CN211918840U - Automobile threshold assembly - Google Patents
Automobile threshold assembly Download PDFInfo
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- CN211918840U CN211918840U CN202020035357.4U CN202020035357U CN211918840U CN 211918840 U CN211918840 U CN 211918840U CN 202020035357 U CN202020035357 U CN 202020035357U CN 211918840 U CN211918840 U CN 211918840U
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- doorsill
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- connecting flange
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Abstract
The utility model discloses an automobile doorsill assembly, which comprises a doorsill inner plate, a doorsill reinforcement connected with the outer side of the doorsill inner plate and a side wall outer plate connected with the outer side of the doorsill reinforcement, wherein the doorsill inner plate and the doorsill reinforcement are buckled relatively to form a cavity in the middle of the doorsill inner plate and the doorsill reinforcement, and the doorsill reinforcement is approximately horizontally connected with the bottom of the doorsill inner plate into a whole after being relatively bent; the utility model discloses the approximate horizontal structure of threshold inner panel and threshold reinforcement bottom makes the two lateral bracing performance improve greatly, and shock resistance improves, is buckling under the prerequisite that the position material is the same simultaneously, can improve the cavity lateral width that threshold inner panel and threshold reinforcement surround, effectively promotes turn round rigidity and collision biography power, energy-absorbing effect, improves the collision security performance of whole car, and the difficult resilience of this approximate horizontal structure forming process simultaneously, easily shaping.
Description
Technical Field
The utility model belongs to the technical field of the automobile manufacturing, a car threshold assembly is related to.
Background
According to the existing automobile doorsill assembly, a doorsill inner plate is connected with the bottom of a doorsill reinforcement in a relatively inclined mode, so that a cavity between the doorsill inner plate and the doorsill reinforcement is small, the bending and twisting rigidity of an entire automobile is affected, the inclined structure of the doorsill inner plate and the bottom of the doorsill reinforcement causes the transverse supporting performance of the inner plate to be weak, deformation is easy to occur, the collision safety performance of the entire automobile is weak, resilience is easy to occur in the forming process, and the forming difficulty is large.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an automobile threshold assembly, this threshold assembly torsional rigidity is high, and the energy-absorbing is effectual, and shock resistance is strong, easily shaping.
The utility model discloses an automobile threshold assembly, including the threshold inner panel, connect in the threshold reinforcement in the threshold inner panel outside and connect in the side wall planking in the threshold reinforcement outside, the relative lock of threshold inner panel and threshold reinforcement makes the two middle part vacuole formation, be approximate level form even as an organic whole after threshold reinforcement and threshold inner panel bottom are buckled relatively.
Further, the bottom of the threshold inner plate is vertically bent downwards to form a lower connecting flange I, the bottom of the threshold reinforcing piece is vertically bent downwards to form a lower connecting flange II, and the connecting flange I and the connecting flange II are transversely attached to form a whole.
Further, the upper part area outside the threshold reinforcement is inwards sunken to enable the outer side surface of the threshold reinforcement to form a step surface, and the bottom of the side wall outer plate is externally attached to the sunken surface connected to the outer side of the threshold reinforcement.
Further, the top of the inner plate of the doorsill is vertically bent upwards to form an upper connecting flange I, the top of the reinforcement of the doorsill is vertically bent upwards to form an upper connecting flange II, and the upper connecting flange I and the upper connecting flange II are transversely attached to each other into a whole.
Furthermore, the top of the side wall outer plate is vertically bent upwards to form an upper connecting flange III, and the upper connecting flange III is attached and connected to the outer side of the upper connecting flange II.
Furthermore, the longitudinal two ends of the inner plate of the threshold are sunk downwards to form a step reinforcing structure.
Further, the inner side of the inner plate of the threshold inclines inwards from top to bottom.
Furthermore, the inner side of the bottom of the side wall outer plate is provided with a plurality of reinforcing ribs which are longitudinally arranged and are formed by punching to protrude out of the side wall outer plate.
Furthermore, a lightening hole is formed in the doorsill reinforcing piece.
Further, an avoidance groove formed by downward sinking is formed in the upper edge of the upper connecting flanging I.
The utility model has the advantages that:
the utility model discloses the approximate horizontal structure of threshold inner panel and threshold reinforcement bottom makes the two lateral bracing performance improve greatly, and shock resistance improves, is buckling under the prerequisite that the position material is the same simultaneously, can improve the cavity lateral width that threshold inner panel and threshold reinforcement surround, effectively promotes turn round rigidity and collision biography power, energy-absorbing effect, improves the collision security performance of whole car, and the difficult resilience of this approximate horizontal structure forming process simultaneously, easily shaping.
Drawings
The invention is further described with reference to the following figures and examples.
Fig. 1 is a schematic diagram of the explosion structure of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
Detailed Description
Fig. 1 is a schematic diagram of the explosion structure of the present invention; FIG. 2 is a schematic sectional view of the present invention;
in the embodiment, the transverse direction is the width direction of the vehicle when the threshold assembly is installed on the vehicle body, the vertical direction is the length direction of the vehicle when the threshold assembly is installed on the vehicle body, and the vertical direction is the up-down direction of the vehicle when the threshold assembly is installed on the vehicle body; the inner side is one side which is transversely far away from the vehicle body when the threshold assembly is arranged on the vehicle body, and the inner side is one side which is transversely close to the center of the vehicle body when the threshold assembly is arranged on the vehicle body;
the embodiment provides an automobile doorsill assembly which comprises a doorsill inner plate 1, a doorsill reinforcing piece 2 connected to the outer side of the doorsill inner plate and a side wall outer plate 3 connected to the outer side of the doorsill reinforcing piece, wherein the doorsill inner plate and the doorsill reinforcing piece are oppositely buckled to form a cavity in the middle of the doorsill inner plate and the doorsill reinforcing piece, and the doorsill reinforcing piece and the bottom of the doorsill inner plate are bent relatively to form an approximately horizontal shape and are connected into a whole. Referring to fig. 2, in the assembly process, the inner sill plate is connected to the frame, the reinforcement of the sill and the outer side panel of the side wall are connected into a whole to be connected with the inner sill plate as a component, the middle part of the inner sill plate 1 is connected with the reinforcement of the sill 2 to form a cavity structure, wherein the bottom of the inner sill plate is bent outwards to form an approximate horizontal structure, the bottom of the reinforcement of the sill is bent inwards horizontally to form an approximate horizontal structure, and the approximate horizontal structure is a structure that a certain deviation is allowed on the horizontal basis; the approximate horizontal structure of threshold inner panel and threshold reinforcement bottom makes the two horizontal support performance improve greatly, and shock resistance improves, simultaneously under the prerequisite that the position material is the same of buckling, can improve the cavity transverse width that threshold inner panel and threshold reinforcement surround, effectively promotes the turn-round rigidity and collides biography power, energy-absorbing effect, improves the collision security performance of whole car, and the difficult resilience of this approximate horizontal structure forming process is easily fashioned simultaneously.
In this embodiment, the bottom of the inner plate of the threshold is vertically bent downwards to form a lower connecting flange I1 a, the bottom of the reinforcement of the threshold is vertically bent downwards to form a lower connecting flange II 2a, and the connecting flange I1 a and the connecting flange II 2a are transversely attached to form a whole. As shown in a combined drawing 2, the lower connecting flange I1 a and the lower connecting flange II 2a are used as a connecting structure, so that the connection between the threshold inner plate and the threshold reinforcement is facilitated, and meanwhile, the lower connecting flange I1 a and the lower connecting flange II 2a are used as a reinforcing structure, the torsional rigidity of the threshold inner plate and the threshold reinforcement is improved.
In this embodiment, the regional inside sunken outside outer reinforcement of threshold reinforcement makes the outer reinforcement lateral surface of threshold form the ladder face, the outside subsides of side wall planking bottom are connected in the sunken face in the threshold reinforcement outside. The outer pasting connection is formed by pasting the outer side of the threshold reinforcing piece from the outer side; as shown in fig. 2, the outer side surface of the threshold reinforcement is of a stepped structure, the upper part of the threshold reinforcement is a concave surface 2d, the lower part of the threshold reinforcement is a convex surface 2e, the side-wall outer plate 3 is attached to the concave surface, the concave surface is used as a connecting surface to facilitate the connecting and positioning of the side-wall outer plate, and is also used as an avoiding structure to facilitate the outer side surface of the side-wall outer plate to be flush with the convex surface 2e of the threshold reinforcement, i.e. the outer side surface of; the existing side wall outer plate is usually thin, the thickness of the common side wall outer plate is usually less than 1mm, the whole side wall outer plate of the existing doorsill assembly is wrapped outside the doorsill reinforcing part to form a cavity with the doorsill inner plate 1, the structure has insignificant improvement on the collision effect of the whole doorsill assembly due to the small thickness and low strength of the side wall outer plate, and the side wall outer plate is easy to use more materials, so that the material waste is caused; the utility model discloses a side wall planking only is connected to the middle part position of threshold reinforcement for the material of side wall planking is less, and the lightweight effect is showing, material saving cost.
In this embodiment, the top of the inner plate of the threshold is vertically bent upwards to form an upper connecting flange I1 b, the top of the reinforcement of the threshold is vertically bent upwards to form an upper connecting flange II 2b, and the upper connecting flange I1 b and the upper connecting flange II 2b are transversely attached to form a whole. It is shown in combination with fig. 2, threshold inner panel 1 and threshold reinforcement 2 middle part are the relative U-shaped structure of horizontal opening, upper and lower end is connected with respectively connects the turn-ups and connects the turn-ups down, make threshold inner panel 1 and threshold reinforcement 2 form approximate "nearly" font structure, go up and connect turn-ups I1 b and go up and connect turn-ups II 2b as regard as connection structure promptly, do benefit to the connection between threshold inner panel and the threshold reinforcement, also regard as additional strengthening simultaneously, improve the torsional rigidity of threshold inner panel and threshold reinforcement, also can set up the indent reinforcing groove that the punching press formed at the combination face side of connecting turn-ups I1 b and last turn-ups II 2b, it is specifically not being repeated.
In the embodiment, the top of the side wall outer plate is vertically bent upwards to form an upper connecting flange III 3a, and the upper connecting flange III is attached and connected to the outer side of the upper connecting flange II 2 b. As shown in a combined figure 2, the upper part and the lower part of the side wall outer plate are connected to the outer side of the threshold reinforcement 2, the middle part of the side wall outer plate is arranged in the middle of the threshold reinforcement in an overhead mode, so that a cavity structure is formed between the side wall outer plate and the threshold reinforcement, the energy absorption effect and the torsional rigidity of the side wall assembly are improved in an auxiliary mode through the cavity, the connection of the side wall outer plate is facilitated through the arrangement of the connection flanging III 3a, and.
In this embodiment, both longitudinal ends of the inner sill panel 1 are depressed downward to form a step reinforcing structure 1 c. As shown in fig. 1, step reinforcing structures are provided at both longitudinal ends of the inner side of the rocker inner panel 1, and the step reinforcing structures can reinforce the rocker inner panel at both longitudinal ends of the rocker inner panel to improve the deformation resistance of the end portions.
In this embodiment, the inner side of the rocker inner panel 1 is inclined inward from top to bottom. With reference to fig. 2, the design of the inclined surface of the inner plate of the threshold can enlarge the cavity of the threshold assembly as much as possible, and is also beneficial to arranging other parts at the bottom of the cavity of the threshold assembly.
In this embodiment, the inner side of the bottom of the side body outer panel 3 has a plurality of ribs 3b formed by punching and arranged in the longitudinal direction and protruding from the outer side thereof. The reinforcing rib forms the enhancement to side wall planking bottom, improves the bulk strength and the torsional rigidity of side wall planking, the inboard part that corresponds to the reinforcing rib of side wall planking is recessed structure, and the reinforcing rib encloses into hollow box-packed structure with sunken face 2d, has further improved the structural strength of threshold assembly, has improved the energy-absorbing effect of threshold assembly simultaneously, and the reinforcing rib also is as dodging the structure moreover, improves the 3 bottom of side wall planking and the interference condition of sunken face 2d, improves the connection quality between 3 bottoms of side wall planking and sunken face 2 d.
In this embodiment, the doorsill reinforcement 2 is provided with a lightening hole 2 c. The lightening holes can be round hole structures, kidney-shaped hole structures or square hole structures, are determined according to the shape of an actual punching area, and the number and the positions of the lightening holes can be adjusted according to the actual using working condition;
in this embodiment, the upper edge of the upper connecting flange i 1b has an avoiding groove 1d formed by being recessed downward. As shown in the combined drawing 1, the avoiding groove is formed by fleshing at the edge of the upper connecting flanging I1 b and used for avoiding other parts, and the position and the number of the avoiding groove can be adjusted according to the actual assembly condition, which is not repeated.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (10)
1. An automobile threshold assembly which characterized in that: the side wall outer plate is connected to the outer side of the threshold reinforcing piece, the threshold inner plate and the threshold reinforcing piece are buckled relatively to form a cavity in the middle of the threshold inner plate and the threshold reinforcing piece, and the threshold reinforcing piece and the bottom of the threshold inner plate are bent relatively and then are connected into a whole in an approximately horizontal shape.
2. An automotive rocker assembly as set forth in claim 1, wherein: the vertical downward bending of threshold inner panel bottom forms down and connects turn-ups I, the vertical downward bending of threshold reinforcement bottom forms down and connects turn-ups II, connect turn-ups I and connect turn-ups II and transversely laminate even as an organic whole.
3. An automotive rocker assembly as set forth in claim 1, wherein: the outer reinforcement lateral surface of threshold forms the ladder face in the regional inside sunken messenger threshold in threshold reinforcement outside upper portion, the side wall planking bottom pastes the sunken face of connecting in the threshold reinforcement outside outward.
4. An automotive rocker assembly as set forth in claim 3, wherein: the upper connecting flange I is formed by upward vertical bending of the top of the inner doorsill plate, the upper connecting flange II is formed by upward vertical bending of the top of the inner doorsill reinforcement, and the upper connecting flange I and the upper connecting flange II are transversely attached into a whole.
5. An automotive rocker assembly as set forth in claim 4, wherein: the side wall outer plate is characterized in that the top of the side wall outer plate is vertically bent upwards to form an upper connecting flange III, and the upper connecting flange III is attached and connected to the outer side of the upper connecting flange II.
6. An automotive rocker assembly as set forth in claim 1, wherein: and the longitudinal two ends of the inner plate of the threshold are sunk downwards to form a step reinforcing structure.
7. An automotive rocker assembly as set forth in claim 1, wherein: the inner side of the inner plate of the threshold inclines inwards from top to bottom.
8. An automotive rocker assembly as set forth in claim 1, wherein: the inner side of the bottom of the side wall outer plate is provided with a plurality of reinforcing ribs which are longitudinally arranged and are formed by punching to protrude out of the side wall outer plate.
9. An automotive rocker assembly as set forth in claim 1, wherein: and the doorsill reinforcing piece is provided with a lightening hole.
10. An automotive rocker assembly as set forth in claim 4, wherein: and an avoidance groove formed by downward sinking is formed at the upper edge of the upper connecting flanging I.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020035357.4U CN211918840U (en) | 2020-01-08 | 2020-01-08 | Automobile threshold assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020035357.4U CN211918840U (en) | 2020-01-08 | 2020-01-08 | Automobile threshold assembly |
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| Publication Number | Publication Date |
|---|---|
| CN211918840U true CN211918840U (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020035357.4U Active CN211918840U (en) | 2020-01-08 | 2020-01-08 | Automobile threshold assembly |
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| CN (1) | CN211918840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635978A (en) * | 2021-09-30 | 2021-11-12 | 重庆长安汽车股份有限公司 | Door threshold assembly and vehicle |
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2020
- 2020-01-08 CN CN202020035357.4U patent/CN211918840U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635978A (en) * | 2021-09-30 | 2021-11-12 | 重庆长安汽车股份有限公司 | Door threshold assembly and vehicle |
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