CN203756915U - Gear with sawteeth replaceable - Google Patents
Gear with sawteeth replaceable Download PDFInfo
- Publication number
- CN203756915U CN203756915U CN201420119112.4U CN201420119112U CN203756915U CN 203756915 U CN203756915 U CN 203756915U CN 201420119112 U CN201420119112 U CN 201420119112U CN 203756915 U CN203756915 U CN 203756915U
- Authority
- CN
- China
- Prior art keywords
- gear
- ring
- sawtooth
- sawteeth
- replaceable
- 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
Links
Landscapes
- Gears, Cams (AREA)
Abstract
The utility model discloses a gear with sawteeth replaceable. The gear with the sawteeth replaceable comprises a round hole, a center ring, a gear ring and the sawteeth. The round hole is formed in the center of the center ring, the center ring is sleeved with the gear ring, the sawteeth are uniformly arranged on the periphery of the gear ring, multiple protrusions are uniformly arranged on the inner wall of the gear ring, multiple grooves are evenly formed in the outer wall of the center ring, and the protrusions are installed in the grooves in a clamped and combined mode. The gear ring and the center ring are set to be of a clamped and combined structure, so that after the sawteeth are damaged, people can only replace the gear ring, and resources are saved. The gear with the sawteeth replaceable has the advantages of being simple in structure, low in cost and stable in usability.
Description
Technical field
The utility model relates to a kind of gear, relates in particular to a kind of gear of replaceable sawtooth.
Background technique
At present, gear has been widely applied in multiple industries, but because the working gear time is when longer, will make the wearing and tearing of gear sawtooth bad, and central ring is also intact, country advocated and worked hard and practised economy present stage, and just need to change whole gear after sawtooth wearing and tearing badly, the gear damaging can not be recycled, and this makes to have wasted ample resources.
Model utility content
The purpose of this utility model is just to provide in order to address the above problem a kind of gear of replaceable sawtooth.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises circular hole, central ring, gear ring and sawtooth, the center of described central ring is provided with described circular hole, described gear ring is set on described central ring, on the circumference of described gear ring, be evenly provided with described sawtooth, on the inwall of described gear ring, be evenly provided with multiple projections, on the outer wall of described central ring, be evenly provided with multiple grooves, described protruding cartridge is installed in described groove.
Further, the size and number of described groove is identical with the size and number of described projection.
Further, described sawtooth is trapezoid shaped sawtooth.
The beneficial effects of the utility model are:
The utility model, by gear ring and central ring are arranged to Self-locking sealing antitheft box, can only be changed gear ring after sawtooth damages, and reaches the effect economizing on resources; The utlity model has the advantage that structure is comparatively simple, cost is lower and usability is stable.
Brief description of the drawings
Fig. 1 is the structural representation of the gear of a kind of replaceable sawtooth described in the utility model.
In figure: 1-circular hole, 2-sawtooth, 3-projection, 4-gear ring, 5-central ring.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1: the utility model comprises circular hole 1, central ring 5, gear ring 4 and sawtooth 2, the center of central ring 5 is provided with circular hole 1, gear ring 4 is set on central ring 5, on the circumference of gear ring 4, be evenly provided with sawtooth 2, on the inwall of gear ring 4, be evenly provided with multiple protrudingly 3, be evenly provided with multiple grooves on the outer wall of central ring 5, protruding 3 cartridges are installed in groove, the size and number of groove is identical with the size and number of projection 3, and sawtooth 2 is trapezoid shaped sawtooth.
Those skilled in the art do not depart from essence of the present utility model and spirit, can there is various deformation scheme to realize the utility model, the foregoing is only the better feasible embodiment of the utility model, not thereby limit to interest field of the present utility model, the equivalent structure that all utilization the utility model specifications and accompanying drawing content are done changes, within being all contained in interest field of the present utility model.
Claims (3)
1. the gear of a replaceable sawtooth, comprise circular hole, central ring, gear ring and sawtooth, the center of described central ring is provided with described circular hole, described gear ring is set on described central ring, on the circumference of described gear ring, be evenly provided with described sawtooth, it is characterized in that: on the inwall of described gear ring, be evenly provided with multiple projections, be evenly provided with multiple grooves on the outer wall of described central ring, described protruding cartridge is installed in described groove.
2. the gear of a kind of replaceable sawtooth according to claim 1, is characterized in that: the size and number of described groove is identical with the size and number of described projection.
3. the gear of a kind of replaceable sawtooth according to claim 1, is characterized in that: described sawtooth is trapezoid shaped sawtooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420119112.4U CN203756915U (en) | 2014-03-17 | 2014-03-17 | Gear with sawteeth replaceable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420119112.4U CN203756915U (en) | 2014-03-17 | 2014-03-17 | Gear with sawteeth replaceable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203756915U true CN203756915U (en) | 2014-08-06 |
Family
ID=51252194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420119112.4U Expired - Fee Related CN203756915U (en) | 2014-03-17 | 2014-03-17 | Gear with sawteeth replaceable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203756915U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896062A (en) * | 2015-05-26 | 2015-09-09 | 湖州民强炭业有限公司 | Combined structure gear |
-
2014
- 2014-03-17 CN CN201420119112.4U patent/CN203756915U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896062A (en) * | 2015-05-26 | 2015-09-09 | 湖州民强炭业有限公司 | Combined structure gear |
| CN104896062B (en) * | 2015-05-26 | 2017-10-31 | 温州大学激光与光电智能制造研究院 | A kind of composite construction gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140806 Termination date: 20210317 |