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CN-122009336-A - Machine cover and carrier

CN122009336ACN 122009336 ACN122009336 ACN 122009336ACN-122009336-A

Abstract

The application relates to the technical field of carriers and discloses a machine cover and a carrier, wherein the machine cover comprises an inner plate, an outer plate and a frame which are made of carbon fiber materials, the frame is positioned between the inner plate and the outer plate, the inner plate comprises an inner plate body, a connecting surface is arranged on the surface of the inner plate body facing the frame, the frame is provided with a first end surface and a second end surface which are opposite, and a side surface connected between the first end surface and the second end surface, the first end surface faces the connecting surface and is connected with the connecting surface, and the second end surface faces the outer plate and is connected with the outer plate. The inner plate, the outer plate and the frame of the cover are all made of carbon fiber materials, so that the whole cover has the advantages of light weight and flexible modeling. And through setting up the frame between inner panel and planking, when planking molding changed, under the effect of frame, need not redesign inner panel shape when planking molding changed to can show the whole manufacturing cost of reduction cover, shorten the cover development cycle.

Inventors

  • MA SHANG
  • ZHAO SHULI
  • YAO ZAIQI
  • MA KAI
  • TANG LI
  • ZHOU DAYONG
  • LI SHUMING

Assignees

  • 浙江吉利控股集团有限公司
  • 吉利汽车研究院（宁波）有限公司

Dates

Publication Date
20260512
Application Date
20260413

Claims (13)

  1. 1. A machine cover, which is characterized in that, characterized by comprising the following steps: An inner plate (1), an outer plate (2) and a frame (3) which are all made of carbon fiber materials, wherein the frame (3) is positioned between the inner plate (1) and the outer plate (2); The inner plate (1) comprises an inner plate body (101), and a connecting surface (1011) is arranged on the surface of the inner plate body (101) facing the frame (3); The frame (3) has a first end face (301) and a second end face (302) which are opposite to each other, and a side face (303) connected between the first end face (301) and the second end face (302), the first end face (301) facing the connection face (1011) and being connected to the connection face (1011), and the second end face (302) facing the outer panel (2) and being connected to the outer panel (2).
  2. 2. The cover according to claim 1, wherein the connection face (1011) is circumferentially arranged along the periphery of the inner plate body (101), and the rim (3) is an annular rim adapted to the shape of the connection face (1011).
  3. 3. The cover according to claim 1, characterized in that the inner plate body (101) is provided with a receiving cavity (1012) on a surface facing the outer plate (2), the inner plate (1) further comprising a stiffener (102) provided in the receiving cavity (1012); the surface of the reinforcing rib (102) facing the outer plate (2) is provided with a supporting rib (103), and the surface of the supporting rib (103) facing the outer plate (2) is connected with the outer plate (2).
  4. 4. A cover according to claim 3, wherein the inner plate body (101) has opposite first (1010) and second (1020) sides along a first direction (Y), the second side (1020) of the inner plate body (101) being for mounting a hinge assembly (5); The reinforcing rib (102) comprises a pair of first reinforcing ribs (1021) which are arranged at an included angle, the vertex of the included angle formed by the pair of first reinforcing ribs (1021) faces the second side (1020) of the inner plate body (101), and the positions, close to the middle, of the pair of first reinforcing ribs (1021) are connected through connecting ribs (1029).
  5. 5. The cover according to claim 4, wherein a pair of first reinforcing ribs (1021) are provided with a second reinforcing rib (1022), a third reinforcing rib (1023) and a fourth reinforcing rib (1024) on the sides far away from each other along the second direction (X), and one end of the second reinforcing rib (1022) is connected to the vertex; The first reinforcing ribs (1021), the second reinforcing ribs (1022), the third reinforcing ribs (1023) and the fourth reinforcing ribs (1024) are sequentially connected end to form an annular structure.
  6. 6. The cover according to claim 5, wherein a fifth reinforcing rib (1025) and a sixth reinforcing rib (1026) are further disposed between the second reinforcing rib (1022) and the fourth reinforcing rib (1024), the fifth reinforcing rib (1025) and the sixth reinforcing rib (1026) are disposed at intervals along the direction from the first side (1010) to the second side (1020) of the inner panel body (101) and extend along the second direction (X), and both ends of the fifth reinforcing rib (1025) and the sixth reinforcing rib (1026) are respectively connected with the first reinforcing rib (1021) and the third reinforcing rib (1023).
  7. 7. The cover according to claim 6, wherein an included angle between the pair of first reinforcing ribs (1021) is α, and is 15 ° - α -25 °; And/or the spacing between the fourth reinforcement (1024) and the fifth reinforcement (1025) in the first direction (Y) is L1, the spacing between the fifth reinforcement (1025) and the sixth reinforcement (1026) in the first direction (Y) is L2, the maximum spacing between the sixth reinforcement (1026) and the second reinforcement (1022) in the first direction (Y) is L3, and l1=0.8 is satisfied L2~1.2 L2=1.8 L3~2.2 L3。
  8. 8. The cover according to claim 6, characterized in that a seventh stiffener (1027) is provided between the fifth stiffener (1025) and the sixth stiffener (1026), the seventh stiffener (1027) extending along the first direction (Y) and being connected at both ends to the fifth stiffener (1025) and the sixth stiffener (1026), respectively; Wherein a maximum distance between the seventh stiffener (1027) and the first stiffener (1021) in the second direction (X) is L4, a maximum distance between the seventh stiffener (1027) and the third stiffener (1023) in the second direction (X) is L5, and l4=0.8 L5~1.2 L5。
  9. 9. The cover according to claim 6, wherein a vent (104) is provided on the inner panel body (101), the vent (104) being located between the second stiffener (1022) and the sixth stiffener (1026); And/or, a first lightening hole (105) is arranged on the inner plate body (101), and the first lightening hole (105) is positioned between the fifth reinforcing rib (1025) and the sixth reinforcing rib (1026); and/or, a second lightening hole (106) is arranged on the inner plate body (101), and the second lightening hole (106) is positioned between the fourth reinforcing rib (1024) and the fifth reinforcing rib (1025).
  10. 10. The cover according to claim 5, wherein a hinge reinforcing plate (4) is provided on the inner plate body (101), a plurality of mounting holes (6) arranged in an array are provided on the hinge reinforcing plate (4), and the hinge assembly (5) can be connected with the hinge reinforcing plate (4) through different mounting holes (6).
  11. 11. The cover according to claim 10, wherein a first interface (107) is provided on the inner plate body (101), the first interface (107) being used for mounting a locking piece (7); the inner plate body (101) is further provided with a second interface (108), the second interface (108) is used for installing a buffer piece (8), and the surface, away from the inner plate body (101), of the buffer piece (8) is connected with the outer plate (2).
  12. 12. The cover according to claim 11, wherein the inner panel body (101) includes an energy absorbing region (110), a bearing region (120) and a mounting region (130), the energy absorbing region (110) is located at a side of the fourth stiffener (1024) facing the first side (1010) of the inner panel body (101), the bearing region (120) is disposed corresponding to a region formed by enclosing the second stiffener (1022), the third stiffener (1023) and the fourth stiffener (1024), and the mounting region (130) is disposed corresponding to the first interface (107), the second interface (108) and the hinge stiffener (4); Wherein the layering angle of the layering of the energy absorption area (110) is 0 degree or 90 degrees, and the single-sided layering density of the layering of the energy absorption area (110) is 150g/m 2 ～200g/m 2 ; And/or the layering angle of the layering of the bearing area (120) is +/-45 degrees, and the single-sided layering density of the layering of the bearing area (120) is 300g/m 2 ～400g/m 2 ; And/or an embedded part is arranged in the layer of the installation area (130).
  13. 13. A carrier for a vehicle, which comprises a carrier body, characterized by comprising the following steps: A carrier body; The cover according to any one of claims 1-12, said inner plate (1) being connected to said carrier body.

Description

Machine cover and carrier Technical Field The application relates to the technical field of carriers, in particular to a machine cover and a carrier. Background The cover of the automobile is composed of an inner plate and an outer plate, and carbon fiber materials have been widely used in the production of the inner plate and the outer plate because of their advantages of easy molding, light weight and relatively low production cost. In the related art, the inner plate and the outer plate are generally assembled after being separately prepared, and when the shape of the outer plate is changed, the shape of the inner plate needs to be redesigned, so that the overall production cost of the cover is increased. Disclosure of Invention The application provides a cover and a carrier, which are used for solving or improving the problem that the structural performance of the cover is affected when the cover adopts a modularized design. The application provides a machine cover, which comprises an inner plate, an outer plate and a frame, wherein the inner plate, the outer plate and the frame are all made of carbon fiber materials, the frame is located between the inner plate and the outer plate, the inner plate comprises an inner plate body, a connecting surface is arranged on the surface of the inner plate body facing the frame, the frame is provided with a first end surface and a second end surface which are opposite, and a side surface connected between the first end surface and the second end surface, the first end surface faces the connecting surface and is connected with the connecting surface, and the second end surface faces the outer plate and is connected with the outer plate. The machine cover has the beneficial effects that the inner plate, the outer plate and the frame of the machine cover are all made of carbon fiber materials, so that the whole machine cover has the advantages of light weight and flexible modeling. And, through setting up the frame between inner panel and planking, and the inner panel is connected through the first terminal surface of junction surface with the frame, the planking is connected with the second terminal surface of frame, can realize the connection and the transition of inner panel and planking through the frame, when planking molding changes, can remain the shape and the size of the first terminal surface of frame, only need adjust the shape and the size of the second terminal surface and the side of frame, can adapt to planking molding, like this under the effect of frame, need not redesign inner panel shape when planking molding changes, thereby can show the whole manufacturing cost that reduces the cover, shorten the cover development cycle. In an alternative embodiment, the connection surface is disposed around the periphery of the inner plate body, and the border is an annular frame with a shape adapted to the connection surface. In an alternative embodiment, the surface of the inner plate body facing the outer plate is provided with a containing cavity, the inner plate further comprises a reinforcing rib arranged in the containing cavity, the surface of the reinforcing rib facing the outer plate is provided with a supporting rib, and the surface of the supporting rib facing the outer plate is connected with the outer plate. In an alternative embodiment, the inner plate body is provided with a first side and a second side which are opposite along a first direction, the second side of the inner plate body is used for installing a hinge assembly, the reinforcing ribs comprise a pair of first reinforcing ribs which are arranged in an included angle, the vertex of the included angle formed by the pair of first reinforcing ribs faces the second side of the inner plate body, and the positions, close to the middle, of the pair of first reinforcing ribs are connected through connecting ribs. In an alternative embodiment, a second reinforcing rib, a third reinforcing rib and a fourth reinforcing rib are arranged on one sides, far away from each other, of the first reinforcing ribs along the second direction, one end of the second reinforcing rib is connected with the vertex, and the first reinforcing rib, the second reinforcing rib, the third reinforcing rib and the fourth reinforcing rib are sequentially connected end to form an annular structure. In an optional embodiment, a fifth reinforcing rib and a sixth reinforcing rib are further disposed between the second reinforcing rib and the fourth reinforcing rib, the fifth reinforcing rib and the sixth reinforcing rib are disposed at intervals along the direction from the first side to the second side of the inner plate body and extend along the second direction, and two ends of the fifth reinforcing rib and two ends of the sixth reinforcing rib are respectively connected with the first reinforcing rib and the third reinforcing rib. In an alternative embodiment, the included angle between a pair of the first reinforcing ribs