CN217415893U

CN217415893U - Automobile engine cabin longitudinal beam assembly

Info

Publication number: CN217415893U
Application number: CN202220742086.5U
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: 2022-09-13
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses an automobile engine cabin longeron assembly, which comprises an outer shell, square groove has been seted up to the right flank of shell, the inside wall sliding connection in square groove has the expansion bracket in the shell, the right-hand member fixedly connected with connecting plate of expansion bracket, a plurality of screws have been seted up to the right flank of connecting plate, a plurality of springs of fixedly connected with between the left surface of expansion bracket and the left inner wall of shell, the left surface fixedly connected with gag lever post of expansion bracket, spacing hole has been seted up to the lateral surface of gag lever post. The utility model discloses in, through spring, telescopic link and the shell that sets up, the effectual energy after the low-speed collision that has released to avoid the deformation of shell, increased the life-span of its use, through spring, telescopic link, shell, cylinder and the gag lever post that sets up, realized indirectly that the energy after the high-speed collision carries out the secondary release, and the setting in spacing hole prevents to cause the secondary injury because of the release of spring energy to the human body.

Description

Automobile engine cabin longitudinal beam assembly

Technical Field

The utility model relates to an automobile body technical field especially relates to an automobile engine cabin longeron assembly.

Background

The frame is the most important bearing part in the automobile, and the frame longitudinal beam is one of the key parts in the frame longitudinal beam, so the longitudinal beam plays an important bearing role on the automobile, and the side frame, the middle frame and the like of the automobile all contain the longitudinal beam. The longitudinal beam is generally formed by stamping low alloy steel plates, the section shape is generally groove-shaped, and some longitudinal beams are made into Z-shaped or box-shaped sections.

General automobile longitudinal beam is at some little collision in-process, takes place to warp easily to lead to the life-span of the longeron of using lower, take place danger easily, the longeron is when taking place high-speed collision simultaneously, and huge impact force makes personnel cause the injury easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an automobile engine compartment longitudinal beam assembly.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an automobile engine compartment longitudinal beam assembly comprises a shell, wherein a square groove is formed in the right side face of the shell, an expansion bracket is connected to the inner side wall of the square groove in the shell in a sliding mode, a connecting plate is fixedly connected to the right end of the expansion bracket, a plurality of screw holes are formed in the right side face of the connecting plate, a plurality of springs are fixedly connected between the left side face of the expansion bracket and the left inner wall of the shell, a limiting rod is fixedly connected to the left side face of the expansion bracket, and a limiting hole is formed in the outer side face of the limiting rod;

the left surface of shell is provided with the link, two fixed plates of right flank fixedly connected with of link, the link passes through a plurality of first bolt fixed connection with the shell, the fixed plate passes through a plurality of second bolt fixed connection with the shell, gag lever post and shell and link sliding connection, the back inner wall fixedly connected with cylinder of link.

As a further description of the above technical solution:

the gag lever post is located the inside of middle spring, the right inner wall of link is run through to the left end of gag lever post.

As a further description of the above technical solution:

the left end of shell is located between two fixed plates, two the right side of fixed plate is crescent.

As a further description of the above technical solution:

the antetheca fixedly connected with clamp plate of link, the equal threaded connection of upper surface of clamp plate and the trailing flank of link has a plurality of third bolts.

As a further description of the above technical solution:

the telescopic frame is U-shaped, and the left part of telescopic frame, the right part of spring and gag lever post all are in the inside in the shell square groove.

As a further description of the above technical solution:

a plurality of the screw is evenly distributed on the connecting plate, and a plurality of the screw is symmetrical about the plane at the axis place of connecting plate.

As a further description of the above technical solution:

the left end of gag lever post runs through the right inner wall of link, spacing hole site is in front and back direction, and the height of the vertical direction in spacing hole and the diameter of the piston rod in the cylinder etc. are big.

As a further description of the above technical solution:

the shell, the telescopic frame and the connecting frame are all made of low-carbon alloy steel.

The utility model discloses following beneficial effect has:

1. compared with the prior art, the automobile engine compartment longitudinal beam assembly effectively releases energy after low-speed collision through the arranged spring, the telescopic rod and the shell, so that the deformation of the shell is avoided, and the service life of the automobile engine compartment longitudinal beam assembly is prolonged.

2. Compared with the prior art, this automobile engine cabin longeron assembly through spring, telescopic link, shell, cylinder and the gag lever post that sets up, has realized indirectly carrying out the secondary release to the energy after the high-speed collision, and the setting up of spacing hole prevents to cause the secondary damage because of the release of spring energy to the human body.

Drawings

Fig. 1 is a structural diagram of a longitudinal beam assembly of an automobile engine compartment according to the present invention;

fig. 2 is a front view of a longitudinal beam assembly of an automobile engine compartment provided by the present invention;

fig. 3 is a side view of a longitudinal beam assembly of an automobile engine compartment according to the present invention;

fig. 4 is a top view of an automobile engine compartment longitudinal beam assembly provided by the present invention;

fig. 5 is a cross-sectional view of an automobile engine compartment longitudinal beam assembly provided by the present invention.

Illustration of the drawings:

1. a connecting plate; 2. a screw hole; 3. a telescopic frame; 4. a housing; 5. a spring; 6. a connecting frame; 7. a first bolt; 8. a limiting hole; 9. a limiting rod; 10. a cylinder; 11. a fixing plate; 12. a second bolt; 13. a third bolt; 14. and (7) pressing a plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-5, the present invention provides an embodiment: the utility model provides an automobile engine cabin longeron assembly, which comprises an outer shell 4, square groove has been seted up to the right flank of shell 4, the inside wall sliding connection in square groove has expansion bracket 3 in the shell 4, expansion bracket 3 is the U-shaped, the expansion bracket 3 of U-shaped is convenient for reduce the material, impact force when also can bearing the collision simultaneously, the right-hand member fixedly connected with connecting plate 1 of expansion bracket 3, a plurality of screws 2 have been seted up to the right flank of connecting plate 1, a plurality of screws 2 evenly distributed on connecting plate 1, and the plane symmetry at a plurality of screws 2 axis places about connecting plate 1, screw 2 is arranged in connecting the energy-absorbing box in the car, a plurality of springs 5 of fixedly connected with between the left surface of expansion bracket 3 and the left inner wall of shell 4, spring 5 is used for applying elasticity to expansion bracket 3, simultaneously save some energy that produce because of the collision.

The left side fixedly connected with gag lever post 9 of expansion bracket 3, gag lever post 9 are located the inside of middle spring 5, and the right inner wall of gag lever post 9's left end through connection 6 is convenient for the slip of gag lever post 9 when bumping, and the left part of expansion bracket 3, the right part of spring 5 and gag lever post 9 all are in the inside of shell 4 middle square groove. The left surface of shell 4 is provided with link 6, two fixed plates 11 of the right flank fixedly connected with of link 6, the left end of shell 4 is located between two fixed plates 11, the right side of two fixed plates 11 is the crescent, link 6 and shell 4 are through a plurality of first bolt 7 fixed connection, fixed plate 11 and shell 4 are through a plurality of second bolt 12 fixed connection, fixed plate 11 prevents to become flexible between shell 4 and the link 6, practice thrift certain material simultaneously.

Gag lever post 9 and shell 4 and link 6 sliding connection, the back inner wall fixedly connected with cylinder 10 of link 6, spacing hole 8 is located the fore-and-aft direction, spacing hole 8 has been seted up to gag lever post 9's lateral surface, and the height of the vertical direction in spacing hole 8 is equidimension with the diameter of the piston rod in the cylinder 10, piston rod and spacing hole 8 in the cylinder 10 are used for restricting the removal of expansion bracket 3 when taking place high-speed collision, the antetheca fixedly connected with clamp plate 14 of link 6, the equal threaded connection of the upper surface of clamp plate 14 and the trailing flank of link 6 has a plurality of third bolts 13, third bolt 13 is used for the frame connection with link 6 and car, the stability of connecting to shell 4 has been strengthened, shell 4, expansion bracket 3 and link 6 all adopt the low carbon alloy steel material, increase its hardness, prevent to produce great deformation because of the collision.

The working principle is as follows: the right end face of the connecting plate 1 is connected with the energy absorption box through the screw hole 2, when the automobile bumper is collided at a low speed, the collided energy sequentially passes through the bumper, the energy absorption box and the connecting plate 1, the connecting plate 1 transmits the energy to the expansion bracket 3, the expansion bracket 3 moves leftwards, the spring 5 is extruded by the expansion bracket 3, the energy of the expansion bracket 3 is converted into elastic potential energy of the spring 5, the limiting hole 8 does not reach a piston rod in the cylinder 10, the energy of the spring 5 is released, the expansion bracket 3 moves rightwards, and the bumper indirectly returns to the initial position.

When the automobile is in high-speed collision, collision energy is indirectly converted into elastic potential energy of the spring 5, the limiting rod 9 moves leftwards along with the telescopic frame 3, air pressure of a cylinder body in the air cylinder 10 is increased, and a piston rod in the air cylinder 10 rapidly extends into the limiting hole 8, so that some energy is absorbed, meanwhile, the release of the energy of the spring 5 is prevented, and the injury of collision to people is reduced.

When the collision is over, the air pressure in the cylinder body in the cylinder 10 is reduced, and the piston rod in the cylinder 10 moves backward, so that the expansion bracket 3 slowly returns to the initial position by the spring 5.

An automobile engine compartment longitudinal beam assembly can be used for an automobile engine compartment.

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. An automobile engine compartment longitudinal beam assembly, includes shell (4), its characterized in that: a square groove is formed in the right side face of the shell (4), an expansion bracket (3) is connected to the inner side wall of the square groove in the shell (4) in a sliding mode, a connecting plate (1) is fixedly connected to the right end of the expansion bracket (3), a plurality of screw holes (2) are formed in the right side face of the connecting plate (1), a plurality of springs (5) are fixedly connected between the left side face of the expansion bracket (3) and the left inner wall of the shell (4), a limiting rod (9) is fixedly connected to the left side face of the expansion bracket (3), and a limiting hole (8) is formed in the outer side face of the limiting rod (9);

the left surface of shell (4) is provided with link (6), two fixed plates (11) of right flank fixedly connected with of link (6), link (6) and shell (4) are through a plurality of first bolt (7) fixed connection, fixed plate (11) and shell (4) are through a plurality of second bolt (12) fixed connection, gag lever post (9) and shell (4) and link (6) sliding connection, the back inner wall fixedly connected with cylinder (10) of link (6).

2. The automotive engine compartment rail assembly of claim 1, wherein: the limiting rod (9) is located inside the middle spring (5), and the left end of the limiting rod (9) penetrates through the right inner wall of the connecting frame (6).

3. The automotive engine compartment rail assembly of claim 1, wherein: the left end of shell (4) is located between two fixed plates (11), two the right side of fixed plate (11) is crescent.

4. The automotive engine compartment rail assembly of claim 1, wherein: the front wall of the connecting frame (6) is fixedly connected with a pressing plate (14), and the upper surface of the pressing plate (14) and the rear side face of the connecting frame (6) are in threaded connection with a plurality of third bolts (13).

5. The automotive engine compartment rail assembly of claim 1, wherein: the telescopic frame (3) is U-shaped, and the left part of the telescopic frame (3), the spring (5) and the right part of the limiting rod (9) are all positioned in the square groove in the shell (4).

6. The automotive engine compartment rail assembly of claim 1, wherein: a plurality of screw (2) evenly distributed on connecting plate (1), and a plurality of screw (2) are about the plane symmetry at the axis place of connecting plate (1).

7. The automotive engine compartment rail assembly of claim 1, wherein: the limiting hole (8) is located in the front-back direction, and the height of the limiting hole (8) in the vertical direction is equal to the diameter of a piston rod in the cylinder (10).

8. The automotive engine compartment rail assembly of claim 1, wherein: the shell (4), the expansion bracket (3) and the connecting frame (6) are all made of low-carbon alloy steel.