CN111455947A - Automatic hierarchical water intaking system - Google Patents
Automatic hierarchical water intaking system Download PDFInfo
- Publication number
- CN111455947A CN111455947A CN202010402869.4A CN202010402869A CN111455947A CN 111455947 A CN111455947 A CN 111455947A CN 202010402869 A CN202010402869 A CN 202010402869A CN 111455947 A CN111455947 A CN 111455947A
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- CN
- China
- Prior art keywords
- curtain
- water
- roller shutter
- automated
- shutter curtain
- 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.)
- Pending
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B9/00—Water-power plants; Layout, construction or equipment, methods of, or apparatus for, making same
- E02B9/02—Water-ways
- E02B9/04—Free-flow canals or flumes; Intakes
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
- E02B5/08—Details, e.g. gates, screens
- E02B5/085—Arresting devices for waterborne materials, e.g. gratings
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B9/00—Water-power plants; Layout, construction or equipment, methods of, or apparatus for, making same
- E02B9/02—Water-ways
- E02B9/06—Pressure galleries or pressure conduits; Galleries specially adapted to house pressure conduits; Means specially adapted for use therewith, e.g. housings, valves, gates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The invention discloses an automatic layered water taking system which comprises a roller shutter curtain, a water permeable hanging cloth and a layered water taking tower, wherein electromagnetic blocks are arranged on two sides and the bottom of an upstream side pier and a grid pier of the water taking tower, a winch, a roller and a roller bracket are arranged at the top of the water taking tower, the hanging cloth is wound on a winding drum of the winch, the hanging cloth is hung on the upstream surface of the water taking tower through the roller, and the hanging cloth is connected with the roller shutter curtain through a cylinder. The lower side of the roller shutter curtain is fixedly bonded with a counterweight strip, iron flexible materials are attached to two side edges and the bottom of the roller shutter curtain, the relative height between the arrangement positions of the electromagnetic blocks and the iron flexible materials relative to the bottom of the water flow channel is the same as the water taking elevation preset by a user, and the electromagnetic blocks are respectively and independently powered on. By adopting the technical effect of the invention, the self-rotation driven by the self-weight of the cylinder can wind the roller shutter curtain to reduce the water-proof range of the roller shutter curtain to be below the water taking elevation preset by a user, and only low-temperature water is blocked, so that high-temperature water above the water taking elevation is obtained, and the aim of layered water taking is realized.
Description
Technical Field
The invention particularly relates to the technical field of hydropower and hydraulic engineering, and particularly relates to an automatic layered water taking system.
Background
In water conservancy and hydropower engineering, a water intake tower is an important building of a water diversion power generation system, is related to the operation and implementation of the water diversion power generation system and ecological water intake, and is also an important part of environmental protection. After the medium and large-sized reservoir is formed, the water temperature in the reservoir area is layered, and the water temperature distribution of the downstream river reach is influenced by the drainage of the water temperature of the lower layer in the reservoir area, so that the irrigation and aquatic organisms are adversely affected. At present, a water intake tower for layered water intake of domestic hydropower stations adopts a steel structure multi-section door leaf stoplog door structure, a steel structure stoplog door is formed by combining a plurality of sections of door leaves, the steel structure stoplog door is complex to operate, and needs to be hoisted one by one when operating at different water levels, so that the steel consumption is large, and the investment is high.
Disclosure of Invention
In order to solve the technical problem, the invention provides an automatic layered water taking system.
The invention is realized by the following technical scheme.
The invention provides an automatic layered water taking system which comprises a roller shutter curtain, a water permeable hanging cloth and a water taking tower arranged in a water flow channel, wherein one side of the water taking tower facing to the upstream of water flow is a facing surface, the other opposite side of the water taking tower is a back surface, the water taking tower is also connected with a curtain wall, the bottom of the curtain wall is provided with an electromagnetic strip, the length direction of the electromagnetic strip is the same as the width direction of the water flow channel, the top of the curtain wall is provided with a winch, the winch comprises a winding drum, one side of the hanging cloth is wound on the outer circumferential surface of the winding drum, the other side of the hanging cloth is fixedly connected with the upper side of the roller shutter curtain, the lower side of the roller shutter curtain is fixedly bonded with a counterweight strip, the curtain wall is also provided with an electromagnetic block, the relative height between the arrangement position of the electromagnetic block and the bottom of the water flow channel, The electromagnetic blocks are respectively and independently powered on.
The water intake tower comprises a plurality of grid piers which are arranged in parallel along the width direction of a water flow channel at proper intervals, grid holes are formed between any two adjacent grid piers, the number of curtain walls is the same as that of the grid piers, the number of rolling curtain sheets is the same as that of the grid holes and corresponds to that of the grid holes one by one, and the width of any rolling curtain sheet is larger than that of any grid hole.
Still bury in the curtain and have a magnetism barrier, the magnetism barrier will install two adjacent electromagnetic blocks on same curtain and separate.
The material of the counterweight strip is iron.
Protection strips are installed on the left side and the right side of the roller shutter curtain.
The protective strip is made of iron.
The joint of the hanging cloth and the roller shutter curtain is also bonded with a support rod, and the support rod is made of a rigid solid material which is nonmetal and insoluble in water.
Still be provided with the curtain groove on the curtain, curtain groove both ends extend to respectively curtain bottom and curtain top, will when hanging the cloth and expand, roll up the curtain left and right sides registrate respectively within the curtain groove.
The curtain top still installs the support, installs rotatable fixed pulley on the support, the fixed pulley outer peripheral face support lean on in hang on the cloth surface.
The length of the hanging cloth is larger than that of the roller shutter curtain.
The difference between the length of the roller shutter curtain and the water taking elevation preset by the user is 50-100 cm.
The invention has the beneficial effects that: by adopting the technical effect of the invention, when the hanging cloth is unfolded, the roller shutter curtain is stretched into the water flow and the counterweight strip and the electromagnetic strip are mutually adsorbed into a whole, so that the roller shutter curtain blocks the water flow below the water intake height preset by the user in the water flow channel, the user can obtain the water flow above the water intake height preset by the user, and the aim of taking water in layers according to the user requirements is fulfilled. Compared with the prior art, the invention adopts the hydraulic rolling curtain to retain water to replace a common stop log door structure in the prior art, has convenient manufacture and reduces the consumption of steel, is favorable for reducing the volume of a water intake tower due to light weight of the rolling curtain, greatly reduces the investment cost of engineering facilities, and is convenient to replace or maintain when the rolling curtain is damaged. In addition, the lower-layer low-temperature water in the water flow channel is blocked by the roller shutter curtain under the drive of the magnetic force, the magnetic force can be flexibly controlled through electric energy related parameters, the installation position of the magnet block can be flexibly set according to the requirement of a user, and the roller shutter curtain is high in flexibility, strong in universality and strong in function expandability.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a schematic view of the construction of the roller blind of the present invention;
fig. 5 is a schematic view of a connection structure of the rolling curtain and the hanging cloth according to the present invention.
In the figure: 1-water taking tower, 2-rolling curtain, 3-trash rack, 4-working door, 5-access door, 6-vent hole, 7-grid pier, 9-electromagnetic block, 10-electric magnetic strip, 11-hanging cloth, 12-winch, 13-grid hole grid, 15-curtain groove, 16-fixed pulley, 17-bracket, 21-counterweight strip, 22-protective strip and 23-brace rod.
Detailed Description
The technical solution of the present invention is further described below with reference to the accompanying drawings, but the scope of the claimed invention is not limited thereto.
As shown in fig. 1 to 5, the invention provides an automatic layered water intake system, which comprises a roller shutter curtain 2, a water permeable hanging cloth 11 and a water intake tower 1 arranged in a water flow channel, wherein one side of the water intake tower 1 facing to the upstream of the water flow is a water facing surface, the other opposite side is a water backing surface, the water backing surface is connected with a curtain wall, the bottom of the curtain wall is provided with an electromagnetic strip 10, the length direction of the electromagnetic strip 10 is the same as the width direction of the water flow channel, the top of the curtain wall is provided with a winch 12, the winch 12 comprises a winding drum, one side of the hanging cloth 11 is wound on the outer circumferential surface of the winding drum, the other side of the hanging cloth 11 is fixedly connected with the upper side of the roller shutter curtain 2, the lower side of the roller shutter curtain 2 is fixedly bonded with a counterweight strip 21, the curtain wall is also provided with an electromagnetic block 9, the relative height between the, the electromagnet blocks 9 are independently powered on. By adopting the technical scheme of the invention, when the hanging cloth 11 is unfolded, the rolling curtain cloth 2 extends into the water flow and the counterweight strip 21 and the electromagnetic strip 10 are mutually adsorbed into a whole.
Further, along the inner water flow direction of the water flow channel, an access door 5, a working door 4 and a vent hole 6 are sequentially arranged behind the curtain wall. A trash rack 3 is also arranged between the back water surface and the curtain wall.
In addition, the water intake tower 1 comprises a plurality of grid piers 7 which are arranged in parallel along the width direction of a water flow channel at proper intervals, grid cells 13 are formed between any two adjacent grid piers 7, the number of curtain walls is the same as that of the grid piers 7, the number of the rolling curtains 2 is the same as that of the grid cells 13, the rolling curtains correspond to one another one by one, and the width of any one rolling curtain 2 is larger than that of any one grid cell 13. The difference between the width of the rolling screen 2 and the width of the grid cells 13 is preferably 50cm to 100 cm. All the roller blind curtains 2 have the same shape and size.
In addition, still bury in the curtain and have a magnetic shield, the magnetic shield separates two adjacent electromagnetic blocks 9 of installing on same curtain. Through the magnetism isolating plate, two adjacent roller shutter curtains can both complete the water retaining relatively independently and complete the water taking operation through the corresponding hanging cloth, and the electromagnetic interference generated between each other is avoided.
Further, the material of the weight bar 21 is preferably iron. The left and right sides of the rolling curtain 2 are provided with guard bars 22. The guard bar 22 is made of iron. By adopting the technical scheme of the invention, the roller shutter curtain 2 can be ensured to be always in a completely unfolded state through the adsorption of the protective strip 22 and the corresponding electromagnetic block 9, so that low-temperature water below the water intake elevation preset by a user is effectively blocked, and water with higher temperature above the water intake elevation preset by the user is obtained.
Furthermore, a stay bar 23 is bonded at the joint of the hanging cloth 11 and the roller blind 2, and the stay bar 23 is made of a nonmetal and water-insoluble rigid solid material. The stay bar 23 enhances the structural strength of the roller blind 2, enabling the roller blind to be effectively deployed all the time.
In addition, still be provided with curtain groove 15 on the curtain, curtain groove 15 both ends extend to curtain bottom and curtain top respectively, and when will hanging cloth 11 and expand, roll up curtain 2 left and right sides and registrate respectively in curtain groove 15. The inclination angle between the lengthwise direction of the curtain groove 15 with respect to the vertical direction is preferably 0 to 1. By adopting the technical scheme of the invention, the rolling curtain 2 can be always and smoothly put down into water flow by the guide of the curtain groove 15, so that the layered water taking system provided by the invention can reliably run.
Further, a bracket 17 is further mounted at the top of the curtain wall, a rotatable fixed pulley 16 is mounted on the bracket 17, and the outer peripheral surface of the fixed pulley 16 abuts against the surface of the hanging cloth 11. The hanging cloth 11 can be rolled or unfolded along the vertical direction all the time by the guiding action of the fixed pulley 16.
In addition, the width of the cloth 11 is smaller than the width of the roller blind 2. The length of the cloth 11 is longer than that of the roller blind 2. The difference between the length of the rolling curtain 2 and the water intake elevation preset by a user is 50 cm-100 cm.
By adopting the technical effect of the invention, when the hanging cloth is unfolded, the roller shutter curtain is stretched into the water flow and the counterweight strip and the electromagnetic strip are mutually adsorbed into a whole, so that the roller shutter curtain blocks the water flow below the water intake height preset by the user in the water flow channel, the user can obtain the water flow above the water intake height preset by the user, and the aim of taking water in layers according to the user requirements is realized. Compared with the prior art, the invention adopts the hydraulic rolling curtain to retain water to replace a common stop log door structure in the prior art, has convenient manufacture and reduces the consumption of steel, is favorable for reducing the volume of a water intake tower due to light weight of the rolling curtain, greatly reduces the investment cost of engineering facilities, and is convenient to replace or maintain when the rolling curtain is damaged. In addition, the lower-layer low-temperature water in the water flow channel is blocked by the roller shutter curtain under the drive of the magnetic force, the magnetic force can be flexibly controlled through electric energy related parameters, the installation position of the magnet block can be flexibly set according to the requirement of a user, and the roller shutter curtain is high in flexibility, strong in universality and strong in function expandability.
Claims (11)
1. An automatic change layering water intaking system which characterized in that: comprises a roller shutter curtain (2), a permeable hanging cloth (25) and a water intake tower (1) arranged in a water flow channel, one side of the upstream of the water intake tower (1) facing to the water flow is a water facing surface, the other opposite side is a water backing surface, the surfaces of various gate piers on the upstream surface of the water intake tower (1) can be used as curtain walls, electromagnetic blocks (10) are arranged on the two sides and the bottom of the curtain walls, the length direction of the bottom electromagnetic block (10) is the same as the width direction of the water flow channel, the length directions of the electromagnetic blocks (10) at the two sides are the same as the thickness direction of the water flow channel, a winch (12) is arranged at the top of the water taking tower, the winch (12) comprises a winding drum, one side of the hanging cloth (11) is wound on the peripheral surface of the winding drum, the other side of the hanging cloth (11) is connected with the stay bar (23), the stay bar (23) is fixed at the upper end of the roller shutter curtain (2) and is used for supporting the roller shutter curtain (2) to be flat. Roll up curtain (2) downside fixed bonding and have counter weight strip (21), it inhales strip (9) still to install the flexible magnetism that can curl on curtain (2), the flexible magnetism that can curl is inhaled strip (9) and is arranged position and correspond with electromagnetism piece (10), electromagnetism piece (10) are independently switch on respectively.
2. An automated stratified water sampling system as claimed in claim 1 wherein: the water intake tower (1) comprises a plurality of grid piers (7) which are arranged in parallel along the width direction of a water flow channel at proper intervals, grid hole grids (13) are formed between any two adjacent grid piers (7), the curtain wall is the water-facing surface of the grid piers, so the number of the curtain wall is the same as that of the grid piers (7), the number of the rolling curtain curtains (2) is the same as that of the grid hole grids (13) and corresponds to the grid hole grids (13) one by one, and the width of any rolling curtain (2) is larger than that of any grid hole grid (13).
3. An automated stratified water sampling system as claimed in claim 1 wherein: still bury in the curtain and have separated magnetic plate, two adjacent electromagnetic blocks (9) that separate magnetic plate will install on same curtain separate.
4. An automated stratified water sampling system as claimed in claim 1 wherein: the material of the counterweight strip (21) is iron.
5. An automated stratified water sampling system as claimed in claim 1 wherein: the left side and the right side of the roller shutter curtain (2) are provided with flexible magnetic attraction strips (9) which can be curled.
6. An automated stratified water sampling system as claimed in claim 5 wherein: the flexible magnetic suction strip (9) capable of being curled is made of iron.
7. An automated stratified water sampling system as claimed in claim 1 wherein: the joint of the hanging cloth (11) and the rolling curtain (2) is also bonded with a support rod (23), and the support rod (23) is made of nonmetal and water-insoluble rigid solid materials.
8. An automated stratified water sampling system as claimed in claim 1 wherein: still be provided with curtain groove (15) on the curtain, curtain groove (15) both ends extend to respectively curtain bottom and curtain top will when hanging cloth (11) and expand, roll up curtain (2) left and right sides and registrate respectively within curtain groove (15). The width of the curtain groove (15) is larger than the diameter of the rolling curtain which is completely rolled, and the curtain groove is optional.
9. An automated stratified water sampling system as claimed in claim 1 wherein: a support (17) is further installed at the top of the curtain wall, a rotatable fixed pulley (16) is installed on the support (17), and the peripheral surface of the fixed pulley (16) abuts against the surface of the hanging cloth (11).
10. An automated stratified water sampling system as claimed in claim 1 wherein: the length of the hanging cloth (11) is larger than that of the roller shutter curtain (2).
11. An automated stratified water sampling system as claimed in claim 1 wherein: the difference between the length of the roller shutter curtain (2) and the water intake elevation preset by the user is 50-100 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010402869.4A CN111455947A (en) | 2020-05-13 | 2020-05-13 | Automatic hierarchical water intaking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010402869.4A CN111455947A (en) | 2020-05-13 | 2020-05-13 | Automatic hierarchical water intaking system |
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| Publication Number | Publication Date |
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| CN111455947A true CN111455947A (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010402869.4A Pending CN111455947A (en) | 2020-05-13 | 2020-05-13 | Automatic hierarchical water intaking system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006161371A (en) * | 2004-12-06 | 2006-06-22 | Chugoku Electric Power Co Inc:The | Suspended curtain-wall impervious-membrane assembly and its installation method |
| CN203296632U (en) * | 2013-06-17 | 2013-11-20 | 司马颖 | Water retaining gate for land |
| CN104846793A (en) * | 2015-06-02 | 2015-08-19 | 天津大学前沿技术研究院有限公司 | Suspended soft curtain for controlling multi-level intake of reservoir |
| CN208219552U (en) * | 2018-05-14 | 2018-12-11 | 河海大学 | A kind of temporary water dash device |
| CN109853669A (en) * | 2019-02-01 | 2019-06-07 | 长江水利委员会长江科学院 | One kind being suitable for power station intake tower water partition curtain layering water fetching device |
| CN110984060A (en) * | 2019-12-27 | 2020-04-10 | 中国电建集团中南勘测设计研究院有限公司 | Flexible water-blocking structure |
-
2020
- 2020-05-13 CN CN202010402869.4A patent/CN111455947A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006161371A (en) * | 2004-12-06 | 2006-06-22 | Chugoku Electric Power Co Inc:The | Suspended curtain-wall impervious-membrane assembly and its installation method |
| CN203296632U (en) * | 2013-06-17 | 2013-11-20 | 司马颖 | Water retaining gate for land |
| CN104846793A (en) * | 2015-06-02 | 2015-08-19 | 天津大学前沿技术研究院有限公司 | Suspended soft curtain for controlling multi-level intake of reservoir |
| CN208219552U (en) * | 2018-05-14 | 2018-12-11 | 河海大学 | A kind of temporary water dash device |
| CN109853669A (en) * | 2019-02-01 | 2019-06-07 | 长江水利委员会长江科学院 | One kind being suitable for power station intake tower water partition curtain layering water fetching device |
| CN110984060A (en) * | 2019-12-27 | 2020-04-10 | 中国电建集团中南勘测设计研究院有限公司 | Flexible water-blocking structure |
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