CN216232579U

CN216232579U - Automobile body back panel assembly

Info

Publication number: CN216232579U
Application number: CN202123047417.8U
Authority: CN
Inventors: 伍太松; 周杨宇; 尤勇刚; 李刚; 孙云晓
Original assignee: Sichuan Yema Automobile Co Ltd
Current assignee: Sichuan Yema Automobile Co Ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-04-08
Anticipated expiration: 2031-12-06

Abstract

The utility model provides a vehicle body back panel assembly which comprises an outer panel arranged at the rear end of a floor, wherein at least one exhaust hole is arranged on the outer panel in a penetrating manner; and a water and gas discharging assembly is arranged outside the exhaust hole. The rear coaming assembly has the functions of water drainage and air exhaust through the water drainage and air exhaust component, namely when the automobile is closed, air in the cabin can be discharged out of the cabin through the rear coaming assembly, so that air pressure in the cabin can be balanced when the automobile door is closed, resistance is reduced, air collision sound is reduced, and door closing quality is improved; and liquid water generated by the intersection of air at different temperatures inside and outside the cabin can be discharged through the back panel assembly without being gathered on the floor, so that the floor is not rusted, the service life of the vehicle is prolonged, and the driving safety is ensured.

Description

Automobile body back panel assembly

Technical Field

The utility model relates to the technical field of automobile manufacturing, in particular to a rear panel assembly of an automobile body.

Background

The back panel is the back baffle of the trunk and is used for creating space and improving the performance of the whole vehicle, and mainly has the functions of collision, rigidity of the whole vehicle and the like. In the prior art, the structural design of the rear coaming has certain defects, so that when the automobile is closed, the air resistance in the cabin is large, air collision sound is formed, and the door closing quality is reduced; meanwhile, when the air in the cabin collides with the air outside the cabin in a cold and hot manner, water drops are easily condensed in the cabin, water seepage is caused, and the floor is corroded in severe cases, so that the driving safety is threatened.

In view of this, the present application is specifically made.

SUMMERY OF THE UTILITY MODEL

In view of the deficiencies of the prior art, the present invention provides a rear panel assembly for a vehicle body, which is convenient for water drainage and air exhaust, effectively improves the door closing quality, and can prevent the floor from being rusted due to the condensed water in the cabin.

The embodiment of the utility model is realized by the following technical scheme:

a vehicle body back panel assembly at least comprises an outer panel arranged at the rear end of a floor, wherein at least one exhaust hole is arranged on the outer panel in a penetrating manner; and a water and gas discharging assembly is arranged outside the exhaust hole.

According to a preferred embodiment, the drain assembly comprises a drain box disposed outside the vent hole; the drainage box includes the bottom plate, the bottom plate is outer along disposing the flange that laminates with the planking lateral surface, wherein: and the inner side surface of the flange distributed on the lower side of the bottom plate is provided with a water seepage port which is lower than the lower edge of the exhaust hole.

According to a preferred embodiment, the bottom plate is provided with a mounting hole in a penetrating manner, and a one-way exhaust piece is embedded in the mounting hole; the one-way exhaust piece comprises an extension cylinder embedded in the mounting hole, one end of the extension cylinder, which is close to the outer plate, is provided with an inclined plane, and the distance between the upper end of the inclined plane and the exhaust hole is smaller than the distance between the lower end of the inclined plane and the exhaust hole; dispose on the inclined plane and keep off the frame, it has the baffle to keep off the articulated on the frame, the baffle distributes in keeping off frame and keeps away from planking one side for one-way closed mounting hole.

According to a preferred embodiment, the side wall of the extension cylinder is provided with an elastic retaining block, and the outer side of the extension cylinder is provided with an annular rib; when the extension cylinder is embedded in the mounting hole, the annular flanges are distributed on the outer side of the outer plate, and the elastic retaining blocks are distributed on the inner side of the outer plate.

According to a preferred embodiment, a hinge hole is arranged through the side wall of the extension cylinder, and a hinge plate is arranged in the hinge hole; a fixed convex plate is arranged on the baffle plate, and a fixed hole is arranged on the fixed convex plate in a penetrating way; the fixed convex plate is embedded in the hinge hole, and the hinge plate is embedded in the fixed hole.

According to a preferred embodiment, the exhaust hole structure further comprises an inner plate, wherein the inner plate is distributed on the upper side of the exhaust hole and is fixedly connected with the outer plate.

According to a preferred embodiment, the floor panel is welded to the outer panel.

The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:

the rear coaming assembly has the functions of water drainage and air exhaust through the water drainage and air exhaust component, namely when the automobile is closed, air in the cabin can be discharged out of the cabin through the rear coaming assembly, so that air pressure in the cabin can be balanced when the automobile door is closed, resistance is reduced, air collision sound is reduced, and door closing quality is improved; and liquid water generated by the intersection of air at different temperatures inside and outside the cabin can be discharged through the back panel assembly without being gathered on the floor, so that the floor is not rusted, the service life of the vehicle is prolonged, and the driving safety is ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic perspective view of the floor panel of the present invention after installation;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is a schematic front view of the floor panel of the present invention after installation;

FIG. 5 is a cross-sectional view of section A-A of FIG. 4;

FIG. 6 is an enlarged view of a portion of the structure at B in FIG. 5;

FIG. 7 is a schematic diagram of the operation of the structure shown in FIG. 6;

FIG. 8 is a perspective view of the drainage box of the present invention;

FIG. 9 is a first perspective view of the one-way venting member of the present invention;

FIG. 10 is an enlarged view of a portion of the structure of FIG. 9 at C;

FIG. 11 is a second perspective view of the one-way venting member of the present invention.

Icon: 1-floor, 2-back panel assembly, 21-inner plate, 22-outer plate, 221-exhaust hole, 23-drainage box, 231-bottom plate, 232-mounting hole, 233-flange, 2331-water seepage hole, 24-one-way exhaust element, 241-extending cylinder, 2411-hinge hole, 2412-hinge plate, 242-annular retaining edge, 243-retaining frame, 244-retaining plate, 2441-fixed convex plate, 2442-fixed hole, 245-inclined surface and 246-elastic backstop block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the products of the present invention are used, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element which is referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 11, a vehicle body back panel assembly at least includes an outer panel 22 disposed at the rear end of a floor 1, wherein the outer panel 22 is provided with at least one exhaust hole 221 in a penetrating manner; a drain unit is disposed outside the exhaust hole 221. In this embodiment, the back panel assembly 2 has the functions of draining and exhausting air through the air drainage component, that is, when the automobile is closed, the air in the cabin can be discharged out of the cabin through the back panel assembly 2, and the liquid water generated by the intersection of the air at different temperatures inside and outside the cabin can also be discharged through the back panel assembly 2 without being gathered on the floor 1. The specific structure is shown in fig. 1, fig. 2 and fig. 3.

As shown in fig. 3 and 8, the drain gas assembly includes a drain box 23 disposed outside the drain hole 221; the drain box 23 includes a bottom plate 231, and a flange 233 attached to the outer surface of the outer panel 22 is disposed on the outer edge of the bottom plate 231, wherein: a water-permeable opening 2331 is disposed on an inner surface of the flange 233 disposed on the lower side of the bottom plate 231, and the water-permeable opening 2331 is lower than a lower edge of the exhaust hole 221. In this embodiment, the drain box 23 is welded to the outer panel 22. In use, a cavity is formed between the bottom plate 231 and the outer plate 22, air in the cabin enters the cavity through the air exhaust holes 221 and is condensed, and the generated liquid water adheres to the inner wall of the drain box 23 and the outer wall of the outer plate 22, slides to the bottom of the cavity along with gravity and is exhausted out of the cabin through the water seepage holes 2331. Since the water-seepage hole 2331 is lower than the lower edge of the exhaust hole 221, liquid water generated in the cavity cannot be gathered on the floor 1 through the exhaust hole 221, so that the floor 1 cannot be rusted, the service life of a vehicle is prolonged, and the driving safety is ensured.

Further, as shown in fig. 3, 9, 10 and 11, a mounting hole 232 is penetratingly formed in the bottom plate 231, and the one-way exhaust member 24 is embedded in the mounting hole 232; the air-discharging device is used for discharging air in the cabin out of the cabin, can balance air pressure in the cabin when the car door is closed, reduces resistance, reduces air collision sound, and improves door closing quality. In this embodiment, the one-way exhaust member 24 includes an extension cylinder 241 embedded in the mounting hole 232, and an inclined surface 245 is disposed at one end of the extension cylinder 241 close to the outer plate 22, as shown in fig. 6 and 7, a distance between an upper end of the inclined surface 245 and the exhaust hole 221 is smaller than a distance between a lower end of the inclined surface 245 and the exhaust hole 221; the inclined surface 245 is provided with a blocking frame 243, the blocking frame 243 is hinged with a baffle 244, and the baffle 244 is distributed on one side of the blocking frame 243 far away from the outer plate 22 and used for sealing the mounting hole 232 in a single direction. Specifically, as shown in fig. 7, air in the cabin enters a cavity formed between the drain box 23 and the outer panel 22 through the air vent 221, the air pressure pushes the baffle 244 to turn outwards and then to be discharged out of the cabin through the mounting hole 232, and condensed liquid water adheres to the inner walls of the baffle 244, the baffle frame 243 and the drain box 23, and the outer wall of the outer panel 22 slides down to the bottom of the hollow cavity and is discharged out of the cabin through the water seepage hole 2331.

In this embodiment, in order to facilitate the installation of the unidirectional air discharging member 24, the sidewall of the extension cylinder 241 is configured with an elastic retaining block 246, and the outside of the extension cylinder 241 is configured with an annular rib 242; when the extension cylinder 241 is inserted into the mounting hole 232, the annular rib 242 is disposed outside the outer plate 22, and the elastic retaining block 246 is disposed inside the outer plate 22. As shown in fig. 6, 9 and 11, the elastic retaining block 246 is embedded in the outer wall of the extension cylinder 241, the end surface of the elastic retaining block close to the drain box 23 is inclined, and the end portion connected to the extension cylinder 241 is a thin plate, and may be made of an elastic steel sheet or an elastic plastic. This structure makes will extend a section of thick bamboo 241 and promote the in-process that gets into mounting hole 232 along its axial, and elasticity stopping block 246 atress, its tip that is connected with an extension section of thick bamboo 241 takes place elastic deformation for an extension section of thick bamboo 241 smoothly passes through mounting hole 232, treats elasticity stopping block 246 and mounting hole 232 and breaks away from the back of contacting, and it resets, thereby will extend a section of thick bamboo 241, one-way air discharge 24 is fixed with drainage box 23 promptly.

Further, as shown in fig. 9 and 10, a hinge hole 2411 is formed through a side wall of the extension cylinder 241, and a hinge plate 2412 is arranged in the hinge hole 2411; a fixed convex plate 2441 is arranged on the baffle 244, and a fixed hole 2442 is arranged on the fixed convex plate 2441 in a penetrating way; the fixing protrusion plate 2441 is fitted in the hinge hole 2411, and the hinge plate 2412 is fitted in the fixing hole 2442. In this embodiment, the hinge holes 2411 are distributed near the inclined surface 245. Sufficient clearance is left between the fixing protrusion plate 2441 and the hinge hole 2411 and between the hinge plate 2412 and the fixing hole 2442, so that the fixing protrusion plate 2441 can rotate in the hinge hole 2411 when the baffle 244 receives an external force. In some embodiments, the baffle 244 may be hinged to the outside of the baffle frame 243 by a hinge. The blocking frame 243 is used for limiting the blocking plate 244.

In this embodiment, as shown in fig. 2 and 3, the exhaust device further includes an inner plate 21, and the inner plate 21 is distributed on the upper side of the exhaust hole 221 and fixedly connected to the outer plate 22.

In the present embodiment, the floor panel 1 and the outer panel 22 are welded.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a car body back panel assembly which characterized in that: the floor comprises at least an outer plate (22) arranged at the rear end of the floor (1), and at least one exhaust hole (221) is arranged on the outer plate (22) in a penetrating way;

the outer side of the exhaust hole (221) is provided with a water and air exhaust component.

2. A body tailgate assembly, according to claim 1, wherein: the water and gas discharging assembly comprises a water discharging box (23) arranged outside the air discharging hole (221);

the drain box (23) comprises a bottom plate (231), wherein a flange (233) attached to the outer side surface of the outer plate (22) is arranged on the outer edge of the bottom plate (231), and the drain box comprises:

the inner side surface of the flange (233) distributed on the lower side of the bottom plate (231) is provided with a water seepage port (2331), and the water seepage port (2331) is lower than the lower edge of the exhaust hole (221).

3. A body tailgate assembly, according to claim 2, wherein: a mounting hole (232) penetrates through the bottom plate (231), and a one-way exhaust piece (24) is embedded in the mounting hole (232);

the one-way exhaust piece (24) comprises an extension cylinder (241) embedded in the mounting hole (232), one end of the extension cylinder (241) close to the outer plate (22) is provided with an inclined surface (245), and the distance between the upper end of the inclined surface (245) and the exhaust hole (221) is smaller than the distance between the lower end of the inclined surface (245) and the exhaust hole (221);

the inclined surface (245) is provided with a blocking frame (243), the blocking frame (243) is hinged with a baffle (244), and the baffle (244) is distributed on one side, far away from the outer plate (22), of the blocking frame (243) and used for sealing the mounting hole (232) in a one-way mode.

4. A body tailgate assembly, according to claim 3, wherein: an elastic retaining block (246) is arranged on the side wall of the extending cylinder (241), and an annular rib (242) is arranged outside the extending cylinder (241);

when the extension cylinder (241) is embedded in the mounting hole (232), the annular rib (242) is distributed on the outer side of the outer plate (22), and the elastic retaining block (246) is distributed on the inner side of the outer plate (22).

5. A body tailgate assembly, according to claim 3, wherein: a hinge hole (2411) is formed in the side wall of the extending cylinder (241) in a penetrating manner, and a hinge plate (2412) is arranged in the hinge hole (2411);

a fixed convex plate (2441) is arranged on the baffle plate (244), and a fixed hole (2442) penetrates through the fixed convex plate (2441);

the fixed convex plate (2441) is embedded in the hinge hole (2411), and the hinge plate (2412) is embedded in the fixed hole (2442).

6. A body tailgate assembly, according to claim 1, wherein: the exhaust structure is characterized by further comprising an inner plate (21), wherein the inner plate (21) is distributed on the upper side of the exhaust hole (221) and is fixedly connected with the outer plate (22).

7. A body tailgate assembly, according to claim 1, wherein: the floor (1) is welded to the outer panel (22).