CN202402295U - Centrifugal vortex two-stage whole-lift high-pressure water feeding pump - Google Patents
Centrifugal vortex two-stage whole-lift high-pressure water feeding pump Download PDFInfo
- Publication number
- CN202402295U CN202402295U CN2011204621173U CN201120462117U CN202402295U CN 202402295 U CN202402295 U CN 202402295U CN 2011204621173 U CN2011204621173 U CN 2011204621173U CN 201120462117 U CN201120462117 U CN 201120462117U CN 202402295 U CN202402295 U CN 202402295U
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- pump body
- pressure water
- main shaft
- impeller
- main
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- Expired - Fee Related
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Abstract
The utility model discloses a centrifugal vortex two-stage whole-lift high-pressure water feeding pump, which comprises a main pump body, an auxiliary pump body, a supporting frame, a pump cover, a main shaft, a front vane wheel and a rear vane wheel, wherein one side of the main pump body is connected with the auxiliary pump body in a sealed manner, and the other side of the main pump body is sealed with the supporting frame; and the main shaft is arranged in the main pump body and the supporting frame and positioned on one side of the auxiliary pump body. By adopting a horizontal type structure, the centrifugal vortex two-stage whole-lift high-pressure water feeding pump is favorable for arrangement of pipelines; a mode of mechanical sealing is adopted; flow passage components are made of stainless steel materials and can resist high temperature; and the centrifugal vortex two-stage whole-lift high-pressure water feeding pump is high in efficiency of recycling condensed water and has a good energy-saving effect and long service life.
Description
Technical field
The utility model relates to feed water pump and makes the field, and it is specifically related to a kind of centrifugal whirlpool twin-stage total head high pressure water pump.
Background technique
At present, be used for steam boiler carry the recycling do not contain the clear water of particle and liquid that physicochemical properties are similar to water, boiler blow-down water and high rise building water supply and high buildings and large mansions building maintenance, mainly accomplish by feed water pump; Feed water pump commonly used at present is divided into centrifugal pump and peripheral pump; But because centrifugal pump and the peripheral pump problem of mechanism design separately is bad to the recovering effect of condensed water, and efficiency is low; Working life is short, so be badly in need of now improving.
Summary of the invention
To the problems referred to above, the purpose of the utility model is to propose a kind of centrifugal whirlpool twin-stage total head high pressure water pump.
A kind of centrifugal whirlpool twin-stage total head high pressure water pump; It comprises: main pump body, auxiliary pump body, supporting frame, pump cover, main shaft, preceding impeller and back impeller; Said main pump body one side and auxiliary pump body are tightly connected; Opposite side and supporting frame sealing, main pump body is located at by said main shaft and supporting frame is inner, and overhead is in a side of auxiliary pump body.
Impeller is sheathed on the main shaft with the back impeller successively before said, and said back impeller is through the fixing interlock of keyway and main shaft, and said preceding impeller is located at the front end of main shaft through the impeller tightening nut.
The connection part of said main shaft and main pump body and supporting frame adopts mechanical seal.
Said pump cover is located between preceding impeller and the back impeller.
Be provided with the bearing cap and the bearing that are used for the support fixation main shaft in the support frame as described above, the bearing cap sealing of said fixed main shaft and both sides.
The support frame as described above outer wall is provided with oil hole.
The outer wall of said main pump body is provided with vent hole.
The utility model has the following advantages owing to take above technological scheme:
A kind of centrifugal whirlpool twin-stage total head high pressure water pump of the utility model adopts horizontal type structure, is convenient to line arrangement, and adopts mechanical seal; It is high temperature resistant that flow passage components all adopt stainless steel to process; High for the condensed water reuse efficiency, good energy-conserving effect, long service life.
Description of drawings
Fig. 1 is the cross-sectional view of the centrifugal whirlpool twin-stage of the utility model total head high pressure water pump.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is carried out detailed description.
As shown in Figure 1; Structural representation for the centrifugal whirlpool twin-stage of the utility model total head high pressure water pump; It comprises: main pump body 1, auxiliary pump body 2, supporting frame 3, pump cover 4, main shaft 5, preceding impeller 6 and back impeller 7, and said main pump body 1 one sides and auxiliary pump body 2 are tightly connected, opposite side and supporting frame 3 sealings; Said main shaft is located at main pump body 1 and supporting frame 3 inside, and overhead is in a side of auxiliary pump body 2.
Impeller 6 is sheathed on the main shaft 5 with back impeller 7 successively before said, and back impeller 7 is through the fixing interlock of keyway and main shaft, said before impeller 6 be located at the front end of main shaft 5, main shaft 5 and main pump body 1 and supporting frame 3 connection parts employing mechanical seal through impeller tightening nut 8.Impeller 6 adopts stainless steel to process high temperature resistant with back impeller 7 before said.Said pump cover 4 is located between preceding impeller 6 and the back impeller 7.
Be provided with the bearing cap 9 and bearing 10 that are used for support fixation main shaft 5 in the support frame as described above 3, fixed main shaft 5 seals with the bearing cap 9 of both sides, and supporting frame 3 outer walls are provided with oil hole 31, can increase the service life regularly to main shaft oiling maintenance.
The outer wall of said main pump body 1 is provided with vent hole 11, reduces pump housing pressure inside through vent hole.
The utility model only carries out illustrative with the foregoing description; The structure of each parts, the position is set and connects and all can change to some extent; On the basis of the utility model technological scheme; All improvement and equivalents of individual component being carried out according to the utility model principle all should not got rid of outside the protection domain of the utility model.
Claims (7)
1. centrifugal whirlpool twin-stage total head high pressure water pump; It is characterized in that: it comprises: main pump body, auxiliary pump body, supporting frame, pump cover, main shaft, preceding impeller and back impeller; Said main pump body one side and auxiliary pump body are tightly connected; Opposite side and supporting frame sealing, main pump body is located at by said main shaft and supporting frame is inner, and overhead is in a side of auxiliary pump body.
2. a kind of centrifugal whirlpool twin-stage total head high pressure water pump as claimed in claim 1; It is characterized in that: impeller is sheathed on the main shaft with the back impeller successively before said; Said back impeller is through the fixing interlock of keyway and main shaft, and said preceding impeller is located at the front end of main shaft through the impeller tightening nut.
3. according to claim 1 or claim 2 a kind of centrifugal whirlpool twin-stage total head high pressure water pump, it is characterized in that: the connection part of said main shaft and main pump body and supporting frame adopts mechanical seal.
4. a kind of centrifugal whirlpool twin-stage total head high pressure water pump as claimed in claim 2 is characterized in that: said pump cover is located between preceding impeller and the back impeller.
5. a kind of centrifugal whirlpool twin-stage total head high pressure water pump as claimed in claim 1 is characterized in that: be provided with the bearing cap and the bearing that are used for the support fixation main shaft in the support frame as described above, the bearing cap sealing of said fixed main shaft and both sides.
6. a kind of centrifugal whirlpool twin-stage total head high pressure water pump as claimed in claim 1, it is characterized in that: the support frame as described above outer wall is provided with oil hole.
7. a kind of centrifugal whirlpool twin-stage total head high pressure water pump as claimed in claim 1, it is characterized in that: the outer wall of said main pump body is provided with vent hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204621173U CN202402295U (en) | 2011-11-21 | 2011-11-21 | Centrifugal vortex two-stage whole-lift high-pressure water feeding pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204621173U CN202402295U (en) | 2011-11-21 | 2011-11-21 | Centrifugal vortex two-stage whole-lift high-pressure water feeding pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202402295U true CN202402295U (en) | 2012-08-29 |
Family
ID=46699945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204621173U Expired - Fee Related CN202402295U (en) | 2011-11-21 | 2011-11-21 | Centrifugal vortex two-stage whole-lift high-pressure water feeding pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202402295U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667767A (en) * | 2019-01-25 | 2019-04-23 | 浙江中杭水泵股份有限公司 | Efficient two stage centrifugal regeneration pump |
| CN110671334A (en) * | 2019-10-17 | 2020-01-10 | 安徽龙泉泵阀制造有限公司 | Magnetic cyclone pump |
-
2011
- 2011-11-21 CN CN2011204621173U patent/CN202402295U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667767A (en) * | 2019-01-25 | 2019-04-23 | 浙江中杭水泵股份有限公司 | Efficient two stage centrifugal regeneration pump |
| CN110671334A (en) * | 2019-10-17 | 2020-01-10 | 安徽龙泉泵阀制造有限公司 | Magnetic cyclone pump |
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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: 20120829 Termination date: 20131121 |