CN220842448U - Anti-collision assembly of auxiliary frame, vehicle body assembly and vehicle - Google Patents

Abstract

The utility model discloses an anti-collision assembly of an auxiliary frame, a vehicle body assembly and a vehicle, wherein the auxiliary frame comprises an auxiliary frame main body, the anti-collision assembly is arranged at the front end of the auxiliary frame main body, and the anti-collision assembly of the auxiliary frame comprises: an anti-collision cross beam; the energy absorbing pieces are fixedly connected with the anti-collision cross beam, are positioned at the rear side of the anti-collision cross beam, and are suitable for being connected with the auxiliary frame main body. Through setting up crashproof subassembly, when the vehicle bumps, crashproof subassembly absorbs the impact, reduces the sub vehicle frame and receives the striking and produce the risk of deformation, and then improves stability and the security that the vehicle used to, energy-absorbing piece can connect in sub vehicle frame main part, also can dismantle from sub vehicle frame main part, and then can make sub vehicle frame adaptation different quantity level vehicle's safety design standard through crashproof subassembly's dismouting, makes the user demand of sub vehicle frame adaptation different motorcycle types, promotes sub vehicle frame commonality, reduces sub vehicle frame manufacturing cost.

Description

Anti-collision assembly of auxiliary frame, vehicle body assembly and vehicle

Technical Field

The utility model relates to the field of vehicles, in particular to an anti-collision assembly of a subframe, the subframe, a vehicle body assembly and a vehicle.

Background

In the related art, different front auxiliary frames are required to be designed to be suitable for vehicles with larger weight and size, and vehicles with lighter weight and smaller size, so that the design cost and the design time of the front auxiliary frames are increased, and the production cost of the front auxiliary frames is greatly improved.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, one purpose of the utility model is to provide an anti-collision assembly of a subframe, which enables the subframe to adapt to the use requirements of different vehicle types, improves the universality of the subframe and reduces the production cost of the subframe.

The utility model further provides a subframe.

The utility model further proposes a body component of a vehicle.

The utility model further proposes a vehicle.

An anti-collision assembly of a subframe according to the present utility model comprises: an anti-collision cross beam; the plurality of energy-absorbing pieces are fixedly connected with the anti-collision cross beam, the plurality of energy-absorbing pieces are positioned at the rear side of the anti-collision cross beam, the plurality of energy-absorbing pieces are distributed along the length direction of the anti-collision cross beam, and each energy-absorbing piece is suitable for being connected with the auxiliary frame main body.

According to the anti-collision assembly of the auxiliary frame, when a vehicle collides, the anti-collision assembly absorbs the collision force, so that the deformation risk of the auxiliary frame caused by collision is reduced, the use stability and safety of the vehicle are improved, the energy absorbing piece can be connected to the auxiliary frame body and can be detached from the auxiliary frame body, the auxiliary frame can be adapted to the safety design standards of vehicles of different quantity levels through the disassembly and assembly of the anti-collision assembly, the auxiliary frame is adapted to the use requirements of different vehicle types, the universality of the auxiliary frame is improved, and the production cost of the auxiliary frame is reduced.

In some embodiments of the utility model, the energy absorbing member has opposite first and second ends, the first end being fixedly coupled to the bumper beam, and the cross-sectional area of the energy absorbing member gradually increasing from the first end toward the second end.

In some embodiments of the utility model, the energy absorber has crush slots.

In some embodiments of the utility model, the side walls of the energy absorber have crush grooves along the length of the bumper beam.

In some embodiments of the utility model, the energy absorber has a plurality of crush slots that are sequentially aligned along the length of the energy absorber.

In some embodiments of the utility model, the energy absorber has relief holes.

In some embodiments of the utility model, a mounting base is fixedly provided at an end of each energy absorber remote from the impact beam, the mounting base being adapted to be connected to the subframe body.

In some embodiments of the utility model, the mounting base is adapted for detachable connection with the subframe body.

In some embodiments of the utility model, the bumper beam is an arcuate structure.

In some embodiments of the utility model, the cross-sectional shape of the bumper beam is circular.

In some embodiments of the utility model, the energy absorber defines a cavity structure.

In some embodiments of the present utility model, the bumper assembly is positioned below the body energy absorber after being mounted to the subframe body, and the rear end of the bumper assembly is positioned behind the body energy absorber in the front-rear direction of the vehicle.

The subframe according to the present utility model comprises: a sub-frame main body; the anti-collision assembly is arranged at the front end of the auxiliary frame main body and is the auxiliary frame of the embodiment.

A vehicle body assembly of a vehicle according to the present utility model includes: a body having a body rail; the auxiliary frame is fixedly arranged on the longitudinal beam of the vehicle body and positioned below the longitudinal beam of the vehicle body, and is the auxiliary frame in the embodiment.

The vehicle according to the present utility model includes the vehicle body assembly of the above embodiment.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a bumper assembly according to an embodiment of the present utility model;

FIG. 2 is an assembly view of a bumper assembly and subframe according to an embodiment of the present utility model;

Fig. 3 is a schematic view of an assembly of a subframe and a body of a vehicle body according to an embodiment of the utility model.

Reference numerals:

a sub-frame 100;

A sub-frame main body 101;

An anti-collision cross beam 1;

An energy absorber 2; a first end 201; a second end 202;

Crush groove 203; a mounting base 3;

A body main body 40; a vehicle body side member 41;

A bump guard assembly 300; the body energy absorber 400.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may communicate with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

A bump guard assembly 300 of a subframe 100 according to an embodiment of the present utility model is described below with reference to fig. 1-3. The subframe 100 includes a subframe main body 101, and the collision avoidance assembly 300 is provided at the front end of the subframe main body 101.

As shown in fig. 1-3, a bump guard assembly 300 of a subframe 100 according to an embodiment of the present utility model includes: an anti-collision cross beam 1; the anti-collision beam comprises a plurality of energy absorbing pieces 2, wherein the plurality of energy absorbing pieces 2 are fixedly connected with the anti-collision beam 1, the plurality of energy absorbing pieces 2 are positioned at the rear side of the anti-collision beam 1, the plurality of energy absorbing pieces 2 are distributed along the length direction of the anti-collision beam 1, and each energy absorbing piece 2 is suitable for being connected with the auxiliary frame body 101.

The anti-collision assembly 300 comprises an anti-collision cross beam 1 and a plurality of energy absorbing pieces 2, wherein the anti-collision cross beam 1 is arranged at the front end of the energy absorbing pieces 2, the energy absorbing pieces 2 can be arranged to be 2, 3 or more, the application is illustrated by taking the arrangement of the energy absorbing pieces 2 as 2 examples, the two energy absorbing pieces 2 are fixedly connected with the anti-collision cross beam 1, the energy absorbing pieces 2 can be fixedly connected with the anti-collision cross beam 1 in a welding mode, the two energy absorbing pieces 2 are positioned at the rear side of the anti-collision cross beam 1, the two energy absorbing pieces 2 are distributed along the length direction of the anti-collision cross beam 1, the energy absorbing pieces 2 are respectively arranged close to two ends of the anti-collision cross beam 1, the two energy absorbing pieces 2 are respectively arranged close to two ends of the anti-collision cross beam 1 and can uniformly absorb impact force, and the two energy absorbing pieces 2 are suitable for being connected with the front end of the auxiliary frame body 101.

When a vehicle collides, impact force is transmitted to the energy absorber 2 through the anti-collision cross beam 1, the energy absorber 2 absorbs the impact force to a certain extent, the risk that the auxiliary frame main body 101 is damaged due to the fact that the impact force is directly transmitted to the auxiliary frame main body 101 of the auxiliary frame 100 is reduced, and therefore the stability and safety of the vehicle in use are improved. The two energy absorbing members 2 are detachably connected with the auxiliary frame main body 101, and the energy absorbing members 2 and the auxiliary frame main body 101 can be connected in a threaded or riveted mode. The anti-collision assembly 300 is suitable for the vehicle with larger weight and larger size in the framework, and when the auxiliary frame 100 is installed on the vehicle with lighter weight and smaller size under the same framework, the safety design standard can be met without assembling the anti-collision assembly 300, so that the anti-collision assembly 300 can be detached from the auxiliary frame main body 101, the auxiliary frame 100 can be matched with the use requirements of different vehicle types through the disassembly and assembly of the anti-collision assembly 300, the universality of the auxiliary frame 100 is improved, and the production cost of the auxiliary frame 100 is reduced.

Specifically, two energy-absorbing pieces 2 are welded at the rear end of the anti-collision beam 1, the two energy-absorbing pieces 2 are respectively arranged close to two ends of the anti-collision beam 1, the energy-absorbing pieces 2 and the anti-collision beam 1 are of a U-shaped frame structure, the two energy-absorbing pieces 2 can uniformly absorb impact force, and the fracture risk of the anti-collision assembly 300 caused by uneven stress is reduced. The energy absorber 2 is connected to the front end of the sub-frame body 101. When a vehicle collides, impact force is transmitted to the energy absorber 2 through the anti-collision cross beam 1, the energy absorber 2 absorbs the impact force to a certain extent, the risk that the auxiliary frame 100 is damaged due to the fact that the impact force is directly transmitted to the auxiliary frame main body 101 of the auxiliary frame 100 is reduced, and therefore the stability and safety of the vehicle in use are improved. The two energy absorbing pieces 2 are detachably connected with the auxiliary frame main body 101, the safety design standard of vehicles with different measuring levels is adapted through the disassembly and assembly of the anti-collision assembly 300, the auxiliary frame 100 is adapted to the use requirements of different vehicle types, the universality of the auxiliary frame 100 is improved, and the production cost of the auxiliary frame 100 is reduced.

Therefore, when a vehicle collides, the collision avoidance assembly 300 absorbs collision force, the deformation risk of the auxiliary frame 100 caused by collision is reduced, the stability and safety of the use of the vehicle are improved, the energy absorbing piece 2 can be connected to the auxiliary frame main body 101, and can be detached from the auxiliary frame main body 101, so that the auxiliary frame 100 can adapt to the safety design standards of vehicles of different quantity levels through the disassembly and assembly of the collision avoidance assembly 300, the auxiliary frame 100 is adapted to the use requirements of different vehicle types, the universality of the auxiliary frame 100 is improved, and the production cost of the auxiliary frame 100 is reduced.

In some embodiments of the present utility model, as shown in fig. 1 and 2, the energy absorbing member 2 has opposite first and second ends 201 and 202, the first end 201 is fixedly connected to the impact beam 1, and the cross-sectional area of the energy absorbing member 2 gradually increases from the first end 201 to the second end 202.

The energy absorber 2 is provided with a first end 201 and a second end 202, the first end 201 and the second end 202 are respectively located at two ends of the energy absorber 2, the first end 201 and the second end 202 are oppositely arranged, the first end 201 is located at the front side of the second end 202, the first end 201 is fixedly connected with the anti-collision beam 1, the first end 201 and the anti-collision beam 1 can be connected together in a welding mode, the first end 201 and the anti-collision beam 1 are fixedly connected through welding, the connection stability of the energy absorber 2 and the anti-collision beam 1 is improved, and the stress cracking risk of the energy absorber 2 and the anti-collision beam 1 is reduced. The second end 202 is adapted for fixed connection with the subframe body 101. The energy absorber 2 can be composed of two U-shaped sheets, the two U-shaped sheets are oppositely arranged, and the two U-shaped sheets are connected in a welding mode to form the energy absorber 2. The cross-sectional area of the energy absorbing member 2 gradually increases from the first end 201 to the second end 202, so that the energy absorbing member 2 can be in a conical structure, the structural stability of the energy absorbing member 2 is further improved, the energy absorbing effect of the energy absorbing member 2 can be improved, and the energy absorbing member 2 can be reliably supported between the auxiliary frame main body 101 and the anti-collision cross beam 1. When the impact beam 1 is impacted, the energy absorber 2 can absorb more energy, thereby reducing the transmission of impact force to the sub-frame body 101.

In some embodiments of the present utility model, as shown in FIGS. 1 and 2, the energy absorber 2 has crush slots 203.

Wherein, energy-absorbing piece 2 has the recess 203 that collapses, can collapse the energy-absorbing through the recess 203 that collapses, when the vehicle bumps, the impact passes through crashproof crossbeam 1 to energy-absorbing piece 2 on, and energy-absorbing piece 2 atress collapses and absorbs the impact, reduces the impact and directly passes sub-frame main part 101 and cause sub-frame 100 damage risk, and then improves stability and the security that the vehicle used.

In some embodiments of the present utility model, as shown in FIGS. 1 and 2, the side walls of the energy absorber 2 have crush grooves 203 along the length of the bumper beam 1.

Wherein, along crashproof crossbeam 1's length direction, i.e. the Y direction in fig. 1, every energy-absorbing piece 2 all has two lateral walls, every energy-absorbing piece 2 all has left lateral wall and right lateral wall, the left lateral wall and the right lateral wall of two energy-absorbing pieces 2 all have the recess 203 that collapses, when the vehicle bumps, the impact passes through crashproof crossbeam 1 and passes on the energy-absorbing piece 2, the recess 203 that collapses of energy-absorbing piece 2 left lateral wall and right lateral wall atress collapses and absorbs the impact, reduce the impact and directly pass sub-frame main part 101 and cause sub-frame 100 damage risk, further improve stability and the security that the vehicle used.

In some embodiments of the present utility model, as shown in FIGS. 1 and 2, the energy absorber 2 has a plurality of crush slots 203, the plurality of crush slots 203 being arranged in sequence along the length of the energy absorber 2.

Wherein, every energy-absorbing piece 2 all has a plurality of crumple grooves 203, a plurality of crumple grooves 203 set up respectively on the left side wall and the right side wall of every energy-absorbing piece 2, the left side wall and the right side wall of energy-absorbing piece 2 all are provided with a plurality of crumple grooves 203, a plurality of crumple grooves 203 all arrange in proper order along the length direction of energy-absorbing piece 2 at every lateral wall, the length direction of energy-absorbing piece 2 is the X direction in FIG. 1, through setting up a plurality of crumple grooves 203, when the vehicle bumps, the impact force passes through crashproof crossbeam 1 and passes on the energy-absorbing piece 2, a plurality of crumple grooves 203 on the energy-absorbing piece 2 atress crumple simultaneously absorb the impact force, further reduce the impact force and directly pass to sub-frame main part 101 and cause sub-frame 100 to destroy the risk, and then further improve stability and the security that the vehicle used.

In some embodiments of the present utility model, as shown in FIGS. 1 and 2, the energy absorber 2 has relief holes.

The energy absorbing piece 2 is provided with an unloading hole, the unloading hole can absorb impact force to a certain extent, the energy absorbing piece 2 is protected from being damaged easily through designing the unloading hole, and then the energy absorbing piece 2 can absorb energy normally, the collapse risk of the energy absorbing piece 2 due to small impact force is reduced, and the normal energy absorption of the anti-collision assembly 300 is facilitated, so that the anti-collision assembly 300 can effectively protect the auxiliary frame main body 101 of the auxiliary frame 100, and the service life of the anti-collision assembly 300 can be prolonged.

In some embodiments of the present utility model, as shown in fig. 1 and 2, the end of each energy absorber 2 remote from the impact beam 1 is fixedly provided with a mounting base 3, and the mounting base 3 is adapted to be connected with the sub-frame body 101.

Wherein, every energy-absorbing piece 2 has kept away from the tip of crashproof crossbeam 1 and has set firmly installation base 3, and the second end 202 of energy-absorbing piece 2 has set firmly installation base 3 promptly, and installation base 3 can improve installation base 3 and energy-absorbing piece 2 connection reliability through welded mode fixed connection at the second end 202 of energy-absorbing piece 2, reduces installation base 3 and energy-absorbing piece 2 fracture risk, and then improves the stability of crashproof subassembly 300. The installation base 3 is suitable for being connected with the auxiliary frame main body 101, the anti-collision assembly 300 is connected to the auxiliary frame main body 101 of the auxiliary frame 100 through the installation base 3, and the installation base 3 and the auxiliary frame main body 101 can be connected in a threaded or riveted mode.

In some embodiments of the present utility model, as shown in fig. 1 and 2, the mounting base 3 is adapted to be detachably connected with the sub-frame body 101.

The mounting base 3 can be detachably connected with the auxiliary frame main body 101, so that the anti-collision assembly 300 can be detachably connected to the auxiliary frame main body 101 of the auxiliary frame 100 through the mounting base 3, and the mounting base 3 and the auxiliary frame main body 101 can be connected in a threaded or riveted mode.

In some embodiments of the present utility model, as shown in fig. 1 and 2, the impact beam 1 has an arc-shaped structure.

The anti-collision cross beam 1 may be configured as an arc structure, or the anti-collision cross beam 1 may be configured as an elliptical arc structure, and the arc structure may be protruded toward the front end of the vehicle along the length direction of the vehicle. Through constructing crashproof crossbeam 1 into arc structure, receive the in-process that openly strikes at the vehicle, crashproof crossbeam 1 can increase gradually with the area of contact of collider, can make crashproof crossbeam 1 absorb the impact gradually, improves crashproof crossbeam 1's crashproof ability, and then is favorable to improving the security of vehicle.

In some embodiments of the present utility model, as shown in fig. 1 and 2, the cross-sectional shape of the impact beam 1 is circular.

The cross section of the anti-collision cross beam 1 is circular, the stress performance of the circular anti-collision cross beam 1 is good, the cross section of the anti-collision cross beam 1 is circular, when a vehicle collides, the circular anti-collision cross beam 1 collapses, and partial impact force is absorbed firstly, so that the anti-collision assembly 300 better plays a role in absorbing energy, the auxiliary frame main body 101 of the auxiliary frame 100 is further better protected, and the stability and safety of the auxiliary frame main body 101 are improved.

In some embodiments of the present utility model, as shown in FIGS. 1 and 2, the energy absorber 2 defines a cavity structure.

The energy absorbing piece 2 is composed of two U-shaped pieces, the two U-shaped pieces are oppositely arranged, and the two U-shaped pieces are connected in a welding mode to form the energy absorbing piece 2. Two "U" shape pieces pass through the welding mode and connect and form the cavity structure, and energy-absorbing piece 2 defines the cavity structure, and when the vehicle bumps, the impact passes through crashproof crossbeam 1 to energy-absorbing piece 2 on, and energy-absorbing piece 2 absorbs the impact to a certain extent, and energy-absorbing piece 2 is towards the inside collapse absorption impact of cavity structure, reduces the impact and passes through energy-absorbing piece 2 and directly passes to sub vehicle frame main part 101 of sub vehicle frame 100 and cause sub vehicle frame 100 to destroy the risk, and then improves stability and the security that the vehicle used.

In some embodiments of the present utility model, as shown in fig. 1 and 2, after the impact assembly 300 is mounted to the sub-frame body 101, the impact assembly 300 is located below the body energy absorption box 400, and the rear end of the impact assembly 300 is located behind the body energy absorption box 400 in the front-rear direction of the vehicle.

Wherein, after the anti-collision assembly 300 is installed on the sub-frame body 101, the anti-collision assembly 300 is located below the vehicle body energy-absorbing box 400, and along the front-rear direction of the vehicle, the rear end of the anti-collision assembly 300 is located behind the vehicle body energy-absorbing box 400. The anti-collision assembly 300 is complementary to the car body energy-absorbing box 400, the car body longitudinal beam 41 crumple structure and the auxiliary frame 100 longitudinal beam groove crumple structure, and the anti-collision assembly 300 can cooperate with the car body energy-absorbing box 400, the car body longitudinal beam 41 crumple structure and the auxiliary frame 100 longitudinal beam groove crumple structure to improve the overall energy-absorbing effect of the car.

The subframe 100 according to the present utility model includes: a sub-frame main body 101; the collision avoidance assembly 300. The collision avoidance assembly 300 is arranged at the front end of the sub-frame body 101, and the collision avoidance assembly 300 is the collision avoidance assembly 300 of the above embodiment.

Wherein, sub vehicle frame 100 includes sub vehicle frame main part 101 and buffer stop subassembly 300, and buffer stop subassembly 300 locates sub vehicle frame main part 101's front end, and buffer stop subassembly 300 detachable installs in sub vehicle frame main part 101's front end, through setting up buffer stop subassembly 300, and when the vehicle bumps, energy-absorbing member 2 absorbs the impact, reduces sub vehicle frame 100 and receives the impact and produce the deformation risk, and then improves stability and the security that the vehicle used. The energy absorber 2 can be connected to the auxiliary frame main body 101 and can be detached from the auxiliary frame main body 101, so that safety design standards of vehicles of different quantity levels can be adapted through the disassembly and assembly of the anti-collision assembly 300, the auxiliary frame 100 is adapted to the use requirements of different vehicle types, the universality of the auxiliary frame 100 is improved, and the production cost of the auxiliary frame 100 is reduced.

A vehicle body assembly according to the present utility model includes: a body 40, the body 40 having a body side member 41; the sub-frame 100, the sub-frame 100 is fixed to the vehicle body side member 41 and is located below the vehicle body side member 41, and the sub-frame 100 is the sub-frame 100 of the above embodiment.

The automobile body subassembly includes automobile body main part 40 and sub vehicle frame 100, and automobile body main part 40 is the main part of vehicle, and automobile body main part 40 has automobile body longeron 41, and sub vehicle frame 100 sets firmly in automobile body longeron 41, and sub vehicle frame 100 is located the below of automobile body longeron 41, and sub vehicle frame 100 can be fixed in the below of automobile body longeron 41 through spiro union or riveted mode, improves holistic intensity and the rigidity of vehicle, and then ensures driving safety. Through setting up crashproof subassembly 300, when the vehicle bumps, crashproof subassembly 300 absorbs the impact, reduces sub vehicle frame 100 and receives the impact and produce the risk of deformation, and then improves stability and the security that the vehicle used to, energy-absorbing piece 2 can connect on sub vehicle frame main part 101, also can dismantle from sub vehicle frame main part 101, and then can make sub vehicle frame 100 adapt to the safety design standard of different quantity level vehicles through the dismouting of crashproof subassembly 300, make sub vehicle frame 100 adaptation different motorcycle types's user demand, promote sub vehicle frame 100 commonality, reduce sub vehicle frame 100 manufacturing cost.

The vehicle according to the present utility model includes the vehicle body assembly of the above embodiment. Through setting up crashproof subassembly 300, when the vehicle bumps, crashproof subassembly 300 absorbs the impact, reduces sub vehicle frame 100 and receives the impact and produce the risk of deformation, and then improves stability and the security that the vehicle used to, energy-absorbing piece 2 can connect on sub vehicle frame main part 101, also can dismantle from sub vehicle frame main part 101, and then can make sub vehicle frame 100 adapt to the safety design standard of different quantity level vehicles through the dismouting of crashproof subassembly 300, make sub vehicle frame 100 adaptation different motorcycle types's user demand, promote sub vehicle frame 100 commonality, reduce sub vehicle frame 100 manufacturing cost.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (15)

1. The utility model provides a anticollision subassembly of sub vehicle frame, its characterized in that, the sub vehicle frame includes the sub vehicle frame main part, anticollision subassembly is located the front end of sub vehicle frame main part, anticollision subassembly includes:

An anti-collision cross beam;

The anti-collision auxiliary frame comprises an auxiliary frame body, an anti-collision beam, a plurality of energy absorbing pieces, a plurality of auxiliary frame bodies, an auxiliary frame body and a plurality of auxiliary frame bodies, wherein the energy absorbing pieces are fixedly connected with the anti-collision beam, the energy absorbing pieces are positioned at the rear side of the anti-collision beam, are distributed along the length direction of the anti-collision beam, and are suitable for being connected with the auxiliary frame body.

2. The subframe bumper assembly of claim 1 wherein said energy absorber has opposite first and second ends, said first end being fixedly connected to said bumper beam, and wherein said energy absorber has a cross-sectional area that increases progressively from said first end to said second end.

3. The subframe bumper assembly of claim 2 wherein the energy absorber has crush slots.

4. A sub-frame bumper assembly according to claim 3, wherein the side walls of the energy absorber have the crush slots along the length of the bumper beam.

5. The sub-frame impact assembly of claim 4, wherein the energy absorber has a plurality of crush slots, the plurality of crush slots being arranged in sequence along a length of the energy absorber.

6. The subframe bumper assembly of claim 1, wherein the energy absorber has an unloading aperture.

7. The sub-frame impact assembly of claim 1, wherein an end of each energy absorber remote from the impact beam is fixedly provided with a mounting base adapted to be connected to the sub-frame body.

8. The subframe bumper assembly of claim 7 wherein said mounting base is adapted for removable connection with said subframe body.

9. The subframe bumper assembly of claim 1 wherein the bumper beam is an arcuate structure.

10. The subframe bumper assembly of claim 1 wherein the cross-sectional shape of the bumper beam is circular.

11. The subframe bumper assembly of any one of claims 1-10, wherein the energy absorber defines a cavity structure.

12. The sub-frame bumper assembly of any one of claims 1-10, wherein the bumper assembly is positioned below a body energy absorber box after being mounted to the sub-frame body, and wherein a rear end of the bumper assembly is positioned behind the body energy absorber box in a front-rear direction of the vehicle.

13. A subframe, comprising:

A sub-frame main body;

A collision avoidance assembly provided at the front end of the sub-frame body, the collision avoidance assembly being in accordance with any one of claims 1 to 12.

14. A body assembly for a vehicle, comprising:

a body having a body rail;

The auxiliary frame is fixedly arranged on the vehicle body longitudinal beam and positioned below the vehicle body longitudinal beam, and is the auxiliary frame according to claim 13.

15. A vehicle comprising the vehicle body assembly of claim 14.