CN105697424B - A kind of anti-vortex device of pumping plant - Google Patents
A kind of anti-vortex device of pumping plant Download PDFInfo
- Publication number
- CN105697424B CN105697424B CN201610034674.2A CN201610034674A CN105697424B CN 105697424 B CN105697424 B CN 105697424B CN 201610034674 A CN201610034674 A CN 201610034674A CN 105697424 B CN105697424 B CN 105697424B
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- Prior art keywords
- straight
- tri
- prismoid
- triangular prism
- prism body
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/21—Three-dimensional pyramidal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/23—Three-dimensional prismatic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides a kind of anti-vortex devices of pumping plant, including straight triangular prism body A, straight triangular prism body B, at least one tri-prismoid C, straight trigone cone A and at least one trigone cone B；The both ends of straight triangular prism body A are horizontally installed with straight trigone cone A；The both ends of straight triangular prism body A are vertically-mounted straight triangular prism body B；The part of horizontal that the straight triangular prism body A is located between two straight trigone cone A is equipped with multiple trigone cone B；The straightened portion that the straight triangular prism body A is located between two straight triangular prism body B is equipped with tri-prismoid C, the trigone cone B and tri-prismoid C one-to-one correspondence；Anti- vortex device of the present invention can inhibit the generation of vortex very well, extend the service life and operational efficiency of pumping plant.
Description
Technical field
The invention belongs to anti-vortex device fields, more particularly, to a kind of anti-vortex device of pumping plant.
Background technique
Traditional pump station does not add any anti-vortex device at pump intake, during pumping station operation, at pump intake
Water flow is very rapid, and water a part meeting horizontal impact exterior wall that inlet is flowed through, a part is transported to vertically upward along pump
The place needed.Wherein the water of horizontal impact exterior wall can generate an opposite force, and the power to come with impact mixes, in pump inlet
Place generates vortex.The generation of the vortex is easy the vibration for causing pumping plant and noise, long-play are easy to happen cavitation erosion, threaten
The operational reliability of pumping plant, while reducing the service life and operational efficiency of pumping plant.
The domestic document report about the anti-vortex device of pumping plant is less at present, and patent 201310279861.3 proposes one kind
Increase energy dissipator in prefabricated pumping plant and deflector prevents so that the fluid flow state into immersible pump liquid sucting port is uniform
It vortex and brings air into, improves the operation stability of pump；Patent 201210013684.X propose for steel-smelting technology and efficiently
The device for preventing vortex from generating of continuous casting technology, but being directed to traditional pump station still can not a system caused by very good solution vortex
Column problem.
Summary of the invention
The deficiency for lacking anti-vortex device for traditional pump station in the prior art, the present invention provides a kind of anti-rotations of pumping plant
Whirlpool device can inhibit the generation of vortex very well, extend the service life and operational efficiency of pumping plant.
The present invention achieves the above technical objects by the following technical means.
A kind of anti-vortex device of pumping plant, including straight triangular prism body A, tri-prismoid B, at least one tri-prismoid C, straight three
Pyramid A and at least one trigone cone B；
The both ends of the straight triangular prism body A are horizontally installed with straight trigone cone A；The bottom surface of the straight trigone cone A with
The vertical rectangle sides of straight triangular prism body A are overlapped, the vertical right-angled side faces of straight trigone cone A and the triangle of straight triangular prism body A
Bottom surface is overlapped, and the level right angle side of straight trigone cone A is overlapped with the horizontal rectangular side of straight triangular prism body A；
The both ends of the straight triangular prism body A are vertically-mounted tri-prismoid B；The bottom surface of the tri-prismoid B and straight three
The horizontal rectangular side of prism A is overlapped, and the vertical rectangle sides of two of tri-prismoid B are vertical with straight triangular prism body A respectively
Rectangle sides and bottom surface are overlapped；
The part of horizontal that the straight triangular prism body A is located between two straight trigone cone A is equipped with multiple trigone cone B,
The bottom surface of the trigone cone B is overlapped with the vertical rectangle sides of straight triangular prism body A, the horizontal side of trigone cone B and straight three
The horizontal rectangular side of prism A is overlapped；
The straightened portion that the straight triangular prism body A is located between two tri-prismoid B is equipped with tri-prismoid C, and described three
Pyramid B and tri-prismoid C is corresponded；The bottom surface of the tri-prismoid C and the horizontal rectangular side weight of straight triangular prism body A
It closes, the vertical side of one of tri-prismoid C is overlapped with the vertical rectangle sides of straight triangular prism body A.
Preferably, the straight triangular prism body A, tri-prismoid B, tri-prismoid C, straight trigone cone A and trigone cone B by
Three pieces of stainless steel plates are welded, boring.
Preferably, the upper bottom surface of the tri-prismoid B and the angle of horizontal plane are 45 °.
Preferably, the bottom surface of the straight triangular prism body A and tri-prismoid B is equilateral right angled triangle, and right-angle side is a length of
The 1/2 of pump inlet width；The height of straight triangular prism body A is equal to width of flow path；The height of tri-prismoid B is equal to pump inlet width
2 times.
Preferably, the long pyramid length in right angle of the straight trigone cone A is 2 times of pump inlet width, and short pyramid length is
The 1/3 of width of flow path.
Preferably, the tri-prismoid C and trigone cone B is one.
Preferably, the trigone cone B is straight trigone cone, and the long pyramid length in right angle is 1.5 times of pump inlet width, short
Pyramid length is the 1/3 of width of flow path.
Preferably, the bottom surface of the tri-prismoid C is equilateral triangle, and side length is the 1/3 of width of flow path.
Beneficial effects of the present invention:
The present invention constitutes a kind of anti-vortex device of pumping plant by the intercombination of multiple tri-prismoids and trigone cone；
The anti-vortex device can make being transitioned at pump intake into the water flow stationary of pumping plant, reduce the horizontal impact of entrance incoming flow
Power effectively inhibits the generation of vortex；And then weaken vibration, noise as caused by vortex, improve the security reliability of pumping plant
And operational efficiency, increase its service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the anti-vortex device of pumping plant of the present invention.
Fig. 2 is the schematic diagram using the anti-vortex device of the present invention.
The reference numerals are as follows:
1- straight triangular prism body A, 2- tri-prismoid B, 3- tri-prismoid C, 4- straight trigone cone A, 5- trigone cone B, 6- pump.
Specific embodiment
Present invention will be further explained with reference to the attached drawings and specific examples, but protection scope of the present invention is simultaneously
It is without being limited thereto.
As shown in Figure 1, a kind of anti-vortex device of pumping plant, including straight triangular prism body A1, tri-prismoid B2, a triangular prism
Body C3, straight trigone cone A4 and a trigone cone B5；They are welded by three pieces of stainless steel plates, boring, with section
Material saving；
The both ends of straight triangular prism body A1 are horizontally installed with straight trigone cone A4, and three constitutes horizontal concave structure；Institute
Bottom surface where stating the short rib of straight trigone cone A4 is overlapped with the vertical rectangle sides of straight triangular prism body A1, and straight trigone cone A4's is perpendicular
Straight right-angled side faces are overlapped with the base triangle of straight triangular prism body A1, the level right angle side of straight trigone cone A4 and straight triangular prism
The horizontal rectangular side of body A1 is overlapped；The both ends of the straight triangular prism body A1 are vertically-mounted tri-prismoid B2, tri-prismoid
The side of B2 is vertical with bottom surface, and the upper bottom surface of the tri-prismoid B (2) and the angle of horizontal plane are 45 °.
The bottom surface of the tri-prismoid B2 is overlapped with the horizontal rectangular side of straight triangular prism body A1, and two of tri-prismoid B2
Vertical rectangle sides are overlapped with the vertical rectangle sides of straight triangular prism body A1 and bottom surface respectively；In the present embodiment, straight triangular prism body
The bottom surface of A1 and tri-prismoid B2 are equilateral right angled triangle, and the 1/2 of a length of pump inlet width of right-angle side；Straight triangular prism body A1
Height be equal to pumping plant width of flow path；The height of tri-prismoid B2 is equal to 2 times of pump inlet width.
The part of horizontal that straight triangular prism body A1 is located between two straight trigone cone A4 is equipped with a trigone cone B5, institute
The bottom surface for stating trigone cone B5 is overlapped with the vertical rectangle sides of straight triangular prism body A1, the horizontal side of trigone cone B5 and straight three
The horizontal rectangular side of prism A1 is overlapped；In the present embodiment, trigone cone B5 is straight trigone cone, and the long pyramid length in right angle is
1.5 times of pump inlet width, short pyramid length are the 1/3 of width of flow path.
The straightened portion that straight triangular prism body A1 is located between two tri-prismoid B2 is equipped with tri-prismoid C3, the trigone
Cone B5 and tri-prismoid C3 is corresponded；The bottom surface of the tri-prismoid C3 and the horizontal rectangular side weight of straight triangular prism body A1
It closes, the vertical side of one of tri-prismoid C3 is overlapped with the vertical rectangle sides of straight triangular prism body A1；The tri-prismoid C3's
Bottom surface is equilateral triangle, and side length is the 1/3 of width of flow path.
The course of work:
It is applied in pumping plant as shown in Fig. 2, pumping plant of the invention is installed with anti-vortex device.In pumping station operation process
In, the water flow for pumping 6 inlet is very rapid, and the water that inlet is flowed through is through straight trigone cone A4, trigone cone B5, straight triangular prism body
The successively transition buffer of A1, tri-prismoid B2, tri-prismoid C3, the straight triangular prism body A1 of addition make the power for impacting wall
A part impact straight triangular prism body is resolved into, a part enters at pump intake obliquely along straight triangular prism body.Make to enter in this way
The water flow stationary of pumping plant is transitioned at pump intake, is reduced the horizontal impact power of entrance incoming flow, is inhibited the generation of vortex；Weaken pump
The vibration stood, noise, improve the security reliability and operational efficiency of pumping plant, increase its service life.
The embodiment is a preferred embodiment of the present invention, but present invention is not limited to the embodiments described above, not
In the case where substantive content of the invention, any conspicuous improvement that those skilled in the art can make, replacement
Or modification all belongs to the scope of protection of the present invention.
Claims (8)
1. a kind of anti-vortex device of pumping plant, which is characterized in that including straight triangular prism body A (1), tri-prismoid B (2), at least one
A tri-prismoid C (3), straight trigone cone A (4) and at least one trigone cone B (5)；
The both ends of the straight triangular prism body A (1) are horizontally installed with straight trigone cone A (4)；The bottom of the straight trigone cone A (4)
Face is overlapped with the vertical rectangle sides of straight triangular prism body A (1), the vertical right-angled side faces and straight triangular prism body of straight trigone cone A (4)
The base triangle of A (1) is overlapped, the level right angle side of straight trigone cone A (4) and the horizontal rectangular side of straight triangular prism body A (1)
Face is overlapped；
The both ends of the straight triangular prism body A (1) are vertically-mounted tri-prismoid B (2)；The side of tri-prismoid B (2) is under
The bottom surface of plane perpendicular, the tri-prismoid B (2) is overlapped with the horizontal rectangular side of straight triangular prism body A (1), tri-prismoid B
(2) the vertical rectangle sides of two are overlapped with the vertical rectangle sides of straight triangular prism body A (1) and bottom surface respectively；
The part of horizontal that the straight triangular prism body A (1) is located between two straight trigone cone A (4) is equipped with multiple trigone cone B
(5), the bottom surface of the trigone cone B (5) is overlapped with the vertical rectangle sides of straight triangular prism body A (1), the water of trigone cone B (5)
Plane side is overlapped with the horizontal rectangular side of straight triangular prism body A (1)；
The straightened portion that the straight triangular prism body A (1) is located between two tri-prismoid B (2) is equipped with tri-prismoid C (3), institute
Trigone cone B (5) and tri-prismoid C (3) is stated to correspond；The bottom surface of the tri-prismoid C (3) is with straight triangular prism body A's (1)
Horizontal rectangular side is overlapped, the vertical rectangle sides weight of one of tri-prismoid C (3) vertical side and straight triangular prism body A (1)
It closes.
2. a kind of anti-vortex device of pumping plant according to claim 1, which is characterized in that the straight triangular prism body A (1),
Tri-prismoid B (2), tri-prismoid C (3), straight trigone cone A (4) and trigone cone B (5) welded by three pieces of stainless steel plates and
At boring.
3. a kind of anti-vortex device of pumping plant according to claim 1, which is characterized in that the tri-prismoid B (2) it is upper
The angle of bottom surface and horizontal plane is 45 °.
4. a kind of anti-vortex device of pumping plant according to claim 3, which is characterized in that the straight triangular prism body A (1) and
The bottom surface of tri-prismoid B (2) is equilateral right angled triangle, and the 1/2 of a length of pump inlet width of right-angle side；Straight triangular prism body A (1)
Height be equal to width of flow path；The height of tri-prismoid B (2) is equal to 2 times of pump inlet width.
5. a kind of anti-vortex device of pumping plant according to claim 4, which is characterized in that the straight trigone cone A (4)
The long pyramid length in right angle is 2 times of pump inlet width, and short pyramid length is the 1/3 of width of flow path.
6. a kind of anti-vortex device of pumping plant according to claim 1, which is characterized in that the tri-prismoid C (3) and three
Pyramid B (5) is one.
7. a kind of anti-vortex device of pumping plant according to claim 6, which is characterized in that the trigone cone B (5) is straight
Trigone cone, the long pyramid length in right angle are 1.5 times of pump inlet width, and short pyramid length is the 1/3 of width of flow path.
8. a kind of anti-vortex device of pumping plant according to claim 6, which is characterized in that the bottom of the tri-prismoid C (3)
Face is equilateral triangle, and side length is the 1/3 of width of flow path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034674.2A CN105697424B (en) | 2016-01-19 | 2016-01-19 | A kind of anti-vortex device of pumping plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034674.2A CN105697424B (en) | 2016-01-19 | 2016-01-19 | A kind of anti-vortex device of pumping plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105697424A CN105697424A (en) | 2016-06-22 |
| CN105697424B true CN105697424B (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610034674.2A Expired - Fee Related CN105697424B (en) | 2016-01-19 | 2016-01-19 | A kind of anti-vortex device of pumping plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105697424B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109487896A (en) * | 2018-11-28 | 2019-03-19 | 扬州大学 | Utilize the Forebay of Pumping Station in trigone diversion column control whirlpool |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1131453A (en) * | 1993-11-30 | 1996-09-18 | Ksb股份公司 | Device for preventing turbulence at pump inlets |
| JP3156200B2 (en) * | 1989-09-15 | 2001-04-16 | 国立予防衛生研究所長 | New HCV isolate |
| CN204570818U (en) * | 2015-03-10 | 2015-08-19 | 扬州大学 | A kind of closed intake pool Prevention and dissipation cone |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5928075A (en) * | 1982-08-05 | 1984-02-14 | Toshiba Corp | Apparatus for preventing intrusion of air into pump |
| JPH07103879B2 (en) * | 1989-11-14 | 1995-11-08 | 株式会社日立製作所 | Vertical pump vortex shelter |
-
2016
- 2016-01-19 CN CN201610034674.2A patent/CN105697424B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3156200B2 (en) * | 1989-09-15 | 2001-04-16 | 国立予防衛生研究所長 | New HCV isolate |
| CN1131453A (en) * | 1993-11-30 | 1996-09-18 | Ksb股份公司 | Device for preventing turbulence at pump inlets |
| CN204570818U (en) * | 2015-03-10 | 2015-08-19 | 扬州大学 | A kind of closed intake pool Prevention and dissipation cone |
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| Publication number | Publication date |
|---|---|
| CN105697424A (en) | 2016-06-22 |
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Granted publication date: 20190108 Termination date: 20200119 |