WO2016004751A1

WO2016004751A1 - Front auxiliary vehicle frame and installation support assembly, and vehicle having same

Info

Publication number: WO2016004751A1
Application number: PCT/CN2015/070772
Authority: WO
Inventors: 李媛媛
Original assignee: 北汽福田汽车股份有限公司; 北京智科投资管理有限公司
Priority date: 2014-07-08
Filing date: 2015-01-15
Publication date: 2016-01-14
Also published as: CN104828140B; CN104828140A

Abstract

A front auxiliary vehicle frame and installation support assembly (10), and vehicle having same; the front auxiliary frame and installation support assembly (10) comprise a front auxiliary frame (101), an installation support (102) and a bolt (103); the installation support (102) is provided with a first through hole (1021) and a second through hole (1022) passing through in a vertical direction; the first through hole (1021) has a first opening (10211), and the second through hole (1022) has a second opening (10221); the first end of the first opening (10211) is connected to the first end of the second opening (10221), and the second end of the first opening (10211) is connected to the second end of the second opening (10221); the bolt (103) comprises a nut (1031) and a threaded body (1032) connected to the nut (1031); the threaded body (1032) is connected to the front auxiliary frame (101); the bolt (103) is movably disposed between an installation position where the bolt (103) is connected to the installation support (102) and a disengaged position where the bolt (103) is disengaged from the installation support (102); the threaded body (1032) passes through the first through hole (1021) in the installation position, and the nut (1031) presses against the installation support (102); the nut (1031) passes downward through the second through hole (1022) in the disengaged position. The front auxiliary frame and installation support assembly (10) improve safety performance of a vehicle.

Description

Front sub-frame and mounting bracket assembly and vehicle having the same

Technical field

The invention relates to a front sub-frame and a mounting bracket assembly, and to a vehicle having the front sub-frame and the mounting bracket assembly.

Background technique

At present, the front sub-frames are fastened to the vehicle body by bolts. In the event of a collision of the vehicle, the engine will produce a large displacement and fall backwards, thereby transmitting the impact force to the front sub-frame, and the fixed connection between the front sub-frame and the vehicle body causes deformation of the longitudinal beam of the vehicle body and invades the passenger compartment. . This mounting structure reduces the deformation of the longitudinal beam of the vehicle body by separating the front subframe from the body caused by the impact fracture of the bolt, thereby reducing the intrusion of the passenger compartment. However, this installation structure requires a large breaking stress to achieve the separation of the front sub-frame and the body, and has a limited effect in reducing the impact deformation of the longitudinal beam of the vehicle body.

Summary of the invention

The present invention aims to solve at least one of the technical problems in the related art to some extent. Accordingly, it is an object of the present invention to provide a front sub-frame and mounting bracket assembly that can improve the safety performance of a vehicle.

Another object of the present invention is to provide a vehicle having the front sub-frame and mounting bracket assembly.

A front sub-frame and a mounting bracket assembly according to an embodiment of the first aspect of the present invention includes: a front sub-frame; a mounting bracket having a first through hole penetrating the mounting bracket in an up-and-down direction and a second through hole having a first opening, the second through hole having a second opening, wherein the first end of the first opening is connected to the first end of the second opening, a second end of the first opening is connected to the second end of the second opening, the first opening is in communication with the second opening; and a bolt includes a nut and a connection with the nut a screw connected to the front sub-frame, the bolt being movably disposed between a mounting position connected to the mounting bracket and a disengaged position disengaging the mounting bracket, wherein the mounting position is The screw passes through the first through hole and the nut abuts against the mounting bracket, and the nut passes downward through the second through hole in the disengaged position.

A front sub-frame and a mounting bracket assembly according to an embodiment of the present invention are disposed between the mounting position and the disengaged position by providing first and second through holes communicating with each other on the mounting bracket The bolts are moved so that the front subframe can be separated from the vehicle body in the event of a collision of the vehicle. Thereby, the deformation of the vehicle body when the front sub-frame is separated from the vehicle body can be greatly reduced, so that the vehicle body can be greatly reduced. The amount of passenger compartment intrusion caused by the shape to protect the occupants.

Therefore, the front sub-frame and the mounting bracket assembly according to an embodiment of the present invention can improve the safety performance of the vehicle.

In addition, the front sub-frame and the mounting bracket assembly according to the above embodiment of the present invention may further have the following additional technical features:

According to an embodiment of the invention, the diameter of the nut is larger than the diameter of the first through hole and smaller than the diameter of the second through hole. Thereby, the structure of the front sub-frame and the mounting bracket assembly can be made more reasonable.

According to an embodiment of the present invention, the first through hole is arcuate and the edge of the first through hole is a superior arc, the second through hole is arcuate and the edge of the second through hole is a superior arc shape. Thereby, the structure of the front sub-frame and the mounting bracket assembly can be made more reasonable.

According to an embodiment of the invention, the distance between the first end of the first opening and the first end of the second opening is less than half the diameter of the screw. Thereby, it is possible to prevent the bolt from being detached from the mounting bracket when the front sub-frame is slightly swayed back and forth.

According to an embodiment of the present invention, the nut includes: a nut body; and a skirt provided on a circumferential surface of the nut body, wherein the skirt abuts in the mounting position On the mounting bracket, an outer diameter of the skirt is larger than a diameter of the first through hole and smaller than a diameter of the second through hole. Therefore, the nut body can be a polygonal nut body (for example, a hexagonal nut body), so that the bolt can be more conveniently and easily mounted on the front sub-frame and the mounting bracket. on.

According to an embodiment of the present invention, the front sub-frame and the mounting bracket assembly further includes an elastic member, the elastic member is connected to the mounting bracket and the nut, and the elastic member is applied to the screw The elastic force on the cap is downward. Since the elastic force exerted on the nut by the elastic member is downward, not only the bolt can be pressed by the elastic member to prevent the bolt from rotating, but also the bolt and the mounting bracket can be increased. The frictional force prevents the bolt from being detached from the mounting bracket when the front subframe is slightly swayed back and forth.

According to an embodiment of the present invention, the mounting bracket includes: a horizontal plate, the first through hole and the second through hole are disposed on the horizontal plate; and the first vertical plate and the second vertical plate a lower edge of the first vertical plate is connected to a first side edge of the horizontal plate and the first vertical plate extends upward from the horizontal plate, a lower edge of the second vertical pole a second side of the horizontal plate is connected and the second vertical plate extends upward from the horizontal plate, the first side of the horizontal plate being opposite the second side of the horizontal plate, wherein the elasticity A piece is coupled to at least one of the first vertical plate and the second vertical plate. Therefore, the structure of the mounting bracket can be made more reasonable, and the structure of the front sub-frame and the mounting bracket assembly can be made more reasonable.

According to an embodiment of the present invention, the elastic member includes: a first vertical portion and a second vertical portion, the first vertical portion is disposed on the first vertical plate, and the second vertical portion a portion disposed on the second vertical plate; a horizontal portion, the horizontal portion is disposed on an upper surface of the nut; and a first connecting portion and a second connecting portion, the first connecting portion including the first portion a connecting arm and a second connecting arm, wherein an upper edge of the first connecting arm is connected to an upper edge of the second connecting arm through a first curved portion, a lower edge of the first connecting arm and the first vertical a lower edge of the straight plate is connected and a lower edge of the second connecting arm is connected to the horizontal portion, the second connecting portion includes a third connecting arm and a fourth connecting arm, and an upper edge of the third connecting arm passes a second curved portion is connected to an upper edge of the fourth connecting arm, a lower edge of the third connecting arm is connected to a lower edge of the second vertical plate, and a lower edge of the fourth connecting arm is The horizontal sections are connected. Thereby, the structure of the elastic member can be made more reasonable, and the structure of the front sub-frame and the mounting bracket assembly can be made more reasonable.

According to an embodiment of the present invention, the mounting bracket is two and the bolts are two, and the two bolts are spaced apart in the left-right direction at a front portion of the front sub-frame, wherein The screw of the two bolts is inserted through the first through holes of the two mounting brackets one by one, and the nuts of the two bolts abut against the two mounting brackets in a one-to-one manner. In the disengaged position, the nuts of the two bolts pass through the second through holes of the two mounting brackets in a corresponding manner.

Thereby, not only the collision resistance can be gradually reduced, but also the bolt can be prevented from slipping off the mounting bracket when the rear suspension of the transmission mounted on the front sub-frame and the left and right front sway arms are moved in the front-rear direction. Separation.

According to an embodiment of the second aspect of the present invention, a vehicle is provided, the vehicle comprising: a vehicle body; and a front sub-frame and a mounting bracket assembly, the front sub-frame and the mounting bracket always becoming according to the first aspect of the present invention The front sub-frame and the mounting bracket assembly are disposed on the vehicle body.

A vehicle according to an embodiment of the present invention has the advantages of high safety by providing the front sub-frame and the mounting bracket assembly according to the first aspect of the present invention.

DRAWINGS

1 is a schematic structural view of a front sub-frame and a mounting bracket assembly according to an embodiment of the present invention;

2 is a schematic structural view of a front sub-frame and a mounting bracket assembly according to an embodiment of the present invention;

Figure 3 is a cross-sectional view taken along line A-A of Figure 2;

4 is a schematic structural view of a front sub-frame and a mounting bracket assembly according to an embodiment of the present invention;

Figure 5 is a cross-sectional view taken along line B-B of Figure 4;

6 is a schematic structural view of a mounting bracket of a front sub-frame and a mounting bracket assembly according to an embodiment of the present invention;

7 is a schematic structural view of a front sub-frame and a mounting bracket of a mounting bracket assembly according to another embodiment of the present invention;

8 is a schematic structural view of an elastic member of a front sub-frame and a mounting bracket assembly according to an embodiment of the present invention.

detailed description

The embodiments of the present invention are described in detail below, and the examples of the embodiments are illustrated in the drawings, wherein the same or similar reference numerals are used to refer to the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the drawings are intended to be illustrative of the invention and are not to be construed as limiting.

The present invention provides a vehicle. A vehicle in accordance with an embodiment of the present invention includes a body and front subframe and mounting bracket assembly 10.

A front sub-frame and mounting bracket assembly 10 in accordance with an embodiment of the present invention will now be described with reference to Figures 1-8. As shown in FIGS. 1-8, the front sub-frame and mounting bracket assembly 10 according to an embodiment of the present invention includes a front sub-frame 101, a mounting bracket 102, and bolts 103.

The mounting bracket 102 is provided with a first through hole 1021 and a second through hole 1022 that penetrate the mounting bracket 102 in the up and down direction. The first through hole 1021 has a first opening 10211, and the second through hole 1022 has a second opening 1021. The first end of the first opening 10211 is connected to the first end of the second opening 10221, the second end of the first opening 10211 is connected to the second end of the second opening 10221, and the first opening 10211 is connected to the second opening 10221. . A mounting bracket 102 is provided on the vehicle body.

The bolt 103 includes a nut 1031 and a screw 1032 connected to the nut 1031. The screw 1032 is connected to the front sub-frame 101. The bolt 103 is movably movable between a mounting position connected to the mounting bracket 102 and a disengaged position from the mounting bracket 102. Settings. Wherein, in the mounting position, the screw 1032 passes through the first through hole 1021 and the nut 1031 abuts against the mounting bracket 102, and the nut 1031 passes downward through the second through hole 1022 in the disengaged position.

In the disengaged position, the nut 1031 passes downward through the second through hole 1022, that is, the bolt 103 is disengaged from the mounting bracket 102, so that the front sub-frame 101 can be separated from the vehicle body. Thereby, the deformation of the vehicle body when the front sub-frame 101 is separated from the vehicle body can be greatly reduced, so that the nut 1031 can be greatly reduced in the disengaged position, and the nut 1031 can pass downward through the second through hole 1022. That is, the bolt 103 is disengaged from the mounting bracket 102, so that the front sub-frame 101 can be separated from the vehicle body. Thereby, the deformation of the vehicle body when the front sub-frame 101 is separated from the vehicle body can be greatly reduced, so that the intrusion amount of the passenger compartment caused by the deformation of the vehicle body can be greatly reduced, so as to protect the occupant.

The front sub-frame and the mounting bracket assembly 10 according to the embodiment of the present invention is provided with a first through hole 1021 and a second through hole 1022 that are in communication with each other on the mounting bracket 102, and are disposed at the mounting position and the disengaged position. Between The bolts 103 are moved so that the front subframe 101 can be separated from the vehicle body when the vehicle collides. Thereby, the deformation of the vehicle body when the front sub-frame 101 is separated from the vehicle body can be greatly reduced, so that the intrusion amount of the passenger compartment caused by the deformation of the vehicle body can be greatly reduced, so as to protect the occupant.

Therefore, the front sub-frame and the mounting bracket assembly 10 according to an embodiment of the present invention can improve the safety performance of the vehicle.

The vehicle according to the embodiment of the present invention has the advantages of high safety by providing the front sub-frame and the mounting bracket assembly 10.

The front sub-frame 101 can be coupled to the vehicle body by four bolts 103 and four mounting brackets 102, the first bolt 103 being connected to the left front portion of the vehicle body, and the second bolt 103 and the right front portion of the vehicle body Connected, a third bolt 103 is connected to the left rear portion of the vehicle body, and a fourth bolt 103 is connected to the right rear portion of the vehicle body. The four bolts 103 cooperate with the four mounting brackets 102 in one-to-one correspondence.

In some embodiments of the present invention, the mounting bracket 102 may be two and the bolts 103 may be two, and the two bolts 103 may be disposed at the front of the front sub-frame 101 spaced apart in the left-right direction. Specifically, the first bolt 103 may be coupled to the left front portion of the vehicle body, and the second bolt 103 may be coupled to the right front portion of the vehicle body.

Wherein, in the mounting position, the screws 1032 of the two bolts 103 can pass through the first through holes 1021 of the two mounting brackets 102 in one-to-one correspondence, and the nuts 1031 of the two bolts 103 can abut in one-to-one correspondence. Two mounting brackets 102 are provided. In the disengaged position, the nuts 1031 of the two bolts 103 can pass downwardly through the second through holes 1022 of the two mounting brackets 102 in a one-to-one correspondence.

In addition, the rear portion of the front sub-frame 101 can also be connected to the vehicle body by two bolts. Specifically, one bolt may pass through the left rear portion of the front sub-frame 101 and be connected to the vehicle body, and another bolt may pass through the right rear portion of the front sub-frame 101 and be connected to the vehicle body.

Thus, when the vehicle collides, the two bolts 103 connected to the front portion of the front subframe 101 are first separated from the vehicle body, and the two bolts connected to the rear portion of the front subframe 101 are subsequently relocated. The body separation. That is, when the vehicle collides, the front sub-frame 101 and the vehicle body can be gradually separated. Thereby, not only the collision resistance can be gradually reduced, but also the bolt 103 can be prevented from slipping off the mounting bracket 102 when the rear suspension of the transmission mounted on the front sub-frame 101 and the left and right front sway arms are moved in the front-rear direction.

Specifically, when the bolt 103 is in the mounted position, the projected edge of the nut 1031 on the horizontal plane is located outside the projected edge of the first through hole 1021 on the horizontal plane. When the bolt 103 is in the disengaged position, the projected edge of the nut 1031 on the horizontal plane is located inside the projected edge of the second through hole 1022 on the horizontal plane.

As shown in FIG. 6 and FIG. 7, in one embodiment of the present invention, the first through hole 1021 may be a circular hole and a second The through hole 1022 may be a circular hole. The diameter of the nut 1031 may be larger than the diameter of the first through hole 1021, and the diameter of the nut 1031 may be smaller than the diameter of the second through hole 1022. Thereby, the structure of the front sub-frame and the mounting bracket assembly 10 can be made more reasonable.

In an example of the present invention, as shown in FIG. 6 , the first end of the first opening 10211 may be directly connected to the first end of the second opening 10221 , and the second end of the first opening 10211 may directly connect with the second opening 1021. The second end is connected.

Advantageously, as shown in FIG. 6, the first through hole 1021 may be arcuate and the edge of the first through hole 1021 may be a superior arc shape, the second through hole 1022 may be arcuate and the edge of the second through hole 1022 may be excellent. arc. Thereby, the structure of the front sub-frame and the mounting bracket assembly 10 can be made more reasonable.

As shown in FIG. 7 , in another example of the present invention, the mounting bracket 102 may further include a third through hole 1026 extending through the mounting bracket 102 in the up and down direction, and the first through hole 1021 and the second through hole 1022 may pass through. The third through holes 1026 are in communication. In other words, the first end of the first opening 10211 may be connected to the first end of the second opening 10221 through the third through hole 1026, and the second end of the first opening 10211 may pass through the third through hole 1026 and the second opening 1021. The two ends are connected.

The distance between the first end of the first opening 10211 and the first end of the second opening 10221 may be less than half of the diameter of the screw 1032, that is, the size of the opening connecting the first through hole 1021 and the second through hole 1022 is smaller than the screw The radius of 1032, thereby preventing the bolt 103 from slipping off the mounting bracket 102 when the front subframe 101 is slightly rocked back and forth. That is, due to the blocking of the screw by the opening, it is possible to prevent the screw 1032 from coming out of the first through hole 1021 and moving to the second through hole 1022 while the front sub-frame 101 is slightly swayed back and forth. For example, in the structural form shown in FIG. 7, the lateral dimension of the third through hole 1026 is smaller than the radius of the screw 1032, so that the bolt 103 does not come out and move from the first through hole 1021 in a slight front and rear sway. To the second through hole 1022, when the vehicle collides with a large force, the screw will overcome the blocking of the third through hole, and will be disengaged from the first through hole 1021 and moved to the second through hole 1022.

Advantageously, as shown in FIGS. 1-5, the front sub-frame 101 may include a front sub-frame body 1011 and a sleeve 1012. The sleeve 1012 may be disposed on the front sub-frame body 1011, and the screw 1032 may be coupled to the sleeve. 1012 connected. Thereby, the structure of the front sub-frame and the mounting bracket assembly 10 can be made more reasonable.

In particular, the lower portion of the screw 1032 can pass down through the front subframe body 1011, the nut 105 can be threaded onto the lower portion of the screw 1032 and the nut 105 can abut against the lower surface of the front subframe body 1011. That is, the bolt 103 can be mounted from the top down, that is, the bolt 103 is on, and the nut 105 is down.

As shown in FIG. 1 and FIG. 3 to FIG. 5, the nut 1031 may include a nut body 10311 and a skirt 10312, and a skirt 10312 may be provided on the circumferential surface of the nut body 10311. Wherein, the skirt 10312 can abut against the mounting bracket 102 at the mounting position, the outer diameter of the skirt 10312 can be larger than the diameter of the first through hole 1021 and the outer diameter of the skirt 10312 can be smaller than the diameter of the second through hole 1022. . Both the first through hole 1021 and the second through hole 1022 may be circular holes. Thereby, the nut body 10311 can be a polygonal nut body (for example, a hexagonal nut body), so that the bolt 103 can be more easily and easily mounted on the front sub-frame 101 and the mounting bracket 102.

As shown in Figures 1, 3 - 5 and 8, in some examples of the invention, the front sub-frame and mounting bracket assembly 10 may further include an elastic member 104, an elastic member 104 and a mounting bracket 102 and a nut 1031 can be connected, and the elastic force exerted by the elastic member 104 on the nut 1031 can be downward. Since the elastic force exerted on the nut 1031 by the elastic member 104 is downward, not only the elastic member 104 can be used to press the bolt 103 to prevent the bolt 103 from rotating, but also the friction between the bolt 103 and the mounting bracket 102 can be increased to prevent the front pair. When the frame 101 is slightly swayed back and forth, the bolt 103 is detached from the mounting bracket 102.

Here, the up-and-down direction is as indicated by an arrow C in FIGS. 1 to 5, the front-rear direction is as indicated by an arrow D in FIG. 5, and the left-right direction is as indicated by an arrow E in FIG.

The mounting bracket 102 can be fabricated using a stamped sheet metal process, and the elastic member 104 can be fabricated from a resilient steel material.

As shown in FIGS. 1, 3, and 4, in one example of the present invention, the mounting bracket 102 can include a horizontal plate 1023, a first vertical plate 1024, and a second vertical plate 1025. The first through hole 1021 and the second through hole 1022 may be disposed on the horizontal plate 1023. The lower edge of the first vertical plate 1024 can be coupled to the first side edge of the horizontal plate 1023, and the first vertical plate 1024 can extend upward from the horizontal plate 1023. The lower edge of the second vertical plate 1025 can be coupled to the second side edge of the horizontal plate 1023, and the second vertical plate 1025 can extend upward from the horizontal plate 1023 with the first side edge of the horizontal plate 1023 (eg, the right side edge) It may be opposite the second side edge (eg, the left side edge) of the horizontal plate 1023. Wherein the elastic member 104 is connected to at least one of the first vertical plate 1024 and the second vertical plate 1025.

Thereby, the structure of the mounting bracket 102 can be made more reasonable, and the structure of the front sub-frame and the mounting bracket assembly 10 can be made more reasonable.

As shown in FIGS. 3, 4, and 8, in one specific example of the present invention, the elastic member 104 may include a first vertical portion 1041, a second vertical portion 1042, a horizontal portion 1043, a first connecting portion 1044, and The second connecting portion 1045. The first vertical portion 1041 may be disposed on the first vertical plate 1024, and the second vertical portion 1042 may be disposed on the second vertical plate 1025. The horizontal portion 1043 may be provided on the upper surface of the nut 1031.

The first connecting portion 1044 may include a first connecting arm 10441 and a second connecting arm 10442. The upper edge of the first connecting arm 10441 may be connected to the upper edge of the second connecting arm 10442 through the first curved portion 1046. The first connecting arm The lower edge of the 10441 may be coupled to the lower edge of the first vertical plate 1024 and the lower edge of the second connecting arm 10442 may be associated with the horizontal portion 1043 is connected. The second connecting portion 1045 may include a third connecting arm 10451 and a fourth connecting arm 10452. The upper edge of the third connecting arm 10451 may be connected to the upper edge of the fourth connecting arm 10452 through the second curved portion 1047, and the third connecting arm The lower edge of the 10451 may be coupled to the lower edge of the second vertical plate 1025 and the lower edge of the fourth connecting arm 10452 may be coupled to the horizontal portion 1043.

Thereby, the structure of the elastic member 104 can be made more reasonable, and the structure of the front sub-frame and the mounting bracket assembly 10 can be made more reasonable.

Specifically, both the first vertical portion 1041 and the second vertical portion 1042 may be plate-shaped (for example, flat). The first vertical portion 1041 may be parallel to the first vertical plate 1024, and the first vertical portion 1041 may be welded to the first vertical plate 1024. The second vertical portion 1042 can be parallel to the second vertical plate 1025, and the second vertical portion 1042 can be welded to the second vertical plate 1025.

An assembly process of a vehicle according to an embodiment of the present invention will be described below with reference to Figs. First, the mounting bracket 102 and the front sub-frame 101 are coupled together by bolts 103, and then the elastic member 104 is assembled on the mounting bracket 102 and the bolt 103, and finally the mounting bracket 102 is mounted on the vehicle body.

In particular, the mounting bracket 102 can be mounted on a stringer of the body. For example, the mounting bracket 102 can be welded to the stringers of the body.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Rear, Left, Right, Vertical, Horizontal, Top, Bottom, Inner, Outside, Clockwise, Counterclockwise, Axial, The orientation or positional relationship of the directions of the radial, the "circumferential" and the like is based on the orientation or positional relationship shown in the drawings, and is merely for the convenience of the description of the invention and the simplified description, and does not indicate or imply that the device or component referred to It is to be understood that the invention is not limited by the specific orientation and construction and operation.

Moreover, the terms "first" and "second" 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, features defining "first" or "second" may include at least one of the features, either explicitly or implicitly. In the description of the present invention, the meaning of "a plurality" is at least two, such as two, three, etc., unless specifically defined otherwise.

In the present invention, the terms "installation", "connected", "connected", "fixed" and the like shall be understood broadly, and may be either a fixed connection or a detachable connection, unless explicitly stated and defined otherwise. , or integrated; can be mechanical or electrical connection; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction of two elements, unless otherwise specified Limited. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.

In the present invention, the first feature "on" or "under" the second feature may be a direct contact of the first and second features, or the first and second features may be indirectly through an intermediate medium, unless otherwise explicitly stated and defined. contact. Moreover, the first feature "above", "above" and "above" the second feature may be that the first feature is directly above or above the second feature, or merely that the first feature level is higher than the second feature. The first feature "below", "below" and "below" the second feature may be that the first feature is directly below or obliquely below the second feature, or merely that the first feature level is less than the second feature.

In the description of the present specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" and the like means a specific feature described in connection with the embodiment or example. A structure, material or feature is included in at least one embodiment or example of the invention. In the present specification, the schematic representation of the above terms is not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. In addition, various embodiments or examples described in the specification, as well as features of various embodiments or examples, may be combined and combined.

Although the embodiments of the present invention have been shown and described, it is understood that the above-described embodiments are illustrative and are not to be construed as limiting the scope of the invention. The embodiments are subject to variations, modifications, substitutions and variations.

Claims

A front sub-frame and a mounting bracket assembly characterized by comprising:

Front sub-frame

a mounting bracket having a first through hole and a second through hole extending through the mounting bracket in an up and down direction, the first through hole having a first opening, and the second through hole having a second opening The first end of the first opening is connected to the first end of the second opening, and the second end of the first opening is connected to the second end of the second opening, the first opening is The second opening is connected; and,

a bolt, the bolt including a nut and a screw connected to the nut, the screw being connected to the front sub-frame, the bolt being in a mounting position connected to the mounting bracket and detaching from the mounting bracket Movably disposed between the disengaged positions, wherein the screw passes through the first through hole and the nut abuts against the mounting bracket, in the disengaged position, the screw The cap passes down through the second through hole.
The front sub-frame and mounting bracket assembly of claim 1 wherein the diameter of the nut is greater than a diameter of the first through hole and smaller than a diameter of the second through hole.
The front sub-frame and mounting bracket assembly according to claim 2, wherein the first through hole is arcuate and the edge of the first through hole is a superior arc, and the second through hole is The arcuate shape and the edge of the second through hole are superior arc shapes.
The front sub-frame and mounting bracket assembly of claim 1 wherein a distance between the first end of the first opening and the first end of the second opening is less than half the diameter of the screw .
The front sub-frame and mounting bracket assembly of claim 1 wherein said nut comprises:

Nut body; and

a skirt, the skirt being disposed on a circumferential surface of the nut body, wherein the skirt abuts against the mounting bracket at the mounting position, the outer diameter of the skirt being greater than the first The diameter of the through hole is smaller than the diameter of the second through hole.
The front sub-frame and mounting bracket assembly of claim 1 further comprising an elastic member. The elastic member is connected to both the mounting bracket and the nut, and the elastic member exerts an elastic force on the nut downward.
The front sub-frame and mounting bracket assembly of claim 6 wherein said mounting bracket comprises:

a horizontal plate, the first through hole and the second through hole are disposed on the horizontal plate;

a first vertical plate and a second vertical plate, a lower edge of the first vertical plate being connected to a first side edge of the horizontal plate and the first vertical plate extending upward from the horizontal plate a lower edge of the second vertical plate is connected to the second side edge of the horizontal plate and the second vertical plate extends upward from the horizontal plate, the first side edge of the horizontal plate and the horizontal plate The second side is opposite, wherein the elastic member is coupled to at least one of the first vertical plate and the second vertical plate.
The front sub-frame and mounting bracket assembly of claim 7 wherein said resilient member comprises:

a first vertical portion and a second vertical portion, the first vertical portion is disposed on the first vertical plate, and the second vertical portion is disposed on the second vertical plate;

a horizontal portion, the horizontal portion being disposed on an upper surface of the nut;

a first connecting portion and a second connecting portion, the first connecting portion includes a first connecting arm and a second connecting arm, and an upper edge of the first connecting arm passes through the first curved portion and the second connecting arm Connected to the upper edge, a lower edge of the first connecting arm is connected to a lower edge of the first vertical plate and a lower edge of the second connecting arm is connected to the horizontal portion

The second connecting portion includes a third connecting arm and a fourth connecting arm, and an upper edge of the third connecting arm is connected to an upper edge of the fourth connecting arm through a second curved portion, the third connecting arm The lower edge of the second vertical plate is connected to the lower edge of the second vertical plate and the lower edge of the fourth connecting arm is connected to the horizontal portion.
The front sub-frame and mounting bracket assembly according to claim 1, wherein the mounting bracket is two and the bolts are two, and the two bolts are spaced apart in the left-right direction. a front portion of the front sub-frame, wherein the screws of the two bolts pass through the first through holes of the two mounting brackets and the nuts of the two bolts are in one-to-one correspondence in the mounting position Correspondingly abutting against the two mounting brackets, the nuts of the two bolts pass through the second through holes of the two mounting brackets in a corresponding manner in the disengaged position.
A vehicle characterized by comprising:

Bodywork; and

a front sub-frame and a mounting bracket assembly, the front sub-frame and the mounting bracket are always the front sub-frame and the mounting bracket assembly according to any one of claims 1-9, wherein the mounting bracket is provided On the body.