CN201053395Y - Guide vane type mixed flow pump - Google Patents
Guide vane type mixed flow pump Download PDFInfo
- Publication number
- CN201053395Y CN201053395Y CNU200720038807XU CN200720038807U CN201053395Y CN 201053395 Y CN201053395 Y CN 201053395Y CN U200720038807X U CNU200720038807X U CN U200720038807XU CN 200720038807 U CN200720038807 U CN 200720038807U CN 201053395 Y CN201053395 Y CN 201053395Y
- Authority
- CN
- China
- Prior art keywords
- pump
- impeller
- shaft
- pump cover
- guide vane
- 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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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a guide vane mixed-flow pump, comprises a pump body, a pump cover, a main shaft, a pump shell and an impeller, and is characterized in that: vanes of the impeller extend to feed direction after the root is twisted; the inner wall of the pump body on a front end of the impeller is provided with a lining; a front end of the pump body is communicated with a liquid feed tube; a pump shaft passes through the pump cover; a shaft housing is arranged outside the pump shaft; a mechanical seal is arranged between the shaft housing and the pump cover; a back end of the pump cover is provided with a gland bush which is covered on the outside of the pump shaft; contact part of the impeller and the pump cover is provided with a sealing ring; a circular sealing ring is arranged between the main shaft and the pump cover on the back of the mechanical seal. The utility model is a guide vane mixed-flow pump which has the advantages of stable performance, high efficiency, simple and reasonable structure, steady and reliable operation, convenient overhaul, long service life and so on.
Description
Technical field
The utility model relates to the pump technical field, relates in particular to a kind of guide vane mixed flow pump
Background technique
Existing mixed flow pump, usually produce the not enough shortcoming of tightness in use, be easy to generate leakage in use, thereby greatly reduce the working life of pump, and unstable properties, efficient is lower, repairs also very inconvenience, also be restricted easily in use, can't satisfy user's demand to greatest extent.
The model utility content
The purpose of this utility model is the guide vane mixed flow pump that advantages such as a kind of stable performance, efficient height, simple and reasonable, reliable, the maintenance convenience of operating steadily, long service life are provided at the deficiencies in the prior art.
The purpose of this utility model is achieved by the following technical programs: a kind of guide vane mixed flow pump comprises the pump housing, pump cover, main shaft, pump case, impeller, it is characterized in that the blade on the described impeller, stretch to feedstock direction from root distortion back, be on the pump housing inwall of impeller front end lining is installed, the front end of the pump housing is linked with liquid inlet pipe, pump shaft passes pump cover, pump shaft is set with axle sleeve outward, is provided with mechanical seal between axle sleeve and the pump cover, and the pump cover rear end is equipped with and is sleeved on the outer gland of pump shaft.The contact position of impeller and pump cover is provided with seal ring.Be positioned at the mechanical seal rear between main shaft and the pump cover and be provided with O-ring seals.
The utility model is mainly used in industrial thermoelectric station delivery cycle water, industrial and mining enterprise's sewage treatment project, city plumbing, dock fluctuation in stage, agricultural drainage and irrigation and other hydraulic engineerings etc., carries fluid temperature can reach 80 ℃.
Description of drawings
Fig. 1 is the utility model sectional structure schematic representation.
Fig. 2 is the utility model impeller right elevation.
Fig. 3 is the cross-sectional schematic of the utility model impeller.
Embodiment
The utility model comprises the pump housing 1, pump cover 2, pump shaft 3, pump case 4, impeller 5, it is characterized in that the blade on the described impeller 5, stretch to feedstock direction from root distortion back, thereby guarantee that impeller has than major path, can realize not having and stop up, be on the pump housing 1 inwall of impeller 5 front ends and lining 6 be installed, the front end connection of the pump housing 1
Be connected with liquid inlet pipe 7, pump shaft 3 passes pump cover 2, is set with axle sleeve 8 outside the pump shaft 3, is provided with mechanical seal 9 between axle sleeve 8 and the pump cover 2, and pump cover 2 rear ends are equipped with the gland 10 that is sleeved on outside the pump shaft 3.The contact position of impeller 5 and pump cover 2 is provided with seal ring 11.Be positioned at mechanical seal 9 rears between pump shaft 3 and the pump cover 2 and be provided with O-ring seals 12.
Claims (3)
1. a guide vane mixed flow pump comprises the pump housing, pump cover, main shaft, pump case, impeller, it is characterized in that the blade on the described impeller, stretch to feedstock direction from root distortion back, be on the pump housing inwall of impeller front end lining is installed, the front end of the pump housing is linked with liquid inlet pipe, pump shaft passes pump cover, pump shaft is set with axle sleeve outward, is provided with mechanical seal between axle sleeve and the pump cover, and the pump cover rear end is equipped with and is sleeved on the outer gland of pump shaft.
2. guide vane mixed flow pump according to claim 1 is characterized in that the contact position of impeller and pump cover is provided with seal ring.
3. guide vane mixed flow pump according to claim 1 is characterized in that being positioned between main shaft and the pump cover mechanical seal rear and is provided with O-ring seals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720038807XU CN201053395Y (en) | 2007-06-22 | 2007-06-22 | Guide vane type mixed flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720038807XU CN201053395Y (en) | 2007-06-22 | 2007-06-22 | Guide vane type mixed flow pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201053395Y true CN201053395Y (en) | 2008-04-30 |
Family
ID=39393057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720038807XU Expired - Fee Related CN201053395Y (en) | 2007-06-22 | 2007-06-22 | Guide vane type mixed flow pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201053395Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629142A (en) * | 2013-12-16 | 2014-03-12 | 宁波得利时泵业有限公司 | Axially adjustable structure of rotating shaft |
| CN105987009A (en) * | 2015-07-23 | 2016-10-05 | 曹杰华 | Water ring type sealing mixed-flow pump |
| CN109236725A (en) * | 2018-10-31 | 2019-01-18 | 安徽腾龙泵阀制造有限公司 | A kind of sealing device for pump housing antiseep |
-
2007
- 2007-06-22 CN CNU200720038807XU patent/CN201053395Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629142A (en) * | 2013-12-16 | 2014-03-12 | 宁波得利时泵业有限公司 | Axially adjustable structure of rotating shaft |
| CN103629142B (en) * | 2013-12-16 | 2017-08-25 | 宁波得利时泵业有限公司 | Rotating shaft axially adjustable structure |
| CN105987009A (en) * | 2015-07-23 | 2016-10-05 | 曹杰华 | Water ring type sealing mixed-flow pump |
| CN109236725A (en) * | 2018-10-31 | 2019-01-18 | 安徽腾龙泵阀制造有限公司 | A kind of sealing device for pump housing antiseep |
| CN109236725B (en) * | 2018-10-31 | 2024-05-17 | 安徽腾龙泵阀制造有限公司 | Sealing device for pump body leakage prevention |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Rizhao Jiahong Biological Technology Co.,Ltd. Assignor: Anhui Tianma Pump Valve Group Co., Ltd. Contract record no.: 2011370000196 Denomination of utility model: Guide vane exit circulation homogenizer for axial-flow pump and guide vane type mixed-flow pump model Granted publication date: 20080430 License type: Exclusive License Record date: 20110511 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080430 Termination date: 20100622 |