CN203780617U - Car body rear structure - Google Patents
Car body rear structure Download PDFInfo
- Publication number
- CN203780617U CN203780617U CN201420164720.7U CN201420164720U CN203780617U CN 203780617 U CN203780617 U CN 203780617U CN 201420164720 U CN201420164720 U CN 201420164720U CN 203780617 U CN203780617 U CN 203780617U
- Authority
- CN
- China
- Prior art keywords
- snap close
- rear pillar
- car body
- inner panel
- outside plate
- 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 - Lifetime
Links
- 230000002787 reinforcement Effects 0.000 claims description 10
- 238000005728 strengthening Methods 0.000 claims description 3
- 230000037396 body weight Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000000630 rising effect Effects 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 abstract 5
- 238000009434 installation Methods 0.000 description 25
- 238000010586 diagram Methods 0.000 description 13
- 208000032443 Masked facies Diseases 0.000 description 7
- 230000008719 thickening Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The utility model provides a car body rear structure, which comprises an outer plate which is configured at the outer side of a car body, and a rear post of an inner plate configured at the compartment side, wherein the lower end of the inner plate is provided with buckles and buckle reinforcing pieces, the buckles are buckled with locking parts on a seat back of a rear seat, the buckle reinforcing pieces are used for reinforcing mounting parts of the buckles, and the outer plate extends towards the lower side of a car body to a position where the outer plate is overlapped with at least part of the buckle reinforcing pieces and is jointed with the inner plate and the buckle reinforcing pieces. After the car body rear structure adopting the embodiment is applied, the deformation of the periphery of the mounting parts of the buckles when a safety belt fixator is stressed and the buckles are stressed can be inhibited, and the rising of manufacturing cost and the increasing of car body weight are avoided.
Description
Technical field
The utility model relates to a kind of rear vehicle structure with rear pillar.
Background technology
In prior art, adopt the rear vehicle structure of the rear pillar that possesses the inner panel that is configured in the outside plate in car body outside and is configured in passenger compartment side generally known.
In such rear vehicle structure, the shoulder hamess fixer in the seat belt apparatus of back seat is often installed in the top of rear pillar inner panel.In addition, in such rear vehicle structure, the snap close of the locking component phase buckle above arranging for the backrest with back seat (following, to be called for short rear seat back) is arranged on the bottom of rear pillar inner panel.And, in order to strengthen the installation portion of snap close, also usually snap close reinforcement (following, also to claim snap close R/F) is welded on to the bottom of rear pillar inner panel.
Yet, in such rear vehicle structure, when vehicle jolts while making occupant firmly rely on rear seat back, from the load (application force applying to vehicle rear-side from vehicle front side) of back seat side, can put on via snap close the bottom (following, also this situation to be called to snap close when stressed) of rear pillar inner panel.In addition, when vehicle slows down suddenly or brake makes occupant jump on the place ahead and during tractive safety strap, tensile load can act on via shoulder hamess fixer the upper end of rear pillar inner panel, simultaneously, moment load also can act on the bottom (following, also this situation to be called to safety strap fixer when stressed) of rear pillar inner panel.
Therefore, if the rigidity of the snap close installation portion on rear pillar inner panel is low (, if the face rigidity of the member consisting of rear pillar inner panel and snap close R/F is low),, when snap close is stressed or when safety strap fixer is stressed, the snap close installation portion periphery on rear pillar inner panel may deform.
For head it off, such as can, by the plate thickness of thickening rear pillar inner panel etc., improving the rigidity of snap close installation portion periphery.But, if by the so larger member thickening of rear pillar inner panel, can bring manufacturing cost rising, car body weight to increase such problem.
Utility model content
For above-mentioned technical matters, the purpose of this utility model is, a kind of rear vehicle structure that can suppress snap close installation portion peripheral distortion is provided.
As the technical scheme solving the problems of the technologies described above, the utility model provides a kind of rear vehicle structure.This rear vehicle structure comprises having the outside plate that is configured in car body outside and the rear pillar that is configured in the inner panel of passenger compartment side, bottom at described inner panel, be provided with for be arranged on the snap close of the locking component phase buckle on the back of seat of back seat and for strengthening the snap close reinforcement of the mounting portion of this snap close, it is characterized in that: described outside plate extends to the equitant position of at least a portion with described snap close reinforcement to car body below, and engages with described inner panel and described snap close reinforcement.
The advantage with the driving engine of the present utility model of said structure is, because outside plate extends to the equitant position of at least a portion with snap close reinforcement to car body below, so this outside plate can with inner panel and the snap close reinforcement formation three-decker that is bonded together, thereby can improve the face rigidity of snap close installation portion periphery, suppress the distortion of snap close installation portion periphery, and can not bring the problem that manufacturing cost raises and car body weight increases.
Accompanying drawing explanation
Fig. 1 means the stravismus schematic diagram after the car body of the rear vehicle structure of embodiment is cut open.
Fig. 2 means from the schematic diagram of the indoor rear pillar of seeing of car.
Fig. 3 is the enlarged drawing of the A portion in Fig. 2.
Fig. 4 is the cutaway view along the direction of arrow after the B-B line section in Fig. 2.
Fig. 5 means the schematic diagram of the state of snap close installation portion periphery when snap close is stressed.
Fig. 6 means the schematic diagram of the state of rear pillar when safety strap fixer is stressed.
Fig. 7 is the schematic diagram from the rear pillar of the indoor prior art of seeing of car.
Fig. 8 means the schematic diagram of state of the snap close installation portion periphery of prior art when snap close is stressed.
Fig. 9 means the schematic diagram of the state of the rear pillar of prior art when safety strap fixer is stressed.
The specific embodiment
Below, with reference to accompanying drawing, embodiment of the present utility model is described.But the utility model is not limited by the record in following embodiment.In addition, in Fig. 1 to Fig. 3 and Fig. 7, in order to illustrate, be configured in the rear pillar outside plate 3,103 at rear pillar inner panel 2 back sides and snap close reinforcement is (following, also referred to as snap close R/F) 4 allocation position, part corresponding with the part of rear pillar outside plate 3,103 and snap close R/F4 in rear pillar inner panel 2 is adopted to transparent expression.
Fig. 1 means the schematic diagram of the rear vehicle structure of embodiment of the present utility model, particularly, is rear vehicle to be cut open to the oblique drawing of rear stravismus.Fig. 2 means from the schematic diagram of the indoor rear pillar of seeing 1 of car.Fig. 3 is the enlarged drawing of the A portion in Fig. 2.Fig. 4 is the cutaway view along the direction of arrow after the B-B line section in Fig. 2.As shown in Figure 1, Figure 2 and shown in Fig. 4, the rear pillar 1 in this rear vehicle structure possesses: the rear pillar outside plate 3, the rear pillar inner panel 2 that is configured in passenger compartment side and the snap close R/F4 that are configured in car body outside.Rear pillar 1 be for example have three row seats vehicle D post or have the C post of the vehicle of two row seats.At this, rear pillar outside plate 3 refers to the outside plate in the utility model, and rear pillar inner panel 2 refers to the inner panel in the utility model.
In the present embodiment, the thickness of rear pillar inner panel 2 is 0.65(mm).The upper end of rear pillar inner panel 2 is for example welded on, in car body upper panel (, two of vehicle roof 9 roof cant rail inner panels 10 that end is set).In addition, the bottom of rear pillar inner panel 2 is for example welded on, on car body downside panel (, wheel cover inner panel 11).And rear pillar inner panel 2 is also welded on the gusset plate 13 and gutter 14 that the downside of quarter light glass 12 arranges.In addition, the inner side of rear pillar inner panel 2 (overall width direction inner side) is also provided with resin plaque (not shown), and this resin plaque forms the indoor interior panel of car.
On the safety strap fixer installation portion 5 on rear pillar inner panel 2 tops, the shoulder hamess fixer (not shown) in seat belt apparatus (not shown) for back seat (not shown) is installed.In addition, in the bottom of rear pillar inner panel 2, be processed with for Webbing take-up device (not shown) (that is, batching device), insert use batch device peristome 6.In this seat belt apparatus, one end of safety strap is twisted in batches in device, and the other end turns back through the backward below of inserting hole of shoulder hamess fixer, and is fixed on car body in rear pillar 1 bottom.So, when wear safety belt, safety strap is pulled out from batch device, then by being configured in the middle dead bolt (not shown) of safety strap, be connected with the bracelet arranging on back seat (not shown), just can make the top constraint occupant's of safety strap shoulder, the below constraint occupant's of safety strap waist.
In addition, as shown in Figure 2, on the bottom of rear pillar inner panel 2, be welded with snap close installation portion 7.On this snap close installation portion 7, the snap close 8(of locking component (not shown) the phase buckle above arranging for the back of seat with back seat (not shown) is installed with reference to Fig. 6).By making to be like this arranged on the snap close 8 and locking component phase buckle of rear pillar inner panel 2 bottoms, the rear seat back posture of can being kept upright, leans on occupant.
In said structure, if be subject to load effect that back of seat is rearward fallen, load can put on via snap close 8 bottom of rear pillar inner panel 2.So in the rear vehicle structure of present embodiment, the snap close R/F4 of strengthening snap close installation portion 7 use has been welded in the bottom of rear pillar inner panel 2.
In the present embodiment, the thickness of snap close R/F4 is set to 1.4(mm).As shown in Figure 4, from the inner side of overall width direction, snap close R/F4 and snap close installation portion 7 are welded on the outside of rear pillar inner panel 2 with overlapping.
In the present embodiment, the thickness of rear pillar outside plate 3 is set to 1.2(mm).As shown in Figure 4, the rear pillar outside plate 3 of the outside plate (outer panels of rear pillar 1) of formation car body is welded on the outside (outside of overall width direction) of rear pillar inner panel 2.Rear pillar outside plate 3 is identical with rear pillar inner panel 2, is also welded on car body upper panel, car body downside panel and gutter 14.
As shown in Figures 3 and 4, rear pillar outside plate 3 extends to the equitant position of at least a portion (being upper end in present embodiment) with snap close R/F4 to car body below, and engages (welding) with rear pillar inner panel 2 and snap close R/F4.In other words, in the rear vehicle structure of present embodiment, rear pillar outside plate 3, to the expansion of car body below, makes rear pillar inner panel 2, rear pillar outside plate 3 and snap close R/F4 can be bonded together and form three-decker.Like this, the thickness of snap close installation portion 7 peripheries becomes 3.25(0.65+1.4+1.2) (mm), thus the rigidity at this position significantly improves.
As described above, in the rear vehicle structure of prior art, when vehicle jolts when making to ride in passenger on back seat and firmly relying on rear seat back, from the load (application force applying to vehicle rear-side from vehicle front side) of back seat side, can put on via snap close 8 bottom of rear pillar inner panel 2.
In addition, when vehicle slows down suddenly or brake makes occupant jump on the place ahead and during tractive safety strap (with reference to the filled arrows in Fig. 6 and Fig. 9), tensile load can put on via shoulder hamess fixer the upper end of rear pillar inner panel 2, meanwhile, moment load also can act on the bottom of rear pillar inner panel 2.
At this, in order to make the utility model be easier to be understood, by the rear vehicle structure of rear pillar 101 and the rear vehicle structure of present embodiment with prior art are compared, illustrate when snap close is stressed and contingent distortion and effect of stress when safety strap fixer is stressed.At this, the rear vehicle structure of prior art is compared with the rear vehicle structure of present embodiment, and just the shape of rear pillar outside plate 103 is different, and other parts are all identical.Thereby both identical parts are used to identical symbol, and the description thereof will be omitted.
As shown in Figure 7, the rear pillar outside plate 103 of prior art is also welded on rear pillar inner panel 2, gutter 14 and roof cant rail.But, to compare with the rear pillar outside plate 3 of present embodiment, the rear pillar outside plate 103 of prior art is shorter in the length of overall height direction, and the position of its lower end is higher than the position of the lower end of the rear pillar outside plate 3 of present embodiment.Therefore, the rear pillar outside plate 103 of prior art as shown in Figure 7, not with snap close R/F4 overlaid, so together with cannot engaging (welding) with snap close R/F4.
Fig. 5 means the schematic diagram of state of snap close installation portion 7 peripheries of present embodiment when snap close is stressed; Fig. 8 means the schematic diagram of state of snap close installation portion 7 peripheries of prior art when snap close is stressed.In addition, the dash area in Fig. 5 and Fig. 8 represents that deflection is less, the lower part of stress producing; The part of the blacking in Fig. 8 represents that deflection is larger, the larger part of stress producing.In addition, Fig. 6 means the schematic diagram of state of the rear pillar 1 of present embodiment when safety strap fixer is stressed; Fig. 9 means the schematic diagram of state of the rear pillar 101 of prior art when safety strap fixer is stressed.
In the rear vehicle structure of prior art, because rear pillar outside plate 103 does not engage with snap close R/F4, so the face rigidity of snap close installation portion 7 peripheries is lower, deflection when snap close is stressed is larger.Thereby, in the rear vehicle structure of prior art, as shown in Figure 8, on the weld part of snap close installation portion 7, produce larger stress.
To this, in the rear vehicle structure of present embodiment, because rear pillar outside plate 3 engages with snap close R/F4, so the face rigidity of snap close installation portion 7 peripheries improves, deflection when snap close is stressed reduces.Thereby as shown in Figure 5, the stress that snap close installation portion 7 peripheries produce is less for the rear pillar 1 of present embodiment.
In addition, in the rear vehicle structure of prior art, because rear pillar outside plate 103 does not engage with snap close R/F4, so become stiffness change region between rear pillar outside plate 103 and snap close R/F4 when safety strap fixer is stressed.As shown in Figure 9, be positioned at rear pillar outside plate 103 belows to batch the 6 peripheral distortion quantitative changes of device peristome large.Thereby, in the rear vehicle structure of prior art, batch the stress that device peristome 6 peripheries produce higher.
To this, adopt in the situation of rear vehicle structure of present embodiment, because the face rigidity of snap close installation portion 7 peripheries is improved, so as shown in Figure 6, deflection reduces, thereby batch the stress that device peristome 6 peripheries produce, reduces.
In addition, owing to batching, the degree of freedom of the nearly shapes change of 6 pairs of device peristomes is less, as the countermeasure that improves the face rigidity of snap close installation portion 7 peripheries, can consider to thicken the plate thickness of rear pillar inner panel 2, rear pillar outside plate 103 and snap close R/F4.But, if the thickness of the such larger parts of thickening rear pillar inner panel 2, rear pillar outside plate 103 can bring manufacturing cost to raise and the problem of car body weight increase.
Yet, adopt the rear vehicle structure of present embodiment, just rear pillar outside plate 3 is formed to three layers of connected structure that consist of rear pillar inner panel 2, rear pillar outside plate 3 and snap close R/F4 to the expansion of car body below, so, can improve the face rigidity of snap close installation portion 7 peripheries, can not make again manufacturing cost rising, car body weight increase.
Further, being also advantageous in that of the rear vehicle structure of present embodiment, when need not be respectively stressed to safety strap fixer and when snap close is stressed, take different countermeasures, the distortion of snap close installation portion 7 peripheries that just can suppress safety strap fixer when stressed and when snap close is stressed.
Claims (1)
1. a rear vehicle structure, comprise and there is the outside plate that is configured in car body outside and the rear pillar that is configured in the inner panel of passenger compartment side, bottom at described inner panel, be provided with for be arranged on the snap close of the locking component phase buckle on the back of seat of back seat and for strengthening the snap close reinforcement of the mounting portion of this snap close, it is characterized in that:
Described outside plate extends to the equitant position of at least a portion with described snap close reinforcement to car body below, and engages with described inner panel and described snap close reinforcement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420164720.7U CN203780617U (en) | 2014-04-04 | 2014-04-04 | Car body rear structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420164720.7U CN203780617U (en) | 2014-04-04 | 2014-04-04 | Car body rear structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203780617U true CN203780617U (en) | 2014-08-20 |
Family
ID=51316829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420164720.7U Expired - Lifetime CN203780617U (en) | 2014-04-04 | 2014-04-04 | Car body rear structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203780617U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584392A (en) * | 2014-11-07 | 2016-05-18 | 铃木株式会社 | Backrest holding member mounting structure |
| CN115214786A (en) * | 2021-12-20 | 2022-10-21 | 广州汽车集团股份有限公司 | Automobile body front portion structure and car |
-
2014
- 2014-04-04 CN CN201420164720.7U patent/CN203780617U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584392A (en) * | 2014-11-07 | 2016-05-18 | 铃木株式会社 | Backrest holding member mounting structure |
| CN115214786A (en) * | 2021-12-20 | 2022-10-21 | 广州汽车集团股份有限公司 | Automobile body front portion structure and car |
| CN115214786B (en) * | 2021-12-20 | 2024-03-26 | 广州汽车集团股份有限公司 | Front structure of automobile body and automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140820 |
|
| CX01 | Expiry of patent term |