CN204983021U - Compound intake pool that presses down whirlpool device in area bottom - Google Patents
Compound intake pool that presses down whirlpool device in area bottom Download PDFInfo
- Publication number
- CN204983021U CN204983021U CN201520705765.5U CN201520705765U CN204983021U CN 204983021 U CN204983021 U CN 204983021U CN 201520705765 U CN201520705765 U CN 201520705765U CN 204983021 U CN204983021 U CN 204983021U
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- Prior art keywords
- intake pool
- whirlpool
- pyramid
- presses down
- water pump
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Abstract
The utility model provides a compound intake pool that presses down whirlpool device in area bottom, includes intake pool bottom plate (1), intake pool back wall (2), intake pool side wall (3), water water pump suction pipe (4), the intake pool is constituteed to intake pool bottom plate (1), intake pool back wall (2), intake pool side wall (3), sets up in the intake pool water water pump suction pipe (4), intake pool bottom plate (1) is equipped with and vertical presses down whirlpool pyramid (5), transversely presses down the whirlpool arris body (6), vertically presses down whirlpool pyramid (5), transversely presses down the whirlpool arris body (6) setting gradually along water flow direction, vertical press down whirlpool pyramid (5) are located the below of water water pump suction pipe (4), the horizontal whirlpool arris body (6) that presses down is hugged closely intake pool back wall (2), intake pool bottom plate (1). The utility model discloses under can the eliminate water water pump suction pipe attach end whirlpool and suppress behind priming reservoir corner attach the wall whirlpool, reduce the absorb water drift angle of intraductal rivers of water pump, improve water pump inlet condition.
Description
Technical field
The utility model relates to a kind of intake pool with bottom compound eddy suppressor, belongs to pumping plant field of engineering technology.
Background technology
Water pump is widely used in agricultural irrigation and draining, for agricultural year, stable yields and able to resisting flood and drought provide safeguard, also extensive in industrial enterprise, city-building water environment engineering and Inter-Basin Water Transfer Project, ensures the sustainable development of national economy.Intake pool is the structure that supply-water pump suction water pipe directly absorbs water, and is widely used in small and medium-sized pumping station, the advantage such as have that structure is simple, easy construction, maintenance are easy.Current flow from intake pool entrance to suction water pipe horn mouth, water body enters in suction water pipe from surrounding, easily forms whirlpool, the attached end in the below of suction water pipe, and current are when streaming suction water pipe and entering suction water pipe from rear, easily form vortex at intake pool rear wall and bottom, pond, time serious, form attached wall whirlpool.Whirlpool, the attached end and attached wall whirlpool are all into the bad fluidised form in water also pond, water pump can be caused to vibrate, have a strong impact on the safety and stability of water pump.But, design and often occur the bad fluidised forms such as water surface whirlpool, whirlpool, the attached end and attached wall whirlpool in intake pool improperly, cause that water feeding of water pump condition is poor, uneven, the drift angle of intaking increases, cause water pump intense vibration, jeopardize water pump and normally run and safe operation.For improving water feeding of water pump condition, people adopt various measures, and manage the producing and developing suppressing water surface whirlpool, whirlpool, the attached end and attached wall whirlpool, ensure the safe and stable operation of water pump.
Utility model content
The purpose of this utility model provides a kind of intake pool with bottom compound eddy suppressor, this intake pool can eliminate whirlpool, the attached end immediately below water pump suction pipe and suppress priming reservoir after the attached wall whirlpool in corner, reduce the drift angle of pump sump in-pipe flow, improve water feeding of water pump condition, for water pump safety, stable and Effec-tive Function provide safeguard, have make simple and easy, easy for installation, press down the advantages such as whirlpool is effective.
The purpose of this utility model is achieved through the following technical solutions, a kind of intake pool with bottom compound eddy suppressor, comprises wall, intake pool side wall, water pump suction pipe after intake pool base plate, intake pool; Wall, intake pool side wall composition intake pool after intake pool base plate, intake pool, described water pump suction pipe is set in intake pool, it is characterized in that, described intake pool base plate is provided with and longitudinally presses down whirlpool pyramid, laterally presses down whirlpool rib body, longitudinally presses down whirlpool pyramid, laterally presses down whirlpool rib body and set gradually along water (flow) direction; Described longitudinal direction presses down the below that whirlpool pyramid is positioned at described water pump suction pipe; Described transverse direction presses down whirlpool rib body and is close to wall, intake pool base plate after described intake pool.
Preferably, it is triangular prism shaped that described transverse direction presses down whirlpool rib body, two bottom surfaces laterally pressing down whirlpool rib body are isosceles right triangle, laterally press down orthogonal two sides of whirlpool rib body and be close to wall after described intake pool base plate, intake pool respectively, laterally press down rib side, whirlpool rib length identical with intake pool width, the length L2, the H2 that laterally press down two waists of the isosceles right triangle bottom surface of whirlpool rib body are 0.68 ~ 0.75 times of suction water pipe diameter d.
Preferably, it is triangular pyramid that described longitudinal direction presses down whirlpool pyramid, but longitudinal pyramid bottom surface, whirlpool and described intake pool base plate are close to, longitudinally pressing down pyramid bottom surface, whirlpool is isosceles acute triangle, the corresponding incline be positioned on described intake pool base plate that base and the described transverse direction of isosceles acute triangle press down whirlpool rib body overlaps, triangular pyramid longitudinally presses down in whirlpool pyramid 3 sides, wherein two sides are obtuse triangle, a side is acute triangle, two obtuse triangle sides are upstream face, two obtuse triangle Side symmetrical are arranged, the acute triangle side longitudinally pressing down whirlpool pyramid fits with the corresponding square sides that described transverse direction presses down whirlpool rib body, the vertical distance L1 longitudinally pressed down behind pyramid isosceles triangle bottom surface, whirlpool drift angle corresponding summit to described intake pool between wall is 2.70 ~ 3.00 times of suction water pipe diameter d, distance B1 between two intersection points longitudinally pressing down wall after the extended line of two waists of pyramid bottom surface, whirlpool isosceles acute triangle and described intake pool is 0.80 ~ 0.90 times of suction water pipe diameter d, longitudinally pressing down the intersection height H1 of wall after the extended line of two obtuse triangle side intersections of whirlpool pyramid and described intake pool is 0.40 ~ 0.45 times of suction water pipe diameter d.
Preferably, described water pump suction pipe is hardware, water pump suction pipe symmetry is arranged in intake pool, water pump suction pipe inducer is tubaeform, progressively reduce along water (flow) direction water pump suction pipe tapered inlet section diameter, the straight length at tapered inlet section and water pump suction pipe rear portion is tangent, and the maximum dimension D of tapered inlet section is 1.35 ~ 1.50 times of suction water pipe diameter d.
Preferably, described longitudinal direction presses down whirlpool pyramid, laterally presses down whirlpool rib body is overall structure.
Preferably, described transverse direction presses down whirlpool rib body and adopts the material identical with intake pool, and cast in situs forms, or also can adopt prefabrication system, and the later stage to be fixedly mounted on after intake pool base plate and intake pool on corner.
Preferably, described longitudinal direction presses down whirlpool pyramid and adopts the material identical with intake pool, and cast in situs forms, or adopts prefabrication system, and the later stage is fixedly mounted on intake pool base plate.
Compared with prior art, the utility model has following beneficial effect: longitudinally press down whirlpool pyramid by putting at intake pool base fabric and install and laterally press down whirlpool rib body, the attached wall whirlpool in corner after effectively eliminating whirlpool, the attached end immediately below water pump suction pipe and suppressing priming reservoir, reduce the drift angle of pump sump in-pipe flow, improve water feeding of water pump condition, for water pump safety, stable and Effec-tive Function provide safeguard, have make simple and easy, easy for installation, press down the advantages such as whirlpool is effective.
Accompanying drawing explanation
Fig. 1 is that the A-A of the intake pool of compound eddy suppressor bottom the utility model band is to sectional view.
Fig. 2 is the plan view of the intake pool of compound eddy suppressor bottom the utility model band.
Fig. 3 is the 3 dimensional drawing of the bottom eddy suppressor of the intake pool of compound eddy suppressor bottom the utility model band;
In figure: 1, intake pool base plate; 2, wall after intake pool; 3 intake pool side walls; 4, water pump suction pipe; 5, longitudinally whirlpool pyramid is pressed down; 6, laterally whirlpool rib body is pressed down.
Detailed description of the invention
As shown in Figure 1, 2, 3, a kind of intake pool with bottom compound eddy suppressor, by intake pool base plate 1; Wall 2 after intake pool; Intake pool side wall 3; Water pump suction pipe 4; Longitudinally press down whirlpool pyramid 5; Laterally press down composition such as parts such as whirlpool rib body 6 grade.
Water pump suction pipe 4 is arranged in the intake pool be made up of wall 2 after intake pool base plate 1, intake pool and intake pool side wall 3, longitudinally presses down whirlpool pyramid 5 and laterally press down whirlpool rib body 6 to be arranged on intake pool base plate 1.During water pump operation, water level in intake pool remains on more than minimum operation water level, and water pump absorbs water from intake pool, and part current enter suction water pipe horn mouth from suction water pipe front, enter water suction mouth of pipe horn mouth after part current stream suction water pipe from both sides and rear portion, finally enter unit fixed on water pump suction.
Longitudinally press down whirlpool pyramid 5 in triangular prism taper, be arranged on described intake pool base plate along intake pool Central Symmetry, along flow direction head end point, end is wide, bottom is wide, top is sharp, be positioned at immediately below suction water pipe, height progressively increases along water (flow) direction, and second half section and described transverse direction press down whirlpool rib body and intersect, and are integrated altogether.Longitudinally pressing down whirlpool pyramid maximum length L1 is 2.70 ~ 3.00 times of suction water pipe diameter d, and Breadth Maximum B1 is 0.80 ~ 0.90 times of suction water pipe diameter d, and maximum height H1 is 0.40 ~ 0.45 times of suction water pipe diameter d.Described longitudinal direction presses down whirlpool pyramid can adopt the material identical with intake pool, cast in situs, and also can adopt prefabrication system, the later stage is fixedly mounted on intake pool base plate.
Laterally press down whirlpool rib body 6 in isosceles right triangle, be arranged on described intake pool base plate rear end, length is identical with intake pool width, and one of them right-angle side is close to after intake pool on wall, and another right-angle side is close on intake pool base plate.Described transverse direction presses down the width L2 of whirlpool rib body isosceles right-angle side and height H 2 is 0.68 ~ 0.75 times of suction water pipe diameter d, and to press down whirlpool pyramid crossing with described longitudinal direction, is integrated altogether.Described transverse direction presses down whirlpool rib body can adopt the material identical with intake pool, cast in situs, also can adopt prefabrication system, and the later stage to be fixedly mounted on after intake pool base plate and intake pool on corner.
Water pump suction pipe 4 is hardware, and symmetry is arranged in intake pool, and inducer is tubaeform, and diameter progressively reduces, tangent with the straight length at suction water pipe rear portion, and the maximum dimension D of bellmouth entrance is about 1.35 ~ 1.50 times of suction water pipe straight section diameter d.
Current flow from intake pool to suction water pipe, enter bell-mouthed process from surrounding, be arranged on longitudinal direction above suction water pipe to press down whirlpool pyramid 5 and effectively can eliminate whirlpool, the attached end below suction water pipe, after being arranged on intake pool base plate 1 and intake pool, the transverse direction of wall 2 intersection presses down whirlpool rib body 6 and effectively can suppress to stream issuable attached wall whirlpool, current wall place after intake pool on rear side of water pump suction pipe 4, improve water feeding of water pump condition, reduce drift angle, realize safe operation and the stable operation of water pump.
Claims (7)
1. the intake pool with bottom compound eddy suppressor, comprises wall (2), intake pool side wall (3), water pump suction pipe (4) after intake pool base plate (1), intake pool; Wall (2), intake pool side wall (3) composition intake pool after intake pool base plate (1), intake pool, described water pump suction pipe (4) is set in intake pool, it is characterized in that, described intake pool base plate (1) is provided with longitudinally presses down whirlpool pyramid (5), laterally presses down whirlpool rib body (6), longitudinally presses down whirlpool pyramid (5), laterally presses down whirlpool rib body (6) and set gradually along water (flow) direction; Described longitudinal direction presses down the below that whirlpool pyramid (5) is positioned at described water pump suction pipe (4); Described transverse direction presses down whirlpool rib body (6) and is close to wall (2), intake pool base plate (1) after described intake pool.
2. the intake pool of band bottom according to claim 1 compound eddy suppressor, it is characterized in that, described transverse direction presses down whirlpool rib body (6) in triangular prism shaped, two bottom surfaces laterally pressing down whirlpool rib body (6) are isosceles right triangle, laterally press down orthogonal two sides, whirlpool rib body (6) and be close to wall (2) after described intake pool base plate (1), intake pool respectively, laterally press down whirlpool rib body (6) incline length identical with intake pool width, the length L2, the H2 that laterally press down two waists of the isosceles right triangle bottom surface in whirlpool rib body (6) are 0.68 ~ 0.75 times of suction water pipe diameter d.
3. the intake pool of band bottom according to claim 2 compound eddy suppressor, it is characterized in that, described longitudinal direction presses down whirlpool pyramid (5) in triangular pyramid, but longitudinal whirlpool pyramid (5) bottom surface and described intake pool base plate (1) are close to, longitudinally pressing down whirlpool pyramid (5) bottom surface is isosceles acute triangle, the corresponding incline be positioned on described intake pool base plate (1) that base and the described transverse direction of isosceles acute triangle press down whirlpool rib body (6) overlaps, triangular pyramid longitudinally presses down in whirlpool pyramid 3 sides, wherein two sides are obtuse triangle, a side is acute triangle, two obtuse triangle sides are upstream face, two obtuse triangle Side symmetrical are arranged, the acute triangle side longitudinally pressing down whirlpool pyramid fits with the corresponding square sides that described transverse direction presses down whirlpool rib body, the vertical distance L1 longitudinally pressed down behind pyramid isosceles triangle bottom surface, whirlpool drift angle corresponding summit to described intake pool between wall (2) is 2.70 ~ 3.00 times of suction water pipe diameter d, distance B1 between two intersection points longitudinally pressing down wall (2) after the extended line of two waists of pyramid bottom surface, whirlpool isosceles acute triangle and described intake pool is 0.80 ~ 0.90 times of suction water pipe diameter d, longitudinally pressing down the intersection height H1 of wall (2) after the extended line of two obtuse triangle side intersections of whirlpool pyramid and described intake pool is 0.40 ~ 0.45 times of suction water pipe diameter d.
4. the intake pool of band bottom according to claim 3 compound eddy suppressor, it is characterized in that, described water pump suction pipe (4) is hardware, water pump suction pipe (4) symmetry is arranged in intake pool, water pump suction pipe (4) inducer is tubaeform, progressively reduce along water (flow) direction water pump suction pipe (4) tapered inlet section diameter, the straight length at tapered inlet section and water pump suction pipe rear portion is tangent, and the maximum dimension D of tapered inlet section is 1.35 ~ 1.50 times of suction water pipe diameter d.
5. the intake pool of band bottom according to claim 1 compound eddy suppressor, it is characterized in that, described longitudinal direction presses down whirlpool pyramid (5), laterally presses down whirlpool rib body (6) is overall structure.
6. the intake pool of band bottom according to claim 2 compound eddy suppressor, it is characterized in that, described transverse direction presses down whirlpool rib body (6) and adopts the material identical with intake pool, and cast in situs forms, or also can adopt prefabrication system, the later stage to be fixedly mounted on after intake pool base plate and intake pool on corner.
7. the intake pool of band bottom according to claim 3 compound eddy suppressor, it is characterized in that, described longitudinal direction presses down whirlpool pyramid (5) and adopts the material identical with intake pool, and cast in situs forms, or employing prefabrication system, the later stage is fixedly mounted on intake pool base plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520705765.5U CN204983021U (en) | 2015-09-14 | 2015-09-14 | Compound intake pool that presses down whirlpool device in area bottom |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520705765.5U CN204983021U (en) | 2015-09-14 | 2015-09-14 | Compound intake pool that presses down whirlpool device in area bottom |
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CN204983021U true CN204983021U (en) | 2016-01-20 |
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CN201520705765.5U Expired - Fee Related CN204983021U (en) | 2015-09-14 | 2015-09-14 | Compound intake pool that presses down whirlpool device in area bottom |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106013332A (en) * | 2016-05-17 | 2016-10-12 | 中国农业大学 | Vortex-eliminating structure for suction sump of pump station |
CN106013339A (en) * | 2016-07-05 | 2016-10-12 | 中国农业大学 | Water absorption tube underwater combined blade vortex-eliminating device |
-
2015
- 2015-09-14 CN CN201520705765.5U patent/CN204983021U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106013332A (en) * | 2016-05-17 | 2016-10-12 | 中国农业大学 | Vortex-eliminating structure for suction sump of pump station |
CN106013332B (en) * | 2016-05-17 | 2018-05-15 | 中国农业大学 | A kind of pumping plant intake pool eddy clearing structure |
CN106013339A (en) * | 2016-07-05 | 2016-10-12 | 中国农业大学 | Water absorption tube underwater combined blade vortex-eliminating device |
CN106013339B (en) * | 2016-07-05 | 2018-02-23 | 中国农业大学 | A kind of underwater combination type vane vortex reducing means of suction hose |
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Legal Events
Date | Code | Title | Description |
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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: 20160120 Termination date: 20180914 |