WO2023078173A1 - Véhicule automobile, porte coulissante et ensemble panneau de porte pour porte coulissante - Google Patents

Véhicule automobile, porte coulissante et ensemble panneau de porte pour porte coulissante Download PDF

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Publication number
WO2023078173A1
WO2023078173A1 PCT/CN2022/128255 CN2022128255W WO2023078173A1 WO 2023078173 A1 WO2023078173 A1 WO 2023078173A1 CN 2022128255 W CN2022128255 W CN 2022128255W WO 2023078173 A1 WO2023078173 A1 WO 2023078173A1
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WO
WIPO (PCT)
Prior art keywords
flexible
sliding door
door panel
guide rail
rail module
Prior art date
Application number
PCT/CN2022/128255
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English (en)
Chinese (zh)
Inventor
王超
孙利
Original Assignee
河北开云汽车制造有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 河北开云汽车制造有限公司 filed Critical 河北开云汽车制造有限公司
Publication of WO2023078173A1 publication Critical patent/WO2023078173A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00—Doors
    • B60J5/04—Doors arranged at the vehicle sides
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/70—Door leaves
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners

Definitions

  • the present disclosure relates to the field of vehicles, and in particular, to a sliding door for a motor vehicle, a motor vehicle having such a sliding door, and a door panel assembly for a sliding door.
  • a sliding door usually used for a motor vehicle includes an inner panel and an outer panel formed by sheet metal stamping, and the inner panel and the outer panel form a sliding door assembly through hemming and spot welding.
  • the sliding door is usually connected with the rails on the vehicle body through rollers.
  • the sliding door assembly is approximately a rigid body, and the guide rails usually have relative position deviations (such as non-parallel), which causes the tolerance of the sliding door assembly and the parallelism tolerance of the guide rails to be adjusted by adjusting multiple rollers when installing the sliding door.
  • the installation point is used for assembly and adjustment, and the assembly and adjustment process is very complicated.
  • Various embodiments of the present disclosure provide a sliding door for a motor vehicle, a motor vehicle including such a sliding door, and a door panel assembly for a sliding door.
  • a sliding door for a motor vehicle which includes an upper guide rail module, a lower guide rail module and a flexible door panel, the upper guide rail module and the lower guide rail module are respectively connected to the vehicle's
  • the guide rail assembly on the vehicle body cooperates to guide and support the movement of the sliding door, wherein the flexible door panel is connected between the upper guide rail module and the lower guide rail module.
  • a motor vehicle comprising a sliding door as described above.
  • an upper door panel assembly for a sliding door of a motor vehicle, wherein the upper door panel assembly constitutes only the upper half of the sliding door and includes a window frame and a The upper rail module connected to the top of the window frame; and the upper door panel assembly also includes at least one flexible section in the up and down direction, the flexible section runs through the entire width direction of the upper door panel assembly and is formed by a flexibly deformable Made of flexible material.
  • a lower door panel assembly for a sliding door of a motor vehicle, wherein the lower door panel assembly constitutes only the lower half of the sliding door and includes a lower rail module and a flexible lower The door panel, the lower guide rail module is connected to the bottom side of the flexible lower door panel; and the flexible lower door panel includes at least one flexible section in the up and down direction, and the flexible section runs through the entire width direction of the flexible lower door panel And made of flexible material capable of flexible deformation.
  • the sliding door is configured to include a flexible door panel connected between the upper and lower guide rail modules, the flexible deformation of the flexible door panel can absorb the relative position deviation between the upper and lower guide rails of the sliding door, and facilitate the installation of the sliding door , and is conducive to the smooth operation of the sliding door, improving user experience, reducing damage to the sliding door due to positional deviation, and prolonging the service life of the sliding door.
  • FIG. 1 is a perspective view of an example of a sliding door and a vehicle having such a sliding door according to Embodiment 1 of the present disclosure
  • Figure 2 shows an example of an upper door panel assembly for the sliding door shown in Figure 1;
  • Fig. 3 shows the top side and the upper guide rail module of the flexible door panel of the sliding door shown in Fig. 1 in a partial sectional view;
  • Figure 4 shows an example of a lower rail module for the sliding door shown in Figure 1;
  • Fig. 5 shows an example of a flexible lower door panel for the sliding door shown in Fig. 1;
  • Figure 6 shows an example of a lower door panel assembly for the sliding door shown in Figure 1;
  • FIG. 7 is a perspective view of an example of a sliding door according to Embodiment 2 of the present disclosure.
  • Figure 8 shows an example of an upper door panel assembly for the sliding door shown in Figure 7;
  • Fig. 9 is a perspective view of an example of a flexible door panel of a sliding door according to Embodiment 3 of the present disclosure.
  • FIG. 1 shows a perspective view of a sliding door according to Embodiment 1 of the present disclosure and an example of a vehicle having such a sliding door.
  • a sliding door 10 includes an upper rail module 100 , a lower rail module 200 and a flexible door panel 300 .
  • the upper guide rail module 100 and the lower guide rail module 200 are respectively used to cooperate with the guide rail assembly 1a (see FIG. 3 ) on the body of the vehicle 1 (only the cockpit part is shown in FIG. 1 ) to guide and support the movement of the sliding door 10 .
  • the flexible door panel 300 is connected between the upper rail module 100 and the lower rail module 200 .
  • the upper rail module 100 and the lower rail module 200 may be formed as rigid modules and connected to the vehicle body by cooperating with a rail assembly on the vehicle body.
  • the flexible door panel 300 can absorb the relative position deviation between the upper guide rail module 100 and the lower guide rail module 200 through its own flexible deformation.
  • the upper rail assembly 120 of the upper rail module 100 and the lower rail assembly 220 of the lower rail module 200 should be kept parallel to each other with a predetermined distance between them.
  • the two guide rail assemblies that are fixedly installed on the vehicle body and respectively cooperate with the upper guide rail module 100 and the lower guide rail module 200 cannot be kept parallel or maintain a predetermined distance due to manufacturing tolerances, installation errors, and deformation of the vehicle body when the vehicle is running. .
  • the sliding door 10 can well absorb the above-mentioned relative position deviation through the flexible deformation of the flexible door panel 300, which facilitates the installation of the sliding door 10 and facilitates the smooth operation of the sliding door. Improve the user experience, reduce the damage to the sliding door, especially the upper and lower guide rail components due to positional deviation, and prolong the service life of the sliding door.
  • the flexible door panel 300 includes a window frame 310 and a flexible lower door panel 320 connected between the bottom end of the window frame 310 and the lower rail module 200 .
  • the flexible lower door panel 320 includes at least one flexible section that runs through the entire width direction of the flexible door panel/lower door panel and is made of flexible material capable of flexible deformation.
  • the upper rail module 100 may include a first bracket 110 and an upper rail assembly 120 fixed on the first bracket 110 ; the lower rail module 200 may include a second bracket 210 and be fixed on the second bracket 210 The lower rail assembly 220.
  • the upper rail module 100 and the lower rail module 200 cooperate with the rail assembly on the body of the vehicle 1 through the upper rail assembly 120 and the lower rail assembly 220 respectively.
  • FIG. 2 exemplarily shows the window frame 310 used for the upper rail module 100 and the flexible door panel 300 of the sliding door 10 shown in FIG. 1 .
  • the upper rail module 100 is fixed on the top of the window frame 310 .
  • the first bracket 110 protrudes from the top of the window frame 310 to the inner side A of the sliding door 10, and the upper rail assembly 120 is connected to the end of the first bracket 110.
  • “inside” refers to the side of the sliding door or the door panel assembly described below facing the vehicle body.
  • the top end of the window frame 310 may be formed as a top side bent portion 310 a deflected toward the inner side A of the sliding door 10 .
  • a window pane may or may not be installed in the window frame 310 .
  • the sliding door 10 according to an embodiment of the present disclosure is not limited in this regard.
  • FIG. 3 shows the top side of the flexible door panel 300 of the sliding door 10 shown in FIG. 1 and the upper rail module 100 in a partial cross-sectional view.
  • the first bracket 110 may include a rigid beam 111 extending along the width direction of the sliding door 10 and a support arm 112 extending from the rigid beam 111 .
  • An upper rail assembly 120 may be attached to an end of the support arm 112 .
  • the width direction of the sliding door 10 is perpendicular to the up-down direction. In FIG. 3, the width direction is perpendicular to the drawing plane.
  • the upper rail module 100 may be provided together with the window frame 310 as the upper door panel assembly 10A constituting the sliding door 10 according to an embodiment of the present disclosure.
  • the upper door panel assembly 10A only constitutes the upper half of the sliding door 10, and includes the window frame 310 and the upper rail module 100 connected to the top end of the window frame 310; It includes at least one flexible section (not shown in the figure), which runs through the entire width direction of the upper door panel assembly 10A and is made of a flexible material capable of flexible deformation.
  • Other structures of the upper door panel assembly 10A may be the same or similar to the upper rail module 100 described above with reference to FIG. 2 and FIG. 3 , and will not be repeated here.
  • FIG. 4 An example of a lower rail module 200 is shown in FIG. 4 .
  • the second bracket 210 of the lower rail module 200 includes a rigid beam 211 extending along the width direction of the sliding door 10 and a support arm 212 protruding from the rigid beam 211; the lower rail assembly 220 is connected to the support The end of the arm 212.
  • the rigid beam 211 of the lower rail module 200 may be fixedly connected to the bottom side of the flexible lower door panel 320 .
  • the upper guide rail assembly 120 and the lower guide rail assembly 220 respectively cooperate with the guide rail assemblies on the body of the vehicle 1 to form a three-section ball guide rail (see FIG. 3 ).
  • the flexible lower door panel 320 of the sliding door 10 includes at least one flexible section in the up-down direction.
  • the "flexible section” is a section of structure that runs through the entire width direction of the flexible lower door panel 320 and is made of a flexible material capable of flexible deformation.
  • FIG. 5 shows an example of the flexible lower door panel 320 of the sliding door 10 .
  • the flexible lower door panel 320 includes a flexible section 320a and a rigid section 320b, wherein the flexible section 320a can be made of, for example, plastic, braid, rubber or a composite material with flexible fibers, and
  • the rigid section 320b may be made of, for example, steel, and the flexible section 320a is fixedly connected to the rigid section 320b.
  • the flexible lower door panel 320 can well absorb the relative position deviation between the upper and lower guide rail modules/upper and lower guide rail assemblies through the flexible deformation of the flexible section 320a.
  • the flexible door panel 300 includes a plurality of flexible sections 320a and/or a plurality of rigid sections 320b. Similar to the example shown in Fig. 5, the flexible section 320a may be made of, for example, plastic, braid, rubber, or a composite material with flexible fibers, while the rigid section 320b may be made of, for example, steel.
  • the flexible section 320a is fixedly connected to the rigid section 320b and can be arranged at intervals.
  • the sum of the areas of the flexible sections 320a on the entire flexible lower door panel 320 may be much smaller than the sum of the areas of the plurality of rigid sections 320b.
  • the flexible lower door panel 320 can not only absorb the relative position deviation between the upper and lower guide rail modules/upper and lower guide rail assemblies through the flexible deformation of the multiple flexible sections 320a, but also can absorb the relative position deviation between the upper and lower guide rail modules and the upper and lower guide rail assemblies through the flexible deformation of the flexible sections 320a.
  • the rigid section 320b ensures the side collision safety of the driver and passengers.
  • the flexible lower door panel 320 may be entirely made of a flexible material capable of flexible deformation.
  • the flexible lower door panel 320 may be entirely made of plastic, braided fabric, rubber, or a composite material with flexible fibers.
  • both ends of the flexible lower door panel 320 can be respectively fixed to the first bracket 110 of the upper rail module 100 and the second bracket 210 of the lower rail module 200 by bonding, for example, they can be bonded to the first bracket 210 of the lower rail module 200 respectively.
  • the rigid beam 111 of the bracket 110 and the rigid beam 211 of the second bracket 210 can be respectively fixed to the first bracket 110 of the upper rail module 100 and the second bracket 210 of the lower rail module 200 by bonding, for example, they can be bonded to the first bracket 210 of the lower rail module 200 respectively.
  • the bottom side of the flexible lower door panel 320 may be provided with a bottom side bending portion 321 deflected toward the inner side A of the sliding door 10 .
  • the bottom side of the flexible lower door panel 320 may be provided with a sealing member 322 protruding toward the inner side A of the sliding door 10 .
  • the sealing member 322 is, for example, connected to, for example, the bottom-side bent portion 321 .
  • the sealing member 322 is used to cooperate with the body of the vehicle 1 (for example, a seal provided on the body) to realize the dustproof sealing of the bottom side of the sliding door 10 .
  • the sealing member 322 protrudes laterally towards the inner side A. As shown in FIG.
  • the lower rail module 200 and the flexible lower door panel 320 may be combined to form the lower door panel assembly 10B for constituting the sliding door 10 according to the embodiment of the present disclosure.
  • FIG. 6 shows an example of a lower door panel assembly 10B. As shown in FIG. 6 , the lower door panel assembly 10B only constitutes the lower half of the sliding door 10 , which includes a lower rail module 200 and a flexible lower door panel 320 , wherein the lower rail module 200 is connected to the bottom side of the flexible lower door panel 320 . Referring to FIG. 5 and FIG.
  • the flexible lower door panel 320 of the lower door panel assembly 10B includes at least one flexible section 320a in the up-down direction, and the flexible section 320a runs through the entire width direction of the flexible lower door panel 320 and is made of a flexible material capable of flexible deformation. production.
  • the lower rail module 200 may include a second bracket 210 and a lower rail assembly 220 fixed on the second bracket 210, the second bracket 210 is preferably toward the inner side A of the lower door panel assembly 10B (sliding with The inner side of the door 10) protrudes.
  • the lower rail module 200 of the lower door panel assembly 10B may include a rigid beam 211 extending along the width direction of the sliding door, a support arm 212 protruding from the rigid beam 211 , and a support arm 212 connected to the end of the support arm 212.
  • Lower rail assembly 220 The rigid beam 211 of the lower rail module 200 may be fixedly connected to the bottom side of the flexible lower door panel 320 , for example to the bottom side bend 321 of the flexible lower door panel 320 .
  • lower door panel assembly 10B may be the same or similar to the lower guide rail module 200 and the flexible door panel 300 described above with reference to FIG. 4 and FIG. 5 , and will not be repeated here.
  • the upper rail module 100 and the lower rail module 200 of the sliding door 10 according to Embodiment 1 of the present disclosure are not limited to include bracket structures (first bracket 110 and second bracket 210 ), such as upper and lower rail assemblies 120 , 220 may be directly fixedly attached to the top and bottom sides of the flexible door panel 300 .
  • the top side bending portion 310a described above as the top side structure of the window frame 310 may also be formed as a part of the upper rail module 100, for example, integrally formed with the bracket of the upper rail module 100 .
  • the top side bent portion may be non-detachably connected to the top end of the window frame 310 by, for example, welding, or detachably connected and fixed to the top end of the window frame 310 by, for example, screwing.
  • Fig. 7 shows a perspective view of a sliding door 10' according to Embodiment 2 of the present disclosure.
  • the sliding door 10' includes an upper rail module 100', a lower rail module 200' and a flexible door panel 300'.
  • the upper rail module 100' and the lower rail module 200' cooperate with the rail assembly on the vehicle body of the vehicle 1 (see FIG. 1 ) to guide and support the sliding door 10 'Movement.
  • the flexible door panel 300' is connected between the upper rail module 100' and the lower rail module 200'.
  • the flexible door panel 300' includes a window frame 310', a lower door panel 320' connected between the bottom end of the window frame 310' and the lower rail module 200', and a lower door panel 320' connected between the top end of the window frame 310' and the upper rail module. 100' between flexible members 330'.
  • the flexible member 330' runs through the entire width direction of the flexible door panel 300' and is made of a flexible material capable of flexible deformation, thereby constituting a flexible section of the flexible door panel 300'.
  • the flexible member 330' may be made of plastic, braid, rubber, or a composite material with flexible fibers. In this way, the flexible door panel 300' can well absorb the relative position deviation between the upper and lower guide rail modules/upper and lower guide rail assemblies through the flexible deformation of the flexible member 330'.
  • the upper guide rail module 100' and the lower guide rail module 200' of the sliding door 10' according to the second embodiment may be the same as or similar to the upper guide rail module 100 and the lower guide rail module 200 of the sliding door 10 according to the first embodiment. Let me repeat.
  • the flexible member 330' forms a top side bend 330'a deflected towards the inner side A of the sliding door 10'.
  • the flexible member 330' may not include the top-side bending portion 330'a.
  • the bottom side of the bracket structure of the upper rail module 100' may include a bent portion, for example integrally formed with the first bracket of the upper rail module 100'; The bent portion of the bottom side of the module 100'.
  • the flexible member may be connected between the top of the window frame and the upper rail module, and constitute a bent portion or the bend that is bent from the top of the window frame toward the inside of the sliding door. part of the folded section.
  • the above-mentioned flexible member can also be arranged between the bottom end of the window frame 310' and the lower door panel 320'.
  • the flexible door panel 300' can Absorb the relative positional deviation between the upper and lower rail modules/upper and lower rail assemblies efficiently.
  • the upper rail module 100', the flexible member 330' and the window frame 310' may be provided together as the upper door panel assembly 10'A for constituting the sliding door 10' according to the embodiment of the present disclosure.
  • FIG. 8 shows an example of an upper door panel assembly 10'A for a sliding door 10'.
  • the upper door panel assembly 10'A constitutes only the upper half of the sliding door 10', and includes the window frame 310', the upper rail module 100' fixedly connected to the top of the window frame 310', and the The flexible member 330' between the top of the window frame 310' and the upper rail module 100'.
  • a flexible piece can be provided at the bottom of the window frame.
  • the flexible piece runs through the entire width direction of the flexible door panel and is made of a flexible material capable of flexible deformation, thereby constituting a flexible section of the flexible door panel.
  • the upper door panel assembly may include at least one flexible section in the up and down direction, and the flexible section runs through the entire width direction of the upper door panel assembly and is made of a flexible material capable of flexible deformation.
  • the upper rail module 100' of the upper door panel assembly 10'A may be the same as or similar to the upper rail module 100 described above with reference to FIG. 2 and FIG.
  • the lower door panel 320 ′ of the sliding door 10 ′ may include at least one flexible section like the flexible lower door panel 320 of the sliding door 10 , or may be a rigid member without a flexible section.
  • the lower door panel 320' and the window frame 310' may be formed as separate components and assembled together, or integrally formed.
  • the lower rail module 200' and the lower door panel 320' may be provided together as a lower door panel for constituting the sliding door 10' according to an embodiment of the present disclosure. components (not shown).
  • the lower door panel assembly of the sliding door 10' may be the same as or similar to the lower door panel assembly 10B introduced with reference to FIG. 6, which will not be repeated here.
  • the flexible door panels of the sliding doors described above according to Embodiment 1 and Embodiment 2 of the present disclosure all include window frames, but the present disclosure is not limited thereto.
  • Fig. 9 shows that the flexible door panel 300" of the sliding door according to the third embodiment of the present disclosure may not include a window frame.
  • the flexible door panel 300 ′′ is entirely made of a flexible material capable of flexible deformation.
  • the flexible door panel 300 ′′ may include at least one flexible section in the up-down direction, and the flexible section The section runs through the entire width direction of the flexible door panel 300" and is made of a flexible material capable of flexible deformation.
  • both ends of the flexible door panel 300" can be respectively fixed to the upper rail module and the lower rail module by bonding.
  • the top side of the flexible door panel 300" can be provided with a bent part 300"a that is bent toward the inside of the sliding door;
  • the bent portion 300"b is bent inside.
  • the flexible door panel 300" according to this embodiment may not include the above-mentioned bending parts, or only include one of them.
  • the top side and/or the bottom side of the flexible door panel 300" may be provided with a sealing member protruding towards the inner side A of the sliding door.
  • the sealing member may be the same as the flexible lower door panel shown in Fig. 5 Seal 322 of 320 is the same or similar.
  • a motor vehicle 1 (see FIG. 1 ), which includes the sliding door according to the embodiments of the present disclosure as described above. All the features of the sliding door according to the embodiments of the present disclosure described above with reference to the accompanying drawings can be incorporated in the motor vehicle 1 , and will not be repeated here.

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Window Of Vehicle (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

L'invention concerne une porte coulissante (10) pour un véhicule automobile qui comprend un module de rail de guidage supérieur (100), un module de rail de guidage inférieur (200) et un panneau de porte flexible (300). Le module de rail de guidage supérieur (100) et le module de rail de guidage inférieur (200) coopèrent respectivement avec un ensemble rail de guidage sur la carrosserie de véhicule pour guider et supporter le mouvement de la porte coulissante (10). Le panneau de porte flexible (300) est relié entre le module de rail de guidage supérieur (100) et le module de rail de guidage inférieur (200). L'invention concerne en outre un véhicule automobile utilisant la porte coulissante (10) décrite ci-dessus, et des ensembles de panneaux de porte supérieur et inférieur pour la porte coulissante (10). La déformation flexible du panneau de porte flexible (300) peut absorber l'écart de position relative entre les rails de guidage supérieur et inférieur de la porte coulissante (10), facilitent l'installation de la porte coulissante (10), facilitent le fonctionnement en douceur de la porte coulissante (10), améliorent l'expérience de l'utilisateur, réduisent l'endommagement de la porte coulissante provoquée par l'écart de position, et prolongent la durée de vie de la porte coulissante (10).
PCT/CN2022/128255 2021-11-05 2022-10-28 Véhicule automobile, porte coulissante et ensemble panneau de porte pour porte coulissante WO2023078173A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
CN202122706715.7 2021-11-05
CN202122706715 2021-11-05
CN202122706659 2021-11-05
CN202122706659.7 2021-11-05
CN202210016232.0A CN114352143B (zh) 2021-11-05 2022-01-07 机动车辆、滑移门及用于滑移门的门板组件
CN202210016232.0 2022-01-07

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