CN202987033U - Front longitudinal beam energy absorption section and front longitudinal beam assembly - Google Patents
Front longitudinal beam energy absorption section and front longitudinal beam assembly Download PDFInfo
- Publication number
- CN202987033U CN202987033U CN 201220488273 CN201220488273U CN202987033U CN 202987033 U CN202987033 U CN 202987033U CN 201220488273 CN201220488273 CN 201220488273 CN 201220488273 U CN201220488273 U CN 201220488273U CN 202987033 U CN202987033 U CN 202987033U
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- energy
- front side
- side member
- absorbing
- absorbing cylinder
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Abstract
The utility model provides a front longitudinal beam energy absorption section and a front longitudinal beam assembly. The front longitudinal beam energy absorption section comprises an energy absorption barrel with a cavity inside and a plurality of first through holes formed in the side wall of one end, a mounting nut block with an outline matched with the cavity of the energy absorption barrel and provided with a plurality of screw holes, and a mounting support which comprises a first clamping plate, a second clamping plate and a connecting piece connecting the first clamping plate and the second clamping plate, wherein the first clamping plate and the second clamping plate are relatively parallel and provided with opposite second through holes. According to the front longitudinal beam energy absorption section and the front longitudinal beam assembly, the mounting nut block is embedded into the cavity at one end of the energy absorption barrel, the mounting support wraps the energy absorption barrel and the mounting nut block, screws penetrate through a reinforcing cross beam, the mounting support and the energy absorption barrel and are tightly screwed with the screw holes in the mounting nut block, and therefore connection reliability of the front longitudinal beam energy absorption section and the reinforcing cross beam is improved.
Description
Technical field
The utility model relates to automobile technical field, relates in particular to a kind of front side member energy-absorbing section and front side member assembly.
Background technology
Automobile in the process of moving, if encounter obstacle, the acceleration change that automobile is instantaneous and momentum are very large, if the structure design of vehicle body is undesirable, body forward structure can not be very to the energy that produces of absorption collision, vehicle body can by badly damaged, cause casualties.In order to absorb the impact energy of collision, guarantee occupant's survival space, the structure design of vehicle body is not more firm better, vehicle body front and rear part structure has suitable flexibility, absorbed energy so that smash distortion when bumping, alleviate crash acceleration, reduce the impact to the crew module, guarantee occupant's survival space.
Please refer to Fig. 1, for addressing the above problem, the leading portion of fuselage front side member assembly is designed to the front side member energy-absorbing section 11 that the phase commute smashes distortion, absorbed energy to smash distortion when bumping.Directly be connected both through holes between the first end of existing front side member energy-absorbing section 11 and deep beam 20 by screw, directly be connected both through holes by screw between the second end of front side member energy-absorbing section 11 and front side member body 12.Yet because front side member energy-absorbing section 11 is own yielding, directly be connected also insecure with deep beam 20 by screw.
The utility model content
The utility model purpose is to provide a kind of front side member energy-absorbing section and front side member assembly that can reliably be connected with deep beam, be used for solving existing front side member energy-absorbing section due to itself yielding and with unstable problem of being connected of deep beam.
For solving the problems of the technologies described above, the utility model provides a kind of front side member energy-absorbing section, be installed between the front side member body and deep beam of automobile, described front side member energy-absorbing section comprises: the energy-absorbing cylinder, described energy-absorbing cylinder is cylindrical body, inside has cavity, is respectively arranged with some the first through holes on the left and right sides wall of an end of described energy-absorbing cylinder; The mounting nuts piece, the profile of described mounting nuts piece matches with the cavity of described energy-absorbing cylinder, and on described mounting nuts piece, the first through hole of corresponding described energy-absorbing cylinder is provided with some screws; And mounting bracket, comprise the first grip block, the second grip block and connect the first grip block and the attaching parts of the second grip block, described the first grip block and the second grip block opposing parallel setting and be relatively set with the second through hole, described each second through hole is corresponding with the first through hole of described energy-absorbing cylinder.
Preferably, the cross sectional shape of described energy-absorbing cylinder is inverted L-type, and the width at the top, cross section of described energy-absorbing cylinder is greater than the width of bottom, cross section.
Preferably, the material of described energy-absorbing cylinder is aluminium.
Preferably, the inside of described energy-absorbing cylinder is provided with some brace panels, and described some brace panels are divided into some subregions with the cross section of described energy-absorbing cylinder.
Preferably, described mounting nuts piece be shaped as " work " font, described some screws are arranged at respectively on four outshots of mounting nuts piece.
The utility model also provides a kind of front side member assembly, has above-mentioned front side member energy-absorbing section and front side member body, and described front side member body is connected with the end of described front side member energy-absorbing section away from described mounting nuts piece.
Preferably, described energy-absorbing cylinder has sunk part away from roof and the diapire of an end of described mounting nuts piece, be provided with third through-hole on described sunk part, described front side member energy-absorbing section also has upper holder and lower holder, and the third through-hole of the corresponding described energy-absorbing cylinder roof of described upper holder and lower holder and diapire is provided with fourth hole.
Front side member energy-absorbing section of the present utility model and front side member assembly are by embedding the mounting nuts piece in the cavity of energy-absorbing cylinder one end, mounting bracket envelopes energy-absorbing cylinder and mounting nuts piece, pass deep beam, mounting bracket and energy-absorbing cylinder by screw, and screw with the screw of mounting nuts piece, thereby improved the fiduciary level that is connected between front side member energy-absorbing section and deep beam.
Description of drawings
Fig. 1 is the schematic diagram of existing front side member assembly;
Fig. 2 is the schematic perspective view of the utility model front side member energy-absorbing section;
Fig. 3 is the exploded perspective view of the utility model front side member energy-absorbing section;
Fig. 4 is the schematic cross-section of energy-absorbing cylinder in Fig. 3.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Please refer to Fig. 2, the utility model embodiment provides a kind of front side member energy-absorbing section 100, be installed between the front side member body (not shown) and deep beam (not shown) of automobile, be used for being smashed distortion when bumping and absorb energy, alleviate crash acceleration, the impact of minimizing to the crew module, assurance occupant's survival space.Front side member energy-absorbing section 100 forms the front side member assembly together with front side member body (not shown).
Please also refer to Fig. 3, front side member energy-absorbing section 100 comprises energy-absorbing cylinder 110, mounting nuts piece 120, mounting bracket 130, upper holder 140 and lower holder 150.
Please continue with reference to figure 4, energy-absorbing cylinder 110 is the cylindrical body of aluminum, and its cross section is roughly inverted L-type, and the width at its top, cross section is greater than the width of bottom, and so the cross-sectional periphery shape of design can increase the collision energy that energy-absorbing cylinder 110 absorbs when bumping.And the weight of the energy-absorbing cylinder 110 of aluminum only has 1/3 of the energy-absorbing cylinder that adopts steel plate, and weight loss effect is obvious.Studies show that, approximately 75% oil consumption is relevant with complete vehicle quality, and reduce car mass and just can effectively reduce oil consumption and discharging, the every decline 10% of car mass, oil consumption descends 8%, and discharging descends 4%.Therefore adopt the energy-absorbing cylinder 110 of aluminum to make oil consumption and discharging all reduce.
For further improving the energy absorption ability of energy-absorbing cylinder 110, also be provided with some brace panels in energy-absorbing cylinder 110.Brace panel 111a closes on and is parallel to the roof setting of energy-absorbing cylinder 110; The roof of brace panel 111b and energy-absorbing cylinder 110 is vertical and between the roof of brace panel 111a and energy-absorbing cylinder 110; Brace panel 111c closes on and is parallel to the diapire of energy-absorbing cylinder 110; The diapire of brace panel 111d and energy-absorbing cylinder 110 is vertical and between the diapire of brace panel 111c and energy-absorbing cylinder 110.Some brace panels are divided into some subregions with the cross section of energy-absorbing cylinder 110, as two upper cavities between the main cavity between brace panel 111a and brace panel 111c, brace panel 111a and roof, and two lower chambers between brace panel 111c and diapire.
Please refer again to Fig. 3, be respectively arranged with two through holes 117 on the left and right sides wall of the first end of energy-absorbing cylinder 110; The roof of the second end of energy-absorbing cylinder 110 and the both sides of diapire are stamped into sunk part 118, make the roof of the second end of energy-absorbing cylinder 110 and the cross section of diapire be " people " font, the roof of energy-absorbing cylinder 110 second ends and the sunk part 118 of diapire are respectively arranged with two through holes 119.
Roof and the diapire of the shape of upper holder 140 and lower holder 150 and energy-absorbing cylinder 110 second ends adapt, and are also namely " people " font, and the position of the through hole 119 of upper holder 140 and the corresponding energy-absorbing cylinder 110 of lower holder 150 is provided with through hole 141.
When install connecting front side member energy-absorbing section 100 with the deep beam (not shown), mounting nuts piece 120 is embedded in the main cavity of first end of energy-absorbing cylinders 110, mounting bracket 130 is enveloped energy-absorbing cylinder 110 and mounting nuts piece 120.Some screw (not shown) are passed the through hole of deep beam, the through hole 134 of mounting bracket 130 and the through hole 117 of energy-absorbing cylinder 110 successively, and screw with the screw 122 of mounting nuts piece 120, thereby connect front side member energy-absorbing section 100 and deep beam.
The utility model front side member energy-absorbing section 100 by extrude, the step straight forming such as deburring, press-bending, production efficiency is high.
Particularly, the energy-absorbing cylinder 110 of front side member energy-absorbing section 100 is made through production processes such as blanking, trimming, die mould, deburring, punching and bendings successively.
Mounting nuts piece 120 is through blanking and turn the production processes such as hole and make.
The utility model front side member energy-absorbing section 100 is by embedding mounting nuts piece 120 in the cavity of energy-absorbing cylinder 110 1 ends, mounting bracket 130 envelopes energy-absorbing cylinder 110 and mounting nuts piece 120, pass deep beam, mounting bracket 130 and energy-absorbing cylinder 110 by screw, and screw with the screw 122 of mounting nuts piece 120, thereby improved the fiduciary level that is connected between front side member energy-absorbing section 100 and deep beam.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a front side member energy-absorbing section, be installed between the front side member body and deep beam of automobile, it is characterized in that, described front side member energy-absorbing section comprises:
The energy-absorbing cylinder, described energy-absorbing cylinder is cylindrical body, inside has cavity, is respectively arranged with some the first through holes on the left and right sides wall of an end of described energy-absorbing cylinder;
The mounting nuts piece, the profile of described mounting nuts piece matches with the cavity of described energy-absorbing cylinder, and on described mounting nuts piece, the first through hole of corresponding described energy-absorbing cylinder is provided with some screws; And
Mounting bracket, comprise the first grip block, the second grip block and connect the first grip block and the attaching parts of the second grip block, described the first grip block and the second grip block opposing parallel setting and be relatively set with the second through hole, described each second through hole is corresponding with the first through hole of described energy-absorbing cylinder;
Described mounting nuts piece embeds in the cavity of described energy-absorbing cylinder, described mounting bracket envelopes described energy-absorbing cylinder and mounting nuts piece, screw passes outside deep beam, the second through hole of mounting bracket and the first through hole of energy-absorbing cylinder successively, and screws with the screw of mounting nuts piece.
2. front side member energy-absorbing section as claimed in claim 1, is characterized in that, the cross sectional shape of described energy-absorbing cylinder is inverted L-type, and the width at the top, cross section of described energy-absorbing cylinder is greater than the width of bottom, cross section.
3. front side member energy-absorbing section as claimed in claim 1, is characterized in that, the material of described energy-absorbing cylinder is aluminium.
4. front side member energy-absorbing section as claimed in claim 1, is characterized in that, the inside of described energy-absorbing cylinder is provided with some brace panels, and described some brace panels are divided into some subregions with the cross section of described energy-absorbing cylinder.
5. front side member energy-absorbing section as claimed in claim 1, is characterized in that, described mounting nuts piece be shaped as " work " font, described some screws are arranged at respectively on four outshots of mounting nuts piece.
6. a front side member assembly, have front side member energy-absorbing section as described in claim 1 to 5 any one and front side member body, and described front side member body is connected with the end of described front side member energy-absorbing section away from described mounting nuts piece.
7. front side member assembly as claimed in claim 6, it is characterized in that, described energy-absorbing cylinder has sunk part away from roof and the diapire of an end of described mounting nuts piece, be provided with third through-hole on described sunk part, described front side member energy-absorbing section also has upper holder and lower holder, and the third through-hole of the corresponding described energy-absorbing cylinder roof of described upper holder and lower holder and diapire is provided with fourth hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220488273 CN202987033U (en) | 2012-09-21 | 2012-09-21 | Front longitudinal beam energy absorption section and front longitudinal beam assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220488273 CN202987033U (en) | 2012-09-21 | 2012-09-21 | Front longitudinal beam energy absorption section and front longitudinal beam assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202987033U true CN202987033U (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220488273 Expired - Fee Related CN202987033U (en) | 2012-09-21 | 2012-09-21 | Front longitudinal beam energy absorption section and front longitudinal beam assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202987033U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584441A (en) * | 2016-03-01 | 2016-05-18 | 上汽通用汽车有限公司 | Combined type automotive front anti-collision beam component |
| JP2018192869A (en) * | 2017-05-16 | 2018-12-06 | マツダ株式会社 | Vehicular frame member |
-
2012
- 2012-09-21 CN CN 201220488273 patent/CN202987033U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584441A (en) * | 2016-03-01 | 2016-05-18 | 上汽通用汽车有限公司 | Combined type automotive front anti-collision beam component |
| JP2018192869A (en) * | 2017-05-16 | 2018-12-06 | マツダ株式会社 | Vehicular frame member |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20210921 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |