CN210116346U

CN210116346U - Automobile front pillar assembly

Info

Publication number: CN210116346U
Application number: CN201920265548.7U
Authority: CN
Inventors: 唐诚; 陈贵樟
Original assignee: ZHEJIANG WANXIANG MARELLI SHOCK ABSORBER CO Ltd; Wanxiang Group Corp
Current assignee: ZHEJIANG WANXIANG MARELLI SHOCK ABSORBER CO Ltd; Wanxiang Group Corp
Priority date: 2019-03-01
Filing date: 2019-03-01
Publication date: 2020-02-28
Anticipated expiration: 2029-03-01

Abstract

The utility model discloses an automobile front strut assembly, which relates to the technical field of automobile parts and comprises a piston rod, a liquid storage cylinder and a knuckle support, wherein one end of the piston rod is fixed with one end of the liquid storage cylinder, the other end of the piston rod is connected with an upper support assembly, a bearing is sleeved at the joint of the piston rod and the upper support assembly, an upper spring seat is sleeved on the outer ring of the bearing and is sealed by an upper rubber pad, the upper rubber pad comprises a pad surface and a sleeve, the pad surface is vertically connected with the sleeve, the joint is relatively convex, a plurality of pits are arranged on the upper surface of the pad surface, a plurality of concave lines are arranged on the inner wall of the sleeve, a shock absorbing spring is connected between the upper spring seat and a lower spring seat, the knuckle support is sleeved with the other end of the liquid storage cylinder, the utility model has the advantages of simple structure, convenient installation, high strength and good shock absorbing, the rubber pad on the spring seat is not easy to shift and move, so that the after-sale PPM is effectively reduced, and the product quality is improved.

Description

Automobile front pillar assembly

Technical Field

The utility model relates to an automobile parts technical field especially relates to a support assembly before car.

Background

With the increasing improvement of the living standard of people, automobiles become indispensable vehicles in people's lives, wherein an automobile front pillar assembly is an important part of the automobile, the automobile front pillar assembly mainly comprises a liquid storage cylinder, a piston rod, a dust cover, a shock absorbing spring and the like, wherein the shock absorbing spring is supported by an upper spring seat and a lower spring seat on the automobile front pillar, however, for the automobile front pillar with higher stiffness and larger lateral force of the shock absorbing spring, a rubber pad arranged on the spring seat is very easy to deviate and move, and certain influence is caused on the performance of the automobile front pillar.

For example, a "front pillar assembly of an automobile" disclosed in chinese patent literature, publication No. CN2830136, discloses a front pillar assembly of an automobile, which includes a shock absorber assembly, a coil spring, a front pillar bumper assembly, a spring upper seat, a bearing and a fixing nut; the automobile front pillar anti-vibration device is characterized in that a spiral spring is a conical spiral spring, the bottom of a front pillar buffer block assembly is combined with the upper end of a dust cover, the front pillar buffer block assembly is designed to be an integrally formed part, a rubber part is arranged between a spring upper seat and the spiral spring, a hole at the end of a piston rod is designed to be an inner hexagonal hole, however, the rubber part arranged between the spring upper seat and the spiral spring is large in spring rigidity, and the automobile front pillar with large lateral force can easily shift and move, so that the quality problem is caused.

Disclosure of Invention

The utility model relates to an overcome at present great to some spring rigidity of moving away to avoid possible earthquakes, the great automobile front strut of yawing force, the rubber pad that sets up on the spring holder produces the skew very easily and moves, causes the influence scheduling problem to automobile front strut's performance easily and provides a simple structure, simple to operate, intensity is big, the effectual automobile front strut assembly of shock attenuation.

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

the utility model provides a support assembly before car, includes piston rod, liquid storage cylinder and knuckle support, the one end and the liquid storage cylinder one end of piston rod are fixed, and the other end is connected with upper bracket assembly, the piston rod overlaps with upper bracket assembly junction and is equipped with the bearing, the spring holder has been cup jointed to the outer lane of bearing, it adopts the rubber pad to seal to go up the spring holder, the spring holder has been cup jointed down in the liquid storage cylinder middle section, and lower spring holder adopts the rubber pad to seal down, go up the rubber pad and include face of a pad and sleeve, face of a pad and sleeve vertical connection, and the junction is relative protruding, the face of a pad upper surface is equipped with a plurality of pits, is equipped with a plurality of indent lines on the sleeve inner wall, goes up the spring holder and is connected with shock absorber spring down.

The upper rubber pad in the utility model comprises a pad surface and a sleeve, wherein the pad surface is a hollow round surface, the sleeve is cylindrical, the pad surface and the sleeve are vertically connected to form a whole upper rubber pad which is arranged on the upper spring seat, the upper rubber pad is arranged into the structure, and is sleeved on the upper spring seat which is matched with the upper spring seat, the offset and the movement of the upper rubber cushion can be obviously reduced, moreover, the upper surface of the pad surface on the upper rubber pad is provided with a plurality of concave pits, the inner wall of the sleeve is provided with a plurality of concave grains, the concave pits and the inner concave grains can increase the friction force between the upper rubber pad and the upper spring seat, further reduce the offset and the movement of the upper rubber pad, meanwhile, the joint of the cushion surface and the sleeve is relatively raised, so when the upper rubber cushion is sleeved on the upper spring seat which is matched with the upper rubber cushion, the protrusion can be clamped into the corresponding groove on the upper spring seat, and the offset movement of the upper rubber pad can be further reduced.

Preferably, the piston rod is sleeved with a buffer block below the bearing.

Preferably, a dustproof cover is sleeved on the outer side of the buffer block, and the lower end of the dustproof cover extends to the outer side of the upper end of the liquid storage cylinder.

Preferably, a reinforcing ring is sleeved on the outer side of the buffer block.

The stiffening ring is established to the buffer block outside cover and is used for improving the rigidity of buffer block.

Preferably, the upper end of the upper support assembly is provided with a top plate, and the top plate is connected with the upper support assembly through bolts.

Preferably, a nut is arranged at the end part of the piston rod connected with the upper support assembly.

Preferably, a linear speed lug is arranged on the side of the knuckle support.

Therefore, the utility model discloses following beneficial effect has: the utility model discloses simple structure, simple to operate, intensity is big, and the shock attenuation is effectual to it is great to some spring rigidity of moving away to avoid possible earthquakes, and the great car front pillar of yawing force goes up the last rubber pad on the spring holder and is difficult to produce the skew and moves, effectively reduces the PPM after sale, promotes product quality.

Drawings

Fig. 1 is a schematic sectional structure of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic view of the structure of the upper rubber pad of the present invention.

In the figure: the hydraulic support comprises a piston rod 1, a liquid storage cylinder 2, a knuckle support 3, an upper support assembly 4, a bearing 5, an upper spring seat 6, an upper rubber pad 7, a pad surface 71, a pit 711, a sleeve 72, an inner concave grain 721, a lower spring seat 8, a lower rubber pad 9, a shock absorbing spring 10, a buffer block 11, a dust cover 12, a top plate 13, a bolt 131, a nut 14, a reinforcing ring 15 and a linear speed support lug 16.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Example (b): as shown in fig. 1-3, an automobile front pillar assembly comprises a piston rod 1, a liquid storage cylinder 2 and a knuckle bracket 3, wherein one end of the piston rod 1 is fixed with one end of the liquid storage cylinder 2, the other end of the piston rod 1 is connected with an upper support assembly 4, a nut 14 is arranged at the end part of the piston rod 1 connected with the upper support assembly 4, a bearing 5 is sleeved at the joint of the piston rod 1 and the upper support assembly 4, a buffer block 11 is sleeved below the bearing 5 of the piston rod 1, a dust cover 12 is sleeved outside the buffer block 11, the lower end of the dust cover 12 extends to the outer side of the upper end of the liquid storage cylinder 2, a reinforcing ring 15 is sleeved outside the buffer block 11, an upper spring seat 6 is sleeved outside the bearing 5, the upper spring seat 6 is sealed by an upper rubber pad 7, a lower spring seat 8 is sleeved in the middle section of the liquid storage cylinder 2, the lower spring seat is sealed by a lower rubber pad, pad face 71 and sleeve 72 are connected perpendicularly, and the junction is protruding relatively, pad face 71 upper surface is equipped with a plurality of pits 711, is equipped with a plurality of indent lines 721 on the sleeve 72 inner wall, goes up to be connected with suspension spring 10 between spring holder 6 and the lower spring holder 8, the upper end of upper bracket assembly 4 is equipped with roof 13, roof 13 adopts bolt 131 to be connected with upper bracket assembly 4, knuckle support 3 cup joints with the other end of reservoir 2, knuckle support 3 side is equipped with linear speed journal stirrup 16.

During the use, go up rubber pad 7 cover and establish in last spring holder 6 to, the protruding part embedding matched with of the junction of packing 71 and sleeve 72 goes up in spring holder 6, under the special structure of last rubber pad 7, the pit 711 of packing 71 upper surface, the interior concave lines 721 on the sleeve 72 inner wall and the protruding combined action of packing 71 and sleeve 72 junction, makes last rubber pad 7 be difficult to produce the skew and move.

Claims

1. An automobile front pillar assembly is characterized by comprising a piston rod (1), a liquid storage cylinder (2) and a steering knuckle support (3), wherein one end of the piston rod (1) is fixed with one end of the liquid storage cylinder (2), the other end of the piston rod is connected with an upper support assembly (4), a bearing (5) is sleeved at the joint of the piston rod (1) and the upper support assembly (4), an upper spring seat (6) is sleeved on the outer ring of the bearing (5), the upper spring seat (6) is sealed by an upper rubber pad (7), a lower spring seat (8) is sleeved at the middle section of the liquid storage cylinder (2), the lower spring seat (8) is sealed by a lower rubber pad (9), the upper rubber pad (7) comprises a pad surface (71) and a sleeve (72), the pad surface (71) is vertically connected with the sleeve (72), the joint is relatively convex, a plurality of pits (711) are formed in the upper surface of the pad surface (71), the inner wall of the sleeve (72) is provided with a plurality of concave lines (721), a shock absorbing spring (10) is connected between the upper spring seat (6) and the lower spring seat (8), and the knuckle support (3) is sleeved with the other end of the liquid storage cylinder (2).

2. The vehicle front pillar assembly according to claim 1, characterized in that the piston rod (1) is provided with a bumper (11) under the bearing (5).

3. The automobile front pillar assembly of claim 2, characterized in that a dust cover (12) is sleeved on the outer side of the buffer block (11), and the lower end of the dust cover (12) extends to the outer side of the upper end of the liquid storage cylinder (2).

4. The vehicle front pillar assembly according to claim 2 or 3, characterized in that a reinforcement ring (15) is sleeved outside the bumper (11).

5. The automotive front pillar assembly according to any one of claims 1 to 3, characterized in that a top plate (13) is arranged at the upper end of the upper support assembly (4), and the top plate (13) is connected with the upper support assembly (4) by a bolt (131).

6. The vehicle front pillar assembly according to any one of claims 1 to 3, characterized in that a nut (14) is provided at the end of the piston rod (1) connected to the upper bracket assembly (4).

7. The vehicle front pillar assembly according to any one of claims 1 to 3, characterized in that a linear velocity journal (16) is provided to the side of the knuckle bracket (3).