CN2244003Y - Over force anti-collision automobile bumper - Google Patents
Over force anti-collision automobile bumper Download PDFInfo
- Publication number
- CN2244003Y CN2244003Y CN 94230025 CN94230025U CN2244003Y CN 2244003 Y CN2244003 Y CN 2244003Y CN 94230025 CN94230025 CN 94230025 CN 94230025 U CN94230025 U CN 94230025U CN 2244003 Y CN2244003 Y CN 2244003Y
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- spring
- stage casing
- big
- bumper
- side section
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Abstract
The utility model relates to an over-force anti-collision automobile bumper which is primarily composed of a middle segment (1), a left segment (2), a right segment (3), a small arc spring (16), a supporting spring (18), a big arc spring (19), etc. The utility model is characterized in that under the premises of applying the spring, material science and mechanics principles and not changing the space volume of the existing bumper, a strong anti-collision function is realized by a unique superposed arc structure and an original sectional type. The utility model has the advantages of novel structure, simple structure, shapely configuration and low cost.
Description
The utility model relates to automobile opposing to be impacted and collides essential bumper/spoiler, is widely used in the car, passenger vehicle, cross-country car, bogie, special purpose vehicle of various models etc.
Bumper/spoiler is the first road safety curtain in running car or the static state, all occupy very critical positions from being designed into application, yet taking a broad view of the various automobile in home and abroad has but weakened bumper/spoiler effect should be arranged to a great extent and has been simplified to ornamental element, manifestation is various, as: 1, preceding enclosing one section of projection to be shown bumper/spoiler simply; 2, be covered with various light fixture; 3, very thin one section plastic housing; 4, there is not this structure what is more.Thereafter Tab phenolphthaleinum causes the reduction of automotive safety coefficient first mate degree, and serious harm obviously exposes in the traffic accident, and car undermines the personal casualty aggravation.It is the problem that the utility model is solved that reinforcement bumper proper function, first mate's degree improve its safety performance.Pass through new patent searching, detect relevant patent documentation as (93238433.1) " anti-collision device for automobile ", (CN1043109A) " Hovercar damping bumper ", (93245188.8) " a kind of passive vehicle safety anticollision device ", wherein the 3rd piece of patent documentation and the utility model have similarity, but its structure need be set up bumper frame, assistant cylinder, piston etc., structure is too complicated, it is more to take motor space, it is bigger to increase cost, and only being suitable for large and medium-sized truck, applicable surface is limited to.Above-mentioned each patent documentation of what is more important is all different with the utility model at basic design and unit design etc.
In order to overcome above-mentioned design-calculated deficiency, the utility model provides a kind of segmentation structure that adopts elastomeric material to be camber design and arranged superposed, thus strong anti-collision Federal bumper more novel, that rationally decompose, resist impulsive contact force effectively.
The utility model is fully to study traffic accident reason complexity, collide factors such as various informative, use elastic principle, material science and mechanics principle and form the innovation and creation of novel concepts design-calculated, promptly camber structure that will tool shock resistance function in finite space divides upper and lower two superimposed configuration to form powerful anti-collision device again, and improves bumper/spoiler with the sectional type of uniqueness and adapt to the ability of colliding.
Structure of the present utility model, it is made up of stage casing (1), left side section (2), right side section (3), side section outer cover (6), side section inner cover (7), little arc spring (16), swallow shape spring (17), support spring (18), big arc spring (19) etc.Wherein stage casing (1) is by stage casing outer cover (4) and the integrant appearance and modeling of stage casing inner cover (5), promptly add that with faint difference of height symmetrical expression plane the edge moulding circular arc (25) of eurythmy presents stronger moulding vision, also be provided with on the stage casing outer cover (4) to connect to use and support nut (24).Little arc spring (16) is connected with arc spring (19) greatly by bolt (27) and nut (26), for its load when bearing big collision load of realization bumper/spoiler is decomposed to little arc by big arc, the junction by design provide certain width in conjunction with the plane.Large and small spring after the combination with support spring (18) by staybolt (24) and two identical big clamp nuts (11) and the new fabricate block of stage casing outer cover (4) type of attachment.This fabricate block uses support spring (18) by the crossbeam (14) on big binding bolt (9), little clamp nut (10), big clamp nut (11), spring washer (12) and little binding bolt (20), jam nut (30) (31), packing ring (32) and stage casing inner cover (5) and the automotive frame assembly (13) (front bumper is installed is front cross rail, rear bumper is installed is after cross member) connection, the practical state of location formation equally.Little arc spring is in impaction state with the supported spring tension of big arc spring, bears when colliding but it is unfixing and carries out decomposition of force and slippage.For improving the stable and steadiness that connects back two covers and cover inner spring, four horizontal edge places also are provided with locking fin (28) and locking groove (29) on the inside and outside cover of frame, and the dimension limit that its locking degree and connection, location degree provide by design, form and position tolerance etc. are guaranteed.When impulsive contact force only reaches compression during big arc spring, outer cover will the unlikely breakage with its slippage, thereby further improves the degree of utilization and the adaptive capacity of bumper/spoiler.The aseismicitys of a series of structures from guaranteeing that transversely bumper/spoiler is resisted abominable road surface and run at high speed such as the above-mentioned connection that provides, fixing, locking, for further strengthening its aseismicity, be provided with the locking boss (8) of respective numbers in inner cover bottom surface, stage casing, positioning and locking nut (22) and fastening screw nut (21) are arranged on it, two Shockproof rubber pads (23) are arranged in the outer cover of stage casing, and longitudinal and transverse two directions are firm, failure-free is stable thereby be implemented in.The structure of bumper/spoiler left side section (2) and right side section (3) is identical substantially with the stage casing, and swallow shape spring (17) is both wings to launch to improve the ability that the corner adaptation collides with the most appropriate materials and moulding.And arranged on left and right sides Duan Jun connects, locatees the practical state of formation by the angle brace carriage (15) on the automotive frame assembly (13).
Support spring has triple role: 1, design provides and wherein moves in the heart to realize the large and small arc spring deadweight of stay bolt and auxiliary carrying; 2, lock, locate large and small arc spring; 3, also select elastomeric material and tool certain thickness, radian for use because of it, so bear bigger collision load equally.
Overall appearance moulding of the present utility model and fragment bit can adopt multi-form and section number according to different tonnage vehicles, but no matter adopt which kind of type body to design its spring structure and configuration (eclipsed form) is constant, to be implemented in finite space, to collide ability with having maximum opposing under the minimum prerequisite of material.
The utility model selection divides two big classes, i.e. the main body material that opposing collides is the spring steel plate class; Inside and outside cover adopts the ABS thermoplastics type engineering plastics of super high impact type resin preparation, but its ternary proportioning need adjust with further raising Material Strength, hardness, resistance to effect of heat, corrosion stability etc. to adapt to the stable of its function under the varying environment.
The resolution theory of the utility model application of force realizes powerful anti-collision.In the moment that collides, when collision load was enough to compress big arc spring, its load had carried out the secondary decomposition in moment, once decomposes to support spring, once decomposes to the bipod place of big arc spring self.When collision load was enough to compress little arc spring, its power had been finished for the third time in moment again and has been decomposed, and promptly decomposes to little arc spring bipod place.Because the utility model has adopted three section formulas, the single big arc in three places, the support of three places, little arc in six places of with regard to middle section, promptly being provided with, powerful anti-collision is guaranteed from project organization.According to application force and the anti-power of work law (being Newton's third law), when colliding when taking place, no matter be initiatively or passive, the design's structure all will produce powerful effective and safe guarantee.
The sectional type advantage:
1, modern design, attractive in appearance, various informative.
2, improve the collision adaptive capacity effectively.
3, reduce the collision loss to greatest extent.
4, be convenient to assembling, renewal.
Camber eclipsed form structural advantages:
1, novel structure, compactness, reasonable, unique effect.
2, do not change existing bumper/spoiler finite space, this structure material is minimum, tool anti-collision power.
3, overlay configuration is to realize decomposition of force, and further load-bearing capacity is born in the raising of first mate's degree.
4, use elastomeric material, all produce antagonistic force colliding or collided, more effectively improve safety factor.
According to the above, the utlity model has following advantage:
1, sectional type styling design, section number can adopt two sections, three sections or four sections.(seeing the sectional type advantage)
2, the eclipsed form elastic construction designs unique effect.(seeing camber eclipsed form structural advantages)
3, selection range divides two big classes, and promptly the eclipsed form elastic construction is selected the spring steel plate class for use.Inside and outside cover is selected the ABS thermoplastics type engineering plastics of adjusting the ternary proportioning for use.Material source is extensive, and cost is low.
4, because special structure design forms the tool anti-collision device in multiple spot position, bumper/spoiler safety factor first mate degree is improved.
5, the space that does not increase existing bumper/spoiler and occupied, the i.e. powerful anti-collision of configuration mechanism in existing space.
6, simple in structure, few, forming process with material simple, so overall cost low, be easy to promote, be easy to use.
7, be applicable to the automobile of various models, in its structure, moulding pattern, form series of products, so it has practicality widely, positive social benefit and bigger economic benefit.
Description of drawings and design example:
Fig. 1 collides the Federal bumper front view for super resisting strenuously.(hereinafter to be referred as bumper/spoiler)
Wherein: (1) stage casing, (2) left side section, (3) right side section, (8) locking boss.
Fig. 2 is the attached view of bumper/spoiler.
Wherein: (1) stage casing, (2) left side section, (3) right side section, (4) stage casing outer cover, (5) stage casing inner cover, (6) side section outer cover, (7) side section inner cover, (9) big binding bolt, (10) little clamp nut, (11) big clamp nut, (12) spring washer, (13) automotive frame assembly, (14) crossbeam, (15) angle brace carriage.
Fig. 3 is a bumper/spoiler A-A structure cutaway view.(ratio difference)
Wherein: (4) stage casing outer cover, (5) stage casing inner cover, (6) side section outer cover, (7) side section inner cover, (8) locking boss, (9) big binding bolt, (10) little clamp nut, (11) big clamp nut, (12) spring washer, (14) crossbeam, (16) little arc spring, (17) swallow shape spring, (18) support spring, (19) big arc spring, (26) nut, (27) bolt.
Fig. 4 is a bumper/spoiler B-B structure cutaway view.
Wherein: (4) stage casing outer cover, (5) stage casing inner cover, (8) locking boss, (9) big binding bolt, (10) little clamp nut, (11) big clamp nut, (12) spring washer, (14) crossbeam, (16) little arc spring, (18) support spring, (19) big arc spring, (20) little binding bolt, (21) fastening screw nut, (22) jam nut, (23) Shockproof rubber pad, (24) staybolt, (25) edge moulding circular arc, (30) (31) jam nut, (32) packing ring.
Fig. 5 is the removed sectional view of H in the A-A cutaway view.
Wherein: (28) locking fin, (29) locking groove.
Fig. 6, Fig. 7, Fig. 8, Fig. 9 collide the other four kinds of appearance and modeling scheme drawings of Federal bumper for super resisting strenuously.
The utility model (sectional type) in (camber eclipsed form) and overall appearance moulding on the elastic construction provides the pattern with broad sense.Casehistory selection is with reference to the accompanying drawings expected thickly, and section is selected, elastic construction deadweight and design given maximum anti-collision load: (being example with the elastic construction only)
1, selection: 60Si2Mn.
2, section is selected: three section formulas.(being example only) with middle section
3, material is thick: big arc: 4mm; Little arc: 6mm; Support: 4mm.
4, from re-computation:
Big arc: 0.96kg/ spare * 3=2.9kg
Little arc: 0.74kg/ spare * 6=4.5kg
Support: 0.27kg/ spare * 3=0.81kg
Middle section elastic construction total amount deadweight 8.2kg.
The given longitudinal and transverse two directions of the design connect, locate, lock each mechanism and are enough to guarantee that it adapts to the stable and steadiness that various abominable road conditions possess.
5, opposing collides peak load calculating:
Big arc: 300kg/ spare * 3=900kg
Little arc: 660kg/ spare * 6=3960kg
Support: 200kg/ spare * 3=600kg
5.46 tons of the maximum anti-collision loads of total amount.
The maximum crash-protective characteristics that above-mentioned illustration drew is enough to adapt to bigger impact and collision.At the size of a certain concrete its crash-protective characteristics of vehicle by material, material is thick, radian is big or small, elastic construction configuration amount, segmentation figure place etc. determine.
The orientation that the utility model disposes on automobile is forward and backward two places, is front bumper before promptly being configured in, and is rear bumper after being configured in, to realize ultimate aim of the present utility model to greatest extent---and powerful anti-collision.
Claims (2)
1, a kind of super collision Federal bumper of resisting strenuously, it is characterized in that it is made up of stage casing (1), left side section (2), right side section (3), stage casing outer cover (4), stage casing inner cover (5), side section outer cover (6), side section inner cover (7), locking boss (8), little arc spring (16), swallow shape spring (17), support spring (18), big arc spring (19) etc.Wherein have on the stage casing outer cover (4) and connect with staybolt (24) and edge moulding circular arc (25), little arc spring (16) is connected with big arc spring (19) with nut (26) by bolt (27), assembly set after the connection connects into new fabricate block by staybolt (24) and two identical big clamp nuts (11) with stage casing outer cover (4) with support spring (18), this fabricate block uses staybolt (18) by big binding bolt (9) equally, little clamp nut (10), big clamp nut (11), spring washer (12) and little binding bolt (20), jam nut (30) (31), packing ring (32) is fastening with stage casing inner cover (5), be positioned on the crossbeam of automotive frame assembly, front bumper should be positioned on the front cross rail, and rear bumper should be positioned on the after cross member.For strengthening stage casing, left side section and the inside and outside cover connection stability of right side section, on four planes of outer cover, be provided with locking fin (28), be provided with locking groove (29) on four planes of inner cover, locking boss (8) is locking and locatees large and small spring usefulness to also have jam nut (22) and fastening screw nut (21) on it.Two Shockproof rubber pads (23) are all arranged in three sections outer covers.
2, resist the collision Federal bumper strenuously according to described surpassing of claim 1, it is characterized in that its outward appearance section number can adopt two sections, three sections or four sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94230025 CN2244003Y (en) | 1994-12-13 | 1994-12-13 | Over force anti-collision automobile bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94230025 CN2244003Y (en) | 1994-12-13 | 1994-12-13 | Over force anti-collision automobile bumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2244003Y true CN2244003Y (en) | 1997-01-01 |
Family
ID=33842221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94230025 Expired - Fee Related CN2244003Y (en) | 1994-12-13 | 1994-12-13 | Over force anti-collision automobile bumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2244003Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108891371A (en) * | 2018-07-04 | 2018-11-27 | 阮忠诚 | A kind of anti-bumper that knocks into the back of new-energy automobile |
| CN111332235A (en) * | 2020-03-27 | 2020-06-26 | 吉林大学 | Bumper of imitated straw structure |
-
1994
- 1994-12-13 CN CN 94230025 patent/CN2244003Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108891371A (en) * | 2018-07-04 | 2018-11-27 | 阮忠诚 | A kind of anti-bumper that knocks into the back of new-energy automobile |
| CN108891371B (en) * | 2018-07-04 | 2020-02-07 | 江苏日昌汽配有限公司 | New energy automobile is with preventing bumper that knocks into back |
| CN111332235A (en) * | 2020-03-27 | 2020-06-26 | 吉林大学 | Bumper of imitated straw structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |