CN213921216U

CN213921216U - Automobile right longitudinal beam

Info

Publication number: CN213921216U
Application number: CN202022567637.2U
Authority: CN
Inventors: 柯昌合
Original assignee: Hubei Xinyuehai Auto Parts Co ltd
Current assignee: Hubei Xinyuehai Auto Parts Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-08-10
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a car right side longeron, including the fixed plate. The positioning block is connected in the beam body and is arranged to be triangular, the right angle of the positioning block is attached to the side wall and the lower surface in the beam body, so that the shock resistance of the beam body is enhanced, can avoid the direct fracture of the beam body when the automobile collides, the impact force continuously impacts the column A and the cab, and the upper part of the positioning block is provided with a supporting plate which is fixedly connected on the side walls at the two sides of the beam body, meanwhile, the spring leaf is attached to the lower surface of the supporting plate, the supporting plate is supported by utilizing the elastic deformation of the spring leaf, so that the energy can be further absorbed, a fixed seat is arranged at the upper part of the supporting plate, a second spring is arranged in the fixed seat, a second top plate is arranged in the fixed seat, at second roof upper surface fixed connection support column, at support column upper end fixed connection supporting seat, with supporting seat fixed connection in upper portion board lower surface, utilize the reduction impact force that the support column extrusion second spring can the certain degree.

Description

Automobile right longitudinal beam

Technical Field

The utility model relates to an auto-parts technical field specifically is car right longeron.

Background

With the rapid development of economy, the living standard of people has been greatly improved, automobiles as an important vehicle have entered into thousands of households, people have higher and higher requirements on the safety performance of the automobiles, the safety development technology of the automobiles is continuously improved along with the improvement of the requirements of consumers on the safety performance of the automobiles, the safety performance of an automobile body structure is the basis of passive safety, and the longitudinal beam plays a great role in front collision.

Most of the existing longitudinal beams are mainly focused on the shock absorption achieved when frontal collision occurs, and when side collision extrusion occurs, the protection energy absorption effect of the longitudinal beams is poor, so that the longitudinal beams are bent too much, and the protection effect is low.

And the existing longitudinal beam is easy to break when being subjected to too large impact deformation, and extrudes personnel in the cab, so that the personnel safety is damaged, and the difficulty of accident rescue is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a right longitudinal beam of an automobile, which can enhance the shock resistance of the beam body by connecting a positioning block in the beam body, arranging the positioning block into a triangle, and attaching the right angle of the positioning block to the side wall and the lower surface in the beam body, thereby avoiding the direct fracture of the beam body under the collision of the automobile, the impact force continuously impacts the A column and the cab, arranging a supporting plate on the upper part of the positioning block, fixedly connecting the supporting plate to the side walls on the two sides of the beam body, arranging a fixed seat on the upper part of the supporting plate, arranging a second spring in the fixed seat, arranging a second top plate in the fixed seat, fixedly connecting the supporting column on the upper surface of the second top plate, fixedly connecting the supporting seat to the lower surface of the upper plate, utilizing the supporting column to extrude the second spring to reduce the impact force to a, the supporting plate is supported by the elastic deformation of the spring piece, so that energy can be further absorbed, and the problems in the background art are solved.

In order to achieve the above object, the utility model provides a following technical scheme: the automobile right longitudinal beam comprises a fixed plate, a beam body is fixedly arranged on the side wall of one side of the fixed plate, a positioning block is fixedly connected to the lower surface inside the beam body, a groove is arranged in the positioning block, a first spring is fixedly connected with the lower surface in the groove, one end of the first spring, which is far away from the lower surface of the inner part of the groove, is fixedly connected with a first top plate, the middle position of the upper surface of the first top plate is fixedly connected with a spring piece, a supporting plate is attached to the middle position of the upper surface of the spring plate, a fixed seat is fixedly arranged at the middle position of the upper surface of the supporting plate, a second spring is arranged on the lower surface in the fixed seat, a second top plate is attached to the upper end of the second spring, the utility model discloses a fixing base top fixedly connected with supporting seat, including the fixing base top fixedly connected with supporting seat, the supporting seat upper surface is fixed with the backplate on the supporting seat.

Preferably, the first collapse holes and the second collapse holes are formed in the lower surface of the beam body, the two groups of second collapse holes are arranged, and the two groups of second collapse holes are symmetrically arranged on two sides of the first collapse hole.

Preferably, the locating pieces are arranged into two groups, the two groups of locating pieces are arranged into right-angle isosceles trapezoids, and the right angles of the locating pieces are attached to the lower surface and the side wall in the beam body.

Preferably, the grooves are arranged in two groups, and the two groups of grooves are respectively arranged in the two groups of positioning blocks.

Preferably, the first spring and the first top plate are both arranged into two groups, and the two groups of the first spring and the first top plate are respectively arranged in the two groups of grooves.

Preferably, the spring pieces are semicircular steel pieces and are connected inside the two groups of grooves in a sliding mode through first top plates.

Preferably, the side wall of the interior of the beam body is fixedly connected with a reinforcing rib on one side of the positioning block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the positioning block is connected inside the beam body, the positioning block is arranged to be triangular, the right angle of the positioning block is attached to the side wall and the lower surface inside the beam body, so that the impact resistance of the beam body is enhanced, the beam body can be prevented from being directly broken when an automobile collides, the impact force continuously impacts the column A and the cab, the supporting plate is arranged at the upper part of the positioning block, the supporting plate is fixedly connected to the side wall at the two sides of the beam body, meanwhile, the spring piece is attached to the lower surface of the supporting plate, and the supporting plate is supported by the elastic deformation of the spring piece, so that the energy can be further absorbed;

2. set up the fixing base on backup pad upper portion, set up the second spring in the fixing base is inside, set up the second roof inside the fixing base, at second roof upper surface fixed connection support column, at support column upper end fixed connection supporting seat, with supporting seat fixed connection in upper portion board lower surface, utilize the reduction impact force that the support column extrusion second spring can the certain degree.

Drawings

Fig. 1 is a schematic front view structural diagram of a right longitudinal beam of the automobile of the present invention;

FIG. 2 is a schematic side view of a cross-sectional structure of a right side member of the present invention;

fig. 3 is a schematic view of a sectional structure of the positioning block of the right longitudinal beam of the vehicle of the present invention.

In the figure: 1. a fixing plate; 2. a beam body; 3. positioning blocks; 4. a groove; 5. a first spring; 6. a first top plate; 7. a spring plate; 8. a support plate; 9. a fixed seat; 10. a second spring; 11. a second top plate; 12. a support pillar; 13. a supporting seat; 14. an upper guard plate; 15. a first collapsing hole; 16. a second collapsing hole; 17. and (5) reinforcing ribs.

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.

Referring to fig. 1-3, the present invention provides a technical solution: automobile right side longeron, including fixed plate 1, 1 one side lateral wall fixed mounting of fixed plate has roof beam body 2, first collapse hole 15 and second collapse hole 16 have been seted up to roof beam body 2 lower surface inside, two sets of collapse holes warp when being used for the energy-absorbing, second collapse hole 16 sets up to two sets of, 16 symmetries of two sets of second collapse holes set up in first collapse hole 15 both sides, 2 inside lower fixed surface of roof beam body are connected with locating piece 3, be used for strengthening 2 inside anti impact ability of roof beam body, prevent roof beam body 2 excessive impact and rupture, 2 inside lateral walls of roof beam body are located 3 one side fixedly connected with strengthening rib 17 of locating piece, be used for strengthening roof beam body 2 anti impact ability, cooperation locating piece 3 uses, locating piece 3 sets up to two sets of, two sets of locating piece 3 all set up to right isosceles trapezoid, the right angle laminating of locating piece 3 is in 2 inside lower surfaces of roof beam body and lateral wall.

Positioning block 3 is inside to be seted up recess 4 for the slip of spring leaf 7, recess 4 sets up to two sets of, and two sets of recesses 4 set up respectively in two sets of inside positioning block 3, the inside lower surface fixedly connected with first spring 5 of recess 4, for spring leaf 7 provides the shock attenuation, and first spring 5 keeps away from the inside lower surface one end fixedly connected with first roof 6 of recess 4, is used for spring leaf 7 to extrude first spring 5, provides the shock attenuation, and first spring 5 and first roof 6 all set up to two sets of, and two sets of first spring 5 and first roof 6 set up respectively in two sets of recesses 4 insidely, position fixedly connected with spring leaf 7 placed in the middle on the 6 upper surfaces of first roof is used for providing deformation energy-absorbing effect for backup pad 8, and spring leaf 7 sets up to semi-circular steel sheet, and spring leaf 7 is inside two sets of recesses 4 through 6 sliding connection of first roof.

7 upper surface of spring leaf position laminating in the middle position have a backup pad 8, be used for supporting

fixing base

9, 8 upper surface of backup pad position fixed mounting in the middle have fixing base 9, be used for fixed second spring 10 and support column 12, second spring 10 has been placed to the inside lower surface of fixing base 9, be used for providing shock-absorbing function for support column 12, second spring 10 upper end laminating has second roof 11, be used for support column 12 extrusion

second spring

10, 11 upper surface position fixedly connected with support column 12 in the middle of on the second roof, be used for supporting seat 13 and upper guard plate 14, support column 12 is kept away from second spring 10 one end and is run through fixing base 9 top fixedly connected with supporting seat 13, be used for fixed support column 12, the fixed surface laminating has upper guard plate 14 on the supporting seat 13.

The working principle is as follows: when the impact force-balancing bridge is used daily, the upper surface of the spring piece 7 contacts the lower surface of the supporting plate 8, two ends of the spring piece 7 can press the first spring 5 through the first top plate 6, when the impact force-balancing bridge is collided, the upper protection plate 14 is firstly stressed, the upper protection plate 14 can extend the impact force to the supporting column 12 through the supporting seat 13, the supporting column 12 can downwards press the second spring 10 to offset the impact force for the first time, the fixing seat 9 can downwards press the supporting plate 8, the supporting plate 8 is downwards sunken to deform and press the spring piece 7, two ends of the spring piece 7 can press the first spring 5 through the first top plate 6, the impact force is offset for the second time by using the first spring 5, when the first spring 5 is pressed to the lowest, the center of the spring piece 7 can downwards deform to offset the impact force for the third time, the offset of the impact force for the third time is offset, the danger coefficient of a cab is greatly reduced, and the toughness of the beam body 2 is improved, meanwhile, the positioning blocks 3 are triangular, so that the side wall and the bottom surface of the beam body 2 can be connected, and the rigidity of the beam body 2 is further enhanced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Automobile right longeron, including fixed plate (1), its characterized in that: a beam body (2) is fixedly mounted on the side wall of one side of the fixing plate (1), a positioning block (3) is fixedly connected to the inner lower surface of the beam body (2), a groove (4) is formed in the positioning block (3), a first spring (5) is fixedly connected to the inner lower surface of the groove (4), one end, far away from the inner lower surface of the groove (4), of the first spring (5) is fixedly connected with a first top plate (6), a spring leaf (7) is fixedly connected to the middle position of the upper surface of the first top plate (6), a supporting plate (8) is attached to the middle position of the upper surface of the spring leaf (7), a fixing seat (9) is fixedly mounted to the middle position of the upper surface of the supporting plate (8), a second spring (10) is placed on the inner lower surface of the fixing seat (9), a second top plate (11) is attached to the upper end of the second spring (10), a supporting column (12) is fixedly connected to the middle position of the upper surface of the second top plate (11), the supporting column (12) is far away from one end of the second spring (10) and penetrates through a supporting seat (13) fixedly connected to the top of the fixing seat (9), and an upper protection plate (14) is fixedly attached to the upper surface of the supporting seat (13).

2. The automobile right side rail according to claim 1, characterized in that: first collapse holes (15) and second collapse holes (16) are formed in the lower surface of the beam body (2), the second collapse holes (16) are arranged into two groups, and the two groups of second collapse holes (16) are symmetrically arranged on two sides of the first collapse holes (15).

3. The automobile right side rail according to claim 1, characterized in that: the positioning blocks (3) are arranged into two groups, the positioning blocks (3) are arranged into right-angled isosceles trapezoids, and the right angles of the positioning blocks (3) are attached to the lower surface and the side wall inside the beam body (2).

4. The automobile right side rail according to claim 3, characterized in that: the grooves (4) are arranged into two groups, and the two groups of grooves (4) are respectively arranged in the two groups of positioning blocks (3).

5. The automobile right side rail according to claim 4, characterized in that: the first springs (5) and the first top plates (6) are arranged into two groups, and the first springs (5) and the first top plates (6) are arranged in the two groups of grooves (4) respectively.

6. The automobile right side rail according to claim 5, characterized in that: the spring pieces (7) are arranged to be semicircular steel sheets, and the spring pieces (7) are connected inside the two groups of grooves (4) in a sliding mode through the first top plates (6).

7. The automobile right side rail according to claim 1, characterized in that: the side wall of the interior of the beam body (2) is positioned on one side of the positioning block (3) and is fixedly connected with a reinforcing rib (17).