CN211223331U - Lower skin assembly, bumper assembly and automobile comprising same - Google Patents
Lower skin assembly, bumper assembly and automobile comprising same Download PDFInfo
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- CN211223331U CN211223331U CN201921962726.8U CN201921962726U CN211223331U CN 211223331 U CN211223331 U CN 211223331U CN 201921962726 U CN201921962726 U CN 201921962726U CN 211223331 U CN211223331 U CN 211223331U
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- lower skin
- connection
- assembly
- bracket
- bumper
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Abstract
The utility model discloses a lower covering assembly, bumper assembly and contain its car. The lower skin assembly includes a lower skin and a cradle having: the first connecting surface is connected with the lower skin and is a vertical surface; and the second connecting surface is connected with the first connecting surface and forms an included angle larger than 0 with the first connecting surface, and a connecting hole for connecting the spare tire metal plate is arranged on the second connecting surface. The lower skin and the bracket are integrally formed. The bumper assembly includes a bumper and a lower skin assembly attached to the bumper. The automobile comprises a bumper assembly, a spare tire metal plate and an automobile body, wherein the spare tire metal plate is connected to the second connecting surface, and the bumper assembly is connected to the automobile body. The lower skin and the bracket can be integrally processed through a set of die, so that the forming cost of independently manufacturing the bracket and the connection cost of connecting the bracket and the lower skin are saved, the cost is reduced, and the cost of connecting the bumper assembly and the vehicle body is reduced. Accordingly, the manufacturing cost of the automobile is also low.
Description
Technical Field
The utility model relates to an automotive filed, in particular to covering assembly, bumper assembly and contain its car down.
Background
Bumper assemblies in automobiles typically include a bumper and a lower skin attached to the bumper, and in the prior art, there are two ways to attach the bumper assembly to the body. Wherein, the first connection mode is as follows: the sheet metal bracket is connected to the vehicle body, and then the lower skin of the bumper assembly is connected to the sheet metal bracket. The second connection mode is as follows: and a plastic bracket is welded on the lower skin and then connected to the vehicle body. The sheet metal support and the plastic support in the two connection modes are both used for being connected to the spare tire sheet metal to support the spare tire sheet metal. And both of the above two approaches involve the following problems:
(1) regarding the molding cost of the sheet metal bracket or the plastic bracket, the sheet metal bracket or the plastic bracket needs to be processed separately, and certain molding cost is needed;
(2) regarding the cost of connecting the sheet metal bracket or the plastic bracket with the lower skin, connecting the lower skin to the sheet metal bracket or the plastic bracket needs to be realized in a separate process, and needs a connecting structure, which needs a certain connecting cost.
From the above, the prior art method for connecting the bumper assembly to the vehicle body has the disadvantage of high cost.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a lower covering assembly, bumper assembly and contain its car in order to overcome among the prior art bumper assembly and the car body coupling have the higher defect of cost.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
a lower skin assembly, comprising a lower skin and a cradle, the cradle having:
the first connecting surface is connected to the lower skin and is a vertical surface;
the second connecting surface is connected with the first connecting surface, an included angle larger than 0 is formed between the second connecting surface and the first connecting surface, and a connecting hole used for connecting a spare tire metal plate is formed in the second connecting surface;
wherein the lower skin and the bracket are integrally formed.
In this scheme, skin and support can form through a set of mould integrated into one piece processing down, compare in prior art, saved the shaping cost that the support was made alone and realized the support and the cost of being connected of skin down, the cost is reduced, and then be favorable to reducing the cost of bumper assembly and the automobile body connection including skin assembly down.
Preferably, the portion of the lower skin, which is used for being connected with the first connecting surface, is provided with a first connecting portion, a turnover portion and a second connecting portion which are connected in sequence, the second connecting portion is connected with the first connecting surface, and the first connecting surface is rotated relative to the lower skin through folding of the turnover portion so as to realize switching of the bracket relative to the lower skin between a first position state and a second position state;
when the bracket is in the second position state, the first connecting surface is a vertical surface and is fixed on the lower skin in a detachable connection mode, the turnover part is in a folded state, and the second connecting part is attached to the first connecting part;
when the bracket is in the first position state, the overturning part is in an extending state;
the first connection face is rotated with respect to the lower skin by an angle greater than 0 and less than 180 °.
In the scheme, when the bracket and the lower skin are demoulded, the bracket is in the first position state, and when the bracket and the lower skin are connected in place to be connected to a vehicle body, the bracket is in the second position state. If the holder is ejected from the mold with the holder in the second position, the processing is difficult. By adopting the structure, the bracket is demoulded together with the lower skin in the first position state, and the bracket is turned to the second position state after the demould, so that the processing of the lower skin assembly is facilitated, and the cost is further reduced. In addition, the fixing of the first connecting surface to the lower skin when the bracket is in the second position advantageously prevents the flip-back of the flip portion from making it impossible to hold the bracket in the second position more reliably when necessary.
Preferably, when the bracket is in the second position, the first connecting surface is in snap connection, adhesive connection or threaded connection with the lower skin.
In the scheme, according to actual needs, a proper connection mode can be selected for connection between the first connection surface and the lower skin, and further cost reduction is facilitated.
Preferably, a buckle is arranged at a position, adjacent to the first connecting portion, on the lower skin, and a clamping groove adapted to the buckle is arranged on the first connecting surface.
In this scheme, buckle and draw-in groove can increase in addition after skin and support shaping down and establish on the first connecting surface of corresponding skin and support down, also can with the direct integrated into one piece of skin and support down. Wherein, the lower skin and the bracket are integrally formed, which is more favorable for further reducing the cost.
Preferably, the lower skin includes a main body portion and a portion for connection with the first connection face, and a ratio of a thickness of the turning portion to a thickness of the main body portion of the lower skin ranges from 1/3 to 1/2.
In this scheme, if the thickness of upset portion is too big, then the upset portion is difficult for folding, and then is difficult for making first connecting surface rotatory or upset for lower covering. If the thickness of upset portion is if the undersize, though make the upset portion easily fold, and then make the connection face of being convenient for overturn for lower covering, the upset portion makes intensity lower because the thickness undersize, and when the final back of being connected to the automobile body of covering assembly, the easy fracture of upset portion part, and then the intensity of covering assembly and automobile body connection under the easy influence.
Preferably, the thickness of the first connecting portion and the thickness of the second connecting portion are both smaller than the thickness of the main body portion and larger than the thickness of the turning portion.
In the scheme, compared with the thickness of the main body part, the thicknesses of the first connecting part and the second connecting part are weakened, so that on one hand, the folding of the turnover part is more convenient to realize; on the other hand, when the turnover part is made too narrow or for other reasons cannot be folded efficiently to the desired extent, the turnover of the first connection face relative to the lower skin can also be facilitated by the first connection portion and the portion of the second connection portion adjacent to the turnover part.
Preferably, the first connecting portion is of a stepped structure, and a plurality of reinforcing ribs are arranged on a stepped surface of the first connecting portion at intervals.
In the scheme, on one hand, the arrangement of the reinforcing ribs can improve the strength of the first connecting part, and the first connecting part is prevented from being broken after the lower skin assembly is finally connected to the automobile body; on the other hand, the arrangement of the reinforcing ribs is beneficial to preventing the overturning part from being excessively folded.
Preferably, the first connection face is rotated by an angle of 90 ° with respect to the lower skin.
The utility model also provides a bumper assembly, including the bumper, its characteristics lie in, bumper assembly still includes above-mentioned covering assembly down, down the covering connect in the bumper.
In the scheme, the manufacturing cost of the lower skin assembly is lower, so that the manufacturing cost of the bumper assembly is correspondingly lower, and the connecting cost of the bumper assembly and the vehicle body is reduced.
The utility model also provides a car, including spare tyre panel beating and automobile body, its characteristics lie in, the car still includes above-mentioned bumper assembly, the spare tyre panel beating passes through the connecting hole connect in the second is connected the face, the bumper assembly connect in the automobile body.
In the scheme, the connecting cost of the bumper assembly and the automobile body is low, so that the manufacturing cost of the automobile is low.
On the basis of the common knowledge in the field, the above preferred conditions can be combined at will to obtain the preferred embodiments of the present invention.
The utility model discloses an actively advance the effect and lie in:
in this covering assembly down, covering and support can form through a set of mould integrated processing, compare in prior art, saved the shaping cost that the support was made alone and the cost of being connected of realizing support and covering down, the cost is reduced, and then be favorable to reducing the cost of being connected with the automobile body including the bumper assembly of covering assembly down. Accordingly, the manufacturing cost of the automobile is reduced.
Drawings
Fig. 1 is a schematic structural view of a lower skin assembly according to a preferred embodiment of the present invention, wherein the bracket is in a second position.
Fig. 2 is another structural schematic diagram of the lower skin assembly according to a preferred embodiment of the present invention, wherein the bracket is in the first position.
Fig. 3 is a schematic structural diagram of a lower skin assembly according to a preferred embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a bracket in a lower skin assembly according to a preferred embodiment of the present invention.
Fig. 5 is a schematic structural view of a bumper assembly according to a preferred embodiment of the present invention.
Fig. 6 is a schematic view of a connection structure between a bumper assembly and a spare tire metal plate according to a preferred embodiment of the present invention.
Fig. 7 is an enlarged schematic view of a portion a of fig. 1.
Description of reference numerals:
10 lower skin assembly
101 lower skin
102 support
103 first connection surface
104 second connection surface
105 first connection part
106 turnover part
107 second connection part
108 fastener
109 card slot
110 reinforcing rib
111 connecting hole
20 Bumper
30 bumper assembly
40 spare tire sheet metal
Detailed Description
The present invention will be further described by way of examples with reference to the accompanying drawings, but the present invention is not limited thereto.
1-7, the present embodiment discloses a lower skin assembly 10, a bumper assembly 30 including the lower skin assembly 10, and an automobile including the bumper assembly 30.
With respect to the lower skin assembly 10, as will be understood with reference to fig. 1-4, the lower skin assembly 10 includes a lower skin 101 and a bracket 102, the bracket 102 having a first connection face 103 and a second connection face 104. Wherein, the first connection surface 103 is connected to the lower skin 101, and the first connection surface 103 is a vertical surface. The second connecting surface 104 is connected to the first connecting surface 103 and forms an included angle larger than 0 with the first connecting surface 103, and the second connecting surface 104 is provided with a connecting hole for connecting the spare tire metal plate 40. The lower skin 101 and the bracket 102 are integrally formed.
In the embodiment, the lower skin 101 and the bracket 102 can be integrally processed by a set of mold, so that compared with the prior art, the molding cost for separately manufacturing the bracket 102 and the connection cost for connecting the bracket 102 and the lower skin 101 are saved, the cost is reduced, and the cost for connecting the bumper assembly 30 comprising the lower skin assembly 10 with the vehicle body is further reduced.
As for the angle between the first connection face 103 and the second connection face 104, in the present embodiment, the angle is 90 °. In other alternative embodiments, other angles may be provided according to the positional relationship of the second connection surface 104 and the spare tire sheet metal 40.
As will be understood with reference to fig. 2, 3 and 7, the portion of the lower skin 101 for connection with the first connection face 103 has a first connection portion 105, a turnover portion 106 and a second connection portion 107 connected in sequence, the second connection portion 107 is connected to the first connection face 103, and the first connection face 103 is rotated relative to the lower skin 101 by folding of the turnover portion 106 to effect switching of the cradle 102 relative to the lower skin 101 between the first position state and the second position state. When the bracket 102 is in the second position, the first connecting surface 103 is a vertical surface and is fixed to the lower skin 101 by a detachable connection manner, the turning part 106 is in a folded state, and the second connecting part 107 is attached to the first connecting part 105. When the stand 102 is in the first position state, the turning part 106 is in an extended state. The first connection face 103 is rotated by an angle greater than 0 and less than 180 ° with respect to the lower skin 101.
Wherein the bracket 102 is in a first position state when the bracket 102 and the lower skin 101 are de-molded, and the bracket 102 is in a second position state when the bracket 102 and the skin are connected in place for connection to the vehicle body. If the holder 102 is ejected together with the holder 102 in the second position state, the processing is difficult. By adopting the structure, the bracket 102 and the lower skin 101 are demoulded together in the first position state, and the bracket 102 is turned to the second position state after the demould, so that the lower skin assembly 10 can be conveniently processed, and the cost can be further reduced. In addition, when the bracket 102 is in the second position, the first connecting surface 103 is fixed to the lower skin 101, which is beneficial to prevent the rebounding of the turnover part 106 so that the bracket 102 cannot be reliably maintained in the second position when necessary.
In the present embodiment, as will be understood with reference to fig. 1 to 4, when the bracket 102 is in the second position state, the first connecting surface 103 is in snap-fit connection with the lower skin 101. In other alternative embodiments, a detachable connection manner such as an adhesive connection or a threaded connection may be adopted.
As will be understood with continued reference to fig. 1-4, the lower skin 101 is provided with a buckle 108 at a position adjacent to the first connection portion 105, and the first connection surface 103 is provided with a slot 109 adapted to the buckle 108. The buckle 108 and the slot 109 may be additionally disposed on the corresponding first connecting surface 103 of the lower skin 101 and the bracket 102 after the lower skin 101 and the bracket 102 are molded, or may be directly and integrally molded with the lower skin 101 and the bracket 102. And the lower skin 101 and the bracket 102 are integrally formed, so that the cost is further reduced.
It should be noted that in other alternative embodiments, the catch 108 may be located on the first connection surface 103, and the catch groove 109 may be located on the lower skin 101.
The lower skin 101 includes a main body portion and a portion for connection with the first connection face 103, and a ratio of a thickness of the turning portion 106 to a thickness of the main body portion of the lower skin 101 ranges from 1/3 to 1/2. If the thickness of the turning part 106 is too large, the turning part 106 is not easily folded, and thus the first connecting surface 103 is not easily rotated or turned relative to the lower skin 101. If the thickness of the turning portion 106 is too small, although the turning portion 106 is easy to fold, and the connecting surface is convenient to turn relative to the lower skin 101, the strength of the turning portion 106 is low due to the fact that the thickness is too small, and after the lower skin assembly 10 is finally connected to the vehicle body, the turning portion 106 is easy to break, and the strength of the connection between the lower skin assembly 10 and the vehicle body is easy to influence. Specifically, in the present embodiment, the thickness of the main body portion is 2mm, and the thickness of the turning portion 106 is 0.8 mm.
Preferably, the thickness of the first connecting portion 105 and the thickness of the second connecting portion 107 are both smaller than the thickness of the main body portion and larger than the thickness of the turning portion 106.
In addition, compared with the thickness of the main body part, the thicknesses and the weakenings of the first connecting part 105 and the second connecting part 107 are more convenient to realize the folding of the turnover part 106 on one hand; on the other hand, when the turnover portion 106 is made too narrow or cannot be folded efficiently to a desired extent for other reasons, the turnover of the first connection face 103 with respect to the lower skin 101 can also be facilitated by the first connection portion 105 and the portion of the second connection portion 107 adjacent to the turnover portion 106.
As will be understood by referring to fig. 2 to 3, the first connecting portion 105 has a stepped structure, and a plurality of ribs 110 are spaced apart from each other on a stepped surface of the first connecting portion 105. On one hand, the arrangement of the reinforcing ribs 110 can improve the strength of the first connecting portion 105, and prevent the first connecting portion 105 from being broken after the lower skin assembly 10 is finally connected to the vehicle body; on the other hand, the provision of the reinforcing bead 110 is advantageous in preventing the turning section 106 from being excessively folded.
In addition, in the present embodiment, the angle by which the first connection surface 103 is rotated with respect to the lower skin 101 is 90 °.
In this lower skin assembly 10, lower skin 101 and support 102 can be formed through a set of mould integrated processing for skin 101 and support 102 unite two into one down, compare in prior art, saved the shaping cost that support 102 made alone and realized the cost of being connected of support 102 and lower skin 101, the cost is reduced, and then be favorable to reducing the cost of being connected with the automobile body including bumper assembly 30 of skin assembly 10 down.
As shown in fig. 5-6, the bumper assembly 30 includes a bumper 20 and a lower skin assembly 10, with a lower skin 101 attached to the bumper 20. Because the manufacturing cost of the lower skin assembly 10 is low, the manufacturing cost of the bumper assembly 30 is correspondingly low, and the connecting cost of the bumper assembly 30 and the vehicle body is further reduced.
As shown in fig. 6, the automobile includes a spare tire sheet metal 40, a bumper assembly 30 and a vehicle body, the spare tire sheet metal 40 is connected to the second connecting surface 104 through a connecting hole 111 (provided on the second connecting surface 104, as shown in fig. 1, 2 and 4), and the bumper assembly 30 is connected to the vehicle body. Wherein, the cost of connecting the bumper assembly 30 with the vehicle body is low, so the manufacturing cost of the vehicle is low.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like are used in the orientation or positional relationship indicated in the drawings, which are for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention unless otherwise indicated herein.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are all within the scope of the invention.
Claims (10)
1. A lower skin assembly, comprising a lower skin and a cradle, the cradle having:
the first connecting surface is connected to the lower skin and is a vertical surface;
the second connecting surface is connected with the first connecting surface, an included angle larger than 0 is formed between the second connecting surface and the first connecting surface, and a connecting hole used for connecting a spare tire metal plate is formed in the second connecting surface;
wherein the lower skin and the bracket are integrally formed.
2. The lower skin assembly of claim 1, wherein a portion of the lower skin for connection with the first connection surface has a first connection portion, a flip portion, and a second connection portion connected in series, the second connection portion being connected to the first connection surface, the first connection surface being rotated relative to the lower skin by folding of the flip portion to effect switching of the cradle relative to the lower skin between a first position state and a second position state;
when the bracket is in the second position state, the first connecting surface is a vertical surface and is fixed on the lower skin in a detachable connection mode, the turnover part is in a folded state, and the second connecting part is attached to the first connecting part;
when the bracket is in the first position state, the overturning part is in an extending state;
the first connection face is rotated with respect to the lower skin by an angle greater than 0 and less than 180 °.
3. The lower skin assembly of claim 2, wherein the first connection surface is a snap, adhesive, or threaded connection with the lower skin when the bracket is in the second position.
4. The lower skin assembly of claim 3, wherein the lower skin is provided with a snap at a position adjacent to the first connection portion, and the first connection surface is provided with a slot adapted to the snap.
5. The lower skin assembly of claim 2, wherein the lower skin includes a main body portion and a portion for connection to the first connection face, and a ratio of a thickness of the rollover portion to a thickness of the main body portion of the lower skin ranges from 1/3 to 1/2.
6. The lower skin assembly of claim 5, wherein a thickness of the first connection portion and a thickness of the second connection portion are both less than a thickness of the body portion and greater than a thickness of the rollover portion.
7. The lower skin assembly of claim 6, wherein the first connection portion is a stepped structure, and a plurality of ribs are spaced apart on a stepped surface of the first connection portion.
8. The lower skin assembly of any one of claims 2-7, wherein the first connection face is rotated at an angle of 90 ° relative to the lower skin.
9. A bumper assembly comprising a bumper, wherein the bumper assembly further comprises a lower skin assembly according to any one of claims 1-8, said lower skin being attached to said bumper.
10. An automobile comprising a spare tire sheet metal and an automobile body, wherein the automobile further comprises a bumper assembly according to claim 9, wherein the spare tire sheet metal is connected to the second connecting face through the connecting hole, and the bumper assembly is connected to the automobile body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921962726.8U CN211223331U (en) | 2019-11-14 | 2019-11-14 | Lower skin assembly, bumper assembly and automobile comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921962726.8U CN211223331U (en) | 2019-11-14 | 2019-11-14 | Lower skin assembly, bumper assembly and automobile comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211223331U true CN211223331U (en) | 2020-08-11 |
Family
ID=71940601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921962726.8U Active CN211223331U (en) | 2019-11-14 | 2019-11-14 | Lower skin assembly, bumper assembly and automobile comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211223331U (en) |
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2019
- 2019-11-14 CN CN201921962726.8U patent/CN211223331U/en active Active
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