CN112477792B - Air-inlet grille mounting structure before vehicle - Google Patents

Air-inlet grille mounting structure before vehicle Download PDF

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Publication number
CN112477792B
CN112477792B CN202011248605.4A CN202011248605A CN112477792B CN 112477792 B CN112477792 B CN 112477792B CN 202011248605 A CN202011248605 A CN 202011248605A CN 112477792 B CN112477792 B CN 112477792B
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China
Prior art keywords
mounting
bracket
mounting bracket
grille
vehicle body
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CN202011248605.4A
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CN112477792A (en
Inventor
王勇
许钰龙
饶阳
江林涛
曹鹏林
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Dongfeng Motor Corp
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Dongfeng Motor Corp
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Publication of CN112477792A publication Critical patent/CN112477792A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/52Radiator or grille guards ; Radiator grilles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/52Radiator or grille guards ; Radiator grilles
    • B60R2019/525Radiator grilles
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/80Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/88Optimized components or subsystems, e.g. lighting, actively controlled glasses

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

The invention discloses a vehicle front air inlet grille installation structure.A mounting bracket is fixedly connected with a front air inlet grille; one end of the supporting bracket is fixed on the vehicle body, and the other end of the supporting bracket supports the mounting bracket. The invention ensures that the front air grille is stably supported, ensures that the front air grille is installed without depending on the structure of the vehicle body, can install the front air grille of the same type on different vehicle bodies by replacing the specification of the installation support, improves the universality of the front air grille and can effectively reduce the research and development cost.

Description

Air-inlet grille mounting structure before vehicle
Technical Field
The invention relates to the technical field of automobile spare and accessory parts, in particular to a mounting structure for an air inlet grille of a vehicle.
Background
The development cycle of the preceding air inlet grille mould of car is long, and has high requirement, need design different preceding air inlet grille to different automobile bodies, and this has pulled up the research and development cost undoubtedly, and then the cost that the masses were using or with trading preceding air inlet grille also improves correspondingly.
The prior art CN208411404U discloses a front-mounted passenger car and a front air grille thereof, wherein the front-mounted passenger car comprises a chassis, a car body, an engine and a gearbox. The front air grille comprises a grille framework, a transverse grid plate, a vertical grid plate and a honeycomb-shaped bottom plate; the upper, lower, left and right frames of the grille frame are respectively fixedly connected with a front bumper of the passenger car; the outlines of the left frame and the right frame of the grid frame are matched and butted with the boundaries of a left headlamp and a right headlamp; the transverse grid plate and the vertical grid plate are intersected to form a quadrilateral latticed grid plate and are fixed on the upper frame, the lower frame, the left frame and the right frame of the grid framework; the transverse grid plate, the vertical grid plate and the grid frame are integrally formed. In this application, be connected with the bumper and realize fixedly through the structure of bolted connection fixed block, the bearing is the bumper, does not carry out the bearing through self structure, promptly to different motorcycle types, also needs design different air grid that advances, does not have the commonality.
Disclosure of Invention
The present invention is directed to a vehicle front grille mounting structure that can improve the versatility of a front grille, so as to solve the problems of the prior art.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
a vehicle front grille mounting structure for mounting a front grille on a vehicle body, comprising:
the mounting bracket is detachably connected with the front air grille;
and one end of the supporting bracket is arranged on the vehicle body, and the other end of the supporting bracket supports the mounting bracket.
Preferably, the mounting bracket further comprises:
the main cantilever is arranged on the mounting bracket and connected with the mounting bracket and an active air inlet grille of the vehicle body, and a mounting hole is processed on the main cantilever;
the side cantilevers are arranged at two ends of the mounting bracket and are connected with the mounting bracket and the front end frame of the vehicle body, and mounting holes are formed in the two side cantilevers;
the crumple structure is arranged on the main cantilever and the two side cantilevers and is positioned on one side, close to the mounting bracket, of the mounting hole;
the support bracket comprises a first support part and a second support part, one end of the first support part is fixedly connected with one end of the second support part, the first support part is fixedly connected with a front anti-collision beam of the vehicle body, and the second support part lifts the mounting bracket;
the first supporting part is provided with at least two strip-shaped holes, and at least two bolts penetrate into the at least two strip-shaped holes, so that the first supporting part is fixed on the front anti-collision beam of the vehicle body, and the relative height between the bottom end of the first supporting part and the front anti-collision beam of the vehicle body is variable;
the second supporting part is flat, a supporting block is arranged at the bottom end of the mounting bracket, and the supporting block is in contact with the top surface of the second supporting part.
Preferably, the collapsing structure comprises a collapsing hole, a collapsing part is arranged between the collapsing hole and the mounting hole, and the collapsing part can be broken to enable the collapsing hole to replace the mounting hole.
Preferably, the main cantilever and the auxiliary cantilever are both provided with grooves, the mounting holes and the collapsing structures are both arranged at the bottoms of the grooves, and reinforcing ribs are arranged in the grooves.
Preferably, a coordinate system is established, and with the length direction of the main cantilever as an X axis, the mounting points of the main cantilever and the side cantilever and the supporting points of the supporting bracket to the mounting bracket are arranged in a staggered manner in the X direction.
Preferably, the mounting bracket further comprises a first mounting plate, the first mounting plate is arranged on the mounting bracket, and the first mounting plate is connected with the mounting bracket and the upper fan guard plate of the vehicle body.
Preferably, the support bracket includes first supporting part and second supporting part, the one end of first supporting part with the one end fixed connection of second supporting part, first supporting part with the preceding crashproof roof beam fixed connection of automobile body, the second supporting part is lifted the installing support.
Preferably, one end of the second support part, which is far away from the first support part, is bent towards one side, which is far away from the support block, to form an avoiding part.
The invention has the beneficial effects that:
the mounting structure comprises a mounting bracket and a supporting bracket, the mounting bracket is detachably connected with the front air grille, and the front air grille of the same type can be mounted on different vehicle bodies by replacing the mounting bracket matched with the vehicle body, so that the universality of the front air grille is improved, and the research and development cost can be effectively reduced; the support bracket is fixed on the vehicle body, and the support bracket has a support function on the mounting bracket, so that the mounting of the front air grille is independent of the structure of the vehicle body, and the universality of the front air grille is further improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic perspective view of embodiment 1 of the present invention;
FIG. 2 is a schematic top view of the structure of embodiment 1 of the present invention;
FIG. 3 is a schematic perspective view of a mounting bracket according to embodiment 1 of the present invention;
FIG. 4 is a schematic structural view of a support bracket according to embodiment 1 of the present invention;
FIG. 5 is a schematic structural view of a crush structure in embodiment 1 of the present invention; .
The labels in the figure are: 1-front air grille, 2-mounting bracket, 3-supporting bracket, 4-main front anti-collision beam, 201-main cantilever, 202-side cantilever, 203-mounting hole, 204-collapsing hole, 205-groove, 206-reinforcing rib, 207-supporting block, 208-first mounting plate, 301-first supporting part, 302-second supporting part, 303-strip-shaped hole and 304-avoiding part.
Detailed Description
The technical solutions in the present embodiments will be clearly and completely described below with reference to the accompanying drawings in the present embodiments, which, however, should not be construed as limiting the invention to specific embodiments, but are for explanation and understanding only:
as shown in fig. 1 to 5, the present embodiment provides a front grille 1 mounting structure for mounting a front grille 1 to a vehicle body, comprising: the mounting bracket 2 and the supporting bracket 3 are fixedly connected, and the mounting bracket 2 is fixedly connected with the front air grid 1; and one end of the supporting bracket 3 is fixed on the vehicle body, and the other end of the supporting bracket supports the mounting bracket 2.
The mounting bracket 2 comprises a mounting bracket 2, a main boom 201 and two side booms 202. The mounting bracket 2 is an arc-shaped frame, the shape of the mounting bracket can be matched with the head of a vehicle and the front air grille 1, the mounting bracket is made of PP + LGF30 materials, and the mounting bracket 2 is provided with a plurality of mounting holes 203 and is fixedly connected with the front air grille 1 through self-tapping screws. The main cantilever 201 and the side cantilever 202 are both arranged on the mounting bracket 2 and located on the same side of the mounting bracket 2 and have the same orientation, in this embodiment, the main cantilever 201 and the side cantilever 202 are arranged on one side of the mounting bracket 2, and the plane where the main cantilever 201 and the side cantilever 202 are located is parallel to the plane where the chassis of the frame is located. The two side cantilevers 202 are respectively arranged at two ends of the mounting bracket 2, the main cantilever is positioned between the two side suspensions, and mounting holes 203 are respectively processed on the main cantilever 201 and the side cantilevers 202; the main boom 201 connects the mounting bracket 2 with the active grille of the vehicle body, and the side boom 202 connects the mounting bracket 2 with the front end frame of the vehicle body.
The mounting bracket 2 further comprises a first mounting plate 208, the first mounting plate 208 is arranged on the mounting bracket 2, the first mounting plate 208 is connected with the mounting bracket 2 and the upper fan guard plate of the vehicle body, and therefore connection between the mounting bracket 2 and the vehicle body is further firmer.
The main cantilever 201 and the side cantilever 202 are both provided with a collapse structure, and the collapse structure is positioned at one side of the mounting hole 203 close to the mounting bracket 2. The collapsing structure comprises a collapsing hole 204, a collapsing part is arranged between the collapsing hole 204 and the mounting hole 203, and the collapsing part can be broken to enable the collapsing hole 204 to replace the mounting hole 203. When a vehicle collides, the vehicle body and an collider extrude the mounting bracket 2, so that the mounting bracket 2 faces the vehicle body and is compressed, and the crumple part of the crumple structure crumples at the moment, so that collision energy can be absorbed instantly, the buffer space of the air grille 1 before is increased, and if the vehicle collides with a pedestrian, the impact injury to the pedestrian can be reduced; under the condition of not violent impact, the front air inlet grille 1 has large buffering space and is not easy to be extruded and damaged due to the crumple structure, so that the front air inlet grille 1 can be continuously protected for vehicles without being replaced, and the economic loss is reduced.
In this embodiment, the diameter of the side of the collapsing hole 204 close to the mounting hole 203 is larger than the diameter of the other side of the collapsing hole 204, and the diameter of the mounting hole 203 is not larger than the minimum diameter of the collapsing hole 204, so that when the collapsing structure collapses, the bolt in the original mounting hole 203 can smoothly enter the collapsing hole 204.
The main cantilever and the auxiliary cantilever are both provided with a groove 205, the mounting hole 203 and the collapsing structure are both arranged at the bottom of the groove 205 to reduce the whole weight of the mounting bracket 2, and the groove 205 is internally provided with a reinforcing rib 206, so that the main cantilever and the side suspension have supporting strength while keeping light dead weight.
A coordinate system is established, the length direction of the main cantilever 201 is taken as an X axis, and the mounting points of the main cantilever 201 and the side cantilever 202 and the supporting points of the supporting bracket 3 for the mounting bracket 2 are arranged in a staggered mode in the X direction, so that the stability of the mounting bracket 2 is guaranteed, and the mounting bracket is prevented from overturning around the middle.
The support bracket 3 comprises a first support part 301 and a second support part 302, one end of the first support part 301 is fixedly connected with one end of the second support part 302, the first support part 301 is fixedly connected with a front anti-collision beam of a vehicle body, and the second support part 302 can lift the mounting bracket 2 by using the vehicle body as a support point. The bottom end of the mounting bracket 2 is provided with a supporting block 207, and the supporting block 207 is contacted with the top surface of the second supporting part 302. The second support part 302 is in a flat plate shape, so that the second support part 302 only longitudinally lifts the support block 207 and does not limit the position of the support block 207 on the horizontal plane, and when a collision accident occurs, the second support part 302 does not influence the collapse of the front air grille 1; and when assembling, the supporting block 207 is directly placed on the surface of the second supporting part 302, and the installation efficiency is improved. In use, felt can be attached to the matching surface between the support block 207 and the second support portion 302, and the felt has a buffering property, so that abnormal noise can be prevented from being generated between the second support portion 302 and the support block 207 when a road surface bumps.
One end of the second supporting portion 302, which is far away from the first supporting portion 301, is bent towards one side, which is far away from the supporting block 207, to form an avoiding portion 304, so that the end surface of the second supporting portion 302 does not contact with the supporting block 207, the convenience in mounting the mounting bracket 2 is further improved, and the damage caused by collision between the mounting bracket 2 and the end surface of the second supporting portion 302 can be avoided.
The junction between the first supporting portion 301 and the second supporting portion 302 is processed into an inclined plane, so that the included angle between the inclined plane and the first supporting portion 301 and the included angle between the inclined plane and the second supporting portion 302 are both larger than 0 degree and smaller than 90 degrees, the first supporting portion 301, the inclined plane and the second supporting portion 302 are integrally formed, the inclined plane can improve the strength of the supporting bracket 3, and the situation that the supporting force of the mounting bracket 2 is insufficient due to the small angle between the first supporting portion 301 and the second supporting portion 302 is avoided.
It has two at least bar holes 303 to open on the first supporting part 301, uses two at least bolt one-to-ones to wear into two at least bar holes 303, makes first supporting part 301 fix on the preceding crashproof roof beam of automobile body, owing to be bar hole 303, then the relative height of the preceding crashproof roof beam of first supporting part 301 bottom and automobile body is variable, the adjustment of installing support 2 positions when being convenient for the assembly on the one hand.
The inventor finds that the manufacturing and welding of parts such as a vehicle body, an anti-collision beam and the like have longitudinal tolerance in the vehicle design and production process, and the manufacturing and welding process comprises the following two aspects: 1. longitudinal tolerance caused by low manufacturing and welding precision of the front anti-collision beam; 2. the front bumper assembly (comprising the front grille 1 and the mounting bracket 2) itself has certain tolerances. And the strip-shaped hole 303 can just overcome the tolerance to promote the installation integrating degree of the installation support 2 and the automobile body.
In addition, the inventor also finds that the front bumper sinks irreversibly after the current commercial vehicles are driven for a long time or run on a rugged road at high frequency, so that the gap between the front bumper assembly and the hood is gradually increased, the use of the vehicle is influenced, and certain safety risks exist. And through the cooperation of installing support 2 and support holder 3 in this embodiment, promoted the holding power to the front bumper, can effectively restrain the front bumper after the durability and sink, and regularly adjust installing support 2 and support holder 3, can make air grille 1 and front bumper keep good installation form before, be favorable to the safe driving of vehicle.
This mounting structure is when using, to the different motorcycle types with the platform, support 3 through adjusting preceding air intake grille 1, can realize that the grid is general, like car and SUV, its ground clearance is different, it is different with preceding crashproof roof beam difference in height to advance air intake grille 1, the position of adjusting the installation of mounting bracket 2 through bar hole 303 can realize general, can set up a plurality of mounting holes 203 on main cantilever 201 and side cantilever 202 in addition, and realize the general of parts such as preceding air intake grille 1 on different motorcycle types, the clearance between the mounting hole 203 is the portion of collapsing promptly, the use of the structure of collapsing can not be influenced in the setting of a plurality of mounting holes 203. Correspondingly, if the difference between the vehicle types is large, various mounting structures can be designed so as to realize the universality of the front air-inlet grille 1.
The front air inlet grille 1 is high in mold cost, high in requirement on surface effect and long in development period, the front air inlet grille 1 is matched with the front air inlet grille 1 by using the mounting supports 2 of different specifications, the front air inlet grille 1 and the front end frame are ensured to be used continuously, and the cost can be greatly reduced.
It is to be understood that the above examples are merely illustrative for clarity of description and are not limiting on the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.

Claims (7)

1. A vehicle front grille mounting structure for mounting a front grille on a vehicle body, comprising:
the mounting bracket is detachably connected with the front air grille;
one end of the supporting bracket is arranged on the vehicle body, and the other end of the supporting bracket supports the mounting bracket;
the support bracket comprises a first support part and a second support part, one end of the first support part is fixedly connected with one end of the second support part, the first support part is fixedly connected with a front anti-collision beam of the vehicle body, and the second support part lifts the mounting bracket;
the first supporting part is provided with at least two strip-shaped holes, and at least two bolts penetrate into the at least two strip-shaped holes, so that the first supporting part is fixed on the front anti-collision beam of the vehicle body, and the relative height between the bottom end of the first supporting part and the front anti-collision beam of the vehicle body is variable;
the second supporting part is flat, a supporting block is arranged at the bottom end of the mounting bracket, and the supporting block is in contact with the top surface of the second supporting part.
2. The vehicle front intake grill mounting structure according to claim 1, wherein the mounting bracket further includes:
the main cantilever is arranged on the mounting bracket and connected with the mounting bracket and an active air inlet grille of the vehicle body, and a mounting hole is processed on the main cantilever;
the side cantilevers are arranged at two ends of the mounting bracket and are connected with the mounting bracket and the front end frame of the vehicle body, and mounting holes are formed in the two side cantilevers;
and the crumple structure is arranged on the main cantilever and the two side cantilevers and is positioned on one side of the mounting hole close to the mounting bracket.
3. The vehicle front intake grill mounting structure according to claim 2, wherein the crush structure includes a crush hole, and a crush portion is provided between the crush hole and the mounting hole, the crush portion being breakable to allow the crush hole to replace the mounting hole.
4. The vehicle front grille mounting structure of claim 3 wherein the main bracket and the side bracket each have a recess, the mounting hole and the crush feature each have a bottom of the recess, and the recess has a rib disposed therein.
5. The vehicle front grille installation structure of claim 2 wherein a coordinate system is established such that each of the installation points of the main boom and the side boom and the support point of the support bracket to the installation bracket are offset in the X direction with the length direction of the main boom as the X axis.
6. The vehicle front grille mounting structure of claim 2 wherein the mounting bracket further includes a first mounting plate disposed thereon, the first mounting plate connecting the mounting bracket with a fan top shroud of the vehicle body.
7. The vehicle front grille mounting structure of claim 1 wherein an end of the second support portion remote from the first support portion is curved toward a side remote from the support block to form a relief portion.
CN202011248605.4A 2020-11-10 2020-11-10 Air-inlet grille mounting structure before vehicle Active CN112477792B (en)

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Application Number Priority Date Filing Date Title
CN202011248605.4A CN112477792B (en) 2020-11-10 2020-11-10 Air-inlet grille mounting structure before vehicle

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Application Number Priority Date Filing Date Title
CN202011248605.4A CN112477792B (en) 2020-11-10 2020-11-10 Air-inlet grille mounting structure before vehicle

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CN112477792A CN112477792A (en) 2021-03-12
CN112477792B true CN112477792B (en) 2022-05-20

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113787902B (en) * 2021-09-18 2023-07-14 东风汽车集团股份有限公司 Active air inlet grille with adjustable blade length

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970035472A (en) * 1995-12-29 1997-07-22 김태구 Radiator Grille Reinforcement Bracket
DE102004057477A1 (en) * 2004-11-19 2006-06-01 Decoma (Germany) Gmbh Radiator grill arrangement for motor vehicle, has radiator grill attached to holder by fastening unit that consists of groove and pin, where pin is positioned in groove by elastic unit that is movable in vertical direction
EP1992525A1 (en) * 2007-05-14 2008-11-19 Tarmetec OÜ The mounting bracket for frontal protection system
CN202448917U (en) * 2012-01-16 2012-09-26 常州市天佐车业有限公司 Automobile lower grille assembly
CN108944762A (en) * 2014-08-29 2018-12-07 本田技研工业(中国)投资有限公司 Preceding grill bearing construction
CN209739015U (en) * 2019-03-26 2019-12-06 东风汽车集团有限公司 Shank support framework with crumple energy-absorbing structure and installation assembly
CN211844082U (en) * 2019-12-31 2020-11-03 宁波吉利汽车研究开发有限公司 Mounting bracket of replaceable active air inlet grille

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970035472A (en) * 1995-12-29 1997-07-22 김태구 Radiator Grille Reinforcement Bracket
DE102004057477A1 (en) * 2004-11-19 2006-06-01 Decoma (Germany) Gmbh Radiator grill arrangement for motor vehicle, has radiator grill attached to holder by fastening unit that consists of groove and pin, where pin is positioned in groove by elastic unit that is movable in vertical direction
EP1992525A1 (en) * 2007-05-14 2008-11-19 Tarmetec OÜ The mounting bracket for frontal protection system
CN202448917U (en) * 2012-01-16 2012-09-26 常州市天佐车业有限公司 Automobile lower grille assembly
CN108944762A (en) * 2014-08-29 2018-12-07 本田技研工业(中国)投资有限公司 Preceding grill bearing construction
CN209739015U (en) * 2019-03-26 2019-12-06 东风汽车集团有限公司 Shank support framework with crumple energy-absorbing structure and installation assembly
CN211844082U (en) * 2019-12-31 2020-11-03 宁波吉利汽车研究开发有限公司 Mounting bracket of replaceable active air inlet grille

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