CN204300325U - A kind of shifting shaft - Google Patents
A kind of shifting shaft Download PDFInfo
- Publication number
- CN204300325U CN204300325U CN201420704851.XU CN201420704851U CN204300325U CN 204300325 U CN204300325 U CN 204300325U CN 201420704851 U CN201420704851 U CN 201420704851U CN 204300325 U CN204300325 U CN 204300325U
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- CN
- China
- Prior art keywords
- shifting shaft
- boss
- limited post
- holding division
- shifting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
A kind of shifting shaft, comprise shifting shaft body, described shifting shaft body comprise coaxial arrange shifting shaft top, in the middle part of shifting shaft and shifting shaft bottom, described shifting shaft top comprises the first connecting portion, described first connecting portion is provided with external screw thread, described first connecting portion is connected with in the middle part of shifting shaft by a limited post, symmetrically on described limited post is provided with arc groove, and the first connecting portion is provided with external screw thread; Described shifting shaft bottom comprises the second connecting portion, described second connecting portion is also provided with external screw thread, described second connecting portion is connected with in the middle part of shifting shaft by a holding division, one end both sides of described holding division in the middle part of shifting shaft are convexly equipped with arc boss, and described holding division is convexly equipped with a boss near one end of the second connecting portion.Its beneficial effect is: good fixing effect, easy to operate, and can reduce wearing and tearing, long service life.
Description
Technical field
The utility model relates to a kind of shifting shaft.
Background technology
At present, at the shifting shaft on buncher, comprise shifting shaft body, shifting shaft body comprise coaxial arrange shifting shaft top, in the middle part of shifting shaft and shifting shaft bottom, shifting shaft top is connected with handball, and shifting shaft bottom is connected with shift fork mount pad, and shifting shaft in use, fixed effect due to junction is not fine, shifting shaft is caused in use to operate inconvenience, and easy to wear, and service life is short, need often to change, improve use cost.
Summary of the invention
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides the shifting shaft of a kind of good fixing effect, long service life.
To achieve these goals, a kind of shifting shaft designed by the utility model, comprise shifting shaft body, described shifting shaft body comprises the coaxial shifting shaft top arranged, in the middle part of shifting shaft and shifting shaft bottom, described shifting shaft top comprises the first connecting portion, described first connecting portion is provided with external screw thread, described first connecting portion is connected with in the middle part of shifting shaft by a limited post, on described limited post, symmetry is provided with arc groove, first connecting portion is provided with external screw thread, can with handball bolt, and due to the setting of the arc groove on limited post and limited post, handball can be made not easily to slide up and down, the fixed effect on handball and shifting shaft top is better,
Described shifting shaft bottom comprises the second connecting portion, described second connecting portion is also provided with external screw thread, described second connecting portion is connected with in the middle part of shifting shaft by a holding division, one end both sides of described holding division in the middle part of shifting shaft are convexly equipped with arc boss, described holding division is convexly equipped with a boss near one end of the second connecting portion, arc boss can limit shift fork mount pad and move upward, and boss makes the fixed effect of shift fork mount pad and shifting shaft bottom better.
A kind of set-up mode of boss, described boss is octahedra boss, the curved setting in the upper and lower two ends of described boss, and octahedra boss and boss upper and lower side arc are arranged, and the contact surface that can increase between shift fork mount pad and boss connects, and fixed effect is better.
Preferably, in the middle part of described shifting shaft, the first connecting portion, the second connecting portion and limited post are cylindric setting.
Further, described holding division is connected with in the middle part of shifting shaft by the first joint pin, and described second connecting portion is connected with boss by the second joint pin.
Further, the radius of described limited post is greater than described first connecting portion.
A kind of shifting shaft that the utility model obtains, its technique effect is: good fixing effect, easy to operate, and can reduce wearing and tearing, long service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of shifting shaft of the utility model.
Fig. 2 is the side view of a kind of shifting shaft of the utility model.
Fig. 3 is the opposite side view of a kind of shifting shaft of the utility model.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As Figure 1-3, a kind of shifting shaft that the utility model provides, comprise shifting shaft body, described shifting shaft body comprises the coaxial shifting shaft top 1 arranged, in the middle part of shifting shaft 2 and shifting shaft bottom 3, described shifting shaft top 1 comprises the first connecting portion 4, described first connecting portion 4 is provided with external screw thread, described first connecting portion 42 to be connected with in the middle part of shifting shaft by a limited post 5, on described limited post 5, symmetry is provided with arc groove 6, first connecting portion 4 is provided with external screw thread, can with handball bolt, and due to the setting of the arc groove 6 on limited post 5 and limited post 5, handball can be made not easily to slide up and down, the fixed effect on handball and shifting shaft top 1 is better,
Described shifting shaft bottom 3 comprises the second connecting portion 7, described second connecting portion 7 is also provided with external screw thread, described second connecting portion 72 to be connected with in the middle part of shifting shaft by a holding division 8, described holding division 8 in the middle part of shifting shaft 2 both sides, one end be convexly equipped with arc boss 9, described holding division 8 is convexly equipped with a boss 10 near one end of the second connecting portion 7, described holding division 82 to be connected with in the middle part of shifting shaft by the first joint pin 11, described second connecting portion 7 is connected with boss 10 by the second joint pin 12, arc boss 9 can limit shift fork mount pad and move upward, boss 10 makes the fixed effect of shift fork mount pad and shifting shaft bottom 3 better.
A kind of set-up mode of boss 10, described boss 10 is octahedra boss, the curved setting in described boss about 10 two ends, and octahedra boss and boss 10 upper and lower side arc are arranged, the contact surface that can increase between shift fork mount pad and boss 10 connects, and fixed effect is better.
In the present embodiment, in the middle part of described shifting shaft, the 2, first connecting portion 4, second connecting portion 7 and limited post 5 are in cylindric setting, and the radius of limited post 5 is greater than the radius of the first connecting portion 4.
A kind of shifting shaft that the utility model obtains, its technique effect is: good fixing effect, easy to operate, and can reduce wearing and tearing, long service life.
Claims (5)
1. a shifting shaft, comprise shifting shaft body, described shifting shaft body comprise coaxial arrange shifting shaft top, in the middle part of shifting shaft and shifting shaft bottom, it is characterized in that: described shifting shaft top comprises the first connecting portion, described first connecting portion is provided with external screw thread, described first connecting portion is connected with in the middle part of shifting shaft by a limited post, and on described limited post, symmetry is provided with arc groove;
Described shifting shaft bottom comprises the second connecting portion, described second connecting portion is also provided with external screw thread, described second connecting portion is connected with in the middle part of shifting shaft by a holding division, one end both sides of described holding division in the middle part of shifting shaft are convexly equipped with arc boss, and described holding division is convexly equipped with a boss near one end of the second connecting portion.
2. shifting shaft according to claim 1, is characterized in that: described boss is octahedra boss, the curved setting in the upper and lower two ends of described boss.
3. shifting shaft according to claim 1 and 2, is characterized in that: in the middle part of described shifting shaft, the first connecting portion, the second connecting portion and limited post be cylindric setting.
4. shifting shaft according to claim 3, is characterized in that: described holding division is connected with in the middle part of shifting shaft by the first joint pin, and described second connecting portion is connected with boss by the second joint pin.
5. shifting shaft according to claim 3, is characterized in that: the radius of described limited post is greater than described first connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420704851.XU CN204300325U (en) | 2014-11-22 | 2014-11-22 | A kind of shifting shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420704851.XU CN204300325U (en) | 2014-11-22 | 2014-11-22 | A kind of shifting shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204300325U true CN204300325U (en) | 2015-04-29 |
Family
ID=53105866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420704851.XU Active CN204300325U (en) | 2014-11-22 | 2014-11-22 | A kind of shifting shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204300325U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106736319A (en) * | 2016-12-28 | 2017-05-31 | 宾科汽车紧固件（昆山）有限公司 | Truck vacuum pump push rod and its manufacture method |
-
2014
- 2014-11-22 CN CN201420704851.XU patent/CN204300325U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106736319A (en) * | 2016-12-28 | 2017-05-31 | 宾科汽车紧固件（昆山）有限公司 | Truck vacuum pump push rod and its manufacture method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |