Machine cover inner plate assembly, machine cover assembly and vehicle

Abstract

The utility model discloses a machine cover inner plate component, a machine cover assembly and a vehicle, which comprises two hinge reinforcing plates which are respectively arranged on two transverse side areas of the rear part of a machine cover inner plate, and two lock catch reinforcing plates which are respectively arranged on two transverse side areas of the front part of the machine cover inner plate, a deformation guide groove is formed in the machine cover inner plate between the lock catch reinforcing plate and the hinge reinforcing plate corresponding to the rear part; wherein a supporting piece and a supporting part are further arranged in the front area of the machine cover inner plate, at least part of the supporting piece is separated from the machine cover inner plate to form a buffer space, the supporting part is formed in the mode that the upper side face of the machine cover inner plate protrudes upwards, and the supporting part and the supporting piece are distributed in a spaced mode in the front-back direction and both used for supporting the machine cover outer plate. According to the engine cover inner plate assembly, the structural strength of the engine cover inner plate can be improved, meanwhile, the pedestrian protection safety can be improved, vibration of the engine cover inner plate and the engine cover outer plate can be reduced, the vehicle NVH performance, the sensing rigidity and the user use experience are improved, and the use effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle manufacturing, and in particular to an exhaust suspension component, an engine system and a vehicle. Background Art

[0002] With the development of the automobile industry, safety regulations have increasingly stringent requirements for the head-on safety performance of the hood pedestrian protection, and users have gradually increased their requirements for automobile safety, durability, sturdiness, and perceived stiffness. In order to meet the needs of the hood head-on pedestrian protection safety, the hood inner panel and reinforcement panel structure usually need to be weakened to reduce the damage value to pedestrians. However, the weakening of the inner panel and reinforcement panel will lead to a decrease in the anti-dent stiffness and leaning strength of the hood outer panel, affecting the user experience. In addition, weakening the hood structure will reduce the overall modal frequency of the hood, making it easy to produce resonance and other problems when the vehicle is stimulated by the road during driving, exacerbating the risk of cracking at the hood connection, and there is room for improvement. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a hood inner panel assembly, which can improve the pedestrian protection safety while ensuring the structural strength of the hood inner panel, and can reduce the vibration of the hood inner panel and the hood outer panel, thereby improving the vehicle NVH performance, perceived stiffness and user experience.

[0004] According to the embodiment of the utility model, the hood inner panel assembly includes: a hood inner panel; two hinge reinforcement plates and two lock reinforcement plates, the two hinge reinforcement plates are respectively installed on the lateral side areas of the rear part of the hood inner panel, and the two lock reinforcement plates are respectively installed on the lateral side areas of the front part of the hood inner panel, and the hood inner panel has a deformation guide groove formed between the lock reinforcement plate and the hinge reinforcement plate corresponding to the rear; wherein the hood inner panel is also provided with a support member and a support portion in the front area, the support member is connected to the upper surface of the hood inner panel and is at least partially spaced apart from the hood inner panel to form a buffer space, the support portion is formed to protrude upward on the upper side surface of the hood inner panel, and the support portion and the support member are spaced apart and distributed along the front-to-back direction and are both used to support the hood outer panel.

[0005] According to the hood inner panel assembly of the embodiment of the utility model, a hinge reinforcement plate and a lock reinforcement plate are provided on the hood inner panel, and a deformation guide groove is formed between the lock reinforcement plate and the hinge reinforcement plate, thereby improving the structural strength of the hood inner panel and the pedestrian protection safety at the same time, and supporting members and supporting parts are also provided, which can reduce the vibration of the hood inner panel and the hood outer panel, improve the vehicle's NVH performance, perceived stiffness and user experience, and have better use effects and a wider range of applications.

[0006] According to some embodiments of the present invention, the hood inner panel assembly comprises a front cross beam, a rear cross beam and two side beams, the front cross beam is located at the front side of the rear cross beam and is spaced apart from the rear cross beam, the two side beams are spaced apart in the transverse direction and are respectively connected between the end of the front cross beam and the end of the rear cross beam, and a plurality of intermediate longitudinal beams spaced apart in the transverse direction are connected between the front cross beam and the rear cross beam;

[0007] Among them, the two hinge reinforcement plates are respectively installed at the rear parts of the two side beams, the two lock reinforcement plates are respectively installed at the two end areas of the front cross beam, and the support member and / or the support part are located in the middle area of ​​the front cross beam.

[0008] According to the hood inner panel assembly of some embodiments of the present invention, multiple side edges of the hinge reinforcement plate in the circumferential direction are connected and supported to the side beams, and a hollow reinforcement cavity is formed between the hinge reinforcement plate and the side beams.

[0009] According to the hood inner panel assembly of some embodiments of the utility model, the side beam is formed with a first mounting surface at an edge of one side connected to the rear cross beam, the side beam is formed with a side covering surface at an edge of one side away from the rear cross beam, and the rear portion of the side beam is formed with a rear end vertical surface;

[0010] Wherein, the hinge reinforcement plate is respectively connected to the rear cross beam, the first mounting surface, the rear end vertical surface and the side cladding surface, and together defines the reinforcement cavity.

[0011] According to the hood inner panel assembly of some embodiments of the utility model, a connecting slope is formed at the connection between the middle longitudinal beam and the front cross beam, and at the connection between the middle longitudinal beam and the rear cross beam. The connecting slope and / or the rear end facade are constructed to include a plurality of steps that are bent and connected in sequence.

[0012] According to the hood inner panel assembly of some embodiments of the utility model, a first weight-reducing hole is formed between two adjacent middle longitudinal beams and / or between the side beam and the adjacent middle longitudinal beam;

[0013] And / or, the end of each of the intermediate longitudinal beams is connected to the front cross beam and / or the rear cross beam via an inclined plate, and a second weight-reducing hole is formed between two adjacent inclined plates;

[0014] And / or, the side beam is provided with at least two third weight-reducing holes spaced apart in the longitudinal direction;

[0015] And / or, the middle longitudinal beam is provided with a middle opening.

[0016] According to the hood inner panel assembly of some embodiments of the utility model, the front cross beam has a mounting area, the mounting area is located at the rear side of the support portion, and the support member is installed above the mounting area, and the first weakened hole is provided at the end of the mounting area in the lateral direction;

[0017] And / or, the support portion includes a plurality of sub-support protrusions configured as arches, and the front cross beam is formed with a second weakened hole between two adjacent sub-support protrusions.

[0018] According to the hood inner panel assembly of some embodiments of the utility model, a first glue coating groove is formed on the arched top of the sub-support protrusion.

[0019] According to the hood inner panel assembly of some embodiments of the utility model, the support member includes a front plate body, a rear plate body and a plurality of intermediate plates, the front plate body and the rear plate body are spaced apart and distributed along the front-to-back direction, a plurality of intermediate plates are spaced apart and connected between the front plate body and the rear plate body, the front plate body and the rear plate body are both provided with a downwardly bent connecting portion, the connecting portion is used to be connected to the hood inner panel and to space the front plate body, the rear plate body and the intermediate plates apart from the hood inner panel to form the buffer space.

[0020] According to the hood inner panel assembly of some embodiments of the utility model, the front panel body is provided with two side connecting parts and a plurality of front connecting parts, the plurality of front connecting parts are distributed between the two side connecting parts in a spaced relationship along the lateral direction, the angle between the front connecting part and the front panel body is 105° to 125°, and the angle between the side connecting part and the front panel body is 100° to 105°;

[0021] And / or, the rear plate body is provided with a plurality of rear connecting parts spaced apart and distributed in a transverse direction, and an angle between the rear connecting parts and the rear plate body is 130° to 140°.

[0022] According to the hood inner panel assembly of some embodiments of the utility model, a second mounting surface is formed at the connection between the front cross beam and the side beam, the lock reinforcement plate is connected to the second mounting surface, the lock reinforcement plate is formed with a plurality of connection surfaces, and at least one of the plurality of connection surfaces is arranged to be higher than the other connection surfaces;

[0023] And / or, an annular reinforcement flange is formed at the edge of the lock reinforcement plate.

[0024] According to some embodiments of the utility model, the hood inner panel assembly also includes a first buffer block and a second buffer block, the first buffer block and the second buffer block are respectively installed on the hood inner panel through a buffer bracket, the first buffer block is provided at the rear end of the side beam, and the second buffer block is provided at the end of the front cross beam.

[0025] According to the hood inner panel assembly of some embodiments of the utility model, the hinge reinforcement plate has a plurality of bending sections that are bent and connected in sequence along the transverse direction;

[0026] Wherein, the plurality of bending segments are distributed in a “J” shape and / or in a “U” shape.

[0027] The utility model also provides a machine cover assembly.

[0028] According to the embodiment of the utility model, the hood assembly includes a hood outer panel and a hood inner panel assembly as described in any one of the above items, the hood outer panel is connected to the top of the hood inner panel and defines a hood inner cavity with the hood inner panel, the hinge reinforcement plate, the lock reinforcement plate and the support member are located in the hood inner cavity, and the support member and the support part are respectively supported on the lower surface of the hood outer panel.

[0029] The utility model also provides a vehicle.

[0030] A vehicle according to an embodiment of the utility model includes the hood assembly described above.

[0031] The advantages of the hood assembly, the vehicle and the above-mentioned hood inner panel assembly compared to the prior art are the same and will not be repeated here.

[0032] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0034] Figure 1 is a structural schematic diagram of a cover inner panel assembly according to an embodiment of the utility model;

[0035] Figure 2 is a schematic structural diagram of an inner plate of a cover according to an embodiment of the utility model;

[0036] Figure 3 is a cross-sectional view of an inclined plate according to an embodiment of the utility model;

[0037] Figure 4 is a cross-sectional view of a rear end elevation according to an embodiment of the utility model;

[0038] Figure 5 It is a structural schematic diagram of a hinge reinforcement plate according to an embodiment of the utility model;

[0039] Figure 6 is a schematic diagram of the structure of the reinforcement cavity according to an embodiment of the utility model;

[0040] Figure 7 is a partial cross-sectional view of a hinge reinforcement plate according to an embodiment of the utility model;

[0041] Figure 8 is a schematic structural diagram of a support member according to an embodiment of the utility model;

[0042] Fig. 9 is a cross-sectional view of a front connecting portion according to an embodiment of the utility model;

[0043] Fig.10 is a cross-sectional view of a side connection portion according to an embodiment of the utility model;

[0044] Fig.11 is a cross-sectional view of a rear connecting portion according to an embodiment of the utility model;

[0045] Fig.12 It is a structural schematic diagram of a lock reinforcement plate according to an embodiment of the utility model;

[0046] Fig.13 It is a structural schematic diagram of a first buffer block and a buffer bracket according to an embodiment of the utility model;

[0047] Fig.14 The structure of the cover assembly according to the embodiment of the utility model is shown in FIG. Figure 1 ;

[0048] Fig.15 The structure of the cover assembly according to the embodiment of the utility model is shown in FIG. Figure 2 .

[0049] Reference numerals:

[0050] Engine cover assembly 100,

[0051] The hood outer panel 101, the hood inner panel assembly 102,

[0052] Hood inner panel 1, front cross beam 11, installation area 111, first weakened hole 112, first leakage hole 113, second installation surface 114, rear cross beam 12, side beam 13, deformation guide groove 131, first installation surface 132, side covering surface 133, rear end vertical surface 134, third weight reduction hole 135, middle longitudinal beam 14, first weight reduction hole 141, second weight reduction hole 142, middle opening 143, second glue groove 144, inclined plate 15, support portion 16, sub-support protrusion 161, first glue groove 162, second weakened hole 163,

[0053] Hinge reinforcement plate 2, first welding part 21, first connecting hole 22, second leakage hole 23, third mounting surface 24, reinforcement cavity 25, lock reinforcement plate 3, connecting surface 31, second connecting hole 32, third leakage hole 33, reinforcement flange 34, second welding part 35, support member 4, front plate body 41, side connecting part 42, front connecting part 43, rear plate body 44, rear connecting part 45, middle plate body 46, third glue coating groove 47, first buffer block 5, second buffer block 6, buffer bracket 7, buffer block mounting surface 8, hood hinge 9. DETAILED DESCRIPTION

[0054] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0055] In the description of the present utility model, it is necessary to understand that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, features defined as "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0056] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0057] Unless otherwise specified, the front-to-back direction in the present application is the longitudinal direction of the vehicle, that is, the X direction; the left-right direction is the lateral direction of the vehicle, that is, the Y direction; and the up-down direction is the vertical direction of the vehicle, that is, the Z direction.

[0058] Reference below Figure 1-Figure 15The hood inner panel assembly 102 according to the embodiment of the utility model can improve the pedestrian protection safety while ensuring the structural strength of the hood inner panel 1, and can reduce the vibration of the hood inner panel 1 and the hood outer panel 101, thereby improving the vehicle NVH performance, perceived stiffness and user experience.

[0059] like Figure 1-Figure 15 As shown, a hood inner panel assembly 102 according to an embodiment of the utility model includes: a hood inner panel 1, two hinge reinforcement panels 2 and two lock reinforcement panels 3.

[0060] The two hinge reinforcement plates 2 are respectively installed on the lateral side areas of the rear part of the hood inner panel 1, and the two lock reinforcement plates 3 are respectively installed on the lateral side areas of the front part of the hood inner panel 1. The hood inner panel 1 has a deformation guide groove 131 formed between the lock reinforcement plate 3 and the corresponding hinge reinforcement plate 2 at the rear, wherein the hood inner panel 1 is also provided with a support member 4 and a support portion 16 in the front area, the support member 4 is connected to the upper surface of the hood inner panel 1 and is at least partially spaced apart from the hood inner panel 1 to form a buffer space, the support portion 16 is formed to protrude upward on the upper side surface of the hood inner panel 1, and the support portion 16 and the support member 4 are spaced apart and distributed along the front-to-back direction and are both used to support the hood outer panel 101.

[0061] Among them, the hood, that is, the engine hood, is arranged at the front of the vehicle. It can insulate and soundproof the engine, and the hood needs to protect the engine and other components, and thus the strength and other performances of the hood need to be guaranteed. The hood is arranged at the front side of the vehicle. When a collision occurs at the front side of the vehicle, the collision object first contacts the hood, and when the vehicle hits a pedestrian, the hood needs to ensure the safety of the pedestrian, so that the hood needs to meet the pedestrian protection safety. At the same time, the hood also needs to ensure a lightweight setting and the NVH performance of the entire vehicle.

[0062] Specifically, the hood inner panel assembly 102 is provided with a hood inner panel 1, which is arranged on the front side of the vehicle and above the engine. The hood inner panel 1 is arranged as a plate-like structure, which can support the hood inner panel assembly 102 as a whole and provide an installation area for other components. The hood inner panel 1 can improve the structural strength of the front side of the vehicle and ensure the operating stability of the engine and other components.

[0063] Furthermore, the hood inner panel assembly 102 is also provided with a hinge reinforcement plate 2 and a lock reinforcement plate 3. There are two hinge reinforcement plates 2, which are respectively installed at the rear of the hood inner panel 1 and are laterally distributed on both side areas of the hood inner panel 1. The two hood hinges 9 are connected to the hood inner panel 1 by bolts, etc., and the two hood hinges 9 and the two hinge reinforcement plates 2 are correspondingly arranged, thereby strengthening the structural strength of the hood hinge 9 installation area, ensuring the installation reliability of the hood hinge 9, and ensuring the structural strength of the hood inner panel 1. There are two lock reinforcement plates 3, which are respectively installed at the front of the hood inner panel 1 and are laterally distributed on both side areas of the hood inner panel 1. The two inner panel locks are connected to the hood inner panel 1, and the two inner panel locks and the two lock reinforcement plates 3 are correspondingly arranged, thereby strengthening the structural strength of the inner panel lock installation area 111, ensuring the installation reliability of the inner panel locks, and ensuring the structural strength of the hood inner panel 1.

[0064] The hood inner panel 1 is also provided with a deformation guide groove 131, which can be set to extend laterally, and the deformation guide groove 131 is set between the lock reinforcement plate 3 and the corresponding hinge reinforcement plate 2, that is, the lock reinforcement plate 3 can strengthen the front area of ​​the hood inner panel 1, the lock reinforcement plate 3 can strengthen the rear area of ​​the hood inner panel 1, and the deformation guide groove 131 can reduce the structural strength of the hood inner panel 1 between the lock reinforcement plate 3 and the hinge reinforcement plate 2. When the hood inner panel 1 is subjected to a collision force, the collision force can be transmitted to the deformation guide groove 131, thereby causing the hood inner panel 1 to bend and deform at the deformation guide groove 131, so as to improve the pedestrian protection safety of the hood inner panel assembly 102, and can reduce the intrusion of the hood inner panel assembly 102 into the front windshield of the vehicle, thereby improving the safety of the cockpit.

[0065] The hood inner panel 1 is further provided with a support member 4 and a support portion 16 in the front area, that is, Figure 1 As shown, the support member 4 and the support portion 16 may be provided at the front area of ​​the hood inner panel 1 at the same time, and in actual use, only the support member 4 may be provided at the front area of ​​the hood inner panel 1, or only the support portion 16 may be provided at the front area of ​​the hood inner panel 1, the support member 4 is connected to the upper surface of the hood inner panel 1, the support member 4 may be connected to the upper surface of the hood inner panel 1 by welding or the like, and after the support member 4 and the upper surface of the hood inner panel 1 are connected, at least a portion of the support member 4 may be spaced apart from the upper surface of the hood inner panel 1, thereby making the support member 4 At least a portion of it can form a buffer space together with the upper surface of the hood inner panel 1. The support portion 16 is protruded on the upper side of the hood inner panel 1. The support portion 16 and the support member 4 are spaced apart and distributed along the front and rear directions and are both used to support the hood outer panel 101. That is, the support member 4 and the support portion 16 can support the hood outer panel 101 at the same time, and can also enhance the structural strength of the front area of ​​the hood inner panel 1, thereby improving the perceived stiffness of the hood outer panel 101, and can improve the NVH performance during vehicle operation, thereby ensuring user experience.

[0066] According to the hood inner panel assembly 102 of the embodiment of the utility model, a hinge reinforcement plate 2 and a lock reinforcement plate 3 are provided on the hood inner panel 1, and a deformation guide groove 131 is formed between the lock reinforcement plate 3 and the hinge reinforcement plate 2, so that the structural strength of the hood inner panel 1 can be improved while the pedestrian protection safety can be improved. In addition, a support member 4 and a support portion 16 are provided, which can reduce the vibration of the hood inner panel 1 and the hood outer panel 101, improve the vehicle NVH performance, perceived stiffness and user experience, and have a better use effect and a wider range of applications.

[0067] In some embodiments, the hood inner panel 1 includes a front cross beam 11, a rear cross beam 12 and two side beams 13, the front cross beam 11 is located in front of the rear cross beam 12 and is separated from the rear cross beam 12, the two side beams 13 are spaced apart in the transverse direction and are respectively connected between the end of the front cross beam 11 and the end of the rear cross beam 12, and a plurality of intermediate longitudinal beams 14 spaced apart in the transverse direction are connected between the front cross beam 11 and the rear cross beam 12; wherein, the two hinge reinforcement plates 2 are respectively installed at the rear of the two side beams 13, the two lock reinforcement plates 3 are respectively installed at the two end areas of the front cross beam 11, and the support member 4 and / or the support portion 16 are located in the middle area of ​​the front cross beam 11.

[0068] Specifically, if Figure 2 As shown, the hood inner panel 1 is provided with a front cross beam 11, a rear cross beam 12 and two side beams 13, the front cross beam 11 is arranged on the front side of the hood inner panel 1 and extends in the transverse direction, the rear cross beam 12 is arranged on the rear side of the hood inner panel 1 and extends in the transverse direction, that is, the front cross beam 11 is arranged on the front side of the rear cross beam 12, and the front cross beam 11 and the rear cross beam 12 are arranged separately, the two side beams 13 are extended in the front-to-back direction and are arranged between the front cross beam 11 and the rear cross beam 12 in the transverse direction, and the front end of the side beam 13 is connected to the end of the front cross beam 11 by welding or integral molding, etc., the side beams The rear end of 13 is connected to the end of the rear cross beam 12 by welding or integral molding. At the same time, an intermediate longitudinal beam 14 is arranged between the front cross beam 11 and the rear cross beam 12. The intermediate longitudinal beam 14 is provided in plurality. The plurality of intermediate longitudinal beams 14 are arranged between the two side beams 13 at intervals along the lateral direction, and the plurality of intermediate longitudinal beams 14 are extended in the front and rear directions. That is, when the vehicle collides, the force can be transmitted along the front cross beam 11 to the side beam 13 and the plurality of intermediate longitudinal beams 14, and then transmitted to the rear cross beam 12, so as to disperse the force, reduce the effect of the collision force, and ensure safety.

[0069] Furthermore, two hinge reinforcement plates 2 are arranged in the rear area of ​​the hood inner panel 1 and are respectively installed at the rear of the two side beams 13, that is, the hinge reinforcement plates 2 can strengthen the structural strength of the rear of the side beam 13, two lock reinforcement plates 3 are arranged in the front area of ​​the hood inner panel 1 and are respectively installed at the two end areas of the front cross beam 11, that is, the lock reinforcement plates 3 can strengthen the structural strength of the two end areas of the front cross beam 11, the support member 4 and / or the support portion 16 are arranged in the front area of ​​the hood inner panel 1 and are installed in the middle area of ​​the front cross beam 11, that is, the support member 4 and / or the support portion 16 can strengthen the structural strength of the middle area of ​​the front cross beam 11, thereby ensuring the overall structural strength of the hood inner panel 1 and ensuring the reliability of the hood inner panel 1.

[0070] In some embodiments, multiple side edges of the hinge reinforcement plate 2 in the circumferential direction are connected and supported to the side beams 13 , and a hollow reinforcement cavity 25 is formed between the hinge reinforcement plate 2 and the side beams 13 .

[0071] Specifically, the hood inner panel assembly 102 is provided with a hinge reinforcement plate 2, which is installed at the rear of the hood inner panel 1 and at the rear of the side beam 13, thereby strengthening the structural strength of the hood hinge 9 installation area, ensuring the installation reliability of the hood hinge 9, and ensuring the structural strength of the hood inner panel 1, and the hinge reinforcement plate 2 has multiple side edges in the circumferential direction that are connected and supported by the side beam 13, and the hinge reinforcement plate 2 is provided with multiple side edges in the circumferential direction, that is, the hinge reinforcement plate 2 can be provided with two, three or more side edges in the circumferential direction, and the multiple side edges are connected and supported by the side beam 13, which can ensure the reliability of the connection, and can ensure the connection stiffness at the connection, ensure the modal durability of the hood inner panel assembly 102, and as Figure 6 As shown, a hollow reinforcement cavity 25 is formed between the hinge reinforcement plate 2 and the side beam 13, which can increase the cross-sectional moment of inertia, thereby improving the structural bending-torsional stiffness at the hinge reinforcement plate 2, and improving the vibration modal frequency and structural fatigue durability of the hood inner panel assembly 102.

[0072] In some embodiments, the side beam 13 is formed with a first mounting surface 132 at an edge of a side connected to the rear cross beam 12, the side beam 13 is formed with a side covering surface 133 at an edge of a side away from the rear cross beam 12, and a rear end vertical surface 134 is formed at the rear of the side beam 13; wherein, the hinge reinforcement plate 2 is respectively connected to the rear cross beam 12, the first mounting surface 132, the rear end vertical surface 134 and the side covering surface 133, and together define a reinforcement cavity 25.

[0073] Specifically, if Figure 2As shown, the rear end of the side beam 13 is connected to the rear cross beam 12, and a first mounting surface 132 is formed at the connection between the side beam 13 and the rear cross beam 12. The first mounting surface 132 is set to be higher than the plane where the side beam 13 is located, and then a step surface is formed between the side beam 13 to improve the modal and overall stiffness of the hood inner panel 1, and a side covering surface 133 is set on the side of the side beam 13 away from the rear cross beam 12. The side covering surface 133 is extended vertically and extends toward the side of the hood inner panel 1 away from the hood outer panel 101. A rear end facade 134 is formed at the rear of the side beam 13. The rear end facade 134 is also set to extend vertically and extend toward the side of the hood inner panel 1 close to the hood outer panel 101, and the hinge reinforcement plate 2 is installed at the rear of the side beam 13.

[0074] And if Figure 5 As shown, the hinge reinforcement plate 2 is provided with a plurality of first welding portions 21 and a plurality of third mounting surfaces 24. The hinge reinforcement plate 2 can be respectively connected to the rear cross beam 12, the first mounting surface 132, the rear end vertical surface 134 and the side cladding surface 133 through the plurality of first welding portions 21 and the plurality of third mounting surfaces 24, thereby improving the connection reliability, ensuring the connection stiffness at the connection, and improving the modal durability of the hood inner panel assembly 102. A reinforcement cavity 25 can be jointly defined to enhance the structural bending and torsional stiffness at the hinge reinforcement plate 2, thereby improving the vibration modal frequency and structural fatigue durability of the hood inner panel assembly 102. The hinge reinforcement plate 2 is also provided with a first connecting hole 22 and a second leakage hole 23. The first connecting hole 22 can be used to penetrate a connecting piece, thereby further ensuring the connection reliability of the hinge reinforcement plate 2. The second leakage hole 23 allows the electrophoretic liquid to flow between the hood inner panel 1 and the hinge reinforcement plate 2, thereby improving the corrosion resistance.

[0075] In some embodiments, a connection slope is formed at the connection between the middle longitudinal beam 14 and the front cross beam 11 and at the connection between the middle longitudinal beam 14 and the rear cross beam 12. The connection slope and / or the rear end vertical surface 134 are constructed to include multiple steps that are bent and connected in sequence.

[0076] Specifically, a plurality of intermediate longitudinal beams 14 are arranged between the front cross beam 11 and the rear cross beam 12, and the plurality of intermediate longitudinal beams 14 are arranged between the two side beams 13 at intervals along the lateral direction, and the plurality of intermediate longitudinal beams 14 are extended along the front-to-back direction, that is, the front ends of the plurality of intermediate longitudinal beams 14 are connected to the front cross beam 11, and the rear ends of the plurality of intermediate longitudinal beams 14 are connected to the rear cross beam 12, and a connecting inclined surface is arranged at the connection between the plurality of intermediate longitudinal beams 14 and the front cross beam 11, and at the same time, a connecting inclined surface is also arranged at the connection between the plurality of intermediate longitudinal beams 14 and the rear cross beam 12, so that the plurality of intermediate longitudinal beams 14 are connected to the front cross beam 11. The plane where the longitudinal beam is located can protrude from the plane where the front cross beam 11 and the rear cross beam 12 are located, so that multiple intermediate longitudinal beams 14 can support the hood outer panel 101 together with the support members 4 and the support parts 16, thereby ensuring the reliability of supporting the hood outer panel 101, and multiple second glue grooves 144 are arranged on the intermediate longitudinal beams 14, and the second glue grooves 144 can accommodate glue, so that the intermediate longitudinal beams 14 can be connected to the hood outer panel 101 here, thereby improving the press touch perception stiffness of the middle area of ​​the hood outer panel 101 and improving the user comfort.

[0077] Further, the connecting slope and / or the rear end elevation 134 are constructed to include a plurality of steps connected in sequence by bending, that is, only the connecting slope is constructed to include a plurality of steps connected in sequence by bending, or only the rear end elevation 134 is constructed to include a plurality of steps connected in sequence by bending, or both the connecting slope and the rear end elevation 134 are constructed to include a plurality of steps connected in sequence by bending. In this embodiment, Figure 3-Figure 4 As shown, the connecting slope and the rear end vertical surface 134 are both constructed to include a plurality of steps connected by bending in sequence, so that when a collision occurs at the front end of the vehicle, when the force is transmitted to the connecting slope and the rear end vertical surface 134, the bent connected steps can collapse and deform, thereby reducing the pedestrian head collision injury value and improving pedestrian protection safety.

[0078] In some embodiments, a first weight-reducing hole 141 is formed between two adjacent intermediate longitudinal beams 14 and / or between the side beam 13 and an adjacent intermediate longitudinal beam 14; and / or, the end of each intermediate longitudinal beam 14 is connected to the front cross beam 11 and / or the rear cross beam 12 via an inclined plate 15, and a second weight-reducing hole 142 is formed between two adjacent inclined plates 15; and / or, the side beam 13 is provided with at least two third weight-reducing holes 135 spaced apart in the longitudinal direction; and / or, the intermediate longitudinal beam 14 is provided with a middle opening 143.

[0079] Specifically, Figure 2As shown, a first weight-reducing hole 141 is formed between two adjacent intermediate longitudinal beams 14 and / or between the side beam 13 and the adjacent intermediate longitudinal beam 14. That is, the first weight-reducing hole 141 may be formed between two adjacent intermediate longitudinal beams 14, or between the side beam 13 and the adjacent intermediate longitudinal beam 14, or between two adjacent intermediate longitudinal beams 14 and between the side beam 13 and the adjacent intermediate longitudinal beam 14. In the present embodiment, the first weight-reducing hole 141 is formed between two adjacent intermediate longitudinal beams 14 and between the side beam 13 and the adjacent intermediate longitudinal beam 14, thereby reducing the overall mass of the hood inner panel 1, improving the lightweight of the vehicle, weakening the hood inner panel 1, and improving the safety of pedestrian protection.

[0080] The end of each intermediate longitudinal beam 14 is connected to the front cross beam 11 and / or the rear cross beam 12 through the inclined plate 15, that is, only the end of each intermediate longitudinal beam 14 is connected to the front cross beam 11 through the inclined plate 15, or only the end of each intermediate longitudinal beam 14 is connected to the rear cross beam 12 through the inclined plate 15, or the end of each intermediate longitudinal beam 14 is connected to the front cross beam 11 and the rear cross beam 12 through the inclined plate 15 at the same time. In this embodiment, Figure 2 As shown, the end of each middle longitudinal beam 14 is connected to the front cross beam 11 and the rear cross beam 12 through the inclined plate 15, and a second weight reduction hole 142 is formed between two adjacent inclined plates 15. At the same time, the side beam 13 is provided with at least two third weight reduction holes 135 spaced apart in the longitudinal direction, that is, two, three, etc. third weight reduction holes 135 spaced apart in the longitudinal direction can be set on the side beam 13, and a middle opening 143 can also be provided on the middle longitudinal beam 14, and the middle opening 143 can be set to a plurality, so that the overall mass of the hood inner panel 1 is reduced through the second weight reduction holes 142, the third weight reduction holes 135 and the middle opening 143, thereby improving the lightweight of the vehicle, and weakening the hood inner panel 1 to improve the safety of pedestrian protection.

[0081] In some embodiments, the front cross beam 11 has an installation area 111, which is located on the rear side of the support portion 16, and the support member 4 is installed above the installation area 111, and a first weakened hole 112 is provided at the lateral end of the installation area 111; and / or, the support portion 16 includes a plurality of sub-support protrusions 161 constructed in an arch shape, and the front cross beam 11 has a second weakened hole 163 formed between two adjacent sub-support protrusions 161.

[0082] Specifically, Figure 2As shown, the hood inner panel 1 is provided with a front cross beam 11, which is provided in the front area of ​​the hood inner panel 1 and extends in the transverse direction, the support member 4 and the support portion 16 are provided in the middle area of ​​the front cross beam 11, and the support portion 16 is located at the front part of the middle area of ​​the front cross beam 11, and the front cross beam 11 is further provided with a mounting area 111, and the mounting area 111 is provided at the rear side of the support portion 16, and the support member 4 can be installed above the mounting area 111, that is, the support member 4 is located behind the support portion 16, that is, the support member 4 is located The support portion 16 and the support member 4 are arranged in the middle area of ​​the front cross beam 11 and are arranged in sequence along the front-to-back direction, so that the support portion 16 and the support member 4 can jointly support the hood outer panel 101 to ensure the support reliability, and the installation area 111 is provided with a first weakening hole 112 and a plurality of first leakage holes 113 at the lateral end. The first weakening hole 112 can weaken the hood inner panel 1 to improve the pedestrian protection safety, and the plurality of first leakage holes 113 can facilitate the circulation of electrophoretic liquid to improve the corrosion resistance of the hood inner panel 1.

[0083] The support portion 16 is provided with a plurality of sub-support protrusions 161 with an arched structure. The plurality of sub-support protrusions 161 are distributed in the transverse direction and are all protruded upward, so as to jointly provide supporting force to the hood outer panel 101. The front cross beam 11 is formed with a second weakened hole 163 between two adjacent sub-support protrusions 161. The sub-support protrusions 161 are provided in plurality, and the second weakened hole 163 is formed between two adjacent sub-support protrusions 161, that is, the second weakened hole 163 can be provided in plurality, and the plurality of second weakened holes 163 are extended in the front and rear directions, so that the support portion 16 is a non-continuous support, so as to reduce the pedestrian head impact injury value, so as to improve the pedestrian protection safety.

[0084] In some embodiments, the arched top of the sub-support protrusion 161 is formed with a first glue coating groove 162, such as Figure 2 As shown, a support portion 16 is provided in the middle area of ​​the front cross beam 11, and the support portion 16 is protruding upward, thereby providing support for the hood outer panel 101, and the support portion 16 is provided with a plurality of sub-support protrusions 161 distributed in the transverse direction, and the tops of the plurality of sub-support protrusions 161 are all formed with arched surfaces, and a first glue coating groove 162 is formed at the arched tops of the plurality of sub-support protrusions 161, and the first glue coating groove 162 is arranged to extend in the transverse direction and be recessed downward, thereby allowing the first glue coating groove 162 to accommodate glue, so that the support portion 16 can be connected to the hood outer panel 101 at this point, thereby improving the touch perception stiffness of the front end of the hood outer panel 101 when pressed, and improving the user comfort.

[0085] In some embodiments, the support member 4 includes a front plate body 41, a rear plate body 44 and a plurality of intermediate plates 46. The front plate body 41 and the rear plate body 44 are spaced apart and distributed along the front-to-back direction. The plurality of intermediate plates 46 are spaced apart and connected between the front plate body 41 and the rear plate body 44. The front plate body 41 and the rear plate body 44 are both provided with a downwardly bent connection portion, which is used to be connected to the hood inner panel 1 and to space the front plate body 41, the rear plate body 44 and the intermediate plate body 46 from the hood inner panel 1 to form a buffer space.

[0086] Specifically, if Figure 2 As shown, the support member 4 and the support portion 16 are arranged in the middle area of ​​the front cross beam 11, and the front cross beam 11 is provided with an installation area 111, and the installation area 111 is arranged on the rear side of the support portion 16, the support member 4 can be installed above the installation area 111, and the support member 4 is provided with a front plate body 41, a rear plate body 44 and a plurality of intermediate plates 46, the front plate body 41 is arranged on the front side of the support member 4, and the rear plate body 44 is arranged on the rear side of the support member 4, that is, the rear plate body 44 is arranged on the rear side of the front plate body 41, the front plate body 41 and the rear plate body 44 are both extended in the transverse direction, and a plurality of intermediate plates 46 are arranged between the front plate body 41 and the rear plate body 44, and the plurality of intermediate plates 46 are all extended in the front-to-back direction, that is, the front end of the intermediate plate body 46 is connected to the front plate body 41, and the rear end of the intermediate plate body 46 is connected to the rear plate body 44.

[0087] The front edge of the front plate 41 is provided with a connection portion bent downward, and the rear edge of the rear plate 44 is also provided with a connection portion bent downward. The support member 4 can be welded to the installation area 111 through the connection portion, so that the support member 4 can support the cover outer panel 101 to ensure the support reliability. Figure 8 As shown, the front plate 41, the rear plate 44 and the middle plate 46 can be provided with a third glue groove 47, and the third glue groove 47 can accommodate glue, so that the support member 4 can be connected to the cover outer plate 101 at this point, thereby improving the front end of the cover outer plate 101 to improve the touch perception stiffness, and improve the user's comfort. Figure 8 As shown, the front side edge of the front plate body 41 is constructed in a wavy shape, the connecting parts provided on the front plate body 41 are all located in the wavy depressions, and the third glue coating grooves 47 at the front plate body 41 are staggered along the wavy edge, which can improve the uniformity of support for the hood outer panel 101.

[0088] Among them, after the support member 4 is connected to the hood inner panel 1 through the connecting part, the front plate body 41, the rear plate body 44, and the middle plate body 46 of the support member 4 can be separated from the hood inner panel 1, thereby forming a buffer space between the support member 4 and the hood inner panel 1. When the hood outer panel 101 is subjected to a force, the force can be transmitted to the support member 4, and the support member 4 can weaken the force through the buffer space, thereby reducing the force transmitted to the hood inner panel 1, thereby ensuring the reliability of the hood inner panel 1.

[0089] In some embodiments, the front plate body 41 is provided with two side connection parts 42 and multiple front connection parts 43, the multiple front connection parts 43 are distributed between the two side connection parts 42 in a laterally spaced manner, the angle between the front connection part 43 and the front plate body 41 is 105°~125°, and the angle between the side connection part 42 and the front plate body 41 is 100°~105°; and / or, the rear plate body 44 is provided with multiple rear connection parts 45 distributed in a laterally spaced manner, and the angle between the rear connection part 45 and the rear plate body 44 is 130°~140°.

[0090] Specifically, a connection portion bent downward is provided at the front edge of the front plate body 41, and the connection portion includes a side connection portion 42 and a front connection portion 43. Two side connection portions 42 are provided, and the two side connection portions 42 are spaced apart and arranged at both ends of the front edge of the front plate body 41, and a plurality of front connection portions 43 are provided, that is, the front connection portions 43 can be provided in two, three, etc. In this embodiment, as Figure 8 As shown, two front connecting parts 43 are provided, and the two front connecting parts 43 are arranged between the two side connecting parts 42 at intervals in the lateral direction, and as shown in FIG. Fig. 9 As shown, the angle a1 between the front connecting portion 43 and the front plate body 41 is set to 105° to 125°, that is, the angle a1 between the front connecting portion 43 and the front plate body 41 can be set to 105°, 115° or 125°, etc. Fig.10 As shown, the angle a2 between the side connection part 42 and the front plate body 41 is set to 100°~105°, that is, the angle a2 between the side connection part 42 and the front plate body 41 can be set to 100°, 102° or 105°, etc., so that when a collision occurs at the front end of the vehicle, when the force is transmitted to the support member 4, the side connection part 42 and the front connection part 43 can be crushed and deformed, thereby reducing the pedestrian head collision injury value to improve the pedestrian protection safety.

[0091] Furthermore, a connection portion bent downward is also provided at the rear edge of the rear plate 44, and the connection portion is provided as a rear connection portion 45. The rear connection portion 45 is provided in plurality, that is, the rear connection portion 45 can be provided in two, three, etc. In this embodiment, Figure 8 As shown, three rear connecting parts 45 are provided, and the three rear connecting parts 45 are arranged at intervals at the rear edge of the rear plate body 44, and as shown in FIG. Fig.11 As shown, the angle a3 between the rear connecting portion 45 and the rear plate body 44 is set to 130°~140°, that is, the angle a3 between the rear connecting portion 45 and the rear plate body 44 can be set to 130°, 135° or 140°, etc., so that when a collision occurs at the front end of the vehicle, when the force is transmitted to the support member 4, the side connecting portion 42 and the front connecting portion 43 can be crushed and deformed, thereby reducing the pedestrian head collision injury value to improve pedestrian protection safety.

[0092] In some embodiments, a second mounting surface 114 is formed at the connection between the front cross beam 11 and the side beam 13, the lock reinforcement plate 3 is connected to the second mounting surface 114, the lock reinforcement plate 3 is formed with multiple connecting surfaces 31, and at least one of the multiple connecting surfaces 31 is set to be higher than the other connecting surfaces 31; and / or, an annular reinforcing flange 34 is formed at the edge of the lock reinforcement plate 3.

[0093] Specifically, if Figure 2 As shown, the front cross beam 11 is arranged in the front area of ​​the hood inner panel 1, and both ends of the front cross beam 11 are connected to the side beams 13, and a second mounting surface 114 is arranged at the connection between the front cross beam 11 and the side beam 13, and the second mounting surface 114 is used to install the inner panel lock, and the second mounting surface 114 is arranged to be lower than the plane where the front cross beam 11 and the side beam 13 are located, thereby improving the stiffness of the inner panel lock installation and ensuring the installation reliability, and the lock reinforcement plate 3 is installed at the second mounting surface 114, thereby improving the structural strength of the second mounting surface 114.

[0094] Furthermore, if Fig.12 As shown, the lock reinforcement plate 3 is formed with a plurality of connection surfaces 31, and the plurality of connection surfaces 31 are spaced apart and distributed on the lock reinforcement plate 3, and at least one of the plurality of connection surfaces 31 is set to be higher than the other connection surfaces 31, that is, one, two or the like connection surfaces 31 are set to be higher than the other connection surfaces 31, wherein the connection surface 31 with a higher height is set as a second welding portion 35, so that the lock reinforcement plate 3 can be connected to the second mounting surface 114 by welding or the like, and the remaining connection surfaces 31 are provided with second connection holes 32, so that the lock reinforcement plate 3 can be connected to the second mounting surface 114 by a connector or the like, thereby ensuring the connection reliability, and the lock reinforcement plate 3 is also provided with a plurality of third leakage holes 33, which can facilitate the circulation of the electrophoretic liquid and improve the corrosion resistance of the hood inner plate 1.

[0095] And if Fig.12 As shown, a reinforcing flange 34 is formed at the edge of the lock reinforcement plate 3, and the reinforcing flange 34 is arranged in a ring shape, that is, the lock reinforcement plate 3 is arranged around the reinforcing flange 34, and the reinforcing flange 34 is extended obliquely upward, thereby improving the structural strength of the lock reinforcement plate 3 and ensuring the reliability of the lock reinforcement plate 3.

[0096] In some embodiments, the hood inner panel assembly 102 also includes a first buffer block 5 and a second buffer block 6, which are respectively installed on the hood inner panel 1 through a buffer bracket 7, a first buffer block 5 is provided at the rear end of the side beam 13, and a second buffer block 6 is provided at the end of the front cross beam 11.

[0097] Specifically, if Fig.15As shown, the hood inner panel 1 is also provided with a first buffer block 5 and a second buffer block 6. The rear end of the side beam 13 is provided with a buffer block mounting surface 8. The first buffer block 5 is arranged on the buffer block mounting surface 8 at the rear end of the side beam 13 and is located at the rear side of the hood hinge 9. This can prevent the hood inner panel 1 from being closed or the vehicle is driving. The rear end of the sharp corner of the hood inner panel 1 has low rigidity, resulting in a large supporting vibration amplitude, and then causing interference and collision between the hood inner panel 1 and the matching parts on the vehicle body side. The stability of the hood inner panel 1 is ensured. The first buffer block 5 can be installed at the rear of the hood inner panel 1 through the buffer bracket 7. Fig.13 As shown, the buffer bracket 7 is configured as two parts, and the two parts of the buffer bracket 7 can be connected by welding, and then connected to the hood inner panel 1, a buffer block mounting surface 8 is also provided at the end of the front cross beam 11, the second buffer block 6 is arranged on the buffer block mounting surface 8 at the end of the front cross beam 11, and a buffer block mounting surface 8 is also provided in the middle of the side beam 13, the buffer block mounting surface 8 in the middle of the side beam 13 can be used to install the third buffer block, the second buffer block 6 and the third buffer block can jointly provide support for the hood inner panel 1 to ensure the installation reliability of the hood inner panel 1.

[0098] In some embodiments, the hinge reinforcement plate 2 has a plurality of bending sections that are bent and connected in sequence along the transverse direction; wherein the plurality of bending sections are distributed in a "J" shape and / or in a "U" shape. This shape design can greatly improve the bending and torsional rigidity of the cavity, thereby improving the hood modality and durability.

[0099] Specifically, if Figure 2 As shown, a first mounting surface 132 is formed at the connection between the side beam 13 and the rear cross beam 12, and a side covering surface 133 is provided on the side of the side beam 13 away from the rear cross beam 12, and a rear end vertical surface 134 is formed at the rear of the side beam 13, and the hinge reinforcement plate 2 is installed at the rear of the side beam 13, and the hinge reinforcement plate 2 is respectively connected to the rear cross beam 12, the first mounting surface 132, the rear end vertical surface 134 and the side covering surface 133, thereby improving the connection reliability and ensuring the connection stiffness of the connection, and the hinge reinforcement plate 2 along the transverse cross section is as shown in FIG. Figure 7 As shown, there are multiple bending sections that are bent in sequence along the transverse direction and are connected, and the multiple bending sections are distributed in a "J" shape and / or a "U" shape, that is, the multiple bending sections can be distributed only in a "J" shape, or only in a "U" shape, or in both a "J" shape and a "U" shape. In the present embodiment, the multiple bending sections can be distributed in both a "J" shape and a "U" shape, thereby increasing the bending and torsional stiffness of the reinforcement cavity 25, thereby increasing the modal of the hood inner panel 1, and ensuring the durability of the hood inner panel 1.

[0100] The utility model also provides a cover assembly 100 .

[0101] According to the embodiment of the utility model, the hood assembly 100 includes a hood outer panel 101 and a hood inner panel assembly 102 of any one of the above items, the hood outer panel 101 is connected to the top of the hood inner panel 1 and defines a hood inner cavity together with the hood inner panel 1, the hinge reinforcement plate 2, the lock reinforcement plate 3 and the support member 4 are located in the hood inner cavity, and the support member 4 and the support portion 16 are respectively supported on the lower surface of the hood outer panel 101.

[0102] Specifically, if Figure 14-15 As shown, the hood assembly 100 is arranged at the front side of the vehicle and is located above the engine. The hood assembly 100 can improve the structural strength of the front side of the vehicle and ensure the operating stability of the engine and other components. The hood assembly 100 is provided with a hood outer panel 101 and a hood inner panel assembly 102. The hood outer panel 101 is arranged above the hood inner panel assembly 102 and is connected to the hood inner panel 1, so that the hood outer panel 101 and the hood inner panel 1 can jointly define the hood inner cavity, the hinge reinforcement plate 2, the lock reinforcement The plate 3 and the support member 4 are located in the inner cavity of the hood, which can improve the structural strength of the hood inner panel 1, and further improve the overall structural strength of the hood assembly 100, and the support member 4 and the support portion 16 are respectively supported on the lower surface of the hood outer panel 101, that is, when the hood outer panel 101 is installed above the hood inner panel 1, the support member 4 and the support portion 16 can respectively provide upward supporting force to the hood outer panel 101, thereby improving the rigidity of the front area of ​​the hood assembly 100 and ensuring the overall reliability of the hood assembly 100.

[0103] According to the hood assembly 100 of the embodiment of the utility model, a hood inner panel assembly 102 is provided, and the hood inner panel assembly 102 is provided with a hinge reinforcement plate 2 and a lock reinforcement plate 3 on the hood inner panel 1, and a deformation guide groove 131 is formed between the lock reinforcement plate 3 and the hinge reinforcement plate 2, thereby improving the structural strength of the hood inner panel 1 and the pedestrian protection safety at the same time, and a support member 4 and a support portion 16 are also provided, which can reduce the vibration of the hood inner panel 1 and the hood outer panel 101, improve the vehicle NVH performance, perceived stiffness and user experience, and have a better use effect and a wider range of applications.

[0104] The utility model also provides a vehicle.

[0105] The vehicle according to the embodiment of the present utility model includes the hood assembly 100 mentioned above.

[0106] According to the vehicle of the embodiment of the utility model, there is provided a hood assembly 100 including a hood inner panel assembly 102. The hood inner panel assembly 102 is provided with a hinge reinforcement plate 2 and a lock reinforcement plate 3 on the hood inner panel 1, and a deformation guide groove 131 is formed between the lock reinforcement plate 3 and the hinge reinforcement plate 2, thereby improving the structural strength of the hood inner panel 1 and the pedestrian protection safety. A support member 4 and a support portion 16 are also provided, which can reduce the vibration of the hood inner panel 1 and the hood outer panel 101, improve the vehicle NVH performance, perceived stiffness and user experience, and have a better use effect and a wider range of applications.

[0107] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0108] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A hood inner panel assembly, characterized in that: include: Hood inner panel; Two hinge reinforcement plates and two lock reinforcement plates, the two hinge reinforcement plates are respectively installed at the lateral two side areas of the rear part of the hood inner plate, the two lock reinforcement plates are respectively installed at the lateral two side areas of the front part of the hood inner plate, and the hood inner plate is formed with a deformation guide groove between the lock reinforcement plate and the hinge reinforcement plate corresponding to the rear part; Among them, the hood inner panel is also provided with a support member and a support portion in the front area, the support member is connected to the upper surface of the hood inner panel and is at least partially spaced apart from the hood inner panel to form a buffer space, the support portion is formed to protrude upward on the upper side surface of the hood inner panel, the support portion and the support member are spaced apart and distributed in the front-to-back direction and are both used to support the hood outer panel.

2. The hood inner panel assembly according to claim 1, characterized in that: The hood inner panel comprises a front cross beam, a rear cross beam and two side beams, the front cross beam is located at the front side of the rear cross beam and is spaced apart from the rear cross beam, the two side beams are spaced apart in the transverse direction and are respectively connected between the end of the front cross beam and the end of the rear cross beam, and a plurality of intermediate longitudinal beams spaced apart in the transverse direction are connected between the front cross beam and the rear cross beam; Among them, the two hinge reinforcement plates are respectively installed at the rear parts of the two side beams, the two lock reinforcement plates are respectively installed at the two end areas of the front cross beam, and the support member and / or the support part are located in the middle area of ​​the front cross beam.

3. The hood inner panel assembly according to claim 2, characterized in that: Multiple side edges of the hinge reinforcement plate in the circumferential direction are connected and supported with the side beams, and a hollow reinforcement cavity is formed between the hinge reinforcement plate and the side beams.

4. The hood inner panel assembly according to claim 3, characterized in that: The side beam is formed with a first mounting surface at an edge of one side connected to the rear cross beam, the side beam is formed with a side covering surface at an edge of one side away from the rear cross beam, and the rear portion of the side beam is formed with a rear end vertical surface; Wherein, the hinge reinforcement plate is respectively connected to the rear cross beam, the first mounting surface, the rear end vertical surface and the side cladding surface, and together defines the reinforcement cavity.

5. The hood inner panel assembly according to claim 4, characterized in that: A connecting slope is formed at the connection between the middle longitudinal beam and the front cross beam, and at the connection between the middle longitudinal beam and the rear cross beam. The connecting slope and / or the rear end vertical surface are constructed to include a plurality of steps that are bent and connected in sequence.

6. The hood inner panel assembly according to claim 2, characterized in that: A first weight-reducing hole is formed between two adjacent middle longitudinal beams and / or between the side beam and the adjacent middle longitudinal beam; And / or, the end of each of the intermediate longitudinal beams is connected to the front cross beam and / or the rear cross beam via an inclined plate, and a second weight-reducing hole is formed between two adjacent inclined plates; And / or, the side beam is provided with at least two third weight-reducing holes spaced apart in the longitudinal direction; And / or, the middle longitudinal beam is provided with a middle opening.

7. The hood inner panel assembly according to claim 2, characterized in that: The front cross beam has a mounting area, the mounting area is located at the rear side of the support portion, and the support member is mounted above the mounting area, and a first weakened hole is provided at an end of the mounting area in a lateral direction; And / or, the support portion includes a plurality of sub-support protrusions configured as arches, and the front cross beam is formed with a second weakened hole between two adjacent sub-support protrusions.

8. The hood inner panel assembly according to claim 7, characterized in that: The arched top of the sub-support protrusion is formed with a first glue coating groove.

9. The hood inner panel assembly according to claim 2, characterized in that: The support member includes a front plate, a rear plate and a plurality of intermediate plates, the front plate and the rear plate are spaced apart and distributed along the front-to-back direction, a plurality of intermediate plates are spaced apart and connected between the front plate and the rear plate, the front plate and the rear plate are both provided with a downwardly bent connecting portion, the connecting portion is used to be connected to the hood inner plate and the front plate, the rear plate and the intermediate plates are spaced apart from the hood inner plate to form the buffer space.

10. The hood inner panel assembly according to claim 9, characterized in that: The front plate body is provided with two side connecting parts and a plurality of front connecting parts, the plurality of front connecting parts are spaced apart and distributed between the two side connecting parts in the transverse direction, the angle between the front connecting part and the front plate body is 105° to 125°, and the angle between the side connecting part and the front plate body is 100° to 105°; And / or, the rear plate body is provided with a plurality of rear connecting parts spaced apart and distributed in a transverse direction, and an angle between the rear connecting parts and the rear plate body is 130° to 140°.

11. The hood inner panel assembly according to claim 2, characterized in that: A second mounting surface is formed at the connection between the front cross beam and the side beam, the lock reinforcement plate is connected to the second mounting surface, the lock reinforcement plate is formed with a plurality of connection surfaces, and at least one of the plurality of connection surfaces is arranged to be higher than the other connection surfaces; And / or, an annular reinforcement flange is formed at the edge of the lock reinforcement plate.

12. The hood inner panel assembly according to claim 2, characterized in that: It also includes a first buffer block and a second buffer block, which are respectively installed on the inner panel of the hood through a buffer bracket, the first buffer block is provided at the rear end of the side beam, and the second buffer block is provided at the end of the front cross beam.

13. The hood inner panel assembly according to claim 1, characterized in that: The hinge reinforcement plate has a plurality of bending sections which are bent and connected in sequence along the transverse direction; Among them, the multiple bending sections are distributed in a "J" shape and / or in a "U" shape.

14. A hood assembly, characterized in that: It includes a hood outer panel and a hood inner panel assembly according to any one of claims 1 to 13, wherein the hood outer panel is connected to the top of the hood inner panel and defines a hood inner cavity together with the hood inner panel, the hinge reinforcement plate, the lock reinforcement plate and the support member are located in the hood inner cavity, and the support member and the support part are respectively supported on the lower surface of the hood outer panel.

15. A vehicle, characterized in that: Including the hood assembly as described in claim 14.

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