CN215771404U - Structure for improving wind noise problem of battery pack in operation of new energy automobile - Google Patents
Structure for improving wind noise problem of battery pack in operation of new energy automobile Download PDFInfo
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- CN215771404U CN215771404U CN202121634016.XU CN202121634016U CN215771404U CN 215771404 U CN215771404 U CN 215771404U CN 202121634016 U CN202121634016 U CN 202121634016U CN 215771404 U CN215771404 U CN 215771404U
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- wind noise
- battery pack
- new energy
- barbs
- blocking cover
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- 230000000903 blocking effect Effects 0.000 claims abstract description 23
- 230000002265 prevention Effects 0.000 claims abstract description 17
- 235000001674 Agaricus brunnescens Nutrition 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 238000001746 injection moulding Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 210000003205 muscle Anatomy 0.000 claims description 2
- 208000002925 dental caries Diseases 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 2
- 239000003292 glue Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a structure for improving wind noise of a battery pack in the operation of a new energy automobile, which is a wind noise prevention blocking cover, wherein the wind noise prevention blocking cover comprises a blocking cover body and anti-skidding barbs, the blocking cover body is provided with rectangular plugs and assembling guide ribs, the rectangular plugs are adhered with the anti-skidding barbs, the anti-skidding barbs are clamped with opening cavities I at two ends of a side beam of the battery pack, the front ends of the assembling guide ribs protrude out of other parts of the blocking cover body and are inserted into opening cavities II at two ends of the side beam of the battery pack to seal the side beam of the battery pack, and the wind noise reduction effect is achieved. The wind noise prevention blanking cover comprising the blanking cover body and the anti-skidding barbs is arranged and used for sealing the side beams of the battery pack, so that wind noise of an opening cavity of an automobile is effectively prevented when the automobile runs at a high speed; the assembly guide ribs are arranged, so that a worker can find the position of the plugging cover when blind mounting is carried out, the mounting difficulty is reduced, and the working efficiency is improved; the connection reliability of the anti-slip barb and the plugging cover body is improved by the method of combining the connecting holes and the mushroom nails.
Description
Technical Field
The utility model relates to the field of wind noise prevention accessories, in particular to a structure for improving the wind noise problem of a battery pack in the operation of a new energy automobile.
Background
In recent years, with the increasing of automobile holding capacity, the problem of pollution caused by automobile exhaust to the environment is increasingly increased, so that the development of new energy automobiles with less pollution is an important development direction of automobiles in the future.
In the existing new energy automobiles, the new energy automobiles comprise pure electric automobiles, extended range electric automobiles, hybrid electric automobiles, fuel cell electric automobiles, hydrogen engine automobiles and the like, wherein the pure electric automobiles occupy a large market in the new energy automobiles due to the characteristics of zero emission, high energy utilization rate, wide raw materials and the like, but the endurance of the power batteries used by the new energy automobiles is always a sensitive topic and a difficult problem for the development of the new energy automobiles. In order to provide continuation of the journey of new energy vehicles, vehicles are generally designed into a streamline type so as to reduce wind resistance and wind noise of the whole vehicle.
The battery pack of the new energy automobile in the prior art is provided with a battery pack side edge beam 10 (shown in fig. 1) connected with a chassis, and the battery pack of the electric automobile is connected to a lower automobile body of the electric automobile through bolts or nuts; the battery pack side edge beam is a hollow aluminum alloy profile, two ends of the battery pack side edge beam are in an open and unsealed state (as shown in fig. 2), air can enter the first open cavity 11, the second open cavity 13 and other cavities of the battery pack side edge beam when an automobile runs at a high speed, and accordingly squealing wind noise is generated, namely wind resistance is improved, and noise is generated.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a structure for improving the wind noise problem of a battery pack in the operation of a new energy automobile so as to solve the wind noise problem of the battery pack in the operation of the new energy automobile.
Therefore, the utility model provides a structure for improving the wind noise problem of a battery pack in the operation of a new energy automobile, the structure is a wind noise prevention blocking cover, the wind noise prevention blocking cover comprises a blocking cover body and anti-skidding barbs, the blocking cover body is provided with a rectangular blocking head and assembling guide ribs, the rectangular blocking head is bonded with the anti-skidding barbs, the anti-skidding barbs are clamped with opening cavities I at two ends of a side beam of the battery pack, the front ends of the assembling guide ribs protrude out of other parts of the blocking cover body and are in inserted connection with opening cavities II at two ends of the side beam of the battery pack, and the structure is used for sealing the opening cavities I, the opening cavities II and other cavities on the side beam of the battery pack so as to achieve the wind noise reduction effect.
Further, anti-skidding barb has the multilayer, every layer anti-skidding barb shape is similar with the rectangular pyramid inclined plane, adjacent layer be equipped with vertical strengthening rib between the anti-skidding barb.
Further, the antiskid barb adopts the rubber material that has elasticity and high friction, just the antiskid barb with battery package side roof beam both ends one adopts the interference design.
Further, be equipped with the connecting hole on the lateral wall of rectangle end cap, the mushroom nail has on the anti-skidding barb, the mushroom nail with the connecting hole joint.
Furthermore, the anti-skid barbs are formed by a secondary injection molding method and are connected with the rectangular plugs.
According to the structure for improving the wind noise problem of the battery pack in the operation of the new energy automobile, the wind noise prevention blanking cover comprising the blanking cover body and the anti-skidding barbs is arranged and used for sealing the side edge beam of the battery pack, so that the wind noise of an opening cavity of the automobile is effectively prevented when the automobile runs at a high speed; the vertical reinforcing ribs are arranged to enhance the fastening effect of the anti-skid barbs and effectively prevent the wind noise prevention blocking cover from falling off; the assembly guide ribs are arranged, so that a worker can find the position of the plugging cover when blind mounting is carried out, the mounting difficulty is reduced, and the working efficiency is improved; the connection reliability of the anti-slip barb and the plugging cover body is improved by the method of combining the connecting holes and the mushroom nails.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural diagram of a new energy vehicle battery pack according to the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 along line A-A;
FIG. 3 is an assembly view of the wind noise prevention cap and the battery pack according to the present invention;
FIG. 4 is a schematic structural view of the wind noise prevention cap of the present invention;
FIG. 5 is a sectional view of the wind noise prevention cap of FIG. 4 in an assembled state;
FIG. 6 is an enlarged view of a portion of the rectangular plug of FIG. 5;
FIG. 7 is a schematic structural view of a wind noise prevention cap according to another embodiment of the present invention; and
fig. 8 is a partially enlarged sectional view of a wind noise blocking cover according to another embodiment of the present invention.
Description of the reference numerals
1. Assembling a guide rib; 2. anti-slip barbs; 3. a vertical reinforcing rib; 4. a rectangular plug; 5. connecting holes; 6. mushroom nails; 10. a battery pack side beam; 11. an open cavity I; 12. wind noise prevention blocking cover; 13. and a second opening cavity.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 3, the structure for improving the wind noise problem of the battery pack during the operation of the new energy vehicle is used for sealing two ends of the side beam 10 of the battery pack to prevent air from flowing into the open cavities (including the first inner open cavity 11, the second open cavity 13 and other cavities) on the side beam 10 of the battery pack, so as to improve the wind noise problem generated during the operation of the new energy vehicle.
Specifically, as shown in fig. 4, this structure of making an uproar is made an uproar for preventing wind blanking cover 12, prevent wind blanking cover 12 of making an uproar includes blanking cover body and anti-skidding barb 2, and the blanking cover body has assembly direction muscle 1 and rectangle end cap 4, and anti-skidding barb 2 installs and sets up on rectangle end cap 4 to bond through glue, anti-skidding barb 2 wraps 11 shape phase-matchs in the opening chamber at side roof beam 10 both ends with the battery, and both carry out the joint, and then will prevent wind blanking cover 12 of making an uproar and install on battery package side roof beam 10, reach and reduce the wind effect of making an uproar.
As shown in fig. 4-6, the anti-slip barbs 2 can be formed by a secondary injection molding method and are connected with the rectangular plug 4 into a whole, wherein the plug body is made of engineering plastics; the anti-slip barb 2 adopts the rubber material that has elasticity and high friction to the design is interfered with to the opening chamber 11 at anti-slip barb 2 and battery package side roof beam 10 both ends, and both easy to assemble and dismantlement can also realize fastening antiskid effect, effectively prevents to prevent wind noise blanking cover 12 and drops from opening chamber 11.
Wherein, anti-skidding barb 2 has the multilayer, and every layer of anti-skidding barb 2 shape is similar with the rectangular pyramid inclined plane, is equipped with vertical strengthening rib 3 between the adjacent layer anti-skidding barb 2 to reinforcing anti-skidding barb's fastening effect prevents effectively that the blanking cover 12 of making an uproar from droing of preventing wind.
As shown in fig. 4-5, the blanking cover body has an assembly guide rib 1, the assembly guide rib is in splicing fit with two 13 open cavities on the side beam 10 of the battery pack, the assembly guide rib extends along the vertical direction, and the front end of the assembly guide rib 1 protrudes out of other parts of the blanking cover body, so that a worker can accurately find the mounting position of the wind-proof noise-proof blanking cover 12 during blind assembly, the mounting difficulty is reduced, and the working efficiency is improved.
Wherein, the end cover at the back of the guide rib 1 is arranged in the wind noise prevention blocking cover 12 to block the second opening cavity 13 of the battery pack side edge beam 10, and no squeaking is generated. Because the opening of the second opening cavity 13 is smaller, the anti-skid barbs are not arranged on the assembly guide ribs 1 of the wind noise prevention blocking cover, the opening is covered rather than the second opening cavity 13, and the assembly guide ribs 1 are inserted into the second opening cavity 13 to prevent the rotation effect, so that the covered opening is well ensured not to be covered in place due to the fact that the rotation of the wind shielding cover blocking cover per se is not covered, and then the squealing noise still exists.
In another embodiment, as shown in fig. 7 to 8, a connecting hole 5 is formed in the side wall of the rectangular plug 4, a mushroom nail 6 matched with the connecting hole 5 is arranged on the anti-slip barb 2, the mushroom nail 6 is coated with glue and clamped in the connecting hole 5, so that the rectangular plug 4 and the anti-slip barb 2 are connected together; the connection reliability of the antiskid barb and the plugging cover body can be improved by combining the connecting holes 5 and the mushroom nails 6.
The anti-slip barbs 2 with the mushroom nails 6 can be molded by a secondary injection molding method, and the mushroom nails 6 are clamped in the connecting holes 5 after secondary molding, so that the anti-slip barbs 2 and the rectangular plugs 4 are connected into a whole.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A structure for improving the wind noise problem of a battery pack in the operation of a new energy automobile is characterized in that the structure is a wind noise prevention blocking cover (12), the wind noise prevention blocking cover (12) comprises a blocking cover body and anti-skidding barbs (2), the blocking cover body is provided with a rectangular blocking head (4) and an assembly guide rib (1),
wherein, rectangle end cap (4) with anti-skidding barb (2) bond, just anti-skidding barb (2) and battery package side roof beam (10) the opening chamber one (11) joint at both ends, assembly direction muscle (1) front end protrusion in other parts of blanking cap body, and with battery package side roof beam (10) the opening chamber two (13) at both ends are pegged graft, are used for sealing on battery package side roof beam (10) opening chamber one (11), opening chamber two (13) and other cavitys to reach reduction wind effect of making an uproar.
2. The structure for improving the wind noise problem of the battery pack in the operation of the new energy automobile is characterized in that the anti-slip barbs (2) have multiple layers, each layer of the anti-slip barbs (2) is similar to a rectangular pyramid inclined plane in shape, and vertical reinforcing ribs (3) are arranged between the anti-slip barbs (2) on the adjacent layers.
3. The structure for improving the wind noise problem of the battery pack in the operation of the new energy automobile is characterized in that the anti-slip barbs (2) are made of elastic and high-friction rubber materials, and the anti-slip barbs (2) and the first opening cavities (11) at the two ends of the battery pack side beam (10) are designed in an interference mode.
4. The structure for improving the wind noise problem of the battery pack in the operation of the new energy automobile is characterized in that a connecting hole (5) is formed in the side wall of the rectangular plug (4), a mushroom nail (6) is arranged on the anti-skidding barb (2), and the mushroom nail (6) is connected with the connecting hole (5) in a clamping mode.
5. The structure for improving the wind noise problem of the battery pack in the operation of the new energy automobile according to claim 1 or 4, wherein the anti-slip barbs (2) are formed by a secondary injection molding method and are connected with the rectangular plugs (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121634016.XU CN215771404U (en) | 2021-07-16 | 2021-07-16 | Structure for improving wind noise problem of battery pack in operation of new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121634016.XU CN215771404U (en) | 2021-07-16 | 2021-07-16 | Structure for improving wind noise problem of battery pack in operation of new energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215771404U true CN215771404U (en) | 2022-02-08 |
Family
ID=80105908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121634016.XU Active CN215771404U (en) | 2021-07-16 | 2021-07-16 | Structure for improving wind noise problem of battery pack in operation of new energy automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215771404U (en) |
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2021
- 2021-07-16 CN CN202121634016.XU patent/CN215771404U/en active Active
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