CN107747548A - A kind of vertical axially suction centrifugal pump semi-submersible type waterpower test device - Google Patents
A kind of vertical axially suction centrifugal pump semi-submersible type waterpower test device Download PDFInfo
- Publication number
- CN107747548A CN107747548A CN201710949015.6A CN201710949015A CN107747548A CN 107747548 A CN107747548 A CN 107747548A CN 201710949015 A CN201710949015 A CN 201710949015A CN 107747548 A CN107747548 A CN 107747548A
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- China
- Prior art keywords
- test device
- centrifugal pump
- suction line
- lifting platform
- vertical
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Links
- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 238000002474 experimental method Methods 0.000 claims abstract description 40
- 230000001105 regulatory effect Effects 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 9
- LLPOLZWFYMWNKH-CMKMFDCUSA-N hydrocodone Chemical group C([C@H]1[C@H](N(CC[C@@]112)C)C3)CC(=O)[C@@H]1OC1=C2C3=CC=C1OC LLPOLZWFYMWNKH-CMKMFDCUSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000007872 degassing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0088—Testing machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The present invention relates to field of mechanical technique, more particularly to a kind of vertical axially suction centrifugal pump semi-submersible type waterpower test device, including testing cylinder, lifting platform, suction line, actuating motor, adjusting screw and deaeration pipe, suction line is located at the side of experiment cylinder, suction line is connected with test cylinder body phase, regulating valve is additionally provided with suction line, pinboard is provided with lifting platform, it is easy to the pump housing to be tested to be installed on by pinboard on lifting platform, adjusting screw is provided between lifting platform and pinboard, the position adjustment in vertical direction of lifting platform is realized by adjusting screw, actuating motor is located on suction line, it is connected with regulating valve, test and be additionally provided with deaeration pipe on the opposite side of cylinder.It can adapt to the invention provides one kind and matching take into account all kinds of models of vertical pump, lift the general degree and application power of test device, the semi-submersible type waterpower test device that the mounting and adjusting to vertical centrifugal pump test process is brought convenience.
Description
Technical field
The present invention relates to field of mechanical technique, more particularly to a kind of vertical axially suction centrifugal pump semi-submersible type waterpower test dress
Put.
Background technology
The vertical centrifugal water pump axially sucked includes the pump of single-stage or multi-level form, and general pump body structure is compact and takes up an area
Area is small, and the motor of water pump is commonly mounted directly on pump body, or is also had and be installed on the upper of pump vertical axis indirectly
Side.Under same metered flow, multistage pump has the discharge pressure equivalent to more single-stage water pumps, thus multistage vertical type pump turns
Need the axial force that balances bigger on son, wherein axial force is included from gravity；Most of centrifugal pumps have suction in waterpower test
Enter performance project, net positive suction head and the pumping of pump, which enter setting height(from bottom), direct relation, but vertical pump is because of installation center of gravity and structure
Limitation, usually can not direct measurement net positive suction head, for the vertical centrifugal pump group axially sucked, the size of rotor mounting structure
Generally longer, especially multistage vertical type pump is more prominent, and pump manufacturer is used for the device stand for testing vertical centrifugal type water pump,
Installing space is always conditional in factory building, and the experiment activity of pump means to repeat lifting operation, is directed to various vertical
Formula pump configuration and type, size and hoisting height, adapter bore and position and weight of equipment and supporting etc. are a series of with lifting
The factor of space correlation.
Therefore it is badly in need of a kind of test device, it can adapt to and matching takes into account all kinds of models of vertical pump, lift the logical of test device
With degree and application power, the mounting and adjusting to vertical centrifugal pump test process is brought convenience.
The content of the invention
In view of problem above, can adapt to the invention provides one kind and matching takes into account all kinds of models of vertical pump, lifting is surveyed
The general degree and application power that trial assembly is put, the semi-submersible type waterpower that the mounting and adjusting to vertical centrifugal pump test process is brought convenience
Test device.
In order to realize foregoing invention purpose, the present invention provides following technical scheme：
A kind of vertical axially suction centrifugal pump semi-submersible type waterpower test device in the present invention, including experiment cylinder, lifting platform,
Suction line, actuating motor, adjusting screw and deaeration pipe, the suction line are located at the side of experiment cylinder, the suction hose
Road is connected with test cylinder body phase, and the experiment cylinder is provided with sealing and filled, and it is in preferably sealing state to make experiment cylinder, described
Regulating valve is additionally provided with suction line, during carrying out net positive suction head experiment, is coordinated in degassing pipeline regulation test cylinder body
Vacuum, be provided with pinboard on the lifting platform, be easy to the pump housing to be tested to be installed on by pinboard on lifting platform, it is described
Adjusting screw is provided between lifting platform and pinboard, according to the depth of immersion provided in advance to pump housing first stage impeller to be tested,
Determine to reach on experiment cylinder and fix closing after corresponding setting height(from bottom), by adjusting screw come realize lifting platform in Vertical Square
Upward position adjustment.The actuating motor is located at the same side of experiment cylinder, and the actuating motor is located on suction line, institute
State actuating motor to be connected with regulating valve, deaeration pipe is additionally provided with the opposite side of the experiment cylinder, for inner barrel will to be tested
Vacuumize.
The experiment cylinder is circumferentially to closed tubular.
The experiment cylinder directly provides water source for the pump housing to be tested.
The suction line is hydrocone type suction line.
Described suction line one end is connected with experiment cylinder, and the other end is stretched into open type pond.
The usage quantity of the pinboard is at least 2 pieces.
The pinboard is symmetrical arranged in pump housing both sides to be tested.
The sealing is filled with the top of experiment cylinder.
The advantages of the present invention are：Offer one kind can adapt to and matching takes into account all kinds of models of vertical pump,
Lift the general degree and application power of test device, the partly latent that the mounting and adjusting to vertical centrifugal pump test process is brought convenience
Formula waterpower test device.Present invention is generally directed to vertical centrifugal type parallel water pump table apparatus, design has universal and adjustable
Installation stand, during waterpower test event application operating, there is provided Fast Installation between pump and external interface interface, reach
The model scope of test pump is extended in the confined space, ensures the accurate tune for being devices under that shafting couples between driving machinery
Whole control purpose.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is test device and tested pump testing connection relationship diagram.
Fig. 2 is test device structural representation.
Description of reference numerals
1. test the regulating valve of 4. suction line of cylinder 2. lifting platform, 3. pinboard 5.
6. the deaeration pipe 9. of 7. adjusting screw of actuating motor 8. sealing filling
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is further described.Following examples are only
For clearly illustrating technical scheme, and can not be limited the scope of the invention with this.
A kind of vertical axially suction centrifugal pump semi-submersible type waterpower test device, as shown in Fig. 2 including experiment cylinder 1, lifting
Platform 2, suction line 4, actuating motor 6, adjusting screw 7 and deaeration pipe 8, suction line 4 are located at the right side of experiment cylinder 1, water suction
Pipeline 4 is connected with experiment cylinder 1, and experiment cylinder 1 is provided with sealing filling 9, and it is in preferably sealing state to make experiment cylinder 1,
Regulating valve 5 is additionally provided with suction line 4, during carrying out net positive suction head experiment, coordinates degassing pipeline regulation experiment cylinder
Interior vacuum, pinboard 3 is provided with lifting platform 2, is easy to the pump housing to be tested to be installed on by pinboard 3 on lifting platform 2, rise
Adjusting screw 7 is provided between drop platform 2 and pinboard 3, according to the depth of immersion provided in advance to pump housing first stage impeller to be tested,
Determine to fix conjunction after reaching corresponding setting height(from bottom) on experiment cylinder 1, hanging down for lifting platform 2 is realized by adjusting screw 7
The upward position adjustment of Nogata.Actuating motor 6 is located at the right side of experiment cylinder 1, and actuating motor 6 is located on suction line 4, performs
Motor 6 is connected with regulating valve 5, is tested and is additionally provided with deaeration pipe 8 on the left side of cylinder 1, for will be vacuumized inside experiment cylinder 1.
Cylinder 1 is tested circumferentially to closed tubular.Experiment cylinder 1 directly provides water source for the pump housing to be tested.Suction line 4 is siphon
Formula suction line.The one end of suction line 4 is connected with experiment cylinder 1, and the other end is stretched into open type pond.The use number of pinboard 3
Amount is at least 2 pieces.Pinboard 3 is symmetrical arranged in pump housing both sides to be tested.Sealing filling 9 is arranged on the top of experiment cylinder 1.
As shown in figure 1, vertical axial sucking type centrifugal pump to be tested is installed on pump test device stand, filled using test
The deaeration pipe 8 put vacuumizes, and makes the suction inlet of pump directly from the water suction of experiment cylinder 1 inner chamber, and the moisturizing source of the latter, then by
Hydrocone type suction line 4 and regulating valve 5 are provided by open type pond to complete；The draining of pump, by vertical axially suction to be tested
Discharge pipe flange on formula centrifugal pump body is connected to open type pond, is consequently formed a test loop.When tested pump testing is carried out
When operational factor is tested, vacuum stops after experiment cylinder 1 is filled into water in advance, and experiment process inlet adjusting valve 5 keeps standard-sized sheet shape
State, the reading of each flow measuring point is realized using vertical axial sucking type outlet of centrifugal pump side regulating valve to be tested；When tested pump testing
When carrying out net positive suction head experiment, the deaeration pipe 8 opened in test device vacuumizes, and keeps certain vacuum state, now surveys
Trial assembly is put (pours in down a chimney) formula vacuum cylinder equivalent to partly latent, can compensate vertical axial sucking type centrifugal pump to be tested because of setting height(from bottom) not
It is unable to reach the negative pressure numerical value of corresponding vacuum enough.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (8)
1. a kind of vertical axially suction centrifugal pump semi-submersible type waterpower test device, it is characterised in that including experiment cylinder, lifting
Platform, suction line, actuating motor, adjusting screw and deaeration pipe, the suction line are located at the side of experiment cylinder, the water suction
Pipeline is connected with test cylinder body phase, and the experiment cylinder is provided with sealing and filled, and is additionally provided with regulating valve on the suction line, institute
State and pinboard is provided with lifting platform, be easy to the pump housing to be tested to be installed on by pinboard on lifting platform, the lifting platform is with turning
Adjusting screw is provided between fishplate bar, the position adjustment in vertical direction of lifting platform is realized by adjusting screw, it is described to hold
Row motor is located at the same side of experiment cylinder, and the actuating motor is located on suction line, and the actuating motor connects with regulating valve
Connect, deaeration pipe is additionally provided with the opposite side of the experiment cylinder.
2. the vertical axially suction centrifugal pump semi-submersible type waterpower test device of one kind according to claim 1, it is characterised in that
The experiment cylinder is circumferentially to closed tubular.
3. the vertical axially suction centrifugal pump semi-submersible type waterpower test device of one kind according to claim 1, it is characterised in that
The experiment cylinder directly provides water source for the pump housing to be tested.
4. the vertical axially suction centrifugal pump semi-submersible type waterpower test device of one kind according to claim 1, it is characterised in that
The suction line is hydrocone type suction line.
5. the vertical axially suction centrifugal pump semi-submersible type waterpower test device of one kind according to claim 1, it is characterised in that
Described suction line one end is connected with experiment cylinder, and the other end is stretched into open type pond.
6. the vertical axially suction centrifugal pump semi-submersible type waterpower test device of one kind according to claim 1, it is characterised in that
The usage quantity of the pinboard is at least 2 pieces.
7. the vertical axially suction centrifugal pump semi-submersible type waterpower test device of one kind according to claim 1, it is characterised in that
The pinboard is symmetrical arranged in pump housing both sides to be tested.
8. the vertical axially suction centrifugal pump semi-submersible type waterpower test device of one kind according to claim 1, it is characterised in that
The sealing is filled with the top of experiment cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710949015.6A CN107747548B (en) | 2017-10-12 | 2017-10-12 | Semi-submersible type hydraulic testing device of vertical axial suction centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710949015.6A CN107747548B (en) | 2017-10-12 | 2017-10-12 | Semi-submersible type hydraulic testing device of vertical axial suction centrifugal pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107747548A true CN107747548A (en) | 2018-03-02 |
| CN107747548B CN107747548B (en) | 2024-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710949015.6A Active CN107747548B (en) | 2017-10-12 | 2017-10-12 | Semi-submersible type hydraulic testing device of vertical axial suction centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107747548B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255753A (en) * | 2020-02-03 | 2020-06-09 | 海南广源隆节能环保股份有限公司 | Siphon pump |
| CN112412831A (en) * | 2020-12-08 | 2021-02-26 | 浙江省机电设计研究院有限公司 | Automatic test board for comprehensive vertical pump and test method thereof |
| CN112555167A (en) * | 2020-12-08 | 2021-03-26 | 浙江省机电设计研究院有限公司 | Automatic test board for conventional vertical pump and test method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990058115A (en) * | 1997-12-30 | 1999-07-15 | 윤종용 | Up-Down Device for Vertical Pump Test |
| WO2012110289A2 (en) * | 2011-02-16 | 2012-08-23 | Aker Subsea As | Test and inspection arrangement for subsea well equipment |
| CN203896078U (en) * | 2013-12-31 | 2014-10-22 | 上海连成（集团）有限公司 | Vertical type long shaft pump test motor base |
| KR20160094206A (en) * | 2015-01-30 | 2016-08-09 | (주)코리아웰헤드 | Hydro test device of the valve body for conveying the fluid |
| CN207393501U (en) * | 2017-10-12 | 2018-05-22 | 上海水泵制造有限公司 | A kind of vertical axial sucking centrifugal pump semi-submersible type waterpower test device |
-
2017
- 2017-10-12 CN CN201710949015.6A patent/CN107747548B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990058115A (en) * | 1997-12-30 | 1999-07-15 | 윤종용 | Up-Down Device for Vertical Pump Test |
| WO2012110289A2 (en) * | 2011-02-16 | 2012-08-23 | Aker Subsea As | Test and inspection arrangement for subsea well equipment |
| CN203896078U (en) * | 2013-12-31 | 2014-10-22 | 上海连成（集团）有限公司 | Vertical type long shaft pump test motor base |
| KR20160094206A (en) * | 2015-01-30 | 2016-08-09 | (주)코리아웰헤드 | Hydro test device of the valve body for conveying the fluid |
| CN207393501U (en) * | 2017-10-12 | 2018-05-22 | 上海水泵制造有限公司 | A kind of vertical axial sucking centrifugal pump semi-submersible type waterpower test device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255753A (en) * | 2020-02-03 | 2020-06-09 | 海南广源隆节能环保股份有限公司 | Siphon pump |
| CN111255753B (en) * | 2020-02-03 | 2022-03-22 | 海南广源隆节能环保股份有限公司 | Siphon pump |
| CN112412831A (en) * | 2020-12-08 | 2021-02-26 | 浙江省机电设计研究院有限公司 | Automatic test board for comprehensive vertical pump and test method thereof |
| CN112555167A (en) * | 2020-12-08 | 2021-03-26 | 浙江省机电设计研究院有限公司 | Automatic test board for conventional vertical pump and test method thereof |
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| Publication number | Publication date |
|---|---|
| CN107747548B (en) | 2024-04-12 |
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