CN208484644U - Preceding protection girder construction and automobile - Google Patents

Abstract

The utility model protects girder construction and automobile before providing one kind, is related to the technical field of auto parts and components, preceding protection girder construction includes preceding protection crossbeam, fixed frame component and is fixedly connected with bracket；Preceding protection crossbeam passes through fixed frame component respectively and is detachably connected with bracket is fixedly connected with; by fixed frame component be fixedly connected with bracket and provide support force for preceding protection crossbeam; so that connection is more convenient; fixed frame component is in respectively 75 ° -85 ° of angle with preceding protection crossbeam along the both ends of preceding protection crossbeam length direction; can effectively prevent pedestrian shank, formation is squeezed in angle, improves the high coefficient of safety；It alleviates preceding protection girder construction existing in the prior art and is not easy the technical issues of pedestrian and the pedestrian shank of effective protection automobile front lower portion are connect, be unable to body of a motor car；So that design is more reasonable, it is suitble to promote and apply.

Description

Preceding protection girder construction and automobile

Technical field

The utility model relates to technical field of automobile parts, more particularly, to protection girder construction and automobile before one kind.

Background technique

With the development of economy, the quantity that vehicle is possessed in family is also more and more, thus the safety problem of passenger vehicle Concern increasingly by designer and user, especially in the case where lacking security system configuration, complete vehicle structure safety Can, what is more seemed is particularly important；Protection girder construction is mainly connected to body of a motor car front lower portion before automobile front lower portion protection pedestrian, rises To a kind of one of barrier of another road auxiliary protection pedestrains safety of running car in addition to front beam.

Protect girder construction general structure approximate using the principle of work and power before existing protection pedestrian, structure mainly uses cold rolling common Steel plate punched is molded with, and each mechanism connecting bracket Combination Welding is together；It is welded in front portion of car body again, before for vehicle body Portion provides the device of one of auxiliary protection pedestrian.

But protection girder construction is by the common steel plate material punching press of cold rolling before front lower portion protection pedestrian in the prior art It is welded after molding, is not easy to connect with vehicle body；The safety coefficient of protective device is not high, is unable to the pedestrian of effective protection automobile front lower portion And pedestrian shank.

Utility model content

The purpose of this utility model is to provide preceding protection girder construction and automobiles, to alleviate preceding guarantor existing in the prior art Guard beam structure is not easy the technical issues of pedestrian and the pedestrian shank of effective protection automobile front lower portion are connect, be unable to body of a motor car.

It is provided by the utility model it is a kind of before protect girder construction, comprising: preceding protection crossbeam, fixed frame component and be fixedly connected Bracket；

Preceding protection crossbeam is connect with one end of fixed frame component, and the other end and the vehicle body of fixed frame component are detachably connected； Bracket is fixedly connected between preceding protection crossbeam and vehicle body, and be fixedly connected the both ends of bracket respectively with fixed frame component and vehicle Body is detachably connected；

Fixed frame component is in respectively 75 ° -85 ° of folder with preceding protection crossbeam along the both ends of preceding protection crossbeam length direction Angle.

Further, fixed frame component includes connection frame and fixed frame；

The both ends of connection frame and fixed frame are connect with preceding protection crossbeam and vehicle body, are fixedly connected with bracket and fixed frame connects It connects.

Further, it is fixedly connected with the angle between bracket and fixed frame in 85 ° -88 °.

Further, connection frame includes the first connecting bracket and the second connecting bracket；

The both ends of protection crossbeam length direction before first connecting bracket and the second connecting bracket are located at, and the first connection Bracket and the second connecting bracket are connect with preceding protection crossbeam, and the first connecting bracket and the second connecting bracket are far from the preceding guarantor One end of shield crossbeam is detachably connected with vehicle body.

Further, the first connecting bracket and the second connecting bracket are symmetrical arranged relative to the middle line of preceding protection crossbeam.

Further, fixed frame includes the first fixed bracket and the second fixed bracket；

First fixed bracket and the second fixed bracket are connect with preceding protection crossbeam, the first fixed bracket and the second fixed branch Frame is between the first connecting bracket and the second connecting bracket, and the first fixed bracket and the second fixed bracket are horizontal for preceding protection The middle line of beam is symmetrical arranged；

It is fixedly connected there are two bracket settings, two are fixedly connected with bracket and fix branch with the first fixed bracket and second respectively Frame is detachably connected.

Further, the first fixed bracket and the second support bracket fastened cross sectional shape are in U-typed, and fixed frame and second Support bracket fastened opening is towards ground；

First fixed bracket and the second fixed bracket are provided with the first connection abutted for vehicle body close to one end of vehicle body Portion, to be detachably connected the first connecting portion with vehicle body by connector.

Further, the arc-shaped structure of preceding protection crossbeam, and the preceding protection crossbeam passes through roll-forming；

Fixed frame component passes through punch forming.

Further, be fixedly connected with the stepped of bracket, it is stair-stepping be fixedly connected bracket both ends be respectively set it is useful In the second connecting portion being detachably connected.

A kind of automobile provided by the utility model, including the preceding protection girder construction.

It is provided by the utility model it is a kind of before protect girder construction, comprising: preceding protection crossbeam, fixed frame component and be fixedly connected Bracket；Preceding protection crossbeam is connect with one end of fixed frame component, and the other end and the vehicle body of fixed frame component are detachably connected；It is fixed Connecting bracket is between preceding protection crossbeam and vehicle body, and the both ends for being fixedly connected with bracket respectively can with fixed frame component and vehicle body Dismantling connection；Fixed frame component is in respectively 75 ° -85 ° of folder with preceding protection crossbeam along the both ends of preceding protection crossbeam length direction Angle, can effectively prevent pedestrian shank, formation is squeezed in angle, improves the high coefficient of safety；In addition, preceding protection crossbeam difference It is detachably connected by fixed frame component with bracket is fixedly connected with, with bracket is fixedly connected with is preceding protection cross by fixed frame component Beam provides support force so that connection is more convenient, alleviate it is existing in the prior art before protection girder construction be not easy and Automobile Body connection is unable to the technical issues of pedestrian and pedestrian shank of effective protection automobile front lower portion；So that design is more reasonable, it is suitble to It promotes and applies.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the overall structure diagram of preceding protection girder construction provided by the embodiment of the utility model；

Fig. 2 is the structural schematic diagram at the first visual angle of preceding protection girder construction provided by the embodiment of the utility model；

Fig. 3 is the structural schematic diagram at the second visual angle of preceding protection girder construction provided by the embodiment of the utility model；

Fig. 4 is the structural schematic diagram at the third visual angle of preceding protection girder construction provided by the embodiment of the utility model.

Icon: crossbeam is protected before 100-；200- fixed frame component；201- connection frame；The first connecting bracket of 211-；221- Two connecting brackets；202- fixed frame；212- first fixes bracket；222- second fixes bracket；300- is fixedly connected with bracket；400- First connecting portion；500- second connecting portion.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ", " right side ", "vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on the figure or Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention. In addition, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply opposite Importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, such as there is term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition State the concrete meaning of term in the present invention.

Fig. 1 is the overall structure diagram of preceding protection girder construction provided in this embodiment；Wherein, preceding protection crossbeam 100 with One end of fixed frame component 200 connects, and the other end and the vehicle body of fixed frame component 200 are detachably connected.

Fig. 2 is the structural schematic diagram at the first visual angle of preceding protection girder construction provided in this embodiment；Wherein, the first visual angle is Along the direction that preceding protection crossbeam 100 is overlooked, connection frame 201 includes the first connecting bracket 211 and the second connecting bracket 221, Gu Determining frame 202 includes the first fixed bracket 212 and the second fixed bracket 222, and the first fixed bracket 212 and second fixes bracket 222 between the first connecting bracket 211 and the second connecting bracket 221.

Fig. 3 is the structural schematic diagram at the second visual angle of preceding protection girder construction provided in this embodiment；Wherein, the second visual angle is Along the direction that preceding protection crossbeam 100 is faced, and rank is fixedly connected with bracket 300 and is provided with second connecting portion 500.

Fig. 4 is the structural schematic diagram at the third visual angle of preceding protection girder construction provided in this embodiment；Wherein, third visual angle is The direction of preceding protection 100 side view of crossbeam, is fixedly connected with the stepped of bracket 300.

As shown in Figs 1-4, a kind of preceding protection girder construction provided in this embodiment, comprising: preceding protection crossbeam 100, fixed frame Component 200 be fixedly connected with bracket 300；Preceding protection crossbeam 100 is connect with one end of fixed frame component 200, fixed frame component 200 The other end be detachably connected with vehicle body；Bracket 300 is fixedly connected between preceding protection crossbeam 100 and vehicle body, and fixed company The both ends for connecing bracket 300 are detachably connected with fixed frame component 200 and vehicle body respectively；Fixed frame component 200 is horizontal along preceding protection The both ends of 100 length direction of beam are in 75 ° -85 ° of angle with preceding protection crossbeam 100 respectively.

Wherein, the material of preceding protection crossbeam 100 can be a variety of, such as: aluminium alloy, carbon steel, stainless steel etc., preferably, The material of preceding protection crossbeam 100 is aluminium alloy.

The connection type of preceding protection crossbeam 100 and fixed frame component 200 can be a variety of, such as: it welds, rivet, pass through It is bolted, preferably, the connection type of preceding protection crossbeam 100 and fixed frame component 200 is welding.

Fixed frame component 200 along it is preceding protection 100 length direction of crossbeam both ends respectively with preceding protection crossbeam 100 be in 75 °- 85 ° of angle；Specifically, fixed frame component 200 along it is preceding protection 100 length direction of crossbeam both ends respectively with preceding protection crossbeam 100 be in 80 ° of angle, and the angle of fixed frame component 200 and vehicle body is also in 80 ° of angle, due to Study on Man-Machine Function principle, when When preceding protection crossbeam 100 is with pedestrian collision, the shank that pedestrian can be effectively prevented is formed in angle to be squeezed, and improves The high coefficient of safety.

Further, the arc-shaped structure of preceding protection crossbeam 100, and preceding protection crossbeam 100 passes through roll-forming；Fixed frame group Part 200 passes through punch forming.

Wherein, by the way that preceding protection crossbeam 100 by roll-forming, has been saved the expense that mould development is implemented in the prior art With.

Since fixed frame component 200 is by punch forming, can be complicated compared with the existing technology and saved mould Tool exploitation process, to implement the expense more than reduction mould development process.

Preceding protection crossbeam 100 uses arcuate structure, can be reduced by the centripetal force of arcuate structure, thus protection before reducing The impact force of crossbeam 100 reduces the impact force of the collision to pedestrian, pedestrian impact power is made to reach minimum.

A kind of preceding protection girder construction provided in this embodiment, comprising: preceding protection crossbeam 100, fixed frame component 200 and fixation Connecting bracket 300；Preceding protection crossbeam 100 is connect with one end of fixed frame component 200, the other end and vehicle of fixed frame component 200 Body is detachably connected；Bracket 300 is fixedly connected between preceding protection crossbeam 100 and vehicle body, and is fixedly connected with the two of bracket 300 End is detachably connected with fixed frame component 200 and vehicle body respectively；Fixed frame component 200 is along preceding 100 length direction of protection crossbeam Both ends be in respectively 75 ° -85 ° of angle with preceding protection crossbeam 100, can effectively prevent pedestrian shank and formed in angle by squeezing Pressure improves the high coefficient of safety；In addition, preceding protection crossbeam 100 respectively by fixed frame component 200 be fixedly connected with bracket 300 Be detachably connected, by fixed frame component 200 be fixedly connected bracket 300 be preceding protection crossbeam 100 support force is provided so that company Connect it is more convenient, alleviate it is existing in the prior art before protection girder construction be not easy to connect with body of a motor car, be unable to effective protection The pedestrian of automobile front lower portion and the technical issues of pedestrian shank；So that design is more reasonable, it is suitble to promote and apply.

On the basis of the above embodiments, further, fixed frame component 200 includes connection frame 201 and fixed frame 202； The both ends of connection frame 201 and fixed frame 202 are connect with preceding protection crossbeam 100 and vehicle body, are fixedly connected with bracket 300 and fixed frame 202 connections.

Wherein, for preceding protection crossbeam 100 to be connect with vehicle body, fixed frame 202 is used to be preceding protection crossbeam connection frame 201 100 provide support force.

Further, it is fixedly connected with the angle between bracket 300 and fixed frame 202 in 85 ° -88 °；Preferably, fixed connect Connect the angle between bracket 300 and fixed frame 202 in 87.5 °.

Due to being fixedly connected with bracket 300 and fixed frame 202 with 87.5 ° of angle, pedestrian shank can be effectively prevented and exist Angle forms and is squeezed, and provides safety high coefficient.

In addition, 2.5 ° are mainly the molding drafting angle of punching structure due to few 2.5 ° more vertical than 90 °.

Further, connection frame 201 includes the first connecting bracket 211 and the second connecting bracket 221；First connecting bracket 211 and second connecting bracket 221 be located at before protection 100 length direction of crossbeam both ends, and the first connecting bracket 211 and the Two connecting brackets 221 are connect with preceding protection crossbeam 100, and the first connecting bracket 211 and the second connecting bracket 221 are far from described One end of preceding protection crossbeam 100 is detachably connected with vehicle body.

Further, the middle line pair of the first connecting bracket 211 and the second connecting bracket 221 relative to preceding protection crossbeam 100 Claim setting；Preceding protection crossbeam 100 can be more steadily fixed on to the lower front of vehicle body.

By the first connecting bracket 211 and the second connecting bracket 221 can preceding protection crossbeam 100 both ends and vehicle body into Row is detachably connected, and ensure that the first step installation of preceding protection crossbeam 100.

Specifically, the first connecting bracket 211 and the second connecting bracket 221 are welded with preceding protection crossbeam 100, and first connects It connects bracket 211 and the second connecting bracket 221 is attached by bolt and vehicle body, protection is horizontal before being made by bolt installation Front connects the safety device to form a pipe protection pedestrian under 100 vehicle body of beam, while carrying out its protection of bolt disassembly as needed The safety device of pedestrian.

In the present embodiment, it is preferable that the angle of the first connecting bracket 211 and preceding protection crossbeam 100 is 80 °, the second connection The angle of bracket 221 and preceding protection crossbeam 100 is similarly 80 °, so that preceding protection crossbeam 100 can have inclination to the ground Angle is squeezed to can effectively prevent pedestrian shank and be formed in angle, improves safety coefficient.

Further, fixed frame 202 includes the first fixed bracket 212 and the second fixed bracket 222；First fixed bracket 212 and second fixed bracket 222 connect with preceding protection crossbeam 100, the first fixation bracket 212 and the second 222, bracket of fixation Between the first connecting bracket 211 and the second connecting bracket 221, and the first fixed bracket 212 and the second fixed bracket 222 for The middle line of preceding protection crossbeam 100 is symmetrical arranged；It is fixedly connected there are two the settings of bracket 300, two are fixedly connected with the difference of bracket 300 It is detachably connected with the first fixed bracket 212 and the second fixed bracket 222.

The area of section of first fixed bracket 212 and the second fixed bracket 222 is all larger than the first connecting bracket 211 and second The area of section of connecting bracket 221, so that the more branch that the first fixed bracket 212 and the second fixed bracket 222 provide Support force is to preceding protection crossbeam 100.

Specifically, the first fixed bracket 212 and the second fixed bracket 222 are welded with preceding protection crossbeam 100, and first is solid Fixed rack 212 and the second fixed bracket 222 are attached by bolt and vehicle body, and protection is horizontal before being made by bolt installation Front connects the safety device to form a pipe protection pedestrian under 100 vehicle body of beam, while carrying out its protection of bolt disassembly as needed The safety device of pedestrian.

Further, the cross sectional shape of the first fixed bracket 212 and the second fixed bracket 222 is in U-typed, and first is solid The opening of fixed rack 212 and the second fixed bracket 222 is towards ground；First fixed bracket 212 and the second fixed bracket 222 lean on One end of nearly vehicle body is provided with the first connecting portion 400 abutted for vehicle body, to pass through connector for the first connecting portion 400 It is detachably connected with vehicle body.

Wherein, connector can be a variety of, such as: bolt, pin, fixing glue etc., preferably, connector is bolt.

First connecting portion 400 is set as the flange of outward bending, and through-hole is provided on flange, so as to wear bolt Through-hole is crossed to be attached with vehicle body.

The cross sectional shape of first fixed bracket 212 and the second fixed bracket 222 is in U-typed, alleviates installation weight, and And when colliding, it can be reduced by the crumple deformation of the first fixed bracket 212 and the second fixed bracket 222 to pedestrian Collision impact force, so that pedestrian impact power is reached minimum.

Further, it is fixedly connected with the stepped of bracket 300, stair-stepping 300 both ends of bracket that are fixedly connected are set respectively It is equipped with the second connecting portion 500 for being detachably connected.

Second connecting portion 500 is likewise provided as the flange of outward bending, and through-hole is provided on flange, the first fixed bracket 212 and second are provided with multiple through-holes on fixed side of the bracket 222 far from opening, so that two through-holes are passed through by bolt, It is connect so that being fixedly connected with bracket 300 with the first fixed bracket 212.

Similarly, due to being fixedly connected with the stepped of bracket 300, be fixedly connected bracket 300 through-hole can be with vehicle body before The position at end is abutted, and is fixed on vehicle foreside so as to be fixedly connected with bracket 300 by bolt.

Girder construction is protected before provided in this embodiment, is simplified by carrying out structure to existing structure, is bolted In vehicle body front lower portion, while can be according to whether front connects under protection 100 vehicle body of crossbeam before can making using assembly and disassembly needs are carried out The safety device to form a pipe protection pedestrian is connect, while carrying out the safety device of its protection pedestrian of bolt disassembly as needed；Separately Outside, by being fixedly connected with bracket 300 and fixed frame 202 with 87.5 ° of angle, pedestrian shank can be effectively prevented in angle Formation is squeezed, and improves safety coefficient, by the crumple deformation of the first fixed bracket 212 and the second fixed bracket 222, reduces To the impact force of the collision of pedestrian, pedestrian impact power is made to reach minimum；So that whole design is more reasonable, it is more practical.

A kind of automobile provided in this embodiment, including above-mentioned preceding protection girder construction；Due to automobile provided in this embodiment Technical effect it is identical as the preceding protection technical effect of girder construction provided by the above embodiment, details are not described herein again.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (10)

1. protecting girder construction before a kind of characterized by comprising preceding protection crossbeam, fixed frame component and be fixedly connected with bracket；

Protection crossbeam is connect with one end of the fixed frame component before described, and the other end and vehicle body of the fixed frame component are removable Unload connection；The bracket that is fixedly connected is located between the preceding protection crossbeam and vehicle body, and the both ends for being fixedly connected with bracket It is detachably connected respectively with the fixed frame component and vehicle body；

The fixed frame component along it is described it is preceding protection crossbeam length direction both ends respectively with the preceding protection crossbeam be in 75 °- 85 ° of angle.

2. protecting girder construction before according to claim 1, which is characterized in that the fixed frame component includes connection frame and consolidates Determine frame；

The both ends of the connection frame and the fixed frame are connect with the preceding protection crossbeam and vehicle body, described to be fixedly connected with bracket It is connect with the fixed frame.

3. protecting girder construction before according to claim 2, which is characterized in that described to be fixedly connected with bracket and the fixed frame Between be in 85 ° -88 ° of angle.

4. it is according to claim 2 before protect girder construction, which is characterized in that the connection frame include the first connecting bracket and Second connecting bracket；

First connecting bracket and second connecting bracket are located at the both ends of the preceding protection crossbeam length direction, and First connecting bracket and second connecting bracket are connect with the preceding protection crossbeam, and first connecting bracket and Second connecting bracket is detachably connected far from one end of the preceding protection crossbeam with vehicle body.

5. protecting girder construction before according to claim 4, which is characterized in that first connecting bracket and described second connects The middle line that bracket is connect relative to the preceding protection crossbeam is symmetrical arranged.

6. protecting girder construction before according to claim 4, which is characterized in that the fixed frame include the first fixed bracket and Second fixed bracket；

Described first fixed bracket and the second fixed bracket are connect with the preceding protection crossbeam, the described first fixed bracket And the second fixed bracket is positioned at first connecting bracket and the second connecting bracket between, and the described first fixed bracket with Described second fixed bracket is symmetrical arranged the middle line of the preceding protection crossbeam；

It is described to be fixedly connected there are two bracket settings, it is fixedly connected with bracket described in two and fixes bracket and institute with described first respectively The second fixed bracket is stated to be detachably connected.

7. protecting girder construction before according to claim 6, which is characterized in that the described first fixed bracket and described second is consolidated The cross sectional shape of fixed rack is in U-typed, and the fixed frame and the second support bracket fastened opening are towards ground；

Described first fixed bracket and the second fixed bracket are provided with first for vehicle body abutting close to one end of vehicle body Interconnecting piece, to be detachably connected the first connecting portion with vehicle body by connector.

8. protecting girder construction before according to claim 1-7, which is characterized in that protection crossbeam is arc-shaped before described Structure, and the preceding protection crossbeam passes through roll-forming；

The fixed frame component passes through punch forming.

9. protecting girder construction before according to claim 8, which is characterized in that it is described to be fixedly connected with the stepped of bracket, The second connecting portion that bracket both ends are separately provided for being detachably connected is fixedly connected with described in stair-stepping.

10. a kind of automobile, which is characterized in that including the described in any item preceding protection girder constructions of such as claim 1-9.