CN201784559U - Supporting structure of lower front crossbeam of car bumper - Google Patents
Supporting structure of lower front crossbeam of car bumper Download PDFInfo
- Publication number
- CN201784559U CN201784559U CN2010205333802U CN201020533380U CN201784559U CN 201784559 U CN201784559 U CN 201784559U CN 2010205333802 U CN2010205333802 U CN 2010205333802U CN 201020533380 U CN201020533380 U CN 201020533380U CN 201784559 U CN201784559 U CN 201784559U
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- bumper
- front cross
- cross rail
- under
- strut member
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Abstract
The utility model provides a supporting structure of a lower front crossbeam of a car bumper. The supporting structure belongs to the technical field of cars and solves the problem that legs of pedestrians are easy to be bent forwards to be hurt severely when the pedestrians collide to existing car bumpers at the front ends of two sides of a car body. The supporting structure of a lower front crossbeam of a car bumper is arranged between the lower front crossbeam of the bumper and a lower crossbeam connecting plate of a radiator, the lower front crossbeam of the bumper is connected with the lower crossbeam connecting plate of the radiator via middle fixing plates, supporting parts which are in the shape of elongated plates are arranged on the outer sides of the fixing plates, and one end of each supporting part is fixed on the inner side of the end of the lower front crossbeam of the bumper while the other end is fixed onto the outer side of the end of the lower crossbeam connecting plate of the radiator. Strength and rigidity of ends of the supporting structure of the lower front crossbeam of the car bumper are increased, the upper portions of the legs of the pedestrians collided with the car body can be buffered and trend to roll upwards, so that the legs of the pedestrians can be protected to the utmost extent.
Description
Technical field
The utility model belongs to automobile technical field, relates to a kind of bumper/spoiler, the supporting construction of front cross rail under particularly a kind of Federal bumper.
Background technology
At present, vehicle has become the vehicle indispensable in people's daily life, and the safety performance of vehicle more and more receives designer and user's concern thus.Be provided with a large amount of safety protection structures in the overall vehicle, the Federal bumper that wherein is positioned at automotive front end is to absorb the foreign impacts power that relaxes, the safety device of protection body forward structure; Along with the improvement of automobile design, it more and more is designed to pedestrian protecting now simultaneously.
For example, Chinese patent literature once disclosed a kind of Federal bumper [China Patent No.: ZL200410047102.5; Granted publication number: CN1796185A], it is made up of the crossbeam assembly parts that thick stick body, baffle plate antivibration gear, base antivibration gear and two ends connect automotive frame; Its skin of thick stick body is the Elastic Steel baffle plate, and the inboard is a base, is filled with blob of viscose therebetween; The baffle plate antivibration gear is that two identical in structure antivibration gear lateral symmetry are installed in the interior formation of the interior blob of viscose circular hole of thick stick body, this antivibration gear is made up of spring, baffle plate slide shaft and plate washer axle sleeve, the plate washer axle sleeve is set with spring outward, both ends of the spring connects baffle plate and base respectively, "T"-shaped baffle plate slide shaft is installed in plate washer axle sleeve inside, the one end flushes with baffle plate, and the other end passes plate washer axle sleeve and fastening by nut; The base antivibration gear is fixedly mounted on the crossbeam assembly parts, it comprises two parts, a part is chosen steel, base and crossbeam assembly parts by spring and is formed, and the spring of arc is chosen the back fixation of steel at the base middle part, and pulley and crossbeam assembly parts that spring is chosen the steel two ends are rolling touch; Another part is to choose the steel both sides at spring, be respectively arranged with an identical in structure rubber cushion between crossbeam assembly parts and the base, this rubber cushion and horizontal vertical are provided with two circular holes, be respectively installed with an identical in structure antivibration gear in the circular hole, this antivibration gear is made up of spring, base slide shaft and base axle sleeve, base axle sleeve overcoat is equipped with spring, both ends of the spring connects base and crossbeam assembly parts respectively, the base slide shaft is installed in base axle sleeve inside, the one end connects with base, and the other end passes base axle sleeve and fastening by nut.
Though above-mentioned Federal bumper has played certain collision protection effect, but also there is following shortcoming in it: connecting panel and vehicle body formation that bumper/spoiler stretches out by the middle part are connected, form the width of certain distance between its two ends and the vehicle body, so when the front end crash pedestrian of vehicle body both sides, because its intensity difference easily forms inside bump depression, the human body shank that is positioned at this position this moment just can be along with depression bending forward, form indexs such as knee bend angle, shin bone acceleration/accel, shear displacemant and all exceed the maxim of collision safety requirement, thereby human body is produced serious injury.
Summary of the invention
The purpose of this utility model is to have the problems referred to above at existing technology, has proposed a kind of intensity by front cross rail under the increase bumper/spoiler, thereby prevents the supporting construction of front cross rail under its Federal bumper that the bump indent occurs.
The purpose of this utility model can realize by following technical proposal: the supporting construction of front cross rail under a kind of Federal bumper, under bumper/spoiler between front cross rail and the radiator cross sill connecting panel, front cross rail links to each other by the adapter plate that is positioned at the middle part with radiator cross sill connecting panel under the bumper/spoiler, it is characterized in that, the outside of described adapter plate is equipped with the strut member that is long strip-board shape, described strut member one end is fixed on the end medial surface of front cross rail under the bumper/spoiler, and its other end is fixed on the end lateral surface of radiator cross sill connecting panel.
Strut member under this Federal bumper in the supporting construction of front cross rail will descend front cross rail and vehicle body to form and be located by connecting, thereby eliminated the easy crumple zone that both produce because of there being the gap, and then when having improved bump the top shank over against intensity, the rigidity of bumper/spoiler position, can play and keep out the shank bottom and travel forward, and make shank that the upwards trend of tumbling motion be arranged, thereby play the effect that reduces the knee bend angle after collision.
Under above-mentioned Federal bumper in the supporting construction of front cross rail, all front cross rail, radiator cross sill connecting panel form and are connected under corresponding and the bumper/spoiler by welding at the two ends of described strut member.Welding makes both fixed, and implements easily.
In the supporting construction of front cross rail, the two ends of described strut member all form fixing by front cross rail, radiator cross sill connecting panel under bolted connection correspondence and the bumper/spoiler under above-mentioned Federal bumper.Bolted connection is for removably connecting, thus easy disassembly and implement simple and easy.
In the supporting construction of front cross rail, the two ends of described strut member all have the flange of bending laterally, all offer through hole on the described flange under above-mentioned Federal bumper.The medial surface of front cross rail is fitted under one end flange and the bumper/spoiler, and bolt passes through hole formation connection; The lateral surface of other end flange and radiator cross sill connecting panel is fitted, and bolt passes through hole formation connection.
In the supporting construction of front cross rail, described strut member is provided with reinforced rib under above-mentioned Federal bumper.Reinforced rib can be provided with according to intensity, the rigidity of the required increase of bracing frame.
In the supporting construction of front cross rail, described reinforced rib forms one by welding and strut member and is connected under above-mentioned Federal bumper.Welding makes both fixed, and implements easily.
In the supporting construction of front cross rail, described strut member adopts metallic material to make under above-mentioned Federal bumper.Metallic material has certain intensity and rigidity.
Compared with prior art; the supporting construction of front cross rail is connected at following front cross rail both ends increase strut member and vehicle body formation under this Federal bumper; the strength and stiffness of this end have been improved; thereby when body structure both sides and pedestrian bump; the top of human body shank is subjected to keeping out of front cross rail under the bumper/spoiler; so prevent that the shank bottom from travelling forward, and make shank that the upwards trend of tumbling motion be arranged after collision, thereby play the effect of protecting the human body shank to escape injury to greatest extent.
Description of drawings
Fig. 1 is the perspective view of the supporting construction of front cross rail under this Federal bumper.
Fig. 2 is the planar structure scheme drawing of the supporting construction of front cross rail under this Federal bumper.
Among the figure, 1, front cross rail under the bumper/spoiler; 2, radiator cross sill connecting panel; 3, adapter plate; 4, strut member; 4a, flange.
The specific embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1 and Figure 2, under this Federal bumper the supporting construction of front cross rail between front cross rail 1 and the radiator cross sill connecting panel 2, it comprises the strut member 4 that is long strip-board shape under bumper/spoiler.
Bumper/spoiler is positioned at the front end of vehicle body and is fixed with one by connection structure and vehicle body, the bottom of bumper/spoiler is the following front cross rail that is tabular, following front cross rail has the crooked radian identical with body structure, its middle part is arranged with two and stretches to inboard adapter plate 3, and the inner of adapter plate 3 and the radiator cross sill connecting panel 2 on the vehicle body are connected, thereby front cross rail under the bumper/spoiler 1 is fixed on the body structure bottom.
Because the needs of bumper/spoiler Joint strenght, two adapter plates 3 are positioned at its middle part, so there are the distance of certain width in the both ends of front cross rail 1 and vehicle body under the bumper/spoiler, this apart between be provided with strut member 4, be located at the outside of two adapter plates 3.Strut member 4 adopts metallic material to make long strip-board shape, its two ends all have to the flange 4a with lateral buckling, offer a through hole on each flange 4a, the medial surface of flange 4a front cross rail 1 under the vehicle body outside and an end flange 4a and bumper/spoiler is fitted, pass through hole with bolt and form connection; The lateral surface of other end flange 4a and radiator cross sill connecting panel 2 is fitted, and passes through hole with bolt and forms connection.Bolted connection is for removably connecting, thus easy disassembly and implement simple and easy.
If the strength and stiffness of strut member 4 are not enough, can be on its surface increase its required intensity, rigidity by the welding plurality of strengthening ribs that be arranged in parallel.
Behind the front end two side collision pedestrians of vehicle; because strut member 4 plays the effect in gap between the front cross rail 1 and vehicle body under the bar carrier; make it crumple not take place over against the collision of shank top; thereby stopped oppositely (promptly forward) bending of whole shank; and make shank that the upwards trend of tumbling motion is arranged after collision simultaneously; thereby reduce the angle at knee reversed bending angle, play the effect of protecting the human body shank to escape injury to greatest extent.
Embodiment two
Present embodiment is basic identical with structure and the principle of embodiment one, different place is: the two ends of strut member 4 are all by welding on the medial surface that correspondence is fixed on front cross rail 1 under the bumper/spoiler and on the lateral surface of radiator cross sill connecting panel 2, welding makes both fixed, and implements easily.
Specific embodiment described herein only is that the utility model spirit is made casehistory.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used front cross rail 1 under the bumper/spoiler morely; Radiator cross sill connecting panel 2; Adapter plate 3; Strut member 4; Terms such as flange 4a, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (7)
1. the supporting construction of front cross rail under the Federal bumper, be positioned between front cross rail under the bumper/spoiler (1) and the radiator cross sill connecting panel (2), front cross rail under the bumper/spoiler (1) links to each other by the adapter plate (3) that is positioned at the middle part with radiator cross sill connecting panel (2), it is characterized in that, the outside of described adapter plate (3) is equipped with the strut member (4) that is long strip-board shape, described strut member (4) one ends are fixed on the end medial surface of front cross rail under the bumper/spoiler (1), and its other end is fixed on the end lateral surface of radiator cross sill connecting panel (2).
2. the supporting construction of front cross rail is characterized in that under the Federal bumper according to claim 1, and the two ends of described strut member (4) all form and are connected by front cross rail (1), radiator cross sill connecting panel (2) under welding correspondence and the bumper/spoiler.
3. the supporting construction of front cross rail is characterized in that under the Federal bumper according to claim 1, and the two ends of described strut member (4) all form fixing by front cross rail (1), radiator cross sill connecting panel (2) under bolted connection correspondence and the bumper/spoiler.
4. the supporting construction of front cross rail is characterized in that under the Federal bumper according to claim 3, and the two ends of described strut member (4) all have the flange (4a) of bending laterally, all offer through hole on the described flange (4a).
5. according to the supporting construction of front cross rail under claim 1 or 2 or the 3 or 4 described Federal bumpers, it is characterized in that described strut member (4) is provided with reinforced rib.
6. the supporting construction of front cross rail is characterized in that under the Federal bumper according to claim 5, and described reinforced rib forms one by welding and strut member (4) and is connected.
7. according to the supporting construction of front cross rail under claim 1 or 2 or the 3 or 4 described Federal bumpers, it is characterized in that described strut member (4) adopts metallic material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205333802U CN201784559U (en) | 2010-09-17 | 2010-09-17 | Supporting structure of lower front crossbeam of car bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205333802U CN201784559U (en) | 2010-09-17 | 2010-09-17 | Supporting structure of lower front crossbeam of car bumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201784559U true CN201784559U (en) | 2011-04-06 |
Family
ID=43816538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205333802U Expired - Lifetime CN201784559U (en) | 2010-09-17 | 2010-09-17 | Supporting structure of lower front crossbeam of car bumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201784559U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102294982A (en) * | 2011-09-30 | 2011-12-28 | 重庆长安汽车股份有限公司 | Front bumper support for automobile |
| CN110834507A (en) * | 2019-11-26 | 2020-02-25 | 鲍吉山 | Automatic energy-absorbing anti-collision beam of automobile |
-
2010
- 2010-09-17 CN CN2010205333802U patent/CN201784559U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102294982A (en) * | 2011-09-30 | 2011-12-28 | 重庆长安汽车股份有限公司 | Front bumper support for automobile |
| CN110834507A (en) * | 2019-11-26 | 2020-02-25 | 鲍吉山 | Automatic energy-absorbing anti-collision beam of 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: 20110406 |
|
| CX01 | Expiry of patent term |