CN204871193U - Girder reclination reinforcing plate subassembly before car - Google Patents

Girder reclination reinforcing plate subassembly before car Download PDF

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Publication number
CN204871193U
CN204871193U CN201520388185.8U CN201520388185U CN204871193U CN 204871193 U CN204871193 U CN 204871193U CN 201520388185 U CN201520388185 U CN 201520388185U CN 204871193 U CN204871193 U CN 204871193U
Authority
CN
China
Prior art keywords
crossbeam
brace panel
subframe
automobile
part body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520388185.8U
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Chinese (zh)
Inventor
劳兵
贾丽刚
刘烨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SAIC GM Wuling Automobile Co Ltd
Original Assignee
SAIC GM Wuling Automobile Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SAIC GM Wuling Automobile Co Ltd filed Critical SAIC GM Wuling Automobile Co Ltd
Priority to CN201520388185.8U priority Critical patent/CN204871193U/en
Application granted granted Critical
Publication of CN204871193U publication Critical patent/CN204871193U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a girder reclination reinforcing plate subassembly before car, including the reinforcing plate body with set up in installation base on the reinforcing plate body upper surface, the reinforcing plate body is including the integrative upper portion body that takes shape, the middle part body and the lower part body, the middle part body sets up for the slope, middle part body one end with the rear end of the upper portion body is connected, the rear end of the middle part body with the front end of the lower part body is connected, the upper portion body with the lower part body with middle part body coupling department is equipped with the arc transition, the girder overlap joint is fixed before the upper portion body and the car, the lower part body and the middle part body all with the car in the girder overlap joint fix, the installation base is fixed with the sub vehicle frame. The utility model relates to a girder reclination reinforcing plate subassembly before car simple structure, reinforcing plate flexural rigidity are great, and too big, easy to assemble sub vehicle frame was invaded to the baffle before the upon impact was avoided, prevent to warp, reduce as far as possible whole car tare and cost.

Description

Curved brace panel assembly under crossbeam before a kind of automobile
Technical field
The utility model relates to a kind of stiffener assembly, particularly to relate to before a kind of automobile curved brace panel assembly under crossbeam.
Background technology
All manned vehicles have this part of Kickdown brace panel, i.e. curved brace panel assembly under crossbeam before automobile, this part role is a lot, common are following some: one: with front clapboard assembly, front floor assembly seam, form closed cavity structure, be the vital part of crossbeam and middle crossbeam before connecting, play and ensure in safety collision, prevent driving compartment to be out of shape excessive effect.Two: transmit smoothly from body structure to rear end for power in collision process and path is provided.Three: for the installation of chassis auxiliary frame provides attachment point.Four: for fuel line, brake piping provide attachment point.In a word, this design of part is the indispensable part of body in white.
In current vehicle, this design of part has following problem:
1, when being automotive safety Frontal offset impact regulation C-NCAP and testing, cold-stamped kickdown structure bending stiffness is not enough, causes front dividing plate to invade excessive, causes brake pedal installation region to invade excessive, and then causes chaufeur foot injury values excessive.
2, general cold-stamped Kickdown structure correlated parts plate is thick comparatively large, and the more sheet metal component of integral structure, causes whole body in white weight to increase.
3, general Kickdown brace panel and the installation of subframe, mounting structure is welded with Kickdown brace panel by the independent support of design, is unfavorable for controlling installation dimension and increasing integral vehicle cost and weight.
Summary of the invention
The utility model completes to solve deficiency of the prior art, the purpose of this utility model is to provide that a kind of structure is simple, under crossbeam, curved brace panel assembly bending stiffness is comparatively large before automobile, avoid during collision front dividing plate invade excessive, conveniently subframe is installed, prevent from being out of shape, reducing as far as possible the automobile of car load tare and cost before curved brace panel assembly under crossbeam.
Curved brace panel assembly under crossbeam before a kind of automobile of the present utility model, comprise brace panel body and be arranged at the installation base on described brace panel body upper surface, described brace panel body comprises integrally formed top body, middle part body and lower body, described middle part body is for being obliquely installed, body one end, described middle part is connected with the rear end of described top body, the rear end of described middle part body is connected with the front end of described lower body, described top body and described lower body and body junction, described middle part are provided with arc-shaped transition, before described top body and automobile, crossbeam overlaps fixing, described lower body and middle part body all overlap fixing with crossbeam in automobile, described installation base and subframe are fixed.
Before a kind of automobile of the present utility model, under crossbeam, curved brace panel assembly can also be:
Described installation base is arranged at the arc-shaped transition place that described top body is connected with middle part body with described lower body respectively.
Described installation base upper surface is horizontal surface.
Each described installation base is provided with subframe mounting hole, by being fixedly connected with through hold-down bolt before described front crossbeam and the subframe of described subframe mounting hole between described front crossbeam and described brace panel body.
Be fixedly connected with middle crossbeam brace panel inside described middle crossbeam, described brace panel body and described middle crossbeam are fixed by hold-down bolt after the subframe through described middle crossbeam and described subframe mounting hole.
Described top shape and size are corresponding with described front crossbeam lap-joint shape and size, and described lower body shape and size are corresponding with described middle crossbeam lap-joint shape and size.
Described brace panel body and described middle crossbeam and the described front crossbeam lap of splice are 730mm.
Described brace panel body is made up of thermoforming material B1500HS.
Described brace panel body side and front crossbeam overlap fixing, and described brace panel body opposite side and front crossbeam shrouding overlap fixing.
Curved brace panel assembly under crossbeam before a kind of automobile of the present utility model, comprise brace panel body and be arranged at the installation base on described brace panel body upper surface, described brace panel body comprises integrally formed top body, middle part body and lower body, described middle part body is for being obliquely installed, body one end, described middle part is connected with the rear end of described top body, the rear end of described middle part body is connected with the front end of described lower body, described top body and described lower body and body junction, described middle part are provided with arc-shaped transition, before described top body and automobile, crossbeam overlaps fixing, described lower body and middle part body all overlap fixing with crossbeam in automobile, described installation base and subframe are fixed.Like this, front crossbeam is not directly connected with middle crossbeam, both are connected by brace panel body, namely top body and front crossbeam overlap, and lower body and middle part body all overlap with middle crossbeam, and such connection area increases, fixing more firm, and define double-decker, effectively to improve in collision process the bending stiffness of curved brace panel under crossbeam before automobile, avoid front dividing plate to invade excessive.And only use one piece of brace panel body formed double-decker strengthen intensity and before making automobile under crossbeam curved stiffener assembly meet the requirement of safety collision, reduce the cost of car load, make complete vehicle weight reduce simultaneously.In addition owing to being provided with installation base on brace panel body surface, installation base is used for fixing with subframe, provides the attachment point of base plate subframe, and subframe is installed more firm, avoids that subframe occurs and installs the phenomenons such as dislocation.Relative to the advantage of prior art be: structure is simple, under crossbeam, curved brace panel bending stiffness is comparatively large before automobile, avoid during collision front dividing plate invade excessive, conveniently subframe is installed, prevents distortion, reduces car load tare and cost as far as possible.
Accompanying drawing explanation
Curved brace panel assembly schematic diagram under crossbeam before a kind of automobile of Fig. 1 the utility model.
Curved brace panel assembly and front crossbeam, middle crossbeam connection diagram under crossbeam before a kind of automobile of Fig. 2 the utility model.
Before a kind of automobile of Fig. 3 the utility model, under crossbeam, curved brace panel assembly and subframe assemble schematic diagram.
Before a kind of automobile of Fig. 4 the utility model, under crossbeam, curved brace panel assembly power transmits schematic diagram.
Curved brace panel assembly scheme of installation under crossbeam before a kind of automobile of Fig. 5 the utility model.
A-A section drawing in curved brace panel component drawings 5 under crossbeam before a kind of automobile of Fig. 6 the utility model.
B-B section drawing in curved brace panel component drawings 5 under crossbeam before a kind of automobile of Fig. 7 the utility model.
Figure number explanation
1 ... brace panel body 2 ... installation base 3 ... top body
4 ... middle part body 5 ... lower body 6 ... front crossbeam
7 ... middle crossbeam 8 ... subframe 9 ... subframe mounting hole
10 ... hold-down bolt 11 before subframe ... hold-down bolt after subframe
12 ... middle crossbeam brace panel 13 ... front crossbeam shrouding
Detailed description of the invention
Fig. 1 to Fig. 7 below in conjunction with accompanying drawing is described in further detail brace panel assembly curved under crossbeam before a kind of automobile of the present utility model.
Curved brace panel assembly under crossbeam before a kind of automobile of the present utility model, please refer to Fig. 1 to Fig. 7, the installation base 2 comprising brace panel body 1 and be arranged on described brace panel body 1 upper surface, described brace panel body 1 comprises integrally formed top body 3, middle part body 4 and lower body 5, described middle part body 4 is for being obliquely installed, body 4 one end, described middle part is connected with the rear end of described top body 3, the rear end of described middle part body 4 is connected with the front end of described lower body 5, described top body 3 is provided with arc-shaped transition with described lower body 5 and body junction, described middle part, before described top body 3 and automobile, crossbeam 6 overlap and fixes, described lower body 5 and middle part body 4 all overlap fixing with crossbeam in automobile 7, described installation base 2 is fixed with subframe 8.Like this, front crossbeam 6 is not directly connected with middle crossbeam 7, both are connected by brace panel body 1, namely top body 3 and front crossbeam 6 overlap, and lower body 5 and middle part body 4 all overlap with middle crossbeam 7, and such connection area increases, fixing more firm, and define double-decker, effectively to improve in collision process the bending stiffness of curved brace panel under crossbeam before automobile, avoid front dividing plate to invade excessive.And only use one piece of brace panel body 1 formed double-decker to strengthen intensity and before making automobile under crossbeam curved stiffener assembly meet the requirement of safety collision, reduce the cost of car load, make complete vehicle weight reduce simultaneously.In addition owing to being provided with installation base 2 on the surface at brace panel body 1, installation base 2, for fixing with subframe 8, provides the attachment point of base plate subframe 8, and subframe 8 is installed more firm, avoids that subframe 8 occurs and installs the phenomenons such as dislocation.: structure is simple, under crossbeam, curved brace panel assembly bending stiffness is comparatively large before automobile avoid front dividing plate to invade during collision and excessive, convenient subframe 8 is installed, prevent distortion, reduce car load tare and cost as far as possible relative to the advantage of prior art.
Curved brace panel assembly under crossbeam before a kind of automobile of the present utility model, please refer to Fig. 1 to Fig. 7, the basis of previously described technical scheme can also be: described installation base 2 is arranged at the arc-shaped transition place that described top body 3 is connected with middle part body 4 with described lower body 5 respectively.Like this, installation base 2 is arranged on arc-shaped transition place and avoids stress to concentrate, and provides two subframe 8 attachment points of high strength, avoids subframe 8 to install the loose or inaccurate phenomenon generation of contraposition.Preferred technical scheme is described installation base 2 upper surface is further horizontal surface.Such installation base 2 is plane with the installation joint face of subframe 8, is convenient to install and can effectively avoids stress to concentrate.Can also be that each described installation base 2 is provided with subframe mounting hole 9, by being fixedly connected with through hold-down bolt 10 before described front crossbeam 6 and the subframe of described subframe mounting hole 9 between described front crossbeam 6 and described brace panel body 1.Before such subframe, then hold-down bolt 10 is threaded with subframe mounting hole 9 through front crossbeam 6, and then is securely fixed in by subframe 8 on front crossbeam 6, and brace panel body 1 is also fixed by hold-down bolt before subframe 10 and front crossbeam 6 simultaneously.And described mounting hole can be completed by single piercing die, manufacture simple, save cost.Further preferred technical scheme is be fixedly connected with middle crossbeam brace panel 12 inside described middle crossbeam 7, and described brace panel body 1 and described middle crossbeam 7 are fixed by hold-down bolt after the subframe through described middle crossbeam 7 and described subframe mounting hole 9 11.After subframe, hold-down bolt 11 is fixedly connected with in subframe mounting hole 9 screw thread through after middle crossbeam 7, and then is fixedly connected with brace panel body 1 by middle crossbeam 7.Before certain subframe, hold-down bolt 10 and hold-down bolt after subframe 11 are fixedly connected with each self-corresponding subframe mounting hole 9 screw thread on two installation bases 2 respectively.
Curved brace panel assembly under crossbeam before a kind of automobile of the present utility model, please refer to Fig. 1 to Fig. 7, the basis of previously described technical scheme can also be: described top body 3 shape and size are corresponding with described front crossbeam 6 lap-joint shape and size that described lower body 5 shape and size are corresponding with described middle crossbeam 7 lap-joint shape and size.Like this, increase the area of contact of lap-joint to greatest extent, improve counter-bending and deformability, avoid stress to concentrate and cause and connect the phenomenon such as insecure.Can also be described brace panel body 1 be 730mm with described middle crossbeam 7 and described front crossbeam 6 lap of splice.As the length in figure as shown in L.This length contains stretcher to front-row seats forward foot in a step place region, effectively can protect the shank of occupant when colliding, and reduces the injury of occupant.Can also be that described brace panel body 1 is made up of thermoforming material B1500HS.Brace panel plate body adopts thermoforming material B1500HS, and t=1.6, after Heat forming, yield strength can reach 950-1250Mpa, is much higher than in prior art the yield strength using cold-stamped part.
Curved brace panel assembly under crossbeam before a kind of automobile of the present utility model, please refer to Fig. 1 to Fig. 7, the basis of previously described technical scheme can also be: described brace panel body 1 side and front crossbeam 6 overlap fixing, described brace panel body 1 opposite side and front crossbeam shrouding 13 overlap fixing.Like this, the stressed of brace panel body 1 can be passed to front crossbeam shrouding 13 place and front crossbeam 6 place, be conducive to power transmission, avoid stress to concentrate.
Above-mentionedly only several specific embodiments in the utility model to be illustrated; but can not as protection domain of the present utility model; every according to the change of the equivalence done by design spirit in the utility model or to modify or equal proportion zooms in or out, all should think and fall into protection domain of the present utility model.

Claims (9)

1. curved brace panel assembly under crossbeam before an automobile, it is characterized in that: comprise brace panel body and be arranged at the installation base on described brace panel body upper surface, described brace panel body comprises integrally formed top body, middle part body and lower body, described middle part body is for being obliquely installed, body one end, described middle part is connected with the rear end of described top body, the rear end of described middle part body is connected with the front end of described lower body, described top body and described lower body and body junction, described middle part are provided with arc-shaped transition, before described top body and automobile, crossbeam overlaps fixing, described lower body and middle part body all overlap fixing with crossbeam in automobile, described installation base and subframe are fixed.
2. curved brace panel assembly under crossbeam before a kind of automobile according to claim 1, is characterized in that: described installation base is arranged at the arc-shaped transition place that described top body is connected with middle part body with described lower body respectively.
3. curved brace panel assembly under crossbeam before a kind of automobile according to claim 2, is characterized in that: described installation base upper surface is horizontal surface.
4. curved brace panel assembly under crossbeam before a kind of automobile according to claim 2, it is characterized in that: each described installation base is provided with subframe mounting hole, by being fixedly connected with through hold-down bolt before described front crossbeam and the subframe of described subframe mounting hole between described front crossbeam and described brace panel body.
5. curved brace panel assembly under crossbeam before a kind of automobile according to claim 4, it is characterized in that: be fixedly connected with middle crossbeam brace panel inside described middle crossbeam, described brace panel body and described middle crossbeam are fixed by hold-down bolt after the subframe through described middle crossbeam and described subframe mounting hole.
6. curved brace panel assembly under crossbeam before a kind of automobile according to any one claim of claim 1 to 5, it is characterized in that: described top shape and size are corresponding with described front crossbeam lap-joint shape and size, described lower body shape and size are corresponding with described middle crossbeam lap-joint shape and size.
7. curved brace panel assembly under crossbeam before a kind of automobile according to any one claim of claim 1 to 5, is characterized in that: described brace panel body and described middle crossbeam and the described front crossbeam lap of splice are 730mm.
8. curved brace panel assembly under crossbeam before a kind of automobile according to any one claim of claim 1 to 5, is characterized in that: described brace panel body is made up of thermoforming material B1500HS.
9. curved brace panel assembly under crossbeam before a kind of automobile according to any one claim of claim 1 to 5, is characterized in that: described brace panel body side and front crossbeam overlap fixing, and described brace panel body opposite side and front crossbeam shrouding overlap fixing.
CN201520388185.8U 2015-06-08 2015-06-08 Girder reclination reinforcing plate subassembly before car Expired - Fee Related CN204871193U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520388185.8U CN204871193U (en) 2015-06-08 2015-06-08 Girder reclination reinforcing plate subassembly before car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520388185.8U CN204871193U (en) 2015-06-08 2015-06-08 Girder reclination reinforcing plate subassembly before car

Publications (1)

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CN204871193U true CN204871193U (en) 2015-12-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110341808A (en) * 2018-04-03 2019-10-18 上汽通用五菱汽车股份有限公司 A kind of camber beam

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110341808A (en) * 2018-04-03 2019-10-18 上汽通用五菱汽车股份有限公司 A kind of camber beam

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151216

Termination date: 20200608