CN204002815U - A kind of shield machine rotary main shaft mechanism of motion smoothing - Google Patents
A kind of shield machine rotary main shaft mechanism of motion smoothing Download PDFInfo
- Publication number
- CN204002815U CN204002815U CN201420435091.7U CN201420435091U CN204002815U CN 204002815 U CN204002815 U CN 204002815U CN 201420435091 U CN201420435091 U CN 201420435091U CN 204002815 U CN204002815 U CN 204002815U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- seal cover
- bearing
- bearing seal
- cover
- 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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- Sealing Of Bearings (AREA)
Abstract
The utility model relates to a kind of shield machine member, relate in particular to a kind of shield machine rotary main shaft mechanism of motion smoothing, comprise main shaft, be located at the cutterhead gland of front-end of spindle, be located at the driving gear wheel at main shaft middle part, be located at and drive the bearing seal cover of gear wheel front portion and be provided with the bearing locating cover that drives gear wheel rear portion, described bearing seal cover front end is fixed with bearing seal cover, between described bearing seal cover and main shaft, be provided with graphite oil-free bearing, between described bearing seal cover and main shaft, be provided with seal groove, in described seal groove, be provided with sealing ring.Between the main shaft making by graphite oil-free bearing and bearing seal cover, reach good lubricating, by sealing ring and coordinating of seal groove making main shaft and bearing seal cover good seal, extend the life-span of product, prevent that it from damaging too early because lacking lubrication and seal.
Description
Technical field
The utility model relates to a kind of shield machine member, relates in particular to a kind of shield machine rotary main shaft mechanism of motion smoothing.
Background technology
Shield machine rotary main shaft mechanism is for driving the power take-off mechanism of front end cutterhead rotation, existing shield machine rotary main shaft mechanism comprises main shaft, be located at the cutterhead gland of front-end of spindle, be located at the driving gear wheel at main shaft middle part, be located at and drive the bearing seal cover of gear wheel front portion and be provided with the bearing locating cover that drives gear wheel rear portion, described bearing seal cover front end is fixed with bearing seal cover, bearing lubrication sealing between main shaft and bearing seal cover is bad, causes equipment to damage too early because lacking lubrication and seal.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, and the shield machine rotary main shaft mechanism of the motion smoothing of the bearing lubrication good seal between a kind of main shaft and bearing seal cover is provided.
The utility model is to be achieved by the following technical programs:
A kind of shield machine rotary main shaft mechanism of motion smoothing, comprise main shaft, be located at the cutterhead gland of front-end of spindle, be located at the driving gear wheel at main shaft middle part, be located at and drive the bearing seal cover of gear wheel front portion and be provided with the bearing locating cover that drives gear wheel rear portion, described bearing seal cover front end is fixed with bearing seal cover, is provided with graphite oil-free bearing between described bearing seal cover and main shaft, between described bearing seal cover and main shaft, be provided with seal groove, in described seal groove, be provided with sealing ring.
Described bearing seal covers and is provided with fuel feed hole.
The beneficial effects of the utility model are:
Owing to being provided with graphite oil-free bearing between described bearing seal cover and main shaft, between described bearing seal cover and main shaft, be provided with seal groove, in described seal groove, be provided with sealing ring.Between the main shaft making by graphite oil-free bearing and bearing seal cover, reach good lubricating, by sealing ring and coordinating of seal groove making main shaft and bearing seal cover good seal, extend the life-span of product, prevent that it from damaging too early because lacking lubrication and seal.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model.
In figure: 1. cutterhead gland, 2. bearing seal cover, 3. graphite oil-free bearing, 4. bearing seal cover, 5. drives gear wheel, 6. bearing locating cover, 7. main shaft, 8. sealing ring.
The specific embodiment
In order to make those skilled in the art understand better the technical solution of the utility model, below in conjunction with accompanying drawing and most preferred embodiment, the utility model is described in further detail.
As shown in the figure, the utility model comprises main shaft 7, be located at the cutterhead gland 1 of front-end of spindle, be located at the driving gear wheel 5 at main shaft middle part, be located at and drive the bearing seal cover 4 of gear wheel front portion and be provided with the bearing locating cover 6 that drives gear wheel rear portion, described bearing seal cover front end is fixed with bearing seal cover 2, is provided with graphite oil-free bearing 3 between described bearing seal cover and main shaft, between described bearing seal cover and main shaft, be provided with seal groove, in described seal groove, be provided with sealing ring 8.
Described bearing seal covers and is provided with fuel feed hole.Strengthen bearing seal cover and on the lubrication and seal effect of bearing seal cover to main shaft.
Owing to being provided with graphite oil-free bearing between described bearing seal cover and main shaft, between described bearing seal cover and main shaft, be provided with seal groove, in described seal groove, be provided with sealing ring.Between the main shaft making by graphite oil-free bearing and bearing seal cover, reach good lubricating, by sealing ring and coordinating of seal groove making main shaft and bearing seal cover good seal, extend the life-span of product, prevent that it from damaging too early because lacking lubrication and seal.
The above is only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (2)
1. the shield machine rotary main shaft mechanism of a motion smoothing, it is characterized in that, comprise main shaft, be located at the cutterhead gland of front-end of spindle, be located at the driving gear wheel at main shaft middle part, be located at and drive the bearing seal cover of gear wheel front portion and be provided with the bearing locating cover that drives gear wheel rear portion, described bearing seal cover front end is fixed with bearing seal cover, between described bearing seal cover and main shaft, be provided with graphite oil-free bearing, between described bearing seal cover and main shaft, be provided with seal groove, in described seal groove, be provided with sealing ring.
2. the shield machine rotary main shaft mechanism of a kind of motion smoothing according to claim 1, is characterized in that, described bearing seal covers and is provided with fuel feed hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420435091.7U CN204002815U (en) | 2014-07-31 | 2014-07-31 | A kind of shield machine rotary main shaft mechanism of motion smoothing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420435091.7U CN204002815U (en) | 2014-07-31 | 2014-07-31 | A kind of shield machine rotary main shaft mechanism of motion smoothing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204002815U true CN204002815U (en) | 2014-12-10 |
Family
ID=52042834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420435091.7U Expired - Fee Related CN204002815U (en) | 2014-07-31 | 2014-07-31 | A kind of shield machine rotary main shaft mechanism of motion smoothing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204002815U (en) |
-
2014
- 2014-07-31 CN CN201420435091.7U patent/CN204002815U/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 |
Granted publication date: 20141210 Termination date: 20150731 |
|
| EXPY | Termination of patent right or utility model |