CN106436803B - The efficiently defeated shifting equipment of underwater covered canal silt - Google Patents
The efficiently defeated shifting equipment of underwater covered canal silt Download PDFInfo
- Publication number
- CN106436803B CN106436803B CN201610922251.4A CN201610922251A CN106436803B CN 106436803 B CN106436803 B CN 106436803B CN 201610922251 A CN201610922251 A CN 201610922251A CN 106436803 B CN106436803 B CN 106436803B
- Authority
- CN
- China
- Prior art keywords
- husky
- cavity
- silt
- water inlet
- husky cavity
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/02—Stream regulation, e.g. breaking up subaqueous rock, cleaning the beds of waterways, directing the water flow
- E02B3/023—Removing sediments
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
- E02F7/10—Pipelines for conveying excavated materials
Abstract
The present invention provides a kind of efficiently defeated shifting equipment of underwater covered canal silt, including desilting pipeline, enter the water inlet for drawing husky cavity by multiple drawing sand cavitys of connector strapped side by side, diversion, it draws and is connected with water inlet by transition at husky cavity upstream termination, it draws and is connected with desilting pipeline by downstream connection transition at husky cavity downstream end, water inlet is cylindrical shape, it is arranged straight up perpendicular to husky chamber axis is drawn, desilting pipeline is used to connect with the existing sand discharge hole of reservoir or flood scouring closing, husky cavity bottom is drawn not close, section is in the shape of a hoof.Not silt carrying flow concentrates the multiple drawing sand cavitys for entering bottom and not closing strapped side by side by water inlet with larger flow velocity, and direct souring is in the silt of bottom storehouse, by drawing the hyper-concentration flow of husky cavity to be arranged downstream by desilting pipeline flexible.The flexible sand discharge of the bottom storehouse in wide range may be implemented in the equipment, without being limited to the certain point before dam, to effectively realize the recovery for the damage storage capacity that becomes silted up.
Description
Technical field
The present invention relates to hydraulic and hydroelectric engineering technical field, the efficiently defeated shifting equipment of specifically underwater covered canal silt.
Background technology
With the raising of Modern Construction Technology and design level, the mankind large-scale develop and utilize river, build
A collection of large reservoir and Inter-Basin Water Transfer Project, these hydraulic engineerings are also brought therewith while playing enormous benefits for the mankind
Adverse effect.One of wherein, to be adversely affected based on sediment siltation problem caused by reservoir, sediment siltation greatly influences
The long-term performance of reservoir function destroys transporting, changing downstream river course coastal line shape for nutriment in natural flows
State destroys shipping condition and shortening reservoir service life etc..
It is on the one hand at present to make its recycling to the processing mode of upper pond shoal materials, on the other hand as far as possible
It takes engineering measure that silt is made to be delivered to downstream river course, makes it closer to nature.Silt, which is delivered to downstream pathway, machinery
Conveying, deficiency is of high cost, and limitation is larger, and engineering measure is generally then to build desilting tunnel, bottom hole for sand flushing etc., is lacked
Point is that sand discharge is limited in scope, and is only capable of taking away silt within the scope of sand surfing funnel, cannot achieve large-scale reservoir capacity and restores.Together
When, the lower discharge needed is also big, has lost productive head accordingly, indirectly reduces generated energy, influences economic benefit.
Traditional flush gallery is easy to silt the problem of blocking up by silt there are flow velocity in gallery is uneven.Therefore, it seeks a kind of efficient
The act that sand discharge is efficient, the storage capacity restorer of cost Low investment, using flexible is the certainty for complying with Practical Project operation present situation.
Invention content
For deficiencies of the prior art, the present invention provides a kind of efficiently defeated shifting dress of underwater covered canal silt
It is standby, relatively large region silt can be made to pass through this equipment, utilize reservoir nature under Low investment, the smaller letdown flow of reference
Drop is delivered to downstream river course, to realize the recovery of reservoir utilizable capacity, ensures power-house operational safety, extends equipment
Service life, reduction power station cross machine silt, restore downstream near-nature forest state as far as possible.
The technical solution adopted by the present invention is as follows：
A kind of efficiently defeated shiftings of underwater covered canal silt is equipped, including desilting pipeline, by the more of connector strapped side by side
It is a that husky cavity, diversion is drawn to enter the water inlet for drawing husky cavity, it draws and is connected with water inlet by transition at husky cavity upstream termination,
It draws and is connected with desilting pipeline by downstream connection transition at husky cavity downstream end, water inlet is cylindrical shape, perpendicular to drawing
Husky chamber axis is arranged straight up, and desilting pipeline is used to connect with the existing sand discharge hole of reservoir or flood scouring closing, draws husky chamber
Body bottom is not closed, and section is in the shape of a hoof.
Further, desilting pipeline is made of high-strength bellows.
Further, each to draw the ventilation pipe for being equipped with venthole at the top of husky cavity and being connected to venthole, ventilation pipe
For being connect with air pump, air is injected to increase buoyancy into the husky cavity of drawing by air pump.
The present invention by be arranged bottom open drawing sand cavity, not silt carrying flow with larger flow velocity by water inlet concentrate into
Enter multiple drawing sand cavitys that bottom does not close strapped side by side, direct souring is in the silt of bottom storehouse, by the height for drawing husky cavity
Silt carrying flow is arranged downstream by desilting pipeline flexible.The equipment can be sharp without changing project subject structure
It with reservoir natural-drop, quotes under smaller letdown flow, the flexible sand discharge of bottom storehouse in wide range is realized, without being limited to dam
Preceding certain point, to effectively realize the recovery for the damage storage capacity that becomes silted up.
Description of the drawings
Fig. 1 is the efficiently defeated overall structure diagram for moving equipment of the underwater covered canal silt of the present invention；
Fig. 2 be in Fig. 1 A-A to side view；
Fig. 3 is B-B direction side view in Fig. 1.
In figure：The husky cavity of 1-drawing, 2-water inlets, 3-downstreams connection transition, 4-connectors, 5-ventilation pipes,
6-desilting pipelines.
Specific implementation mode
Below in conjunction with the attached drawing in the present invention, the technical solution in the present invention is clearly and completely described.
It please refers to Fig.1 and Fig. 2, efficiently defeated the shiftings equipment of the underwater covered canal silt of the present invention includes desilting pipeline 6, by company
Multiple drawing sand cavitys 1 of 4 strapped side by side of fitting and diversion enter the water inlet 2 for drawing husky cavity 1, and desilting pipeline 6 and reservoir are existing
Sand discharge hole or flood scouring closing connection, can substantially save quantities, not have to change project subject structure.
Desilting pipeline 6 uses high-strength bellows, and connect transition 3 by downstream connect 1 with sand cavity is drawn, flexible
Desilting pipeline 6 can be such that drawing sand cavity 1 is moved on a large scale in reservoir bottom by water-bed mobile device or ship-dragging.Draw husky chamber
The ventilation pipe 5 that 1 top of body is equipped with venthole and is connected to venthole, ventilation pipe 5 connect with air pump, may make in this way
Movement is drawn injects air by air pump before husky cavity 1 into drawing sand cavity 1, increases buoyancy, it is made to be more prone to flexibly move
It is dynamic, to realize the flexible sand discharge of the bottom storehouse in wide range, without being limited to the certain point before dam, to effectively keep reservoir
Utilizable capacity.Water inlet 2 is cylindrical shape, is set up perpendicular to husky 1 axis vertical of cavity is drawn.
As shown in figure 3,1 bottom of husky cavity is drawn not close, section is in the shape of a hoof.
The invention has the advantages that：
1, the drawing sand cavity that the present invention is opened by the way that bottom is arranged, can make the direct souring of flow in the silt of bottom storehouse,
Rather than the indirect erosion of sand discharge hole or silt suction head type, draw husky efficiency so as to greatly improve.
2, the vibrations generated when equipment is run can act on the hardened silt of bottom storehouse by cavity bottom makes its " liquefaction ", together
When so that drawing sand cavity is sunk automatically with the exclusion of silt, realize by the linear sand discharge to section formula.
3, water inlet vertically upward can guarantee that not silt carrying flow concentrates to enter from top with larger flow velocity and draw husky cavity, punching
Husky and sediment carrying capacity is strong, can take away the strip region for being drawn husky cavity to cover rapidly, and be not susceptible to silting.
4, desilting pipeline uses high-strength bellows, is connect by transition with husky cavity is drawn, desilting pipeline flexible can
So as to which husky cavity is drawn to be moved on a large scale in reservoir bottom by water-bed mobile device or ship-dragging.
5, the setting of husky cavity top vent hole and ventilation pipe is drawn to pass through air pump before the mobile husky cavity of drawing
Air is injected into cavity, is increased buoyancy, so that it is more prone to flexible movement, to which the bottom storehouse realized in wide range is flexibly arranged
Sand, without being limited to the certain point before dam, to effectively restore the utilizable capacity of reservoir.
6, water-stopping sealing device and the existing sand discharge hole of reservoir are set in sand discharge pipe end or flood scouring closing connects, not
With change project subject structure in the case of using reservoir natural-drop realize become silted up damage storage capacity recovery.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Belong to those skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in all are answered
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (3)
1. a kind of efficiently defeated shifting equipment of underwater covered canal silt, it is characterised in that：Including desilting pipeline (6), by connector
(4) multiple drawing sand cavitys (1) of strapped side by side, diversion enter the water inlet (2) for drawing husky cavity (1), draw husky cavity (1) upstream end
Be connected with water inlet (2) by transition at end, draw at husky cavity (1) downstream end by downstream connect transition (3) with
Desilting pipeline (6) is connected, and water inlet (2) is cylindrical shape, is set up perpendicular to husky cavity (1) axis vertical of drawing, desilting pipeline
(6) it is used to connect with the existing sand discharge hole of reservoir or flood scouring closing, husky cavity (1) bottom is drawn not close, section is in horseshoe
Shape.
2. the efficiently defeated shifting equipment of underwater covered canal silt as described in claim 1, it is characterised in that：Desilting pipeline (6)
It is made of high-strength bellows.
3. the efficiently defeated shifting equipment of underwater covered canal silt as described in claim 1, it is characterised in that：It is each to draw husky cavity
(1) ventilation pipe (5) that top is equipped with venthole and is connected to venthole, ventilation pipe (5) pass through for being connect with air pump
Air pump injects air to increase buoyancy into the husky cavity (1) of drawing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610922251.4A CN106436803B (en) | 2016-10-21 | 2016-10-21 | The efficiently defeated shifting equipment of underwater covered canal silt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610922251.4A CN106436803B (en) | 2016-10-21 | 2016-10-21 | The efficiently defeated shifting equipment of underwater covered canal silt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106436803A CN106436803A (en) | 2017-02-22 |
| CN106436803B true CN106436803B (en) | 2018-07-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610922251.4A Active CN106436803B (en) | 2016-10-21 | 2016-10-21 | The efficiently defeated shifting equipment of underwater covered canal silt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106436803B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895243B (en) * | 2018-08-16 | 2024-04-02 | 恒力石化（大连）炼化有限公司 | Device and method for discharging sand at tail end of seawater system pipeline |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1087961A (en) * | 1992-12-05 | 1994-06-15 | 辛文特公司 | With the equipment of shot-like particle from reservoir and the removal of other water channel bottom |
| EP0821106A2 (en) * | 1996-07-23 | 1998-01-28 | Maarten van Tol B.V. | Collector system for collecting impurities on the surface of a pond |
| CN1281924A (en) * | 1999-07-22 | 2001-01-31 | 陈启星 | Method for preventing and controlling reservoir sediment accumulation by using siphon principle |
| CN1614161A (en) * | 2004-12-10 | 2005-05-11 | 方文景 | Self-desilting and dredging method and apparatus for reservoir |
| CN201933523U (en) * | 2011-01-14 | 2011-08-17 | 郭景棠 | Jet type sand bailing ship |
| KR20150090532A (en) * | 2014-01-29 | 2015-08-06 | 한국해양과학기술원 | Dredged soils long distance transport system using magnetic field and tornado and its control method thereof |
| CN206090675U (en) * | 2016-10-21 | 2017-04-12 | 长江水利委员会长江科学院 | Equipment is moved to high -efficient failing of covered canal silt under water |
-
2016
- 2016-10-21 CN CN201610922251.4A patent/CN106436803B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1087961A (en) * | 1992-12-05 | 1994-06-15 | 辛文特公司 | With the equipment of shot-like particle from reservoir and the removal of other water channel bottom |
| EP0821106A2 (en) * | 1996-07-23 | 1998-01-28 | Maarten van Tol B.V. | Collector system for collecting impurities on the surface of a pond |
| CN1281924A (en) * | 1999-07-22 | 2001-01-31 | 陈启星 | Method for preventing and controlling reservoir sediment accumulation by using siphon principle |
| CN1614161A (en) * | 2004-12-10 | 2005-05-11 | 方文景 | Self-desilting and dredging method and apparatus for reservoir |
| CN201933523U (en) * | 2011-01-14 | 2011-08-17 | 郭景棠 | Jet type sand bailing ship |
| KR20150090532A (en) * | 2014-01-29 | 2015-08-06 | 한국해양과학기술원 | Dredged soils long distance transport system using magnetic field and tornado and its control method thereof |
| CN206090675U (en) * | 2016-10-21 | 2017-04-12 | 长江水利委员会长江科学院 | Equipment is moved to high -efficient failing of covered canal silt under water |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106436803A (en) | 2017-02-22 |
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