CN208868157U - Sill strip and automobile - Google Patents
Sill strip and automobile Download PDFInfo
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- CN208868157U CN208868157U CN201821756864.6U CN201821756864U CN208868157U CN 208868157 U CN208868157 U CN 208868157U CN 201821756864 U CN201821756864 U CN 201821756864U CN 208868157 U CN208868157 U CN 208868157U
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Abstract
The utility model belongs to automotive body structure technical field, is related to a kind of sill strip and automobile.The sill strip includes threshold internal plate, threshold outside plate and reinforcing rib structure, the threshold internal plate is fixedly connected on the inside of the threshold outside plate, threshold inner cavity is formed between the threshold internal plate and threshold outside plate, the reinforcing rib structure is fixedly connected on intracavitary in the threshold, the reinforcing rib structure includes middle part reinforcing rib, the interior reinforcing rib being connected between the middle part reinforcing rib and threshold internal plate and the external reinforcing ribs being connected between the middle part reinforcing rib and threshold outside plate, the threshold inner cavity is divided into interior half chamber and outer half chamber by the middle part reinforcing rib, half chamber is divided into multiple interior sub- chambers by the interior reinforcing rib in described, outer half chamber is divided into multiple my husband's chambers by the external reinforcing ribs.The sill strip can be improved sill strip and resist the ability that column touches, and inside intrusion volume of lowering the threshold reduces the risk of impact dynamic battery to enhance the degree of protection of power battery.
Description
Technical field
The utility model belongs to automotive body structure technical field, more particularly to a kind of sill strip and automobile.
Background technique
In automobile collision procedure, if the power battery excessive compression collision deformation of electric car, easily causes kindling,
Even there is the risk of explosion.In this case, the protection of power battery is just particularly important.Sill strip is as body structure
A part, very crucial protective effect is played to power battery.
Most of existing sill strip is steelwork, and is formed by way of threshold inner and outer plates are welded.It is such
Structure has the disadvantage that:
(1) Steel material density is big, and weight is big；
(2) it is divided into two parts, just becomes the sill strip of a completion when upper and lower car body closes vehicle respectively；
(3) solder joint is more, increases many stations and cost；
(4) section material Fabric utilization is not enough.
Sill strip for the disadvantage for overcoming weight larger, partial automobile uses aluminium alloy extruded part.But though this kind of mode
Light weight effect is so reached, but it is unable to satisfy the demand to power battery protection.Therefore, the section of existing sill strip
Structure type cannot meet power battery protection and light-weighted demand simultaneously.
Utility model content
The technical problem to be solved by the utility model is to power battery guarantor cannot be met simultaneously for existing sill strip
Shield and the technical issues of light-weighted demand provides a kind of sill strip and automobile.
In order to solve the above technical problems, on the one hand, the utility model embodiment provides a kind of sill strip, including in threshold
Plate, threshold outside plate and reinforcing rib structure, the threshold internal plate are fixedly connected on the inside of the threshold outside plate, in the threshold
Threshold inner cavity is formed between plate and threshold outside plate, the reinforcing rib structure is fixedly connected on intracavitary in the threshold, the reinforcement
Muscle structure includes middle part reinforcing rib, the interior reinforcing rib being connected between the middle part reinforcing rib and threshold internal plate and is connected to institute
The external reinforcing ribs between middle part reinforcing rib and threshold outside plate are stated, the threshold inner cavity is divided into interior half chamber by the middle part reinforcing rib
With outer half chamber, interior half chamber is divided into multiple interior sub- chambers by the interior reinforcing rib, and outer half chamber is by the external reinforcing ribs point
It is cut into multiple my husband's chambers.
Optionally, the upside of the threshold internal plate is fixedly connected with the upside of the threshold outside plate in the first link position,
The downside of the threshold internal plate is fixedly connected with the downside of the threshold outside plate in the second link position；
The middle part reinforcing rib includes the first reinforcing rib and the second reinforcing rib, and the upside of first reinforcing rib is fixed to be connected
It connects on first link position, the upside of the downside of first reinforcing rib and second reinforcing rib is in third connection position
It sets and is fixedly connected, be fixedly connected on the downside of second reinforcing rib on second link position.
Optionally, the interior reinforcing rib includes third reinforcing rib, the 4th reinforcing rib and the 5th reinforcing rib, and the third adds
The inside of strengthening tendons is fixedly connected in the threshold internal plate in the 4th link position, is fixedly connected on the outside of the third reinforcing rib
On the third link position, the 4th link position is located at second link position in the height direction and third connects
It connects between position, the 4th reinforcing rib is fixedly connected between the second link position and the 4th link position, the slender acanthopanax
The lower section of the 4th link position, the 5th reinforcing rib are fixedly connected in the threshold internal plate and are located on the inside of strengthening tendons
Outside be fixedly connected on second link position.
Optionally, the external reinforcing ribs include the 6th reinforcing rib, are fixedly connected on the inside of the 6th reinforcing rib described
On third link position, it is fixedly connected on the threshold outside plate on the outside of the 6th reinforcing rib.
Optionally, the threshold internal plate includes the first transverse slat, the first stringer board, the second transverse slat and the second stringer board, and described the
One stringer board is fixedly connected between the inside of first transverse slat and the inside of the second transverse slat, the downside of second stringer board and institute
It states and is fixedly connected on the outside of the second transverse slat, the 4th link position is located on first stringer board；
The threshold outside plate includes third transverse slat, third stringer board and the 4th transverse slat, the inside of the third transverse slat and institute
The outside for stating the first transverse slat is fixedly connected in first link position, and the third stringer board is fixedly connected on the third transverse slat
Outside and the 4th transverse slat outside between, the inside of the upside of second stringer board and the 4th transverse slat connects in described second
Position is connect to be fixedly connected.
Optionally, the threshold internal plate further includes the floor lapping plate being fixedly connected for the floor with automobile, institute
It states and is fixedly connected on the outside of floor lapping plate on the 4th link position, the floor lapping plate is located at the threshold
Outside cavity.
Optionally, the threshold outside plate further includes that the side-wall outer-plate first being fixedly connected for the side-wall outer-plate with automobile is taken
Fishplate bar and the second lapping plate of side-wall outer-plate being fixedly connected for the doorframe overlap edge with the side-wall outer-plate of automobile, the side wall
The first lapping plate of outside plate is upwardly extended by first link position and is formed, and second lapping plate of side-wall outer-plate is by the third
The link position of stringer board and the 4th transverse slat is downwardly extending.
Optionally, the sill strip is the Al-alloy parts of extrusion forming.
Optionally, the material thickness of the sill strip is 1.5~5mm.
On the other hand, the utility model embodiment additionally provides a kind of automobile comprising above-mentioned sill strip.
According to the sill strip of the utility model embodiment, reasonably optimizing is carried out by the section to sill strip, makes sill strip
Threshold inner cavity by middle part reinforcing rib be divided into half chamber and outer half chamber, and interior half chamber is divided by interior reinforcing rib multiple
Interior sub- chamber, outer half chamber are divided into multiple my husband's chambers by external reinforcing ribs, resist the ability that column touches to improve sill strip, lower the threshold interior
Side intrusion volume reduces the risk of impact dynamic battery to enhance the degree of protection of power battery.
Detailed description of the invention
Fig. 1 is the schematic diagram at the first visual angle of the sill strip that an embodiment of the present invention provides；
Fig. 2 is the schematic diagram at the second visual angle of the sill strip that an embodiment of the present invention provides；
Fig. 3 is the sectional schematic diagram for the sill strip that an embodiment of the present invention provides.
Appended drawing reference in specification is as follows:
1, threshold internal plate；11, the first transverse slat；12, the first stringer board；13, the second transverse slat；14, the second stringer board；15, floor
Lapping plate；
2, threshold outside plate；21, third transverse slat；22, third stringer board；23, the 4th transverse slat；24, the first lapping plate of side-wall outer-plate；
25, the second lapping plate of side-wall outer-plate；
3, reinforcing rib structure；31, middle part reinforcing rib；311, the first reinforcing rib；312, the second reinforcing rib；32, interior reinforcing rib；
321, third reinforcing rib；322, the 4th reinforcing rib；323, the 5th reinforcing rib；33, external reinforcing ribs；331, the 6th reinforcing rib；
A, the first link position；B, the second link position；C, third link position；D, the 4th link position；
Specific embodiment
The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below
In conjunction with accompanying drawings and embodiments, the utility model is described in further detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
As shown in Figure 1 to Figure 3, sill strip provided by the embodiment of the utility model, including threshold internal plate 1, threshold outside plate 2 with
And reinforcing rib structure 3, the threshold internal plate 1 are fixedly connected on the inside of the threshold outside plate 2, the threshold internal plate 1 and threshold
Threshold inner cavity is formed between outside plate 2, the reinforcing rib structure 3 is fixedly connected on intracavitary in the threshold, the reinforcing rib structure 3
Including middle part reinforcing rib 31, the interior reinforcing rib 32 being connected between the middle part reinforcing rib 31 and threshold internal plate 1 and it is connected to
External reinforcing ribs 33 between the middle part reinforcing rib 31 and threshold outside plate 2, the middle part reinforcing rib 31 divide the threshold inner cavity
Half chamber and outer half chamber in being cut into, it is described in half chamber multiple interior sub- chambers are divided by the interior reinforcing rib 32, outer half chamber by
The external reinforcing ribs 33 are divided into multiple my husband's chambers.
According to the sill strip of the utility model embodiment, reasonably optimizing is carried out by the section to the sill strip, makes institute
State the threshold inner cavity of sill strip by the middle part reinforcing rib 31 be divided into half chamber and outer half chamber, and by the interior reinforcing rib
32 are divided into multiple interior sub- chambers, and outer half chamber is divided into multiple my husband's chambers by the external reinforcing ribs 33, is supported with improving sill strip
The ability that imperial column touches, inside intrusion volume of lowering the threshold make the wind of impact dynamic battery to enhance the degree of protection of power battery
Danger reduces.
In one embodiment, as shown in figure 3, the upside of the threshold internal plate 1 and the upside of the threshold outside plate 2 are in first
Link position a is fixedly connected, and the downside of the threshold internal plate 1 and the downside of the threshold outside plate 2 are fixed in the second link position b
Connection.
The middle part reinforcing rib 31 includes the first reinforcing rib 311 and the second reinforcing rib 312, first reinforcing rib 311
Upside be fixedly connected on the first link position a, the downside of first reinforcing rib 311 and second reinforcing rib
312 upside is fixedly connected in third link position c, and the downside of second reinforcing rib 312 is fixedly connected on described second and connects
It connects on the b of position.
First reinforcing rib 311 and the second reinforcing rib 312 be fixedly connected on from top to bottom the first link position a with
Between second link position b so that the middle part reinforcing rib 31 by threshold inner cavity complete parttion at interior half chamber and outer half chamber, and
It is not connected between half chamber and outer half chamber in described.
In one embodiment, as shown in figure 3, the interior reinforcing rib 32 includes third reinforcing rib 321, the 4th reinforcing rib 322
And the 5th reinforcing rib 323, the inside of the third reinforcing rib 321 is fixedly connected in the threshold in the 4th link position d
On plate 1, the outside of the third reinforcing rib 321 is fixedly connected on the third link position c, by the third reinforcing rib
321 are fixedly connected between the threshold internal plate 1 and middle part reinforcing rib 31.
The 4th link position d be located in the height direction the second link position b and third link position c it
Between.4th reinforcing rib 322 is fixedly connected between the second link position b and the 4th link position d, and the described 4th is added
Strengthening tendons 322 are fixedly connected between the threshold internal plate 1 and middle part reinforcing rib 31.Simultaneously as the third reinforcing rib 321
Inside and the inside of the 4th reinforcing rib 322 are fixedly connected on the 4th link position d, so that the third is reinforced
Sub- chamber in first can be surrounded between muscle 321, the 4th reinforcing rib 322 and the second reinforcing rib 312, sub- chamber can be in the threshold in first
It is provided between inner panel 1 and the middle part reinforcing rib 31 and stablizes support, resist the ability that column touches to improve sill strip.
The inside of 5th reinforcing rib 323 is fixedly connected in the threshold internal plate 1 and is located at the 4th connection position
The lower section of d is set, the outside of the 5th reinforcing rib 323 is fixedly connected on the second link position b, the 5th reinforcing rib
323 inside is higher than the outside of the 5th reinforcing rib 323 in the height direction, by the fixed company of the 5th reinforcing rib 323
It connects between the threshold internal plate 1 and middle part reinforcing rib 31.By the way that the 5th reinforcing rib 323 is arranged, can will be located in first
Space below sub- chamber is divided into second sub- chamber in sub- chamber and third.
In addition to sub- chamber in sub- chamber in chamber in described first, second and third, described interior point intracavitary in described first
Be additionally provided with above sub- chamber by the threshold internal plate 1, third reinforcing rib 321 and the first reinforcing rib 311 surround the 4th in
Sub- chamber.
In one embodiment, as shown in figure 3, the external reinforcing ribs 33 include the 6th reinforcing rib 331, the 6th reinforcing rib
331 inside is fixedly connected on the third link position c, and the outside of the 6th reinforcing rib 331 is fixedly connected on described
6th reinforcing rib 331 is fixedly connected on described by the top on threshold outside plate 2 and positioned at the third link position c
Between threshold outside plate 2 and middle part reinforcing rib 31, so that my husband's chamber is divided into first my husband's chamber by the 6th reinforcing rib 331
And the second my husband's chamber.
In one embodiment, as shown in figure 3, the threshold internal plate 1 includes the first transverse slat 11, first the 12, second cross of stringer board
Plate 13 and the second stringer board 14, first stringer board 12 are fixedly connected on inside and the second transverse slat 13 of first transverse slat 11
Between inside, the downside of second stringer board 14 is fixedly connected with the outside of second transverse slat 13, the 4th link position d
On first stringer board 12.
The threshold outside plate 2 includes third transverse slat 21, third stringer board 22 and the 4th transverse slat 23, the third transverse slat 21
Inside is fixedly connected with the outside of first transverse slat 11 in the first link position a, and the third stringer board 22 is fixedly connected
Between the outside of the third transverse slat 21 and the outside of the 4th transverse slat 23, the upside of second stringer board 14 and the 4th cross
The inside of plate 23 is fixedly connected in the second link position b, to realize consolidating between the threshold internal plate 1 and threshold outside plate 2
Fixed connection.
At this point, the section of sub- chamber is triangular in shape in described first, the section of sub- chamber is triangular in shape in described second, described
The section of sub- chamber is trapezoidal in three, and the section of sub- chamber is trapezoidal in the described 4th.
In one embodiment, as shown in figure 3, the threshold internal plate 1 further includes being fixedly connected for the floor with automobile
Floor lapping plate 15, the outside of the floor lapping plate 15 is fixedly connected on the 4th link position d, describedly
Plate face lapping plate 15 is located at outside the threshold cavity.
The 4th link position d is by the floor lapping plate 15, third reinforcing rib 321 and the 4th reinforcing rib 322
Common support, when the floor lapping plate 15 is by external force, external force that the floor lapping plate 15 is subject to will be by
The 4th link position d is transmitted to third reinforcing rib 321 and the 4th reinforcing rib 322, and is transferred to the threshold of the sill strip
In cavity, due to being provided with multiple reinforcing ribs in the sill strip, sill strip can be effectively improved and resist the ability that column touches.
The threshold outside plate 2 further includes the first lapping plate of side-wall outer-plate 24 being fixedly connected for the side-wall outer-plate with automobile
And the second lapping plate of side-wall outer-plate 25 being fixedly connected for the doorframe overlap edge with the side-wall outer-plate of automobile, outside the side wall
The first lapping plate of plate 24 is upwardly extended by the first link position a, and second lapping plate of side-wall outer-plate 25 is by the third
Stringer board 22 and the link position of the 4th transverse slat 23 extend downwardly.The sill strip can pass through first lapping plate of side-wall outer-plate 24
And the second lapping plate of side-wall outer-plate 25 is fixedly connected on the side-wall outer-plate of automobile.
In one embodiment, as shown in Figure 1 to Figure 3, the sill strip is the Al-alloy parts of extrusion forming.
Since the sill strip uses extrusion forming, so that the sill strip forms complete section, to bending rigidity
It is beneficial that mode and column touch performance.In addition, meeting the requirement of light-weight design by using aluminum alloy materials.
In one embodiment, the material thickness range of the sill strip is 1.5~5mm.
" material thickness " in the utility model embodiment refers to the thickness of each element of the sill strip, including in the threshold
The thickness of plate 1, the thickness of the threshold outside plate 2, each reinforcing rib (first reinforcing rib 311, the second reinforcing rib 312, third
Reinforcing rib 321, the 4th reinforcing rib 322, the 5th reinforcing rib 323 and the 6th reinforcing rib 331) thickness and each lapping plate
The thickness of (the second lapping plate 25 of the floor lapping plate 15, the first lapping plate of side-wall outer-plate 24 and side-wall outer-plate) is thick
The range of degree is 1.5~5mm.
In embodiment as shown in Figure 1 to Figure 3, preferred value such as following table (table 1) institute of the thickness of each element of sill strip
Show:
Table 1
As shown in table 1, by section optimal and thickness optimization, the quality of the sill strip is 14.27Kg, the sill strip
Inside intrusion volume 13.73mm,
And under same external dimensions, the quality of the sill strip of steel is 19Kg, and the amount of being poured into is 17mm on the inside of sill strip.?
On the basis of steel sill strip, if after only changing material and the manufacture craft (use aluminium alloy extruded part) of sill strip, threshold
The weight of beam can reduce 17.12Kg, and intrusion volume is 14.65mm on the inside of sill strip.
By above-mentioned comparison it is found that sill strip provided by the embodiment of the utility model is invaded by section optimal and thickness optimization
Enter that amount is smaller, bigger to the degree of protection of power battery, the risk of impact dynamic battery is smaller, while quality is lighter.
In other embodiments, the value of the thickness of each element of the sill strip can also be as shown in following table (table 2 or table 3):
Table 2
Table 3
The utility model embodiment also provides a kind of automobile comprising above-mentioned sill strip.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of sill strip, which is characterized in that including threshold internal plate, threshold outside plate and reinforcing rib structure, the threshold internal plate
It is fixedly connected on the inside of the threshold outside plate, forms threshold inner cavity, the reinforcement between the threshold internal plate and threshold outside plate
Muscle structure is fixedly connected on intracavitary in the threshold, and the reinforcing rib structure includes middle part reinforcing rib, is connected to the middle part and adds
Interior reinforcing rib between strengthening tendons and threshold internal plate and the external reinforcing ribs being connected between the middle part reinforcing rib and threshold outside plate,
The threshold inner cavity is divided into interior half chamber and outer half chamber by the middle part reinforcing rib, and interior half chamber is divided by the interior reinforcing rib
At multiple interior sub- chambers, outer half chamber is divided into multiple my husband's chambers by the external reinforcing ribs.
2. sill strip according to claim 1, which is characterized in that the upside of the threshold internal plate and the threshold outside plate
Upside is fixedly connected in the first link position, and the downside of the downside of the threshold internal plate and the threshold outside plate is in the second connection position
It sets and is fixedly connected；
The middle part reinforcing rib includes the first reinforcing rib and the second reinforcing rib, is fixedly connected on the upside of first reinforcing rib
On first link position, the upside of the downside of first reinforcing rib and second reinforcing rib is solid in third link position
It is fixed to connect, it is fixedly connected on second link position on the downside of second reinforcing rib.
3. sill strip according to claim 2, which is characterized in that the interior reinforcing rib include third reinforcing rib, the 4th plus
The inside of strengthening tendons and the 5th reinforcing rib, the third reinforcing rib is fixedly connected on the threshold internal plate in the 4th link position
On, it is fixedly connected on the outside of the third reinforcing rib on the third link position, the 4th link position is in height side
Upwards between second link position and third link position, the 4th reinforcing rib is fixedly connected on the second connection position
It sets between the 4th link position, be fixedly connected in the threshold internal plate on the inside of the 5th reinforcing rib and be located at described the
The lower section of four link positions is fixedly connected on second link position on the outside of the 5th reinforcing rib.
4. sill strip according to claim 2, which is characterized in that the external reinforcing ribs include the 6th reinforcing rib, and described the
It is fixedly connected on the third link position, is fixedly connected on the outside of the 6th reinforcing rib described on the inside of six reinforcing ribs
On threshold outside plate.
5. sill strip according to claim 3, which is characterized in that the threshold internal plate include the first transverse slat, the first stringer board,
Second transverse slat and the second stringer board, first stringer board are fixedly connected on the inside of first transverse slat and the inside of the second transverse slat
Between, it is fixedly connected on the outside of the downside of second stringer board and second transverse slat, the 4th link position is located at described
On first stringer board；
The threshold outside plate includes third transverse slat, third stringer board and the 4th transverse slat, the inside of the third transverse slat and described the
The outside of one transverse slat is fixedly connected in first link position, and the third stringer board is fixedly connected on the outer of the third transverse slat
Between side and the outside of the 4th transverse slat, the inside of the upside of second stringer board and the 4th transverse slat is in second connection position
It sets and is fixedly connected.
6. sill strip according to claim 5, which is characterized in that the threshold internal plate further includes for the floor with automobile
The floor lapping plate that face is fixedly connected is fixedly connected on the 4th link position on the outside of the floor lapping plate,
The floor lapping plate is located at outside the threshold cavity.
7. sill strip according to claim 5, which is characterized in that the threshold outside plate further includes for the side wall with automobile
The first lapping plate of side-wall outer-plate that outside plate is fixedly connected and the doorframe overlap edge for the side-wall outer-plate of automobile are fixedly connected
The second lapping plate of side-wall outer-plate, first lapping plate of side-wall outer-plate is upwardly extended by first link position to be formed, institute
The second lapping plate of side-wall outer-plate is stated to be downwardly extending by the link position of the third stringer board and the 4th transverse slat.
8. sill strip described in -7 any one according to claim 1, which is characterized in that the sill strip is the aluminium of extrusion forming
Alloy components.
9. sill strip according to claim 8, which is characterized in that the material thickness of the sill strip is 1.5~5mm.
10. a kind of automobile, which is characterized in that including sill strip described in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821756864.6U CN208868157U (en) | 2018-10-26 | 2018-10-26 | Sill strip and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821756864.6U CN208868157U (en) | 2018-10-26 | 2018-10-26 | Sill strip and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208868157U true CN208868157U (en) | 2019-05-17 |
Family
ID=66470971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821756864.6U Active CN208868157U (en) | 2018-10-26 | 2018-10-26 | Sill strip and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208868157U (en) |
-
2018
- 2018-10-26 CN CN201821756864.6U patent/CN208868157U/en active Active
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