CN217672876U

CN217672876U - Automobile rear floor assembly

Info

Publication number: CN217672876U
Application number: CN202220742070.4U
Authority: CN
Inventors: 王龙猛; 董光辉
Original assignee: Shandong Oushen Machinery Manufacturing Co ltd
Current assignee: Shandong Oushen Machinery Manufacturing Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-10-28
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a floor assembly behind car, including the bottom sprag board, the left fixed surface of bottom sprag board is connected with the connecting plate, the upper surface of connecting plate is provided with the stress hole, the last fixed surface of bottom sprag board is connected with the subtracting power device, the lower surface of bottom sprag board is provided with the stiffener, be provided with the space between the stiffener. The utility model discloses, through design stiffener and gap, bottom support plate bears the ability reinforce of striking when realizing that the vehicle receives the striking, and can not inwards carry out the bending, forms the protection to the passenger, through design force reducing device, realizes when receiving the striking, increases bottom support plate resistance to deformation's ability, avoids bottom support plate's length to change, reduces the size in passenger place space.

Description

Automobile rear floor assembly

Technical Field

The utility model relates to an automobile floor field especially relates to a floor assembly behind car.

Background

The automobile floor is generally divided into a front floor assembly, a middle floor assembly and a rear floor assembly, and some of the front floor assemblies and the rear floor assemblies are also called rear floor assemblies as a whole, wherein the rear floor is generally welded with assemblies such as a frame and side walls, and the rear floor assembly is a part of a white automobile body framework and has a bearing function. When workers assemble and partially install some functional parts on the rear floor, if the floor is designed to be weaker or force transmission is unbalanced at a certain position, pits are easy to generate on the floor, and therefore serious quality problems are caused. Moreover, when the rear floor bears the excitation from the road surface and the engine, if the rear floor is not properly designed, resonance is easy to generate, so that the NVH (noise, vibration and harshness) performance of the whole vehicle is reduced, and the safety and the comfort of the whole vehicle are reduced.

Some existing automobile rear floor assemblies have the following defects:

1. when the existing automobile rear floor assembly is extruded and exceeds a yield limit, the inward collapse of the floor can cause the reduction of the space in the automobile;

2. at present, the extrusion limit of the automobile rear floor assembly is limited by materials, so that the compression resistance is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a rear floor assembly of an automobile.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an automobile rear floor assembly comprises a bottom supporting plate, wherein a connecting plate is fixedly connected to the left surface of the bottom supporting plate, a stress hole is formed in the upper surface of the connecting plate, and a force reducing device is fixedly connected to the upper surface of the bottom supporting plate;

the lower surface of bottom sprag board is provided with the stiffener, be provided with the space between the stiffener.

As a further description of the above technical solution:

the number of the stress holes is multiple, and the upper surface of the bottom supporting plate is provided with a threaded mounting hole.

As a further description of the above technical solution:

the side surface of the bottom supporting plate is provided with a groove, and the bottom supporting plate and the connecting plate are axially symmetrical relative to the horizontal direction.

As a further description of the above technical solution:

the force reducing device comprises a first force unloading connecting rod, a second force unloading connecting rod, a hard sliding rod, a hard fixing rod and a spring, wherein two ends of the spring are fixedly connected with the first force unloading connecting rod and the second force unloading connecting rod respectively, and the hard sliding rod is connected with the bottom supporting plate in a sliding mode.

As a further description of the above technical solution:

the hard fixing rod is fixedly connected with the bottom supporting plate, and rotating rings are arranged on the outer surfaces of the first force unloading connecting rod and the second force unloading connecting rod.

As a further description of the above technical solution:

the right surface of bottom sprag board is provided with the hinge, the right surface of hinge unloads power connecting rod, second respectively with first power connecting rod, second and unloads power connecting rod fixed connection, the left surface and the hinge sliding connection of stereoplasm slide bar.

As a further description of the above technical solution:

the upper surface of bottom sprag board is provided with the spout, the internal surface and the stereoplasm slide bar sliding connection of spout.

As a further description of the above technical solution:

the gaps are distributed obliquely.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this floor assembly behind car, through design stiffener and gap, the ability that bottom support plate bore the striking when realizing that the vehicle receives the striking is strong, and can inwards bend, forms the protection to the passenger.

2. Compared with the prior art, the automobile rear floor assembly has the advantages that the anti-deformation capacity of the bottom supporting plate is increased when the automobile rear floor assembly is impacted by designing the force reducing device, the length of the bottom supporting plate is prevented from being changed, and the size of a space where a passenger is located is reduced.

Drawings

Fig. 1 is a schematic view of an internal structure of a rear floor assembly of an automobile according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a bottom view of the rear floor assembly of the present invention;

fig. 4 is the overall structure schematic diagram of the rear floor assembly of the utility model.

Illustration of the drawings:

1. a bottom support plate; 2. a threaded mounting hole; 3. a stress hole; 4. a reinforcing bar; 5. a void; 6. a groove; 7. a force reducing device; 8. a first force-relieving connecting rod; 9. a spring; 10. a rigid slide bar; 11. a chute; 12. a hard fixing rod; 13. a hinge; 14. a second force-relieving connecting rod; 15. a connecting plate; 16. and (6) rotating the ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the utility model provides a pair of floor assembly behind car: including bottom sprag board 1, bottom sprag board 1's left surface fixedly connected with connecting plate 15, the upper surface of connecting plate 15 is provided with stress hole 3, be used for reducing weight, the quantity of stress hole 3 is a plurality of, bottom sprag board 1's upper surface is provided with threaded mounting hole 2, be used for the installation device, bottom sprag board 1's upper surface fixedly connected with subtracts power device 7, subtract power device 7 includes first power connecting rod 8 of unloading, second power connecting rod 14 of unloading, stereoplasm slide bar 10, stereoplasm dead lever 12 and spring 9, be used for unloading first power connecting rod 8 and second power connecting rod 14 and pull, the both ends of spring 9 respectively with first power connecting rod 8 of unloading, second unload power connecting rod 14 fixed connection, sliding connection between stereoplasm slide bar 10 and bottom sprag board 1, stereoplasm dead lever 12 and bottom sprag board 1 fixed connection, first power connecting rod 8, the surface of second power connecting rod 14 is provided with swivel becket 16, be used for avoiding first power connecting rod 8 and second power connecting rod 14 of unloading to produce the bending, the right surface of bottom sprag board 1 is provided with hinge 13, be used for unloading first power connecting rod 8 and second power connecting rod 14 and hinge 13 when the right side is connected, it is used for avoiding hinge 13 to unload the hinge to unload power connecting rod 14 and unload the right side of hinge and produce the hinge and unload power and be used for the hinge.

The side surface of bottom support plate 1 is provided with recess 6 for be convenient for stereoplasm slide bar 10 slides, and the upper surface of bottom support plate 1 is provided with spout 11, the internal surface and the stereoplasm slide bar 10 sliding connection of spout 11, and bottom support plate 1, connecting plate 15 are about horizontal direction axial symmetry, and the lower surface of bottom support plate 1 is provided with stiffener 4, is provided with space 5 between stiffener 4, and space 5 slope distributes for increase the ability of bottom support plate 1 resistance to deformation.

The working principle is as follows: all install bottom support plate 1 and connecting plate 15, at the in-process that uses, when the vehicle received the extrusion, when small deformation, spring 9 received tensile, born partial pressure, when the extrusion surpassed bottom support plate 1 and spring 9's stress limit, when bottom support plate 1 produced great deformation, bottom support plate 1 began the bending outward from the gap, avoided bottom support plate 1's irregular deformation to lead to the inside space of car to reduce.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a floor assembly behind car, includes bottom sprag board (1), its characterized in that: a connecting plate (15) is fixedly connected to the left surface of the bottom supporting plate (1), a stress hole (3) is formed in the upper surface of the connecting plate (15), and a force reducing device (7) is fixedly connected to the upper surface of the bottom supporting plate (1);

the lower surface of the bottom supporting plate (1) is provided with reinforcing rods (4), and gaps (5) are arranged between the reinforcing rods (4).

2. The automotive rear floor assembly according to claim 1, wherein: the number of the stress holes (3) is multiple, and the upper surface of the bottom supporting plate (1) is provided with a threaded mounting hole (2).

3. The vehicle rear floor assembly according to claim 1, wherein: the side surface of the bottom supporting plate (1) is provided with a groove (6), and the bottom supporting plate (1) and the connecting plate (15) are axially symmetrical relative to the horizontal direction.

4. The automotive rear floor assembly according to claim 1, wherein: the force reducing device (7) comprises a first force unloading connecting rod (8), a second force unloading connecting rod (14), a hard sliding rod (10), a hard fixing rod (12) and a spring (9), wherein two ends of the spring (9) are fixedly connected with the first force unloading connecting rod (8) and the second force unloading connecting rod (14) respectively, and the hard sliding rod (10) is connected with the bottom supporting plate (1) in a sliding mode.

5. The vehicle rear floor assembly according to claim 4, wherein: the hard fixing rod (12) is fixedly connected with the bottom supporting plate (1), and rotating rings (16) are arranged on the outer surfaces of the first force unloading connecting rod (8) and the second force unloading connecting rod (14).

6. The vehicle rear floor assembly according to claim 4, wherein: the right surface of bottom sprag board (1) is provided with hinge (13), the right surface of hinge (13) unloads power connecting rod (8), second respectively with first, unload power connecting rod (14) fixed connection, the left surface and hinge (13) sliding connection of stereoplasm slide bar (10).

7. The automotive rear floor assembly according to claim 1, wherein: the upper surface of the bottom supporting plate (1) is provided with a sliding chute (11), and the inner surface of the sliding chute (11) is in sliding connection with the hard sliding rod (10).

8. The automotive rear floor assembly according to claim 1, wherein: the gaps (5) are distributed obliquely.