CN210734074U - Preceding crashproof roof beam structure and car - Google Patents

Preceding crashproof roof beam structure and car Download PDF

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Publication number
CN210734074U
CN210734074U CN201920995869.2U CN201920995869U CN210734074U CN 210734074 U CN210734074 U CN 210734074U CN 201920995869 U CN201920995869 U CN 201920995869U CN 210734074 U CN210734074 U CN 210734074U
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CN
China
Prior art keywords
energy
absorbing member
absorbing
cross beam
mounting hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920995869.2U
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Chinese (zh)
Inventor
张明珠
程云
牛丽媛
胡光山
张毅
苏一畅
熊建民
杨兴虎
王昱昕
高尚
陈咪咪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Zhongtai Automobile Manufacturing Co Ltd
Original Assignee
Zhejiang Zhongtai Automobile Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Zhejiang Zhongtai Automobile Manufacturing Co Ltd filed Critical Zhejiang Zhongtai Automobile Manufacturing Co Ltd
Priority to CN201920995869.2U priority Critical patent/CN210734074U/en
Application granted granted Critical
Publication of CN210734074U publication Critical patent/CN210734074U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a preceding crashproof roof beam structure and car, including front beam and rather than the energy-absorbing member who is connected, its characterized in that: the energy-absorbing member comprises a front mounting end, a middle energy-absorbing plate and a rear mounting end which are integrally formed, the whole energy-absorbing member is of a trapezoidal structure, the cross section of the energy-absorbing member is gradually enlarged from front to back along the x-direction of the vehicle body, and two ends of the energy-absorbing member are respectively detachably connected to the front cross beam and the front longitudinal beam of the vehicle body. The utility model discloses preceding crashproof roof beam structure and car, simple structure saves the extra contour machining of crashproof roof beam mounting panel before the tradition, saves energy-absorbing box and mounting panel welding process simultaneously, and the installation of being convenient for is dismantled, and the energy-absorbing component of trapezium structure can realize collapsing step by step, and the shock attenuation energy-absorbing is effectual, has stronger practicality and better application prospect.

Description

Preceding crashproof roof beam structure and car
Technical Field
The utility model belongs to the technical field of the car, more specifically say, relate to a preceding crashproof roof beam structure and be equipped with car of this structure.
Background
The front anti-collision beam is used as a passive safety device of the automobile and plays an important role in automobile collision. The front cross beam and the energy-absorbing structural part of the existing vehicle body front anti-collision beam assembly are mostly connected in a welding mode, only the front cross beam is damaged in the low-speed collision process, the front cross beam cannot be detached independently, the front cross beam and the energy-absorbing structural part need to be replaced integrally, and the maintenance cost is high. Meanwhile, the conventional aluminum alloy energy-absorbing structural part is a thin-wall part formed by extrusion in the X direction of the vehicle body, the structure of the conventional aluminum alloy energy-absorbing structural part is similar to that of a steel plate part, and the conventional aluminum alloy energy-absorbing structural part can be connected with a front longitudinal beam of the vehicle body by additionally welding a mounting plate, so that the working procedure and the cost are increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that prior art exists, provide a simple structure, the installation of being convenient for is dismantled, and effectual preceding crashproof beam structure of shock attenuation energy-absorbing and car.
In order to realize the purpose, the utility model discloses the technical scheme who takes does: the utility model provides a preceding crashproof roof beam structure, including front beam and the energy-absorbing member of being connected with it, its characterized in that: the energy-absorbing member comprises a front mounting end, a middle energy-absorbing plate and a rear mounting end which are integrally formed, the whole energy-absorbing member is of a trapezoidal structure, the cross section of the energy-absorbing member is gradually enlarged from front to back along the x-direction of the vehicle body, and two ends of the energy-absorbing member are respectively detachably connected to the front cross beam and the front longitudinal beam of the vehicle body.
In order to make the above technical solution more detailed and concrete, the present invention further provides the following preferable technical solution to obtain satisfactory practical effect:
the front mounting end of the energy-absorbing member is connected with the front cross beam, the rear mounting end of the energy-absorbing member is connected with the front longitudinal beam of the vehicle body, and a plurality of guide energy-absorbing plates which are arranged at intervals are arranged between the front mounting end and the rear mounting end.
The guiding energy absorption plate and the X direction of the vehicle body are arranged at an angle of 0-90 degrees.
And the front mounting end of the energy-absorbing member is provided with a beam mounting hole correspondingly connected to the front beam.
And the rear mounting end of the energy-absorbing member is provided with a longitudinal beam mounting hole correspondingly connected to the front longitudinal beam of the vehicle body.
The energy-absorbing member is symmetrically provided with two cross beam mounting holes and two longitudinal beam mounting holes along the central line in the x direction.
The front cross beam is a rectangular beam, a cross beam rear mounting hole is formed in the side wall of the rear end of the front cross beam, and a cross beam front mounting hole is formed in the position, corresponding to the cross beam rear mounting hole, of the side wall of the front end of the front cross beam.
The size of the front mounting hole of the cross beam is larger than that of the rear mounting hole of the cross beam, and the front mounting hole of the cross beam is a waist-shaped hole.
The energy absorbing member can be cut on a long section of extruded section to obtain a trapezoidal structure, and the long section of extruded section is extruded and formed along the Z direction of the car body.
The automobile comprises an automobile body, wherein the front anti-collision beam structure is arranged on the automobile body.
Compared with the prior art, the utility model, have following advantage: the utility model discloses preceding crashproof roof beam structure and car, simple structure saves the extra contour machining of crashproof roof beam mounting panel before the tradition, saves energy-absorbing box and mounting panel welding process simultaneously, and the installation of being convenient for is dismantled, and the energy-absorbing component of trapezium structure can realize collapsing step by step, and the shock attenuation energy-absorbing is effectual, has stronger practicality and better application prospect.
Drawings
The contents of the drawings and the reference numerals in the drawings of the present specification will be briefly described as follows:
fig. 1 is a front view of a front impact beam structure of the present invention.
Fig. 2 is a side view of a front impact beam structure of the present invention.
FIG. 3 is a schematic structural view of an energy absorbing member according to a first embodiment of the present invention.
FIG. 4 is a schematic structural view of a second embodiment energy absorbing member according to the present invention.
FIG. 5 is a schematic view of an energy absorbing member cut from an extruded long length section of the present invention.
Fig. 6 is a sectional structure diagram of a long-section extruded profile according to the present invention.
In the drawings, the reference numbers: 1. the energy-absorbing structure comprises a front cross beam, 11, a cross beam front mounting hole, 12, a cross beam rear mounting hole, 2, an energy-absorbing member, 21, a front mounting end, 22, a rear mounting end, 23, a guide energy-absorbing plate, 24, cross beam mounting holes, 25, a longitudinal beam mounting hole, 3 and a long-section extruded section.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
The utility model discloses this kind of preceding crashproof roof beam structure, as shown in fig. 1, 2, 3, 4, including front beam 1 and rather than the energy-absorbing component 2 who is connected. Energy-absorbing member 2 is integrated into one piece structure, wholly is the trapezium structure, and along automobile body x direction cross section by preceding to back grow gradually, by promptly with front beam link to the back longeron link gradually grow gradually (as shown in figure 2 about the direction), energy-absorbing member 2 wholly is the trapezium structure, when improving section bar processing utilization, can realize the energy-absorbing structure collision process step by step and burst the energy-absorbing that contracts. The structure can reduce the maximum peak load in the collision process without additionally arranging the collapse induction rib on the energy-absorbing structural member, can effectively prevent the front longitudinal beam from collapsing compared with the front anti-collision beam, and reduces the process cost; two ends of the energy-absorbing member 2 are respectively detachably connected with the front cross beam 1 and the longitudinal beam. To the low-speed collision in-process only front beam condition of damage, need not to change preceding crashproof roof beam assembly, can dismantle the change alone to it, reduce after-sale cost of maintenance. As shown in fig. 3 and 4, the energy-absorbing member is composed of a front mounting end, a middle energy-absorbing plate and a rear mounting end which are integrally formed, so that the additional forming processing of the traditional front anti-collision beam mounting plate is omitted, and the welding process of the energy-absorbing box and the mounting plate is omitted.
In the utility model discloses in, as shown in fig. 3, 4, energy-absorbing member 2 includes the preceding installation end 21 of being connected with front beam 1 and the back installation end 22 of being connected with the front longitudinal member of automobile body, is equipped with a plurality of direction energy-absorbing boards 23 of interval arrangement between preceding installation end 21 and back installation end 22. The guiding energy absorption plates 23 are arranged at an angle of 0-90 degrees with the x direction of the vehicle body, can be arranged in parallel or in a staggered manner, and can be arranged according to actual requirements.
The utility model discloses in, as shown in fig. 3, 4 for two kinds of arrangement forms of crossbeam mounting hole, be equipped with on the preceding installation end 21 and correspond crossbeam mounting hole 24 that is connected to on the front beam. The front end beam mounting hole 24 of the energy-absorbing member can be formed according to actual requirements, and can be arranged at two sides of the guide energy-absorbing plate 23 and at the inner side of the guide energy-absorbing plate 23. The rear mounting end 22 is provided with a longitudinal beam mounting hole 25 correspondingly connected with a front longitudinal beam of the vehicle body. Preferably, to ensure a stable mounting connection, the energy absorbing member 2 is symmetrically arranged with two beam mounting holes 24 and two longitudinal beam mounting holes 25 along the x-direction centerline.
The utility model discloses in, as shown in fig. 2, front beam 1 is the rectangular beam, is equipped with mounting hole 12 behind the crossbeam on front beam 1 rear end lateral wall, and the position that mounting hole 12 corresponds behind front beam front end lateral wall and the crossbeam is equipped with mounting hole 11 before the crossbeam. The beam front mounting hole 11 is larger than the beam rear mounting hole 12 in size. The beam rear mounting hole 12 on the front beam and the beam mounting hole 24 on the energy-absorbing member are bolt holes, the connection between the front beam and the energy-absorbing member can be realized through bolts, only the front beam is damaged in the low-speed collision process, the front anti-collision beam assembly does not need to be replaced, the front anti-collision beam assembly can be detached and replaced independently, and the after-sale maintenance cost is reduced. Preferably, the beam front mounting hole 11 may be a kidney-shaped hole to ensure convenient mounting.
The utility model discloses in, seted up longeron mounting hole 25 on the back installation end 22 of energy-absorbing member 2, longeron mounting hole 25 is the bolt hole, can realize being connected of energy-absorbing member and automobile body front longitudinal. The rear end longitudinal beam mounting hole 25 of the energy-absorbing member can be opened according to actual requirements, and can be located at two sides of the rear end face guide energy-absorbing plate 23 or at the inner side of the rear end face guide energy-absorbing plate 23. Meanwhile, the specific height of the longitudinal beam mounting hole 25 needs to be determined by combining the front longitudinal beam structure, and the height of the longitudinal beam mounting hole is generally higher than that of the cross beam mounting hole 24 on the front end face of the energy absorbing member.
The utility model discloses in, as shown in fig. 5, 6, energy-absorbing member 2 can be sheared on long section extrusion section bar 3 and obtain the trapezium structure, and long section extrusion section bar 3 is along the Z of automobile body to integrative extrusion. The energy-absorbing member can save a mounting plate component for connecting with the front longitudinal beam, and simultaneously reduces the welding procedures of the mounting plate and the cost.
The utility model discloses in, aluminium alloy material is all chooseed for use to front beam 1 and energy-absorbing component 2 of preceding anticollision roof beam, and the integrative extrusion of being convenient for satisfies the user demand.
The front anti-collision beam structure of the utility model has the advantages that the energy-absorbing member of the front anti-collision beam is extruded integrally along the Z direction of the vehicle body, compared with the traditional energy-absorbing member extruded along the X direction of the vehicle body, the energy-absorbing member can save extra mounting plate parts, reduce the welding procedure of the mounting plate and reduce the cost; the height of the energy-absorbing component is gradually increased from front to back along the X-direction section of the vehicle body, so that the processing utilization rate of the section bar is improved, and meanwhile, the step-by-step crumpling and energy absorption of the energy-absorbing structural component in the collision process can be realized; the utility model discloses preceding crashproof roof beam front beam adopts with energy-absorbing member 2 to dismantle the connected mode and is connected, the dismantlement of the front beam of being convenient for, greatly reduced after-sales cost of maintenance.
The utility model discloses still protect an automobile, including the automobile body, be equipped with this foretell preceding crashproof roof beam structure on the automobile body, can obtain better energy-absorbing effect, the production and processing preparation of being convenient for, the erection joint and the change of being convenient for can reduce subsequent cost of maintenance.
The utility model discloses preceding crashproof roof beam structure and car, simple structure saves the extra contour machining of crashproof roof beam mounting panel before the tradition, saves mounting panel and energy-absorbing box welding process simultaneously, and the installation of being convenient for is dismantled, and the energy-absorbing component of trapezium structure can realize collapsing step by step, and the shock attenuation energy-absorbing is effectual, has stronger practicality and better application prospect.
The present invention has been described above with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, and various insubstantial improvements or direct applications to other applications can be achieved by using the method and technical solution of the present invention, which all fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides a preceding crashproof roof beam structure, includes front beam and the energy-absorbing member of being connected with it, its characterized in that: the energy-absorbing member comprises a front mounting end, a middle energy-absorbing plate and a rear mounting end which are integrally formed, the whole energy-absorbing member is of a trapezoidal structure, the cross section of the energy-absorbing member is gradually enlarged from front to back along the x-direction of the vehicle body, and two ends of the energy-absorbing member are respectively detachably connected to the front cross beam and the front longitudinal beam of the vehicle body.
2. A front impact beam structure according to claim 1, wherein: the front mounting end of the energy-absorbing member is connected with the front cross beam, the rear mounting end of the energy-absorbing member is connected with the front longitudinal beam of the vehicle body, and a plurality of guide energy-absorbing plates which are arranged at intervals are arranged between the front mounting end and the rear mounting end.
3. A front impact beam structure according to claim 2, wherein: the guiding energy absorption plate and the X direction of the vehicle body are arranged at an angle of 0-90 degrees.
4. A front impact beam structure according to claim 3, wherein: and the front mounting end of the energy-absorbing member is provided with a beam mounting hole correspondingly connected to the front beam.
5. The front impact beam structure according to claim 4, wherein: and the rear mounting end of the energy-absorbing member is provided with a longitudinal beam mounting hole correspondingly connected to the front longitudinal beam of the vehicle body.
6. The front impact beam structure according to claim 5, wherein: the energy-absorbing member is symmetrically provided with two cross beam mounting holes and two longitudinal beam mounting holes along the central line in the x direction.
7. The front impact beam structure according to any one of claims 1 to 6, wherein: the front cross beam is a rectangular beam, a cross beam rear mounting hole is formed in the side wall of the rear end of the front cross beam, and a cross beam front mounting hole is formed in the position, corresponding to the cross beam rear mounting hole, of the side wall of the front end of the front cross beam.
8. The front impact beam structure according to claim 7, wherein: the size of the front mounting hole of the cross beam is larger than that of the rear mounting hole of the cross beam, and the front mounting hole of the cross beam is a waist-shaped hole.
9. A front impact beam structure according to claim 1, wherein: the energy absorbing member can be cut on a long section of extruded section to obtain a trapezoidal structure, and the long section of extruded section is extruded and formed along the Z direction of the car body.
10. An automobile, comprising a body, characterized in that: the vehicle body is provided with a front impact beam structure according to any one of claims 1 to 9.
CN201920995869.2U 2019-06-28 2019-06-28 Preceding crashproof roof beam structure and car Expired - Fee Related CN210734074U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920995869.2U CN210734074U (en) 2019-06-28 2019-06-28 Preceding crashproof roof beam structure and car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920995869.2U CN210734074U (en) 2019-06-28 2019-06-28 Preceding crashproof roof beam structure and car

Publications (1)

Publication Number Publication Date
CN210734074U true CN210734074U (en) 2020-06-12

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Application Number Title Priority Date Filing Date
CN201920995869.2U Expired - Fee Related CN210734074U (en) 2019-06-28 2019-06-28 Preceding crashproof roof beam structure and car

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110293924A (en) * 2019-06-28 2019-10-01 浙江众泰汽车制造有限公司 Front anti-collision beam structure and automobile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110293924A (en) * 2019-06-28 2019-10-01 浙江众泰汽车制造有限公司 Front anti-collision beam structure and automobile

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200612

Termination date: 20210628