CN208221338U - A kind of long-life gear shaft - Google Patents
A kind of long-life gear shaft Download PDFInfo
- Publication number
- CN208221338U CN208221338U CN201820805898.3U CN201820805898U CN208221338U CN 208221338 U CN208221338 U CN 208221338U CN 201820805898 U CN201820805898 U CN 201820805898U CN 208221338 U CN208221338 U CN 208221338U
- Authority
- CN
- China
- Prior art keywords
- axis body
- mounting hole
- oil storage
- groove
- wall
- 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.)
- Expired - Fee Related
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- Gears, Cams (AREA)
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a kind of long-life gear shafts, it is intended to provide a kind of with storage effect, connective stability is good and the gear shaft of good heat dissipation effect, its key points of the technical solution are that one end of axis body is equipped with the first mounting hole, the other end of axis body is equipped with the second mounting hole, first mounting hole include from axis body toward the first mounting portion sequentially connected outside axis body and extension, the inner wall of first mounting portion is equipped with several first oil storage annular grooves, two adjacent first oil storage annular grooves are parallel to each other and obliquely, the hole inner wall of second mounting hole is equipped with several second oil storage annular grooves, second oil storage annular groove is set to the hole inner wall of second mounting hole in left-hand screw shape or in right-hand screw shape, the end face of second mounting hole is equipped with several diversion trenches, diversion trench annular array is distributed on the end face of the second mounting hole, the utility model is suitable for transmission accessory technology Field.
Description
Technical field
The utility model relates to a kind of transmission accessory technical fields, more specifically, it relates to a kind of long-life gear shaft.
Background technique
Currently, gear in the market, it includes axis body and the wheel teeth portion being set on axis body.Traditional gear, because
Do not have oil-bearing structure, when being added lubricating oil to gear and being lubricated processing, the passage for leading to lubricating oil can be arrived, in turn
Lead to the abrasion of gear, to reduce service life；And how to improve the mounting stability to gear and improve axis body
Heat dissipation effect be also presently, there are the problem of.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide one kind to have storage effect, connection is steady
Qualitative good and good heat dissipation effect gear shaft.
To achieve the above object, the utility model provides following technical solution: a kind of long-life gear shaft, including axis body
And it is set to the wheel teeth portion on axis body, one end of the axis body is equipped with the first mounting hole, and the other end of axis body is equipped with the
Two mounting holes, the first mounting hole include from axis body toward the first mounting portion sequentially connected outside axis body and extension, the first installation
The inner wall in portion is equipped with several first oil storage annular grooves, and two adjacent first oil storage annular grooves are parallel to each other and obliquely, and described second
The hole inner wall of mounting hole is equipped with several second oil storage annular grooves, and the second oil storage annular groove is set in left-hand screw shape or in right-hand screw shape
On the hole inner wall of second mounting hole, the end face of second mounting hole is equipped with several diversion trenches, the distribution of diversion trench annular array
In on the end face of the second mounting hole.
By using above-mentioned technical proposal, one end of axis body is equipped with the first mounting hole, and the other end of axis body is equipped with the
Two mounting holes, the first mounting hole include from axis body toward the first mounting portion sequentially connected outside axis body and extension, in order to improve
Lubricant effect, by being equipped with several first oil storage annular grooves on the inner wall of the first mounting portion, and in the hole of the second mounting hole
Wall is equipped with several second oil storage annular grooves, and by the way that two adjacent first oil storage annular grooves are parallel to each other and obliquely, and
Second oil storage annular groove is set on the hole inner wall of the second mounting hole in left-hand screw shape or in right-hand screw shape, improves the first storage
The coverage area of oil ring groove and the second oil storage annular groove, increases the flow range of lubricating oil, and then improve lubricant effect, in order to
The lubricant effect to wheel teeth portion is formed, by being equipped with several diversion trenches on the end face of the second mounting hole, and by water conservancy diversion grooved ring
Shape array distribution can take turns on the end face of the second mounting hole with the rotation of this gear shaft, lubricating oil with rotation flow direction
Teeth portion, and then good lubricant effect is improved, increase the service life of gear shaft.
The utility model is further arranged to: the outer wall that first mounting hole one end is arranged in the axis body is equipped with for installing
The outer groove of clip, and the groove width of outer groove is gradually reduced from slot bottom toward notch direction.
By using above-mentioned technical proposal, the outer wall that first mounting hole one end is arranged in axis body is equipped with for installing clip
Outer groove, in order to improve to be in clip installation strength, by by the groove width of outer groove be set as from slot bottom toward notch direction by
It is decrescence small, then it can increase the fixed effect to clip, and then ensure that good mounting stability.
The utility model is further arranged to: be additionally provided with heat-radiating ring-groove on the axis body, heat-radiating ring-groove in left-hand screw shape or
It is set on axis body in right-hand screw shape, and the section of heat-radiating ring-groove is in arc-shaped.
By using above-mentioned technical proposal, it is additionally provided with heat-radiating ring-groove on axis body, in order to improve heat dissipation effect, by axis body
The heat-radiating ring-groove of upper setting, and be set on axis body by heat-radiating ring-groove in left-hand screw shape or in right-hand screw shape, it improves in scattered
Coverage area of the hot annular groove on axis body, and then ensure good heat dissipation effect, and the section of heat-radiating ring-groove is in arc-shaped,
Convex structure can increase heat dissipation area, then further increase heat dissipation effect.
Detailed description of the invention
Fig. 1 is a kind of schematic cross-sectional view of long-life gear shaft embodiment of the utility model.
Fig. 2 is a kind of side structure schematic view of long-life gear shaft embodiment of the utility model.
Appended drawing reference in figure, 1- axis body, 10- heat-radiating ring-groove, the first mounting hole of 2-, the first mounting portion of 20-, 21- extension,
22- the first oil storage annular groove, 23- outer groove, the second mounting hole of 3-, 30- the second oil storage annular groove, 31- diversion trench.
Specific embodiment
A kind of long-life gear shaft embodiment of the utility model is described further referring to figs. 1 to Fig. 2.
A kind of long-life gear shaft is equipped with including axis body 1 and the wheel teeth portion being set on axis body 1, one end of axis body 1
First mounting hole 2, the other end of axis body 1 are equipped with the second mounting hole 3, the first mounting hole 2 include from axis body 1 toward outside axis body 1
Sequentially connected first mounting portion 20 and extension 21, in order to improve lubricant effect, by the inner wall of the first mounting portion 20
Equipped with several first oil storage annular grooves 22, and several second oil storage annular grooves 30 are equipped on the hole inner wall of the second mounting hole 3, and
By the way that two adjacent first oil storage annular grooves 22 are parallel to each other and obliquely, and by the second oil storage annular groove 30 in left-hand screw shape or
It is set in right-hand screw shape on the hole inner wall of the second mounting hole 3, improves the first oil storage annular groove 22 and the second oil storage annular groove 30
Coverage area, increase the flow range of lubricating oil, and then improve lubricant effect, in order to formed to wheel teeth portion lubrication effect
Fruit is distributed in second by being equipped with several diversion trenches 31 on the end face of the second mounting hole 3, and by 31 annular array of diversion trench
On the end face of mounting hole 3, can be with the rotation of this gear shaft, lubricating oil can flow to wheel teeth portion with rotation, and then improve
Good lubricant effect increases the service life of gear shaft.
The utility model is further arranged to, and the outer wall that 20 one end of the first mounting hole is arranged in axis body 1 is equipped with for installing
The outer groove 23 of clip, in order to improve to be in clip installation strength, by by the groove width of outer groove 23 be set as from slot bottom toward
Notch direction is gradually reduced, then can increase the fixed effect to clip, and then ensure that good mounting stability.
It is worth noting that, being transition fit between outer groove 23 and clip in the utility model embodiment.
The utility model is further arranged to, and heat-radiating ring-groove 10 is additionally provided on axis body 1, in order to improve heat dissipation effect, is passed through
The heat-radiating ring-groove 10 being arranged on axis body 1, and axis body 1 is set to by heat-radiating ring-groove 10 in left-hand screw shape or in right-hand screw shape
On, the coverage area in heat-radiating ring-groove 10 on axis body 1 is improved, and then ensure good heat dissipation effect, and heat dissipating ring
The section of slot 10 is in arc-shaped, and convex structure can increase heat dissipation area, then further increase heat dissipation effect.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, the skill of this field
Art personnel carry out common variations and alternatives within the scope of technical solutions of the utility model should be included in the guarantor of the utility model
It protects in range.
Claims (3)
1. a kind of long-life gear shaft, including axis body (1) and the wheel teeth portion being set on axis body (1), which is characterized in that described
One end of axis body (1) is equipped with the first mounting hole (2), and the other end of axis body (1) is equipped with the second mounting hole (3), the first installation
Hole (2) includes from being installed in axis body (1) toward sequentially connected first mounting portion (20) and extension (21) outside axis body (1), first
The inner wall in portion (20) is equipped with several first oil storage annular grooves (22), and two adjacent first oil storage annular grooves (22) are parallel to each other and inclined
Shape, the hole inner wall of second mounting hole (3) are equipped with several second oil storage annular grooves (30), and the second oil storage annular groove (30) is in left spiral shell
Rotation or is set on the hole inner wall of the second mounting hole (3) shape in right-hand screw shape, second mounting hole (3) if end face be equipped with
Dry diversion trench (31), diversion trench (31) annular array are distributed on the end face of the second mounting hole (3).
2. a kind of long-life gear shaft according to claim 1, which is characterized in that first installation of axis body (1) setting
The outer wall of hole (2) one end is equipped with outer groove (23) for installing clip, and the groove width of outer groove (23) is from slot bottom toward notch
Direction is gradually reduced.
3. a kind of long-life gear shaft according to claim 1, which is characterized in that be additionally provided with heat dissipation on the axis body (1)
Annular groove (10), heat-radiating ring-groove (10) are set to axis body (1) in left-hand screw shape or in right-hand screw shape, and section of heat-radiating ring-groove (10)
Face is in arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820805898.3U CN208221338U (en) | 2018-05-28 | 2018-05-28 | A kind of long-life gear shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820805898.3U CN208221338U (en) | 2018-05-28 | 2018-05-28 | A kind of long-life gear shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208221338U true CN208221338U (en) | 2018-12-11 |
Family
ID=64506860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820805898.3U Expired - Fee Related CN208221338U (en) | 2018-05-28 | 2018-05-28 | A kind of long-life gear shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208221338U (en) |
-
2018
- 2018-05-28 CN CN201820805898.3U patent/CN208221338U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181211 Termination date: 20210528 |