CN217048164U

CN217048164U - Suspension swing arm

Info

Publication number: CN217048164U
Application number: CN202220790213.9U
Authority: CN
Inventors: 陈聪
Original assignee: Wenzhou Jiecheng Auto Parts Co ltd
Current assignee: Wenzhou Jiecheng Auto Parts Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-07-26
Anticipated expiration: 2032-04-07

Abstract

The utility model discloses a suspension swing arm, which belongs to the field of automobile accessories and comprises a swing arm body, wherein a wheel connecting seat is tightly attached to one side surface of the swing arm body, the suspension swing arm can fasten and plug in polygonal jacks by using polygonal bolts, and the tightening bolts are rotated to drive gaskets to tightly press one side surface of the wheel connecting seat, so that the rocker arm body and the wheel connecting seat can be quickly connected, the maintenance efficiency is improved, the design of the polygonal bolt plug in polygonal jacks can limit the wheel connecting seat, the rocker arm body and the wheel connecting seat can be prevented from rotating mutually due to vibration in the wheel running process, the vehicle safety running is influenced, the stress area can be increased by designing the gaskets, the extrusion abrasion of nuts of the bolts and the surface of the wheel connecting seat is reduced, and the service life is prolonged; through the fixed welding first stiffener, second stiffener and the third stiffener in the surface of rocking arm body, can strengthen the intensity of rocking arm body, improve the vehicle and bear, increase of service life.

Description

Suspension swing arm

Technical Field

The utility model relates to an auto-parts field, more specifically say, relate to a suspension swing arm.

Background

The rocker arm of the automobile has the function of changing the direction of the motion and the acting force transmitted by the push rod and the cam to the valve to open. The rocker arm is subjected to a large bending moment during the swinging process, so that the rocker arm has enough strength and rigidity and smaller mass. The rocker arm is made of forged steel, a malleable ball, ductile iron, or an aluminum alloy. The rocker arm is a double-arm lever, the two arms are unequal in length by taking the rocker arm shaft as a fulcrum. The short arm end is provided with a threaded hole for screwing in the valve clearance adjusting screw. The long arm end is processed into an arc surface which is a working surface for pushing the air valve.

The swing arm of the existing suspension, the swing arm body and the wheel connecting seat are mostly fixedly installed by screwing a plurality of bolts, the rocker arm body is inconvenient to maintain by maintenance personnel in such a mode, the maintenance efficiency is reduced, meanwhile, the rocker arm body is limited in the stress range for supporting stress parts, and after the bearing weight of the vehicle exceeds the bearing range of the rocker arm body for long-time use, the rocker arm body is easy to damage and is not beneficial to vehicle safety running. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a suspension swing arm, it is through using inside the polygon bolt fastening grafting polygon jack, rotate and turn round tight bolt, drive the gasket and compress tightly a wheel connecting seat side, make things convenient for the quick connection of rocking arm body and wheel connecting seat, improve maintenance efficiency, the design of polygon bolt grafting polygon jack can restrict the wheel connecting seat, prevent that vibration from leading to rocking arm body and wheel connecting seat to rotate each other in the wheel driving process, influence the safe driving of vehicle, the design of gasket can increase the lifting surface area, reduce the nut of bolt and the extrusion wear of wheel connecting seat surface, improve life; through the fixed welding first stiffener, second stiffener and the third stiffener in the surface of rocking arm body, can strengthen the intensity of rocking arm body, improve the vehicle and bear, increase of service life.

In order to solve the above problems, the utility model adopts the following technical proposal.

A suspension swing arm comprises a swing arm body, wherein a wheel connecting seat is tightly attached to one side face of the swing arm body, a gasket is tightly attached to one side face of the wheel connecting seat, a bolt is slidably sleeved inside the gasket, one end of the bolt is fixedly connected with a sleeve, a polygonal inserting hole is formed in the swing arm body, a polygonal bolt is inserted into the polygonal inserting hole, a first reinforcing rod is fixedly welded on the surface of the swing arm body, a second reinforcing rod is fixedly welded on the surface of the swing arm body, a third reinforcing rod is fixedly welded on the surface of the swing arm body, a mounting seat is fixedly welded at one end of the swing arm body, a lining is fixedly welded at the upper end of the swing arm body, and the polygonal inserting hole is fixedly connected with the inside of the polygonal inserting hole through the polygonal bolt to rotate and tighten the bolt to drive the gasket to tightly press one side face of the wheel connecting seat, the rocker arm body and the wheel connecting seat can be connected quickly conveniently, maintenance efficiency is improved, the wheel connecting seat can be limited by the design of the polygonal inserting holes for inserting the polygonal inserting pins, the rocker arm body and the wheel connecting seat are prevented from rotating mutually due to vibration in the running process of a wheel, safety running of the vehicle is prevented from being influenced, the stress area can be increased by the design of the gasket, the extrusion abrasion of the nut of the bolt and the surface of the wheel connecting seat is reduced, and the service life is prolonged; through the fixed welding first stiffener, second stiffener and the third stiffener in the surface of rocking arm body, can strengthen the intensity of rocking arm body, improve the vehicle and bear, increase of service life.

Further, a fixed welding polygon bolt in a side of wheel connecting seat is through using inside polygon bolt fastening grafting polygon jack, rotates and turns round tight bolt, drives the gasket and compresses tightly a wheel connecting seat side, makes things convenient for the high-speed joint of rocking arm body and wheel connecting seat, improves maintenance efficiency.

Further, the inside fixed weld sleeve of swing arm body, the sleeve is hugged closely to a side of wheel connecting seat, and the design of polygon bolt grafting polygon jack can restrict the wheel connecting seat, prevents that the wheel from traveling in-process vibration and resulting in rocking arm body and wheel connecting seat rotation each other, influence the vehicle safety and travel.

Further, threaded connection bolt is passed through to the inside of wheel connecting seat, the surface of gasket is provided with anti-skidding twill, and the design of gasket can increase lifting surface area, reduces the nut of bolt and the extrusion wear on wheel connecting seat surface, improves life.

Further, the outer surface of first stiffener, second stiffener and third stiffener has paintd anti-rust paint, through the fixed surface at the rocking arm body first stiffener, second stiffener and third stiffener of welding, can strengthen the intensity of rocking arm body, improves the vehicle and bears, increase of service life.

Compared with the prior art, the utility model has the advantages of:

(1) according to the scheme, the polygonal bolt is used for fastening the inside of the inserting polygonal jack, the screwing bolt is rotated to drive the gasket to tightly press one side face of the wheel connecting seat, the rocker arm body and the wheel connecting seat can be conveniently and quickly connected, the maintenance efficiency is improved, the design of the polygonal bolt inserting polygonal jack can limit the wheel connecting seat, the rocker arm body and the wheel connecting seat are prevented from rotating mutually due to vibration in the wheel driving process, the safe driving of a vehicle is influenced, the stress area can be increased due to the design of the gasket, the extrusion abrasion of a nut of the bolt and the surface of the wheel connecting seat is reduced, and the service life is prolonged; through the fixed welding first stiffener, second stiffener and the third stiffener in the surface of rocking arm body, can strengthen the intensity of rocking arm body, improve the vehicle and bear, increase of service life.

(2) A fixed welding polygon bolt in a side of wheel connecting seat, through using inside polygon bolt fastening grafting polygon jack, rotate and turn round tight bolt, drive gasket and compress tightly a wheel connecting seat side, make things convenient for the high-speed joint of rocking arm body and wheel connecting seat, improve maintenance efficiency.

(3) The inside fixed welding sleeve of swing arm body, the sleeve is hugged closely to a side of wheel connecting seat, and the design of polygon bolt grafting polygon jack can restrict wheel connecting seat, prevents that the wheel from going in-process vibration and leading to rocking arm body and wheel connecting seat rotation each other, influences the vehicle safety and goes.

(4) Threaded connection bolt is passed through to the inside of wheel connecting seat, and the surface of gasket is provided with anti-skidding twill, and the design of gasket can increase lifting surface area, reduces the nut of bolt and the extrusion wearing and tearing on wheel connecting seat surface, improves life.

(5) The surface of first stiffener, second stiffener and third stiffener is paintd with anti-rust paint, through the fixed surface at the rocking arm body first stiffener of welding, second stiffener and third stiffener, can strengthen the intensity of rocking arm body, improves the vehicle and bears increase of service life.

Drawings

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

FIG. 2 is an enlarged view of the point A of the present invention;

fig. 3 is the left-hand enlarged sectional view of the swing arm body of the utility model.

The reference numbers in the figures illustrate:

1 swing arm body, 11 wheel connecting seats, 12 gaskets, 13 bolts, 14 sleeves, 15 polygonal jacks, 16 polygonal bolts, 2 first reinforcing rods, 21 second reinforcing rods, 22 third reinforcing rods, 23 mounting seats and 24 bushings.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Please refer to fig. 1-3, a suspension swing arm, including swing arm body 1, wheel connecting seat 11 is hugged closely to a side of swing arm body 1, gasket 12 is hugged closely to a side of wheel connecting seat 11, bolt 13 has been cup jointed in the inside slip of gasket 12, the one end fixedly connected with sleeve 14 of bolt 13, swing arm body 1's inside is provided with polygon jack 15, polygon bolt 16 has been alternates in polygon jack 15's inside, swing arm body 1's fixed surface welds has first stiffener 2, swing arm body 1's fixed surface welds has second stiffener 21, swing arm body 1's fixed surface welds has third stiffener 22, swing arm body 1's fixed surface welds has mount pad 23, swing arm body 1's fixed upper end welds has bush 24.

Referring to fig. 1-3, a polygonal bolt 16 is fixedly welded on one side surface of a wheel connecting seat 11, the polygonal inserting hole 15 is fastened and inserted by using the polygonal bolt 16, a tightening bolt 13 is rotated to drive a gasket 12 to compress one side surface of the wheel connecting seat 11, so that the rocker arm body 1 and the wheel connecting seat 11 can be conveniently and quickly connected, the maintenance efficiency is improved, a sleeve 14 is fixedly welded inside the rocker arm body 1, one side surface of the wheel connecting seat 11 is tightly attached to the sleeve 14, the design of the polygonal bolt 16 inserted and connected with the polygonal inserting hole 15 can limit the wheel connecting seat 11, and the rocker arm body 1 and the wheel connecting seat 11 are prevented from rotating with each other due to vibration in the wheel driving process, and the safe driving of a vehicle is influenced.

Please refer to fig. 1-3, threaded connection bolt 13 is passed through to the inside of wheel connecting seat 11, the surface of gasket 12 is provided with anti-skidding twill, the design of gasket 12 can increase lifting surface area, reduce the nut of bolt 13 and the extrusion wear on wheel connecting seat 11 surface, and the service life is prolonged, first stiffener 2, the surface of second stiffener 21 and third stiffener 22 is smeared with anti-rust paint, through the fixed surface welding first stiffener 2 at rocker arm body 1, second stiffener 21 and third stiffener 22, the intensity of rocker arm body 1 can be strengthened, the vehicle is improved to bear, and the service life is prolonged.

The suspension swing arm drives the gasket 12 to compress one side surface of the wheel connecting seat 11 by using the polygonal bolt 16 to fasten the inside of the inserting polygonal jack 15 and rotating the screwing bolt 13, so that the rocker arm body 1 and the wheel connecting seat 11 can be conveniently and quickly connected, the maintenance efficiency is improved, the design of the polygonal bolt 16 inserting the polygonal jack 15 can limit the wheel connecting seat 11, the rocker arm body 1 and the wheel connecting seat 11 are prevented from rotating mutually due to vibration in the wheel driving process, the safe driving of a vehicle is influenced, the stress area can be increased by the design of the gasket 12, the extrusion abrasion of the nut of the bolt 13 and the surface of the wheel connecting seat 11 is reduced, the service life is prolonged, through the fixed welding first stiffener 2, second stiffener 21 and third stiffener 22 in the surface of rocking arm body 1, can strengthen rocking arm body 1's intensity, improve the vehicle and bear, increase of service life.

The foregoing is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the protection scope of the present invention by replacing or changing the technical solution and the modified concept of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a suspension swing arm, includes swing arm body (1), its characterized in that: a wheel connecting seat (11) is tightly attached to one side surface of the swing arm body (1), a gasket (12) is tightly attached to one side surface of the wheel connecting seat (11), a bolt (13) is sleeved in the gasket (12) in a sliding manner, one end of the bolt (13) is fixedly connected with a sleeve (14), a polygonal jack (15) is arranged inside the swing arm body (1), a polygonal bolt (16) is inserted into the polygonal jack (15), a first reinforcing rod (2) is fixedly welded on the surface of the swing arm body (1), a second reinforcing rod (21) is fixedly welded on the surface of the swing arm body (1), a third reinforcing rod (22) is fixedly welded on the surface of the swing arm body (1), the swing arm comprises a swing arm body (1), and is characterized in that a mounting seat (23) is fixedly welded at one end of the swing arm body (1), and a bushing (24) is fixedly welded at the upper end of the swing arm body (1).

2. A suspension swing arm according to claim 1, wherein: and a polygonal bolt (16) is fixedly welded on one side surface of the wheel connecting seat (11).

3. A suspension swing arm according to claim 1, wherein: a sleeve (14) is fixedly welded inside the swing arm body (1), and one side face of the wheel connecting seat (11) is tightly attached to the sleeve (14).

4. A swing arm suspension according to claim 1, wherein: the wheel connecting seat (11) is internally provided with a threaded connecting bolt (13), and the outer surface of the gasket (12) is provided with anti-skidding twill.

5. A suspension swing arm according to claim 1, wherein: and the outer surfaces of the first reinforcing rod (2), the second reinforcing rod (21) and the third reinforcing rod (22) are coated with antirust paint.