CN215214445U - Clutch big head ejector rod - Google Patents
Clutch big head ejector rod Download PDFInfo
- Publication number
- CN215214445U CN215214445U CN202121689886.7U CN202121689886U CN215214445U CN 215214445 U CN215214445 U CN 215214445U CN 202121689886 U CN202121689886 U CN 202121689886U CN 215214445 U CN215214445 U CN 215214445U
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- thimble
- rod body
- ejector pin
- ejector
- clutch
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Abstract
The utility model provides a clutch big head ejector rod, which comprises a thimble rod body and a big head part; the left end of the ejector pin rod body is provided with a spherical head part, the right end of the ejector pin rod body is provided with external threads, the large head part is provided with an internal threaded hole, and the large head part is in threaded connection with the right end of the ejector pin rod body; the outer side wall of the thimble rod body is provided with a plurality of spherical convex parts. The utility model discloses a major part portion and the thimble body of rod of this major part thimble are integrated configuration, can practice thrift the cost when the maintenance is changed, and the lateral wall of the thimble body of rod is equipped with a plurality of spherical convex parts, can improve the stability of the thimble body of rod when the thimble body of rod is installed inside the separation axle sleeve, reduces the incline of major part thimble.
Description
Technical Field
The utility model belongs to the technical field of vapour clutch accessory that rubs, concretely relates to clutch major part ejector pin.
Background
On the motorcycle clutch, a big-end thimble is matched with a separating shaft sleeve. However, the gap between the outer side wall of the large-head thimble and the inner side wall of the separation shaft sleeve is too large, and the large-head thimble is easy to deflect when the clutch acts, as shown in fig. 1. In addition, the conventional large-head thimble is of an integrally formed structure, and if the spherical head part or the large-head part of the large-head thimble is worn, the whole large-head thimble needs to be replaced, so that the material waste and the cost increase are caused.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a big head ejector pin of clutch, the major part portion and the thimble body of rod of this big head thimble be integrated configuration, can practice thrift the cost when the maintenance is changed, and the lateral wall of the thimble body of rod is equipped with a plurality of spherical bellying, can improve the stability of the thimble body of rod when the thimble body of rod is installed inside the separation axle sleeve, reduces the incline of major part thimble.
The utility model discloses a following technical scheme realizes:
a clutch big end ejector rod comprises an ejector rod body and a big end part; the left end of the ejector pin rod body is provided with a spherical head part, the right end of the ejector pin rod body is provided with external threads, the large head part is provided with an internal thread hole, and the large head part is in threaded connection with the right end of the ejector pin rod body; the lateral wall of the thimble rod body is provided with a plurality of spherical protrusions, and the outer diameter of the thimble rod body can be increased by the spherical protrusions, so that when the thimble rod body is arranged inside the separation shaft sleeve, the clearance between the thimble rod body and the separation shaft sleeve is reduced, and the stability of the thimble rod body is improved.
Further inject, the lateral wall of the ejector pin body of rod is equipped with along the heliciform recess of axial extension, and this kind of structure can improve the mobility in lubricating oil clearance between the ejector pin body of rod and separation axle sleeve, reinforcing lubricating property.
Further limiting, a first annular groove is formed in the ejector pin rod body close to the ball head portion, a first buffer gasket is arranged in the first annular groove, and the first buffer gasket can avoid rigid collision between the ejector pin rod body and the inner side wall of the separation shaft sleeve; the first buffer gasket is of a porous structure, so that lubricating oil can conveniently penetrate through the first buffer gasket.
Further inject, be close to external screw thread department on the thimble body of rod and be equipped with the second annular groove, the installation is equipped with the second cushion collar in the second annular groove, and the rigidity collision of big head and separation axle sleeve tip can be avoided to the second cushion collar, reduces clutch abnormal sound.
Further, the first buffer gasket is made of a rubber material and is wear-resistant, pressure-resistant and corrosion-resistant.
Further, the second buffer gasket is made of a rubber material and is wear-resistant, pressure-resistant and corrosion-resistant.
According to the above technical scheme, the utility model provides a pair of clutch major part ejector pin, beneficial effect lies in: the big head part and the ejector pin rod body of the big head ejector pin are of a combined structure, cost can be saved during maintenance and replacement, the outer side wall of the ejector pin rod body is provided with a plurality of spherical protruding parts, stability of the ejector pin rod body when the ejector pin rod body is installed inside the separation shaft sleeve can be improved, and deflection of the big head ejector pin is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of a conventional thimble with a large head.
Fig. 2 is a schematic structural view of the large head thimble of the present invention.
Fig. 3 is a sectional view of the large head thimble of the present invention.
In the drawings: the buffer structure comprises a thimble rod body 1, a large head 2, a spherical head 3, a spherical bulge 4, a separation shaft sleeve 5, a spiral groove 6, a first buffer gasket 7 and a second buffer gasket 8.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
In the description of the present application, it is to be understood that the terms "left", "right", "inside", "outside", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention.
As shown in fig. 2 to 3, a clutch big end ejector pin comprises a thimble rod body 1 and a big end 2;
the left end of the thimble rod body 1 is provided with a spherical head part 3, the right end of the thimble rod body is provided with an external thread, the big head part 2 is provided with an internal thread hole, and the big head part 2 is in threaded connection with the right end of the thimble rod body 1;
the outer side wall of the thimble rod body 1 is provided with a plurality of spherical protrusions 4, the spherical protrusions 4 can increase the outer diameter of the thimble rod body 1, so that when the thimble rod body 1 is arranged in the separation shaft sleeve 5, the gap between the thimble rod body 1 and the separation shaft sleeve 5 is reduced, and the stability of the thimble rod body 1 is improved;
the outer side wall of the thimble rod body 1 is provided with a spiral groove 6 extending along the axial direction, and the structure can improve the fluidity of lubricating oil in a gap between the thimble rod body 1 and the separation shaft sleeve 5 and enhance the lubricating performance;
a first annular groove is formed in the thimble rod body 1 close to the ball head part 3, a first buffer gasket 7 is arranged in the first annular groove, and the first buffer gasket 7 can avoid rigid collision between the thimble rod body 1 and the inner side wall of the separation shaft sleeve 5; the first buffer gasket 7 is of a porous structure, so that lubricating oil can conveniently penetrate through the first buffer gasket 7;
a second annular groove is formed in the position, close to the external thread, of the ejector pin rod body 1, a second buffer gasket 8 is arranged in the second annular groove, the second buffer gasket 8 can avoid rigid collision between the large head portion 2 and the end portion of the separation shaft sleeve 5, and abnormal sound of the clutch is reduced.
In this embodiment, the first cushion washer 7 and the second cushion washer 8 are made of rubber materials, and are wear-resistant, pressure-resistant and corrosion-resistant.
The working principle of the embodiment is as follows: when the big-end thimble is installed, the thimble rod body 1 and the big-end part 2 are assembled; the ball head part 3 extends into the separating shaft sleeve 5 of the clutch and is contacted with the arc-shaped spherical surface in the separating shaft sleeve 5; the first buffer washer 7 is in surface contact with a step surface close to the arc-shaped spherical surface in the separation shaft sleeve 5; the plurality of spherical protrusions 4 on the outer side wall of the ejector pin rod body 1 can increase the outer diameter of the ejector pin rod body 1, so that when the ejector pin rod body 1 is arranged inside the separation shaft sleeve 5, the gap between the ejector pin rod body 1 and the separation shaft sleeve 5 is reduced, and the stability of the ejector pin rod body 1 is improved; when the clutch works, lubricating oil enters the inside of the separation shaft sleeve 5 from a small hole on the separation shaft sleeve 5, the lubricating oil can enter a gap between the ejector pin rod body 1 and the separation shaft sleeve 5 through the first buffer washer 7 with a porous structure, and the spiral groove 6 on the ejector pin rod body 1 can improve the fluidity of the lubricating oil in the gap between the ejector pin rod body 1 and the separation shaft sleeve 5 and enhance the lubricating performance; the big head part 2 and the thimble rod body 1 of the big head thimble are of a combined structure, cost can be saved during maintenance and replacement, the outer side wall of the thimble rod body 1 is provided with a plurality of spherical protrusions 4, stability of the thimble rod body 1 when the thimble rod body 1 is installed inside the separation shaft sleeve 5 can be improved, and deflection of the big head thimble is reduced.
Claims (6)
1. The utility model provides a clutch major part ejector pin which characterized in that: comprises a thimble rod body and a big head part; the left end of the ejector pin rod body is provided with a spherical head part, the right end of the ejector pin rod body is provided with external threads, the large head part is provided with an internal threaded hole, and the large head part is in threaded connection with the right end of the ejector pin rod body; the outer side wall of the thimble rod body is provided with a plurality of spherical convex parts.
2. The clutch big head ejector rod of claim 1, wherein: the outer side wall of the ejector pin rod body is provided with a spiral groove extending along the axial direction.
3. A clutch pin ejector as claimed in claim 1 or 2, wherein: a first annular groove is formed in the thimble rod body close to the ball head, and a first buffer gasket is arranged in the first annular groove; the first cushion washer is of a porous structure.
4. A clutch pin ejector as claimed in claim 1 or 2, wherein: a second annular groove is formed in the position, close to the external thread, of the ejector pin rod body, and a second buffer gasket is installed in the second annular groove.
5. The clutch big head ejector rod of claim 3, wherein: the first cushion washer is made of a rubber material.
6. The clutch big head ejector rod of claim 4, wherein: the second cushion washer is made of a rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121689886.7U CN215214445U (en) | 2021-07-23 | 2021-07-23 | Clutch big head ejector rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121689886.7U CN215214445U (en) | 2021-07-23 | 2021-07-23 | Clutch big head ejector rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215214445U true CN215214445U (en) | 2021-12-17 |
Family
ID=79428477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121689886.7U Active CN215214445U (en) | 2021-07-23 | 2021-07-23 | Clutch big head ejector rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215214445U (en) |
-
2021
- 2021-07-23 CN CN202121689886.7U patent/CN215214445U/en active Active
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| GR01 | Patent grant |