CN204921463U - Impeller of immersible pump for well - Google Patents
Impeller of immersible pump for well Download PDFInfo
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- CN204921463U CN204921463U CN201520678572.5U CN201520678572U CN204921463U CN 204921463 U CN204921463 U CN 204921463U CN 201520678572 U CN201520678572 U CN 201520678572U CN 204921463 U CN204921463 U CN 204921463U
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- impeller
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 239000011148 porous material Substances 0.000 abstract 2
- 230000009189 diving Effects 0.000 description 12
- 239000007788 liquid Substances 0.000 description 9
- 230000007423 decrease Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides an impeller of immersible pump for well belongs to water pump technical field. It is great that it has solved the loss of current impeller of immersible pump for well stream power, influences the technical problem such as lift of immersible pump. This impeller of immersible pump for well includes apron, bedplate and lies in a plurality of blades between apron and the bedplate to have the first water conservancy diversion face that lies in the outside on the interior terminal surface of apron and lie in inboard first drainage face, having the second water conservancy diversion face that lies in the outside on the interior terminal surface of bedplate and lieing in inboard second drainage face, the center of bedplate has the apopore, and second drainage face meets with the pore wall of apopore, the inner of blade is located between the pore wall and first drainage face of apopore, forms the delivery port towards the apopore between the inner of adjacent blade, and the outer end of blade is located between first water conservancy diversion face and the second water conservancy diversion face. The utility model has the advantages of make rotating impeller more stable.
Description
Technical field
The utility model belongs to pump technology field, relates to a kind of well submersible pump, particularly a kind of impeller of well submersible pump.
Background technique
Well submersible pump is a kind of longilineal MODEL VERTICAL MULTISTAGE PUMP, is used for extracting deep phreatic water, and in rural area, factory, water utility, railway and oil field etc. are widely used.
The working principle of submersible pump is roughly, and before turn on pump, must be full of liquid in suction pipe and pump.After turn on pump, impeller High Rotation Speed, liquid wherein rotates together along with blade, under the influence of centrifugal force, flies away from impeller and outwards penetrates, and liquid speed in pump case explosion chamber of injection is slack-off gradually, and pressure increases gradually, and then from pump discharge, discharge tube flows out.Now, blade center place due to liquid be thrown toward around and formed both do not had air there is no the vacuum low-pressure district of liquid, liquid in liquid pool is under the atmospheric effect in face, pond, in suction pipe inflow pump, liquid is continuously pumped up and continuously flows out from discharge tube so exactly from liquid pool.
The speed that during blade rotary, current suck and discharge determines the working efficiency of submersible pump, the impeller working efficiency of current well submersible pump is not high, the impeller improved structure [ZL200620165818.X] of such as a kind of submersible pump disclosed in Chinese patent literature, realize suction and the discharge of current near the structure of blade in this patent, and on, lower cover plate is flat board, blade by current suck and upwards discharge time on, lower cover plate plays barrier effect to current, make water flow not smooth, the rotational efficienty of impeller is caused to reduce, namely the stream power loss of impeller is larger, impact diving lift of pump.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes a kind of impeller of well submersible pump, and the technical problem that the utility model solves makes wheel rotation smooth and easy, improves diving lift of pump.
The purpose of this utility model realizes by following technical proposal:
A kind of impeller of well submersible pump, comprise cover plate, seat board and the some curved blade between cover plate and seat board, it is characterized in that, the interior edge face of described cover plate have the first guide face being positioned at outside and the first drainage face being positioned at inner side, described first guide face is the conical surface of annular, described first drainage face is the cambered surface of annular, and the diameter in described first drainage face smoothly reduces to the other end from the one end that connects with the first guide face; The interior edge face of described seat board have the second guide face being positioned at outside and the second drainage face being positioned at inner side, described second guide face is the conical surface of annular, described second drainage face is the cambered surface of annular, the center of described seat board has water inlet, described second drainage face connects with the hole wall of water inlet, and the diameter in described second drainage face smoothly reduces to the one end that connects with the hole wall of water inlet from the one end that connects with the second guide face; Between hole wall in water inlet of the inner of described blade and the first drainage face, formed between the inner of adjacent blades towards the water intake of water inlet, the outer end of described blade is between the first guide face and the second guide face.
Be provided with pump shaft in submersible pump, pump shaft also can impeller rotate through cover plate, during wheel rotation, water vertically can enter in impeller from water inlet, and enter between blade by water intake, water can be pushed to the outer end of blade by blade from the inner of blade, current when flowing to impeller outer in impeller, can move along the first drainage face and the second drainage surface current, the flow direction of current is gradually become be tilted to down, making the flow direction of water close to level by the first guide face and the second guide face, current pass through blade, the guiding of cover plate and seat board is flowed out impeller thus is struck the housing of submersible pump, current are slowed down, thus the pressure in increase submersible pump, improve diving lift of pump, guiding drainage is all played in the second guide face on the first guide face on cover plate and the first drainage face and seat board and the second drainage face, blade outer end is guided into from water inlet by what the water flows gently, make the change that the flow direction of current is mild, thus make wheel rotation smooth and easy, improve diving lift of pump.
In the impeller of above-mentioned well submersible pump, the diameter of described first guide face bigger diameter end is less than the diameter of the second guide face bigger diameter end, and the outer end opposing cover plates of described blade protrudes and the outer end end face of blade flushes with the side face of seat board.This structure makes the current flowing to outer end along blade from the inner can scatter when the outer end of close blade, make current area when striking pump case larger, current are slowed down better effects if, thus increases the pressure in submersible pump further, improve diving lift of pump.
In the impeller of above-mentioned well submersible pump, the outer end end face of described blade is plane, and the inner end face of described blade is cambered surface.Blade is that the outer end end face of plane flushes with the side face of seat board, makes impeller overall leveling, there is not projection, decrease the disturbance to current, thus current are directly clashed into pump case; Blade is that the inner end face of cambered surface makes that the water flows gently flows to water intake, decreases the disturbance to current, makes wheel rotation more smooth and easy, thus improve diving lift of pump.
In the impeller of above-mentioned well submersible pump, connect with the first guide face diameter of one end of described first drainage face is less than the diameter of water inlet.This structure more easily enters through the water intake between blade after making current enter water inlet, decrease the disturbance to current, make wheel rotation more smooth and easy, thus improve diving lift of pump.
In the impeller of above-mentioned well submersible pump, seamlessly transit between described first guide face and the first drainage face.This structure makes that the water flows gently flows through the first guide face and the first drainage face, decreases the disturbance to current, makes wheel rotation more smooth and easy, thus improve diving lift of pump.
In the impeller of above-mentioned well submersible pump, the two ends in described second drainage face seamlessly transit with the hole wall of the second guide face and water inlet respectively.This structure makes that the water flows gently flows through the second guide face and the second drainage face, decreases the disturbance to current, makes wheel rotation more smooth and easy, thus improve diving lift of pump.
In the impeller of above-mentioned well submersible pump, the middle part of described cover plate has axle sleeve, and the upper end of described axle sleeve passes the first drainage face.This structure increases the length of axle sleeve, thus add the connection between impeller and pump shaft, make wheel rotation more stable, decrease the disturbance to current, thus avoid the loss of stream power.
In the impeller of above-mentioned well submersible pump, between the lower end of described axle sleeve and cover plate, there is some stiffening ribs.This structure increases the join strength between axle sleeve and cover plate, add the connection between impeller and pump shaft, make wheel rotation more stable, decrease the disturbance to current, thus avoid the loss of stream power.
Compared with prior art, this well is positioned at the first guide face on cover plate and the first drainage face and the second guide face be positioned on seat board and the second drainage face with the impeller of submersible pump by what play guiding drainage, make by the mild change of the flow direction of the current of impeller, make current smooth, make wheel rotation more stable, improve the advantage of diving lift of pump.
Accompanying drawing explanation
Fig. 1 is the perspective view of the impeller of this well submersible pump.
Fig. 2 is the perspective view at another visual angle of impeller of this well submersible pump.
Fig. 3 be the impeller of this well submersible pump look up structural representation.
Fig. 4 is the side-looking structural representation of the impeller of this well submersible pump.
Fig. 5 is the plan structure schematic diagram of the impeller of this well submersible pump.
Fig. 6 is the sectional structure schematic diagram of A-A in Fig. 5.
In figure, 1, cover plate; 11, the first guide face; 12, the first drainage face; 2, seat board; 21, the second guide face; 22, the second drainage face; 23, water inlet; 3, blade; 31, water intake; 4, axle sleeve; 5, stiffening rib.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figures 1 to 6, the impeller of well submersible pump comprises cover plate 1, seat board 2 and the some curved blade 3 between cover plate 1 and seat board 2 to the present embodiment.
The interior edge face of cover plate 1 have the first guide face 11 being positioned at outside and the first drainage face 12 being positioned at inner side, first guide face 11 is the conical surface of annular, first drainage face 12 is the cambered surface of annular, seamlessly transit between first guide face 11 and the first drainage face 12, the diameter in the first drainage face 12 smoothly reduces to the other end from the one end that connects with the first guide face 11.
The middle part of cover plate 1 has axle sleeve 4, and the upper end of axle sleeve 4 passes the first drainage face 12, has some stiffening ribs 5 between the lower end of axle sleeve 4 and cover plate 1, and the pump shaft of submersible pump can rotate through axle sleeve 4 impeller.
The interior edge face of seat board 2 have the second guide face 21 being positioned at outside and the second drainage face 22 being positioned at inner side, second guide face 21 is the conical surface of annular, second drainage face 22 is the cambered surface of annular, the center of seat board 2 has water inlet 23, second drainage face 22 connects with the hole wall of water inlet 23, the two ends in the second drainage face 22 seamlessly transit with the hole wall of the second guide face 21 and water inlet 23 respectively, and the diameter in the second drainage face 22 smoothly reduces to the one end that connects with the hole wall of water inlet 23 from the one end that connects with the second guide face 21.
The outer end end face of blade 3 is plane, the inner end face of blade 3 is cambered surface, connect with the first guide face 11 diameter of one end of first drainage face 12 is less than the diameter of water inlet 23, between hole wall in water inlet 23 of the inner of blade 3 and the first drainage face 12, formed towards the water intake 31 of water inlet 23 between the inner of adjacent blades 3; The diameter of the first guide face 11 bigger diameter end is less than the diameter of the second guide face 21 bigger diameter end, and the outer end of blade 3 is between the first guide face 11 and the second guide face 21, and the outer end opposing cover plates 1 of blade 3 protrudes and the outer end end face of blade 3 flushes with the side face of seat board 2.
During wheel rotation, water vertically can enter in impeller from water inlet 23, and enter between blade 3 by water intake 31, water can be pushed to the outer end of blade 3 by blade 3 from the inner of blade 3, current when flowing to impeller outer in impeller, can flow along the first drainage face 12 and the second drainage face 22, the flow direction of current is gradually become be tilted to down, making the flow direction of water close to level by the first guide face 11 and the second guide face 21, current are by blade 3, the guiding of cover plate 1 and seat board 2 is flowed out impeller thus is struck the housing of submersible pump, current are slowed down, thus the pressure in increase submersible pump, improve diving lift of pump, guiding drainage is all played in the second guide face 21 on the first guide face 11 on cover plate 1 and the first drainage face 12 and seat board 2 and the second drainage face 22, blade 3 outer end is guided into from water inlet 23 by what the water flows gently, make the change that the flow direction of current is mild, thus make wheel rotation smooth and easy, improve diving lift of pump.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (8)
1. the impeller of a well submersible pump, comprise cover plate (1), seat board (2) and the some curved blade (3) be positioned between cover plate (1) and seat board (2), it is characterized in that, the interior edge face of described cover plate (1) have the first guide face (11) being positioned at outside and the first drainage face (12) being positioned at inner side, described first guide face (11) is the conical surface of annular, described first drainage face (12) is the cambered surface of annular, the diameter of described first drainage face (12) smoothly reduces to the other end from the one end that connects with the first guide face (11), the interior edge face of described seat board (2) have the second guide face (21) being positioned at outside and the second drainage face (22) being positioned at inner side, described second guide face (21) is the conical surface of annular, described second drainage face (22) is the cambered surface of annular, the center of described seat board (2) has water inlet (23), described second drainage face (22) connects with the hole wall of water inlet (23), the diameter of described second drainage face (22) smoothly reduces to the one end that connects with the hole wall of water inlet (23) from the one end that connects with the second guide face (21), the inner of described blade (3) is positioned between the hole wall of water inlet (23) and the first drainage face (12), formed between the inner of adjacent blades (3) towards the water intake of water inlet (23) (31), the outer end of described blade (3) is positioned between the first guide face (11) and the second guide face (21).
2. the impeller of well submersible pump according to claim 1, it is characterized in that, the diameter of described first guide face (11) bigger diameter end is less than the diameter of the second guide face (21) bigger diameter end, and the outer end opposing cover plates (1) of described blade (3) protrudes and the outer end end face of blade (3) flushes with the side face of seat board (2).
3. the impeller of well submersible pump according to claim 1, is characterized in that, connect with the first guide face (11) diameter of one end of described first drainage face (12) is less than the diameter of water inlet (23).
4. the impeller of the well submersible pump according to claim 1 or 2 or 3, is characterized in that, the outer end end face of described blade (3) is plane, and the inner end face of described blade (3) is cambered surface.
5. the impeller of the well submersible pump according to claim 1 or 2 or 3, is characterized in that, seamlessly transits between described first guide face (11) and the first drainage face (12).
6. the impeller of the well submersible pump according to claim 1 or 2 or 3, is characterized in that, the two ends of described second drainage face (22) seamlessly transit with the hole wall of the second guide face (21) and water inlet (23) respectively.
7. the impeller of the well submersible pump according to claim 1 or 2 or 3, is characterized in that, the middle part of described cover plate (1) has axle sleeve (4), and the upper end of described axle sleeve (4) passes the first drainage face (12).
8. the impeller of well submersible pump according to claim 7, is characterized in that, has some stiffening ribs (5) between the lower end of described axle sleeve (4) and cover plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520678572.5U CN204921463U (en) | 2015-09-02 | 2015-09-02 | Impeller of immersible pump for well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520678572.5U CN204921463U (en) | 2015-09-02 | 2015-09-02 | Impeller of immersible pump for well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204921463U true CN204921463U (en) | 2015-12-30 |
Family
ID=54970597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520678572.5U Expired - Fee Related CN204921463U (en) | 2015-09-02 | 2015-09-02 | Impeller of immersible pump for well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204921463U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050733A (en) * | 2016-08-16 | 2016-10-26 | 台州锦霸工贸有限公司 | Impeller assembly in submersible pump for wells |
| CN106321512A (en) * | 2016-10-31 | 2017-01-11 | 广东威灵电机制造有限公司 | Impeller and draught fan with impeller |
-
2015
- 2015-09-02 CN CN201520678572.5U patent/CN204921463U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050733A (en) * | 2016-08-16 | 2016-10-26 | 台州锦霸工贸有限公司 | Impeller assembly in submersible pump for wells |
| CN106321512A (en) * | 2016-10-31 | 2017-01-11 | 广东威灵电机制造有限公司 | Impeller and draught fan with impeller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200220 Address after: On the south side of the town of Boulder Highway in Wenling city of Taizhou City, Zhejiang province 317525 Patentee after: Zhejiang Dongyin Technology Co.,Ltd. Address before: On the south side of the town of Boulder Highway in Wenling city of Taizhou City, Zhejiang province 317525 Patentee before: ZHEJIANG DOYIN PUMP INDUSTRY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |