CN208763906U - A kind of multiphase flow pump - Google Patents
A kind of multiphase flow pump Download PDFInfo
- Publication number
- CN208763906U CN208763906U CN201821330395.1U CN201821330395U CN208763906U CN 208763906 U CN208763906 U CN 208763906U CN 201821330395 U CN201821330395 U CN 201821330395U CN 208763906 U CN208763906 U CN 208763906U
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- CN
- China
- Prior art keywords
- pump housing
- pump
- discharge end
- multiphase flow
- suction side
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to multiphase flow pump technical fields, especially a kind of multiphase flow pump, including pedestal, the suction side pump housing, motor and the discharge end pump housing, the suction side pump housing, motor and the discharge end pump housing are respectively positioned on the top of pedestal, the upper surface of the pedestal is equipped with hitch, the motor is mounted in the inner hole of hitch, the hitch is contacted with the discharge end pump housing, multiple vane sections are equipped between the discharge end pump housing and the suction side pump housing, the suction side pump housing, pass through more stud connections between multiple vane sections and the discharge end pump housing, the suction side pump housing, the inside of multiple vane sections and the discharge end pump housing is equipped with pump shaft, the rotation end position of pump shaft and motor is corresponding.The utility model structure is simple, using four unshrouded impellers and open up the short blade on two return ports and three vane sections, increases the exhaust effect of multiphase flow pump, finally realizes the reliable delivery of the multiphase flow to air-liquid mixing.
Description
Technical field
The utility model relates to multiphase flow pump technical field more particularly to a kind of multiphase flow pumps.
Background technique
With the increasingly reduction of land oil, people increasingly pay attention to the exploitation of submarine oil.Seabed crude oil output owner
Refer to the gentle mixture of oil, contains a small amount of water and sand simultaneously, be a kind of multiphase mixture.Traditional submarine oil exploitation
In the process, the treatment facility for needing to establish a set of complexity first passes through gas and oil separating plant separation, is then respectively delivered to process again
Base, it is very uneconomical.Multiphase flow pump and common liq pump have very big difference in performance, it is a kind of former dedicated for conveying
The equipment of oily output object, it does not need to increase separator, so that it may crude oil output object is delivered directly to processing base, thus it is special
It is not suitable for seabed sea field, is also suitble to the long-distance sand transport of onshore oil field oil extraction.
Utility model content
Purpose of the utility model is to solve bubble existing in the prior art in impeller residence time long disadvantage,
And a kind of multiphase flow pump proposed.
To achieve the goals above, the utility model adopts the technical scheme that
Design a kind of multiphase flow pump, including pedestal, the suction side pump housing, motor and the discharge end pump housing, the suction side pump housing, motor
The top of pedestal is respectively positioned on the discharge end pump housing, the upper surface of the pedestal is equipped with hitch, and the motor is mounted on hitch
Inner hole in, the hitch is contacted with the discharge end pump housing, is equipped with and multiple is led between the discharge end pump housing and the suction side pump housing
Leaf section passes through more stud connections, the suction side between the suction side pump housing, multiple vane sections and the discharge end pump housing
The inside of the pump housing, multiple vane sections and the discharge end pump housing is equipped with pump shaft, the rotation end position correspondence of pump shaft and motor, the pump shaft
One end through the discharge end pump housing side wall and pass through the inner hole of hitch and connected by the turning end of shaft coupling and motor, institute
It states and is socketed multiple unshrouded impellers corresponding with the suction side pump housing and guide vane fragment position respectively on pump shaft, the vane section includes circle
Disk, disk are looped around the surrounding of pump shaft, and the side of the disk offers multiple deflector holes and multiple short blades, the open type leaf
Wheel includes circular cover, and the side of circular cover is coaxially provided with annular cover plate, and the annular cover plate and circular cover pass through key
Slot is socketed in the surface of pump shaft, and the side of the annular cover plate is equipped with multiple blades, and one end of multiple blades all extends to circle
The side of shape cover board, the annular cover plate and the side of circular cover offer multiple return ports being connected to.
Preferably, the first mechanical seal, the connection are equipped between the surface of the pump shaft and the side wall of the discharge end pump housing
It is equipped with bearing block in the inner hole of frame, the second mechanical seal is equipped between the bearing block and pump shaft.
Preferably, the side of the annular cover plate and circular cover is opened up there are two screw hole, there are two return port opens up
And be symmetrically arranged, two screw holes and two return ports are symmetrically arranged.
Preferably, the blade is equipped with eight and is arranged radially, and the blade is in bending.
Preferably, between the suction side pump housing and disk, between multiple disks and between disk and the discharge end pump housing
It is equipped with O shape gasket.
Preferably, the short blade is equipped with ten and equiangularly arranged, and the short blade is in bending.
Preferably, there are four the deflector hole is set and equiangularly arranged.
Preferably, the unshrouded impeller set there are four and equidistant arrangement.
The utility model proposes a kind of multiphase flow pump, beneficial effect is: by the way that multiple unshrouded impellers are added, working as liquid stream
By the runner between blade and circular cover, when flowing to suction surface from blade pressure surface, the air mass that will be trapped in unshrouded impeller
It takes out of, increases the exhaust effect of multiphase flow pump；Using multiple vane sections, when liquid stream passes through runner between section before and after short blade
When, suction surface is flowed to by pressure face, so that air mass be prevented to be detained between leading portion blade.The utility model structure is simple, uses
Four unshrouded impellers simultaneously open up the short blade on two return ports and three vane sections, increase the exhaust effect of multiphase flow pump,
Finally realize the reliable delivery of the multiphase flow to air-liquid mixing.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of multiphase flow pump structural schematic diagram；
Fig. 2 be the utility model proposes a kind of multiphase flow pump unshrouded impeller structural schematic diagram；
Fig. 3 be the utility model proposes a kind of multiphase flow pump unshrouded impeller cross-sectional view；
Fig. 4 be the utility model proposes a kind of multiphase flow pump vane section structural schematic diagram；
Fig. 5 be the utility model proposes a kind of multiphase flow pump vane section cross-sectional view.
In figure: the suction side pump housing 1, unshrouded impeller 2, vane section 3, the discharge end pump housing 4, the first mechanical seal 5, second are mechanical
Seal 6, bearing block 7, pump shaft 8, hitch 9, shaft coupling 10, stud 11, motor 12, pedestal 13, circular cover 14, blade
15, return port 16, annular cover plate 17, short blade 18, disk 19, deflector hole 20, screw hole 21.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-5, a kind of multiphase flow pump, including pedestal 13, the suction side pump housing 1, motor 12 and the discharge end pump housing 4 are inhaled
Enter to hold the pump housing 1, motor 12 and the discharge end pump housing 4 to be respectively positioned on the top of pedestal 13, the upper surface of pedestal 13 is equipped with hitch 9, electricity
Machine 12 is mounted in the inner hole of hitch 9, and hitch 9 is contacted with the discharge end pump housing 4, is led by using in the outlet end pump housing 1
The diffuser casing of leaf, to prevent the bubble residence area in unshrouded impeller 2 from extending in diffuser casing, so as to improve raising for multiphase flow pump
Journey finally realizes the conveying of the seabed crude oil of oil and gas mixture.
Multiple vane sections 3, the suction side pump housing 1,3 and of multiple vane sections are equipped between the discharge end pump housing 4 and the suction side pump housing 1
It is connected between the discharge end pump housing 4 by more studs 11, the suction side pump housing 1, multiple vane sections 3 and the discharge end pump housing 4
Inside is equipped with pump shaft 8, and the rotation end position correspondence of pump shaft 8 and motor 12, the side wall of the discharge end pump housing 4 is run through in one end of pump shaft 8
And it passes through the inner hole of hitch 9 and is connect by shaft coupling 10 with the turning end of motor 12, the surface of pump shaft 8 and the discharge end pump housing
It is equipped with the first mechanical seal 5 between 4 side wall, is equipped with bearing block 7 in the inner hole of hitch 9, is set between bearing block 7 and pump shaft 8
There is the second mechanical seal 6, improves pump shaft 8 and be mounted on the leakproofness in the discharge end pump housing 4 and bearing block 7, to avoid multiphase flow
Liquid in pump leaks out.
Multiple unshrouded impellers 2 corresponding with the suction side pump housing 1 and 3 position of vane section respectively, vane section 3 are socketed on pump shaft 8
Including disk 19, disk 19 is looped around the surrounding of pump shaft 8, and the side of disk 19 offers multiple deflector holes 20 and multiple short blades
18, O shape is equipped between the suction side pump housing 1 and disk 19, between multiple disks 19 and between disk 19 and the discharge end pump housing 4
Gasket improves the leakproofness connected between the suction side pump housing 1, vane section 3 and the discharge end pump housing 4, to improve multiphase flow
Whole stability is pumped, short blade 18 is equipped with ten and equiangularly arranged, and short blade 18 is in bending, for changing liquid flowing
Direction, convenient for be further reduced air mass delay time, deflector hole 20 set there are four and it is equiangularly arranged, improve liquid flowing
Efficiency.
Unshrouded impeller 2 includes circular cover 14, and the side of circular cover 14 is coaxially provided with annular cover plate 17, annular cover plate 17
The surface of pump shaft 8 is socketed in by keyway with circular cover 14, the side of annular cover plate 17 is equipped with multiple blades 15, multiple
One end of blade 15 all extends to the side of circular cover 14, and blade 15 is equipped with eight and is arranged radially, and blade 15 is in curved
It is curved, the contact area of liquid is improved, to increase the pressure conveyed to liquid, unshrouded impeller 2 is set there are four simultaneously equidistant arrangement,
Improve the flow rate of liquid.
Annular cover plate 17 offers multiple return ports 16 being connected to, annular cover plate 17 and circle with the side of circular cover 14
The side of shape cover board 14 is opened up there are two screw hole 21, and return port 16 is opened up there are two and is symmetrically arranged, two screw holes 21 and two
A return port 16 is symmetrically arranged, and by the way that two screw holes 21 are added, are used for the top lifting when dismantling unshrouded impeller 2, are convenient for unshrouded impeller 2
Disassembly.
Working principle: when liquid enters the suction side pump housing 1, for the rotation of motor 11, therefore it is mounted in the suction side pump housing 1
An interior unshrouded impeller 2 draws liquid into vane section 3 and successively by its excess-three unshrouded impeller 2, is finally sent into liquid
The discharge end pump housing 4, in liquid stream by the runner between blade 15 and circular cover 14, is pressed with achieving the effect that pressurization from blade 15
When power surface current is to suction surface, the air mass being trapped in unshrouded impeller 2 is taken out of, liquid stream passes through runner between 18 front and back section of short blade
When, suction surface is flowed to by pressure face, so that air mass be prevented to be detained between leading portion blade 15.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (8)
1. a kind of multiphase flow pump, including pedestal (13), the suction side pump housing (1), motor (12) and the discharge end pump housing (4), suction side
The pump housing (1), motor (12) and the discharge end pump housing (4) are respectively positioned on the top of pedestal (13), which is characterized in that the pedestal (13)
Upper surface is equipped with hitch (9), and the motor (12) is mounted in the inner hole of hitch (9), the hitch (9) and discharge end
The pump housing (4) contact, is equipped with multiple vane sections (3) between the discharge end pump housing (4) and the suction side pump housing (1), the suction side
Pass through more stud (11) connections, the suction side pump between the pump housing (1), multiple vane sections (3) and the discharge end pump housing (4)
The inside of body (1), multiple vane sections (3) and the discharge end pump housing (4) is equipped with pump shaft (8), the turning end of pump shaft (8) and motor (12)
Position is corresponding, and side wall of the one end through the discharge end pump housing (4) and the inner hole across hitch (9) of the pump shaft (8) simultaneously pass through
Shaft coupling (10) is connect with the turning end of motor (12), be socketed on the pump shaft (8) it is multiple respectively with the suction side pump housing (1) and lead
The corresponding unshrouded impeller (2) in leaf section (3) position, the vane section (3) include disk (19), and disk (19) is looped around pump shaft (8)
Surrounding, the side of the disk (19) offers multiple deflector holes (20) and multiple short blades (18), the unshrouded impeller (2)
Including circular cover (14), the side of circular cover (14) is coaxially provided with annular cover plate (17), the annular cover plate (17) and circle
Shape cover board (14) is socketed in the surface of pump shaft (8) by keyway, and the side of the annular cover plate (17) is equipped with multiple blades
(15), one end of multiple blades (15) all extends to the side of circular cover (14), the annular cover plate (17) and circular cover
(14) side offers the return port (16) of multiple connections.
2. a kind of multiphase flow pump according to claim 1, which is characterized in that the surface of the pump shaft (8) and discharge end pump
The first mechanical seal (5) are equipped between the side wall of body (4), are equipped with bearing block (7) in the inner hole of the hitch (9), the axis
It holds and is equipped with the second mechanical seal (6) between seat (7) and pump shaft (8).
3. a kind of multiphase flow pump according to claim 1, which is characterized in that the annular cover plate (17) and circular cover
(14) side is opened up there are two screw hole (21), and return port (16) is opened up there are two and is symmetrically arranged, two screw holes (21) and
Two return ports (16) are symmetrically arranged.
4. a kind of multiphase flow pump according to claim 1, which is characterized in that the blade (15) is equipped with eight and in radiation
Shape arrangement, the blade (15) are in bending.
5. a kind of multiphase flow pump according to claim 1, which is characterized in that the suction side pump housing (1) and disk (19)
Between, be equipped with O shape gasket between multiple disks (19) and between disk (19) and the discharge end pump housing (4).
6. a kind of multiphase flow pump according to claim 1, which is characterized in that the short blade (18) is equipped with ten and isogonism
Degree arrangement, the short blade (18) are in bending.
7. a kind of multiphase flow pump according to claim 1, which is characterized in that the deflector hole (20) set there are four and isogonism
Degree arrangement.
8. a kind of multiphase flow pump according to claim 1, which is characterized in that the unshrouded impeller (2) sets there are four and waits
Away from arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821330395.1U CN208763906U (en) | 2018-08-17 | 2018-08-17 | A kind of multiphase flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821330395.1U CN208763906U (en) | 2018-08-17 | 2018-08-17 | A kind of multiphase flow pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208763906U true CN208763906U (en) | 2019-04-19 |
Family
ID=66132075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821330395.1U Expired - Fee Related CN208763906U (en) | 2018-08-17 | 2018-08-17 | A kind of multiphase flow pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208763906U (en) |
-
2018
- 2018-08-17 CN CN201821330395.1U patent/CN208763906U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190419 Termination date: 20190817 |