CN201071064Y - Rear floor panel of car body and vehicle using the panel - Google Patents

Rear floor panel of car body and vehicle using the panel Download PDF

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Publication number
CN201071064Y
CN201071064Y CNU2007200718506U CN200720071850U CN201071064Y CN 201071064 Y CN201071064 Y CN 201071064Y CN U2007200718506 U CNU2007200718506 U CN U2007200718506U CN 200720071850 U CN200720071850 U CN 200720071850U CN 201071064 Y CN201071064 Y CN 201071064Y
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CN
China
Prior art keywords
vehicle
floor panel
behind
mounting hole
automobile
Prior art date
Application number
CNU2007200718506U
Other languages
Chinese (zh)
Inventor
彭刚彬
Original Assignee
上海华普汽车有限公司
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 上海华普汽车有限公司 filed Critical 上海华普汽车有限公司
Priority to CNU2007200718506U priority Critical patent/CN201071064Y/en
Application granted granted Critical
Publication of CN201071064Y publication Critical patent/CN201071064Y/en

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Abstract

The utility model discloses a rear floor front plate of automobile body, which is provided with a mounting hole for mounting a fuel tank and a fuel pump. At least two longitudinal strengthening ribs are arranged in the transverse direction of the rear floor front plate of automobile body. The utility model also discloses an automobile equipped with the rear floor front plate of automobile body. The utility model improves the strength of the rear floor front plate of automobile body, and solves the overweight problem of the rear floor front plate.

Description

Floor panel and use the automobile of this panel behind the vehicle body

Technical field

The utility model relates to a kind of body platform, floor panel and use the automobile of this panel behind particularly a kind of vehicle body.

Background technology

Along with China is about to bump the fuel leakage mandatory rules of law on July 1st, 2007 after the implementation, auto trade is all attached great importance to and is improved the safety performance of automobile when knocking into the back, but in view of the energy-saving and environmental protection pressure of auto-industry facing to increasingly stringent, the automaker can only be progressively by optimizing body structure, under the condition that adapts to new collision rules, reduce the productive costs and the use cost of automobile.

Since automobile after bump in the process, body tail absorbs Impact energy and is out of shape, the vehicle body after the distortion directly push so that damage fuel tank, thereby initiation potential threat passenger very easily.At this situation, car manufactures is when design or production at present, and floor panel generally uses the high tensile steel plate punch forming behind the vehicle body, and has increased the reinforcement part.Or, adopt very thick steel plate, or be welded by numerous high tensile steel plate splicings.But in existing these solutions, all there is the forming parts difficulty in floor panel behind the vehicle body, and production technology is very complicated, the problem that the part condemnation factor is big.The customer in use because the increase of floor panel weight behind the vehicle body, has correspondingly increased oil consumption, has improved customer's use cost.

Therefore, how solving the problem in the above-mentioned background technology, is the problem that those skilled in the art need solve at present.

The utility model content

The technical problems to be solved in the utility model provides floor panel behind a kind of vehicle body, can strengthen automobile rear floor intensity, solves the overweight problem of back floor panel again.

The technical problems to be solved in the utility model provides a kind of automobile, can strengthen automobile rear floor intensity, solves the overweight problem of back floor panel again.

Particularly, the utility model provides floor panel behind a kind of vehicle body, has the mounting hole that fuel tank and fuel charger are installed, and floor panel is provided with two walings in a lateral direction at least behind described vehicle body.

Preferably, the cooresponding waling that is provided with in a lateral direction of the position of mounting hole of the above fuel tank of floor panel and fuel charger behind described vehicle body.

Preferably, in the mounting hole both sides of described fuel tank and fuel charger waling is set all.

Preferably, behind described vehicle body floor panel buffer zone is set in a lateral direction, described buffer zone both sides all are provided with waling.

Preferably, floor panel is positioned at the flange that described automobile tail one side is provided for fixed car tailstock back wall behind the described vehicle body.

Preferably, the side that floor panel is positioned at described automobile both sides behind the described vehicle body is equipped with the flange that is used for fixing auto body left and right sides gusset.

Preferably, floor panel is an integral structure behind described reinforced rib and the described vehicle body.

Preferably, described reinforced rib is specially the lug boss that protrudes described reinforced rib adjacent surface downward or upward.

Preferably, the cross-sectional plane of described lug boss is similarly " several " font.

The utility model also provides a kind of automobile, comprises floor panel behind the vehicle body with mounting hole that fuel tank and fuel charger are installed, and floor panel is provided with two walings in a lateral direction at least behind described vehicle body.

Compare with above-mentioned prior art,, strengthened the impact strength of floor panel behind the vehicle body, do not need to use plate iron just can satisfy the requirement of impact strength very much because floor panel is provided with two walings in a lateral direction at least behind the utility model vehicle body.Because floor panel is gently more a lot of than the existing panel weight of plate iron very that adopts behind the described vehicle body of the utility model embodiment, corresponding oil consumption, the corresponding use cost that reduces the customer of having reduced.

Description of drawings

Fig. 1 is a floor panel structural representation behind the vehicle body described in the utility model;

Fig. 2 is a floor panel front view behind the vehicle body described in the utility model;

Fig. 3 is a floor panel lateral plan behind the vehicle body described in the utility model;

Fig. 4 is a floor panel A-A face cutaway view behind the vehicle body shown in Figure 1;

Fig. 5 is a floor panel B-B face cutaway view behind the vehicle body shown in Figure 1;

Fig. 6 is a floor panel C-C face cutaway view behind the vehicle body shown in Figure 1;

Fig. 7 is a floor panel D-D face cutaway view behind the vehicle body shown in Figure 1;

Fig. 8 is a floor panel E-E face cutaway view behind the vehicle body shown in Figure 1.

The specific embodiment

The utility model provides floor panel behind a kind of vehicle body, can strengthen automobile rear floor intensity, solves the overweight problem of back floor panel again.

Specify embodiment of the present utility model below in conjunction with accompanying drawing.

Referring to Fig. 1 to Fig. 3, Fig. 1 is a floor panel structural representation behind the vehicle body described in the utility model; Fig. 2 is a floor panel front view behind the vehicle body described in the utility model; Fig. 3 is a floor panel lateral plan behind the vehicle body described in the utility model.

Floor panel 1 behind the described vehicle body of the utility model embodiment has the fuel tank mounting hole 2 of installation and fuel charger mounting hole 3, and the horizontal direction of floor panel 1 is that two walings 5 are set on the vehicle-body width direction at least behind described vehicle body.

Because floor panel 1 is provided with two walings 5 in a lateral direction at least behind the utility model vehicle body, has strengthened the impact strength of floor panel 1 behind the vehicle body, do not need to use plate iron just can satisfy the requirement of impact strength very much.Because floor panel 1 is gently more a lot of than the existing panel weight of plate iron very that adopts behind the described vehicle body of the utility model embodiment, corresponding oil consumption, the corresponding use cost that reduces the customer of having reduced.And since at least two walings 5 that increase can with floor panel one-shot forming behind the described vehicle body, production technology is simple, is convenient to processing.

Owing to when after vehicle takes place, bumping, following two kinds of situations may occur:

When after bump energy a little less than because the reinforced rib 5 that back floor panel 1 is provided with and back floor panel as a panel piece, have certain rigid and intensity, reinforced rib 5 can discharge the collision energy buffering, thereby has protected vehicle not to be damaged.

When after to bump energy very powerful, the reinforced rib 5 in the floor panel 1 of described back will guarantee vehicle safety thereby fully absorb Impact energy at specific setting regions generation warpage.

Be out of shape owing to body tail absorbs Impact energy, the vehicle body after the distortion directly pushes down to the infringement fuel tank, thereby very easily initiation potential threatens the passenger.The described fuel tank mounting hole 2 of floor panel 1 is in a lateral direction cooresponding behind described vehicle body, and waling 5 can be set.Because floor panel 1 was almost in a lateral direction same after the mounting hole 3 of described fuel tank mounting hole 2 and described fuel charger was positioned at described vehicle body.The described fuel tank mounting hole 2 cooresponding walings 5 that are provided with in a lateral direction of floor panel 1 behind described vehicle body, promptly mounting hole 3 positions of floor panel 1 the above fuel charger are in a lateral direction cooresponding behind described vehicle body, and waling 5 is set.Like this when Impact energy is big, the waling 5 that mounting hole 3 positions of floor panel 1 fuel tank mounting hole 2 and fuel charger are provided with in a lateral direction behind the vehicle body guarantees that the member is not subjected to enormous impact in company with body distortion so that absorb energy, guarantees that fuel oil system is not subjected to serious extruding damage.

The utility model preferred embodiment mounting hole 3 positions of floor panel 1 the above fuel tank mounting hole 2 and fuel charger behind described vehicle body are in a lateral direction cooresponding, and in the both sides of the mounting hole 3 of described fuel tank mounting hole 2 and fuel charger waling are set all.Like this when Impact energy is big, in company with body distortion, can absorb energy at the waling 5 of mounting hole 3 both sides of fuel tank mounting hole 2 and fuel charger better, guarantee that better fuel oil system is not subjected to serious extruding damage.

The utility model preferred embodiment, behind described vehicle body floor panel 1 buffer zone 4 is set in a lateral direction, described buffer zone 4 both sides all are provided with waling 5.Because the described reinforced rib 5 of preferred embodiment do not run through longitudinal direction, the dual-side of floor panel 1 is installed the position of rear wheel after partially reinforced rib 5 all is not set after being positioned at vehicle body, and the zone that reinforced rib 5 is not set herein is a buffer zone 4.When Impact energy was big, buffer zone 4 can fully absorb body distortion, thereby guarantees that better the member is not subjected to enormous impact like this.

Floor panel 1 is positioned at the flange 7 that described automobile tail one side is provided for fixed car tailstock gusset behind described vehicle body.The side that floor panel 1 is positioned at described automobile both sides behind described vehicle body is equipped with the flange 7 that is used for fixing auto body left and right sides gusset.Floor panel 1 is preferably an integral structure behind described reinforced rib 5 and the described vehicle body, is convenient to processing.

Issue according to the Chinese National Standards cuncil, be about to the state compulsory standard " bumping the fuel oil system safety requirements behind the manned vehicle " implemented on July 1st, 2007 (GB20072-2006), use current Ansa and the Hypermesh that uses always in the world to carry out the division of finite element grid.Use large-scale finite element to carry out the analog simulation analysis.The analysis showed that, behind the vehicle body described in the utility model the absorption of floor panel 1 in collision the collision energy of about 20% (being only second to floor side member), thereby play very important energy-absorbing function, thereby make vehicle finally smoothly by bumping test behind the real vehicle.

In order to be illustrated more clearly in the concrete structure of reinforced rib 5, see also Fig. 4 to Fig. 8.Fig. 4 is a floor panel A-A face cutaway view behind the vehicle body shown in Figure 1; Fig. 5 is a floor panel B-B face cutaway view behind the vehicle body shown in Figure 1; Fig. 6 is a floor panel C-C face cutaway view behind the vehicle body shown in Figure 1; Fig. 7 is a floor panel D-D face cutaway view behind the vehicle body shown in Figure 1; Fig. 8 is a floor panel E-E face cutaway view behind the vehicle body shown in Figure 1.

A-A face cutaway view shown in Figure 4 is clearly expressed the structure of the longitudinal direction of reinforced rib 5.On the length direction of reinforced rib 5, be specially the lug boss of the described reinforced rib adjacent surface of downward protrusion.The cross-sectional plane of described lug boss is similarly " several " font, and left-right symmetric basically.Described lug boss generally forms by punching course.

B-B face cutaway view shown in Figure 5, the cutaway view of the cooresponding horizontal direction in mounting hole 3 positions of promptly described fuel tank mounting hole 2 and fuel charger.The arrangement that is arranged as the preferred embodiment of the present invention of reinforced rib 5 shown in this figure.Exist buffer zone 4 between C-C face and the D-D face.The D-D mask body is for installing the position of rear wheel, almost equidistantly in the position of D-D face is provided with most reinforced ribs 5.The utility model preferred embodiment is provided with 11 reinforced ribs 5 in the position of D-D face.

Can clearly be seen that by Fig. 4 to Fig. 8 four of floor panel 1 sides all are provided with flange 7 behind the vehicle body,, be connected with miscellaneous part with back wall by gusset again so that gusset and back wall are installed.Floor panel 1 had welding process preferably after being provided with of flange 7 can guarantee vehicle body, made to become as a whole behind the floor panel 1 and rear floor frame welding behind the vehicle body, better brought into play back floor panel after bump the safety precaution effect of process.

Described reinforced rib 5 is specially the lug boss that protrudes described reinforced rib adjacent surface downward or upward on Width.The cross-sectional plane of described lug boss is similarly " several " font, and left-right symmetric basically.B-B face and the described lug boss of C-C face are specially the lug boss of the described reinforced rib adjacent surface of downward protrusion.Exist buffer zone 4 between C-C face and the D-D face.D-D face and the described lug boss of E-E face are specially the lug boss of described reinforced rib adjacent surface protruding upward.

Floor panel 1 whole employing punch forming behind the vehicle body described in the utility model, reinforced rib 5 is floor panel 1 moulding behind vehicle body.Because floor panel 1 is only used a part behind the vehicle body, avoided in the sort of many part punchings of employing process the problem of serious waste material.Floor panel 1 is only used a part behind the vehicle body described in the utility model, has simplified welding process, has avoided the many part weldings of the sort of employing process complicated problems, has improved the welding efficiency and the quality of production greatly.

The floor panel material can adopt the common cold-rolling steel of 0.8/Dc04 behind the vehicle body described in the utility model, and punching press and welding production technology are mature and stable, and productive costs is low.

The floor panel stock utilization can reach 60% behind the vehicle body described in the utility model, and the stock utilization of car production industry 40-50% has been higher than the auto trade average level greatly relatively.

Floor panel 1 passes through to hang welding generator with rear floor frame after punch forming behind the vehicle body described in the utility model, is welded into the back floor assembly.

By the layout of reinforced rib on the floor, back, floor panel 1 can absorb bigger collision energy as a panel piece behind the vehicle body, guarantees back floor panel panel fuel tank not redeformation of position, thereby has guaranteed fuel tank safety.

Adopt behind the vehicle body described in the utility model behind the floor panel 1, make that automobile rear floor panel 1 part is simply single, material is common, and production technology is simple, the yield rate height, thereby have excellent economy.

The utility model also provides a kind of automobile, comprises having floor panel 1 behind the vehicle body that fuel tank mounting hole 2 and fuel charger mounting hole 3 are installed, and floor panel 1 is provided with two walings 5 in a lateral direction at least behind described vehicle body.Described reinforced rib 5 optimal ways, discontinuous on the longitudinal direction of floor panel 1 behind the described vehicle body.

Automobile described in the utility model can have floor panel 1 behind above-mentioned any vehicle body.

The above only is one of preferred plan of the present utility model, should be pointed out that for those skilled in the art; under the prerequisite that does not break away from the principle of the invention; can also carry out some improvement to the present invention,, these improvements and modifications also should be considered as protection domain of the present utility model.For example, as long as determined the material character of back floor panel, the total arrangement of critical size and reinforced rib, just can appropriate change the present invention in the cross section, the size of reinforced rib of this part, many features reach safety, low-cost requirement.

Claims (10)

1. floor panel behind the vehicle body has the mounting hole that fuel tank and fuel charger are installed, and it is characterized in that, floor panel is provided with two walings in a lateral direction at least behind described vehicle body.
2. floor panel behind the vehicle body according to claim 1 is characterized in that, the cooresponding waling that is provided with in a lateral direction of the position of mounting hole of the above fuel tank of floor panel and fuel charger behind described vehicle body.
3. floor panel behind the vehicle body according to claim 2 is characterized in that, in the mounting hole both sides of described fuel tank and fuel charger waling is set all.
4. floor panel behind the vehicle body according to claim 2 is characterized in that, behind described vehicle body floor panel buffer zone is set in a lateral direction, described buffer zone both sides all are provided with waling.
5. according to floor panel behind the arbitrary described vehicle body of claim 1 to 4, it is characterized in that floor panel is positioned at the flange that described automobile tail one side is provided for fixed car tailstock back wall behind the described vehicle body.
6. floor panel behind the vehicle body according to claim 5 is characterized in that, the side that floor panel is positioned at described automobile both sides behind the described vehicle body is equipped with the flange that is used for fixing auto body left and right sides gusset.
7. floor panel behind the vehicle body according to claim 6 is characterized in that, floor panel is an integral structure behind described reinforced rib and the described vehicle body.
8. floor panel behind the vehicle body according to claim 7 is characterized in that described reinforced rib is specially the lug boss that protrudes described reinforced rib adjacent surface downward or upward.
9. floor panel behind the vehicle body according to claim 8 is characterized in that, the cross-sectional plane of described lug boss is similarly " several " font.
10. automobile comprises floor panel behind the vehicle body with mounting hole that fuel tank and fuel charger are installed, and it is characterized in that, floor panel is provided with two walings in a lateral direction at least behind described vehicle body.
CNU2007200718506U 2007-06-29 2007-06-29 Rear floor panel of car body and vehicle using the panel CN201071064Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200718506U CN201071064Y (en) 2007-06-29 2007-06-29 Rear floor panel of car body and vehicle using the panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200718506U CN201071064Y (en) 2007-06-29 2007-06-29 Rear floor panel of car body and vehicle using the panel

Publications (1)

Publication Number Publication Date
CN201071064Y true CN201071064Y (en) 2008-06-11

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101966857A (en) * 2010-07-30 2011-02-09 奇瑞汽车股份有限公司 Car passenger compartment floor rib arrangement structure
CN102358353A (en) * 2011-09-05 2012-02-22 靖江市新程汽车零部件有限公司 Integrated part of automotive floor insulation board
CN102700616A (en) * 2012-05-30 2012-10-03 重庆长安汽车股份有限公司 Rear apron board of automotive body
CN103507865A (en) * 2012-06-30 2014-01-15 重庆长安汽车股份有限公司 Arrangement structure for rear floor ribs of car
CN108725183A (en) * 2017-04-21 2018-11-02 铃木株式会社 Vehicle fuel matches protection of pipe structure
CN108860320A (en) * 2018-06-22 2018-11-23 江苏卡威汽车工业集团股份有限公司 A kind of lightweight body structure of automobile
FR3084323A1 (en) * 2018-07-24 2020-01-31 Psa Automobiles Sa TOPOGRAPHIC FLOOR OF MOTOR VEHICLE

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101966857A (en) * 2010-07-30 2011-02-09 奇瑞汽车股份有限公司 Car passenger compartment floor rib arrangement structure
CN101966857B (en) * 2010-07-30 2012-10-24 奇瑞汽车股份有限公司 Car passenger compartment floor rib arrangement structure
CN102358353A (en) * 2011-09-05 2012-02-22 靖江市新程汽车零部件有限公司 Integrated part of automotive floor insulation board
CN102700616A (en) * 2012-05-30 2012-10-03 重庆长安汽车股份有限公司 Rear apron board of automotive body
CN103507865A (en) * 2012-06-30 2014-01-15 重庆长安汽车股份有限公司 Arrangement structure for rear floor ribs of car
CN103507865B (en) * 2012-06-30 2015-12-09 重庆长安汽车股份有限公司 A kind of arrangement structure of automobile rear floor muscle
CN108725183A (en) * 2017-04-21 2018-11-02 铃木株式会社 Vehicle fuel matches protection of pipe structure
CN108860320A (en) * 2018-06-22 2018-11-23 江苏卡威汽车工业集团股份有限公司 A kind of lightweight body structure of automobile
FR3084323A1 (en) * 2018-07-24 2020-01-31 Psa Automobiles Sa TOPOGRAPHIC FLOOR OF MOTOR VEHICLE

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: SHANGHAI HUAPU GUORUN CAR CO., LTD.

Free format text: FORMER OWNER: SHANGHAI HUAPU CAR CO., LTD.

Effective date: 20091016

TR01 Transfer of patent right

Effective date of registration: 20091016

Address after: Shanghai City, Jinshan District Fengjing Industrial Park, zip code: 201501

Co-patentee after: Shanghai Maple Automobile Co., Ltd.

Patentee after: Shanghai Maple Guorun Automobile Co

Address before: Shanghai City, Jinshan District Fengjing Industrial Park, zip code: 201501

Patentee before: Shanghai Maple Automobile Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080611

Termination date: 20120629

C17 Cessation of patent right