CN216232558U - Longitudinal beam structure of frame type auxiliary frame - Google Patents

Abstract

The utility model discloses a frame type auxiliary frame longitudinal beam structure, relates to the field of auxiliary frames, and aims to solve the problems that the conventional auxiliary frame longitudinal beam structure is generally arranged as a whole, and a mounting point is not arranged at the rear end of a longitudinal beam, so that the longitudinal beam bears small load, and the safety of the longitudinal beam is reduced. The following scheme is proposed at present, and it includes two roof beam bodies that the structure is the same, two the roof beam body is the symmetric distribution, and two the through-hole that the structure is the same is all seted up on the roof beam body, and two the roof beam body is close to the equal fixed mounting of one end of each other and has the fixed block that the structure is the same, two the fixed block is the symmetric distribution, and two the roof beam body is close to one side of each other and has all seted up the mounting groove, mounting groove and fixed block phase-match. The device is novel in structure, and can splice two beam bodies, so that the load borne by the rear end of the longitudinal beam is reduced, the connecting part of the two beam bodies can be protected, the fracture caused by collision is avoided, and the protection efficiency of the longitudinal beam is improved.

Description

Longitudinal beam structure of frame type auxiliary frame

Technical Field

The utility model relates to the field of auxiliary frames, in particular to a longitudinal beam structure of a frame type auxiliary frame.

Background

The subframe is a framework of a front axle and a rear axle, is an important component of an automobile chassis, and needs to provide a mounting bracket and a space required by mounting for suspension parts, steering parts, power assembly parts and the like. On some motorcycle types with complex structures, in order to balance mounting brackets and mounting spaces of all parts, the structure of the auxiliary frame has more arches, and designed longitudinal beams often have larger bending.

The conventional auxiliary frame longitudinal beam structure is generally arranged as a whole, and the rear end of the longitudinal beam is not provided with a mounting point, so that the bearing load of the longitudinal beam is small, and the safety guarantee problem of the longitudinal beam is reduced.

SUMMERY OF THE UTILITY MODEL

The frame type auxiliary frame longitudinal beam structure provided by the utility model solves the problems that the conventional auxiliary frame longitudinal beam structure is generally arranged integrally, and no mounting point is arranged at the rear end of the longitudinal beam, so that the longitudinal beam bears small load, and the safety guarantee of the longitudinal beam is reduced.

In order to achieve the purpose, the utility model adopts the following technical scheme:

frame sub vehicle frame longeron structure, including two roof beam bodies that the structure is the same, two the roof beam body is the symmetric distribution, and two the through-hole that the structure is the same is all seted up on the roof beam body, and two the roof beam body is close to the equal fixed mounting of one end mutually and has the fixed block that the structure is the same, two the fixed block is the symmetric distribution, and two the roof beam body is close to one side mutually and has all seted up the mounting groove, mounting groove and fixed block phase-match, and two lateral wall movable sleeve all around the roof beam body is equipped with protection machanism.

Preferably, the internal threaded rod that runs through of roof beam, just the threaded rod runs through mounting groove and fixed block and extends to the roof beam body outside, threaded rod one end fixed mounting has the limiting plate, just limiting plate one end movable mounting is kept away from to the threaded rod has the thread bush.

Preferably, the protection mechanism comprises an upper protection shell, a lower protection shell, a first limit groove, a first fixed groove, an installation block, a limit rod, a second fixed groove, a reset spring, a limit block, a third fixed groove, a second limit groove and a limit ring, two first limit grooves which are symmetrically distributed are formed in the top end of the lower protection shell, two second limit grooves which are symmetrically distributed are formed in the lower protection shell, and the first limit grooves are communicated with the second limit grooves.

Preferably, two first fixed slots that are symmetrically distributed are seted up on the top of the upper protective shell, just two third fixed slots that are symmetrically distributed are seted up to the bottom of the upper protective shell, two limiting rods that are symmetrically distributed are seted up in the upper protective shell, just the limiting rod runs through first fixed slot, second fixed slot and third fixed slot.

Preferably, gag lever post top fixed mounting has the installation piece, just gag lever post bottom fixed mounting has the stopper, stopper and first spacing groove phase-match, the fixed cover of gag lever post circumference lateral wall is equipped with the spacing ring, just fixed connection is equipped with reset spring between spacing ring one side and the second fixed slot inner wall, gag lever post circumference lateral wall is located to the reset spring cover.

The utility model has the beneficial effects that:

the mounting groove has all been seted up in two roof beams bodies, can make fixed slot and mounting groove looks block to fasten the installation through threaded rod and thread bush to the fixed block, easy operation and stability are high.

And be equipped with protection machanism in two longeron junctions, protect two longeron junctions through protection machanism, avoid the longeron to suffer the condition emergence that the collision leads to the fracture to improve longeron protection efficiency.

To sum up, the device can splice two roof beam bodies to reduce longeron rear end and bear the load, and can protect two roof beam body junctions, avoid it to receive the collision and lead to the fracture, thereby improve the protection effectiveness of longeron.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top cross-sectional view of the present invention;

FIG. 3 is an enlarged view of A of FIG. 2 according to the present invention;

FIG. 4 is a side sectional view of the shielding mechanism of the present invention;

FIG. 5 is an enlarged view of B of FIG. 4 according to the present invention.

Reference numbers in the figures: 1. a beam body; 2. a through hole; 3. an upper protective shell; 4. a lower protective shell; 5. a threaded rod; 6. a fixed block; 7. a threaded sleeve; 8. a limiting plate; 9. a first limit groove; 10. a first fixing groove; 11. mounting blocks; 12. a limiting rod; 13. a second fixing groove; 14. a return spring; 15. a limiting block; 16. a third fixing groove; 17. a second limit groove; 18. a limit ring.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-2, frame sub vehicle frame longeron structure, including two roof beam bodies 1 that the structure is the same, two roof beam bodies 1 are the symmetric distribution, and all set up the through-hole 2 that the structure is the same on two roof beam bodies 1, and two roof beam bodies 1 are close to the equal fixed mounting of one end of each other and have fixed block 6 that the structure is the same, two fixed blocks 6 are the symmetric distribution, and two roof beam bodies 1 are close to one side of each other and all have seted up the mounting groove, the mounting groove is 6 phase-matchs with the fixed block, and two roof beam bodies 1 lateral wall movable sleeve all around is equipped with protection machanism.

Referring to fig. 2-3, threaded rod 5 runs through in the roof beam body 1, and threaded rod 5 runs through mounting groove and fixed block 6 and extends to the roof beam body 1 outside, 5 one end fixed mounting of threaded rod have a limiting plate 8, and threaded rod 5 keeps away from 8 one end movable mounting of limiting plate has thread bush 7, dock the amalgamation with fixed block 6 and mounting groove, through threaded rod 5 with fixed block 6 and mounting groove firm connection, install thread bush 4 in 5 one end of threaded rod to the rotation is screwed up, thereby makes the connection between two roof beam bodies 1 more firm.

Referring to fig. 1-5, the protection mechanism includes an upper protection shell 3, a lower protection shell 4, a first limit groove 9, a first fixing groove 10, an installation block 11, a limit rod 12, a second fixing groove 13, a reset spring 14, a limit block 15, a third fixing groove 16, a second limit groove 17 and a limit ring 18, wherein the top end of the lower protection shell 4 is provided with two first limit grooves 9 which are symmetrically distributed, the lower protection shell 4 is provided with two second limit grooves 17 which are symmetrically distributed, the first limit groove 9 is communicated with the second limit groove 17, the top end of the upper protection shell 3 is provided with two first fixing grooves 10 which are symmetrically distributed, the bottom end of the upper protection shell 3 is provided with two third fixing grooves 16 which are symmetrically distributed, the upper protection shell 3 is provided with two limit rods 12 which are symmetrically distributed, and the limit rods 12 penetrate through the first fixing grooves 10, the second fixing grooves 13 and the third fixing grooves 16, 12 top fixed mounting of gag lever post has installation piece 11, and 12 bottom fixed mounting of gag lever post has stopper 15, 12 circumference lateral wall fixed cover of gag lever post is equipped with spacing ring 18, and fixed connection is equipped with reset spring 14 between spacing ring 18 one side and the second fixed slot 13 inner wall, 12 circumference lateral walls of gag lever post are located to reset spring 14 cover, stopper 15 and first spacing groove 9 phase-match, with stopper 15 and first spacing groove 9 alignment, press installation piece 11, gag lever post 12 and stopper 15 follow downstream, stopper 15 gets into the second spacing inslot 17 through first spacing groove 9 this moment, rotate installation piece 11 this moment, block 15 card and stabilize in second spacing inslot 17 with stopper 15.

The working principle is as follows: when using the device, dock the amalgamation with fixed block 6 and mounting groove, through threaded rod 5 with fixed block 6 and mounting groove firm connection, install thread bush 4 in 5 one ends of threaded rod to rotate and screw up, thereby make the connection between two roof beam bodies 1 more firm.

Align stopper 15 with first spacing groove 9, press installation piece 11, gag lever post 12 and stopper 15 follow downstream, stopper 15 gets into the second spacing inslot 17 through first spacing groove 9 this moment, rotate installation piece 11 this moment, block 15 card and stabilize in second spacing inslot 17, when protecting crust 3 and protecting crust 4 down need to be torn open, rotate installation piece 11, make installation piece 11 break away from with second installation groove 17, reset spring 14 drives gag lever post 12 and resets, it separately to go up protecting crust 3 and protecting crust 4 down this moment.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (5)

1. Frame sub vehicle frame longeron structure, including two roof beam bodies (1) that the structure is the same, its characterized in that, two roof beam body (1) is the symmetric distribution, and two all set up through-hole (2) that the structure is the same on roof beam body (1), and two roof beam body (1) is close to the equal fixed mounting of one end mutually and has fixed block (6) that the structure is the same, two fixed block (6) are the symmetric distribution, and two roof beam body (1) is close to one side mutually and has all seted up the mounting groove, mounting groove and fixed block (6) phase-match, and two roof beam body (1) lateral wall movable sleeve all around is equipped with protection machanism.

2. The frame subframe longitudinal beam structure according to claim 1, wherein a threaded rod (5) penetrates through the beam body (1), the threaded rod (5) penetrates through a mounting groove and a fixing block (6) and extends to the outer side of the beam body (1), a limiting plate (8) is fixedly mounted at one end of the threaded rod (5), and a threaded sleeve (7) is movably mounted at one end, far away from the limiting plate (8), of the threaded rod (5).

3. A frame subframe longitudinal beam structure according to claim 1, wherein the protection mechanism comprises an upper protection shell (3), a lower protection shell (4), a first limiting groove (9), a first fixing groove (10), a mounting block (11), a limiting rod (12), a second fixing groove (13), a reset spring (14), a limiting block (15), a third fixing groove (16), a second limiting groove (17) and a limiting ring (18), wherein the two first limiting grooves (9) are symmetrically distributed on the top end of the lower protection shell (4), two second limiting grooves (17) are symmetrically distributed in the lower protection shell (4), and the first limiting grooves (9) are communicated with the second limiting grooves (17).

4. A frame subframe longitudinal beam structure according to claim 3, wherein the top end of the upper protection shell (3) is formed with two first fixing slots (10) which are symmetrically distributed, the bottom end of the upper protection shell (3) is formed with two third fixing slots (16) which are symmetrically distributed, two limiting rods (12) which are symmetrically distributed are formed in the upper protection shell (3), and the limiting rods (12) penetrate through the first fixing slots (10), the second fixing slots (13) and the third fixing slots (16).

5. A frame subframe longitudinal beam structure according to claim 4, wherein a mounting block (11) is fixedly mounted at the top end of the limiting rod (12), a limiting block (15) is fixedly mounted at the bottom end of the limiting rod (12), the limiting block (15) is matched with the first limiting groove (9), a limiting ring (18) is fixedly sleeved on the circumferential side wall of the limiting rod (12), a reset spring (14) is fixedly connected between one side of the limiting ring (18) and the inner wall of the second fixing groove (13), and the circumferential side wall of the limiting rod (12) is sleeved with the reset spring (14).

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