CN215851513U - Vehicle body threshold and vehicle - Google Patents
Vehicle body threshold and vehicle Download PDFInfo
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- CN215851513U CN215851513U CN202122114251.0U CN202122114251U CN215851513U CN 215851513 U CN215851513 U CN 215851513U CN 202122114251 U CN202122114251 U CN 202122114251U CN 215851513 U CN215851513 U CN 215851513U
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Abstract
The utility model provides a vehicle body threshold and a vehicle, and relates to the technical field of vehicle body structures, wherein the vehicle body threshold comprises a floor threshold inner plate, a side wall threshold outer plate and a threshold stiffening beam; the floor threshold inner plate and the side threshold outer plate are enclosed into an installation channel extending along the length direction of the vehicle body; the doorsill stiffening beam is fixedly connected between the floor doorsill inner plate and the side wall doorsill outer plate, one end of the doorsill stiffening beam penetrates through the installation channel and is overlapped with the A column inner plate, and the other end of the doorsill stiffening beam penetrates through the installation channel and is overlapped with the rear floor front cross beam. The vehicle includes a body sill. Through this automobile body threshold, alleviated current automobile body threshold bulk strength low technical problem, reached the purpose of protection power battery and passenger's safety.
Description
Technical Field
The utility model relates to the technical field of vehicle body structures, in particular to a vehicle body threshold and a vehicle.
Background
The automobile body threshold comprises a side wall threshold outer plate and a floor threshold inner plate, wherein the side wall threshold outer plate belongs to a side wall assembly, the floor threshold inner plate belongs to a floor assembly, the side wall threshold outer plate mainly indicates the bottom of a side wall and forms a threshold structure close to the part of the outside of the automobile, the floor threshold inner plate mainly indicates the same side surrounding and splicing part of the bottom of the floor and forms the threshold structure of the floor part, and a supporting part and a partition plate are arranged between the side wall threshold outer plate and the floor threshold inner plate so as to enhance the integral strength of the automobile body threshold.
In the pole impact test and the 25% offset collision, the body sill is severely deformed and cannot well protect the power battery mounted at the bottom of the vehicle body.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a vehicle body threshold and a vehicle, so as to relieve the technical problem of low overall strength of the vehicle body threshold in the related technology.
In order to solve the technical problems, the technical means adopted by the utility model are as follows:
in a first aspect, the present invention provides a vehicle body sill comprising: the floor threshold inner plate, the side threshold outer plate and the threshold stiffening beam;
the floor threshold inner plate and the side wall threshold outer plate are enclosed into an installation channel extending along the length direction of the vehicle body;
the doorsill stiffening beam is fixedly connected between the floor doorsill inner plate and the side wall doorsill outer plate, one end of the doorsill stiffening beam penetrates through the installation channel and is overlapped with the A-pillar inner plate, and the other end of the doorsill stiffening beam penetrates through the installation channel and is overlapped with the rear floor front cross beam.
Further, the floor threshold inner plate comprises a first bottom wall and first side walls arranged on two sides of the first bottom wall, and a first accommodating space is defined by the first bottom wall and the first side walls;
one end, far away from the first bottom wall, of the first side wall extends outwards to form a first folded edge used for being connected with the side sill outer plate;
the side wall doorsill outer plate comprises a second bottom wall and second side walls arranged on two sides of the second bottom wall, and a second accommodating space is formed by the second bottom wall and the second side walls in a surrounding mode;
one end, far away from the second bottom wall, of the second side wall extends outwards to form a second folding edge used for being connected with the first folding edge;
the first accommodation space and the second accommodation space constitute the installation passage.
Further, the cross section of the threshold reinforcing beam is polygonal;
one side surface of the threshold reinforcing beam is welded with the first bottom wall.
Further, the vehicle body threshold further comprises an upper bracket used for reinforcing the threshold reinforcing beam;
the upper bracket is fixedly connected between the floor threshold inner plate and the upper surface of the threshold stiffening beam;
or the upper bracket is fixedly connected between the side wall threshold outer plate and the upper surface of the threshold reinforcing beam;
or the upper support is fixedly connected among the floor threshold inner plate, the side wall threshold outer plate and the upper surface of the threshold reinforcing beam.
Further, the upper bracket adopts an L-shaped structure;
the bottom of the L-shaped structure is fixedly connected to the threshold reinforcing beam, and the upper portion of the L-shaped structure is fixedly clamped between the first folded edge and the second folded edge.
Further, the vehicle door sill further comprises a lower bracket for supporting and fixing the door sill reinforcing beam;
the lower bracket is fixedly connected between the floor threshold inner plate and the bottom surface of the threshold stiffening beam;
or the lower bracket is fixedly connected between the side wall threshold outer plate and the bottom surface of the threshold reinforcing beam;
or the lower support is fixedly connected among the floor threshold inner plate, the side wall threshold outer plate and the bottom surface of the threshold reinforcing beam.
Further, the top surface of the lower bracket is fixedly connected to the threshold reinforcing beam, and the bottom surface of the lower bracket is welded to the first side wall.
Furthermore, one side face of the threshold reinforcing beam is attached to the first bottom wall, and structural adhesive is coated between the attachment faces;
structural adhesive is coated between the upper bracket and the threshold reinforcing beam;
and structural glue is coated between the lower bracket and the doorsill reinforcing beam.
Furthermore, the doorsill stiffening beam is of a hollow structure, a plurality of groups of stiffening plates are arranged in the doorsill stiffening beam, the inner space of the doorsill stiffening beam is divided into a plurality of subspaces by the plurality of groups of stiffening plates, and the cross section of each subspace is quadrilateral.
Compared with the prior art, the vehicle body threshold provided by the utility model has the beneficial effects that:
in this application, the threshold stiffening beam is connected between floor threshold inner panel and side wall threshold planking for the bulk strength of automobile body threshold obtains improving, can satisfy the intensity requirement of post collision test and 25% offset collision, in addition, in the installation passageway of establishing by the enclosure of floor threshold inner panel and side wall threshold planking, the installation passageway is worn out to the one end of threshold stiffening beam and overlaps with A post inner panel, the installation passageway is worn out to the other end and overlaps with back floor front beam, thereby the side collision intensity of automobile body threshold has further been improved. Therefore, the technical problem of low overall strength of the conventional vehicle body threshold is solved through the vehicle body threshold, and the purpose of protecting the safety of a power battery and passengers is achieved.
In a second aspect, the utility model provides a vehicle comprising the body sill.
The beneficial effects of the vehicle provided by the utility model are as follows:
the vehicle provided by the utility model comprises the vehicle body threshold, and therefore, the technical advantages and effects achieved by the vehicle also comprise the technical advantages and effects achieved by the vehicle body threshold, and are not repeated herein.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or related technologies, the drawings used in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of a vehicle body sill according to an embodiment of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is an enlarged view taken at I of FIG. 2;
FIG. 4 is a schematic view of a connection between a sill reinforcement beam and a bracket of a vehicle body sill according to an embodiment of the present invention;
fig. 5 is a schematic view of another view of the connection between the sill reinforcing beam and the bracket of the vehicle body sill according to the embodiment of the present invention.
Icon:
100-floor sill inner panel; 110 — a first accommodation space; 120-a first bottom wall; 130-a first side wall; 140-a first hem;
200-side sill outer plate; 210-a second accommodation space; 220-a second bottom wall; 230-a second sidewall; 240-second hem;
300-sill stiffener; 310-a reinforcement plate;
400-A pillar inner panel; 500-rear floor front cross member; 600-upper support; 700-lower support; 800-rivet.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, the vehicle body threshold provided in the present embodiment includes a floor threshold inner panel 100, a side sill outer panel 200, and a threshold reinforcement beam 300; the floor threshold inner plate 100 and the side threshold outer plate 200 are enclosed into an installation channel extending along the length direction of the vehicle body; the threshold stiffening beam 300 is fixedly connected between the floor threshold inner plate 100 and the side wall threshold outer plate 200, one end of the threshold stiffening beam 300 penetrates through the installation channel and is overlapped with the A-pillar inner plate 400, and the other end penetrates through the installation channel and is overlapped with the rear floor front cross beam 500.
Referring to fig. 3, the sill reinforcement beam 300 is connected between the floor sill inner panel 100 and the side sill outer panel 200, so that the overall strength of the car body sill is improved, and the strength requirements of a pillar impact test and 25% offset collision can be met, and referring to fig. 1, in the installation channel enclosed by the floor sill inner panel 100 and the side sill outer panel 200, one end of the sill reinforcement beam 300 penetrates through the installation channel and overlaps with the a-pillar inner panel 400, and the other end penetrates through the installation channel and overlaps with the rear floor front cross beam 500, so that the side impact strength of the car body sill is further improved. Therefore, the technical problem of low overall strength of the conventional vehicle body threshold is solved through the vehicle body threshold, and the purpose of protecting the safety of a power battery and passengers is achieved.
Further, with continued reference to fig. 3, the floor sill inner panel 100 includes a first bottom wall 120 and first side walls 130 disposed at two sides of the first bottom wall 120, the first bottom wall 120 and the first side walls 130 enclose a first accommodating space 110, and an end of the first side wall 130 away from the first bottom wall 120 extends outward to form a first folding edge 140 for connecting with the side sill outer panel 200; the side sill outer panel 200 includes a second bottom wall 220 and second side walls 230 disposed at two sides of the second bottom wall 220, the second bottom wall 220 and the second side walls 230 enclose a second accommodating space 210, and one end of the second side wall 230 away from the second bottom wall 220 extends outward to form a second flange 240 for connecting with the first flange 140.
Specifically, as shown in fig. 3, the upper and lower sides of the first bottom wall 120 extend rightward to form two first side walls 130, and the right sides of the two first side walls 130 extend upward and downward to form two first folding edges 140, wherein the first bottom wall 120, the two first side walls 130, and the two first folding edges 140 are integrally formed to form the floor sill inner panel 100; the upper side and the lower side of the second bottom wall 220 both extend leftwards to form two second side walls 230, the left sides of the two second side walls 230 respectively extend upwards and downwards to form two second flanges 240, wherein the second bottom wall 220, the two second side walls 230 and the two second flanges 240 are integrally formed to form the side sill outer panel 200; the floor sill inner panel 100 and the side sill outer panel 200 are fixedly connected by the first folded edge 140 and the second folded edge 240, so that the first accommodating space 110 and the second accommodating space 210 form an installation channel. By arranging the doorsill reinforcing beam 300 in the installation channel, the bearing strength of the floor doorsill inner plate 100 and the side wall doorsill outer plate 200 is improved, the serious deformation of the floor doorsill inner plate and the side wall doorsill outer plate when the floor doorsill inner plate and the side wall doorsill outer plate are collided is avoided, namely the protective capability of a vehicle body doorsill is enhanced, and therefore the safety of a power battery and passengers can be well protected.
In the present embodiment, as shown in fig. 3, the cross section of the sill reinforcement beam 300 is polygonal; one side surface of the rocker reinforcement beam 300 is welded to the first bottom wall 120.
Specifically, taking fig. 3 as an example, the left side of the sill reinforcement 300 is attached to and welded to the first bottom wall 120, and the right side is in contact with or spaced from the second bottom wall 220. With this arrangement, the size of the rocker reinforcement beam 300 between the first bottom wall 120 and the second bottom wall 220 can be relatively large, that is, the cross-sectional area of the rocker reinforcement beam 300 is correspondingly large, so that the overall strength of the vehicle body rocker is improved, and the protection capability of the vehicle body rocker is enhanced.
Structural adhesive is coated between the binding surfaces of the sill reinforcing beam 300 and the first bottom wall 120, so that the stability of connection between the sill reinforcing beam and the first bottom wall is further enhanced.
Further, the body rocker further includes an upper bracket 600, and in one embodiment of the present application, as shown in fig. 3, the upper bracket 600 is fixedly attached between the side sill outer panel 200 and the upper face of the rocker reinforcement beam 300.
Specifically, with reference to fig. 3, the upper bracket 600 is an L-shaped structure, the bottom of the L-shaped structure is fixedly connected to the sill reinforcing beam 300 by a rivet 800, the upper portion of the L-shaped structure is fixedly clamped between the first flange 140 and the second flange 240, and the upper portion of the L-shaped structure, the first flange 140 and the second flange 240 are welded together. By providing the upper bracket 600, the stability of the sill reinforcing beam 300 in the installation channel is improved, and the vehicle body sill can bear large impact force in collision.
In other embodiments, the upper bracket 600 may be fixedly connected between the inner floor sill 100 and the upper surface of the sill reinforcing beam 300, or between the inner floor sill 100, the outer side sill 200, and the upper surface of the sill reinforcing beam 300, and still function to stabilize the sill reinforcing beam 300.
Referring to fig. 4, a plurality of sets of upper brackets 600 are provided, and the plurality of sets of upper brackets 600 are spaced apart from each other along the length direction of the sill reinforcement 300, thereby further enhancing the connection stability of the sill reinforcement 300.
Further, the vehicle body sill further includes a lower bracket 700, and in one embodiment of the present application, as shown in fig. 3, the lower bracket 700 is fixedly connected between the floor sill inner panel 100 and the bottom surface of the sill reinforcement 300.
Specifically, referring to fig. 3 and 5, the lower bracket 700 has a structure of a reversed-V shape, the bottom surface of the reversed-V shape is welded to the first sidewall 130, the top surface of the reversed-V shape is fixedly connected to the sill reinforcement 300 by a rivet 800, and the reversed-V shape of the lower bracket 700 is used to fixedly connect the sill reinforcement 300 to the first sidewall 130 and support the sill reinforcement 300. In addition, the lower bracket 700 adopts a structure of a shape of a Chinese character 'ji', which reduces materials, thereby saving manufacturing cost to a certain extent.
In other embodiments, the lower bracket 700 may be fixedly connected between the side sill outer panel 200 and the bottom surface of the sill reinforcing beam 300, or between the floor sill inner panel 100, the side sill outer panel 200, and the bottom surface of the sill reinforcing beam 300, and still support and fix the sill reinforcing beam 300.
Referring to fig. 5, a plurality of sets of lower brackets 700 are provided, and the plurality of sets of lower brackets 700 are spaced apart from each other along the length direction of the sill reinforcement 300, thereby further enhancing the connection stability of the sill reinforcement 300.
In addition, it is necessary to supplement that the material of the threshold reinforcing beam 300 is aluminum, through extrusion molding, the materials of the upper bracket 600 and the lower bracket 700 are both steel, through stamping forming, besides the rivet 800 is adopted for fixing between the upper surface and the lower surface of the threshold reinforcing beam 300 and between the upper bracket 600 and the lower bracket 700, structural adhesive is also coated between the upper surface and the lower surface of the threshold reinforcing beam and between the upper bracket 600 and the lower bracket 700, the structural adhesive can effectively avoid the problem of electrochemical corrosion between different materials, and meanwhile, the stability of connection between the threshold reinforcing beam 300 and the upper bracket 600 and the lower bracket 700 is further enhanced.
Referring to fig. 3, the side surface of the rocker reinforcement beam 300 is fixed to the first bottom wall 120 by welding, and the upper and lower surfaces of the rocker reinforcement beam 300 are fixed to the floor rocker inner panel 100 and the side rocker outer panel 200 by the upper bracket 600 and the lower bracket 700, respectively, and the upper and lower surfaces are fixed in a staggered manner. By the arrangement, the cross-sectional area of the doorsill reinforcing beam 300 is relatively large, so that the accommodating space can be filled to the maximum degree, and the connection stability of the doorsill reinforcing beam 300 is ensured, so that the doorsill cannot fall off due to vibration or collision, and the overall strength of the vehicle body doorsill is improved.
Further, referring to fig. 3, the threshold reinforcing beam 300 has a hollow structure, a plurality of reinforcing plates 310 are disposed in the threshold reinforcing beam 300, the inner space of the threshold reinforcing beam 300 is divided into a plurality of subspaces by the plurality of reinforcing plates 310, and the cross section of the subspaces is quadrilateral.
The advantage of the above-mentioned setting is for the weight of threshold stiffening beam 300 is lighter, thereby has realized the lightweight design of automobile body threshold, has also guaranteed simultaneously that the intensity of threshold stiffening beam 300 can satisfy the requirement of post collision test and 25% offset collision, makes the automobile body threshold can bear great impact force, thereby can protect the power battery who installs in the automobile body bottom well, and passenger's safety has also obtained the guarantee simultaneously. It should be added that the number and distribution of the sub-spaces are not limited to those shown in fig. 3, and they may be adapted according to the size of the space of the installation channel to maximally fill the space.
The embodiment also provides a vehicle comprising the vehicle body threshold, and therefore, the technical advantages and effects achieved by the vehicle also comprise the technical advantages and effects achieved by the vehicle body threshold, and are not repeated herein.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes and modifications may be made therein, and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (10)
1. A vehicle body sill, comprising: the floor and side sill comprises a floor and side sill inner plate (100), a side sill outer plate (200) and a sill reinforcing beam (300);
the floor threshold inner plate (100) and the side threshold outer plate (200) are enclosed to form an installation channel extending along the length direction of the vehicle body;
the side sill outer plate (200) is fixedly connected between the floor side sill inner plate (100) and the side sill outer plate (300), one end of the side sill reinforcing beam (300) penetrates through the installation channel and is overlapped with the A-pillar inner plate (400), and the other end of the side sill reinforcing beam penetrates through the installation channel and is overlapped with the rear floor front cross beam (500).
2. The vehicle body rocker according to claim 1, characterized in that the floor rocker inner panel (100) comprises a first bottom wall (120) and first side walls (130) provided on both sides of the first bottom wall (120), the first bottom wall (120) and the first side walls (130) enclosing a first accommodating space (110);
one end of the first side wall (130) far away from the first bottom wall (120) extends outwards to form a first folding edge (140) used for being connected with the side sill outer panel (200);
the side sill outer panel (200) comprises a second bottom wall (220) and second side walls (230) arranged on two sides of the second bottom wall (220), and a second accommodating space (210) is defined by the second bottom wall (220) and the second side walls (230);
one end of the second side wall (230) far away from the second bottom wall (220) extends outwards to form a second folding edge (240) used for being connected with the first folding edge (140);
the first receiving space (110) and the second receiving space (210) constitute the installation passage.
3. The vehicle body sill according to claim 2, characterised in that the cross-section of the sill reinforcement beam (300) is polygonal;
one side surface of the threshold reinforcing beam (300) is welded to the first bottom wall (120).
4. The vehicle body sill according to claim 3, further comprising an upper bracket (600) for reinforcing the sill reinforcing beam (300);
the upper bracket (600) is fixedly connected between the floor threshold inner plate (100) and the upper surface of the threshold reinforcing beam (300);
or the upper bracket (600) is fixedly connected between the side sill outer panel (200) and the upper surface of the sill reinforcing beam (300);
or the upper bracket (600) is fixedly connected among the floor threshold inner plate (100), the side threshold outer plate (200) and the upper surface of the threshold reinforcing beam (300).
5. The vehicle body sill according to claim 4, characterised in that the upper bracket (600) is of L-shaped construction;
the bottom of the L-shaped structure is fixedly connected to the threshold reinforcing beam (300), and the upper part of the L-shaped structure is fixedly clamped between the first folding edge (140) and the second folding edge (240).
6. The vehicle body sill according to claim 4, further comprising a lower bracket (700) for supporting and fixing the sill reinforcement beam (300);
the lower bracket (700) is fixedly connected between the floor and threshold inner plate (100) and the bottom surface of the threshold stiffening beam (300);
or the lower bracket (700) is fixedly connected between the side sill outer panel (200) and the bottom surface of the sill reinforcing beam (300);
or the lower bracket (700) is fixedly connected among the floor threshold inner plate (100), the side threshold outer plate (200) and the bottom surface of the threshold reinforcing beam (300).
7. The vehicle body sill according to claim 6, characterized in that the top side of the lower bracket (700) is fixedly connected to the sill reinforcement beam (300) and the bottom side of the lower bracket is welded to the first side wall (130).
8. The vehicle body threshold according to claim 6, wherein one side surface of the threshold reinforcing beam (300) is attached to the first bottom wall (120), and structural adhesive is coated between the attachment surfaces;
structural adhesive is coated between the upper bracket (600) and the doorsill reinforcing beam (300);
structural adhesive is coated between the lower bracket (700) and the threshold reinforcing beam (300).
9. The vehicle body threshold according to claim 1, wherein the threshold reinforcing beam (300) has a hollow structure, a plurality of sets of reinforcing plates (310) are arranged in the threshold reinforcing beam (300), the plurality of sets of reinforcing plates (310) divide the inner space of the threshold reinforcing beam (300) into a plurality of subspaces, and the cross section of each subspace is a quadrangle.
10. A vehicle comprising a body sill according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122114251.0U CN215851513U (en) | 2021-09-02 | 2021-09-02 | Vehicle body threshold and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122114251.0U CN215851513U (en) | 2021-09-02 | 2021-09-02 | Vehicle body threshold and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215851513U true CN215851513U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122114251.0U Active CN215851513U (en) | 2021-09-02 | 2021-09-02 | Vehicle body threshold and vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN215851513U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114684277A (en) * | 2022-03-24 | 2022-07-01 | 阿尔特汽车技术股份有限公司 | Threshold structure and vehicle |
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2021
- 2021-09-02 CN CN202122114251.0U patent/CN215851513U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114684277A (en) * | 2022-03-24 | 2022-07-01 | 阿尔特汽车技术股份有限公司 | Threshold structure and vehicle |
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