CN102042262A - Centrifugal pump inducer transmission device - Google Patents
Centrifugal pump inducer transmission device Download PDFInfo
- Publication number
- CN102042262A CN102042262A CN2009102293167A CN200910229316A CN102042262A CN 102042262 A CN102042262 A CN 102042262A CN 2009102293167 A CN2009102293167 A CN 2009102293167A CN 200910229316 A CN200910229316 A CN 200910229316A CN 102042262 A CN102042262 A CN 102042262A
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- CN
- China
- Prior art keywords
- inducer
- transmission shaft
- centrifugal pump
- transmission device
- thread
- 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.)
- Pending
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Abstract
The invention relates to a centrifugal pump inducer transmission device, relating to a centrifugal pump inducer. The centrifugal pump inducer transmission device is provided with an inducer and a transmission shaft, wherein the rear end of a hub of the inducer is provided with a threaded hole, the front end of the transmission shaft is provided with an external thread, and the outer thread and the thread hole work together to tightly fix the inducer on the transmission shaft. Because the rear end of the hub of the inducer is provided with the thread hole, the front end of the transmission shaft is provided with the external thread, and the outer thread and the thread hole work together to tightly fix the inducer on the transmission shaft, the centrifugal pump inducer transmission device has the advantages of simple structure and low manufacture cost, is processed and assembled by less processes, and is suitable for centrifugal pump inducers.
Description
Technical field
The present invention relates to the centrifugal pump inducer, is a kind of centrifugal pump inducer transmission device specifically.
Background technique
We know, existing centrifugal pump inducer transmission device, be to be provided with inducer, be provided with axis hole in the middle of the wheel hub of inducer, be provided with transmission shaft in the axis hole, transmission shaft and axis hole are provided with keyway, be provided with driving key in the keyway, the transmission shaft front end is provided with screw thread, installation shaft head nut on the screw thread, and axis head nut is fastened on inducer on the transmission shaft.This centrifugal pump inducer transmission device, owing to be provided with axis hole in the middle of the wheel hub, be provided with transmission shaft in the axis hole, transmission shaft and axis hole are provided with keyway, are provided with driving key in the keyway, the transmission shaft front end is provided with screw thread, installation shaft head nut on the screw thread, axis head nut is fastened on inducer on the transmission shaft, complex structure, processing, assembly process is many, the manufacture cost height.
Summary of the invention
The technical problem that the present invention solves is, solves complex structure, and processing, assembly process are many, and the problem that manufacture cost is high provides a kind of simple in structure, and processing, assembly process are few, the centrifugal pump inducer transmission device of low cost of manufacture.
Technological scheme of the present invention is, is provided with inducer and transmission shaft, and the main structure characteristics are, the wheel hub rear end of inducer is provided with tapped hole, and the transmission shaft front end is provided with outside thread, and outside thread cooperates with tapped hole inducer is fastened on the transmission shaft.
The invention has the beneficial effects as follows that because the wheel hub rear end of inducer is provided with tapped hole, the transmission shaft front end is provided with outside thread, outside thread cooperates with tapped hole inducer is fastened on the transmission shaft, and is simple in structure, processes, assembly process is few, low cost of manufacture.The present invention is applicable to the centrifugal pump inducer.
Description of drawings
Accompanying drawing is a kind of structural representation of the present invention, also is a kind of embodiment's schematic representation.
Embodiment
Centrifugal pump inducer transmission device as shown in the figure, be provided with inducer 1 and transmission shaft 3, wheel hub 2 rear ends of inducer 1 are provided with tapped hole, transmission shaft 3 front ends are provided with outside thread, outside thread cooperates with tapped hole inducer 1 is fastened on the transmission shaft 3, simple in structure, processing, assembly process is few, low cost of manufacture.
Claims (1)
1. a centrifugal pump inducer transmission device is provided with inducer and transmission shaft, it is characterized in that: the wheel hub rear end of inducer is provided with tapped hole, and the transmission shaft front end is provided with outside thread, and outside thread cooperates with tapped hole inducer is fastened on the transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102293167A CN102042262A (en) | 2009-10-20 | 2009-10-20 | Centrifugal pump inducer transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102293167A CN102042262A (en) | 2009-10-20 | 2009-10-20 | Centrifugal pump inducer transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102042262A true CN102042262A (en) | 2011-05-04 |
Family
ID=43908699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102293167A Pending CN102042262A (en) | 2009-10-20 | 2009-10-20 | Centrifugal pump inducer transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102042262A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606521A (en) * | 2012-03-27 | 2012-07-25 | 上海阿波罗机械股份有限公司 | Inducer for containment spraying pump |
| CN105545379A (en) * | 2015-12-09 | 2016-05-04 | 西安航天动力研究所 | Connection structure among inducing wheel, centrifugal wheel and rotor |
| CN110307164A (en) * | 2019-07-25 | 2019-10-08 | 中国船舶重工集团公司第七0四研究所 | Condensate pump flow passage components structure with inducer |
-
2009
- 2009-10-20 CN CN2009102293167A patent/CN102042262A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606521A (en) * | 2012-03-27 | 2012-07-25 | 上海阿波罗机械股份有限公司 | Inducer for containment spraying pump |
| CN105545379A (en) * | 2015-12-09 | 2016-05-04 | 西安航天动力研究所 | Connection structure among inducing wheel, centrifugal wheel and rotor |
| CN110307164A (en) * | 2019-07-25 | 2019-10-08 | 中国船舶重工集团公司第七0四研究所 | Condensate pump flow passage components structure with inducer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110504 |