CN203978913U - A kind of improved two-way through-flow pump - Google Patents
A kind of improved two-way through-flow pump Download PDFInfo
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- CN203978913U CN203978913U CN201420382644.7U CN201420382644U CN203978913U CN 203978913 U CN203978913 U CN 203978913U CN 201420382644 U CN201420382644 U CN 201420382644U CN 203978913 U CN203978913 U CN 203978913U
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- diffuser shell
- impeller
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- pump
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Abstract
A kind of improved two-way through-flow pump, belongs to hydraulic machinery design and manufacture, Hydraulic and Hydro-Power Engineering technical field.Comprise pump shaft, conical pipe, blade wheel chamber, diffuser shell, in conical pipe, be provided with impeller water guide cone, be provided with impeller hub in blade wheel chamber, impeller hub is provided with S shape water pump blade, in diffuser shell, be provided with stator wheel hub, diffuser water guide cone, stator wheel hub is provided with guide vane; Pump shaft is successively through impeller water guide cone, impeller hub and stator wheel hub, it is characterized in that, also be provided with synchronization regulation ring, synchronization regulation ring set is put on diffuser shell, guide vane is pivotally connected between stator wheel hub and diffuser shell, stator wheel hub is inserted in one end of pivot, and the other end stretches out diffuser shell, and is flexibly connected with synchronization regulation ring by connecting lever, fork.The utility model can improve the flow condition of two-way through-flow pump, expands the efficient range of operation of water pump and efficiency.
Description
Technical field
The utility model relates to a kind of structural type of through-flow pump, belongs to hydraulic machinery design and manufacture, Hydraulic and Hydro-Power Engineering technical field.
Background technique
Xu district, Bin Hu and the low lift area such as border on the sea, usually need pumping plant to realize water drainage and arid season and realize the task of irrigation in the flood season.Existing through-flow pump is generally one-way pump, and unidirectional operation can only be realized water drainage or irrigate a kind of task.While needing through-flow pump to make way traffic, mostly take symmetric design, need make inverted running time, by lifting pump part,, there is dismounting and the shortcomings such as difficulty, length consuming time be installed in the mode that Rotate 180 degree is installed again; The two-way inlet and outlet channel that can realize way traffic, pump head is higher, and vertical installation, in ultralow lift (1m left and right) situation, cannot adopt; Existing two-way through-flow pump is by forward operation design, in the time that two-way through-flow pump is made inverted running, water pump vane reversion, pilot blade when rear guide vane when originally forward moves has become inverted running, the inflow angle of stator has become and Liu Jiao, the inflow angle of the water pump vane during no longer with inverted running matches, and the through-flow pump efficiency while making inverted running significantly reduces; The laying angle of two-way through-flow pump guide vane is conventionally unadjustable, and water pump is in the time that off-design behaviour moves, and Efficiency Decreasing causes energy dissipation.
Model utility content
The purpose of this utility model is the deficiency for existing through-flow pump, and a kind of improved two-way through-flow pump is provided, and adopts S shape water pump blade, turns to and regulates guide vane inflow angle and go out Liu Jiao by changing water pump, realizes and irrigating and the work of water drainage bidirectional high-efficiency.
The purpose of this utility model is achieved through the following technical solutions: a kind of improved two-way through-flow pump, comprise pump shaft, conical pipe, blade wheel chamber, diffuser shell, described blade wheel chamber is horizontal middle open type blade wheel chamber, and conical pipe, blade wheel chamber, diffuser shell are successively by flange, Bolt Connection;
In described conical pipe, be provided with impeller water guide cone, in described blade wheel chamber, be provided with impeller hub, impeller hub is provided with water pump blade, in described diffuser shell, be provided with stator wheel hub, diffuser water guide cone, described stator wheel hub is provided with guide vane, impeller water guide cone connects with impeller hub, and diffuser water guide cone connects with stator wheel hub;
Described pump shaft passes impeller water guide cone, impeller hub and stator wheel hub successively, and supports on the bearing that is connected to setting in stator wheel hub, and impeller hub connects with pump shaft by key,
It is characterized in that, also be provided with synchronization regulation ring, synchronization regulation ring set is put on described diffuser shell, described guide vane is pivotally connected between stator wheel hub and diffuser shell, stator wheel hub is inserted in one end of pivot, the other end stretches out diffuser shell, and is flexibly connected with synchronization regulation ring by connecting lever, fork.
The other end of described pivot is connected with one end of connecting lever, the other end of connecting lever is flexibly connected with one end of fork by latch assembly, the other end of fork is movably connected on synchronization regulation ring by latch assembly, synchronization regulation ring drives fork and connecting lever motion by latch assembly and latch assembly, drives guide vane around its pivot rotation.
Described pivot and diffuser shell joint are provided with Sealing.
Described synchronization regulation ring is metal solid circle.
Pump shaft axle head in described diffuser shell is provided with locking nut, and locking nut is 2, its end band locking sheet.
Described guide vane, pivot, connecting lever, fork number are identical, and are upwards uniformly distributed in week separately.
The internal diameter of described synchronization regulation ring is greater than diffuser shell external diameter.
In the utility model, guide vane can be around its pivot rotation, and stator wheel hub is inserted in one end of pivot, and the other end stretches out diffuser shell, is connected with connecting lever, realizes the sealing between pivot and connecting lever and diffuser shell by Sealing.Synchronization regulation ring is metal solid circle, be connected with fork by latch assembly, fork connects with connecting lever by latch assembly and pivot, synchronization regulation ring move up and down (along the axial motion of diffuser shell), fork drives connecting lever to swing by latch assembly, drives guide vane to rotate around its pivot.S shape water pump blade adopts symmetric design mode, turns to by changing water pump vane, and the working surface of blade and suction surface exchange, and completes and irrigates and water drainage operation.Blade wheel chamber is horizontal middle open type blade wheel chamber, turns on the attachment bolt of blade wheel chamber and conical pipe and diffuser shell, can carry out the manual adjustment of water pump blade laying angle.Locking nut has 2, and end band locking sheet, can effectively prevent from getting loose, and can regulate the gap between S shape water pump blade and blade wheel chamber by locking nut.
The utility model adopts S shape two way water pump blade, turns to by changing water pump, realizes and irrigating and water drainage two-way working; By the effect of synchronization regulation ring and fork, drive pivot and connecting lever rotation, regulate guide vane inflow angle and go out Liu Jiao, realize and coordinating mutually with S shape two way water pump blade angle, improve two-way through-flow pump water inlet condition, expand the efficient range of operation of water pump and efficiency.
Brief description of the drawings
Fig. 1 is horizontal profile structure schematic diagram of the present utility model;
Fig. 2 be in Fig. 1 A-A to cross-sectional schematic;
Fig. 3 is water drainage operating mode water pump blade and guide vane key plan;
Fig. 4 is for irrigating operating mode water pump blade and guide vane key plan;
In figure: 1 pump shaft, 2 conical pipes, 3 impeller water guide cones, 4 impeller hubs, 5 blade wheel chamber, 6 S shape water pump blades, 7 stator wheel hubs, 8 diffuser shells, 9 guide vanes, 10 Sealings, 11 connecting levers, 12 forks, 13 synchronization regulation rings, 14 locking nuts, 15 diffuser water guide cones, 16 latch assemblies, 17 latch assemblies, 18 bearings, 19 keys.
Embodiment
A kind of improved two-way through-flow pump, comprises pump shaft 1, conical pipe 2, blade wheel chamber 5, diffuser shell 8, and blade wheel chamber is horizontal middle open type blade wheel chamber, and conical pipe, blade wheel chamber, diffuser shell are successively by flange, Bolt Connection.
In conical pipe, be provided with impeller water guide cone 3, in blade wheel chamber, be provided with impeller hub 4, impeller hub is provided with the S shape water pump blade 6 of symmetric design, in diffuser shell, 8 are provided with stator wheel hub 7, diffuser water guide cone 15, stator wheel hub 7 is provided with guide vane 9, impeller water guide cone 3 connects with impeller hub 4, and diffuser water guide cone 15 connects with stator wheel hub 7.
Pump shaft 1 is successively through impeller water guide cone 3, impeller hub 4 and stator wheel hub 7, and supporting is connected on the bearing 18 of stator wheel hub 7 interior settings, and impeller hub 4 connects with pump shaft 1 by key 19.
Also be provided with synchronization regulation ring 13(metal solid circle), the internal diameter of synchronization regulation ring 13 is greater than diffuser shell 8 external diameters, synchronization regulation ring set is put on described diffuser shell 8, guide vane 9 is pivotally connected between stator wheel hub 7 and diffuser shell 8, stator wheel hub is inserted in one end of pivot, the other end is connected with one end of connecting lever 11, the other end of connecting lever is flexibly connected with one end of fork 12 by latch assembly 16, the other end of fork is movably connected on synchronization regulation ring 13 by latch assembly 17, and pivot and diffuser shell joint are provided with Sealing 10.Synchronization regulation ring 13 drives fork 12 and connecting lever 11 to move by latch assembly 16 and latch assembly 17, drives guide vane 9 around its pivot rotation.Guide vane, pivot, connecting lever, fork number are identical, and are upwards uniformly distributed in week separately.
Pump shaft axle head in diffuser shell is provided with locking nut 14, and locking nut is 2, its end band locking sheet.
In the utility model, S shape water pump blade 6 is symmetric design, i.e. symmetric figure centered by S shape water pump blade.Impeller hub 4 transmits the moment of torsion of pump shaft 1 by key 19, the S shape water pump blade 6 that drive is arranged on impeller hub 4 rotates, regulate gap (the tightening or unscrewing by locking nut of S shape water pump blade 6 and blade wheel chamber 5 by locking nut 14, pump shaft can seesaw within the specific limits, impeller wheel hub seesaws, the water pump blade being arranged on wheel hub moves thereupon, thereby change the gap length between blade and pump case), the laying angle of S shape water pump blade 6 can carry out artificial half and regulate.
Guide vane 9 is arranged between stator wheel hub 7 and diffuser shell 8 by pivot and connecting lever 11, when synchronization regulation ring 13 moves up and down, by latch assembly 16 and latch assembly 17, drive fork 12 and pivot and connecting lever 11 to move, drive guide vane 9 around its pivot rotation.Pivot and connecting lever 11 seal by Sealing 10 with diffuser shell 8.
Under water drainage operating mode, as shown in Figure 3: Parallel to the flow direction sees, S shape water pump blade 6 is rotated counterclockwise (current from left to right), current enter from conical pipe 2, water pump acting, and the water body that obtains energy enters diffuser from blade wheel chamber 5, stream guide vane 9, discharge from diffuser shell 8, complete water drainage work.Definite water pump blade laying angle during according to pump selection, by synchronization regulation ring 13, adjusts the inflow angle of guide vane 9, matches with the Liu Jiao that goes out of S shape water pump blade 6, expands the efficient region scope of water drainage water pump operation.
Irrigate under operating mode, as shown in Figure 4: Parallel to the flow direction sees that S shape water pump blade 6 is rotated counterclockwise (current from right to left), current enter from diffuser shell 8, stream guide vane 9, enter blade wheel chamber, water pump acting, the water body that obtains energy is discharged from blade wheel chamber 5, discharge from conical pipe 2, complete irrigation work.Irrigating under operating mode, by synchronization regulation ring 13, significantly adjust the Liu Jiao that of guide vane 9, make it to match with the inflow angle of S shape water pump blade 6, improve water feeding of water pump condition, improve pump efficiency.
Claims (7)
1. an improved two-way through-flow pump, comprise pump shaft (1), conical pipe (2), blade wheel chamber (5), diffuser shell (8), described blade wheel chamber is horizontal middle open type blade wheel chamber, and conical pipe, blade wheel chamber, diffuser shell are successively by flange, Bolt Connection;
In described conical pipe, be provided with impeller water guide cone (3), in described blade wheel chamber, be provided with impeller hub (4), impeller hub is provided with S shape water pump blade (6), in described diffuser shell, (8) are provided with stator wheel hub (7), diffuser water guide cone (15), described stator wheel hub (7) is provided with guide vane (9), impeller water guide cone (3) connects with impeller hub (4), and diffuser water guide cone (15) connects with stator wheel hub (7);
Described pump shaft (1) is successively through impeller water guide cone (3), impeller hub (4) and stator wheel hub (7), and supporting to be connected to the bearing (18) arranging in stator wheel hub (7) upper, impeller hub (4) passes through key (19) and connects with pump shaft (1),
It is characterized in that, also be provided with synchronization regulation ring (13), synchronization regulation ring set is put on described diffuser shell (8), described guide vane (9) is pivotally connected between stator wheel hub (7) and diffuser shell (8), stator wheel hub is inserted in one end of pivot, the other end stretches out diffuser shell, and is flexibly connected with synchronization regulation ring by connecting lever (11), fork (12).
2. the improved two-way through-flow pump of one according to claim 1, it is characterized in that, the other end of described pivot is connected with the one end of connecting lever (11), the other end of connecting lever is flexibly connected with one end of fork (12) by latch assembly (16), the other end of fork is movably connected on synchronization regulation ring (13) by latch assembly (17), synchronization regulation ring (13) drives fork (12) and connecting lever (11) motion by latch assembly (16) and latch assembly (17), drives guide vane (9) around its pivot rotation.
3. the improved two-way through-flow pump of one according to claim 1, is characterized in that, described pivot and diffuser shell joint are provided with Sealing (10).
4. the improved two-way through-flow pump of one according to claim 1, is characterized in that, described synchronization regulation ring (13) is metal solid circle.
5. the improved two-way through-flow pump of one according to claim 1, is characterized in that, the pump shaft axle head in described diffuser shell is provided with locking nut (14), and locking nut is 2, its end band locking sheet.
6. the improved two-way through-flow pump of one according to claim 2, is characterized in that, described guide vane, pivot, connecting lever, fork number are identical, and are upwards uniformly distributed in week separately.
7. the improved two-way through-flow pump of one according to claim 1, is characterized in that, the internal diameter of described synchronization regulation ring (13) is greater than diffuser shell (8) external diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420382644.7U CN203978913U (en) | 2014-07-11 | 2014-07-11 | A kind of improved two-way through-flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420382644.7U CN203978913U (en) | 2014-07-11 | 2014-07-11 | A kind of improved two-way through-flow pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203978913U true CN203978913U (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420382644.7U Expired - Fee Related CN203978913U (en) | 2014-07-11 | 2014-07-11 | A kind of improved two-way through-flow pump |
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| CN (1) | CN203978913U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351869A (en) * | 2016-11-03 | 2017-01-25 | 江苏省水利勘测设计研究院有限公司 | Coaxial double-impeller axial flow blade pump with adjustable front impeller blade angle |
| CN107299874A (en) * | 2016-12-14 | 2017-10-27 | 江苏国泉泵业制造有限公司 | A kind of axial flow pump hydraulic turbine with double-clutch mechanism |
| CN108757552A (en) * | 2018-08-05 | 2018-11-06 | 孙大飞 | Full angle blade control device and its adjusting method |
| CN114109843A (en) * | 2021-12-15 | 2022-03-01 | 合肥恒大江海泵业股份有限公司 | Bidirectional tubular pump with adjustable front guide vane |
-
2014
- 2014-07-11 CN CN201420382644.7U patent/CN203978913U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106351869A (en) * | 2016-11-03 | 2017-01-25 | 江苏省水利勘测设计研究院有限公司 | Coaxial double-impeller axial flow blade pump with adjustable front impeller blade angle |
| CN107299874A (en) * | 2016-12-14 | 2017-10-27 | 江苏国泉泵业制造有限公司 | A kind of axial flow pump hydraulic turbine with double-clutch mechanism |
| CN107299874B (en) * | 2016-12-14 | 2019-03-19 | 江苏国泉泵业制造有限公司 | A kind of axial flow pump hydraulic turbine with double-clutch mechanism |
| CN108757552A (en) * | 2018-08-05 | 2018-11-06 | 孙大飞 | Full angle blade control device and its adjusting method |
| CN108757552B (en) * | 2018-08-05 | 2024-05-07 | 孙大飞 | Full-angle blade adjusting device and adjusting method thereof |
| CN114109843A (en) * | 2021-12-15 | 2022-03-01 | 合肥恒大江海泵业股份有限公司 | Bidirectional tubular pump with adjustable front guide vane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20141203 Termination date: 20170711 |