CN204851656U - Vertical axial -flow pump of self -cleaning - Google Patents
Vertical axial -flow pump of self -cleaning Download PDFInfo
- Publication number
- CN204851656U CN204851656U CN201520513076.4U CN201520513076U CN204851656U CN 204851656 U CN204851656 U CN 204851656U CN 201520513076 U CN201520513076 U CN 201520513076U CN 204851656 U CN204851656 U CN 204851656U
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- pump
- impeller
- wall
- shaft
- way valve
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Abstract
The utility model discloses a vertical axial -flow pump of self -cleaning, vertical axial -flow pump of self -cleaning includes: the pump body, suction chamber, play water return bend, stator wheel, impeller and high pressure water pump portion. The bottom and the suction chamber of the pump body are connected, and the top of the pump body and go out the water return bend and is connected is equipped with the pump shaft in the pump body, the bottom of pump shaft with from last to down and the stator take turns and impeller connection, high pressure water pump portion is connected with the top of pump shaft. Wherein, the pump body includes: pump shaft, pump wall, pump wall communicating pipe, pump shaft check valve, pump wall check valve and pump wall nozzle. The utility model discloses jam problem to vertical axial -flow pump is improved, through the diameter that increases the pump shaft, designs into pipeline structure with the pump shaft simultaneously, and the pump wall is then through being equipped with pump wall nozzle one period in pump wall communicating pipe, the other end and pump shaft are connected with miniature high pressure water pump portion, through the effect of playing the self -cleaning to the impeller of washing of water under high pressure.
Description
Technical field
The utility model relates to a kind of axial-flow pump, is specifically related to a kind of self cleaning vertical-type axial-flow pump for the work of dredging.
Background technique
In harbor approach engineering, coastal engineering, reclaiming land from the sea and enclosing seabeach is coated with in engineering construction operation, major part be when adopting trailing suction hopper dredger and cutter suction dredger to carry out dredge fill employing be that the pattern that muddy water taken out by axial-flow pump carries out work.
Compared with traditional axial-flow pump, this working environment very severe, itself holds susceptible to plugging axial-flow pump and just more easily blockage problem occurs.
In order to solve the problem, a series of research is carried out to axial-flow pump.
Model utility content
The purpose of this utility model is, provides a kind of self cleaning vertical-type axial-flow pump, to overcome the above-mentioned shortcoming and defect existing for prior art.
A kind of self cleaning vertical-type axial-flow pump, it is characterized in that, comprise: the pump housing, suction chamber, Discharging bent-tube, guide vane wheel, impeller and high pressure water pumping section, the bottom of the described pump housing is connected with suction chamber, the top of the described pump housing is connected with Discharging bent-tube, be provided with pump shaft in the described pump housing, the bottom of described pump shaft be connected with guide vane wheel and impeller from top to bottom, described high pressure water pumping section is connected with the top of pump shaft;
Wherein, the described pump housing comprises: pump shaft, pump wall, pump wall connecting tube, pump shaft one-way valve, pump wall one-way valve and pump wall nozzle, described pump wall is provided with hole for water spraying, hole for water spraying place is located in described pump wall nozzle one end, the other end of described pump wall nozzle is connected with one end of pump wall one-way valve, the other end of described pump wall one-way valve was connected with pump wall connecting tube, and described pump wall connecting tube is connected with high pressure water pumping section.
Further, described pump shaft is hollow pipe structure.
Further, described suction chamber comprises: suction sleeve and water-holding portion one-way valve, and described suction sleeve is connected with the bottom of the pump housing, and described water-holding portion one-way valve is located between suction sleeve and the pump housing.
Further, described impeller comprises: impeller body, impeller osculum and impeller one-way valve, the blade of described impeller body is provided with the impeller osculum to upper water-out at all, and described impeller one-way valve is located on impeller osculum, and described impeller osculum is connected with pump shaft.
The beneficial effects of the utility model:
The blockage problem of the vertical axial-flow pump of the utility model is improved, by increasing the diameter of pump shaft, pump shaft is designed to pipeline configuration simultaneously, pump wall is then provided with pump wall nozzle by one period, pump wall connecting tube, the other end is connected with small-sized high pressure water pumping section with pump shaft, by the flushing of high pressure water, impeller is played to the effect of self cleaning.
Accompanying drawing explanation
Fig. 1 is structural drawing of the present utility model.
Reference character:
The pump housing 100, pump shaft 110, pump wall 120, pump wall connecting tube 130, pump shaft one-way valve 140, pump wall one-way valve 150 and pump wall nozzle 160.
Suction chamber 200, suction sleeve 210 and water-holding portion one-way valve 220.
Discharging bent-tube 300 and guide vane wheel 400.
Impeller 500, impeller body 510, impeller osculum 520, impeller one-way valve 530 and high pressure water pumping section 600.
Embodiment
Below in conjunction with specific embodiment, progressive explanation is done to the utility model.Should be understood that following examples only for illustration of the utility model but not for limiting scope of the present utility model.
Fig. 1 is structural drawing of the present utility model.
As shown in Figure 1, a kind of self cleaning vertical-type axial-flow pump comprises: the pump housing 100, suction chamber 200, Discharging bent-tube 300, guide vane wheel 400, impeller 500 and high pressure water pumping section 600, the bottom of the pump housing 100 is connected with suction chamber 200, the top of the pump housing 100 is connected with Discharging bent-tube 300, pump shaft 110 is provided with in the pump housing 100, the bottom of pump shaft 110 be connected with guide vane wheel 400 and impeller 500 from top to bottom, high pressure water pumping section 600 is connected with the top of pump shaft 110.
Wherein, the pump housing 100 comprises: pump shaft 110, pump wall 120, pump wall connecting tube 130, pump shaft one-way valve 140, pump wall one-way valve 150 and pump wall nozzle 160, pump wall 120 is provided with hole for water spraying, hole for water spraying place is located in pump wall nozzle 160 one end, the other end of pump wall nozzle 160 is connected with one end of pump wall one-way valve 150, the other end of pump wall one-way valve 150 was connected with pump wall connecting tube 130, and pump wall connecting tube 130 is connected with high pressure water pumping section 600.
Pump shaft 110 is hollow pipe structure.
Suction chamber 200 comprises: suction sleeve 210 and water-holding portion one-way valve 220, and suction sleeve 210 is connected with the bottom of the pump housing 110, and water-holding portion one-way valve 220 is located between suction sleeve 210 and the pump housing 110.
Impeller 500 comprises: impeller body 510, impeller osculum 520 and impeller one-way valve 530, the blade of impeller body 510 is provided with the impeller osculum 520 to upper water-out at all, impeller one-way valve 530 is located on impeller osculum 520, and impeller osculum 520 is connected with pump shaft 110.
In harbor approach engineering, coastal engineering, reclaiming land from the sea and enclosing seabeach is coated with in engineering construction operation, major part be when adopting trailing suction hopper dredger and cutter suction dredger to carry out dredge fill employing be that the pattern that muddy water taken out by axial-flow pump carries out work.
Compared with traditional axial-flow pump, this working environment very severe, itself holds susceptible to plugging axial-flow pump and just more easily blockage problem occurs.
For the utility model that solves the problem is from two aspects.First pump shaft 110 is improved, the diameter increasing pump shaft 110 is got through simultaneously, pump shaft 110 is made to become the pipeline configuration of water flowing, then one end connects high pressure water pumping section 600, the other end is connected with impeller body 510, water jets under high pressure is sprayed from impeller osculum 520 by pump shaft 110 by high pressure water pumping section 600, and blade is aimed in the water outlet direction of impeller osculum 520.Because the main block part of axial-flow pump is exactly that blade has been rolled onto pasture and water or has been stained with too much mud, play certain self cleaning effect by this in-plant injection.
By thickening pump wall 120 on the other hand, pump wall 120 is got through simultaneously, make pump wall 120 that pump wall nozzle 160 is set, pump wall nozzle 160 was connected with high pressure water pumping section 600 by pump wall connecting tube 130, by the nozzle be centered around on the pump wall 120 around impeller 500, auxiliary cleaning is carried out to it, ensure that the effect of cleaning.
Assisting by two kinds of high pressure outlet systems, effectively can protect blade by the impact of the foreign material such as mud and pasture and water, improve working efficiency.
Be illustrated embodiment of the present utility model above, but the utility model is not as limit, only otherwise depart from aim of the present utility model, the utility model can also have various change.
Claims (4)
1. a self cleaning vertical-type axial-flow pump, it is characterized in that, comprise: the pump housing (100), suction chamber (200), Discharging bent-tube (300), guide vane wheel (400), impeller (500) and high pressure water pumping section (600), the bottom of the described pump housing (100) is connected with suction chamber (200), the top of the described pump housing (100) is connected with Discharging bent-tube (300), pump shaft (110) is provided with in the described pump housing (100), the bottom of described pump shaft (110) be connected with guide vane wheel (400) and impeller (500) from top to bottom, described high pressure water pumping section (600) is connected with the top of pump shaft (110),
Wherein, the described pump housing (100) comprising: pump shaft (110), pump wall (120), pump wall connecting tube (130), pump shaft one-way valve (140), pump wall one-way valve (150) and pump wall nozzle (160), described pump wall (120) is provided with hole for water spraying, hole for water spraying place is located in described pump wall nozzle (160) one end, the other end of described pump wall nozzle (160) is connected with one end of pump wall one-way valve (150), the other end of described pump wall one-way valve (150) was connected with pump wall connecting tube (130), described pump wall connecting tube (130) is connected with high pressure water pumping section (600).
2. a kind of self cleaning vertical-type axial-flow pump according to claim 1, is characterized in that: described pump shaft (110) is hollow pipe structure.
3. a kind of self cleaning vertical-type axial-flow pump according to claim 1, it is characterized in that: described suction chamber (200) comprising: suction sleeve (210) and water-holding portion one-way valve (220), described suction sleeve (210) is connected with the bottom of the pump housing (110), and described water-holding portion one-way valve (220) is located between suction sleeve (210) and the pump housing (110).
4. a kind of self cleaning vertical-type axial-flow pump according to claim 1, it is characterized in that: described impeller (500) comprising: impeller body (510), impeller osculum (520) and impeller one-way valve (530), the blade of described impeller body (510) is provided with the impeller osculum (520) to upper water-out at all, described impeller one-way valve (530) is located on impeller osculum (520), and described impeller osculum (520) is connected with pump shaft (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520513076.4U CN204851656U (en) | 2015-07-15 | 2015-07-15 | Vertical axial -flow pump of self -cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520513076.4U CN204851656U (en) | 2015-07-15 | 2015-07-15 | Vertical axial -flow pump of self -cleaning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204851656U true CN204851656U (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520513076.4U Active CN204851656U (en) | 2015-07-15 | 2015-07-15 | Vertical axial -flow pump of self -cleaning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204851656U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355432A (en) * | 2017-08-25 | 2017-11-17 | 杭州金氏泵业有限公司 | It is a kind of to carry the vertical-type axial-flow pump for rotating through filter screen |
-
2015
- 2015-07-15 CN CN201520513076.4U patent/CN204851656U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355432A (en) * | 2017-08-25 | 2017-11-17 | 杭州金氏泵业有限公司 | It is a kind of to carry the vertical-type axial-flow pump for rotating through filter screen |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |