CN218582068U - Business vehicle ball head with adjustable - Google Patents

Abstract

The utility model discloses a car bulb for commercial affairs with adjustable, including the ball seat body, this internal last bush and the lower bushing of installing the ball round pin and matching with the ball round pin of ball seat, it is equipped with interior taper sleeve to leave clearance lower bushing overcoat between bush and the lower bushing, the diapire of taper sleeve and the diapire of lower bushing all offset with the top of first push pedal, the bottom of first push pedal offsets with adjustment mechanism's top, adjustment mechanism's bottom fixed mounting is on the bottom plate, the bottom fixed connection of bottom plate and ball seat body, it can promote first push pedal rebound to adjust the structure, make the ball seat body in the first push pedal. The utility model discloses an adjustment mechanism promotes interior taper sleeve for the lower liner shifts up, and taper sleeve in the inclined plane extrusion on the ball seat body, interior taper sleeve take place deformation edgewise extrusion lower liner, make the bush hold the ball round pin tightly, and the gap compensation effect is better.

Description

Business vehicle ball head with adjustable

Technical Field

The utility model relates to a car bulb technical field, in particular to commercial affairs are with adjustable car bulb.

Background

The bush on the ball head assembly for the automobile is integral, and the bush cannot be adjusted to compensate the clearance after being worn, so that the normal use is influenced. The Chinese utility model patent with publication number CN202326689U discloses a ball head assembly for an automobile chassis, a connecting rod is fixedly connected with the side wall of a cylindrical shell main body into a whole, a ball head body is inserted into the upper part of the inner cavity of the cylindrical shell main body, an upper bushing and a lower bushing are arranged between the ball head body and the inner cavity of the cylindrical shell main body from top to bottom, the upper bushing and the lower bushing are respectively wrapped on the outer surface of the ball head body, a conical spring is arranged in the inner cavity of a threaded sleeve, the threaded sleeve is positioned below the lower bushing and is in threaded connection with the inner cavity of the cylindrical shell main body, the large end of the conical spring is contacted with the lower bushing, and the small end of the conical spring is contacted with the inner end surface of an outer end cover on the threaded sleeve; the Chinese utility model with publication number CN204610545U discloses a rubber spring adjusted automobile tie rod ball head. The pull rod ball head comprises a ball seat body, a ball head, an upper cover and a dust cover, wherein the upper cover is arranged on the ball seat body, and the ball head is arranged in the ball seat body above the upper cover through an upper ball wrist and a lower ball wrist; a dust cover is arranged on the ball head above the ball seat body, and the lower end of the dust cover is connected with the ball seat body; the distance between the sinking sleeve and the upper bushing can be adjusted by the two devices, so that the problems that the existing ball head assembly cannot be adjusted after being worn, is large in vibration, is easy to cause looseness and cannot return correctly, the ball head fails, and needs to be replaced frequently are solved. However, these devices can only adjust the distance between the upper and lower bushings in the vertical direction, but cannot adjust the holding degree of the bushings and the ball pins from the side, and the gap compensation effect is not obvious.

Disclosure of Invention

The utility model provides an it uses car bulb to compensate prior art not enough, provide a commercial affairs with adjustable.

The utility model discloses a realize through following technical scheme:

the utility model provides a business car bulb with adjustable, includes the ball seat body, this internal last bush and the lower liner bushing of installing the ball round pin and matching with the ball round pin of ball seat, it is equipped with interior taper sleeve to leave clearance lower liner bushing overcoat between upper liner bushing and the lower liner bushing, the diapire of taper sleeve and the diapire of lower liner bushing all offset with the top of first push pedal, the bottom of first push pedal offsets with adjustment mechanism's top, adjustment mechanism's bottom fixed mounting is on the bottom plate, the bottom fixed connection of bottom plate and ball seat body, adjustment mechanism can promote first push pedal rebound, make the ball seat body in the first push pedal.

The thickness of interior taper sleeve bottom is greater than the thickness at top, the outer wall of interior taper sleeve is the slope form, be equipped with the inclined plane that matches with interior taper sleeve on the inner wall of ball seat body.

The adjusting mechanism comprises a base fixedly installed at the top of the bottom plate, and a spring abutted to the first push plate is installed in the base.

The base is internally provided with a second push plate, the spring is arranged between the second push plate and the first push plate, the bottom plate is provided with a first internal thread through hole, the bottom of the base is provided with a second internal thread through hole matched with the first internal thread through hole, an adjusting bolt is arranged in the first internal thread through hole and the second internal thread through hole, and the top of the adjusting bolt is abutted to the second push plate.

And a rod body is fixedly arranged on the ball pin.

Still include a dust cover, the top and the body of rod fixed connection of dust cover, the bottom is with the top fixed connection of ball seat body.

The utility model discloses following technological effect has:

the utility model pushes the push plate through the spring, the push plate pushes the inner taper sleeve to move the lower bushing upwards, the inclined plane on the ball seat body extrudes the inner taper sleeve, the inner taper sleeve deforms to extrude the lower bushing from the side surface, so that the bushing tightly holds the ball pin, and the gap compensation effect is better; through rotating adjusting bolt, adjust spring's pressure, time bush and ball round pin keep good contact throughout, are favorable to reducing vibrations.

Drawings

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

Fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic diagram of the inner taper sleeve, the ball seat body and the lower bushing.

FIG. 3 is a top view of the inner taper sleeve.

In the figure, 1-a dust cover, 2-a ball seat body, 3-an upper bushing, 4-a ball pin, 5-an inner taper sleeve, 6-a lower bushing, 7-a first push plate, 8-a base, 9-a fixing bolt, 10-an adjusting bolt, 11-a bottom plate, 12-a second push plate, 13-a spring and 14-a rod body.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It will be understood that when an element is referred to as being "secured" or "disposed" to another element, it can be directly on the other element or be indirectly connected to the other element. When a component is referred to as being "mounted" to another component, it can be directly or indirectly connected to the other component. It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means one or more than one; the meaning of "plurality" is two or more unless specifically limited otherwise. The "fixed connection" may be bolted, welded, interference fit, integrally formed, etc. as is known in the art.

Fig. 1 to 3 show an embodiment of the present invention. This embodiment provides a commercial vehicle bulb with adjustable, including the bulb body of installing in ball seat body 2, this bulb body includes integrated into one piece's body of rod 14 and ball round pin 4. The ball pin 4 of the ball head body is positioned in the ball seat body 2. An upper bushing 3 and a lower bushing 6 which are matched with the ball pin 4 and are made of wear-resistant materials are arranged in the ball seat body 2, and a gap is reserved between the upper bushing 3 and the lower bushing 6. An inner taper sleeve 5 is sleeved outside the lower bushing 6, the thickness of the bottom of the inner taper sleeve 5 is larger than that of the top of the inner taper sleeve, the outer wall of the inner taper sleeve is inclined, and an inclined surface matched with the inner taper sleeve 5 is arranged on the inner wall of the ball seat body 2. The bottom wall of the inner taper sleeve 5 and the bottom wall of the lower bushing 6 are respectively abutted against the top of the first push plate 7, and the bottom of the first push plate 7 is abutted against the top of the adjusting mechanism. The bottom of the adjusting mechanism is fixedly arranged on a bottom plate 11, and the bottom plate 11 is fixedly connected with the bottom of the ball seat body 2 through a fixing bolt 9. The adjustment mechanism can push the first push plate 7 to move upward.

The adjusting mechanism comprises a base 8 fixedly installed on the top of the bottom plate 11 in a welding or bolt mode and the like, the base 8 is hollow in the inner part, the bottom is closed, the top is open, a second push plate 12 is placed in the base 8, and a spring 13 is installed between the second push plate 12 and the first push plate 7; the bottom of the spring 13 is propped against the second push plate 12, and the top is propped against the first push plate 7. The bottom plate 11 is provided with a first internal thread through hole, the bottom of the base 8 is provided with a second internal thread through hole matched with the first internal thread through hole, the first internal thread through hole and the second internal thread through hole are internally provided with an adjusting bolt 10, and the top of the adjusting bolt 10 is abutted to the second push plate 12.

The dustproof cover comprises a dustproof cover 1, wherein the top of the dustproof cover 1 is fixedly connected with a rod body 14, and the bottom of the dustproof cover 1 is fixedly connected with the top of a ball seat body 2.

The elasticity of spring makes first push pedal 7 have one all the time and promotes interior taper sleeve 5, the power of interior taper sleeve 6 upshifting, after two bushes take place wearing and tearing, because the effect of spring, go up bush 3, lower bush 6 supports tightly with ball round pin 4 in vertical direction all the time, including taper sleeve 5 in the inclined plane extrusion of the in-process ball seat body 2 that moves up, make interior taper sleeve 5 take place deformation, interior taper sleeve 5 extrudees lower bush 6 by wear-resistant material preparation, make lower bush 6 edgewise hold ball round pin 4 tightly, make clearance compensation effect better. The spring force of the spring can be adjusted by grasping the adjusting screw 10.

Claims (6)

1. The utility model provides a commercial affairs are with car bulb with adjustable which characterized in that: including ball seat body (2), install ball round pin (4) and last bush (3) and lower liner (6) that match with ball round pin (4) in ball seat body (2), it is equipped with interior taper sleeve (5) to leave clearance lower liner (6) overcoat between bush (3) and lower liner (6) to go up, the diapire of taper sleeve (5) and the diapire of lower liner (6) all offset with the top of first push pedal (7), the bottom of first push pedal (7) offsets with adjustment mechanism's top, adjustment mechanism's bottom fixed mounting is on bottom plate (11), bottom plate (11) and the bottom fixed connection of ball seat body (2), adjustment mechanism can promote first push pedal (7) rebound, make ball seat body (2) on first push pedal (7).

2. The adjustable business cart ball head of claim 1, wherein: the thickness of interior taper sleeve (5) bottom is greater than the thickness at top, the outer wall of interior taper sleeve (5) is the slope form, be equipped with the inclined plane that matches with interior taper sleeve (5) on the inner wall of ball seat body (2).

3. The adjustable business cart ball head of claim 1 or 2, wherein: the adjusting mechanism comprises a base (8) fixedly mounted at the top of the bottom plate (11), and a spring (13) which is abutted to the first push plate (7) is mounted in the base (8).

4. The adjustable business cart ball head of claim 3, wherein: base (8) inside second push pedal (12) have been placed, spring (13) are installed between second push pedal (12) and first push pedal (7), be equipped with first internal thread through-hole on bottom plate (11), the bottom of base (8) is equipped with the second internal thread through-hole that matches with first internal thread through-hole, install adjusting bolt (10) in first internal thread through-hole and the second internal thread through-hole, the top and the second push pedal (12) of adjusting bolt (10) offset.

5. The adjustable business cart ball head of claim 4, wherein: and a rod body (14) is fixedly arranged on the ball pin (4).

6. The adjustable business cart ball head of claim 5, wherein: still include dust cover (1), the top and the body of rod (14) fixed connection of dust cover (1), the top fixed connection of bottom and ball seat body (2).

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