CN201818720U - Speed reducer - Google Patents
Speed reducer Download PDFInfo
- Publication number
- CN201818720U CN201818720U CN2010205148553U CN201020514855U CN201818720U CN 201818720 U CN201818720 U CN 201818720U CN 2010205148553 U CN2010205148553 U CN 2010205148553U CN 201020514855 U CN201020514855 U CN 201020514855U CN 201818720 U CN201818720 U CN 201818720U
- Authority
- CN
- China
- Prior art keywords
- output shaft
- speed reducer
- gasket seal
- machine body
- worm
- 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)
Abstract
The utility model provides a speed reducer, and particularly relates to a speed reducer having a retaining mechanism, which includes a machine body, and a worm wheel, a worm and an output shaft in the machine body, wherein the worm wheel is sleeved on the output shaft, the worm wheel is matched with the worm, the output shaft is retained with the machine body through the retaining mechanism, the retaining mechanism comprises a check ring and a seal spacer, a stop groove is located at an end part of the output shaft, the seal spacer is sleeved on the output shaft and contacted with a sidewall of the machine body, the check ring is arranged in the stop groove of the output shaft and contacted with the seal spacer, and the check ring, the seal spacer, the output shaft and the machine body are in close fit. The speed reducer is simple in structure and good in leak tightness, and can ensure production stability.
Description
Technical field
The utility model is a kind of speed reducer, particularly a kind of speed reducer that has maintenance 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 improves sealing and tightness is provided.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of speed reducer, 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 passes through maintenance mechanism maintenance mutually with body, described maintenance mechanism comprises block circle and gasket seal, the end of described output shaft is provided with the screens groove, described gasket seal is enclosed within on the output shaft, and gasket seal contacts with the sidewall of body, and described block circle is located in the screens groove of output shaft, described block circle contacts with gasket seal, described block circle, gasket seal, output shaft and body be close-fitting mutually.
This is simple in structure, and the good airproof performance between body and the output shaft, ensures operation normally.
Therefore, a kind of speed reducer 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, 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 passes through maintenance mechanism maintenance mutually with body 1, described maintenance mechanism comprises block circle 5 and gasket seal 6, the end of described output shaft 4 is provided with screens groove 7, described gasket seal 6 is enclosed within on the output shaft 4, gasket seal 6 contacts with the sidewall of body 1, described block circle 5 is located in the screens groove 7 of output shaft 4, and described block circle 5 contacts with gasket seal 6, described block circle 5, gasket seal 6, output shaft 4 and body 1 be close-fitting mutually.
Claims (1)
1. speed reducer, 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), it is characterized in that: described output shaft (4) passes through maintenance mechanism maintenance mutually with body (1), described maintenance mechanism comprises block circle (5) and gasket seal (6), the end of described output shaft (4) is provided with screens groove (7), described gasket seal (6) is enclosed within on the output shaft (4), gasket seal (6) contacts with the sidewall of body (1), described block circle (5) is located in the screens groove (7) of output shaft (4), described block circle (5) contacts with gasket seal (6), described block circle (5), gasket seal (6), output shaft (4) and body (1) be close-fitting mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205148553U CN201818720U (en) | 2010-09-03 | 2010-09-03 | Speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205148553U CN201818720U (en) | 2010-09-03 | 2010-09-03 | Speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201818720U true CN201818720U (en) | 2011-05-04 |
Family
ID=43916674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205148553U Expired - Fee Related CN201818720U (en) | 2010-09-03 | 2010-09-03 | Speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201818720U (en) |
-
2010
- 2010-09-03 CN CN2010205148553U patent/CN201818720U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20110903 |