CN104895833B - Self-priming clarified water pump - Google Patents
Self-priming clarified water pump Download PDFInfo
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- CN104895833B CN104895833B CN201510384868.0A CN201510384868A CN104895833B CN 104895833 B CN104895833 B CN 104895833B CN 201510384868 A CN201510384868 A CN 201510384868A CN 104895833 B CN104895833 B CN 104895833B
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- end plate
- blade
- impeller
- water pump
- liquid
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Abstract
The invention discloses self-priming clarified water pump, which includes the pump housing, is provided with liquid and throws away and can send into the liquid for throwing away the impeller in outlet pipe from axial direction in the impeller installation cavity of the pump housing；Gap between vane edge and impeller installation cavity is set to 2cm；Impeller includes end plate, lower end plate and some blades that upper end plate and lower end plate link together；All offer for the axis hole by impeller on power transmission shaft in the center of upper end plate and lower end plate；Upper end plate and the equal diameters of lower end plate, and the length of blade is more than the radius of upper end plate；When blade reaches outlet pipe, the front end of blade is stretched in outlet pipe；The upper end plate groove axially flowed out for liquid is provided with upper end plate, with the lower end plate groove for axially flowing out for liquid and shift to install with upper end plate groove on lower end plate.
Description
Technical field
The present invention relates to pump technology field, and in particular to a kind of self-priming clarified water pump.
Technical field
Impeller inside self-priming clarified water pump mainly adopts enclosed impeller, and enclosed impeller is by blade and forward and backward cover plate
Composition.The efficiency of double shrouded wheel is higher, manufacture difficulty is larger.Self-priming clarified water pump is primarily adapted for conveying clear water, the viscosity such as solution
The less cleaning liquid without particle.
At present, its water (flow) direction of enclosed impeller relies on centrifugal force to throw away along impeller diameter direction, rises and collects liquid simultaneously in fact
Existing kinetic energy is necessary for being arranged in the radial direction of impeller to the impeller installation cavity of potential energy.So that the size of impeller installation cavity is larger；
For big flow water pump, while its flow increases, impeller size and then can increase, and adjust the blade section of impeller anyway
Radial and axial size ratio, the radial dimension of impeller installation cavity and water pump also and then can be increased considerably.
Content of the invention
For above-mentioned deficiency of the prior art, self-priming clarified water pump that the present invention is provided is by stretching out the leaf of upper end plate
The effect of cooperating of piece, upper end plate groove and lower end plate groove, considerably reduces the volume of water pump.
In order to reach foregoing invention purpose, the technical solution used in the present invention is：
A kind of self-priming clarified water pump is provided, which includes the pump housing, is provided with liquid from axial direction in the impeller installation cavity of the pump housing
Throw away and the liquid for throwing away can be sent into the impeller in outlet pipe；Gap between vane edge and impeller installation cavity is set to
2cm；Impeller includes end plate, lower end plate and some blades that upper end plate and lower end plate link together；
All offer for the axis hole by impeller on power transmission shaft in the center of upper end plate and lower end plate；Upper end plate
With the equal diameters of lower end plate, and the length of blade more than upper end plate radius；When blade reaches outlet pipe, the front end of blade is stretched
Enter in outlet pipe；The upper end plate groove axially flowed out for liquid is provided with upper end plate, is had for liquid axle on lower end plate
The lower end plate groove shifted to install to outflow and with upper end plate groove.
Beneficial effects of the present invention are：The length of blade is set greater than after the radius of upper end plate, impeller is in conveying liquid
During body, the blade for partly stretching out end plate can be directly protruding into outlet pipe, directly to send into liquid in outlet pipe, so
Larger radial dimension need not be designed in neighbouring water outlet pipe part liquid is accommodated, make between vane edge and impeller installation cavity
Distance can accomplish 2cm；So as to the size of impeller installation cavity is effectively reduced, and then reduce the volume of water pump.
In addition, the blade for stretching out end plate portion can also increase the inflow (flow) of impeller, so with traditional water pump
In the case of same volume, this semi-open type water pump vane can be greatly improved the flow of water pump.
The liquid entered in impeller can be arranged from the upper end plate groove of upper end plate edge setting and in lower end plate edge
Lower end plate groove flows out, and makes liquid be open into outflow by change is radially flowed out, and impeller installation cavity is designed by original radial arrangement
Become axial arranged, so that the size of impeller installation cavity is reduced further.
By extending the effect of cooperating of the blade, upper end plate groove and lower end plate groove of upper end plate, the leaf of water pump
The size of wheel installation cavity can at least reduce 25%.
Upper end plate extension and lower end plate extension can be protected to the upper and lower side of blade, extend making for blade
Use the life-span.
The cutting part that vane nose is arranged can be carried out to the debris (material such as fiber, branch and paper scrap) entered in water pump
Cutting, prevents impeller locking, it is ensured that the safe and reliable operation of water pump.
Description of the drawings
Fig. 1 is the structural representation of self-priming clarified water pump.
Fig. 2 is fixedly mounted on the structural representation on lower end plate for blade.
Fig. 3 is the structural representation of impeller.
Fig. 4 is the structural representation of upper end plate.
Fig. 5 is the stereogram of the blade for being provided with cutting part.
Wherein, 1, lower end plate；11st, lower end plate extension；12nd, lower end plate groove；2nd, blade；21st, reinforcement；22nd, cut
Portion；3rd, upper end plate；31st, upper end plate extension；32nd, upper end plate groove；4th, axis hole；5th, the pump housing；51st, outlet pipe；52nd, water inlet pipe；
53rd, impeller installation cavity.
Specific embodiment
Specific embodiment to the present invention is described below, understands this in order to those skilled in the art
Bright, it should be apparent that the invention is not restricted to the scope of specific embodiment, for those skilled in the art,
As long as in appended claim restriction and the spirit and scope of the present invention for determining, these changes are aobvious and easy to various change
See, all utilize the innovation and creation of present inventive concept all in the row of protection.
The structural representation of self-priming clarified water pump is shown with reference to Fig. 1, Fig. 1.As shown in figure 1, the self-priming clarified water pump bag
The pump housing 5 is included, the downside of the pump housing 5 is connected with water inlet pipe 52, and upside is connected with outlet pipe 51；In the impeller installation cavity 53 of the pump housing 5
Being provided with liquid, the impeller in outlet pipe 51 is thrown away and the liquid for throwing away can be sent into from axial direction.
The liquid of output can be changed into axial direction by former radial direction by the setting of the impeller, so in neighbouring outlet pipe
Larger radial dimension need not be designed to accommodate liquid at 51, make the clearance distance between vane edge and impeller installation cavity 53
2cm can be accomplished.
The structural representation of impeller is shown with reference to Fig. 3, Fig. 3.As shown in figure 3, this impeller includes end plate 3, lower end plate 1
And some blades 2 that upper end plate 3 and lower end plate 1 link together；All offer in the center of upper end plate 3 and lower end plate 1
For the axis hole 4 by impeller on power transmission shaft (for transmitting the axle of power inside water pump).
Wherein, the equal diameters of upper end plate 3 and lower end plate 1, and the length of blade 2 are more than the radius of upper end plate.Blade 2 is arrived
When reaching outlet pipe 51, the front end of blade 2 is stretched in outlet pipe 51；The blade 2 for so partly stretching out end plate 3 can be directly protruding into
To outlet pipe 51, directly liquid is sent in outlet pipe 51.
Show, with reference to Fig. 2 and Fig. 4, Fig. 2, the structural representation that blade 2 is fixedly mounted on lower end plate 1；Fig. 4 shows
The structural representation of upper end plate 3.As shown in Figure 2 and Figure 4, the upper end plate axially flowed out for liquid is provided with end plate 3 on this
Groove 32, with the lower end plate groove 12 for axially flowing out for liquid and shift to install with upper end plate groove 32 on lower end plate 1.
The upper end plate groove 32 for shifting to install and lower end plate groove 12 can make the outflow direction of liquid by original radial direction
Change over the axially uniform of whole impeller to flow out, while making impeller installation cavity 53 be designed to axial cloth by original radial arrangement
Put, greatly reduce the volume of water pump.
In order to avoid the current flowed out from upper end plate groove 32 and lower end plate groove 12 cause not of uniform size, impeller side is caused
Edge discontinuity, the size of upper end plate groove 32 is then equal to the size of lower end plate groove 12.So arrange, also further
Ensure that the uniformity of axial trickle in end plate groove 32 and lower end plate groove 12 from each.
The blade 2 of this impeller can arrange curved, can so make from upper end plate groove 32 and lower end plate groove 12
Angle between the liquid for throwing away and pump outlet to the greatest extent can little.
The thickness that blade 2 is often located and height all equal, while making two panels blade 2 at lower end plate extension 11 at which
The root of opposite side is provided with a piece of with 1 integrally formed reinforcement 21 of lower end plate.So can ensure that impeller in high intensity
Under working condition, blade 2 is not easily broken；The setting of 21 position of reinforcement mainly from its supporting dynamics to blade 2 and is easy to
From the aspect of processing.
In one embodiment of the invention, in order to reduce impact of the liquid to 2 the upper side and lower side of blade, by upper end plate 3
For being protected to 2 downside of blade on the upper upper end plate extension 31 for being used for protecting 2 upside of blade and lower end plate 1
Lower end plate extension 11 equivalently-sized.
Upper end plate extension 31 and lower end plate extension 11 are sized to identical and upper end plate groove 32 and lower end plate is recessed
Groove 12 is sized to the identical in quality of the identical upper and lower ends that can also make impeller, to ensure the dynamic balancing of impeller.
The self-priming clarified water pump is mainly used in the conveying of some clear water or annual less liquid, and unavoidable in these liquid
Can there are some similar and fiber, branch, leaf and paper scrap materials, and these material long term accumulation are easily caused in water pump
Water pump is blocked and has a strong impact on the service life of water pump.
In order to avoid the service life of the debris impact water pump in water, in one embodiment of the invention, with reference to Fig. 5,
Fig. 5 shows the stereogram of the blade 2 for being provided with cutting part 22.As shown in figure 5, face side of the every blade 2 in its front end is welded
One is connected to for cutting part 22 that the fibrous matter in liquid is cut.
The debris such as the fiber, branch, leaf and the paper scrap that contain in liquid can be cut by the introducing of cutting part 22,
Also impeller internal blocking is avoided, while being also prevented from impeller locking, it is ensured that the safe and reliable operation of water pump.
In order to reduce impact of the debris in liquid to impeller normal work, the fiber contained in liquid, branch, leaf and
The debris such as paper scrap preferably to have just enter into impeller installation cavity 53 just crushed, then in one embodiment of the invention, cutting
Portion 22 may be located at the middle part of 2 short transverse of blade, and part cutting part 22 stretches out the edge of lower end plate 1.
In order that cutting part 22 ensures there is certain sharpness with while larger hardness, then in this programme preferably
The section of cutting part 22 is triangular in shape.
In sum, this self-priming clarified water pump is by extending blade 2, upper end plate groove 32 and the lower end plate of upper end plate 3
The effect of cooperating of groove 12 can be greatly reduced water pump body 5 and accumulate；Meanwhile, the introducing of cutting part 22 effectively can be prolonged
The service life of long water pump.
Although being described in detail to the specific embodiment of the present invention in conjunction with accompanying drawing, should not be construed as special to this
The restriction of the protection domain of profit.In the scope described by claims, those skilled in the art without creative work are
The various modifications that can be made and deformation still belong to the protection domain of this patent.
Claims (7)
1. self-priming clarified water pump, including the pump housing；It is characterized in that：Liquid is installed from axial direction in the impeller installation cavity of the pump housing
Throw away and the liquid for throwing away can be sent into the impeller in outlet pipe；Between between the vane edge and the impeller installation cavity
Gap is set to 2cm；The impeller includes end plate, lower end plate and some blades that upper end plate and lower end plate link together；
The center of end plate and lower end plate is all offered for the axis hole by impeller on power transmission shaft on described；On described
End plate and the equal diameters of the lower end plate, and the length of the blade is more than the radius of the upper end plate；The blade is reached
During the outlet pipe, the front end of blade is stretched in the outlet pipe；It is provided with the upper end plate for the outflow of liquid axial direction
Upper end plate groove, with the lower end that axially flows out for liquid and shift to install with the upper end plate groove on the lower end plate
Disk groove.
2. self-priming clarified water pump according to claim 1, it is characterised in that：The size of the upper end plate groove is equal to described
The size of lower end plate groove；The blade is curved, and the thickness often located of blade and height all equal.
3. self-priming clarified water pump according to claim 1 and 2, it is characterised in that：It is used for blade on the upper end plate
For the lower end plate extension to being protected on the downside of blade on upper end plate extension that side is protected and the lower end plate
Equivalently-sized.
4. self-priming clarified water pump according to claim 3, it is characterised in that：Two panels at the lower end plate extension
Blade its opposite side root be provided with a piece of with the integrally formed reinforcement of lower end plate.
5. the self-priming clarified water pump according to claim 1,2 or 4, it is characterised in that：Per blade described in piece in its front end
Face side is welded with one for cutting part that the fibrous matter in liquid is cut.
6. self-priming clarified water pump according to claim 5, it is characterised in that：The cutting part is in the blade height side
To middle part, and part cutting part stretches out the edge of the lower end plate.
7. self-priming clarified water pump according to claim 6, it is characterised in that：The section of the cutting part is triangular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510384868.0A CN104895833B (en) | 2015-06-30 | 2015-06-30 | Self-priming clarified water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510384868.0A CN104895833B (en) | 2015-06-30 | 2015-06-30 | Self-priming clarified water pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104895833A CN104895833A (en) | 2015-09-09 |
| CN104895833B true CN104895833B (en) | 2017-03-08 |
Family
ID=54028715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510384868.0A Active CN104895833B (en) | 2015-06-30 | 2015-06-30 | Self-priming clarified water pump |
Country Status (1)
| Country | Link |
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| CN (1) | CN104895833B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106857195A (en) * | 2017-04-01 | 2017-06-20 | 四川省机械研究设计院 | Self-propelled mobile solar energy irrigates by lifting water to a higher level with a water pump, etc. plant protection unit |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2276077A (en) * | 1941-05-09 | 1942-03-10 | Duriron Co | Pump impeller |
| US4548545A (en) * | 1983-04-04 | 1985-10-22 | Dorr-Oliver Incorporated | Centrifugal pump with deaeration chamber |
| US5605444A (en) * | 1995-12-26 | 1997-02-25 | Ingersoll-Dresser Pump Company | Pump impeller having separate offset inlet vanes |
| JPH10227291A (en) * | 1997-02-14 | 1998-08-25 | Shibaura Eng Works Co Ltd | Self-priming pump |
| CN2596079Y (en) * | 2002-09-11 | 2003-12-31 | 关醒凡 | Vertical constant delivery-head pump used for fire-fighting |
| JP2010065528A (en) * | 2008-09-08 | 2010-03-25 | Nidec Shibaura Corp | Pump |
| US9624930B2 (en) * | 2012-12-20 | 2017-04-18 | Ge Oil & Gas Esp, Inc. | Multiphase pumping system |
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2015
- 2015-06-30 CN CN201510384868.0A patent/CN104895833B/en active Active
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| Publication number | Publication date |
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| CN104895833A (en) | 2015-09-09 |
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