CN203005325U - Automobile rear fog lamp protection and energy-absorption structure - Google Patents
Automobile rear fog lamp protection and energy-absorption structure Download PDFInfo
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- CN203005325U CN203005325U CN 201220614664 CN201220614664U CN203005325U CN 203005325 U CN203005325 U CN 203005325U CN 201220614664 CN201220614664 CN 201220614664 CN 201220614664 U CN201220614664 U CN 201220614664U CN 203005325 U CN203005325 U CN 203005325U
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- energy
- fog lamp
- tail lamp
- circulating type
- absorption box
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Abstract
The utility model discloses an automobile rear fog lamp protection and energy-absorption structure, which comprises a rear side member, wherein the back end surface of the rear side member is fixedly connected with the front side of a rear wall; an energy-absorption box is connected with the rear side of the rear wall opposite to the rear side member; a wraparound energy-absorption block is buckled on the energy-absorption box, and fixedly connected with the rear side of the rear wall; a protecting chamber is arranged on the rear side of the wraparound energy-absorption block; and a rear fog lamp is arranged inside the protecting chamber, and fixed on a rear bumper. As the rear fog lamp is placed inside the protecting chamber of the wraparound energy-absorption block, the wraparound energy-absorption block can absorb the collision energy first, and meanwhile an energy-absorption box is placed between the arranged energy-absorption block and a rear wall metal plate, the rear fog lamp can be well protected under low-speed collision through absorbing energy step by step, so that the damage level can be reduced effectively; and the rear fog lamp can be placed in the collision area, so that more decorative space is provided for the style design of the rear fog lamp. The automobile rear fog lamp protection energy-absorption structure is good in manufacturability and low in production cost, reduces die cost, and can realize light weight.
Description
Technical field
The utility model relates to auto parts and components, refers to particularly a kind of Auto Rear Fog Lamp protection endergonic structure.
Background technology
Along with the development of automobile and the progress of technology, the vehicle configuration style more and more is tending towards variation and stream line pattern, and rear bumper and fog tail lamp are rear portion moulding outlines, and fog tail lamp often a lot of vehicles at the apt word added to clinch the point of rear portion moulding.
Owing to being subjected to the more and more stricter restriction of automotive regulation and car purchaser to expect that vehicle service expenditure after low speed collision is as far as possible low, the layout of fog tail lamp and moulding have been subject to larger constraint; Fog tail lamp is impaired or reduce the extent of damage when avoiding colliding, often have to fog tail lamp is arranged in outside collision area, or darker sunk structure is set on rear bumper, and then fog tail lamp being arranged on inside sunk structure, this has just retrained the space design of fog tail lamp.And client is when buying vehicle, and the outward appearance of vehicle is purchased car to it and had a great impact, and is especially more obvious in this phenomenon of China.So, how to provide larger design space just to become problem demanding prompt solution for fog tail lamp in the layout of Background Region.
Summary of the invention
The purpose of this utility model is to provide a kind of Auto Rear Fog Lamp protection endergonic structure, and this endergonic structure can protect fog tail lamp better when low speed collision, and larger arrangement space can be provided for the styling design of fog tail lamp.
For achieving the above object; the technical solution adopted in the utility model is: a kind of Auto Rear Fog Lamp protection endergonic structure; comprise floor side member; the aft end face of described floor side member is captiveed joint with the back wall front side; the back wall rear side relative with described floor side member is connected with energy-absorption box; be buckled with the circulating type energy absorbent block on described energy-absorption box; described circulating type energy absorbent block is captiveed joint with described back wall rear side; the rear side of described circulating type energy absorbent block is provided with protects the chamber; described protection is provided with fog tail lamp in the chamber, and described fog tail lamp is fixed on rear bumper.
The utility model is by being arranged in fog tail lamp in the cavity between circulating type energy absorbent block and rear bumper, by circulating type energy absorbent block preferential absorption collision energy, arranged simultaneously step panel beating energy-absorption box between circulating type energy absorbent block and back wall panel beating and floor side member, by absorbing step by step energy, fog tail lamp is carried out good protection when the low speed collision, effectively reduce service expenditure; The endergonic structure step by step that the utility model forms can absorb collision energy well, makes fog tail lamp can be arranged in collision area, thereby provides larger arrangement space for the styling design of fog tail lamp; In addition, the utility model good manufacturability has reduced die cost, and productive costs is low, has realized lightweight.
Further, bottom, described circulating type energy absorbent block front side is provided with the energy-absorbing chamber, and the rear side middle part is provided with the protection chamber, and the top in described energy-absorbing chamber has fixed orifice, and described fixed orifice is captiveed joint with back wall.The circulating type energy absorbent block is used for absorbing and transmitting collision energy, and fog tail lamp is effectively cushioned in low speed collision, reaches the purpose of protection fog tail lamp; Gap between protection chamber and rear bumper has formed the buffer protection zone of a fog tail lamp.
Again further, described energy-absorbing chamber is buckled on energy-absorption box, leaves the gap between the inwall in described energy-absorption box and energy-absorbing chamber.Energy-absorption box stretches into inside, energy-absorbing chamber and is conducive to energy is absorbed fully and is passed to from the circulating type energy absorbent block floor side member place in the place ahead; The gap that reserves between the inwall in energy-absorption box and energy-absorbing chamber is conducive to the transmission step by step of collision energy for the circulating type energy absorbent block provides certain cushion space.
Further, described protection is provided with fog tail lamp in the chamber, fog tail lamp and the protection chamber inwall between leave the gap.fog tail lamp is in the insurance chamber of circulating type energy absorbent block and does not contact with the insurance chamber, when collision occurs, at first rammer contacts with the outside face of rear bumper, then compress the rear bumper distortion, fog tail lamp is along with without hindrance motion one segment distance of rear bumper, then contact and compress the bottom in protection chamber, because of fog tail lamp and the protection chamber inwall between leave the gap, make the circulating type energy absorbent block substantially there is no compression to the part between the back wall panel beating in the starting stage in bottom, protection chamber, so its intensity is far below fog tail lamp, can well cushion the compression energy of fog tail lamp, fog tail lamp is played a protective role.
Preferably, described energy-absorption box is the multi-stage stairs shape, and cross-sectional area increases from back to front successively.During collision, at first energy is delivered to the top of energy-absorption box, increases gradually from back to front because the step profile section of energy-absorption box is long-pending, so after encounter stage more leaned on, the energy that the unit deformation amount absorbs was larger, this is conducive to the buffering to collision.
Further preferably, described back wall trailing flank is provided with double-screw bolt, and it is interior fixing that described double-screw bolt inserts the fixed orifice of circulating type energy absorbent block.The circulating type energy absorbent block is fixed on back wall by double-screw bolt.
Again further preferably, have installing port on described rear bumper, the two ends of described installing port front side are respectively equipped with screw base and deck, and the two ends of described fog tail lamp are respectively equipped with attachment face and claw, described screw base is captiveed joint with attachment face, described deck and claw clamping.Fog tail lamp is fixed by an end screw, and the mode of other end clamping is fixed on rear bumper.
Still more preferably, described circulating type energy absorbent block adopts expanded material.Utilize expanded material to be easy to the characteristics of moulding, easily realize the structure of more complicated, compare the rear impact beam structure manufacturabilities such as panel beating and aluminum alloy well a lot; And the mould of the relative injection-moulded plastic part of the die cost of expanded material and sheet metal part is cheap, and can a multi-cavity mold, produces simultaneously a plurality of parts, is conducive to enhance productivity, and reduces costs; In addition, because expanded material density is very low, compare the back buffer beam of materials such as adopting panel beating or aluminum alloy, it is light a lot of that weight is wanted, and can realize the lightweight of vehicle, and be conducive to reduce fuel oil consumption.
Description of drawings
Fig. 1 is the installation site schematic diagram of fog tail lamp on vehicle body.
Fig. 2 is the structural representation of fog tail lamp and fog tail lamp protection endergonic structure.
Fig. 3 is the decomposition texture schematic diagram of floor side member, back wall panel beating and energy-absorption box in Fig. 2.
Fig. 4 is the assembling schematic diagram of circulating type energy absorbent block in Fig. 2.
Fig. 5 is that in Fig. 2, energy-absorption box is fixed on back view on the back wall panel beating.
Fig. 6 is the rear structure schematic diagram of circulating type energy absorbent block.
Fig. 7 is the mounting structure schematic diagram of fog tail lamp on rear bumper in Fig. 2.
Fig. 8 is A-A cross-sectional view in Fig. 1.
Fig. 9 is B-B cross-sectional view in Fig. 1.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, is convenient to more clearly understand the utility model, but they do not consist of restriction to the utility model.
The utility model is symmetrically arranged in the left and right sides of vehicle rear, as shown in Figure 1, now be specifically described as an example of the fog tail lamp in left side protection endergonic structure example, wherein, refer to the fore-and-aft direction of vehicle in the following description, and for the convenience on narrating, the direction of each parts refers to its direction during installing condition on vehicle.
as Fig. 2, shown in Figure 3, a kind of Auto Rear Fog Lamp protection endergonic structure, comprise floor side member 1, two welded nuts 8 are arranged on floor side member 1, side plane applying weld together before three dimensions on floor side member 1 aft end face and back wall 2 panel beatings, welded nut 8 places on the back wall 2 corresponding floor side members 1 of panel beatings offer two through holes, back wall 2 rear sides relative with described floor side member 1 are connected with panel beating energy-absorption box 3, this energy-absorption box 3 has the step that the level Four cross-sectional area increases gradually from back to front, the end of minimum one-level step is the top seal end of energy-absorption box 3, during collision, at first energy is delivered to energy-absorption box 3 tops, increase gradually from back to front because the step profile section of energy-absorption box 3 is long-pending, after so encounter stage more leans on, the energy that the unit deformation amount absorbs is larger, this is conducive to the buffering to collision, the bottom of energy-absorption box 3 has two through holes, be screwed into the welded nut 8 on floor side member 1 after two through holes on screw bolt passes energy-absorption box 3 and back wall 2, thereby the bottom of energy-absorption box 3 is fixed on back wall 2 and floor side member 1.
as Fig. 4, shown in Figure 5, described back wall 2 trailing flanks are provided with two and are used for the fixedly welding screw 7 of circulating type energy absorbent block 4, described circulating type energy absorbent block 4 is made by expanded material, this circulating type energy absorbent block 4 bottoms, front sides are provided with the energy-absorbing chamber 403 of matching with energy-absorption box 3 shapes, the rear side middle part is provided with protection chamber 401(such as the Fig. 6 that matches with fog tail lamp 5 shapes), the top in described energy-absorbing chamber 403 has the fixed orifice 404 of two circles, circulating type energy absorbent block 4 is inserted on two welding screws 7 of back wall 2 panel beatings fixing along the X-direction hole 404 that is fixed, make described energy-absorbing chamber 403 be buckled on energy-absorption box 3, energy-absorption box 3 just is contained in 403 li, the energy-absorbing chamber, bottom of circulating type energy absorbent block 4, leave the gap between the inwall in described energy-absorption box 3 and energy-absorbing chamber 403, be provided with the strip shape fog tail lamp 5 of arc in described protection chamber 401, fog tail lamp 5 does not directly contact with the inwall in protection chamber 401, leave dash clearance therebetween, fog tail lamp 5 is fixed on rear bumper 6, and the shape in the protection chamber 401 of circulating type energy absorbent block 4 can be carried out respective design according to the deployment scenarios of fog tail lamp 5.
As shown in Figure 7, have installing port 9 on described rear bumper 6, the close midway location of the right-hand member of described installing port 9 front sides is provided with the screw base 10 with spring nut, left end is provided with deck 11, the right-hand member of described fog tail lamp 5 is provided with attachment face 12, left end is provided with claw 13, and described screw base 10 is captiveed joint with attachment face 12, described deck 11 and claw 13 clampings.Before assembling fog tail lamp 5, at first spring nut is stuck on the screw base 10 of rear bumper 6, during assembling fog tail lamp 5, first the claw 13 of fog tail lamp 5 is snapped in 11 li of the decks of rear bumper 6, then the attachment face 12 use screws with the right-hand member band mounting hole of fog tail lamp 5 are connected on the screw base 10 of rear bumper 6 upper ribbon spring sheet nuts, like this, fog tail lamp 5 just has been fixed on rear bumper 6, and rear bumper 6 is connected on the vehicle body main body frame by fastener and interface arrangment.
Installation process of the present utility model is as follows: at first, fog tail lamp 5 is assembled on rear bumper 6; Then; two of energy-absorption box 3 use are bolted on the body in white with back wall 2 panel beatings and floor side member 1; then circulating type energy absorbent block 4 is inserted on the welding screw 7 of back wall 2 panel beatings; the rear bumper 6 that will assemble at last fog tail lamp 5 installs on vehicle body, has consisted of the protection zone of a fog tail lamp 5 between the protection chamber 401 of circulating type energy absorbent block 4 and rear bumper 6.
Principle of the present utility model is described as follows: the utility model is arranged in fog tail lamp 5 in the protection chamber 401, middle part of circulating type energy absorbent block 4; and arranged energy-absorption box 3 at circulating type energy absorbent block 4 rear portions; energy-absorption box 3 is connected with back wall 2 panel beatings and floor side member 1; like this, just formed the endergonic structure step by step of a circulating type between rear bumper 6 and floor side member 1.Wherein, rear bumper 6 is arranged on the vehicle body main body frame, becomes the circulating type first order endergonic structure of endergonic structure step by step, effectively absorbs the initial collision energy, and makes fog tail lamp 5 together move with rear bumper 6 and do not collided; Circulating type energy absorbent block 4 is second stage endergonic structure, and its circulating type structure is contained in fog tail lamp 5 in protection chamber 401, can the preferential absorption collision energy and fog tail lamp 5 is not collided; Energy-absorption box 3 is bolted on back wall 2 panel beatings, becomes third stage endergonic structure, and its step-like endergonic structure is along with the energy absorbing of the increase unit deformation of distortion is also larger; Back wall 2 panel beatings and floor side member 1 are the afterbody endergonic structure, when it absorbs higher collision velocity than macro-energy.
When collision occurs, at first rammer contacts with the outside face of rear bumper 6, then compress rear bumper 6 distortion, at first collision energy absorbs by rear bumper 6, the protection chamber 401 that is positioned at that rear bumper 6 and circulating type energy absorbent block 4 consist of due to fog tail lamp 5, during collision, fog tail lamp 5 is along with without hindrance motion one segment distance of rear bumper 6, so fog tail lamp 5 does not come in contact with other parts substantially; Rear bumper 6 is after deflection under the effect of rammer is over the gap between rear bumper 6 and circulating type energy absorbent block 4, and rear bumper 6 contacts with circulating type energy absorbent block 4, and circulating type energy absorbent block 4 begins to absorb at this moment main collision energy.As Fig. 8, shown in Figure 9; distortion energy-absorbing after the outside face of circulating type energy absorbent block 4 contacts with the inside face of rear bumper 6; simultaneously; fog tail lamp 5 is along with rear bumper 6 moves to the bottom, protection chamber 402 of circulating type energy absorbent block 4 together; increase along with collision energy; circulating type energy absorbent block 4 is compressed more, and the application force of collision is delivered to the energy-absorption box 3 at rear portion by circulating type energy absorbent block 4, then is delivered on floor side member 1 through back wall 2 panel beatings.Fog tail lamp 5 is along with rear bumper 6 motions; contact and compress the bottom, protection chamber 402 of circulating type energy absorbent block 4; the part that arrives between back wall 2 panel beatings due to the bottom, protection chamber 402 of circulating type energy absorbent block 4 does not have compression substantially in the starting stage; so its intensity far below fog tail lamp 5, can well cushion the compression energy of fog tail lamp 5.After energy-absorption box 3 beginning energy-absorbings, much larger than circulating type energy absorbent block 4, therefore mainly absorb collision energies by energy-absorption box 3 in the collision later stage, the collision energy that circulating type energy absorbent block 4 is subject to is very little due to the intensity of energy-absorption box 3, amount of compression also can be very little simultaneously, and fog tail lamp 5 is in contact with it and can be cushioned well.And energy-absorption box 3 is impacted when compression, and its step-like structure can absorb energy step by step by crumple one by one, and will be delivered on floor side member 1 than macro-energy, is born by main structure of vehicle body.At this moment; the energy that rear bumper 6 and circulating type energy absorbent block 4 absorb only accounts for the very fraction of Impact energy; its deflection is also very little; fog tail lamp 5 moves along with rear bumper 6 and compresses the bottom, protection chamber 402 of circulating type energy absorbent block 4; because this part amount of compression in the collision in early stage is less; so; its intensity is still far below fog tail lamp 5; fog tail lamp 5 still can be protected preferably; therefore fog tail lamp 5 all can be subject to good protection and substantially can not damage in whole collision process, can greatly reduce service expenditure.In view of this, adopt this structure, fog tail lamp 5 can be arranged in the rear impact zone, and also very little to the space requirement at rear portion, extremely be conducive to the styling design of fog tail lamp 5.
In addition, this structure can be according to the layout protection zone that obtains expecting in protection chamber 401; And, by carrying out suitable adjustment to endergonic structure step by step is at different levels, the collision characteristic that can obtain expecting, thus effectively protect fog tail lamp 5; The utility model equally also goes for moulding and is arranged in the Reverse Sensor, Reflex Reflector, rear registration plate lamp in rear bumper 6 zones etc.
Claims (8)
1. an Auto Rear Fog Lamp protects endergonic structure, comprise floor side member (1), the aft end face of described floor side member (1) is captiveed joint with back wall (2) front side, it is characterized in that: back wall (2) rear side relative with described floor side member (1) is connected with energy-absorption box (3), be buckled with circulating type energy absorbent block (4) on described energy-absorption box (3), described circulating type energy absorbent block (4) is captiveed joint with described back wall (2) rear side, the rear side of described circulating type energy absorbent block (4) is provided with protects chamber (401), be provided with fog tail lamp (5) in described protection chamber, described fog tail lamp (5) is fixed on rear bumper (6).
2. Auto Rear Fog Lamp according to claim 1 protects endergonic structure; it is characterized in that: bottom, described circulating type energy absorbent block (4) front side is provided with energy-absorbing chamber (403); the rear side middle part is provided with protects chamber (401); the top in described energy-absorbing chamber (403) has fixed orifice (404), and described fixed orifice (404) is captiveed joint with back wall (2).
3. Auto Rear Fog Lamp according to claim 2 protects endergonic structure, and it is characterized in that: described energy-absorbing chamber (403) is buckled on energy-absorption box (3), leaves the gap between the inwall in described energy-absorption box (3) and energy-absorbing chamber (403).
4. Auto Rear Fog Lamp protection endergonic structure according to claim 1 and 2, is characterized in that: be provided with fog tail lamp (5) in described protection chamber (401), leave the gap between the inwall in fog tail lamp (5) and protection chamber (401).
5. according to claim 1 or 3 described Auto Rear Fog Lamps protect endergonic structures, and it is characterized in that: described energy-absorption box (3) is the multi-stage stairs shape, and cross-sectional area increases from back to front successively.
6. Auto Rear Fog Lamp according to claim 2 protects endergonic structure, it is characterized in that: described back wall (2) trailing flank is provided with double-screw bolt (7), and it is interior fixing that described double-screw bolt (7) inserts the fixed orifice (404) of circulating type energy absorbent block (4).
7. Auto Rear Fog Lamp according to claim 1 protects endergonic structure, it is characterized in that: have installing port (9) on described rear bumper (6), the two ends of described installing port (9) front side are respectively equipped with screw base (10) and deck (11), the two ends of described fog tail lamp (5) are respectively equipped with attachment face (12) and claw (13), described screw base (10) is captiveed joint with attachment face (12), described deck (11) and claw (13) clamping.
8. Auto Rear Fog Lamp protection endergonic structure according to claim 1 and 2, is characterized in that: described circulating type energy absorbent block (4) employing expanded material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220614664 CN203005325U (en) | 2012-11-20 | 2012-11-20 | Automobile rear fog lamp protection and energy-absorption structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220614664 CN203005325U (en) | 2012-11-20 | 2012-11-20 | Automobile rear fog lamp protection and energy-absorption structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203005325U true CN203005325U (en) | 2013-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220614664 Expired - Lifetime CN203005325U (en) | 2012-11-20 | 2012-11-20 | Automobile rear fog lamp protection and energy-absorption structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203005325U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923050A (en) * | 2012-11-20 | 2013-02-13 | 东风汽车公司 | Protecting and energy-absorbing structure of rear fog lamp of automobile |
| CN103723100A (en) * | 2013-12-30 | 2014-04-16 | 长城汽车股份有限公司 | Automobile anti-collision box and automobile anti-collision structure |
-
2012
- 2012-11-20 CN CN 201220614664 patent/CN203005325U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923050A (en) * | 2012-11-20 | 2013-02-13 | 东风汽车公司 | Protecting and energy-absorbing structure of rear fog lamp of automobile |
| CN103723100A (en) * | 2013-12-30 | 2014-04-16 | 长城汽车股份有限公司 | Automobile anti-collision box and automobile anti-collision structure |
| CN103723100B (en) * | 2013-12-30 | 2017-01-11 | 长城汽车股份有限公司 | Automobile anti-collision box and automobile anti-collision structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130619 Effective date of abandoning: 20150527 |
|
| RGAV | Abandon patent right to avoid regrant |