CN102852826A - Large water flow self-balancing submersible electric pump - Google Patents
Large water flow self-balancing submersible electric pump Download PDFInfo
- Publication number
- CN102852826A CN102852826A CN2012103436333A CN201210343633A CN102852826A CN 102852826 A CN102852826 A CN 102852826A CN 2012103436333 A CN2012103436333 A CN 2012103436333A CN 201210343633 A CN201210343633 A CN 201210343633A CN 102852826 A CN102852826 A CN 102852826A
- Authority
- CN
- China
- Prior art keywords
- water
- section
- minute
- communicated
- guide vane
- 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.)
- Pending
Links
Abstract
The invention discloses a large water flow self-balancing submersible electric pump and belongs to the manufacturing field of large submersible electric pumps. The large water flow self-balancing submersible electric pump is characterized in that a water diversion section comprises a fixed outer shell (21) and a plurality of water guide impellor groups (6) which are axially connected together in the outer shell (21); an upper channel (14) and a lower channel (15) are formed between outer profiles of the water guide impellor groups (6) and the inner layer of the outer shell (21); an intermediate transition section (7) is inserted and installed between two of the water guide impellor groups (6); a water inlet (10) and a return cavity (11) are formed in the intermediate transition section (7); the water inlet (10) is communicated with the lower channel (15); the return cavity (11) is communicated with the upper channel (14), thus a water flow channel which can be communicated with the front section of the water diversion section (8) and a water outlet section (5) and can realize the reserve water flow in the rear section of the water diversion section (9). The large water flow self-balancing submersible electric pump has the advantages of high stroke, high flow rate, and easiness in installation, and the running reliability and stability are improved, and the service life is prolonged.
Description
Technical field
Large-scale current self balancing Submerged Motor Pumps belongs to large-scale electric underwater pump and makes the field, is specifically related to a kind of large-scale electric underwater pump that utilizes flow direction to realize self balancing.
Background technique
Along with the extension of mining mineral resource, no matter mining activities to in-depth development more, has been old exploitation mining industry, or new mining industry is established, and is more and more higher to the requirement of Submerged Motor Pumps, especially needs a kind of low energy consumption, high efficiency, the mining submersible electric pump of high-lift, large flow.Particularly for more than the 700QJ, lift 500m-1500m, flow reaches 100m
3The mining submersible electric pump that/h is above fails to be widely used in the industrial and mineral exploitation always, becomes the challenge of pendulum in face of manufacturer and research and development department for the research and development of this type of Submerged Motor Pumps.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, a kind of high-lift, large flow is provided, easily installs, improve operational reliability, stability, the large-scale current self balancing Submerged Motor Pumps that increases the service life.
The technical solution adopted for the present invention to solve the technical problems is: this large-scale current self balancing Submerged Motor Pumps, comprise the pump housing, the water outlet linkage section that is connected to the motor linkage section of the pump housing one end and is fastened on the pump housing the other end by pump shaft, it is characterized in that: the described pump housing comprises the inlet segment that crosses pump shaft and be connected in turn, divide water section and water exit end, the water section comprised a plurality of guide vane wheels that axially link together in fixing shell and the shell in described minute, form upper channel and lower channel between guide vane wheels external frame and the shell internal layer, insert between two guide vane wheels therein a middle transition section is installed, minute water section is divided into the opposite minute water section leading portion of water (flow) direction and minute water section back segment, the middle transition section has water intake and return cavity, water intake is communicated with lower channel, return cavity is communicated with upper channel, makes to form one in minute water section back segment and can be communicated with minute water section leading portion and water exit end and realize the pipelined channel of the reverse convection current of water.Water enters in the pump housing from inlet segment, under the effect of guide vane wheels, by a minute water section leading portion, then flow into the lower channel of minute water section back segment through the water intake of middle transition section, arrive the inner chamber of water exit end, then to the return cavity of middle transition section, oppositely enter again upper channel through reverse a plurality of guide vane wheels effect reverse flow, flow out the pump housing by water exit end at last.In the working procedure, take full advantage of the principle that hydraulic pressure convection current autobalance reduces pressure, the axial force that the motor that install at the Submerged Motor Pumps rear portion no longer bears pump shaft has improved Submerged Motor Pumps reliability of operation, stability.
Described middle transition section is transverse on the pump shaft by middle guide bearing, and external diameter is identical with the shell external diameter, and middle transition section lower end has the water intake that runs through both sides, and middle transition section upper end has return cavity towards a side of minute water section back segment.
Described water exit end is provided with separate inner chamber and water outlet, and inner chamber is communicated with lower channel, and water outlet is communicated with upper channel.
The guide vane wheels of described minute water section arrange 10 altogether, and a minute water section leading portion comprises 4 guide vane wheels, and minute water section back segment comprises the guide vane wheels of other 6 opposite directions.
Described inlet segment crosses and is fixed on by lower guide bearing on the pump shaft, and inlet segment one end connects a minute water section leading portion, and the other end is bolted the motor linkage section, and the inlet segment external diameter is identical with shell, has opening on the circumference.
Be provided with safety check between described water exit end and the water outlet linkage section.
Described pump shaft is equipped with flow guide sleeve towards the end of water exit end one end by top guide bearing.
The end of described motor linkage section is equipped with the motor adpting flange.Can the connection motor by the motor adpting flange.
Described pump housing range of lift is 500 meters to 1500 meters, and flow reaches 100m
3More than/the h.
Compared with prior art, the beneficial effect that has of the present invention is:
1, improves Submerged Motor Pumps operational reliability, stability, increase the service life: the middle transition section is set, the middle transition section is provided with water intake and return cavity, water intake, return cavity form the closed water channel of turning back with the inner chamber of water exit end and upper channel, the lower channel of minute water section back segment, can make the hydraulic pressure convection current, in the working procedure, take full advantage of hydraulic pressure convection current autobalance, reduce the principle of pressure, the axial force that the motor that install at the Submerged Motor Pumps rear portion no longer bears pump shaft has improved Submerged Motor Pumps reliability of operation, stability;
2, structure is clearly demarcated, easy for installation, easy to maintenance: project organization is scientific and reasonable, and the pump housing is divided into inlet segment, minute water section, middle transition section and water exit end, makes structure clearly demarcated, and function is clear, easily installation, easy to maintenance;
3, pump housing range of lift is 500 meters to 1500 meters, and flow reaches 100m
3More than/the h, more be fit to mine resource exploitation enterprise and use, promoted industrial development.
Description of drawings
Fig. 1 is structure sectional view of the present invention.
Wherein: 1, pump shaft 2, motor linkage section 3, water outlet linkage section 4, inlet segment 5, water exit end 6, guide vane wheels 7, middle transition section 8, divide water section leading portion 9, divide water section back segment 10, water intake 11, return cavity 12, inner chamber 13, middle guide bearing 14, upper channel 15, lower channel 16, water outlet 17, lower guide bearing 18, opening 19, safety check 20, motor adpting flange 21, shell 22, top guide bearing 23, flow guide sleeve.
Embodiment
Fig. 1 is most preferred embodiment of the present invention, and the present invention will be further described below in conjunction with accompanying drawing 1.
Embodiment 1
With reference to accompanying drawing 1: this large-scale current self balancing Submerged Motor Pumps, the water outlet linkage section 3 that comprises the pump housing, is connected to the motor linkage section 2 of the pump housing one end and is fastened on the pump housing the other end by pump shaft 1.Pump housing range of lift is 500 meters to 1500 meters, and flow reaches 100m
3More than/the h, comprise the inlet segment 4, minute water section and the water exit end 5 that cross pump shaft 1 and be connected in turn, pump shaft 1 is equipped with flow guide sleeve 23 towards the end of water exit end 5 one ends by top guide bearing 22.
Divide the water section to comprise fixing shell 21 and shell 21 interior a plurality of guide vane wheels 6 that axially link together, form upper channel 14 and lower channel 15 between guide vane wheels 6 external frames and shell 21 internal layers, insert between two guide vane wheels 6 therein a middle transition section 7 is installed, minute water section is divided into the opposite minute water section leading portion 8 of water (flow) direction and minute water section back segment 9.Divide the guide vane wheels 6 of water section to arrange altogether 10, a minute water section leading portion 8 comprises 4 guide vane wheels 6, and minute water section back segment 9 comprises the guide vane wheels 6 of other 6 opposite directions.
Inlet segment 4 crosses and is fixed on the pump shaft 1 by lower guide bearing 17, inlet segment 4 one ends connect a minute water section leading portion 8, the other end is bolted motor linkage section 2, the end of motor linkage section 2 is equipped with motor adpting flange 20, can the connection motor by motor adpting flange 20, inlet segment 4 external diameters are identical with shell 21, have opening 18 on the circumference.
Middle transition section 7 is transverse on the pump shaft 1 by middle guide bearing 13, and external diameter is identical with shell 21 external diameters, and middle transition section 7 lower ends have the water intake 10 that runs through both sides, and water intake 10 is communicated with lower channel 15; Middle transition section 7 upper ends have return cavity 11 towards a side of minute water section back segment 9, and return cavity 11 is communicated with upper channel 14, make the 9 interior formation one of minute water section back segment can be communicated with minute water section leading portion 8 and water exit end 5 and realize the pipelined channel of the reverse convection current of water.
Water exit end 5 is provided with separate inner chamber 12 and water outlet 16, and inner chamber 12 is communicated with lower channel 15, and water outlet 16 is communicated with upper channel 14, is provided with safety check 19 between water exit end 5 and the water outlet linkage section 3.
Working procedure is as follows: water enters in the pump housing from the opening 18 of inlet segment 4, under 6 effects of guide vane wheels, by a minute water section leading portion 8, then flow into the lower channel 15 of minute water section back segment 9 through the water intake 10 of middle transition section 7, arrive the inner chamber 12 of water exit end 5, then to the return cavity 11 of middle transition section 19, oppositely enter again upper channel 14 through reverse a plurality of guide vane wheels 6 effect reverse flow, flow out the pump housing by water exit end 5 at last.
In the working procedure, take full advantage of the principle that hydraulic pressure convection current autobalance reduces pressure, the axial force that the motor that install at the Submerged Motor Pumps rear portion no longer bears pump shaft 1 has improved Submerged Motor Pumps reliability of operation, stability.
Embodiment 2
Divide the guide vane wheels 6 of water section to arrange altogether 10, a minute water section leading portion 8 comprises 5 guide vane wheels 6, and minute water section back segment 9 comprises the guide vane wheels 6 of 5 opposite directions, and all the other settings are identical with embodiment 1 with working procedure.
Embodiment 3
Divide the guide vane wheels 6 of water section to arrange altogether 10, a minute water section leading portion 8 comprises 6 guide vane wheels 6, and minute water section back segment 9 comprises the guide vane wheels 6 of 4 opposite directions, and all the other settings are identical with embodiment 1 with working procedure.
Embodiment 4
Divide the guide vane wheels 6 of water section to arrange altogether 12, a minute water section leading portion 8 comprises 5 guide vane wheels 6, and minute water section back segment 9 comprises the guide vane wheels 6 of 7 opposite directions, and all the other settings are identical with embodiment 1 with working procedure.
By above embodiment as seen, quantity and the method for salary distribution of the guide vane wheels 6 of minute water section can need to increase and decrease with the scene according to the actual requirements, and to reach best using effect, working procedure is constant.
The above only is preferred embodiment of the present invention, is not to be the restriction of the present invention being made other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment does, still belongs to the protection domain of technical solution of the present invention according to technical spirit of the present invention.
Claims (9)
1. large-scale current self balancing Submerged Motor Pumps, comprise the pump housing, the water outlet linkage section (3) that is connected to the motor linkage section (2) of the pump housing one end and is fastened on the pump housing the other end by pump shaft (1), it is characterized in that: the described pump housing comprises the inlet segment (4) that crosses pump shaft (1) and be connected in turn, divide water section and water exit end (5), the water section comprised a plurality of guide vane wheels (6) that axially link together in fixing shell (21) and the shell (21) in described minute, form upper channel (14) and lower channel (15) between guide vane wheels (6) external frame and shell (21) internal layer, insert between two guide vane wheels (6) therein a middle transition section (7) is installed, minute water section is divided into the opposite minute water section leading portion (8) of water (flow) direction and minute water section back segment (9), middle transition section (7) has water intake (10) and return cavity (11), water intake (10) is communicated with lower channel (15), return cavity (11) is communicated with upper channel (14), makes to form one in minute water section back segment (9) and can be communicated with minute water section leading portion (8) and water exit end (5) and realize the pipelined channel of the reverse convection current of water.
2. large-scale current self balancing Submerged Motor Pumps according to claim 1, it is characterized in that: described middle transition section (7) is transverse on the pump shaft (1) by middle guide bearing (13), external diameter is identical with shell (21) external diameter, middle transition section (7) lower end has the water intake (10) that runs through both sides, and middle transition section (7) upper end has return cavity (11) towards a side of minute water section back segment (9).
3. large-scale current self balancing Submerged Motor Pumps according to claim 1, it is characterized in that: described water exit end (5) is provided with separate inner chamber (12) and water outlet (16), inner chamber (12) is communicated with lower channel (15), and water outlet (16) is communicated with upper channel (14).
4. large-scale current self balancing Submerged Motor Pumps according to claim 1, it is characterized in that: the guide vane wheels (6) of described minute water section arrange 10 altogether, divide water section leading portion (8) to comprise 4 guide vane wheels (6), minute water section back segment (9) comprises the guide vane wheels (6) of other 6 opposite directions.
5. large-scale current self balancing Submerged Motor Pumps according to claim 1, it is characterized in that: described inlet segment (4) crosses and is fixed on the pump shaft (1) by lower guide bearing (17), inlet segment (4) one ends connect a minute water section leading portion (8), the other end is bolted motor linkage section (2), inlet segment (4) external diameter is identical with shell (21), has opening (18) on the circumference.
6. it is characterized in that: be provided with safety check (19) between described water exit end (5) and the water outlet linkage section (3) according to claim 1 or 3 each described large-scale current self balancing Submerged Motor Pumpss.
7. according to claim 1,2 or 5 each described large-scale current self balancing Submerged Motor Pumpss, it is characterized in that: described pump shaft (1) is equipped with flow guide sleeve (23) towards the end of water exit end (5) one ends by top guide bearing (22).
8. according to claim 1 or 5 each described large-scale current self balancing Submerged Motor Pumpss, it is characterized in that: the end of described motor linkage section (2) is equipped with motor adpting flange (20).
9. large-scale current self balancing Submerged Motor Pumps according to claim 1, it is characterized in that: described pump housing range of lift is 500 meters to 1500 meters, and flow reaches 100m
3More than/the h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103436333A CN102852826A (en) | 2012-09-17 | 2012-09-17 | Large water flow self-balancing submersible electric pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103436333A CN102852826A (en) | 2012-09-17 | 2012-09-17 | Large water flow self-balancing submersible electric pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102852826A true CN102852826A (en) | 2013-01-02 |
Family
ID=47399705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103436333A Pending CN102852826A (en) | 2012-09-17 | 2012-09-17 | Large water flow self-balancing submersible electric pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102852826A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020143A (en) * | 2015-07-10 | 2015-11-04 | 安徽三环水泵有限责任公司 | Internal recycling self-balancing multi-stage centrifugal water pump |
| RU199763U1 (en) * | 2018-12-20 | 2020-09-21 | Акционерное общество "ГМС Ливгидромаш" | HORIZONTAL MULTI-STAGE CENTRIFUGAL PUMP |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5587888A (en) * | 1978-12-22 | 1980-07-03 | Teikoku Denki Seisakusho:Kk | Vertical multistep canned motor pump |
| CN2048124U (en) * | 1988-08-12 | 1989-11-22 | 合肥电机厂 | Single-abserb submersible pumps with automatic balance |
| CN2158934Y (en) * | 1992-12-12 | 1994-03-16 | 西安交通大学 | Axial balancing submerged pump |
| CN2592905Y (en) * | 2002-12-24 | 2003-12-17 | 陈玉福 | Submersible electric pump for removing axial force |
| CN101089398A (en) * | 2006-06-12 | 2007-12-19 | 衡阳市朝阳泵业有限公司 | Full high-lift submersible electric pump |
| CN101782074A (en) * | 2010-02-02 | 2010-07-21 | 山西天波制泵有限公司 | Single downdraft electric driving pump structure capable of automatically balancing axial force |
| CN201687720U (en) * | 2010-04-19 | 2010-12-29 | 江苏国泉泵业制造有限公司 | High-pressure multi-stage pump |
| CN202789581U (en) * | 2012-09-17 | 2013-03-13 | 山东德源泵业有限公司 | Large flow self-balancing submersible electric pump |
-
2012
- 2012-09-17 CN CN2012103436333A patent/CN102852826A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5587888A (en) * | 1978-12-22 | 1980-07-03 | Teikoku Denki Seisakusho:Kk | Vertical multistep canned motor pump |
| CN2048124U (en) * | 1988-08-12 | 1989-11-22 | 合肥电机厂 | Single-abserb submersible pumps with automatic balance |
| CN2158934Y (en) * | 1992-12-12 | 1994-03-16 | 西安交通大学 | Axial balancing submerged pump |
| CN2592905Y (en) * | 2002-12-24 | 2003-12-17 | 陈玉福 | Submersible electric pump for removing axial force |
| CN101089398A (en) * | 2006-06-12 | 2007-12-19 | 衡阳市朝阳泵业有限公司 | Full high-lift submersible electric pump |
| CN101782074A (en) * | 2010-02-02 | 2010-07-21 | 山西天波制泵有限公司 | Single downdraft electric driving pump structure capable of automatically balancing axial force |
| CN201687720U (en) * | 2010-04-19 | 2010-12-29 | 江苏国泉泵业制造有限公司 | High-pressure multi-stage pump |
| CN202789581U (en) * | 2012-09-17 | 2013-03-13 | 山东德源泵业有限公司 | Large flow self-balancing submersible electric pump |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020143A (en) * | 2015-07-10 | 2015-11-04 | 安徽三环水泵有限责任公司 | Internal recycling self-balancing multi-stage centrifugal water pump |
| RU199763U1 (en) * | 2018-12-20 | 2020-09-21 | Акционерное общество "ГМС Ливгидромаш" | HORIZONTAL MULTI-STAGE CENTRIFUGAL PUMP |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203420906U (en) | High-lift submersible electric pump for mining | |
| CN106122032A (en) | A kind of double feed inlet horizontal split-case centrifugal pump | |
| CN102852826A (en) | Large water flow self-balancing submersible electric pump | |
| CN202789581U (en) | Large flow self-balancing submersible electric pump | |
| CN204175600U (en) | The high-lift single-stage double-suction centrifugal pump of multi-operating mode | |
| CN205298047U (en) | Stationary flow centrifugal pump | |
| CN103410770B (en) | Axial force magnetic force self balancing device | |
| CN103216451A (en) | Water-power-driving centrifugal pump | |
| CN203404098U (en) | Connecting structure of reverse cycle type shield pump | |
| CN202056067U (en) | Down-draft single-suction submersible electric pump structure capable of balancing axial force automatically | |
| CN201209567Y (en) | Low temperature-lifting energy-conserving total lift submersible pump | |
| CN209164110U (en) | A kind of multi-stage pipeline pump | |
| CN208587298U (en) | Sectional type multi-stage pump | |
| CN203685591U (en) | Automatic floating lubrication type high-lift multi-stage pump | |
| CN203146407U (en) | Rear vertical shaft tubular pump device with front guide vane | |
| CN101718282B (en) | Centrifugal pump | |
| CN203223423U (en) | Centrifugal pump with rotation-resisting blades | |
| CN202441658U (en) | Multistage centrifugal pump with double-balance drum structure | |
| CN202158020U (en) | Multi-stage pump combined balance device | |
| CN201535257U (en) | Vertical tube bag type coagulated water pump | |
| CN202266487U (en) | Mechanical seal cavity pressure reduction structure for multi-stage pump with symmetrically arranged impellers | |
| CN201461460U (en) | Submersible motor pump | |
| CN205154486U (en) | Oil -supply head and oil circuit crossover sub thereof | |
| CN208416965U (en) | A kind of centrifugal multistage pump multiple centrifugal pump | |
| CN202946452U (en) | Radially split type double suction pump with core package overall dismounting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130102 |