CN109853488A - Water sealing method and device for tail water cooler down-hole maintenance gate - Google Patents
Water sealing method and device for tail water cooler down-hole maintenance gate Download PDFInfo
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- CN109853488A CN109853488A CN201910104296.4A CN201910104296A CN109853488A CN 109853488 A CN109853488 A CN 109853488A CN 201910104296 A CN201910104296 A CN 201910104296A CN 109853488 A CN109853488 A CN 109853488A
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- hole
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- gate
- water seal
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 256
- 238000007789 sealing Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000012423 maintenance Methods 0.000 title abstract description 6
- 230000000694 effects Effects 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses a water sealing method and a water sealing device for a tail water cooler down-the-hole maintenance gate.A water sealing seat plate which is arranged according to a rectangle is arranged on the side surface of a water inlet hole and a water outlet hole in advance, a rectangular frame is arranged on a gate panel of the tail water cooler down-the-hole maintenance gate, a pressure-filled omega water sealing device is arranged on the rectangular frame, and a communicating pipe which can enable the inner cavity of the pressure-filled omega water sealing device to be communicated with an external water body is arranged on the tail water cooler down-the-hole maintenance gate; therefore, the external water body can be pressed into the inner cavity of the pressurized omega water seal device through the communicating pipe, so that the water body applies pressure to the water seal head of the pressurized omega water seal device from the inside, and the water stopping effect of the tail water cooler down-the-hole maintenance gate is effectively improved. The invention has the advantages of simple structure and reliable working performance, and also has the advantages of difficult damage when bearing higher water head, good water stopping effect, long service life and the like.
Description
Technical field
The present invention relates to the water sealing methods and device of a kind of tail water cooler down-the-hole bulkhead gate, belong to hydraulic and hydroelectric engineering tail
The water-stop technology field of water cooler down-the-hole bulkhead gate.
Background technique
Currently, for the tail water cooler down-the-hole bulkhead gate for being total to slot with tail water overhauling gate, the prior art generallys use P
Type water seal arrangement, this tail water cooler down-the-hole bulkhead gate using p-type water seal arrangement is for downstream ordinary water level to tail water
When cooler mounting platform height is larger, since the head that tail water cooler down-the-hole bulkhead gate is born is higher, p-type water seal dress
Set and be easy to damage when compressive deformation is excessive, and high water head and it is used above when, water-stagnating effect is very poor.So existing
Having technology, there is also deficiencies, are not able to satisfy the needs used, need to be further improved.
Summary of the invention
Simple, reliable working performance that the purpose of the present invention is to provide a kind of structures and when bearing compared with high water head not
The water sealing method and device of tail water cooler down-the-hole bulkhead gate easy to damage, water-stagnating effect is good, to overcome the prior art not
Foot.
To achieve the above object, the present invention adopts the following technical scheme:
A kind of water sealing method of tail water cooler down-the-hole bulkhead gate of the invention is in advance in the side of Inlet and outlet water hole
The sealing seat board of rectangular arrangement is pressed in upper setting, and on the gate panel for being located at unit side of tail water cooler down-the-hole bulkhead gate
Rectangle frame is set, while pressurized type Ω water seal arrangement is set on rectangle frame, when tail water cooler down-the-hole bulkhead gate is closed,
Pressurized type Ω water seal arrangement should be enable to contact with sealing seat board, while setting can make to fill on tail water cooler down-the-hole bulkhead gate
The communicating pipe that the inner cavity of pressure type Ω water seal arrangement can be communicated with outside body of water；It in this way can be in tail water cooler down-the-hole bulkhead gate
After closing and pressurized type Ω water seal arrangement are contacted with sealing seat board, external water body is pressed by pressurized type Ω water by communicating pipe
In the inner cavity of seal apparatus, water body is set to press from water seal head of the inside to pressurized type Ω water seal arrangement, to make water seal head and sealing
Seat board is in close contact, and can be effectively improved the water-stagnating effect of tail water cooler down-the-hole bulkhead gate in this way, is effectively ensured simultaneously
Water-stagnating effect of the tail water cooler down-the-hole bulkhead gate when downstream ordinary water level is larger to tail water cooler mounting platform height.
According to a kind of water seal arrangement for tail water cooler down-the-hole bulkhead gate of the invention that the above method is constituted, the device
The two sides of Inlet and outlet water hole including the tail water cooler placement platform in unit side are equipped with shared tail water overhauling gate recess,
Tail water cooler down-the-hole bulkhead gate is placed in tail water overhauling gate recess, on Inlet and outlet water hole, tail water overhauling gate
The top of gate slot is equipped with the opening and closing device for controlling the lifting of tail water cooler down-the-hole bulkhead gate, in the side of Inlet and outlet water hole
On be provided with sealing seat board by rectangular arrangement, be provided with rectangle on the gate panel of tail water cooler down-the-hole bulkhead gate
Frame is provided with pressurized type Ω water seal arrangement on the surface of rectangle frame, and pressurized type Ω water seal arrangement is by being clamped in pressurising
In formula Ω water seal external support plate and pressurized type Ω water seal between support plate after be mounted on rectangle frame, and in tail water cooler down-the-hole
The water seal head of pressurized type Ω water seal arrangement can be contacted with water seal seat board when bulkhead gate is closed；In pressurized type Ω water seal external support
The communicating pipe that the inner cavity of pressurized type Ω water seal arrangement can be made to be connected with water body is equipped in plate.
Above-mentioned rectangle frame is connected with the T-type beam that web is welded by flange plate and forms rectangle frame, and the surface of flange plate
For the surface of rectangle frame.
Stiffening plate is provided between above-mentioned T-type beam and gate panel.
Support plate passes through in above-mentioned pressurized type Ω water seal arrangement, pressurized type Ω water seal external support plate and pressurized type Ω water seal
Bolt is fixed on flange plate.
The web of above-mentioned T-type beam is welded to form rectangular configuration, and upper abdomen by the perpendicular web of epiplastron, bottom web and two sides
Plate is corresponding with the top girder web plate position of tail water cooler down-the-hole bulkhead gate, bottom web and tail water cooler down-the-hole bulkhead gate
Basic skill or training's word girder web position it is corresponding.
Reinforcement partition corresponding with perpendicular web position is provided on above-mentioned tail water cooler down-the-hole bulkhead gate.
By adopting the above-described technical solution, compared with prior art, the present invention the invention has the following beneficial effects:
(1) the gate panel of tail water cooler down-the-hole bulkhead gate of the invention is arranged in unit side, and in gate panel
The rectangle frame in upper setting T-type section, pressurized type Ω water seal arrangement is arranged on rectangle frame, passes through pressurized type Ω water seal arrangement and water
It seals seat board contact and carries out sealing, because what the outside of pressurized type Ω water seal arrangement was arranged communicates communicating pipe with water body, water body can be made logical
The internal cavity for entering pressurized type Ω water seal arrangement communicating pipe is crossed, makes water body from the inside of pressurized type Ω water seal arrangement to its water seal
Head pressure, so that it is in close contact the water seal head of pressurized type Ω water seal arrangement and sealing seat board, which not only improves water-stagnating effect,
And also improve the service life of entire tail water cooler down-the-hole bulkhead gate.The present invention makes in high water head and the above occasion
Used time, water-stagnating effect will improve much compared with p-type water seal arrangement, and tail water cooler down-the-hole bulkhead gate can be effectively ensured under
Water-stagnating effect of the ordinary water level to tail water cooler mounting platform height when larger is swum, the needs used can be effectively met.
(2) web of T-type beam of the invention erects web by epiplastron, bottom web and two sides and is welded to form rectangular configuration,
In: epiplastron is corresponding with the top girder web plate position of tail water cooler down-the-hole bulkhead gate, bottom web and tail water cooler down-the-hole
Basic skill or training's word girder web position of bulkhead gate is corresponding, and is provided with and perpendicular web position on tail water cooler down-the-hole bulkhead gate
Set corresponding reinforcement partition, not only effectively enhance in this way tail water cooler down-the-hole bulkhead gate partial structurtes intensity and just
Degree, but also be transferred uniformly into log type gate leaf convenient for will act at the pressure of pressurized type Ω water seal arrangement, it is effectively prevented
The local deformation of gate flap, substantially increases the service life of entire tail water cooler down-the-hole bulkhead gate.
(3) present invention not only has the above advantages, but also has simple structure, operation and use all convenient, workability
Can be reliable and stable the advantages that.
Detailed description of the invention
Fig. 1 is the structural schematic diagram when present invention uses；
Fig. 2 is the portion the P partial enlargement structural representation of Fig. 1；
Fig. 3 is the A-A schematic cross-sectional view of Fig. 1；
Fig. 4 is the portion the Q partial enlargement structural representation of Fig. 3；
Fig. 5 is the positive structural schematic diagram of tail water cooler down-the-hole bulkhead gate of the invention；
Fig. 6 is the B-B broken section structural schematic diagram of Fig. 5；
Fig. 7 is the C-C broken section structural schematic diagram of Fig. 5；
Fig. 8 is the D-D broken section structural schematic diagram of Fig. 5.
The label in accompanying drawing is: 1- tail water cooler placement platform, 2- Inlet and outlet water hole, 3- tail water overhauling gate recess,
4- opening and closing device, 5- tail water cooler down-the-hole bulkhead gate, 6- sealing seat board, 7- gate panel, 8- rectangle frame, 9- pressurized type Ω
Water seal arrangement, 10- flange plate, 11- web, 12-T type beam, 13- stiffening plate, 14- bolt, 15- pressurized type Ω water seal external support
Support plate, 17- communicating pipe, 18- epiplastron, 19- bottom web, 20- erect web, the top 21- girder in plate, 16- pressurized type Ω water seal
Web, the small web of 22- basic skill or training's word, 23- reinforce partition.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.
A kind of water sealing method of tail water cooler down-the-hole bulkhead gate of the invention is in advance in the side of Inlet and outlet water hole
The sealing seat board of rectangular arrangement is pressed in upper setting, and on the gate panel for being located at unit side of tail water cooler down-the-hole bulkhead gate
Rectangle frame is set, while pressurized type Ω water seal arrangement is set on rectangle frame, when tail water cooler down-the-hole bulkhead gate is closed,
Pressurized type Ω water seal arrangement should be enable to contact with sealing seat board, while setting can make to fill on tail water cooler down-the-hole bulkhead gate
The communicating pipe that the inner cavity of pressure type Ω water seal arrangement can be communicated with outside body of water；It in this way can be in tail water cooler down-the-hole bulkhead gate
After closing and pressurized type Ω water seal arrangement are contacted with sealing seat board, external water body is pressed by pressurized type Ω water by communicating pipe
In the inner cavity of seal apparatus, water body is set to press from water seal head of the inside to pressurized type Ω water seal arrangement, to make water seal head and sealing
Seat board is in close contact, and can be effectively improved the water-stagnating effect of tail water cooler down-the-hole bulkhead gate in this way, is effectively ensured simultaneously
Water-stagnating effect of the tail water cooler down-the-hole bulkhead gate when downstream ordinary water level is larger to tail water cooler mounting platform height.
According to a kind of water seal arrangement for tail water cooler down-the-hole bulkhead gate of the invention that the above method is constituted, such as Fig. 1
Shown in~Fig. 8, which includes being equipped in the two sides of the Inlet and outlet water hole 2 of the tail water cooler placement platform 1 of existing unit side
Shared tail water overhauling gate recess 3 is equipped with tail water cooler down-the-hole bulkhead gate 5 in tail water overhauling gate recess 3,
On Inlet and outlet water hole 2, the top of tail water overhauling gate recess 3 be equipped in the usual way for control tail water cooler down-the-hole maintenance
The opening and closing device 4 that gate 5 is gone up and down, when production, setting fixes the sealing seat by rectangular arrangement on the side of Inlet and outlet water hole 2
Plate 6, while a rectangle frame 8 is fixed on the gate panel 7 on traditional tail water cooler down-the-hole bulkhead gate 5, in the square
Pressurized type Ω water seal arrangement 9 is installed in the whole surface of shape frame 8, pressurized type Ω water seal arrangement 9 can directly adopt to go out in the market
The finished product sold is installed, and by pressurized type Ω water seal arrangement 9 by being clamped in pressurized type Ω water seal external support plate 15 and filling
In pressure type Ω water seal between support plate 16 after be mounted on rectangle frame 8 again, and closing tail water cooler down-the-hole bulkhead gate 5
When pressurized type Ω water seal arrangement 9 water seal head can be contacted with water seal seat board 6；It is equipped in pressurized type Ω water seal external support plate 15
The communicating pipe 17 that the inner cavity of pressurized type Ω water seal arrangement 9 can be made to be connected with water body；When production, preferably by rectangle frame 8 using by
Composition rectangle frame is reconnected after the T-type beam 12 that flange plate 10 and web 11 are welded into, and makes the surface rectangle frame 8 of flange plate 10
Surface；For enhancing structure intensity, stiffening plate 13 can be set between the T-type beam 12 and gate panel 7；By pressurized type Ω
Support plate 16 is fixed on group by bolt 14 in water seal arrangement 9, pressurized type Ω water seal external support plate 15 and pressurized type Ω water seal
On the flange plate 10 of rectangular frame 8；When production, by the web 11 of aforementioned T-type beam 12 by epiplastron 18, bottom web 19 and two sides
Perpendicular web 20 is welded to form rectangular configuration, and makes the top girder web plate of epiplastron 18 Yu tail water cooler down-the-hole bulkhead gate 5
21 positions are corresponding, keep bottom web 19 corresponding with small 22 position of web of basic skill or training's word of tail water cooler down-the-hole bulkhead gate 5, simultaneously
Corresponding with perpendicular 20 position of web reinforcement partition 23 is set on tail water cooler down-the-hole bulkhead gate 5.
Tail water inspection is shared when it is implemented, being arranged on the Inlet and outlet water hole 2 of the tail water cooler placement platform 1 of unit side
Repair the tail water cooler down-the-hole bulkhead gate 5 of gate recess 3 Yu opening and closing device 4；Rectangular arrangement is set on Inlet and outlet water hole 2
Sealing seat board 6；The gate panel 7 of tail water cooler down-the-hole bulkhead gate 5 is arranged in unit side；And it is set on gate panel 7
Set rectangle frame 8；Pressurized type Ω water seal arrangement 9 is set on rectangle frame 8；By rectangle frame 8 by 11 welding group of flange plate 10 and web
At being welded into rectangle frame again after T-type beam 12；Stiffening plate 13 is set simultaneously between T-type beam 12 and gate panel 7 and reinforces intensity；?
Support plate 16 in pressurized type Ω water seal external support plate 15 and pressurized type Ω water seal is set on flange plate 10, pressurized type Ω water seal is filled
It sets 9 two sides to be pressed in pressurized type Ω water seal external support plate 15 and pressurized type Ω water seal between support plate 16, while in pressurising
Communicating pipe 17 is set on formula Ω water seal external support plate 15；By pressurized type Ω water seal arrangement 9, pressurized type Ω water seal external support plate 15 and
Support plate 16 is fixed on flange plate 10 by bolt 14 in pressurized type Ω water seal；When production, preferably fill pressurized type Ω water seal
The center line set is corresponding with 11 position of center line of web of T-type beam 12, makes the center line and sealing seat of pressurized type Ω water seal arrangement 9
6 position of center line of plate is corresponding；When being welded to form rectangle frame 8, by the web 11 of T-type beam 12 by epiplastron 18, bottom web 19 and
Two sides erect web 20 and are welded to form rectangular configuration, while keeping epiplastron 18 corresponding with top 21 position of girder web plate, make bottom web 19
It is corresponding with small 22 position of web of basic skill or training's word；By the position setting of perpendicular web 20 and adding for tail water cooler down-the-hole bulkhead gate 5
Strong partition 23 is corresponding.
Claims (7)
1. a kind of water sealing method of tail water cooler down-the-hole bulkhead gate, it is characterised in that: in advance in the side of Inlet and outlet water hole
The sealing seat board of rectangular arrangement is pressed in upper setting, and on the gate panel for being located at unit side of tail water cooler down-the-hole bulkhead gate
Rectangle frame is set, while pressurized type Ω water seal arrangement is set on rectangle frame, when tail water cooler down-the-hole bulkhead gate is closed,
Pressurized type Ω water seal arrangement should be enable to contact with sealing seat board, while setting can make to fill on tail water cooler down-the-hole bulkhead gate
The communicating pipe that the inner cavity of pressure type Ω water seal arrangement can be communicated with outside body of water；It in this way can be in tail water cooler down-the-hole bulkhead gate
After closing and pressurized type Ω water seal arrangement are contacted with sealing seat board, external water body is pressed by pressurized type Ω water by communicating pipe
In the inner cavity of seal apparatus, water body is set to press from water seal head of the inside to pressurized type Ω water seal arrangement, to make water seal head and sealing
Seat board is in close contact, and can be effectively improved the water-stagnating effect of tail water cooler down-the-hole bulkhead gate in this way, is effectively ensured simultaneously
Water-stagnating effect of the tail water cooler down-the-hole bulkhead gate when downstream ordinary water level is larger to tail water cooler mounting platform height.
2. a kind of water seal arrangement of tail water cooler down-the-hole bulkhead gate, including the tail water cooler placement platform in unit side
(1) two sides of Inlet and outlet water hole (2) are equipped with shared tail water overhauling gate recess (3), in tail water overhauling gate recess (3)
It is placed with tail water cooler down-the-hole bulkhead gate (5), on Inlet and outlet water hole (2), tail water overhauling gate recess sets above (3)
There is the opening and closing device (4) for controlling tail water cooler down-the-hole bulkhead gate (5) lifting, it is characterised in that: in Inlet and outlet water hole
(2) the sealing seat board (6) by rectangular arrangement, the gate on tail water cooler down-the-hole bulkhead gate (5) are provided on side
It is provided with rectangle frame (8) on panel (7), pressurized type Ω water seal arrangement (9) is provided on the surface of rectangle frame (8), and fill
Pressure type Ω water seal arrangement (9) is by being clamped in support plate (16) in pressurized type Ω water seal external support plate (15) and pressurized type Ω water seal
Between after be mounted on rectangle frame (8), and tail water cooler down-the-hole bulkhead gate (5) close when pressurized type Ω water seal arrangement
(9) water seal head can be contacted with water seal seat board (6)；Pressurized type Ω water can be made by being equipped in pressurized type Ω water seal external support plate (15)
The communicating pipe (17) that the inner cavity of seal apparatus (9) is connected with water body.
3. the water seal arrangement of tail water cooler down-the-hole bulkhead gate according to claim 2, it is characterised in that: the rectangle
T-type beam (12) connection that frame (8) is welded by flange plate (10) and web (11) forms rectangle frame, and the table of flange plate (10)
Face is the surface of rectangle frame (8).
4. the water seal arrangement of tail water cooler down-the-hole bulkhead gate according to claim 3, it is characterised in that: in the T
Stiffening plate (13) are provided between type beam (12) and gate panel (7).
5. the water seal arrangement of tail water cooler down-the-hole bulkhead gate according to claim 3, it is characterised in that: the pressurising
Support plate (16) passes through bolt in formula Ω water seal arrangement (9), pressurized type Ω water seal external support plate (15) and pressurized type Ω water seal
(14) it is fixed on flange plate (10).
6. the water seal arrangement of tail water cooler down-the-hole bulkhead gate according to claim 3, it is characterised in that: aforementioned T-type
The web (11) of beam (12) is welded to form rectangular configuration by the perpendicular web (20) of epiplastron (18), bottom web (19) and two sides, and
And epiplastron (18) is corresponding with top girder web plate (21) position of tail water cooler down-the-hole bulkhead gate (5), bottom web (19) with
The small web of basic skill or training's word (22) position of tail water cooler down-the-hole bulkhead gate (5) is corresponding.
7. the water seal arrangement of tail water cooler down-the-hole bulkhead gate according to claim 6, it is characterised in that: in tail water cooling
But reinforcement partition (23) corresponding with perpendicular web (20) position is provided on device down-the-hole bulkhead gate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910104296.4A CN109853488B (en) | 2019-02-01 | 2019-02-01 | Water sealing method and device for down-the-hole overhaul gate of tail water cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910104296.4A CN109853488B (en) | 2019-02-01 | 2019-02-01 | Water sealing method and device for down-the-hole overhaul gate of tail water cooler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109853488A true CN109853488A (en) | 2019-06-07 |
| CN109853488B CN109853488B (en) | 2024-03-26 |
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ID=66897581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910104296.4A Active CN109853488B (en) | 2019-02-01 | 2019-02-01 | Water sealing method and device for down-the-hole overhaul gate of tail water cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109853488B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517846A (en) * | 2018-06-08 | 2018-09-11 | 中国电建集团贵阳勘测设计研究院有限公司 | Tail water cooler device convenient to overhaul |
| CN112921941A (en) * | 2021-02-22 | 2021-06-08 | 中国葛洲坝集团机械船舶有限公司 | Floating type access door water seal replacing method |
| CN115030115A (en) * | 2022-06-22 | 2022-09-09 | 中国电建集团华东勘测设计研究院有限公司 | Hydraulic operation valve system capable of replacing tail gate chamber gate and headstock gear of pumped storage power station |
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| CN108517846A (en) * | 2018-06-08 | 2018-09-11 | 中国电建集团贵阳勘测设计研究院有限公司 | Tail water cooler device convenient to overhaul |
| CN210066670U (en) * | 2019-02-01 | 2020-02-14 | 中国电建集团贵阳勘测设计研究院有限公司 | Water seal device of tail water cooler down-hole overhaul gate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20100209192A1 (en) * | 2006-06-23 | 2010-08-19 | Hans Christian Behm | Adjustable weir for hydroelectric dam installations |
| CN203320497U (en) * | 2013-06-07 | 2013-12-04 | 中国水电顾问集团贵阳勘测设计研究院 | Tail water maintenance gate for power station |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517846A (en) * | 2018-06-08 | 2018-09-11 | 中国电建集团贵阳勘测设计研究院有限公司 | Tail water cooler device convenient to overhaul |
| CN108517846B (en) * | 2018-06-08 | 2024-05-28 | 中国电建集团贵阳勘测设计研究院有限公司 | Tail water cooler device convenient to overhaul |
| CN112921941A (en) * | 2021-02-22 | 2021-06-08 | 中国葛洲坝集团机械船舶有限公司 | Floating type access door water seal replacing method |
| CN115030115A (en) * | 2022-06-22 | 2022-09-09 | 中国电建集团华东勘测设计研究院有限公司 | Hydraulic operation valve system capable of replacing tail gate chamber gate and headstock gear of pumped storage power station |
| CN115030115B (en) * | 2022-06-22 | 2024-01-26 | 中国电建集团华东勘测设计研究院有限公司 | Hydraulic operation valve system capable of replacing gate of tail gate chamber of pumping and storing station and hoist |
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| Publication number | Publication date |
|---|---|
| CN109853488B (en) | 2024-03-26 |
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