CN218759376U

CN218759376U - Hinge seat, engine hood hinge and vehicle

Info

Publication number: CN218759376U
Application number: CN202223294097.0U
Authority: CN
Inventors: 刘建广; 王维松; 刘越
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-03-28
Anticipated expiration: 2032-12-08

Abstract

The utility model provides a hinge base, an engine hood hinge and a vehicle, which comprises a first connecting part, a transition part and a second connecting part which are connected in sequence; the first connecting part is connected with the hinge connecting rod, and the second connecting part is attached to and fixedly connected with the vehicle body structure; wherein, first connecting portion and second connecting portion set up along Y to the interval, and first connecting portion upwards extend by the one end of transition portion, and the second connecting portion is by the other end downwardly extending of transition portion. The utility model provides a hinge seat can promote the Z of engine bonnet hinge itself greatly to structural rigidity to and the Z of being connected with automobile body structure is to rigidity, thereby reduces the phenomenon of avoiding engine bonnet hinge installation region's atress deformation problem and engine bonnet shake even, promotes the engine bonnet mode, improves the vehicle and drives the quality.

Description

Hinge seat, engine hood hinge and vehicle

Technical Field

The utility model belongs to the technical field of vehicle body structure, concretely relates to hinge seat, engine bonnet hinge and vehicle.

Background

With the increasing popularization of automobiles, people have higher and higher requirements on the safety and the driving quality of the automobiles, an engine hood is an indispensable part of the automobiles, and the rigidity performance, the pedestrian collision protection performance and the NVH performance of the engine hood are key factors influencing the quality of the whole automobiles.

At present, the connection mode of the engine hood is generally that the engine hood hinge is adopted to connect the engine hood with a vehicle body structure, wherein the hinge seat of the engine hood hinge is fixed with the vehicle body structure in the Z direction, and the main acting force of the engine hood hinge on the vehicle body is Z-direction force, so the installation mode has high requirements on the Z-direction structural rigidity of a region for installing the engine hood hinge on the vehicle body structure, and because the engine hood hinge installation region on the vehicle body structure is a horizontal plane when the Z direction is fixed, the Z-direction structural rigidity of the conventional horizontal plane is difficult to improve, on one hand, the problem of deformation of the installation region is easy to occur, on the other hand, the mode of the engine hood is influenced due to the lack of the structural rigidity, and the engine hood shaking phenomenon is caused.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a hinge seat, engine bonnet hinge and vehicle aims at solving current engine bonnet hinge's mounting structure Z not enough to rigidity, arouses the problem of installation region deformation and engine bonnet shake easily, promotes the engine bonnet mode.

In order to achieve the above object, the utility model adopts the following technical scheme: in a first aspect, a hinge base is provided, which includes a first connecting portion, a transition portion, and a second connecting portion connected in sequence; the first connecting part is connected with the hinge connecting rod, and the second connecting part is attached to and fixedly connected with the vehicle body structure; the first connecting portion and the second connecting portion are arranged at intervals along the Y direction, one end of the transition portion extends upwards to form the first connecting portion, and the other end of the transition portion extends downwards to form the second connecting portion.

With reference to the first aspect, in a possible implementation manner, at least two mounting holes penetrating along the Y direction are formed in the second connecting portion, and the second connecting portion is connected with the vehicle body structure through fasteners penetrating through the mounting holes.

In some embodiments, the transition portion extends obliquely downward from the first connection portion to the second connection portion.

Illustratively, the first connection portion and the second connection portion are both connected with the transition portion through a transition arc.

With reference to the first aspect, in one possible implementation, a buffer gap is provided between the transition portion and the vehicle body structure.

In some embodiments, the hinge base is provided with a raised or recessed reinforcing structure in the middle region in the direction of X, and the reinforcing structure extends from the first connecting portion to the second connecting portion.

Illustratively, the reinforcement structure is provided with lightening holes.

For example, the two sides of the hinge seat in the X direction are both provided with a flanging structure bending towards the direction deviating from the vehicle body structure, and the flanging structures at the two sides extend to the second connecting portion from the first connecting portion along with the shape.

The utility model provides a hinge seat's beneficial effect lies in: compared with the prior art, the utility model discloses the hinge seat, reverse extension forms first connecting portion and second connecting portion from top to bottom through transition portion both ends, thereby utilize the structure of buckling to improve the overall structure intensity of hinge seat self, on this basis, through second connecting portion and body construction laminating and fixed connection's mode, can make to form between hinge seat and the body construction and be vertical or be close to vertical connection face, compare in the current structure of installing the region for horizontal plane, can promote engine bonnet hinge installation regional Z to rigidity greatly, thereby reduce the phenomenon of avoiding engine bonnet hinge installation regional atress deformation problem and engine bonnet shake even, promote the engine bonnet mode.

In a second aspect, an embodiment of the present invention further provides an engine hood hinge, including the above hinge base, two hinge connecting rods, and a hinge arm fixedly connected to an engine hood; one end of the hinge connecting rod is rotatably connected with the hinge seat, the other end of the hinge connecting rod is rotatably connected with the hinge arm, and the axial directions of the rotating shafts at the two ends of the hinge connecting rod are Y directions.

The utility model provides an engine bonnet hinge's beneficial effect lies in: compared with the prior art, the utility model discloses the engine bonnet hinge has adopted above-mentioned hinge seat, the overall structure intensity of hinge seat is high, and simultaneously, through second connecting portion and vehicle body structure laminating and fixed connection's mode, can make and form between hinge seat and the vehicle body structure into vertical or be close to vertical connection face, the both ends of hinge connecting rod adopt Y to realize respectively with the rotation of hinge seat and hinge arm to the axis of rotation of wearing to establish and be connected, thereby can promote the Z of engine bonnet hinge itself greatly to structural rigidity, and the structural Z who is used for the region of engine bonnet hinge installation of vehicle body is to rigidity, thereby reduce the atress deformation problem of avoiding engine bonnet hinge installation region even and the phenomenon of engine bonnet shake, promote the engine bonnet mode, improve the vehicle and drive the feel.

Third aspect, the embodiment of the present invention also provides a vehicle, including above-mentioned engine hood hinge, have the same beneficial effect with above-mentioned engine hood hinge, no longer describe herein.

Drawings

Fig. 1 is a schematic perspective view of a hood hinge according to an embodiment of the present invention;

fig. 2 is a schematic view of an installation state of a hood hinge and a vehicle body structure according to an embodiment of the present invention;

fig. 3 isbase:Sub>A schematic sectional view taken along linebase:Sub>A-base:Sub>A of fig. 2.

In the figure: 10. a hinge mount; 101. a reinforcing structure; 102. lightening holes; 103. a flanging structure; 11. a first connection portion; 12. a transition portion; 121. a transition arc; 13. a second connecting portion; 131. mounting holes; 20. a hinge link; 21. a rotating shaft; 30. a hinge arm; 40. a buffer gap; 50. a vehicle body structure.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be constructed in a particular operation, and are therefore not to be considered limiting. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or several of that feature. In the description of the present invention, "plurality" or "a plurality" means two or more unless specifically defined otherwise.

It should be noted that, in the field of vehicle-related technology, the X direction refers to the vehicle front-rear direction, the Y direction refers to the vehicle left-right direction, and the Z direction refers to the vehicle height direction.

Referring to fig. 1 to fig. 3, the hinge base of the present invention will be described. The hinge base 10 comprises a first connecting part 11, a transition part 12 and a second connecting part 13 which are connected in sequence; the first connecting part 11 is connected with the hinge connecting rod 20, and the second connecting part 13 is attached and fixedly connected with the vehicle body structure 50; the first connection portion 11 and the second connection portion 13 are spaced apart from each other in the Y direction, one end of the transition portion 12 extends upward to form the first connection portion 11, and the other end of the transition portion 12 extends downward to form the second connection portion 13.

It should be understood that the hinge base 10 in this embodiment is preferably formed by an integrally formed plate, but it is also possible to form the first connecting portion 11, the transition portion 12, and the second connecting portion 13 by welding after forming the plate respectively. Automobile body structure 50 in this embodiment specifically can be the boundary beam, the region that is used for installing the engine hood hinge on the boundary beam should be vertical or be close to vertical installation face, second connecting portion 13 and this installation face laminating and fixed connection, the preferred mode that adopts along Y to wearing to establish the bolt spiro union or through Y to the rivet riveting of wearing to establish of specific fixed connection mode, certainly also can be the mode that directly adopts welded fastening, because second connecting portion 13 is vertical or be close vertical extension, consequently no matter what kind of connected mode is adopted, enough Z to rigidity is guaranteed in the vertical laminating region that homoenergetic between second connecting portion 13 and automobile body structure 50.

It should be noted that, for the hood hinge, the hinge link 20 includes two long and two short links, and forms a four-bar structure with the hinge base 10 and the hinge arm 30, where the hinge link 20 and the first connection portion 11 should be rotationally connected, specifically, the rotational connection may be realized through the rotation shaft 21, and based on the opening requirement of the hood, the axial direction of the rotation shaft 21 is the Y direction, and the connection manner between the first connection portion 11 and the hinge link 20 may adopt the existing connection manner, which is not limited in detail herein.

Compared with the prior art, the hinge seat that this embodiment provided, reverse extension forms first connecting portion 11 and second connecting portion 13 from top to bottom through transition portion 12 both ends, thereby utilize the bending structure to improve the overall structure intensity of hinge seat 10 self, on this basis, through the mode of second connecting portion 13 and body construction 50 laminating and fixed connection, can make and form between hinge seat 10 and the body construction 50 and be vertical or be close to vertical connection face, compare in the installation region for the existing structure of horizontal plane, can promote the Z of engine bonnet hinge installation region to rigidity greatly, thereby reduce or even avoid the phenomenon of engine bonnet hinge installation region's atress deformation problem and engine bonnet shake, promote the engine bonnet mode.

In some embodiments, referring to fig. 1 and 2, at least two mounting holes 131 penetrating along the Y direction are provided on the second connecting portion 13, and the second connecting portion 13 is connected to the vehicle body structure 50 by fasteners penetrating through the respective mounting holes 131. Specifically, in the present embodiment, two mounting holes 131 are disposed at an interval along the X direction, and two fasteners penetrate through the mounting holes 131 along the penetrating direction of the mounting holes 131, i.e., the Y direction, and then are fixedly connected to the vehicle body structure 50, and the fasteners may preferably be screwed to the vehicle body structure 50 by bolts or riveted to the vehicle body structure 50 by rivets. The at least two mounting holes 131 can ensure the connection stability between the second connecting portion 13 and the vehicle body structure 50, and meanwhile, the fasteners penetrate through the mounting holes 131 along the Y direction, so that the Z-direction connection rigidity of the hinge base 10 can be improved by utilizing the characteristic of high Z-direction rigidity of the area around the mounting holes 131, the deformation of the vehicle body structure 50 and the shaking phenomenon of the engine hood are reduced or even eliminated, and the mode of the engine hood is improved.

As a specific structure of the transition portion 12, referring to fig. 1 and 3, the transition portion 12 extends from the first connection portion 11 to the second connection portion 13 in an inclined manner. That is, the transition portion 12 is inclined with respect to the horizontal plane, and one end of the transition portion 12 connected to the second connection portion 13 is lower than one end thereof connected to the first connection portion 11. The transition portion 12 adopts the mode that the slope extends can reduce the bending region that transition portion 12 and first connecting portion 11 are connected to and the bending region's that transition portion 12 and second connecting portion 13 are connected stress concentration, promotes the whole resistance to compression level of hinge seat 10 to improve the Z of engine hood hinge and install rigidity.

Specifically, the inclination angle of the transition portion 12 with respect to the horizontal plane may preferably be 20 °, which can ensure the Z-direction rigidity of the hinge base 10, and can improve the hood mode after the fixing is completed.

In the present embodiment, as shown in fig. 1, the first connection portion 11 and the second connection portion 13 are both connected to the transition portion 12 through the transition arc 121. The transition arc 121 is arranged to avoid bending dead angles, so that the stress concentration phenomenon is avoided, and the structural rigidity of the hinge base 10 is further improved.

Because the impact force of the engine hood on the hinge base 10 is large in the process of closing the engine hood downward, a certain buffer space needs to be provided below the hinge base 10 to absorb impact energy of impact, for the structure of the hinge base 10 of the present embodiment, since the second connecting portion 13 is attached and fixed to the vehicle body structure 50, and the first connecting portion 11 and the second connecting portion 13 both have high Z-direction rigidity, a condition of buffering impact energy is not provided, and based on this condition, in some embodiments, please refer to fig. 3, a buffer gap 40 is provided between the transition portion 12 and the vehicle body structure 50. When the hinge base 10 receives impact energy by the buffer gap 40, the transition portion 12 is appropriately deformed toward the buffer gap 40 to absorb the impact energy, thereby buffering the impact energy, not only improving the service life of the hinge base 10, but also preventing the hinge base 10 from colliding with the vehicle body structure 50 due to the impact force. Specifically, the cushion gap 40 is 6.5mm at the minimum, and here the cushion gap 40 means that the minimum distance between the inclined transition portion 12 and the vehicle body structure 50 is 6.5mm or more in the case where the two are in a non-parallel state.

In some embodiments, referring to fig. 1, a convex or concave reinforcing structure 101 is disposed in a middle region in the direction X of the hinge base 10, and the reinforcing structure 101 extends from the first connecting portion 11 to the second connecting portion 13. The reinforcing structure 101 may be a convex rib, a concave reinforcing groove, or a structure in which the two are combined with each other, and the structural rigidity of the hinge base 10 itself is improved by the reinforcing structure 101, so that the overall structural strength and the mounting rigidity of the hood hinge can be improved, and the mode of the hood is further improved. It should be understood that when the hinge base 10 is integrally formed, the reinforcing structure 101 is integrally formed to improve the structural integrity and further improve the structural rigidity of the hinge base 10.

Specifically, as shown in fig. 1, the reinforcing structure 101 of the present embodiment is provided with lightening holes 102. The lightening holes 102 are arranged on the reinforcing structure 101, so that the reinforcing effect of the reinforcing structure 101 on the hinge base 10 is not influenced, the structural rigidity is ensured, and the light weight of the whole structure is promoted.

Alternatively, referring to fig. 1, in the present embodiment, both sides of the hinge base 10 in the X direction are provided with the flanging structures 103 bending towards the direction away from the vehicle body structure 50, and both the flanging structures 103 on both sides extend from the first connecting portion 11 to the second connecting portion 13. The structural rigidity of the hinge base 10 can be further improved by arranging the flanging structure 103, so that the overall structural strength and the mounting and connecting rigidity of the engine hood hinge are improved, and the mode of the engine hood is further improved.

Based on the same inventive concept, as understood in conjunction with fig. 1 to 3, the present application also provides a hood hinge, which includes the above-mentioned hinge base 10, two hinge connecting rods 20, and a hinge arm 30 fixedly connected with a hood; wherein, one end of the hinge connecting rod 20 is rotatably connected with the hinge base 10, the other end is rotatably connected with the hinge arm 30, and the axial directions of the rotating shafts 21 at the two ends of the hinge connecting rod 20 are Y directions.

The utility model provides an engine bonnet hinge, compared with the prior art, engine bonnet hinge has adopted above-mentioned hinge seat 10, hinge seat 10's overall structure intensity is high, and simultaneously, through second connecting portion 13 and the laminating of body structure 50 and fixed connection's mode, because second connecting portion 13 is downwardly extending's face, consequently the region of laminating with it also is vertical connection face on body structure 50, the both ends of hinge connecting rod 20 adopt Y to realize respectively with the rotation of hinge seat 10 and hinge arm 30 to the axis of rotation 21 of wearing to establish on this basis being connected, thereby can be when guaranteeing the Z of engine bonnet hinge itself to structural rigidity, the Z that is used for engine bonnet hinge installation on the promotion body structure 50 is to rigidity, thereby reduce the atress deformation problem of avoiding engine bonnet hinge installation region even and the phenomenon of engine bonnet shake, promote the engine bonnet mode, improve the vehicle and drive the quality.

Based on the same inventive concept, the embodiment of the application further provides a vehicle, and the vehicle provided by the embodiment adopts the engine hood hinge, the Z-direction structural rigidity of the engine hood hinge is high, and the Z-direction rigidity of the area for mounting the engine hood hinge on the vehicle body structure can be improved, so that the stress deformation problem and the engine hood shaking phenomenon of the engine hood hinge mounting area are reduced or even avoided, the engine hood mode is improved, and the vehicle driving quality is improved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The hinge base is characterized by comprising a first connecting part (11), a transition part (12) and a second connecting part (13) which are connected in sequence; the first connecting part (11) is connected with the hinge connecting rod (20), and the second connecting part (13) is attached to and fixedly connected with a vehicle body structure (50);

the first connecting portion (11) and the second connecting portion (13) are arranged at intervals along the Y direction, one end of the transition portion (12) extends upwards to form the first connecting portion (11), and the other end of the transition portion (12) extends downwards to form the second connecting portion (13).

2. The hinge base according to claim 1, characterized in that the second connecting portion (13) is provided with at least two mounting holes (131) penetrating along the Y direction, and the second connecting portion (13) is connected with the vehicle body structure (50) through fasteners penetrating through the mounting holes (131).

3. The hinge base according to claim 1, characterized in that the transition portion (12) extends obliquely downwards from the first connection portion (11) to the second connection portion (13).

4. The hinge base according to claim 1, characterized in that the first connection portion (11) and the second connection portion (13) are each connected to the transition portion (12) by a transition arc (121).

5. The hinge base as claimed in claim 1, characterized in that a buffer gap (40) is provided between the transition portion (12) and the body structure (50).

6. A hinge base according to claim 1, characterized in that the middle region in the direction of X of the hinge base is provided with a raised or recessed stiffening structure (101), said stiffening structure (101) extending conformally from the first connection portion (11) to the second connection portion (13).

7. Hinge base according to claim 6, characterized in that the reinforcement structure (101) is provided with lightening holes (102).

8. The hinge base according to any one of claims 1 to 7, characterized in that, both sides in the X direction of the hinge base are provided with flanging structures (103) bending towards the direction departing from the vehicle body structure (50), and the flanging structures (103) on both sides extend from the first connecting part (11) to the second connecting part (13) along the shape.

9. Hood hinge, characterized in that it comprises a hinge base (10) according to any one of claims 1 to 8, two hinge links (20), and a hinge arm (30) fixedly connected to the hood;

one end of the hinge connecting rod (20) is rotatably connected with the hinge seat (10), the other end of the hinge connecting rod is rotatably connected with the hinge arm (30), and the axial directions of the rotating shafts (21) at the two ends of the hinge connecting rod (20) are Y directions.

10. A vehicle, characterized by comprising a hood hinge according to claim 9.