CN105667594A - Impacting-energy absorbing vehicle beam - Google Patents
Impacting-energy absorbing vehicle beam Download PDFInfo
- Publication number
- CN105667594A CN105667594A CN201610219749.4A CN201610219749A CN105667594A CN 105667594 A CN105667594 A CN 105667594A CN 201610219749 A CN201610219749 A CN 201610219749A CN 105667594 A CN105667594 A CN 105667594A
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- China
- Prior art keywords
- cross girders
- deformation
- pilot
- tie
- beams
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses an impacting-energy absorbing vehicle beam, and belongs to the field of vehicle beams.The technical aim of improving the impacting energy storage capacity of a vehicle beam is achieved.The impacting-energy absorbing vehicle beam structurally comprises a longitudinal beam body extending in the front-back direction of a vehicle body, the longitudinal beam is an integral spiral vehicle beam mainly formed by buffering beam main bodies distributed at intervals and a connecting beam main body, each buffering beam main body comprises an upward beam, a downward beam and a deformation beam, the cross section of the connecting beam main body and the cross sections of the deformation beams are all in circular arc shapes, one ends of the deformation beams are connected with the tail ends of the upward beams, the other ends of the deformation beams are connected with the head ends of the downward beams, the thickness of the downward beams is 1.2-2 times that of the upward beams, and the bent buffering beam main bodies are formed by the upward beams, the downward beams and the deformation beams.The head end of the connecting beam main body is connected with the downward beam of one buffering beam main body, the tail end of the connecting beam main body is connected with the upward beam of the other buffering beam main body, and the thickness of the upward beam located at the tail end of the connecting beam main body is 1.2-2 times that of the downward beam located at the head end of the connecting beam main body.
Description
Technical field
The present invention relates to automobile bicycle beam field, specifically the bicycle beam of a kind of apparatus with shock absorbing.
Background technology
Vehicle frame is most important load bearing component in automobile, and longitudinal beam is one of critical component therein, so longeron plays important carrying effect on automobile, the limit frame type vehicle frame of automobile, central frame etc. all contain longeron. Longeron is stamped to form typically by low alloy steel plate.
Longeron, except as the load bearing component of body of a motor car, is also the crucial accessory of transmission absorption collision impact. When automobile is subject to clashing into, longeron deforms upon, and absorption portion impact energy, shares part of impact force, it is possible to decrease the impulsive force injury to human body. But, existing longitudinal beam structure is due to intensity or the limitation such as deformation quantity or impact force transmission, and the absorbent Impact energy of institute is few, when automobile is subject to clashing into, the protective value of human body is low.
Publication number disclosed in 11 days June in 2014 is the Chinese patent of CN103847664A, a kind of front anticollision beam of automobile assembly is proposed, including front anti-collision beam body and be positioned at the left installing plate of front anti-collision beam at the left and right two ends of front anti-collision beam body, the right installing plate of front anti-collision beam, and front anti-collision beam body, the left installing plate of front anti-collision beam, the right installing plate of front anti-collision beam are split-type structural, being linked together by the mode welded, the left installing plate of front anti-collision beam body, front anti-collision beam and the right installing plate of front anti-collision beam all adopt high-strength steel sheet cold stamping to form.
In technique scheme, collision prevention girders body lacks certain deformation quantity, absorb little energy when being subject to impact force, and on this collision prevention girders body, the transitivity of energy is poor, it is impossible to the impact force being subject in front in time is delivered to rear portion and then relative storage little energy.
Summary of the invention
The technical assignment of the present invention is to provide the bicycle beam of a kind of apparatus with shock absorbing, solves how to improve the problem that energy storage is hit in the head-on collision of automobile bicycle beam.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of bicycle beam of apparatus with shock absorbing, including the longeron extended before and after body of a motor car, longeron is the main spiral bicycle beam being consisted of one by the pilot beam being intervally arranged and tie-beam, pilot beam includes cross girders, lower cross girders and deformation beam, the cross section of tie-beam and deformation beam is all in circular arc, one end of deformation beam connects the tail end of upper cross girders, the other end of deformation beam connects the head end of lower cross girders, and thickness is up cantilever thickness 1.2～2 times of lower cross girders, the pilot beam of above-mentioned upper cross girders, lower cross girders and the composition bending of deformation beam;
The head end of each tie-beam connects the lower cross girders of a pilot beam, and the tail end of described tie-beam connects the upper cross girders of another pilot beam simultaneously, and 1.2～2 times of the thickness that the thickness being positioned at the upper cross girders of tie-beam tail end is the lower cross girders being positioned at tie-beam head end.
Tie-beam and deformation beam are provided with reinforcement.
In each pilot beam width is up beam width 1.2～2 times of lower cross girders, it is positioned at 1.2～2 times of the width that width is the lower cross girders being positioned at tie-beam head end of the upper cross girders of tie-beam tail end.
Pilot beam includes pilot beam I and pilot beam II, and in pilot beam I, the tail end of lower cross girders is connected with the head end of tie-beam, and the head end of the tail end of tie-beam cross girders upper with pilot beam II is connected.
Compared to the prior art the bicycle beam of a kind of apparatus with shock absorbing of the present invention, has the advantages that
1, in the present invention, the upper cross girders in longeron and lower cross girders are connected by deformation beam, and the thickness of lower cross girders be thicker than the thickness of cross girders, lower cross girders width and more than the width of upper cross girders, when automobile is subject to clashing into, upper cross girders and lower cross girders in each pilot beam all can carry impact force, and the ability of the resistance to deformation of this longeron is gradually increased by after forward direction, first impact force and Impact energy are absorbed by longeron front end, posteriorly spread gradually, and then can farthest absorbing impact energy, protect the safety of driver and passenger;
2, the present invention is above connected by deformation beam between cross girders with lower cross girders, connected by tie-beam between pilot beam, deformation beam with the cross section connecting beam all in circular arc, when automobile is subject to clashing into, above-mentioned deformation beam and tie-beam all can deform upon, can be used for storing a large amount of Impact energy, and then shared impact force, decrease the infringement to driver;
3, in the present invention, the deformation beam of circular arc all passes through broadening with connecting beam and thickens and strengthened so that deformation beam with connect beam deformation Tong Bu with other parts, and then add accumulation of energy;
4, in the present invention, the deformation beam of circular arc is provided with reinforcement with connecting on beam, adds the intensity of deformation beam and tie-beam, and then adds the accumulation of energy of deformation beam and tie-beam.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further described.
Accompanying drawing 1 is the structural representation of the bicycle beam of 1 one kinds of apparatus with shock absorbings of embodiment;
Accompanying drawing 2 is the structural representation of the bicycle beam of 2 one kinds of apparatus with shock absorbings of embodiment;
Accompanying drawing 3 is the structural representation of the bicycle beam of 3 one kinds of apparatus with shock absorbings of embodiment;
In figure: 1, upper cross girders, 2, pilot beam I, 3, lower cross girders, 4, tie-beam, 5, pilot beam II, 6, deformation beam.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
In the present invention, when not doing anti-phase explanation, the noun of locality of use refers to reference to the front, rear, left and right shown in accompanying drawing 1 such as " front, rear, left and right ", " inside and outside " refer to the profile to parts itself inside and outside.
Embodiment 1
A kind of bicycle beam of the apparatus with shock absorbing of the present invention, its structure includes the longeron extended before and after body of a motor car, longeron is the main spiral bicycle beam being consisted of one by the pilot beam being intervally arranged and tie-beam, pilot beam includes cross girders, lower cross girders and deformation beam, the cross section of tie-beam and deformation beam is all in circular arc, one end of deformation beam connects the tail end of upper cross girders, and the other end of deformation beam connects the head end of lower cross girders, and above-mentioned upper cross girders, lower cross girders and deformation beam form the pilot beam of a bending.
Having two pilot beams in the present embodiment, respectively pilot beam I 2 and pilot beam II 5, pilot beam I 2 and pilot beam II 5 are connected by tie-beam 4.The head end of this tie-beam 4 connects the lower cross girders 3 of pilot beam I 2, and the tail end of this tie-beam 4 connects the upper cross girders 1 of pilot beam II 5 simultaneously.
In pilot beam I 2, the thickness of its lower cross girders 3 is it on 1.8 times of cross girders 1 thickness, and the thickness of the upper cross girders 1 of pilot beam II 5 is 1.8 times of the thickness of the lower cross girders 3 of pilot beam I 2, and in pilot beam II 5, the thickness of its time cross girders 3 is on it 1.8 times of cross girders 1 thickness.
Simultaneously, in pilot beam I 2, the width of its lower cross girders 3 is on it 1.2 times of cross girders 1 width, the width of the upper cross girders 1 of pilot beam II 5 is 1.2 times of the width of the lower cross girders 3 of pilot beam I 2, and in pilot beam II 5, the width of its lower cross girders 3 is on it 1.2 times of cross girders 1 width.
Tie-beam 4 and deformation beam 6 are provided with reinforcement.
When above-mentioned longeron is arranged on vehicle body; pilot beam I 2 need to be met and be positioned at body forward structure; pilot beam II 5 is positioned at body tail; and then when vehicle body is subject to clashing into; the ability of the resistance to deformation of this longeron is gradually increased by after forward direction so that first impact force and Impact energy are absorbed by longeron front end, posteriorly spread gradually; and then can farthest absorbing impact energy, the safety of protection driver and passenger.
Embodiment 2
The present embodiment is on embodiment 1 basis and improve further, and being distinguished as of embodiment 1:
In pilot beam I 2, the thickness of its lower cross girders 3 is it on 1.2 times of cross girders 1 thickness, and the thickness of the upper cross girders 1 of pilot beam II 5 is 1.2 times of the thickness of the lower cross girders 3 of pilot beam I 2, and in pilot beam II 5, the thickness of its time cross girders 3 is on it 1.2 times of cross girders 1 thickness.
Simultaneously, in pilot beam I 2, the width of its lower cross girders 3 is on it 1.8 times of cross girders 1 width, the width of the upper cross girders 1 of pilot beam II 5 is 1.8 times of the width of the lower cross girders 3 of pilot beam I 2, and in pilot beam II 5, the width of its lower cross girders 3 is on it 1.8 times of cross girders 1 width.
Embodiment 3
The present embodiment is on embodiment 1 basis and improve further, and being distinguished as of embodiment 1:
In pilot beam I 2 thickness is its up cantilever thickness 1.5 times of its lower cross girders 3, the thickness of the upper cross girders of pilot beam II 5 is 1.5 times of the thickness of the lower cross girders 3 of pilot beam I 2, in pilot beam II 5 thickness is its up cantilever thickness 1.5 times of its lower cross girders 3.
Simultaneously, in pilot beam I 2 width is its up beam width 1.5 times of its lower cross girders 3, the width of the upper cross girders of pilot beam II 5 is 1.5 times of the width of the lower cross girders 3 of pilot beam I 2, and in pilot beam II 5, the width of its lower cross girders 3 is on it 1.5 times of cross girders 1 width.
The number of pilot beam and deformation beam is not limited to the number in above-described embodiment, in actual applications, the number of pilot beam and deformation beam adjusts as required, the head end of each tie-beam connects the lower cross girders of a pilot beam, the tail end of described tie-beam connects the upper cross girders of another pilot beam simultaneously, simultaneously in each pilot beam on it thickness of cross girders less than the thickness of its lower cross girders, on it, the width of cross girders is less than the width of its lower cross girders, simultaneously, it is positioned at the thickness of lower cross girders of tie-beam head end less than the thickness of the upper cross girders being positioned at this connection two tail end, it is positioned at the width of lower cross girders of tie-beam head end less than the width of the upper cross girders being positioned at this connection two tail end.
By detailed description of the invention above, described those skilled in the art can be easy to realize the present invention. It is understood that the present invention is not limited to above-mentioned detailed description of the invention. On the basis of disclosed embodiment, described those skilled in the art can the different technical characteristic of combination in any, thus realizing different technical schemes.
Claims (4)
1. the bicycle beam of an apparatus with shock absorbing, including the longeron extended before and after body of a motor car, it is characterized in that longeron is the main spiral bicycle beam being consisted of one by the pilot beam being intervally arranged and tie-beam, pilot beam includes cross girders, lower cross girders and deformation beam, the cross section of tie-beam and deformation beam is all in circular arc, one end of deformation beam connects the tail end of upper cross girders, the other end of deformation beam connects the head end of lower cross girders, and thickness is up cantilever thickness 1.2～2 times of lower cross girders, the pilot beam of above-mentioned upper cross girders, lower cross girders and the composition bending of deformation beam;
The head end of each tie-beam connects the lower cross girders of a pilot beam, and the tail end of described tie-beam connects the upper cross girders of another pilot beam simultaneously, and 1.2～2 times of the thickness that the thickness being positioned at the upper cross girders of tie-beam tail end is the lower cross girders being positioned at tie-beam head end.
2. the bicycle beam of a kind of apparatus with shock absorbing according to claim 1, it is characterised in that tie-beam and be provided with reinforcement on deformation beam.
3. the bicycle beam of a kind of apparatus with shock absorbing according to claim 1, it is characterized in that in each pilot beam width is up beam width 1.2～2 times of lower cross girders, be positioned at 1.2～2 times of the width that width is the lower cross girders being positioned at tie-beam head end of the upper cross girders of tie-beam tail end.
4. the bicycle beam of a kind of apparatus with shock absorbing according to claim 1,2 or 3, it is characterized in that pilot beam includes pilot beam I and pilot beam II, in pilot beam I, the tail end of lower cross girders is connected with the head end of tie-beam, and the head end of the tail end of tie-beam cross girders upper with pilot beam II is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610219749.4A CN105667594A (en) | 2016-04-11 | 2016-04-11 | Impacting-energy absorbing vehicle beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610219749.4A CN105667594A (en) | 2016-04-11 | 2016-04-11 | Impacting-energy absorbing vehicle beam |
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| Publication Number | Publication Date |
|---|---|
| CN105667594A true CN105667594A (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610219749.4A Pending CN105667594A (en) | 2016-04-11 | 2016-04-11 | Impacting-energy absorbing vehicle beam |
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| Country | Link |
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| CN (1) | CN105667594A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1860057A (en) * | 2004-10-13 | 2006-11-08 | 日产自动车株式会社 | Body frame structure for automotive vehicle |
| CN2910726Y (en) * | 2006-06-28 | 2007-06-13 | 南京汽车集团有限公司 | Double bent chassis carriage of automobile |
| WO2011030717A1 (en) * | 2009-09-10 | 2011-03-17 | 国立大学法人東京工業大学 | Energy-absorbing structure |
| CN104477240A (en) * | 2014-11-26 | 2015-04-01 | 浙江吉利汽车研究院有限公司 | Front vertical beam reinforcing plate, right front vertical beam and automobile |
| CN205034172U (en) * | 2015-08-19 | 2016-02-17 | 驻马店大力天骏专用汽车制造有限公司 | Novel frame runs through roof beam and has frame that this frame runs through roof beam |
| CN205524461U (en) * | 2016-04-11 | 2016-08-31 | 张洪延 | Absorb impact energy's car roof beam |
-
2016
- 2016-04-11 CN CN201610219749.4A patent/CN105667594A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1860057A (en) * | 2004-10-13 | 2006-11-08 | 日产自动车株式会社 | Body frame structure for automotive vehicle |
| CN2910726Y (en) * | 2006-06-28 | 2007-06-13 | 南京汽车集团有限公司 | Double bent chassis carriage of automobile |
| WO2011030717A1 (en) * | 2009-09-10 | 2011-03-17 | 国立大学法人東京工業大学 | Energy-absorbing structure |
| CN104477240A (en) * | 2014-11-26 | 2015-04-01 | 浙江吉利汽车研究院有限公司 | Front vertical beam reinforcing plate, right front vertical beam and automobile |
| CN205034172U (en) * | 2015-08-19 | 2016-02-17 | 驻马店大力天骏专用汽车制造有限公司 | Novel frame runs through roof beam and has frame that this frame runs through roof beam |
| CN205524461U (en) * | 2016-04-11 | 2016-08-31 | 张洪延 | Absorb impact energy's car roof beam |
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Application publication date: 20160615 |
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