CN203685997U - Gear reducer - Google Patents
Gear reducer Download PDFInfo
- Publication number
- CN203685997U CN203685997U CN201420019800.3U CN201420019800U CN203685997U CN 203685997 U CN203685997 U CN 203685997U CN 201420019800 U CN201420019800 U CN 201420019800U CN 203685997 U CN203685997 U CN 203685997U
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- CN
- China
- Prior art keywords
- shaft
- output shaft
- input
- housing
- input shaft
- 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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Abstract
The utility model discloses a gear reducer which comprises a shell body, an input shaft and an output shaft, wherein the input shaft and the output shaft are installed at the two ends of the shell body through bearings respectively in a rotary mode, the front end of the input shaft and the front end of the output shaft are both located in the shell body, the rear end of the input shaft and the rear end of the output shaft both extend out of the shell body, a concave cavity is formed in the front end of the input shaft, a gear ring is arranged on the inner wall of the concave cavity, and multiple planet wheels are arranged at the front end of the output shaft in a rotary mode. The gear reducer further comprises a center shaft, wherein one end of the center shaft extends into the concave cavity and is meshed with the gear ring on the inner wall of the concave cavity, and the multiple planet wheels are located around the other end of the center shaft and are meshed with the other end of the center shaft. The gear reducer is simple in structure, single-stage planet wheel reduction is adopted, safe and reliable operation of the gear reducer is guaranteed, and the center height and axial length of the input shaft and the center height and axial length of the output shaft totally meet installation requirements.
Description
Technical field
The utility model relates to a kind of gear reduction unit.
Background technique
Gear reduction unit is generally used for the transmission device of low rotation speed large torque.Because gear reduction unit is the equipment of continuous operation, therefore under actual conditions, require gear reduction unit security of operation, reliable.
Model utility content
The purpose of this utility model is to provide a kind of gear reduction unit, adopts single-stage planetary wheel to slow down, to ensure gear reduction unit security of operation, reliable.
The technical solution of the utility model is as follows:
A kind of gear reduction unit, include housing and be rotatably installed in respectively the input at housing two ends by bearing, output shaft, it is characterized in that: described input, the front end of output shaft lays respectively in housing, input, extend respectively in described housing the rear end of output shaft, the front end of described input shaft is provided with cavity, on the inwall of described cavity, there is gear ring, described output shaft front end rotates respectively multiple planet wheels, include central shaft, one end of described central shaft extends in described cavity and is meshed with the gear ring on cavity inwall, described multiple planet wheels are positioned at the surrounding of the central shaft the other end and are meshed with the other end of central shaft.
Described gear reduction unit, is characterized in that: described housing includes support and the end cap of riveting mutually by screw.
The beneficial effects of the utility model:
The utility model is simple in structure, adopts single-stage planetary wheel to slow down, and has ensured gear reduction unit security of operation, reliable, and the center of its input shaft, output shaft is high and axial length meets installation requirement completely.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Embodiment
Referring to Fig. 1, a kind of gear reduction unit, include housing and be rotatably installed in respectively the input at housing two ends by bearing 9, output shaft 1, 2, input, output shaft 1, 2 front end lays respectively in housing, input, output shaft 1, extend respectively in housing 2 rear end, the front end of input shaft 1 is provided with cavity, on the inwall of cavity, there is gear ring 3, output shaft 2 front ends rotate respectively multiple planet wheels 4, include central shaft 5, one end of central shaft 5 extends in cavity and is meshed with the gear ring 3 on cavity inwall, multiple planet wheels 4 are positioned at the surrounding of central shaft 5 the other ends and are meshed with the other end of central shaft 5.
In the utility model, housing includes support 7 and the end cap 8 of riveting mutually by screw 6.
Claims (2)
1. a gear reduction unit, include housing and be rotatably installed in respectively the input at housing two ends by bearing, output shaft, it is characterized in that: described input, the front end of output shaft lays respectively in housing, input, extend respectively in described housing the rear end of output shaft, the front end of described input shaft is provided with cavity, on the inwall of described cavity, there is gear ring, described output shaft front end rotates respectively multiple planet wheels, include central shaft, one end of described central shaft extends in described cavity and is meshed with the gear ring on cavity inwall, described multiple planet wheels are positioned at the surrounding of the central shaft the other end and are meshed with the other end of central shaft.
2. gear reduction unit according to claim 1, is characterized in that: described housing includes support and the end cap of riveting mutually by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420019800.3U CN203685997U (en) | 2014-01-13 | 2014-01-13 | Gear reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420019800.3U CN203685997U (en) | 2014-01-13 | 2014-01-13 | Gear reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203685997U true CN203685997U (en) | 2014-07-02 |
Family
ID=51007904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420019800.3U Expired - Fee Related CN203685997U (en) | 2014-01-13 | 2014-01-13 | Gear reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203685997U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806745A (en) * | 2014-11-10 | 2015-07-29 | 三一重型装备有限公司 | Planet structure and coal cutter |
| CN111981108A (en) * | 2020-08-31 | 2020-11-24 | 温州职业技术学院 | Gear reducer device with dustproof function |
-
2014
- 2014-01-13 CN CN201420019800.3U patent/CN203685997U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806745A (en) * | 2014-11-10 | 2015-07-29 | 三一重型装备有限公司 | Planet structure and coal cutter |
| CN111981108A (en) * | 2020-08-31 | 2020-11-24 | 温州职业技术学院 | Gear reducer device with dustproof function |
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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: 20140702 Termination date: 20170113 |