CN201818762U - Speed reducer with strong sealing property - Google Patents
Speed reducer with strong sealing property Download PDFInfo
- Publication number
- CN201818762U CN201818762U CN2010205148676U CN201020514867U CN201818762U CN 201818762 U CN201818762 U CN 201818762U CN 2010205148676 U CN2010205148676 U CN 2010205148676U CN 201020514867 U CN201020514867 U CN 201020514867U CN 201818762 U CN201818762 U CN 201818762U
- Authority
- CN
- China
- Prior art keywords
- sealing
- output shaft
- speed reducer
- axle sleeve
- worm gear
- 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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- Gear Transmission (AREA)
- General Details Of Gearings (AREA)
Abstract
The utility model relates to a speed reducer, in particular to a speed reducer with a sealing mechanism, which comprises a machine body, wherein a worm gear, a worm and an output shaft are arranged in the machine body; the worm gear is sheathed on the output shaft and is matched with the worm; the output shaft and the machine body are sealed mutually through the sealing mechanism; the sealing mechanism comprises a retaining ring, a sealing shaft sleeve, an oil seal and a sealing bearing; the sealing shaft sleeve is sheathed on the output shaft; the oil seal and the sealing bearing are respectively sheathed on the sealing shaft sleeve; the retaining ring is arranged on the outer side wall of the sealing shaft sleeve; the retaining ring and the output shaft are fastened; and the sealing shaft sleeve is in contact with the oil seal and the retaining ring. The speed reducer is simple in structure and good in sealing property and can ensure the stability of production.
Description
Technical field
The utility model is a kind of speed reducer, particularly a kind of speed reducer that has sealing mechanism.
Background technique
Speed reducer of the prior art, sealing between output shaft and body and tightness are not high, influence the working life of product, incur loss through delay the demand of producing.
Summary of the invention
The utility model mainly is to solve the deficiencies in the prior art, has solved the deficiency of Security, and a kind of speed reducer that sealing improves the strong sealing of utilization efficiency that improves is provided.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of speed reducer of strong sealing, comprise body, be provided with worm gear in the described body, worm screw and output shaft, described worm gear set is on output shaft, described worm gear and worm screw are complementary, described output shaft seals by sealing mechanism mutually with body, sealing mechanism comprises the block circle, sealing axle sleeve, oil sealing and stuffing box bearing, be with sealing axle sleeve on the described output shaft, be with oil sealing and stuffing box bearing on the described sealing axle sleeve respectively, the outer side wall of described sealing axle sleeve is provided with the block circle, and block circle and output shaft are fastened, and described sealing axle sleeve and oil sealing contact with the block circle.
Guaranteed the sealing between body and the output shaft, sealing is strong when making running, and stability is high, promotes the utilization efficiency of product.
As preferably, the two ends of described output shaft are respectively equipped with sealing mechanism.
Therefore, the speed reducer of a kind of strong sealing that the utility model provides, simple in structure, good airproof performance ensures production stability.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: as shown in Figure 1, a kind of speed reducer of strong sealing, comprise body 1, be provided with worm gear 2 in the described body 1, worm screw 3 and output shaft 4, described worm gear 2 is enclosed within on the output shaft 4, described worm gear 2 is complementary with worm screw 3, described output shaft 4 and body 1 seal mutually by sealing mechanism, sealing mechanism comprises block circle 5, sealing axle sleeve 6, oil sealing 7 and stuffing box bearing 8, be with sealing axle sleeve 6 on the described output shaft 4, be with oil sealing 7 and stuffing box bearing 8 on the described sealing axle sleeve 6 respectively, the outer side wall of described sealing axle sleeve 6 is provided with block circle 5, block circle 5 is fastened with output shaft 4, and described sealing axle sleeve 6 and oil sealing 7 contact with block circle 5, and the two ends of described output shaft 4 are respectively equipped with sealing mechanism.
Claims (2)
1. the speed reducer of a strong sealing, it is characterized in that: comprise body (1), be provided with worm gear (2) in the described body (1), worm screw (3) and output shaft (4), described worm gear (2) is enclosed within on the output shaft (4), described worm gear (2) is complementary with worm screw (3), described output shaft (4) seals by sealing mechanism mutually with body (1), sealing mechanism comprises block circle (5), sealing axle sleeve (6), oil sealing (7) and stuffing box bearing (8), be with sealing axle sleeve (6) on the described output shaft (4), be with oil sealing (7) and stuffing box bearing (8) on the described sealing axle sleeve (6) respectively, the outer side wall of described sealing axle sleeve (6) is provided with block circle (5), block circle (5) is fastened with output shaft (4), and described sealing axle sleeve (6) and oil sealing (7) contact with block circle (5).
2. the speed reducer of a kind of strong sealing according to claim 1, it is characterized in that: the two ends of described output shaft (4) are respectively equipped with sealing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205148676U CN201818762U (en) | 2010-09-03 | 2010-09-03 | Speed reducer with strong sealing property |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205148676U CN201818762U (en) | 2010-09-03 | 2010-09-03 | Speed reducer with strong sealing property |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201818762U true CN201818762U (en) | 2011-05-04 |
Family
ID=43916716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205148676U Expired - Fee Related CN201818762U (en) | 2010-09-03 | 2010-09-03 | Speed reducer with strong sealing property |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201818762U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195874A (en) * | 2012-10-09 | 2013-07-10 | 吴小杰 | Grease-lubrication bearing speed reducer for rocket launching platform |
-
2010
- 2010-09-03 CN CN2010205148676U patent/CN201818762U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195874A (en) * | 2012-10-09 | 2013-07-10 | 吴小杰 | Grease-lubrication bearing speed reducer for rocket launching platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20110903 |