CN101566148A - Pressurization and recovery combined pump with asymmetric cavity - Google Patents
Pressurization and recovery combined pump with asymmetric cavity Download PDFInfo
- Publication number
- CN101566148A CN101566148A CNA2009100225610A CN200910022561A CN101566148A CN 101566148 A CN101566148 A CN 101566148A CN A2009100225610 A CNA2009100225610 A CN A2009100225610A CN 200910022561 A CN200910022561 A CN 200910022561A CN 101566148 A CN101566148 A CN 101566148A
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- chamber
- rotor
- recovery
- pump housing
- material liquid
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- 238000011084 recovery Methods 0.000 title claims abstract description 45
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 239000012530 fluid Substances 0.000 claims description 33
- 230000008676 import Effects 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 23
- 238000012824 chemical production Methods 0.000 abstract description 2
- 238000001223 reverse osmosis Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract 4
- 230000000630 rising effect Effects 0.000 abstract 2
- 239000003208 petroleum Substances 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 4
- 238000007373 indentation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
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Abstract
The invention discloses a pressurization and recovery combined pump with an asymmetric cavity, which comprises a left pump body, a right pump body, a cylinder body arranged between the left pump body and the right pump body in the axial direction and a rotor in the cylinder body, and is characterized in that the cylinder body is provided with a roughly elliptical pump chamber, the rotor divides the cylinder body into two crescent and opposite boosting cavities and recovery cavities, and the small arc radiuses r of the two crescent and opposite boosting cavities and recovery cavities are equal, namely the radius of the rotor; the radius R1 of the large circular arc of the pressure rising cavity is larger than the radius R2 of the large circular arc of the recovery cavity; the left pump body is provided with a raw material liquid inlet and a treatment liquid outlet; the right pump body is provided with a raw material liquid outlet and a treatment liquid inlet; the raw material liquid inlet and the raw material liquid outlet are communicated with the pressure rising cavity; the treatment liquid inlet and the treatment liquid outlet are communicated with the recovery cavity; at least 4 blades which can be extended and retracted along the radial direction of the rotor are uniformly distributed on the circumference of the rotor. The combined pump has the advantages of simple and compact structure, low noise and the like, and is widely applied to the fields of reverse osmosis water treatment and petroleum and chemical production.
Description
Technical field
The present invention relates to a kind of fluid machinery, particularly a kind of pressurization of fluid and recovery unipump.
Background technique
In many flow processs of reverse osmosis water processing and oil, chemical production field, need earlier pressurized with fluid is for further processing behind high pressure, handle the remaining liquid in back and have very high pressure energy.Can reclaim reducing energy consumption pressure in the residual fluid, it is significant to reduce product cost.
Existing be used for the recoverable fluid machinery principal mode of fluid pressure and have: (1) turbine-type, structure is similar to centrifugal pump, acts on opposite with pump.General and the coaxial use of centrifugal pump, in the less occasion of fluid flow, efficient is lower, and the main motion parts complex structure.(2) piston type, the Processing capacity of unit is low, needs special valve to be used in system, causes the complexity of system's operation.
Summary of the invention
Technical problem to be solved by this invention provides the pressurization-recovery unipump in a kind of asymmetric shape chamber, has simple and compact for structure, low noise, is convenient to advantages such as enforcement in system.
For reaching above purpose, the present invention takes following technological scheme to be achieved:
The pressurization in a kind of asymmetric shape chamber and recovery unipump, comprise the left pump housing, the right pump housing, be arranged on the left pump housing and the right pump housing between axially cylinder body and the rotor in the cylinder body, it is characterized in that, described cylinder body has one and is roughly oval pump chamber, rotor is divided into two crescent shape and relative boost chamber and recovery chamber with it, their roundlet arc radius r equates, also is the radius of rotor; Boost the large circular arc radius R1 in chamber greater than the large circular arc radius R2 of recovery chamber; The described left pump housing is provided with material liquid import and treatment fluid outlet; The described right pump housing is provided with material liquid outlet and treatment fluid import; Material liquid import and material liquid outlet are communicated with the chamber of boosting; Treatment fluid import and treatment fluid outlet are communicated with recovery chamber; At least being evenly equipped with 4 on the described rotor circumference can be along the flexible blade of rotor radial.
In the such scheme, the plane, left side of the relative cylinder body of the described left pump housing is provided with chamber import flow groove and the recovery chamber outlet flow groove that boosts and is communicated with material liquid import and treatment fluid outlet respectively; The plane, right side of the relative cylinder body of the right pump housing is provided with boost chamber outlet flow groove and recovery chamber import flow groove and is communicated with material liquid outlet and treatment fluid import respectively; Have circumferentially uniform blade groove on the circumference of described rotor, the blade groove bottom is provided with spring and connects blade, and blade is arranged in this blade groove, and when rotor rotation during to the large circular arc radius R1 of the chamber of boosting, recovery chamber, R2 place, blade stretches out fully; When rotor rotation during to the roundlet arc radius r place of boost chamber and recovery chamber, the whole indentations of blade.
Fluid enters the chamber of boosting from the material liquid import of the left pump housing by the chamber import flow groove that boosts, and the rotation of rotor and blade makes liquid pressure rise, and high-pressure liquid outputs to processing unit by the chamber outlet flow groove that boosts of the right pump housing from the material liquid outlet.Through behind the processing unit, remaining HIGH PRESSURE TREATMENT liquid enters the recovery chamber of same pump chamber the cylinder body from the treatment fluid import of the right pump housing by the recovery chamber import flow groove that is attached thereto, in recovery chamber, promote rotor by blade, after the acting, the recovery chamber outlet flow groove by the left pump housing is from treatment fluid outlet discharging.
Characteristics of the present invention are the dual characteristicses that combine vane pump and sliding-vane motor, and recovery chamber is arranged in the same pump chamber of cylinder body with the chamber of boosting.Utilize of the blade acting of flow process mesohigh treatment fluid, export continuous rotation motion and moment of torsion recovery chamber, the pressure recovery energy, thus the pump energy consumption is saved in the load of reduction pump.The energy recovery rate of pump is 70%-80%, and does not need the Special valve cooperating, the pump housing simple in structure, operation simple and convenient, reliable.Compare with other kinds pump, the required weight of specific power is less.
Description of drawings
Fig. 1 is a structure sectional view of the present invention.
Fig. 2 is the E-E sectional view of Fig. 1.
Fig. 3 is the F-F sectional view of Fig. 1.
Fig. 4 is the G-G sectional view of Fig. 1.
Among the figure:
The 1---left side pump housing; The 2---axle; 3, the 9---bearing; The 4---key; The 5---rotor; The 6---cylinder body; The 7---blade; The right pump housing of 8---; The 10---oil sealing; 11---axle envelope; The 12---bolt; 13---left side flow groove; 14---right side flow groove; Wherein: 13a, 14c are the chamber inlet/outlet flow groove that boosts; 14d, 13b are recovery chamber inlet/outlet flow groove; A: material liquid import, B: material liquid outlet, C: treatment fluid outlet, D: treatment fluid import; V1: chamber V2 boosts: recovery chamber
Embodiment
Below in conjunction with accompanying drawing the present invention is described in detail.Fig. 1 is the pressurization in a kind of asymmetric shape chamber and reclaims combination pump structure sectional view, mainly comprises the left pump housing 1, rotor 5, cylinder body 6, blade 7, the right pump housing 8 and axle 2 etc.Cylinder body 6 be arranged on the left pump housing 1 and the right pump housing 8 axially between; Axle 2 is installed on the pump housing by bearing 3 on the left pump housing 1 and the bearing 9 on the right pump housing 8, and rotor 5 links to each other with axle 2 by key 4.An axle envelope 11 is set between bearing 9 and the oil sealing 10 keeps sealing, oil sealing 10 links to each other with the right pump housing 8 by the screw of outer end.Two opposing sides in the pump housing 1 outside, a left side respectively are provided with an interface: material liquid import A, treatment fluid outlet C; Two opposing sides in the right pump housing 8 outsides respectively are provided with an interface: material liquid outlet B, treatment fluid import D.
As shown in Figure 2, cylinder body 6 of the present invention has one and is roughly oval pump chamber, and rotor 5 is divided into two crescent shape and relative boost chamber V1 and recovery chamber V2 with it, and their roundlet arc radius r equates, also is the radius of rotor 5; The large circular arc radius of chamber V1 and recovery chamber V2 of boosting is unequal, is respectively R1 and R2, and R1 is greater than R2.Have circumferentially uniform blade groove on the circumference of rotor 5, blade 7 is arranged in this blade groove, the blade groove bottom is provided with spring (not drawing among the figure) and connects blade 7, blade 7 can extend radially out or indentation at the effect lower edge of spring rotor 5 with the rotation of rotor 2, when rotor 5 turned to large circular arc radius R1, the R2 place of the chamber V1 that boosts, recovery chamber V2, blade 7 stretched out fully; When rotor 5 turns to the roundlet arc radius r place of boost chamber V1 and recovery chamber V2, blade 7 whole indentations, thus further guaranteed to boost seal isolation between chamber V1 and the recovery chamber V2.
As shown in Figure 3: the left pump housing 1, cylinder body 6 and the right pump housing 8 link to each other by bolt 12.Is that waist shape, two ends are semicircular left side flow groove 13 at the left pump housing 1 in the face of being provided with four centres on the left surface of cylinder body 6.Wherein flow groove 13a is connected with material liquid import A, and flow groove 13b is connected with treatment fluid outlet C.
As shown in Figure 4: is that waist shape, two ends are semicircular right side flow groove 14 at the right pump housing 8 in the face of being provided with four centres on the right flank of cylinder body 6.Wherein flow groove 14c is connected with material liquid outlet B, and flow groove 14d is connected with treatment fluid import D.
As shown in Figure 3, Figure 4: when axle 2 drives rotors 5 and blade 7 and rotates counterclockwise, fluid is from the material liquid import A of the left pump housing 1,13a enters the chamber V1 that boosts through the flow groove, the rotation of rotor 5 and blade 7 makes liquid pressure rise, high-pressure liquid outputs to processing unit through flow groove 14c from material liquid outlet B by the right pump housing 8.Through behind the processing unit, remaining HIGH PRESSURE TREATMENT liquid enters same pump chamber recovery chamber V2 in the cylinder body 5 from the treatment fluid import D of the right pump housing 8 through flow groove 14d, promotes rotor 5 by blade 7 in recovery chamber V2, after the acting, discharge from treatment fluid outlet C through the flow groove 13b of the left pump housing 1.
A specific embodiment of the present invention is as follows; As when motor 12 rotating speeds are 1450 rev/mins of rated rotational frequencies, blade 3 radially is arranged as 6, and the width of blade 3 is 2.2mm.The large circular arc radius R1 of chamber V1 of boosting is that the large circular arc radius R2 of 63.3mm, recovery chamber V2 is 61.3mm, and the roundlet arc radius r of boost chamber V1 and recovery chamber V2 is 60mm, and the flow of the chamber V1 that boosts is 2.5m3/h; The flow of recovery chamber V2 is: 1.5m3/h.The inlet pressure of material liquid is 0.1-0.3Mpa, and outlet pressure is 7-10Mpa, and the inlet pressure of treatment fluid is when 5-9Mpa, and energy recovery efficiency is 70%-80%.
Claims (4)
1. the pressurization in an asymmetric shape chamber and reclaim unipump, comprise the left pump housing, the right pump housing, be arranged on the left pump housing and the right pump housing between axially cylinder body and the rotor in the cylinder body, it is characterized in that, described cylinder body has one and is roughly oval pump chamber, rotor is divided into two crescent shape and relative boost chamber and recovery chamber with it, their roundlet arc radius r equates, also is the radius of rotor; Boost the large circular arc radius R1 in chamber greater than the large circular arc radius R2 of recovery chamber; The described left pump housing is provided with material liquid import and treatment fluid outlet; The described right pump housing is provided with material liquid outlet and treatment fluid import; Material liquid import and material liquid outlet are communicated with the chamber of boosting; Treatment fluid import and treatment fluid outlet are communicated with recovery chamber; At least being evenly equipped with 4 on the described rotor circumference can be along the flexible blade of rotor radial.
2. the pressurization in asymmetric shape according to claim 1 chamber and reclaim unipump is characterized in that, the plane, left side of the relative cylinder body of the described left pump housing is provided with boost chamber import flow groove and recovery chamber outlet flow groove and is communicated with material liquid import and treatment fluid outlet respectively; The plane, right side of the relative cylinder body of the right pump housing is provided with boost chamber outlet flow groove and recovery chamber import flow groove and is communicated with material liquid outlet and treatment fluid import respectively.
3. the pressurization in asymmetric shape according to claim 1 and 2 chamber and recovery unipump is characterized in that, have circumferentially uniform blade groove on the circumference of described rotor, and described blade is arranged in this blade groove.
4. the pressurization in asymmetric shape according to claim 3 chamber and recovery unipump is characterized in that, described blade groove bottom is provided with spring and connects blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100225610A CN101566148A (en) | 2009-05-15 | 2009-05-15 | Pressurization and recovery combined pump with asymmetric cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100225610A CN101566148A (en) | 2009-05-15 | 2009-05-15 | Pressurization and recovery combined pump with asymmetric cavity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101566148A true CN101566148A (en) | 2009-10-28 |
Family
ID=41282473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100225610A Withdrawn CN101566148A (en) | 2009-05-15 | 2009-05-15 | Pressurization and recovery combined pump with asymmetric cavity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101566148A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279158A (en) * | 2013-07-09 | 2015-01-14 | 罗伯特·博世有限公司 | Impeller pump |
| RU2564961C2 (en) * | 2014-01-09 | 2015-10-10 | Александр Васильевич Михеев | Vane-type pump |
-
2009
- 2009-05-15 CN CNA2009100225610A patent/CN101566148A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279158A (en) * | 2013-07-09 | 2015-01-14 | 罗伯特·博世有限公司 | Impeller pump |
| RU2564961C2 (en) * | 2014-01-09 | 2015-10-10 | Александр Васильевич Михеев | Vane-type pump |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |