CN104060589A - Flip sluice gate for sealing and blocking flow guide hole opening of hydropower station - Google Patents
Flip sluice gate for sealing and blocking flow guide hole opening of hydropower station Download PDFInfo
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- CN104060589A CN104060589A CN201410276196.7A CN201410276196A CN104060589A CN 104060589 A CN104060589 A CN 104060589A CN 201410276196 A CN201410276196 A CN 201410276196A CN 104060589 A CN104060589 A CN 104060589A
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- gate
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- renovating
- flip
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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
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Abstract
The invention discloses a flip sluice gate for sealing and blocking a flow guide hole opening of a hydropower station. The flip sluice gate comprises a gate leaf, wherein one side of the gate leaf is matched with a gate seat through a hinge to form the opening and closing of the gate leaf, the periphery of the gate leaf is matched with the gate seat to form a sealing structure, a sealing element is arranged between the matching surfaces of the gate leaf and the gate seat, hoisting equipment is arranged above the gate seat, and the hoisting equipment is arranged on a support frame and is connected with the gate leaf through a steel wire rope and a pulley block. The flip sluice gate has the advantages that the building of a flow guide hole water inlet tower and the installation of a headstock gear are not needed; the mode that when the headstock gear is needed, an installing platform can be built above a flow guide hole according to the mountain shape, and an opening and closing support frame is installed is adopted, gate slots are not needed, and the casting of gate slot concrete and the installation of main and sub rails, bottom sills and the like are reduced. The installation construction period is shortened, the construction cost is reduced, the weight of the flip sluice gate is much lighter than the weight of a structure adopting a plane sluice gate and gate slots for sealing and blocking, materials are greatly saved, and when a hoisting chain block is adopted for opening and closing, the economy can also be greatly improved.
Description
Technical field
The present invention relates to Hydropower Project field, Hydraulic Metal, gate product unit, for the gate of power station Diversion Tunnel shutoff; A kind of gate of renovating for water conservancy diversion hole, shutoff power station that power station Diversion Tunnel plugging construction proposes.
Background technology
In Hydropower Project Diversion Tunnel plugging construction, the gate using is commonly referred to as shutoff gate at present.The form of structure of gate is generally bulkhgead gate.Be arranged in inlet of diversion tunnel, after damming, gate is always in opening, and river waterflow is by Diversion Tunnel earial drainage; Engineering needs reservoir impoundment power generation latter stage, and shutoff gate is fallen and closed by supporting mechanism for opening/closing, and reservoir starts retaining.For guaranteeing the safe operation of reservoir, it is stifled real that Diversion Tunnel requires to carry out backfill simultaneously, and shutoff gate no longer works.Can raise and be submerged in the water of reservoir area with water level, the mission of shutoff gate finishes at this point.
Bulkhgead gate is arranged in the gate slot of inlet of diversion tunnel, by the traction lifting of mechanism for opening/closing on Diversion Tunnel intake tower, thereby realizes the open and close of bulkhgead gate.Therefore in the time of in off position, the rubber water sealing of bulkhgead gate under the effect of water pressure, be adjacent to airtightly with gate slot Sealing Surface, is realized water shutoff effect.
That is to say: bulkhgead gate water shutoff separately itself, also needs supporting fabrication and installation gate slot etc.This just bulkhgead gate as the existing shortcoming of shutoff gate.As shown in Figure 1, be the structure of existing certain power plant project inlet of diversion tunnel 6x8-78m shutoff gate.Gate flap weight 66970Kg in this structure; Gate slot weight 39910Kg.Single with regard to cost of manufacture, gate slot increases again by 60% weight.
Existing shutoff gate is the temporory structure in Hydropower Project construction, and its outstanding feature is exactly ageing, economy.Bulkhgead gate uses as shutoff gate, itself does not possess independent water shutoff ability, also needs the gate slot of fabrication and installation simultaneously etc.This just greatly strengthens construction cost, has extended the duration of a project etc., and it is many unfavorable to bring.
Summary of the invention
The object of the invention is, overcomes defect of the prior art, and a kind of simple, easy for installation, simple operation, more economical and practical gate of renovating for water conservancy diversion hole, shutoff power station made is provided.
For achieving the above object, the technical solution used in the present invention is: a kind of gate of renovating for water conservancy diversion hole, shutoff power station is provided, it is characterized in that, the described gate of renovating comprises gate flap, gate flap one side coordinates the keying that forms gate flap with gate seat by hinge, the periphery of gate flap coordinates formation hermetically-sealed construction with gate seat, between gate flap and the fitting face of gate seat, be provided with seal, the top of gate seat is provided with hoisting equipment, hoisting equipment is arranged on bracing frame, and hoisting equipment is connected with gate flap by wire rope, assembly pulley.
Wherein preferred technical scheme is that upper side frame or the lower frame of described gate flap and gate seat are connected through the hinge.
Further preferably technical scheme is, the angle of described gate seat stile and horizontal plane is 60 °～80 °, and gate seat is to make hollow structure doorframe by i iron and/or channel-section steel.
Preferred technical scheme also has, and described gate flap comprises the hollow structure door that frame, skeleton and door-plate form, and the movable pulley in assembly pulley is housed on door-plate.
Preferred technical scheme also has, the triangular support structure that support frame as described above consists of semi girder and the support of tilting.
Advantage of the present invention and beneficial effect be, should have the following advantages for the gate tool of comparing with existing bulkhgead gate of renovating at water conservancy diversion hole, shutoff power station:
1, without building Diversion Tunnel intake tower, headstock gear is installed; While needing headstock gear, gesture builds mounting platform above Diversion Tunnel near the mountain, and the mode that opens and closes support is installed.
2,, without gate slot, the installations such as gate slot concreting and major and minor rail, end bank have been reduced.Installation period and construction cost have been shortened.
3, with the embodiment water conservancy diversion that is, prop up hole below and renovate gate calculating: renovate lock gate leaf weight: 12371Kg; Renovate gate gate seat weight: 5015Kg; Open and close weight support frame: 6213Kg; Gross weight is compared and is only accounted for 22% with gate slot with bulkhgead gate.Much smaller than the weight that adopts plane gate and gate slot shutoff, greatly saved material.
While 4, adopting lifting jack to open and close, economy also can improve significantly.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing bulkhgead gate;
Fig. 2 is the mounting structure schematic diagram that the present invention renovates gate;
Fig. 3 is the main TV structure schematic diagram of gate flap in Fig. 2;
Fig. 4 is the plan structure schematic diagram of gate flap in Fig. 2;
Fig. 5 is the side-looking structural representation of gate flap in Fig. 2.
In figure: 1-gate flap, 2-hinge, 3-gate seat, 4-seal, 5-hoisting equipment, 6-bracing frame, 7-wire rope, 8-assembly pulley.
The specific embodiment
As shown in Figure 2-5, the present invention is a kind of gate of renovating for water conservancy diversion hole, shutoff power station, this is renovated gate and comprises gate flap 1, gate flap 1 one sides coordinate by hinge 2 keying that forms gate flap 1 with gate seat 3, the periphery of gate flap 1 coordinates formation hermetically-sealed construction with gate seat 3, between gate flap 1 and the fitting face of gate seat 3, be provided with seal 4, and the top of gate seat 3 is provided with hoisting equipment 5, hoisting equipment 5 is arranged on bracing frame 6, and hoisting equipment logical 5 is crossed wire rope 7, assembly pulley 8 is connected with gate flap 1.
In the present invention, preferred embodiment is, described gate flap 1 is connected through the hinge with upper side frame or the lower frame of gate seat 3.
In the present invention, further preferred embodiment is, the angle of described gate seat 3 stiles and horizontal plane is 60 °～80 °, and gate seat 3 is to make hollow structure doorframe by i iron and/or channel-section steel.
In the present invention, preferred embodiment also has, and described gate flap 1 comprises the hollow structure door that frame, skeleton and door-plate form, and the movable pulley in assembly pulley 8 is housed on door-plate.
In the present invention, preferred embodiment also has, the triangular support structure that support frame as described above 6 consists of semi girder and the support of tilting.
Embodiment 1
Should be to renovate gate and mainly by gate flap 1, gate seat 3, hinge 2, water seal arrangement four major parts, formed for the composition structure of renovating gate at water conservancy diversion hole, shutoff power station.
Gate flap 1 adopts integrated steel-structure welding: by panel, girder, form every component such as beam, hinge otic placodes, work plane carries out necessary machining.By pivot shaft device, be connected with gate seat, can realize and open closed rotation.
Gate seat 3 is hollow square frame-shaped steel structure: by steel plate, channel-section steel, i iron etc., be welded, binding site carries out necessary machining.Free bearing plate and gate flap hinge otic placode coordinates installs hinge, and the pressure block that surrounding distributes is for carrying effective compression of gate flap 1 water pressure, assurance gate flap 1 water seal and gate seat 3 sealing faces and airtight, thereby reaches the effect of water shutoff.
The mounting means of renovating gate is as follows:
Can be arranged in Diversion Tunnel water inlet by renovating gate, facade flows downstream 15～25 degree and places.Gate seat 3 pre-dowelings of welding and build second stage concrete and hole base concrete is fixed as one.The gate flap 1 of renovating gate is arranged on gate seat 3.
According to the difference of hinge means present position, can be divided into two kinds of mounting meanss:
Hinge means, above hole, is called wall-hanging installation: the opening direction of gate is for upwards turning over act, and while falling, gate flap 1 is buckled on gate seat 3, because inclination certain angle is automatically closed under gate flap 1 gravity and effect of water pressure.Applicable discharge is stable, the short-term construction in non-flood season.
Hinge means, below hole, is called horizontal and installs: flat the crouching on the horizontal plane support of hole of gate is opening-wide state, and closing direction is for upwards lifting.Being applicable to discharge changes greatly, across the long duration in non-flood season, constructs.
Renovate the keying of gate:
The small-sized gate of renovating can adopt simple lifting jack to open and close.Play flap seat and be arranged on Diversion Tunnel facade top, by lifting jack, be connected with the hanger of renovating on gate, adopt manual operation or electronic realization to open and close.
The large-scale gate of renovating adopts the tractions such as hoist engine, assembly pulley 8, wire rope 7, is arranged in Diversion Tunnel top, can adopt support or lead along wall pulley, and the gate flap 1 that gate is renovated in traction rotates around hinge, realizes opening and closing.
The invention is not restricted to above-mentioned embodiment, those skilled in the art make to any apparent improvement of above-mentioned embodiment or change, can not exceed the protection domain of design of the present invention and claims.
Claims (5)
1. the gate of renovating for water conservancy diversion hole, shutoff power station, it is characterized in that, the described gate of renovating comprises gate flap, gate flap one side coordinates the keying that forms gate flap with gate seat by hinge, the periphery of gate flap coordinates formation hermetically-sealed construction with gate seat, between gate flap and the fitting face of gate seat, be provided with seal, and the top of gate seat is provided with hoisting equipment, hoisting equipment is arranged on bracing frame, and hoisting equipment is connected with gate flap by wire rope, assembly pulley.
2. the gate of renovating for water conservancy diversion hole, shutoff power station as claimed in claim 1, is characterized in that, upper side frame or the lower frame of described gate flap and gate seat are connected through the hinge.
3. the gate of renovating for water conservancy diversion hole, shutoff power station as claimed in claim 2, is characterized in that, the angle of described gate seat stile and horizontal plane is 60 °～80 °, and gate seat is to make hollow structure doorframe by i iron and/or channel-section steel.
4. the gate of renovating for water conservancy diversion hole, shutoff power station as claimed in claim 1, is characterized in that, described gate flap comprises the hollow structure door that frame, skeleton and door-plate form, and the movable pulley in assembly pulley is housed on door-plate.
5. the gate of renovating for water conservancy diversion hole, shutoff power station as claimed in claim 1, is characterized in that, the triangular support structure that support frame as described above consists of semi girder and the support of tilting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410276196.7A CN104060589B (en) | 2014-06-19 | 2014-06-19 | A kind of renovate gate for water conservancy diversion hole, shutoff power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410276196.7A CN104060589B (en) | 2014-06-19 | 2014-06-19 | A kind of renovate gate for water conservancy diversion hole, shutoff power station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104060589A true CN104060589A (en) | 2014-09-24 |
| CN104060589B CN104060589B (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410276196.7A Active CN104060589B (en) | 2014-06-19 | 2014-06-19 | A kind of renovate gate for water conservancy diversion hole, shutoff power station |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107676510A (en) * | 2017-10-31 | 2018-02-09 | 顾叶青 | Flap valve buffering mechanism |
| CN108071098A (en) * | 2016-11-08 | 2018-05-25 | 河南灵捷水利勘测设计研究有限公司 | Medium and small reservoirs conveyance tunnel rolls over the cantilever bar gate type makeup of the imports |
| CN108643137A (en) * | 2018-06-28 | 2018-10-12 | 贵州大学 | A kind of blocking sluice gate of diversion tunnel for small on-farm irrigation structures |
| CN108677889A (en) * | 2018-07-16 | 2018-10-19 | 中国电建集团贵阳勘测设计研究院有限公司 | Method for plugging gate well head and hinged cover plate used in method |
| CN112726529A (en) * | 2020-12-29 | 2021-04-30 | 中国电建集团贵阳勘测设计研究院有限公司 | Concrete plug with self-locking function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01226910A (en) * | 1988-03-07 | 1989-09-11 | Daido Kiko Kk | Switchgear for manual wire rope type reversing weir |
| CN201598617U (en) * | 2009-12-31 | 2010-10-06 | 深圳华强智能技术有限公司 | Basin lock system |
| CN202610769U (en) * | 2011-12-07 | 2012-12-19 | 扬州众大水利机电设备制造有限公司 | Locking and limiting device of shutter dam |
| CN204023524U (en) * | 2014-06-19 | 2014-12-17 | 中国水利水电第十一工程局有限公司 | A kind ofly renovate gate for water conservancy diversion hole, shutoff power station |
-
2014
- 2014-06-19 CN CN201410276196.7A patent/CN104060589B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01226910A (en) * | 1988-03-07 | 1989-09-11 | Daido Kiko Kk | Switchgear for manual wire rope type reversing weir |
| CN201598617U (en) * | 2009-12-31 | 2010-10-06 | 深圳华强智能技术有限公司 | Basin lock system |
| CN202610769U (en) * | 2011-12-07 | 2012-12-19 | 扬州众大水利机电设备制造有限公司 | Locking and limiting device of shutter dam |
| CN204023524U (en) * | 2014-06-19 | 2014-12-17 | 中国水利水电第十一工程局有限公司 | A kind ofly renovate gate for water conservancy diversion hole, shutoff power station |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108071098A (en) * | 2016-11-08 | 2018-05-25 | 河南灵捷水利勘测设计研究有限公司 | Medium and small reservoirs conveyance tunnel rolls over the cantilever bar gate type makeup of the imports |
| CN107676510A (en) * | 2017-10-31 | 2018-02-09 | 顾叶青 | Flap valve buffering mechanism |
| CN108643137A (en) * | 2018-06-28 | 2018-10-12 | 贵州大学 | A kind of blocking sluice gate of diversion tunnel for small on-farm irrigation structures |
| CN108677889A (en) * | 2018-07-16 | 2018-10-19 | 中国电建集团贵阳勘测设计研究院有限公司 | Method for plugging gate well head and hinged cover plate used in method |
| CN108677889B (en) * | 2018-07-16 | 2024-02-06 | 中国电建集团贵阳勘测设计研究院有限公司 | Gate wellhead blocking method and hinged cover plate used by same |
| CN112726529A (en) * | 2020-12-29 | 2021-04-30 | 中国电建集团贵阳勘测设计研究院有限公司 | Concrete plug with self-locking function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104060589B (en) | 2016-06-08 |
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