CN221437921U - EPP automobile guard board with sound insulation and absorption functions - Google Patents
EPP automobile guard board with sound insulation and absorption functions Download PDFInfo
- Publication number
- CN221437921U CN221437921U CN202323280446.8U CN202323280446U CN221437921U CN 221437921 U CN221437921 U CN 221437921U CN 202323280446 U CN202323280446 U CN 202323280446U CN 221437921 U CN221437921 U CN 221437921U
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- Prior art keywords
- sound insulation
- epp
- automobile
- plate
- guard plate
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- 238000009413 insulation Methods 0.000 title claims abstract description 24
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 22
- 239000003063 flame retardant Substances 0.000 claims abstract description 15
- -1 polyethylene Polymers 0.000 claims abstract description 7
- 239000004698 Polyethylene Substances 0.000 claims abstract description 6
- 229920000573 polyethylene Polymers 0.000 claims abstract description 6
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 6
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 6
- 238000002955 isolation Methods 0.000 claims description 13
- 229920000742 Cotton Polymers 0.000 claims description 8
- 229920006346 thermoplastic polyester elastomer Polymers 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 abstract description 24
- 239000011241 protective layer Substances 0.000 abstract description 12
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000006261 foam material Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000703 anti-shock Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004200 deflagration Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Abstract
The utility model discloses an EPP automobile guard board with sound insulation and absorption functions, and relates to the technical field of automobile guard boards. Compared with the existing EPP automobile guard plate with the functions of sound insulation and sound absorption, the EPP automobile guard plate has the advantages that the guard plate is blown by wind and rain for a long time outside, a protective layer made of polyethylene materials has good corrosion resistance and abrasion resistance and scratch resistance, the automobile guard plate is protected, a flame retardant layer made of polyvinyl chloride materials can be extinguished slowly when a fire occurs, the life safety of a driver is protected, and when an automobile is impacted, the buffer plate of a buffer zone plays an energy absorption role, and the integrity of an automobile structure is protected.
Description
Technical Field
The utility model relates to the technical field of automobile guard plates, in particular to an EPP automobile guard plate with sound insulation and absorption functions.
Background
EPP is totally called as foaming polypropylene, is a novel foam material, has performance superior to that of a common foam material, has larger advantages in anti-shock, compression resistance and buffering, and has wider application range due to higher mechanical strength, such as the field of automobile manufacturing, and the buffering performance of the EPP material comprises an automobile bumper, an automobile side shock-proof core, an EPP automobile left rear foot pad, an automobile head pillow pad and the like. In order to reduce the injury to personnel in the vehicle, the materials of the parts such as the bumper and the like have rigidity and elastic properties, so that the external impact can be blocked, the buffer effect can be realized during the impact, the EPP material has high strength, good elastic properties and high stability, and is not easy to deform, and the EPP material is an ideal buffer material.
The utility model discloses an EPP car backplate with sound insulation sound absorption function, this EPP car backplate with sound insulation sound absorption function's advantage lies in through when the abatvoix damages, through not hard up inboard push pedal, drive one side of locating sleeve skew abatvoix, can drive the abatvoix of damaging the position and replace, install the abatvoix simultaneously inboard of inboard push pedal, can be after the inside of acoustic wave transmission to the EPP car backplate body, the acoustic wave passes through the abatvoix, can drive the recess of abatvoix inside bending, can drive the sound wave and absorb, thereby play the sound absorption and handle, noise abatement's effect, but this EPP car backplate with sound insulation sound absorption function does not consider the backplate body of car backplate after the erosion of rainwater for a long time can become extremely fragile, and can fire when receiving high temperature, and also can not guarantee driver's safety when receiving the striking.
Accordingly, in view of the above, an EPP car fender having a sound insulation and absorption function has been proposed, which is an improvement against the conventional structural shortcomings.
Disclosure of utility model
The utility model aims to provide an EPP automobile guard board with sound insulation and absorption functions, so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the EPP automobile guard plate with the sound insulation and absorption functions comprises a guard plate body, wherein a flame-retardant layer is arranged at the lower end of the guard plate body and is made of polyvinyl chloride materials, a protective layer is arranged on the lower surface of the flame-retardant layer, the protective layer is made of polyethylene materials, a buffer area is arranged at the lower end of the guard plate body, and a buffer plate is fixedly arranged in the buffer area.
Preferably, an isolation groove is formed in the edge of the upper surface of the guard plate body, and water-absorbing cotton is filled in the isolation groove.
Preferably, the upper surface and the lower surface both sides of backplate body are fixed and are provided with the fixed block, the fixed slot has been seted up to the upper surface of fixed block.
Preferably, the lower surface of the protective layer is fixedly provided with a heat dissipation hole, and the center of the upper surface of the protective plate body is fixedly provided with a bonding layer.
Preferably, three pairs of ventilation holes are formed in the left side and the right side of the upper surface of the laminating layer, and the laminating layer is made of thermoplastic polyester elastomer materials.
Preferably, the lower surface of the attaching layer is provided with a sound absorbing plate, and the lower surface of the sound absorbing plate is provided with a sound insulating plate.
Preferably, the inside of backplate body is fixed and is provided with the division board, and the division board is located between division board and the buffer area.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, through the arrangement of the guard plate body, the flame-retardant layer, the protective layer, the buffer zone and the buffer plate, the guard plate body of the automobile is windy and rainy for a long time outside, the protective layer made of polyethylene material has good corrosion resistance, wear resistance and scratch resistance, and plays a role in protecting the guard plate of the automobile, the flame-retardant layer made of polyvinyl chloride material can be extinguished slowly when the automobile is on fire, so that the life safety of a driver is protected, and the buffer plate of the buffer zone plays a role in absorbing energy when the automobile is impacted, so that the integrity of the automobile structure is protected;
2. According to the utility model, through the arrangement of the isolation groove, the absorbent cotton, the fixing block and the fixing groove, the fixing block is fixed on the automobile through the fixing groove by bolts, rain water enters at the contact part of the guard plate and the automobile, and the absorbent cotton in the isolation groove absorbs nearby water to prevent long-time accumulated water from causing oxidation and rust on metal parts on the automobile;
3. According to the utility model, through the arrangement of the bonding layer, the sound absorbing plate and the sound insulating plate, the bonding layer is made of thermoplastic polyester elastomer material, the sound absorbing plate has good bending resistance, the noise generated by contact with the automobile when the sound absorbing plate is stressed to be bent is small, the sound absorbing plate can absorb external noise, the sound insulating plate has an isolation effect on external noise, and the sound absorbing plate can effectively reduce the noise in the automobile and has good sound insulating and absorbing functions.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;
FIG. 2 is a schematic overall sectional view of the present utility model;
FIG. 3 is a schematic view of the overall bottom view structure of the present utility model;
Fig. 4 is a schematic view showing the structure of the protective layer and the flame retardant layer of the present utility model from the bottom.
In the figure: 1. a guard plate body; 2. a protective layer; 3. a flame retardant layer; 4. a buffer area; 5. a buffer plate; 6. a partition plate; 7. a sound insulation board; 8. a sound absorbing panel; 9. a bonding layer; 10. ventilation holes; 11. a heat radiation hole; 12. an isolation groove; 13. a water-absorbing cotton; 14. a fixed block; 15. a fixing groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in figures 1-4, an EPP automobile guard board with sound insulation and absorption functions comprises a guard board body 1, wherein a flame retardant layer 3 is arranged at the lower end of the guard board body 1, the flame retardant layer 3 is made of polyvinyl chloride materials, a protective layer 2 is arranged on the lower surface of the flame retardant layer 3, the protective layer 2 is made of polyethylene materials, a buffer area 4 is arranged at the lower end of the guard board body 1, a buffer board 5 is fixedly arranged in the buffer area 4, the automobile guard board body 1 blows and rains for a long time, the protective layer 2 made of the polyethylene materials has good corrosion resistance, wear resistance and scratch resistance, and plays a role in protecting an automobile guard board, the flame retardant layer 3 made of the polyvinyl chloride materials can be extinguished slowly when a fire occurs, the life safety of a driver is protected, and the buffer board 5 of the buffer area 4 plays a role in absorbing energy when the automobile is impacted, and the integrity of an automobile structure is protected.
As shown in fig. 1-2, an isolation groove 12 is formed at the edge of the upper surface of the guard plate body 1, water absorbing cotton 13 is filled in the isolation groove 12, fixing blocks 14 are fixedly arranged on two sides of the upper surface and the lower surface of the guard plate body 1, fixing grooves 15 are formed on the upper surface of the fixing blocks 14, the fixing blocks 14 are fixed on an automobile through the fixing grooves 15 by bolts, rainwater enters a place where the guard plate contacts the automobile, and the water absorbing cotton 13 in the isolation groove 12 absorbs nearby water to prevent long-time accumulated water from causing oxidation and rust on metal parts on the automobile.
As shown in fig. 1-2, the lower surface of the protective layer 2 is fixedly provided with a heat dissipation hole 11, the center of the upper surface of the protective plate body 1 is fixedly provided with a bonding layer 9, three pairs of ventilation holes 10 are formed in the left side and the right side of the upper surface of the bonding layer 9, the bonding layer 9 is made of thermoplastic polyester elastomer materials, the lower surface of the bonding layer 9 is provided with a sound absorbing plate 8, the lower surface of the sound absorbing plate 8 is provided with a sound insulating plate 7, the inside of the protective plate body 1 is fixedly provided with a separation plate 6, the separation plate 6 is positioned between the sound insulating plate 7 and the buffer zone 4, the bonding layer 9 is made of thermoplastic polyester elastomer materials, the protective plate has good bending resistance, noise generated by contact with an automobile when being bent under stress is small, the sound absorbing plate 8 can absorb external noise, the sound absorbing plate 7 plays an isolating role on external noise, and the sound absorbing plate 7 can effectively reduce noise inside the automobile and has a good sound insulating function.
Further, the heat dissipation holes 11 and the air holes 10 are staggered in position to be matched with each other for use, so that a heat dissipation function is achieved for an engine in front of an automobile, and the isolation plate 6 divides the guard plate into two parts and plays a role in preventing collision and sound insulation to a certain extent.
Working principle: when using this EPP car backplate with sound insulation sound absorption function, at first fix the backplate on the car with the bolt through fixed slot 15, the outer inoxidizing coating 2 of backplate prevents external rainwater erosion, plays the guard plate guard action, and fire-retardant layer 3 has good self-extinguishing nature can prevent the car deflagration, buffer board 5 in buffer zone 4 can reduce the injury that external striking caused to the car, play energy-absorbing cushioning effect, after the backplate is installed, backplate and car contact position if there is the inflow of moisture, the cotton 13 that absorbs water in the isolation groove 12 on the backplate absorbs moisture, prevent that the rainwater from eroding the vehicle. This is the working principle of the EPP automobile guard board with sound insulation and absorption functions.
The examples of the present utility model are presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. The utility model provides an EPP car backplate with sound insulation and sound absorption function, includes backplate body (1), its characterized in that, the lower extreme of backplate body (1) is equipped with fire-retardant layer (3), and fire-retardant layer (3) are polyvinyl chloride material constitution, the lower surface of fire-retardant layer (3) is provided with inoxidizing coating (2), inoxidizing coating (2) are polyethylene material constitution, buffer (4) have been seted up to the lower extreme of backplate body (1), buffer (4) inside fixed buffer board (5) that are provided with.
2. The EPP automobile guard plate with the sound insulation and absorption functions according to claim 1, wherein an isolation groove (12) is formed in the edge of the upper surface of the guard plate body (1), and water-absorbing cotton (13) is filled in the isolation groove (12).
3. The EPP automobile guard plate with the sound insulation and absorption functions according to claim 1, wherein fixing blocks (14) are fixedly arranged on two sides of the upper surface and the lower surface of the guard plate body (1), and fixing grooves (15) are formed in the upper surface of the fixing blocks (14).
4. The EPP automobile guard plate with the sound insulation and absorption functions according to claim 1, wherein the radiating holes (11) are fixedly formed in the lower surface of the guard plate body (2), and the attaching layer (9) is fixedly arranged in the center of the upper surface of the guard plate body (1).
5. The EPP automobile guard board with sound insulation and absorption functions according to claim 4, wherein three pairs of ventilation holes (10) are formed in the left side and the right side of the upper surface of the attaching layer (9), and the attaching layer (9) is made of thermoplastic polyester elastomer materials.
6. The EPP car fender with sound insulation and absorption function according to claim 5, wherein the lower surface of the attaching layer (9) is provided with a sound absorbing plate (8), and the lower surface of the sound absorbing plate (8) is provided with a sound insulating plate (7).
7. The EPP car fender with sound insulation and absorption function according to claim 1, wherein the inside of the fender body (1) is fixedly provided with a separation plate (6), and the separation plate (6) is located between the sound insulation plate (7) and the buffer zone (4).
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221437921U true CN221437921U (en) | 2024-07-30 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |