CN202711713U - Structure for preventing gear scratch and dust - Google Patents
Structure for preventing gear scratch and dust Download PDFInfo
- Publication number
- CN202711713U CN202711713U CN 201220354937 CN201220354937U CN202711713U CN 202711713 U CN202711713 U CN 202711713U CN 201220354937 CN201220354937 CN 201220354937 CN 201220354937 U CN201220354937 U CN 201220354937U CN 202711713 U CN202711713 U CN 202711713U
- Authority
- CN
- China
- Prior art keywords
- gear
- dust
- movement
- utility
- model
- 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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- General Details Of Gearings (AREA)
Abstract
The utility model discloses a structure for preventing a gear scratch and dust, comprising a movement main body, wherein a gear protective cover is arranged in the position wherein a movement gear is mounted. The structure for preventing a gear scratch and dust is capable of effectively preventing the gear from being scratched by external objects and preventing granular dust from entering the gear to cause noise while mounting the movement.
Description
Technical field
The utility model relates to the movement field, relates in particular to a kind ofly prevent that gear from scraping and injure dustproof movement.
Background technology
Existing DVD player core does not have this gear cap, and gear exposes, and the easy damaged gear enters easily particle dust and causes noise and gear destruction in long-term use procedure when the assembling movement.
Summary of the invention
The inventor is engaged in for many years in accumulation on the basis of experience of this area work, through development test demonstration repeatedly, eventually generation of the present utility model.Technical problem to be solved in the utility model provides a kind of cassette mechanism structure simple and compact for structure.
The technical solution adopted in the utility model is: a kind ofly prevent that gear from scraping and injure dustproof construction, comprise movement main body, be primarily characterized in that, be provided with the gear over cap in movement gear installation place.
The utility model has overcome the shortcoming that prior art exists, and its main beneficial effect is: foreign object scratch gear and prevent that particle dust from entering the noise that gear causes when the utility model can effectively prevent installing machine core.
The utility model is described in further detail below in conjunction with accompanying drawing
Description of drawings
Fig. 1 is structural drawing of the present utility model.
Specific implementation method
Such as figure: a kind ofly prevent that gear from scraping and injure dustproof construction, comprise movement main body 1, be primarily characterized in that, be provided with gear over cap 2 in movement gear installation place.
In sum, be preferred embodiment of the present utility model, all changes of having done according to technical solutions of the utility model when the function that produces fails to exceed the scope of technical solutions of the utility model, all belong to protection domain of the present utility model.
Claims (1)
1. one kind prevents that gear from scraping and injures dustproof construction, comprises movement main body, is primarily characterized in that, is provided with the gear over cap in movement gear installation place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220354937 CN202711713U (en) | 2012-07-18 | 2012-07-18 | Structure for preventing gear scratch and dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220354937 CN202711713U (en) | 2012-07-18 | 2012-07-18 | Structure for preventing gear scratch and dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202711713U true CN202711713U (en) | 2013-01-30 |
Family
ID=47591993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220354937 Expired - Fee Related CN202711713U (en) | 2012-07-18 | 2012-07-18 | Structure for preventing gear scratch and dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202711713U (en) |
-
2012
- 2012-07-18 CN CN 201220354937 patent/CN202711713U/en not_active Expired - Fee Related
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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: 20130130 Termination date: 20170718 |