CN218431147U

CN218431147U - Vibration-proof vehicle bumper

Info

Publication number: CN218431147U
Application number: CN202222215937.3U
Authority: CN
Inventors: 祁志明
Original assignee: Changzhou Mingchen Automobile Co ltd
Current assignee: Changzhou Mingchen Automobile Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-02-03
Anticipated expiration: 2032-08-23

Abstract

The utility model relates to a bumper technical field, anti-vibration vehicle bumper, including crossbeam and bumper body, the bumper body is hollow structure, bumper body is inside evenly to be provided with a plurality of first enhancement subassemblies along bumper length direction, bumper body bottom use the bumper central line as the axisymmetric installation department of being provided with and strengthen the subassembly with installation department staggered arrangement's second, the installation department bottom is provided with the connecting rod that is perpendicular down state, the bottom of connecting rod surface is provided with a plurality of swallow-tail shape lugs, the top of crossbeam is provided with spacing casing through fixing bolt, the inner wall of spacing casing be provided with swallow-tail shape lug assorted swallow-tail shape spout, the utility model discloses, structural strength is high, the wholeness is good, connecting piece department sound construction, difficult production resonance.

Description

Vibration-proof vehicle bumper

Technical Field

The utility model belongs to the technical field of the bumper, concretely relates to anti-vibration vehicle bumper.

Background

The automobile bumper is a safety device for absorbing and relieving external impact force and protecting the front part and the rear part of an automobile body, the front part and the rear part of the automobile are stamped into channel steel by steel plates and riveted or welded with frame longitudinal beams, a large gap is reserved between the front part and the rear part of the automobile body, the appearance is quite unattractive, along with the development of the automobile industry and the large application of engineering plastics in the automobile industry, the automobile bumper as an important safety device also moves to a renovated road, the current front part and the rear part of the automobile need to be harmonious and unified with the shape of the automobile body besides the original protection function, the light weight of the automobile bumper is pursued, the structural strength of the existing automobile bumper is not high, the structural strength of some parts is lower, the structural part of a connecting part is not firm, the integral rigidity is low, and the resonance is easily generated with the automobile in the driving process, so that the connecting part is loosened or even falls off.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to above-mentioned defect, provide an anti-vibration vehicle bumper, structural strength is high, and the wholeness is good, and connecting piece department sound construction, the rigidity is high, is difficult for producing resonance.

The utility model provides a technical scheme that its technical problem adopted as follows: anti-vibration vehicle bumper, including crossbeam and bumper body, the bumper body is hollow structure, the inside bumper body length direction that follows of bumper body evenly is provided with a plurality of first enhancement subassemblies, bumper body bottom uses bumper body central line to strengthen the subassembly as the axial symmetry and be provided with the installation department and with installation department staggered arrangement's second, the installation department bottom is provided with the connecting rod that is perpendicular downed state, the bottom of connecting rod is provided with a plurality of swallow-tail shape lugs, the top of crossbeam is provided with spacing casing through fixing bolt, the inner wall of spacing casing be provided with swallow-tail shape lug assorted swallow-tail spout.

Further, first enhancement subassembly includes that it sets up two triangle-shaped strengthening ribs one and the symmetry of setting in the inside one side of bumper body as axial symmetry with bumper body horizontal central line two triangle-shaped strengthening ribs two of both sides between the triangle-shaped strengthening rib one, two the both ends of triangle-shaped strengthening rib one are respectively with two the both ends of triangle-shaped strengthening rib two are connected, the top and the bottom of triangle-shaped strengthening rib one respectively with the inside top and the bottom fixed connection of bumper body, the top and the bottom of triangle-shaped strengthening rib two respectively with the inside top and the bottom fixed connection of bumper body.

Furthermore, the second reinforcing assembly comprises a plurality of transverse reinforcing ribs arranged at the bottom end of the bumper body and a plurality of vertical reinforcing ribs vertical to the transverse reinforcing ribs, the transverse reinforcing ribs are arranged at intervals, and the vertical reinforcing ribs are arranged at intervals.

Furthermore, the transverse reinforcing ribs and the vertical reinforcing ribs are integrally formed.

Further, the installation department includes lug and mounting groove, the lug is the integrated into one piece structure with the bumper body, and the lug cross section is the rectangle structure, the mounting groove is seted up in the lug bottom, supplies the connecting rod to insert, the connecting rod passes through fixing bolt and the mounting groove cooperation locking of lug.

The beneficial effects of the utility model are that:

the utility model discloses a hollow structure's bumper body, make the bumper lightweight, the vehicle oil consumption has been reduced, and set up two triangle-shaped strengthening ribs one and two triangle-shaped strengthening ribs two inside the bumper, and the both ends of two triangle-shaped strengthening ribs one and triangle-shaped strengthening rib two are connected respectively, the first enhancement subassembly of the structure constitution of these two triangle-shaped strengthening ribs one and triangle-shaped strengthening rib two makes the reinforcing surface maximize of the inside one side of bumper, and strengthen the inside whole bumper through a plurality of first enhancement subassemblies, make the structural strength of bumper promote greatly, the structural strength of bumper has further been strengthened to the second strengthening rib subassembly of bumper bottom, make the bumper all receive the enhancement everywhere, make the whole rigidity of bumper improve, thereby change the bumper natural vibration frequency, prevent and reduce resonant production in driving.

The utility model discloses a spacing casing, the cooperation setting of dovetail lug and dovetail spout, and the dovetail spout can transversely carry on spacingly to the dovetail lug, spacing casing is vertical spacing to the dovetail lug, the throw-off phenomenon that produces when this structure can effectively prevent expend with heat and contract with cold and vibration, it is more firm to make being connected between bumper and the crossbeam, it is difficult not hard up, prevent to lead to connecting piece department to appear becoming flexible because of vibration and the environment of the in-process of traveling, improve the structural strength of junction, further reduce resonant production.

Drawings

The foregoing and other objects, features, and advantages of the invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings.

Fig. 1 is a front sectional view of the present invention.

Fig. 2 is a top cross-sectional view of the limiting housing of the present invention.

Fig. 3 is a bottom view of the connecting rod of the present invention.

Fig. 4 is a bottom cross-sectional view of the bumper body of the present invention.

Fig. 5 is a bottom view of the bumper body of the present invention.

Wherein: 1. a cross beam; 2. a bumper body; 3. a first reinforcement assembly; 301. a first triangular reinforcing rib; 302. a second triangular reinforcing rib; 4. an installation part; 5. a second reinforcement member; 501. transverse reinforcing ribs; 502. a vertical reinforcing rib; 6. a connecting rod; 7. a dovetail-shaped projection; 8. a limiting shell; 9. a dovetail-shaped chute; 10. a bump; 11. and (4) mounting the groove.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1-5, the anti-vibration vehicle bumper includes a beam 1 and a bumper body 2, the bumper body 2 is of a hollow structure, the bumper body 2 of the hollow structure enables the bumper body 2 to be light-weighted, and the vehicle oil consumption is reduced, a plurality of first reinforcing assemblies 3 are uniformly arranged inside the bumper body 2 along the length direction of the bumper body 2, the first reinforcing assemblies 3 include two triangular reinforcing ribs 301 which are symmetrically arranged on one side inside the bumper body 2 by taking the transverse central line of the bumper body 2 as an axis, and two triangular reinforcing ribs 302 which are symmetrically arranged on two sides between the two triangular reinforcing ribs 301, two ends of the two triangular reinforcing ribs 301 are respectively connected with two ends of the two triangular reinforcing ribs 302, the integrity between the triangular reinforcing ribs is increased by the structure connected at the two ends, the reinforcing surfaces of the triangular reinforcing ribs 301 and the triangular reinforcing ribs 302 to the bumper body 2 are maximized, the strength of the whole structure is higher, the top ends and the bottom ends of the triangular reinforcing ribs 301 and the triangular reinforcing surfaces of the triangular reinforcing ribs 302 are respectively fixedly connected with the top end and the bottom end inside of the bumper body 2, the plurality of the first reinforcing assemblies 3 reinforce the inside the bumper body 2, the whole reinforcing structures and the bumper body 2 can greatly improve the rigidity of the bumper body, and the frequency of the bumper body, and the bumper body can effectively reduce the bumper body, and the bumper.

2 bottom of bumper body are provided with installation department 4 and with installation department 4 staggered arrangement's second reinforced assembly 5 for axial symmetry with 2 central lines of bumper body, second reinforced assembly 5 includes a plurality of horizontal strengthening rib 501 of arranging in 2 bottoms of bumper body and a plurality of vertical strengthening rib 502 with horizontal strengthening rib 501 vertically, interval arrangement between the adjacent horizontal strengthening rib 501, interval arrangement between the adjacent vertical strengthening rib 502, horizontal strengthening rib 501 and vertical strengthening rib 502 integrated into one piece design, integrated into one piece's structural integrity is better, intensity is higher, horizontal strengthening rib 501 and vertical strengthening rib 502 have further strengthened bumper body 2's structural strength and rigidity, change bumper natural frequency of vibration, prevent and reduce resonant production in driving.

The bottom of 4 bottoms of installation department is provided with the connecting rod 6 that is perpendicular downed state, the bottom of connecting rod 6 is provided with a plurality of dovetail lugs 7, a plurality of dovetail lugs 7 can divide the circumference setting equally, the top of crossbeam 1 is provided with spacing casing 8 through fixing bolt, the through-hole that supplies connecting rod 6 to pass through is seted up on the top of spacing casing 8, the inner wall of spacing casing 8 is provided with dovetail spout 9 with dovetail lug 7 assorted, dovetail spout 9 can transversely carry on spacingly to dovetail lug 7, spacing casing 8 is vertical spacing to dovetail lug 7, the structure can effectively prevent the throw-off phenomenon that produces when expend with heat and contract with cold and vibration, make the connection between bumper body 2 and the crossbeam 1 more firm, it is difficult not hard up, prevent to lead to appear becoming flexible because of vibration and environment among the driving process, improve the structural strength of junction, further reduce resonant production.

Preferably, installation department 4 includes lug 10 and mounting groove 11, lug 10 and bumper body 2 are integrated into one piece structure, and lug 10 cross section is the rectangle structure, mounting groove 11 sets up in lug 10 bottom, supplies connecting rod 6 to insert, and connecting rod 6 passes through fixing bolt and the 11 cooperation locking of mounting groove of lug 10.

The installation process comprises the following steps: insert spacing casing 8 with the one end of connecting rod 6 from the bottom of spacing casing 8 inside, the top of spacing casing 8 is passed on the top of connecting rod 6, it is inside until swallow-tail shape lug 7 gets into swallow-tail shape spout 9, and the top of swallow-tail shape lug 7 offsets with the inside top of spacing casing 8, pass through fixing bolt to fix spacing casing 8 again on the top of crossbeam 1, make spacing casing 8 and connecting rod 6 locking, pass through mounting groove 11 and connecting rod 6 joint with bumper 2 again, 11 fixed connection of mounting groove with fixing bolt messenger connecting rod 6 and lug 10, can accomplish the installation.

The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the techniques of the present invention are substantially any simple modification and equivalent changes to the above embodiments, all falling within the protection scope of the present invention.

Claims

1. Anti-vibration vehicle bumper, including crossbeam (1) and bumper body (2), its characterized in that: bumper body (2) are hollow structure, inside bumper body (2) evenly is provided with a plurality of first enhancement subassemblies (3) along bumper body (2) length direction of bumper body (2), bumper body (2) bottom uses bumper body (2) central line to strengthen subassembly (5) as the axisymmetric second that is provided with installation department (4) and with installation department (4) staggered arrangement, installation department (4) bottom is provided with connecting rod (6) that are perpendicular down-ward state, connecting rod (6) bottom is provided with a plurality of swallow-tailed lugs (7), the top of crossbeam (1) is provided with spacing casing (8) through fixing bolt, the inner wall of spacing casing (8) be provided with swallow-tailed lug (7) assorted swallow-tailed spout (9).

2. The vibration-proof vehicle bumper of claim 1, wherein: first subassembly (3) are including setting up two triangle-shaped strengthening ribs (301) and the symmetry of both sides between triangle-shaped strengthening rib (301) two (302) two of inside one side of bumper body (2) as axial symmetry with bumper body (2) horizontal central line the both ends of triangle-shaped strengthening rib (301) are respectively with two the both ends of triangle-shaped strengthening rib two (302) are connected, the top and the bottom of triangle-shaped strengthening rib one (301) respectively with inside top and bottom fixed connection of bumper body (2), triangle-shaped strengthening rib two (302) top and bottom respectively with inside top and bottom fixed connection of bumper body (2).

3. The vibration-proof vehicle bumper of claim 1, wherein: subassembly (5) are strengthened including a plurality of horizontal strengthening rib (501) of arranging in bumper body (2) bottom and a plurality of vertical strengthening rib (502) perpendicular with horizontal strengthening rib (501), and are adjacent interval arrangement between horizontal strengthening rib (501), adjacent interval arrangement between vertical strengthening rib (502).

4. The vibration-proof vehicle bumper of claim 3, wherein: and the transverse reinforcing ribs (501) and the vertical reinforcing ribs (502) are integrally formed.

5. The vibration-proof vehicle bumper of claim 1, wherein: installation department (4) include lug (10) and mounting groove (11), lug (10) and bumper body (2) are the integrated into one piece structure, and lug (10) cross section is the rectangle structure, set up in lug (10) bottom mounting groove (11), supply connecting rod (6) to insert, mounting groove (11) cooperation locking that connecting rod (6) pass through fixing bolt and lug (10).