN 216734135U CN 202122432885 U CN202122432885 U CN 202122432885U CN 216734135 U CN216734135 U CN 216734135U
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- rubber sheet
- reinforcing
- reinforcing rubber
- sawtooth edge
- sawtooth
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Abstract
The utility model discloses a reinforcing rubber sheet and an automobile. Wherein the two sides of the reinforcing rubber sheet are respectively provided with a first sawtooth edge and a second sawtooth edge, and the tooth grooves of the first sawtooth edge are matched with the tooth grooves of the second sawtooth edge and can be meshed with each other in a seamless manner. The automobile can reduce the weight of the reinforcing rubber sheet without influencing the reinforcing efficiency and meeting the same specification requirement by sticking the reinforcing rubber sheet, thereby effectively reducing the production cost of the reinforcing rubber sheet.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to a reinforcing film and an automobile.
Background
The light weight of the automobile is an effective way to save energy and reduce pollution. The common scheme for reducing the weight of the automobile body is to improve the automobile structure, reduce the material thickness, thin-wall the outer plate, hollowing the structural part and the like. However, the local rigidity of the vehicle body is reduced due to the thinning of the steel plate, noise and resonance are easily generated at the positions of a vehicle door, a roof, a side wall and the like during the driving of the vehicle, the impact energy absorption is reduced when accidental collision occurs, and passengers are easily injured. The application principle, the effect and the test of the reinforcement film can keep or improve the collision protection performance of the automobile under the condition of reducing the weight of the automobile body, and become an important part of the design of the automobile body. The areas of the top cover, the four doors, the back door and the like of the automobile must use reinforced films, and the areas cause high use amount and cost rise. At present, regular quadrilateral reinforced films are widely used in China, for example, Chinese patents with publication numbers of CN203142580U and publication dates of 2013.8.21: the reinforcement film that this patent was used is square, and after toasting, film edge stress concentration led to the panel beating to under the specification setting condition, the material was used many, and is with high costs.
SUMMERY OF THE UTILITY MODEL
The utility model provides a reinforcing film and an automobile, wherein the weight of the reinforcing film can be reduced without influencing the reinforcing efficiency and meeting the same specification requirement by sticking the reinforcing film on the automobile, and the production cost of the reinforcing film is effectively reduced.
The technical scheme of the utility model is as follows:
the utility model provides a reinforcement film, the both sides of reinforcement film are equipped with first sawtooth limit and second sawtooth limit respectively, the tooth's socket on first sawtooth limit with the tooth's socket phase-match on second sawtooth limit can mutual seamless interlock.
The reinforcing rubber sheet is mainly made of weight, and under the condition of the same specification and the same material, the two ends of the regular quadrilateral wide edge of the reinforcing rubber sheet are cut into saw-teeth shapes, so that the weight of the reinforcing rubber sheet is reduced, and the cost of parts is effectively reduced. And because the sawtooth edges are adopted at the two sides, the phenomenon of stress concentration at the edges of the rubber sheet can be avoided.
When the reinforcing rubber sheet is produced, the first sawtooth edge of the reinforcing rubber sheet can be seamlessly meshed with the second sawtooth edge of another reinforcing rubber sheet, the two reinforcing rubber sheets can be separated only by cutting once, the step distance between the two reinforcing rubber sheets can be effectively shortened, and the production cost is saved.
Furthermore, the tooth sockets of the first sawtooth edge and the second sawtooth edge are both trapezoidal, and the tooth socket of the first sawtooth edge and the tooth socket of the second sawtooth edge are arranged in a staggered mode.
Make two reinforcement films link together through two trapezoidal sawtooth edges interlock each other, can make the joint strength reinforcing between two reinforcement films of connecting the bonding on the car, be difficult for deviating from, the reinforcement efficiency of reinforcing reinforcement film.
Further, the depth of the tooth space of the first sawtooth edge and the depth of the tooth space of the second sawtooth edge are both 5% of the length of the reinforced rubber sheet. The reinforcing effect of the reinforcing films is ensured, the step pitch during the production of the two reinforcing films can be shortened, and the production cost is saved.
Furthermore, a plurality of air hole grooves are formed in the reinforcing rubber sheet, so that air is discharged conveniently during pasting, and the bonding stability is enhanced.
Further, the air hole groove is a cross air hole groove, so that the bonding strength is ensured, and meanwhile, the phenomenon that the structural strength of the reinforcing rubber sheet is influenced due to overlarge opening is avoided.
Furthermore, the air hole grooves are uniformly distributed on the reinforcing film.
Further, the reinforcing rubber sheet comprises a functional layer and an adhesive layer covering the functional region.
Furthermore, the bonding layer is made of epoxy resin rubber.
Furthermore, the functional layer adopts a multilayer glass fiber framework to enhance the structural strength of the reinforced film.
The utility model also provides an automobile which comprises the reinforcing rubber sheet, wherein the reinforcing rubber sheet is bonded to the automobile door or ceiling or the engine outer plate or the side wall outer plate of the automobile.
The utility model has the beneficial effects that:
the utility model cuts the two ends of the regular quadrilateral wide edge of the reinforced film into sawteeth under the condition of meeting the required specification. After baking, the phenomenon of film edge stress concentration can not occur, and the weight of the reinforcing film can be reduced without influencing the reinforcing efficiency and meeting the specification requirement, so that the production cost of the reinforcing film is effectively reduced.
Drawings
FIG. 1 is a schematic view of the construction of the reinforced film of the present invention;
FIG. 2 is a schematic view of two reinforcing strips joined together;
in the figure: the reinforcing rubber sheet 1, a first sawtooth edge 101, a second sawtooth edge 102 and an air hole groove 103.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Example 1:
as shown in figures 1 and 2, a reinforcing rubber sheet, two sides of the reinforcing rubber sheet 1 are respectively provided with a first sawtooth edge 101 and a second sawtooth edge 102, and the tooth spaces of the first sawtooth edge 101 are matched with the tooth spaces of the second sawtooth edge 102, so that the first sawtooth edge 101 and the second sawtooth edge 102 can be meshed with each other in a seamless manner. During production, the first sawtooth edge 101 of the reinforcing film 1 and the second sawtooth edge 102 of the other reinforcing film 1 are connected together in a seamless occlusion manner, and only once cutting is needed, so that the two reinforcing films 1 can be separated, the step distance between the two reinforcing films 1 can be effectively shortened, and the production cost is saved.
The cost of the reinforced film 1 is mainly based on the weight, and under the condition of the same specification and the same material, the utility model cuts the two ends of the regular quadrilateral wide edge of the reinforced film 1 into saw-teeth shapes, thereby reducing the weight of the reinforced film 1 and effectively reducing the part cost. And because the sawtooth edges are adopted at the two sides, the phenomenon of stress concentration at the edges of the rubber sheet can be avoided.
In this embodiment, the tooth spaces of the first sawtooth side 101 and the second sawtooth side 102 are both trapezoidal, and the tooth spaces of the first sawtooth side 101 and the second sawtooth side 102 are arranged in a staggered manner. Make two reinforcement films 1 link together through two trapezoidal sawtooth edges interlock each other, can make the joint strength reinforcing between two reinforcement films 1 that connect the bonding on the car, be difficult for deviating from, strengthen reinforcement film 1's reinforcement efficiency.
In this embodiment, the depth of the tooth grooves of the first serrated edge 101 and the second serrated edge 102 is 5% of the length of the reinforcing rubber sheet 1 (a in fig. 1 indicates the length of the reinforcing rubber sheet). During production, the step distance of two reinforcing films 1 can be shortened by 1 and 5 percent, the step distance of three reinforcing films 1 can be shortened by 2 and 5 percent, the step distance of four reinforcing films 1 can be shortened by 3 and 5 percent, … … 21 reinforcing films 1 can be shortened by 20 and 5 percent, and the production cost of 1 reinforcing film 1 can be saved by calculating 21 reinforcing films 1 to be connected. Therefore, the reinforcing effect of the reinforcing rubber sheets 1 is ensured, and the design of the reinforcing rubber sheets can shorten the step distance between the two reinforcing rubber sheets 1 during production, thereby effectively saving the production cost.
In this embodiment, the reinforcing rubber sheet 1 is provided with a plurality of air hole grooves 103, and the air hole grooves 103 are uniformly arranged and distributed on the reinforcing rubber sheet 1. The air hole groove 103 is convenient for air discharge during pasting, and enhances the bonding stability. Wherein, the air hole groove 103 is a cross air hole groove, which can avoid the influence of the overlarge opening on the structural strength of the reinforcing rubber sheet 1 while ensuring the bonding strength.
In this embodiment, the reinforcing film 1 includes a functional layer and an adhesive layer covering the functional region, the adhesive layer is made of epoxy resin rubber, and the functional layer is made of a multi-layer glass fiber skeleton, so as to enhance the structural strength of the reinforcing film.
The utility model also provides an automobile, which comprises the reinforced rubber sheet 1, wherein the reinforced rubber sheet 1 is bonded on the automobile door or ceiling or engine outer plate or side wall outer plate or other required places.
The utility model cuts the two ends of the regular quadrilateral wide edge of the reinforced rubber sheet 1 into sawteeth under the condition of meeting the required specification. After baking, the phenomenon of film edge stress concentration can not occur, the weight of the reinforcing film 1 can be reduced without influencing the reinforcing efficiency and meeting the specification requirement, and the production cost of the reinforcing film 1 is effectively reduced.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. A reinforcing rubber sheet is characterized in that a first sawtooth edge (101) and a second sawtooth edge (102) are respectively arranged on two sides of the reinforcing rubber sheet (1), and tooth sockets of the first sawtooth edge (101) are matched with tooth sockets of the second sawtooth edge (102) and can be meshed with each other in a seamless mode;
the tooth grooves of the first sawtooth edge (101) and the second sawtooth edge (102) are both trapezoidal, and the tooth grooves of the first sawtooth edge (101) and the second sawtooth edge (102) are arranged in a staggered mode; the reinforcing rubber sheet (1) is provided with a plurality of air hole grooves (103).
2. The reinforcing rubber sheet according to claim 1, characterized in that the depth of the tooth grooves of the first and second serrated edges (101, 102) is 5% of the length of the reinforcing rubber sheet (1).
3. The reinforcing rubber sheet according to claim 1, wherein the vent grooves (103) are cross vent grooves.
4. The reinforced rubber sheet according to claim 1, wherein a plurality of the air hole grooves (103) are uniformly distributed on the reinforced rubber sheet (1).
5. The reinforcing rubber sheet according to claim 1, wherein the reinforcing rubber sheet (1) comprises a functional layer and an adhesive layer covering the functional layer.
6. The reinforced rubber sheet of claim 5, wherein the adhesive layer is made of epoxy resin rubber.
7. The reinforced rubber sheet of claim 5, wherein the functional layer is a multi-layer fiberglass skeleton.
8. An automobile, characterized by comprising the reinforcing rubber sheet (1) as claimed in any one of claims 1 to 7, wherein the reinforcing rubber sheet (1) is bonded to a door or a ceiling or an engine outer panel or a quarter outer panel of the automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122432885.0U CN216734135U (en) | 2021-10-08 | 2021-10-08 | Reinforcing film and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122432885.0U CN216734135U (en) | 2021-10-08 | 2021-10-08 | Reinforcing film and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216734135U true CN216734135U (en) | 2022-06-14 |
Family
ID=81922092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122432885.0U Active CN216734135U (en) | 2021-10-08 | 2021-10-08 | Reinforcing film and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216734135U (en) |
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2021
- 2021-10-08 CN CN202122432885.0U patent/CN216734135U/en active Active
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