KR101592115B1 - rear impact beam coupling structure for automobile - Google Patents

rear impact beam coupling structure for automobile Download PDF

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Publication number
KR101592115B1
KR101592115B1 KR1020140113250A KR20140113250A KR101592115B1 KR 101592115 B1 KR101592115 B1 KR 101592115B1 KR 1020140113250 A KR1020140113250 A KR 1020140113250A KR 20140113250 A KR20140113250 A KR 20140113250A KR 101592115 B1 KR101592115 B1 KR 101592115B1
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KR
South Korea
Prior art keywords
stay
impact beam
side member
rear impact
bolt
Prior art date
Application number
KR1020140113250A
Other languages
Korean (ko)
Inventor
박종묵
Original Assignee
쌍용자동차 주식회사
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Publication date
Application filed by 쌍용자동차 주식회사 filed Critical 쌍용자동차 주식회사
Priority to KR1020140113250A priority Critical patent/KR101592115B1/en
Application granted granted Critical
Publication of KR101592115B1 publication Critical patent/KR101592115B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/48—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects combined with, or convertible into, other devices or objects, e.g. bumpers combined with road brushes, bumpers convertible into beds

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

The present invention relates to a rear impact beam coupling structure for an automobile, which couples a rear impact beam assembly to a rear end panel formed in the rear of an automobile. The rear impact beam coupling structure for an automobile comprises: side members (300) which have stay coupling parts (320) and bolt holes (310); a rear end panel (400) which is formed in the end of a floor panel (100) where the side members (300) are formed on both ends of the rear thereof; a rear impact beam assembly (600) which has stays (500) coupled to the stay coupling parts (320) of the side members (300); and coupling bolts (700) which fit the stays (500) of the rear impact beam assembly (600) to the stay coupling parts (320) of the side members (300) and then fix and couple the stays to welding nuts (210) of a reinforcement (200) through the bolt holes (310) of the side members (300).

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a rear impact beam coupling structure for automobiles,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rear impact beam joining structure for an automobile, and more particularly, to a rear impact beam joining structure for an automobile which joins a rear impact beam assembly to a rear end panel provided at the rear of an automobile, The stay is fixed to the stay member formed between the side member and the reinforcement, and the trailing hitch is fixedly coupled to the lower portion of the side member to which the stay is fitted and fixed, thereby simplifying the structure of the vehicle, To a rear impact beam joining structure for an automobile, wherein the trailing hitch can be fixedly coupled to a lower portion of a side member.

Generally, in order to securely connect the rear impact beam assembly of the vehicle to the vehicle body, the stay is combined with a side member or a separate member equivalent thereto in the vehicle body.

The stay of the rear impact beam assembly is fixedly coupled only to the lower surface of the side member and the lower surface of the side member.

However, such an automotive rear impact beam coupling structure has the following problems.

That is, since the stay is constituted by a side member or a separate member similar to the side member, the number of parts and weight of the vehicle are increased.

In addition, since the stay of the rear impact beam assembly is fixedly coupled to the lower surface of the side member and the lower surface of the side member, a separate reinforcing member is required for shock absorption transmitted to the stay and the vehicle body in the rear impact beam assembly, There was also a problem.

Particularly, in order to install the trailing hitch at the rear of the vehicle, a separate reinforcing member must be installed or a conventional part must be removed and a trailing hitch must be installed.

SUMMARY OF THE INVENTION It is therefore an object of the present invention to provide an automotive rearview assembly which simplifies the structure of a vehicle and which is capable of fixing a trailing hitch to a lower portion of a side member without requiring a separate reinforcing member, In the coupling structure of the impact beam, the stay provided in the rear impact beam assembly is fixed by fitting the stay coupling portion formed between the side member and the reinforcement, and a trailing hitch is fixed to the lower portion of the side member, The stays of the rear impact beam assembly have a problem in that the number of components of the vehicle and the weight of the vehicle are increased and the stays of the rear impact beam assembly are mounted on the lower surface of the side member and the side members When the lower surface is fixedly coupled A separate reinforcement member is required for shock absorption transmitted from the rear impact beam assembly to the stays and the vehicle body when the vehicle is impacted in the latter half of the vehicle. To install the trailing hitch at the rear of the vehicle, The present invention provides a rear impact beam coupling structure for an automobile, which can effectively solve the problem that a part is removed and a trailing hitch is installed, thereby complicating the operation and reducing workability.

The present invention relates to an automotive rear impact beam coupling structure for coupling a rear impact beam assembly to a rear end panel provided at the rear of an automobile, the automotive rear impact beam assembly being installed on both sides of a lower end of a floor panel provided at the rear of the vehicle, A side member provided with a bolt hole at a position corresponding to a welding nut of the re- infor- mance, and a floor member having a side member at both ends of the rear half, A rear end panel provided at an end of the panel, a rear end panel mounted on the rear surface of the rear panel, and a stay mounted on the inner surface of the rear panel, the stay being inserted into and engaged with a stay connection portion of a side member provided at a lower end of the floor panel, A stay upper in which a bolt coupling hole is formed at a position corresponding to a welding nut of the stator, A rear impact beam assembly composed of a stator with a connecting nut and a stay which is fixedly coupled to a welding nut of a re- inforce through a bolt hole of a side member after the stay of the rear impact beam assembly is inserted into a stay engaging portion of a side member, And a bolt.

The staple of the stay provided in the rear impact beam assembly is provided with a cylindrical bolt guide so that the bolt guide of the stager is passed through the bolt coupling hole of the stay upper, And a trailing hitch is provided at the lower ends of the side members provided at both lower ends of the floor panel, wherein the engaging portion of the trailing hitch is formed at the lower end of the stay engaging portion between the side member and the re- The trailing hitch is fixed to the lower end of the side member without any additional reinforcement member and one side of the trailing hitch coupled to the lower end of the side member is fixed to the stay welding nut of the stayer by the trailing hitch fixing bolt And the other side is engaged with the stays and the side members Trojan formed by a fixed combination, a rear impact beam so that the assembly side of the stay member and the trailing hitch without fully disassemble be fixedly coupled to the bottom of the side member is capable of achieving the object of the present invention.

According to the present invention as described above, the stay provided in the rear impact beam assembly is fixedly fitted to the stay coupling portion formed between the side member and the reinforcement, and the trailing hitch is fixedly coupled to the lower portion of the side member, It has the effect of simplifying the structure of the vehicle and reducing the charge.

Further, the trailing hitch is fixedly connected to the lower portion of the side member without using a separate reinforcing member, thereby reducing the impact generated when the vehicle collides with the rear without a separate reinforcing member.

1 is an exploded perspective view showing a coupling structure of a rear impact beam for an automobile according to the present invention;
FIG. 2 is a perspective view showing a combined structure of a rear impact beam and a side member of a rear impact beam according to the present invention. FIG.
3 is an exploded perspective view showing the structure of a stay of a coupling structure of a rear impact beam for an automobile according to the present invention.
4 is a cross-sectional view showing a coupling structure of a rear impact beam for an automobile according to the present invention.
5 is a longitudinal sectional view showing a coupling structure of a rear impact beam for an automobile according to the present invention.
6 is a cross-sectional view showing a state in which a trailing hitch is coupled to a coupling structure of a rear impact beam for an automobile according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view showing a coupling structure of a rear impact beam for an automobile according to the present invention. FIG. 2 is a side view of a rear impact beam coupling structure for a vehicle according to the present invention, FIG. 3 is an exploded perspective view showing a structure of a stay of a coupling structure of a rear impact beam for an automobile according to the present invention, FIG. 4 is a transverse sectional view showing a coupling structure of a rear impact beam for an automobile according to the present invention, 5 is a vertical sectional view showing a coupling structure of a rear impact beam for an automobile according to the present invention, and FIG. 6 is a sectional view showing a coupling structure of a trailing hitch to a coupling structure of a rear impact beam for an automobile according to the present invention.

The present invention relates to an automotive rear impact beam coupling structure for coupling a rear impact beam assembly to a rear end panel provided at the rear of an automobile, the automotive rear impact beam assembly being installed on both sides of a lower end of a floor panel And a welding nut 210 is installed on a top of the reamer 200. A stay coupling 320 is formed below the reamer 200 and welding nuts 210 of the reamer 200 And a rear end panel 400 provided at an end of a floor panel 100 provided with a side member 300 at both rear ends of the rear panel 400. The side member 300 includes a bolt hole 310, .

The stay 500 is installed on the rear surface of the rear end panel 400 and is fitted to the stay coupling portion 320 of the side member 300 installed at the lower end of the floor panel 100 The stay 500 includes a stay upper 550 having a bolt coupling hole 510 formed at a position corresponding to the weld nut 210 of the reamer 200 and a stower 550 having a stay welding nut 530 And the stays 500 of the rear impact beam assembly 600 are inserted into the stay engaging portions 320 of the side members 300 and then the bolts 604 of the side members 300 are inserted into the stay coupling portions 320 of the side members 300. [ And an engaging bolt 700 fixedly coupled to the welding nut 210 of the reamer 200 through the guide rails 310. The stirrer 560 of the stay 500 provided in the rear impact beam assembly 600 The bolt guide 580 of the stay 560 is provided with a cylindrical bolt guide 580, To be formed through the stay bolts engaging hole 510 of the upper 550, it is characterized in that to perform a guide of the coupling bolt 700. The

Particularly, a trailing hitch 800 is provided at the lower ends of the side members 300 provided at both lower ends of the floor panel 100, and a joint portion of the trailing hitch 800 is connected to the side members 300 and the reinforcements The trailing hitch 800 can be fixedly coupled to the lower end of the side member 300 without a separate reinforcing member by being formed at the lower end of the stay 500 where the stay 500 is coupled to the stay coupling portion 320 formed between the side members 300 One side of the trailing hitch 800 coupled to the lower end of the side member 300 is fixedly coupled to the stay welding nut 530 of the stay 560 by the trailing hitch fixing bolt 850, The stay 500 of the rear impact beam assembly 600 can be fixed to the side member 300 without being completely disassembled with the side member 300 by fastening the stay 500 and the side member 300 with the coupling bolts 700, (800) is fixedly coupled to the lower portion of the side member (300) So that it can be characterized.

The present invention relates to a coupling structure of an automotive rear impact beam.

That is, the upper end of the reamer 200 is provided with a welding nut 210, the stay coupling 320 is formed below the reamer 200, and the welding nut of the reamer 200 The side member 300 includes a bolt hole 310 corresponding to the stator 210 and a stays coupling portion 320 of the side member 300 installed at the lower end of the floor panel 100, The stay 500 includes a stay upper 550 having a bolt coupling hole 510 formed at a position corresponding to the welding nut 210 of the reamer 200 and a stay welding nut 530, The rear impact beam assembly 600 including the stator 560 with the coupling bolts 700 is coupled to the rear impact beam assembly 600.

At this time, after the stay 500 of the rear impact beam assembly 600 is inserted into the stay coupling portion 320 of the side member 300, the coupling bolt 700 is inserted through the bolt hole 310 of the side member 300 And is fixedly coupled to the welding nut 210 of the re-

Particularly, the stay 560 of the stay 500 provided in the rear impact beam assembly 600 is provided with a cylindrical bolt guide 580, and the bolt guide 580 of the stay 560 is fixed to the stay upper 550 So that the coupling bolt 700 can be guided by the bolt coupling hole 510. As shown in FIG.

A trailing hitch 800 is provided at the lower ends of the side members 300 provided at both lower ends of the floor panel 100 so that the engaging portion of the trailing hitch 800 is engaged with the side member 300 and the re- The trailing hitch 800 can be fixedly coupled to the lower end of the side member 300 without a separate reinforcing member by forming the stay coupling portion 320 formed between the stays 500 and 200 at the lower end of the stays 500. [ One side of the trailing hitch 800 coupled to the lower end of the side member 300 is fixedly coupled to the stay welding nut 530 of the stay 560 by the trailing hitch fixing bolt 850, The stays 500 of the rear impact beam assembly 600 are not completely disassembled from the side members 300 by fastening the stays 500 and the side members 300 with the coupling bolts 700 that fix the stays 500 and the side members 300, (800) to the lower portion of the side member (300) It is possible to combine.

That is, by fixing the stay to the stay coupling portion formed between the side member and the reinforcement, and fixing the trailing hitch to the lower portion of the side member to which the stay is fitted and fixedly connected, the structure of the vehicle is simplified, , The trailing hitch is fixedly connected to the lower portion of the side member without using a separate reinforcing member, thereby reducing the impact from the impact generated in the rear collision of the vehicle without a separate reinforcing member.

100: Floor panel 200: Rainforest
210: welding nut 300: side member
310: Bolt hole 320: Stay connection part
400: rear end panel 500: stay
510: bolt coupling hole 530: stay welding nut
550: stay upper 560: stay low
580: Bolt guide 600: Rear impact beam assembly
700: coupling bolt 800: trailing hitch
850: Trailing Hitch Fixing Bolt

Claims (4)

1. A rear impact beam joining structure for an automotive vehicle, the rear impact beam assembly being coupled to a rear end panel provided at the rear of the automobile,
A rainfall 200 is installed on both sides of a lower end of a floor panel 100 provided at the rear of the vehicle and a welding nut 210 is installed on an upper portion of the floor panel 100, A side member 300 having bolt holes 310 corresponding to the welding nuts 210 of the reamer 200,
A rear end panel 400 provided at an end of the floor panel 100 provided with the side members 300 on both rear ends thereof;
And a stay 500 installed on the rear surface of the rear end panel 400 and fitted to the stay coupling portion 320 of the side member 300 installed at the lower end of the floor panel 100, The stator 500 includes a stay upper 550 having a bolt coupling hole 510 formed at a position corresponding to the welding nut 210 of the reamer 200 and a stay 560 having a stay welding nut 530, A rear impact beam assembly 600 comprising:
The stay 500 of the rear impact beam assembly 600 is inserted into the stay engaging portion 320 of the side member 300 and then welded to the reamer 200 through the bolt hole 310 of the side member 300. [ And an engaging bolt (700) fixedly coupled to the nut (210)
A bolt guide 580 of the stay 560 is provided on the stay 560 of the stay 500 provided in the rear impact beam assembly 600, And is formed so as to penetrate through the bolt coupling hole 510,
So that the coupling bolts (700) can be guided by the coupling bolts (700).
delete The method according to claim 1,
A trailing hitch 800 is provided at a lower end of a side member 300 provided at both lower ends of the floor panel 100 so that the coupling portion of the trailing hitch 800 is connected to the side member 300 and the re- The stays 500 are formed at the lower ends of the stays 500,
So that the trailing hitch (800) can be fixedly coupled to the lower end of the side member (300) without a separate reinforcement member.
The method of claim 3,
One side of the trailing hitch 800 coupled to the lower end of the side member 300 is fixedly coupled to the stay welding nut 530 of the stay 560 with the trailing hitch fixing bolt 850, And the side member 300 are fixedly coupled to each other by an engagement bolt 700,
And the trailing hitch 800 can be fixedly coupled to the lower portion of the side member 300 without completely disassembling the stay 500 of the rear impact beam assembly 600 with the side member 300. [ Rear impact beam coupling structure.
KR1020140113250A 2014-08-28 2014-08-28 rear impact beam coupling structure for automobile KR101592115B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020140113250A KR101592115B1 (en) 2014-08-28 2014-08-28 rear impact beam coupling structure for automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020140113250A KR101592115B1 (en) 2014-08-28 2014-08-28 rear impact beam coupling structure for automobile

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KR101592115B1 true KR101592115B1 (en) 2016-02-05

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KR1020140113250A KR101592115B1 (en) 2014-08-28 2014-08-28 rear impact beam coupling structure for automobile

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109229043A (en) * 2018-09-11 2019-01-18 重庆工业职业技术学院 A kind of new automobile collision prevention girders
CN111195793A (en) * 2018-11-20 2020-05-26 南京世界村汽车动力有限公司 New energy automobile anticollision roof beam welding mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109229043A (en) * 2018-09-11 2019-01-18 重庆工业职业技术学院 A kind of new automobile collision prevention girders
CN111195793A (en) * 2018-11-20 2020-05-26 南京世界村汽车动力有限公司 New energy automobile anticollision roof beam welding mechanism

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