CN209938738U - Upright post reinforcing structure - Google Patents

Abstract

The utility model provides a stand additional strengthening, it includes the reinforcement, this reinforcement is installed in the reinforcement that encloses the cavity that constitutes by a plurality of members, and the reinforcement has the portion of articulate on one of them member, and can butt in the butt portion of all the other arbitrary members of cavity, because of articulate on the member that corresponds of portion of articulate, and can make butt portion support the member that corresponds with it tightly to constitute the reinforcement fixed with being connected of cavity. The utility model discloses a stand additional strengthening compares in prior art, under the circumstances of the joint strength who guarantees the stand structure, can effectively prevent welding deformation to the reinforcement of being convenient for is in the assembly of cavity, thereby has better practicality.

Description

Upright post reinforcing structure

Technical Field

The utility model relates to an automobile stand technical field, in particular to stand additional strengthening.

Background

In MPV (multi-purpose vehicle) models, most rear doors adopt a sliding opening and closing mode, and compared with the traditional rotary opening and closing vehicle door, the multi-purpose vehicle has the advantages of easiness in parking, large opening width and convenience for passengers and goods to get in and out. Therefore, a reinforcing structure needs to be designed in a C-pillar metal plate cavity matched with the sliding door, wherein the C-pillar metal plate cavity is a cavity enclosed by a C-pillar inner plate 1, a side wall outer plate 2 and a rear wheel cover outer plate 3 as shown in figure 1. Whereas the prior art reinforcing structures: firstly, as shown in fig. 2, a reinforcing bracket 4 in a shape like a Chinese character 'ji' welded with a rear wheel cover outer plate 3 is arranged in a metal plate cavity; secondly, as shown in fig. 3, a support reinforcing structure is integrally formed on the C-pillar inner plate 1, and the support reinforcing structure is respectively connected with the rear wheel cover outer plate 3 and the threshold reinforcing plate to play a role in supporting and reinforcing; in addition, in order to consider the NVH performance of sound insulation and noise reduction, it is necessary to provide a part made of a sound-deadening material, such as the laminated board 5 (which is a member in which a foam material is fixed to a carrier) shown in fig. 2, in the metal plate cavity.

For the reinforcing structure in the prior art, the following problems exist: firstly, the inverted-V-shaped reinforcing bracket 4 needs to be welded by a clamp in a positioning manner, so that a clamping mechanism of the clamp needs to be added for welding, and the problem of deformation of a sheet metal part is easily caused by welding; secondly, the support reinforcing structure formed integrally by the C-pillar inner plate 1 is complex in shape and needs to be additionally provided with a multi-sequence die; thirdly, in order to promote NVH performance, need increase the part of amortization material in the C post panel beating cavity, cause a plurality of parts assembly complicacies.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to a column reinforcing structure to facilitate assembling and connecting under the strength of the column.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a stud reinforcement structure comprising:

the reinforcing piece is arranged in a cavity formed by a plurality of members, and is provided with a hanging part capable of being hung on one member and an abutting part capable of abutting against any other member of the cavity; the hanging parts are hung on the corresponding members, so that the abutting parts can be abutted against the corresponding members, and the connection and fixation of the reinforcing piece and the cavity are formed.

Furthermore, a limiting part is formed on the reinforcing part, and the limiting part can be tightly propped against the inner wall of the cavity due to the hanging connection of the hanging part.

Further, the limiting portion is formed on the reinforcing piece and is a limiting flange which is arranged at the same end as the hanging portion.

Further, the cross-sectional shape of the reinforcing member follows the cross-sectional shape of the cavity; an abutting flange is formed at one end of the reinforcing piece, and the abutting flange forms the abutting part.

Further, a hanging part is arranged at the other end of the reinforcing part relative to the end provided with the abutting part, the hanging part is constructed into a clamping head formed on one of the reinforcing part and the component connected with the reinforcing part in a matching mode, and a hanging connection hole for mounting the clamping head is formed in the other clamping head corresponding to the clamping head.

Further, a guide hole communicated with the hanging hole is formed in the member or the reinforcing piece provided with the hanging hole; the guide hole guides the hooking part to be fitted into the hooking hole due to the operable movement of the reinforcement.

Furthermore, the pillar reinforcement structure further comprises a foam body attached to one side of the reinforcement.

Further, the foam body has a sealing portion that seals a gap between the reinforcing member and each of the members due to thermal expansion.

Further, the reinforcement is fixedly connected with the foaming body in a clamping mode.

Furthermore, clamping holes are correspondingly formed on the reinforcing piece and the foaming body respectively; the clamping pieces sequentially penetrate through the clamping holes so as to clamp the reinforcing pieces and the foaming body.

Compared with the prior art, the utility model discloses following advantage has:

(1) stand additional strengthening, through set up hitching part and butt portion on the reinforcement, can make the reinforcement through the mode of articulating and component connection to can make the butt portion support tightly with its component that corresponds because of hitching part articulates on the component that corresponds, can enclose the cavity that constitutes by a plurality of components and connect fixedly, compare in prior art, stand additional strengthening can effectively prevent welding deformation under the circumstances of the joint strength who guarantees stand structure, and the reinforcement of being convenient for is in the assembly in the cavity.

(2) The limiting part is arranged so that after the hanging part is hung, the limiting part is tightly propped against the component correspondingly connected with the hanging part, and the reinforcing part can be prevented from drooping after being hung.

(3) The limiting part is a limiting flanging formed on the reinforcing part, and has a simple structure and is convenient to process and manufacture compared with a limiting bracket welded or screwed on the reinforcing part.

(4) The cross section of the reinforcing piece is along the cross section of the cavity, and the abutting part is an abutting flanging formed on the reinforcing piece, so that the contact area between the reinforcing piece and each component can be increased, and the connection strength between the reinforcing piece and each component can be improved.

(5) The clamping head is matched and installed in the hanging hole, so that the hanging connection of the reinforcing piece and the component is facilitated.

(6) The guide hole is formed to facilitate the guide insertion of the hanging part, and the hanging part is inserted into the guide hole and then is embedded into the hanging hole in a translation or rotation mode, so that the hanging part is hung with the hanging hole.

(7) The foaming body is arranged, so that the sound insulation and noise reduction functions can be effectively improved, and the NVH performance can be favorably improved.

(8) The foaming body is provided with a sealing part to facilitate the sealing connection of the reinforcing piece and the cavity.

(9) The reinforcing part is fixedly connected with the foaming body in a clamping mode so as to be beneficial to the attachment and fixation of the foaming body and the reinforcing part.

(10) The joint holes are formed in the reinforcing part and the foaming body respectively and correspondingly, so that the joint of the joint part is convenient, and the stability of the bonding connection of the foaming body and the reinforcing part can be ensured.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a schematic structural diagram of a C-pillar metal plate cavity in the prior art;

FIG. 2 is a schematic structural view of a C-pillar support reinforcement structure according to the prior art;

FIG. 3 is a schematic structural view of another C-pillar support reinforcement structure according to the prior art;

fig. 4 is a schematic structural view of a pillar reinforcement structure according to an embodiment of the present invention;

fig. 5 is an exploded schematic view of a pillar reinforcement structure according to an embodiment of the present invention;

FIG. 6 is an enlarged view of section I of FIG. 4;

fig. 7 is a schematic structural view of a hanging hole according to an embodiment of the present invention;

FIG. 8 is a cross-sectional view B-B of FIG. 4;

FIG. 9 is a cross-sectional view C-C of FIG. 4;

description of reference numerals:

1-C column inner plate, 2-side wall outer plate, 3-rear wheel cover outer plate, 4-reinforcing bracket, 5-rubber clamping plate, 6-reinforcing piece, 7-foaming body and 8-anti-falling buckle;

301-hanging hole, 302-guiding hole, 601-abutting flanging, 602-clamping head, 603-limiting flanging, 604-clamping hole, 605-reinforcing rib and 701-sealing part;

100-C post sheet metal cavity.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The utility model relates to a stand additional strengthening, it includes: the reinforcing part is arranged in a cavity formed by a plurality of components, the reinforcing part is provided with a hanging part capable of being hung on one component and an abutting part capable of abutting against any other component of the cavity, and the abutting part can abut against the corresponding component due to the hanging of the hanging part on the corresponding component so as to form the connection and fixation of the reinforcing part and the cavity.

The utility model discloses a stand additional strengthening through the portion of linking up and butt portion that sets up on the reinforcement, can make the reinforcement through the mode and the component connection that articulate, compares in prior art, can effectively prevent welding deformation under the circumstances of guaranteeing joint strength to the reinforcement of being convenient for is in the assembly of cavity.

For the convenience of describing the present invention, the following description will be made by taking the C-pillar reinforcement structure of the automobile as an example. Of course, the utility model discloses a stand additional strengthening can also be applied to in other stand structures except can being applied to the C post.

Based on the above description, an exemplary structure of the present embodiment is shown in fig. 4 and 5. The pillar reinforcement structure of the present embodiment includes a reinforcement 6, where the reinforcement 6 is installed in a C-pillar metal plate cavity shown in fig. 1, and the C-pillar metal plate cavity is formed by enclosing a C-pillar inner panel 1, a side wall outer panel 2, and a rear wheel cover outer panel 3. The reinforcement 6 has a hanging part capable of hanging on the rear wheel casing outer plate 3 and a butting part capable of butting against the C column inner plate 1 and the side wall outer plate 2, and the butting part is hung on the rear wheel casing outer plate 3 to enable the butting part to be butted against the C column inner plate 1 and the side wall outer plate 2, so that the reinforcement 6 can be fixedly connected in the metal plate cavity. Of course, the hanging part can be hung on the C-pillar inner plate 1 or the side-wall outer plate 2 besides being hung on the rear wheel cover outer plate 3, and the abutting part can be abutted on any other member of the metal plate cavity.

In order to prevent the reinforcement 6 from hanging and hanging after installation, a limiting part is constructed on the reinforcement 6, and the limiting part can be abutted against the inner wall of the sheet metal cavity due to hanging of the hanging part, so that the reliability of connection between the reinforcement 6 and the sheet metal cavity is further improved. Specifically, as shown in fig. 1, fig. 4 and fig. 5, the limiting portion is configured as a limiting flange 603 formed on the reinforcing member 6 and disposed at the same end of the hanging portion, and the limiting flange 603 is in interference fit with the rear wheel casing outer plate 3, that is, the limiting flange 603 abuts against the inner wall of the metal plate cavity. The limiting flanging 603 structure of the embodiment has the advantages of simple structure, low cost and convenience in processing and manufacturing compared with limiting structures such as limiting brackets welded or screwed on the reinforcing part 6.

Still referring to fig. 1, 4 and 5, in order to increase the contact area between the reinforcing member 6 and the inner wall of the sheet metal cavity, the cross-sectional shape of the reinforcing member 6 follows the cross-sectional shape of the sheet metal cavity, and thus, the reliability of the connection of the reinforcing member 6 in the sheet metal cavity can be improved. For the one end that is equipped with the joint portion, have butt turn-ups 601 in the shaping of the other ends of reinforcement 6, this butt turn-ups 601 constitutes aforementioned butt portion, and butt turn-ups 601 and spacing turn-ups 603 extend along the double-phase opposite side of reinforcement 6 and are the setting of turning over the form.

The hooking portion is formed on one of the reinforcing member 6 and the member to be coupled with the reinforcing member 6, and a hooking hole 301 for the hooking portion 602 to be fitted is formed on the other of the reinforcing member and the member corresponding to the hooking portion 602. Specifically, as shown in fig. 4 to 6, the hooking portion of the present embodiment is a clip 602 formed on the reinforcement 6, and a member connected to the reinforcement 6 in a matching manner, that is, a hooking hole 301 for the clip 602 to be installed is configured on the rear wheel house outer panel 3 corresponding to the clip 602, and the clip 602 is installed in the hooking hole 301 in a matching manner, thereby realizing the hooking of the reinforcement 6 and the rear wheel house outer panel 3.

More specifically, a guide hole 302 is formed in the member or the reinforcing member 6 having the hooking hole 301 so as to communicate with the hooking hole 301, and the guide hole 302 guides the hooking portion to be fitted into the hooking hole 301 by the operational movement of the reinforcing member 6. The chuck 602 of this embodiment is configured as shown in fig. 6, wherein the dimension d: e is preferably 1:2 or 2: 3. The corresponding clip hole 604 is formed in the rear wheel house outer plate 3, and as shown in fig. 7, the clip hole 604 is communicated with the guide hole 302, and is formed in a "T" shape as a whole. The h and g dimensions in fig. 7 need to satisfy the e dimension in fig. 6 and the thickness dimension of the reinforcement 6, the f dimension in fig. 7 needs to satisfy the d dimension limit in fig. 6, and the clamp 602 is inserted into the guide hole 302 and then translated to the hanging hole 301, so that the hanging part is embedded in the hanging hole 301, and the reinforcement 6 is firmly clamped.

It should be noted that, the clamping hole 604 and the guide hole 302 may be a key hole except that they are integrally T-shaped, and the hanging part is inserted into the guide hole 302 and then rotated, so that the hanging part is embedded in the hanging hole 301, thereby realizing firm clamping.

In order to enhance the strength of the reinforcing member 6, a plurality of convex reinforcing ribs 605 are formed on the side surface of the reinforcing member 6, but the number of the reinforcing ribs 605 may be one, as shown in fig. 4 and 5, and the reinforcing ribs 605 may be arranged in parallel, or may be arranged in a cross manner, or may be other forms of reinforcing ribs 605 capable of reinforcing.

In this embodiment, in order to improve the sound insulation and noise reduction effects, the pillar reinforcement structure further includes a foam 7 attached to one side of the reinforcement 6. So set up, compare in prior art, the development of reducible part, also need not set up two spare parts of reinforcement 6 and doubling plate 5 simultaneously in the panel beating cavity promptly. Meanwhile, the hanging installation mode of the reinforcing part 6 can effectively avoid welding spots and welding deformation caused by welding, and in addition, the clamping mechanism of the part clamp can be reduced, so that the tool clamp is light in weight and convenient to maintain and manage.

Specifically, as shown in fig. 4, 8, and 9, the cross-sectional shape of the foam body 7 follows the cross-sectional shape of the reinforcement 6, and the foam body 7 has a sealing portion 701 that can cover and seal the gap between the reinforcement 6 and each member by thermal expansion. Namely, the foaming body 7 is arranged on one side of the reinforcing piece 6 along the circumferential direction of the reinforcing piece 6, and is provided with a wrapping abutting flange 601 and a sealing part 701 arranged on the side of the inserting part, so that the foaming body 7 expands after being baked at high temperature, and the T-shaped hole and the gap between the reinforcing piece 6 and each component are sealed and blocked better.

In this embodiment, the reinforcement 6 is fixedly connected to the foam body 7 in a clamping manner, and in a specific structure, referring to fig. 4, 5 and 8, clamping holes 604 are correspondingly formed on the reinforcement 6 and the foam body 7, respectively, so that the clamping connection between the reinforcement 6 and the foam body 7 can be formed as the clamping members sequentially pass through the clamping holes 604, and the stability of the bonding connection between the foam body 7 and the reinforcement 6 can be ensured. In this embodiment, the clamping piece is an anti-dropping buckle 8, so that the clamping is firm.

Of course, in addition to the above-mentioned snap-fit structure, other snap-fit structures capable of snap-fitting the reinforcement 6 with the foam 7 may be used, such as a convex protrusion formed on one of the foam 7 and the reinforcement 6 and a snap-fit hole formed on the other of the foam 7 and the reinforcement 6 for fitting the protrusion.

The utility model discloses a stand additional strengthening is connected integratively through the reinforcement 6 that sets up and the laminating of foaming body 7 to and through the portion of linking on the reinforcement 6 and butt portion, make this stand additional strengthening can be convenient for connect fixedly in the cavity under the circumstances of guaranteeing joint strength, and have the effect of making an uproar that falls that gives sound insulation, and can promote the NVH performance of stand structure, thereby have better practicality.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A pillar reinforcement structure characterized by comprising:

a reinforcement (6) mounted in a cavity defined by a plurality of members, the reinforcement (6) having a hook portion engageable with one of the members and an abutment portion engageable with any of the other members of the cavity; because the hanging parts are hung on the corresponding members, the abutting parts can be abutted against the corresponding members, so that the reinforcement (6) and the cavity are fixedly connected.

2. The stud reinforcement structure of claim 1, wherein: a limiting part is formed on the reinforcing part (6), and the limiting part can be tightly propped against the inner wall of the cavity due to the hanging of the hanging part.

3. The pillar reinforcing structure according to claim 2, wherein: the limiting part is formed as a limiting flange (603) which is formed on the reinforcing piece (6) and is arranged at the same end with the hanging part.

4. The stud reinforcement structure of claim 1, wherein: the cross section of the reinforcing piece (6) follows the cross section of the cavity; an abutting flange (601) is formed at one end of the reinforcing member (6), and the abutting flange (601) constitutes the abutting portion.

5. The stud reinforcement structure of claim 1, wherein: relative to the end provided with the abutting part, the other end of the reinforcing part (6) is provided with a hanging part, the hanging part is structured into a clamping head (602) which is formed on one of the reinforcing part (6) and the component which is matched and connected with the reinforcing part (6), and the other end of the clamping head (602) is correspondingly structured with a hanging hole (301) for the clamping head (602) to be installed.

6. The pillar reinforcing structure according to claim 5, wherein: a guide hole (302) communicated with the hanging hole (301) is formed in the member or the reinforcing piece (6) provided with the hanging hole (301); the guide hole (302) guides the hooking part to be fitted into the hooking hole (301) due to the operable movement of the reinforcement (6).

7. The pillar reinforcing structure according to any one of claims 1 to 6, wherein: the pillar reinforcing structure further comprises a foaming body (7) which is attached to one side of the reinforcing piece (6).

8. The stud reinforcement structure of claim 7, wherein: the foam body (7) has a sealing portion (701) that seals a gap between the reinforcement (6) and each of the members due to thermal expansion.

9. The stud reinforcement structure of claim 7, wherein: the reinforcing piece (6) is fixedly connected with the foaming body (7) in a clamping mode.

10. The stud reinforcement structure of claim 9, wherein: clamping holes (604) are correspondingly formed in the reinforcing piece (6) and the foaming body (7) respectively; the clamping pieces sequentially penetrate through the clamping holes (604) so as to clamp the reinforcing piece (6) and the foaming body (7).

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