CN215333950U

CN215333950U - Automobile pull rod capable of reducing automobile noise

Info

Publication number: CN215333950U
Application number: CN202121107836.3U
Authority: CN
Inventors: 颜振伟
Original assignee: ZHEJIANG HUABANG MACHINERY CO Ltd
Current assignee: ZHEJIANG HUABANG MACHINERY CO Ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-12-28
Anticipated expiration: 2031-05-19

Abstract

The utility model discloses an automobile pull rod for reducing automobile noise, which comprises a pull rod, wherein the left side of the pull rod is in threaded connection with a connecting mechanism, the left side of the connecting mechanism is fixedly connected with a steering ball head mechanism, the steering ball head mechanism comprises a ball head seat, an upper gasket, a first oil inlet nozzle, a spring, a lower gasket, a sealing ring groove, a second oil inlet nozzle, a ball head, a ball pin, a clamping annular groove and a dust cover, and the ball head seat is fixedly connected to the left side of the connecting mechanism. This reduce car noise's car pull rod, be provided with the lower liner, sealing washer and sealing washer groove, make lower liner bottom and ball cup's inner wall be formed with the confined space, inject into machine oil in to the confined space through first oil feed mouth, the inside pressure cooperation spring of confined space, can turn to at the car, can give the shock attenuation of maximum strength when needing the pressure-bearing when two liners wearing and tearing back, can upwards impel the line compensation to the confined space inside refueling with the lower liner by the spring cooperation, can play better shock attenuation effect.

Description

Automobile pull rod capable of reducing automobile noise

Technical Field

The utility model relates to the technical field of machinery, in particular to an automobile pull rod capable of reducing automobile noise.

Background

The steering ball head is one of key parts of a vehicle steering mechanism, the mechanism is connected by an automobile pull rod and plays an important auxiliary role in stabilizing a steering system, when the steering ball head is worn to a certain degree, the ball head is loosened, the friction noise of the steering mechanism is increased, steering wheel shaking and vehicle swinging are easily caused, normal driving is affected, the steering ball head needs to be repaired or replaced at the moment, the steering ball head belongs to a wearing part, and the maintenance cost of the steering ball head has a large proportion in the whole vehicle maintenance cost.

The existing steering ball head inside the automobile pull rod has the defects of quick abrasion and short service life, so that the automobile pull rod is high in noise and the driving experience is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automobile pull rod for reducing automobile noise so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the automobile pull rod capable of reducing automobile noise comprises a pull rod, wherein a connecting mechanism is in threaded connection with the left side of the pull rod, and a steering ball head mechanism is fixedly connected to the left side of the connecting mechanism.

The steering ball head mechanism comprises a ball head seat, an upper gasket, a first oil inlet nozzle, a spring, a lower gasket, a sealing ring groove, a second oil inlet nozzle, a ball head, a ball pin, a clamping ring groove and a dust cover, wherein the ball head seat is fixedly connected to the left side of the connecting mechanism, the upper gasket is fixedly connected to the upper portion of the inner wall of the side face of the ball head seat, the first oil inlet nozzle is fixedly connected to the right side of the ball head seat, the spring is fixedly connected to the left side and the right side of the inner wall of the bottom of the ball head seat, the lower gasket is fixedly connected to the top end of the spring, the sealing ring groove is formed in the middle of the side face of the lower gasket, the sealing ring is positioned in the sealing ring groove and is fixedly connected to the inner wall of the side face of the ball head seat, the second oil inlet nozzle is fixedly connected to the middle of the bottom of the ball head seat, the ball head is rotatably connected to the inner sides of the upper gasket and the lower gasket, and the ball pin is fixedly connected to the top of the ball head, the outer side top of bulb seat is seted up to the chucking ring channel, the dust cover joint is in the inner wall of chucking ring channel.

The pull rod comprises a pull rod main body, a threaded rod and a first bolt hole, the pull rod main body is fixedly connected to the right side of the threaded rod, the threaded rod is fixedly connected to the middle of the left side of the pull rod main body, and the first bolt hole is formed in the middle of the top of the threaded rod.

The connecting mechanism comprises a connecting pipe, a thread groove, a second bolt hole, a bolt and a nut, the connecting pipe is fixedly connected to the middle of the right side of the ball head seat, the thread groove is formed in the middle of the right side of the connecting pipe, the second bolt hole is formed in the top of the connecting pipe and penetrates through the connecting pipe, the bolt is connected to the inside of the second bolt hole in a threaded mode, and the nut is connected to the top of the bolt in a threaded mode.

The diameter of the threaded rod is the same as the inner diameter of the threaded groove, and the inner diameters of the nut, the first bolt hole and the second bolt hole are the same as the diameter of the bolt.

The ball cup is of a cylindrical structure, the upper gasket is of an annular structure, the lower gasket is of a cylindrical structure, and an arc-shaped groove is formed in the top of the lower gasket.

The first oil inlet nozzle and the second oil inlet nozzle are identical in specification, the first oil inlet nozzle penetrates through the left wall of the ball headstock and is communicated with the interior of the ball headstock, and the second oil inlet nozzle penetrates through the bottom wall of the ball headstock and is communicated with the interior of the ball headstock.

The seal ring groove and the clamping ring groove are annular grooves, the seal ring is of an annular structure, the height of the seal ring is smaller than that of the seal ring groove, and the width of the seal ring is equal to the depth of the seal ring groove.

The ball pin penetrates through the middle of the top of the dust cover, and the dust cover is made of soft rubber.

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

1. this reduce car noise's car pull rod, be provided with the lower liner, sealing washer and sealing washer groove, make lower liner bottom and ball cup's inner wall be formed with the confined space, inject into machine oil in to the confined space through first oil feed mouth, the inside pressure cooperation spring of confined space, can turn to at the car, the shock attenuation that can give the maximum strength when needs pressure-bearing such as upslope is after two liners wearing and tearing, can be refueled to confined space inside by the spring cooperation and make the lower liner upwards advance the line compensation, when can playing better shock attenuation effect, increase the device's life.

2. This reduce car noise's car pull rod is provided with the second oil feed mouth, can directly inject lubricating oil to the bulb seat inner space at bulb place in, and when the bulb was when rotating, the bulb can obtain fine lubrication with last liner and lower liner contact surface, so this turn to bulb has lubricated effectual, makes the bulb body stable in rotation, the noise that produces is littleer, life is longer.

Drawings

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

FIG. 2 is a schematic front sectional view of the overall structure of the present invention;

FIG. 3 is a schematic top view of a structural tie bar of the present invention;

fig. 4 is a schematic front cross-sectional view of the steering ball head mechanism of the present invention.

In the figure: the structure comprises a pull rod 1, a pull rod body 11, a threaded rod 12, a first bolt hole 13, a connecting mechanism 2, a connecting pipe 21, a threaded groove 22, a second bolt hole 23, a bolt 24, a nut 25, a steering ball head mechanism 3, a ball head seat 31, an upper gasket 32, a first oil inlet nozzle 33, a spring 34, a lower gasket 35, a sealing ring 36, a sealing ring groove 37, a second oil inlet nozzle 38, a ball head 39, a ball pin 310, a clamping annular groove 311 and a dust cover 312.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a reduce car noise's car pull rod, includes pull rod 1, and pull rod 1 includes pull rod main part 11, threaded rod 12 and

first bolt hole

13, and 11 fixed connection in the right side of threaded rod 12 of pull rod main part, 12 fixed connection in the left side middle part of pull rod main part 11 of threaded rod, and first bolt hole 13 is seted up in the middle of the top of threaded rod 12, and the left side threaded connection of pull rod 1 has coupling mechanism 2, and the left side fixedly connected with of coupling mechanism 2 turns to bulb mechanism 3.

The steering ball head mechanism 3 comprises a ball head seat 31, an upper gasket 32, a first oil inlet nozzle 33, a spring 34, a lower gasket 35, a sealing ring 36, a sealing ring groove 37, a second oil inlet nozzle 38, a ball head 39, a ball pin 310, a clamping ring groove 311 and a dust cover 312, wherein the ball head seat 31 is fixedly connected to the left side of the connecting mechanism 2, the upper gasket 32 is fixedly connected to the upper portion of the inner wall of the side surface of the ball head seat 31, the first oil inlet nozzle 33 is fixedly connected to the right side of the ball head seat 31, the specifications of the first oil inlet nozzle 33 and the second oil inlet nozzle 38 are the same, the first oil inlet nozzle 33 penetrates through the left wall of the ball head seat 31 and is communicated with the interior of the ball head seat 31, the second oil inlet nozzle 38 penetrates through the bottom wall of the ball head seat 31 and is communicated with the interior of the ball head seat 31, the spring 34 is fixedly connected to the left side and the right side of the inner wall of the bottom of the ball head seat 31, the lower gasket 35 is fixedly connected to the top end of the spring 35, the sealing ring groove 37 is opened in the middle portion of the side surface of the lower gasket 35, the ball seat 31 is a cylindrical structure, the upper gasket 32 is an annular structure, the lower gasket 35 is a cylindrical structure, the top of the lower gasket 35 is provided with an arc-shaped groove, the sealing ring 36 is positioned inside the sealing ring groove 37 and fixedly connected to the inner wall of the side surface of the ball seat 31, the sealing ring groove 37 and the clamping annular groove 311 are both annular grooves, the sealing ring 36 is an annular structure, the height of the sealing ring 36 is smaller than that of the sealing ring groove 37, the width of the sealing ring 36 is equal to the depth of the sealing ring groove 37, the second oil inlet nozzle 38 is fixedly connected to the middle of the bottom of the ball seat 31, the ball head 39 is rotatably connected to the inner sides of the upper gasket 32 and the lower gasket 35, the ball pin 310 is fixedly connected to the top of the ball head 39, the clamping annular groove 311 is arranged at the top of the outer side of the ball seat 31, the dust cover 312 is clamped to the inner wall of the clamping annular groove 311, the ball pin 310 penetrates through the middle of the top of the dust cover 312, and the dust cover 312 is made of soft rubber, the lower gasket 35, the sealing ring 36 and the sealing ring groove 37 are arranged, so that a sealing space is formed between the bottom of the lower gasket 35 and the inner wall of the ball seat 31, engine oil is injected into the sealing space through the first oil inlet nozzle 33, the pressure inside the sealing space is matched with the spring 34, the maximum-strength shock absorption can be given when the automobile needs to bear pressure in the process of steering, ascending and the like, when the two gaskets are abraded, the spring 34 is matched with the sealing space to inject oil into the sealing space to push the lower gasket 35 upwards for compensation, the better shock absorption effect can be achieved, meanwhile, the service life of the device is prolonged, the second oil inlet nozzle 38 is arranged, the lubricating oil can be directly injected into the inner space of the ball seat 31 where the ball head 39 is located, when the ball head 39 rotates, the contact surfaces of the ball head 39, the upper gasket 32 and the lower gasket 35 can be well lubricated, and therefore, the steering ball head 39 has good lubricating effect, the ball head 39 is stable in rotation, less in noise and longer in service life.

The connecting mechanism 2 comprises a connecting pipe 21, a thread groove 22, a second bolt hole 23, a bolt 24 and a nut 25, the connecting pipe 21 is fixedly connected to the right middle part of the ball seat 31, the thread groove 22 is arranged at the right middle part of the connecting pipe 21, the second bolt hole 23 is arranged at the top of the connecting pipe 21 and penetrates through the connecting pipe 21, the bolt 24 is in threaded connection with the inside of the second bolt hole 23, the nut 25 is in threaded connection with the top of the bolt 24, the diameter of the threaded rod 12 is the same as the inner diameter of the thread groove 22, and the inner diameters of the nut 25, the first bolt hole 13 and the second bolt hole 23 are the same as the diameter of the bolt 24.

When the automobile pull rod for reducing the automobile noise is used, the automobile pull rod is arranged on an automobile, the ball head 39 rotates in the ball head seat 31 when the automobile steers, lubricating oil is injected into the inner space of the ball head seat 31 where the ball head 39 is located through the second oil inlet nozzle 38, abrasion between the ball head 39 and the two gaskets is reduced, a sealing space is formed between the bottom of the lower gasket 35 and the inner wall of the ball head seat 31, engine oil is injected into the sealing space through the first oil inlet nozzle 33, the pressure inside the sealing space is matched with the spring 34, and after the two gaskets are abraded, the spring 34 can be matched with the sealing space to add oil to the sealing space to push the lower gasket 35 upwards for compensation.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reduce car noise's car pull rod, includes pull rod (1), its characterized in that: the left side of the pull rod (1) is in threaded connection with a connecting mechanism (2), and the left side of the connecting mechanism (2) is fixedly connected with a steering ball head mechanism (3);

turn to bulb mechanism (3) including bulb seat (31), go up pad (32), first oil feed mouth (33), spring (34), lower pad (35), sealing washer (36), seal ring groove (37), second oil feed mouth (38), bulb (39), ball round pin (310), chucking ring channel (311) and dust cover (312), bulb seat (31) fixed connection is in the left side of coupling mechanism (2), it fills up pad (32) fixed connection in the side inner wall upper portion of bulb seat (31), first oil feed mouth (33) fixed connection is in the right side of bulb seat (31), spring (34) fixed connection is in the left and right sides of the bottom inner wall of bulb seat (31), lower pad (35) fixed connection is in the top of spring (34), the side middle part of pad (35) is seted up down in seal ring groove (37), sealing washer (36) are located the inside of seal ring groove (37) and fixed connection is in the side inner wall of bulb seat (31) The second oil inlet nozzle (38) is fixedly connected to the middle of the bottom of the ball head seat (31), the ball head (39) is rotatably connected to the inner sides of the upper gasket (32) and the lower gasket (35), the ball pin (310) is fixedly connected to the top of the ball head (39), the clamping annular groove (311) is arranged at the top of the outer side of the ball head seat (31), and the dust cover (312) is clamped to the inner wall of the clamping annular groove (311).

2. The automotive tie rod of claim 1 for reducing noise of an automobile, wherein: pull rod (1) includes pull rod main part (11), threaded rod (12) and first bolt hole (13), pull rod main part (11) fixed connection is on the right side of threaded rod (12), threaded rod (12) fixed connection is in the left side middle part of pull rod main part (11), first bolt hole (13) are seted up in the middle of the top of threaded rod (12).

3. The automotive tie rod of claim 2 for reducing noise of an automobile, wherein: coupling mechanism (2) are including connecting pipe (21), thread groove (22), second bolt hole (23), bolt (24) and nut (25), connecting pipe (21) fixed connection is in the right side middle part of bulb seat (31), the right side middle part of connecting pipe (21) is seted up in thread groove (22), the top of connecting pipe (21) and run through connecting pipe (21) are seted up in second bolt hole (23), bolt (24) threaded connection is in the inside of second bolt hole (23), nut (25) threaded connection is in the top of bolt (24).

4. The automotive tie rod of claim 3 for reducing noise of an automobile, wherein: the diameter of the threaded rod (12) is the same as the inner diameter of the threaded groove (22), and the inner diameters of the nut (25), the first bolt hole (13) and the second bolt hole (23) are the same as the diameter of the bolt (24).

5. The automotive tie rod of claim 1 for reducing noise of an automobile, wherein: the ball head seat (31) is of a cylindrical structure, the upper gasket (32) is of an annular structure, the lower gasket (35) is of a cylindrical structure, and an arc-shaped groove is formed in the top of the lower gasket (35).

6. The automotive tie rod of claim 1 for reducing noise of an automobile, wherein: the first oil inlet nozzle (33) and the second oil inlet nozzle (38) are identical in specification, the first oil inlet nozzle (33) penetrates through the left wall of the ball socket (31) and is communicated with the interior of the ball socket (31), and the second oil inlet nozzle (38) penetrates through the bottom wall of the ball socket (31) and is communicated with the interior of the ball socket (31).

7. The automotive tie rod of claim 1 for reducing noise of an automobile, wherein: the seal ring groove (37) and the clamping ring groove (311) are annular grooves, the seal ring (36) is of an annular structure, the height of the seal ring (36) is smaller than that of the seal ring groove (37), and the width of the seal ring (36) is equal to the depth of the seal ring groove (37).

8. The automotive tie rod of claim 1 for reducing noise of an automobile, wherein: the ball pin (310) penetrates through the middle of the top of the dust cover (312), and the dust cover (312) is made of soft rubber.