CN208995988U - A kind of leakage water system of high drop dam - Google Patents
A kind of leakage water system of high drop dam Download PDFInfo
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- CN208995988U CN208995988U CN201821268665.0U CN201821268665U CN208995988U CN 208995988 U CN208995988 U CN 208995988U CN 201821268665 U CN201821268665 U CN 201821268665U CN 208995988 U CN208995988 U CN 208995988U
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- well pump
- sump
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Abstract
The utility model discloses a kind of leakage water systems of high drop dam, including electrical house, sump, the pump house being arranged in above sump；Diving deep-well pump group equipped with percolating water in pump drainage sump in pump house, electrical house setting is higher elevation in opposite sump, electrical house overhauls hoist shaft to high drop is opened up between pump house, the top of high drop maintenance hoist shaft is equipped with high lift bridge machine, high lift bridge machine is arranged at the top of electrical house, and Gao Yangcheng bridge machine is used for from diving deep-well pump group is fallen in high drop maintenance hoist shaft to facilitate it to install or rise diving deep-well pump group from high drop maintenance hoist shaft to facilitate its maintenance；Lifting pipe is connected above diving deep well pump, lifting pipe upper end connects drainpipe.Under conditions of electrical house is placed on higher elevation by the leakage water system of high drop dam provided by the utility model, can obtain preferable operation and maintenance environment, while equipment is in drier again, equipment life can obtain biggish extension.
Description
Technical field
The utility model belongs to water conservancy and hydropower technical field, more particularly, to a kind of leakage water system of high drop dam.
Background technique
With the development of China's hydropower, there are also many induced joints or extra-high arch dam constantly to build, seepage of dam draining
The setting of system should more be able to achieve convenient to overhaul and maintenance；China is additionally provided with more high drop vertical mine and close simultaneously
Phase sends out the high drop underground type nuclear power vertical shaft of exhibition, there is a possibility that using above-mentioned Leakage water system.It is therefore desirable to the greatest extent may be used
The operating condition of overhaul of the equipments and maintenance can be improved, equipment operational reliability is improved and has become common recognition.
For being provided with the hydraulic and hydroelectric engineering of high drop dam, large-scale cushion pool, it is required to setting Leakage water system.
Due to the ground of dam and the percolating water of cushion pool collect gallery elevation be required to be arranged it is lower, in this way could be by dam body
Percolating water and plunge pool floor under percolating water all collect and collect, pump drainage is gone out.Since elevation is lower, equipment
Arrangement and installation condition and running environment it is poor, the main bottom gallery that shows is moist, and ventilation condition is poor, transportation condition
Inconvenience can not have vehicle or jacking system directly to reach the equipment installation ground of bottom, and equipment transhipment is difficult, to installation and maintenance
The work of service personnel brings great inconvenience.
And current dam and cushion pool Leakage water system scheme is mainly that multi-pass is crossed setting large aperture deep-well or incited somebody to action
Motor and control cabinet pump group are placed on sump platform.For large aperture deep well submerged pump group, i.e. electrical house and diving deep-well
Pump group is separately positioned on different elevations, and large-scale bogey is provided in heavy caliber well head, and high drop lifting pipe uses flange
The biggish standard lifting pipe tube coupling of quantity will be arranged in connection, such mode, then need to remove respectively in units' installation and maintenance
Water pipe section and respectively dismounting are fixed on the power cable to pump up water on tube coupling, bring inconvenience to operations staff, while needing to exist
Well head is arranged biggish load bearing equipment, and the electrical pump house on top needs to be arranged biggish installation space to stack and to split out
It pumps up water tube coupling and pump group, the size of the electrical pump house in top is increased, simultaneously because the bridge machine on top needs to lift all lifting pipes
And pump group, rated load weight are also larger.And will draw water pump group and control cabinet are arranged on sump platform, then due to lower part
Running environment it is poor, equipment be easy dampness, failure is larger, since equipment is on sump platform, personnel for a long time in lower part
Work, affects to the health of personnel.It is influenced by the structure of dam, the sump size of dam is in width and depth
Direction is restricted, therefore planar dimension is larger, is mainly shown as that sump length direction is generally longer, due to pump group collection
Middle arrangement, sump are easier to deposit, and above-mentioned two scheme is relatively difficult to resolve certainly sump siltation problem.
Utility model content
The purpose of this utility model is that for the deficiency mentioned in background technique, a kind of high drop dam is provided
Leak water system.
For this purpose, the above-mentioned purpose of the utility model is achieved through the following technical solutions:
The leakage water system of a kind of leakage water system of high drop dam, the high drop dam is arranged in high drop dam
Interior, the leakage water system of the high drop dam includes electrical house, sump, the pump house being arranged in above sump；The pump
The diving deep-well pump group of percolating water in pump drainage sump is equipped in room, elevation is higher than the height where sump where the electrical house
Journey, the electrical house are equipped with height to high drop maintenance hoist shaft, the top of the high drop maintenance hoist shaft is opened up between pump house
Lift bridge machine, the high lift bridge machine be used for from high drop maintenance hoist shaft in fall diving deep-well pump group with facilitate its install or
Person rises diving deep-well pump group from high drop maintenance hoist shaft to facilitate its maintenance；Lifting pipe is connected above diving deep well pump,
The lifting pipe upper end connects drainpipe.
While by adopting the above technical scheme, the utility model can also be used or be combined using further below
Technical solution:
Preferably, inspection platform is equipped with above the sump, the inspection platform is equipped with pump group mobile platform, described
It dives under water and is equipped with connecting flange between deep well pump and lifting pipe, the lower section of connecting flange is arranged in pump group mobile platform；The maintenance
Diving deep well pump maintenance snap ring is equipped between platform and connecting flange；The diving deep well pump maintenance snap ring is deep for realizing diving
Installation and dismounting between well pump and lifting pipe, the pump group mobile platform are deep for realizing the diving do not installed or removed
Movement of the well pump on inspection platform.
Preferably, it is equipped with suspender on the outside of the diving deep well pump, sets that there are two suspension hook, the tops of the pump house on the suspender
Portion is equipped with electric block, and the electric block is connected with a suspension hook on suspender, another suspension hook of suspender with soar
Bridge machine suspension hook on Cheng Qiaoji is connected to realize that diving deep well pump is turned to fall to electronic calabash by the bridge machine suspension hook on high lift bridge machine
Lu Shang.
Preferably, the top of the pump house is additionally provided with auxiliary suspension hook near lifting pipe, and the auxiliary suspension hook is equipped with
Chain block, another suspension hook of the chain block connection suspender are simultaneously matched with electric block to realize the deep-well that will dive under water
Pump, which is moved on inspection platform, install or remove from inspection platform.
Preferably, the drainpipe is connected with the first main sewer and the second main sewer respectively, first draining
General pipeline is connected in the cushion pool after dam, and second main sewer is connected in the gutter of bank slope riding track through dam rear axle；
The first isolating valve and the second isolating valve are respectively equipped on first main sewer and the second main sewer to realize the first draining
Draining switching between general pipeline and the second main sewer.
Preferably, pump slot is equipped in the sump, the pump slot is for being mounted diving deep well pump.
Preferably, dredging partition wall is equipped in the sump, space in sump is separated into multiple by the dredging partition wall
Region, the lifting pipe that diving deep well pump is equipped in the sump of dredging partition wall two sides and is connected with diving deep well pump.
Preferably, it is arranged in the position close to diving deep well pump towards what sump direction was arranged on the lifting pipe and pumps up water
Pipe drainpipe, the lifting pipe drainpipe are equipped with lifting pipe drainpipe service valve.
Preferably, the bracket for being used to support drainpipe is equipped with below the drainpipe.
For being provided with the hydraulic and hydroelectric engineering of high drop dam, large-scale cushion pool, it is required to setting Leakage water system,
Due to the ground of dam and the percolating water of cushion pool collect gallery elevation be required to it is lower, in this way could be by the infiltration of dam body
Percolating water under leak and plunge pool floor is all collected and is collected, since elevation is lower, the arrangement and peace of equipment
Dress environment is reported to the leadship after accomplishing a task, and can not have vehicle or jacking system directly to reach the equipment installation ground of bottom, to installation and Maintenance and Repair people
The work of member brings great inconvenience.
The beneficial effects of the utility model are as follows:
(1) electrical house is placed on higher elevation by the leakage water system of high drop dam provided by the utility model,
Preferable operation and maintenance environment can be obtained, while under conditions of equipment is in drier again, equipment life can obtain larger
Extension.Maintenance is greatly improved from electrical house to the lifting pipe between pump house using embedding manner, while being also convenient for constructing,
The inspection platform and lifting appliance (electric block and chain block) of bottom can facilitate overhaul of the equipments, facilitate diving deep-well pump group
It is removed or is installed, improve overhaul efficiency, improve maintenance environment.
(2) the leakage water system of high drop dam provided by the utility model is provided with two-way drainage path, arranges all the way
It in cushion pool after to dam, is drained into all the way by dam rear axle in the gutter of side slope riding track, leakage is immediately discharged to downstream, realizes
The Secondary Transport of seepage drainage, facilitates the maintenance of cushion pool when cushion pool maintenance, ensure that personnel when cushion pool maintenance
Safety.
(3) inspection platform, the dredging partition wall, electricity of the leakage water system setting of high drop dam provided by the utility model
Dynamic cucurbit and high lift bridge machine, high drop overhaul hoist shaft, can be realized dredging draining in sump and switch, can be in dry type
Sump dredging is realized under environment, while can be transported to electrical house using inspection platform and electric block, utilizes motor vehicle
Be directly transported to outside factory, significantly improve the service condition of sump, avoid diving deep well pump due in sump silt it is heavy
The sharply reduction for manufacturing into sump dischargeable capacity avoids the reduction due to sump dischargeable capacity from causing the frequency of diving deep well pump
Numerous starting.
Detailed description of the invention
Fig. 1 is a kind of floor plan of the leakage water system of high drop dam provided by the utility model.
Fig. 2 is a kind of side schematic view of the leakage water system of high drop dam provided by the utility model.
Fig. 3 is a kind of front schematic view of the leakage water system of high drop dam provided by the utility model.
Specific embodiment
The utility model is described in further detail referring to the drawings and specific embodiments.
A kind of leakage water system of high drop dam, including electrical house 1, sump 2, the pump that 2 top of sump is arranged in
Room 3；4 groups of diving deep well pump equipped with percolating water in pump drainage sump 2 in pump house 3,1 place elevation of electrical house is higher than sump 2
The elevation at place, electrical house 1 are set to high drop maintenance hoist shaft 5, the top of high drop maintenance hoist shaft 5 is opened up between pump house 3
There is high lift bridge machine 6, the setting of Gao Yangcheng bridge machine 6 is used to overhaul hoist shaft 5 from high drop in 1 top of electrical house, Gao Yangcheng bridge machine 6
4 groups of middle whereabouts diving deep well pump to facilitate it to install or rise 4 groups of deep well pump of diving from high drop maintenance hoist shaft 5 with side
Just it is overhauled；Lifting pipe 7 is connected above diving deep well pump 4,7 upper end of lifting pipe connects drainpipe 8.
Above sump 2 be equipped with inspection platform 9, inspection platform 9 be equipped with pump group mobile platform 10, diving deep well pump 4 with
Connecting flange 11 is equipped between lifting pipe 7, the lower section of connecting flange 11 is arranged in pump group mobile platform 10；Inspection platform 9 and company
Diving deep well pump maintenance snap ring 12 is equipped between acting flange 11；Deep well pump maintenance snap ring 12 dive under water for realizing diving deep well pump 4
Installation and dismounting between lifting pipe 7, pump group mobile platform 10 is for realizing the diving deep well pump 4 do not installed or removed
Movement on inspection platform 9.
It is equipped with suspender 13 on the outside of diving deep well pump 4, is set on suspender 13 there are two suspension hook 14, the top of pump house 3 is equipped with electronic
Cucurbit 15, electric block 15 are connected with a suspension hook on suspender 13, another suspension hook of suspender 13 and high lift bridge machine 6
On bridge machine suspension hook 16 be connected with realize diving deep well pump 4 fallen by 16 turns of bridge machine suspension hook on high lift bridge machine 6 to electronic calabash
On reed 15.Deep well pump 4 of diving under water can be hung to using electric block 15 and carry out the clear of the dirty dirt of inspection and outside on inspection platform 9
Reason, can also be by mobile supreme 5 lower section of drop maintenance hoist shaft of diving deep well pump 4, and is passed through by the suspension hook of high lift bridge machine 6
The high drop maintenance hoist shaft 5 of heavy caliber is hoisted in electrical house 1, then is transported to outside factory and is handled by the outside channel of electrical house 1.
The top of pump house 3 is additionally provided with auxiliary suspension hook 17 near lifting pipe 7, and auxiliary suspension hook 17 is equipped with chain block
(not shown), another suspension hook of chain block connection suspender 13 are simultaneously matched with electric block 15 to realize and will dive under water
Deep well pump 4, which is moved on inspection platform 9, install or remove from inspection platform 9.
Drainpipe 8 is connected with the first main sewer 18 and the second main sewer 19 respectively, the connection of the first main sewer 18
In cushion pool after to dam, the second main sewer 19 is connected in the gutter of bank slope riding track through dam rear axle；First draining is total
The first isolating valve 20 and the second isolating valve 21 are respectively equipped on pipe 18 and the second main sewer 19 to realize the first main sewer 18
And the second draining switching between main sewer 19.
Pump slot 22 is equipped in sump 2, pump slot 22 is for being mounted diving deep well pump 4.
Dredging partition wall 23 is equipped in sump 2, space in sump 2 is separated into multiple regions, dredging by dredging partition wall 23
The lifting pipe 7 for being equipped with diving deep well pump 4 in the sump 2 of 23 two sides of partition wall and being connected with diving deep well pump 4.
The bracket 24 for being used to support drainpipe 8 is equipped with below drainpipe 8.
When deep well pump 4 of diving under water overhauls, overhauled using auxiliary suspension hook 17 and setting that 11 top of connecting flange is arranged in
Diving deep well pump maintenance snap ring 12 on platform 9 realizes the dismounting and displacement of diving deep well pump 4.By being arranged in inspection platform 9
On the deep well pump 4 that will dive under water of pump group mobile platform 10 be moved to the lower section of monorail motor cucurbit 15, will be dived under water using electric block 15
Deep well pump 4 is moved to below high drop hoist shaft, is started high lift bridge machine 6, is made 16 downlink of bridge machine suspension hook of high lift bridge machine 6,
It is connected using the bridge machine suspension hook 16 of high lift bridge machine 6 with a suspension hook of the top suspender 13 of diving deep well pump 4, then slowly
The suspension hook on electric block 15 is put down, produced by lifting using the suspension hook on the suspension hook and high lift bridge machine 6 on electric block 15
The horizontal lateral force to diving deep well pump 4, slowly adjust to diving deep well pump 4 to high drop maintenance hoist shaft 5,
Diving deep well pump 4 is slowly hoisted to electrical house 1 using the lifting mechanism of high lift bridge machine 6, will be dived under water using haulage vehicle deep
Well pump 4 is transported to outside factory, while the new diving deep well pump 4 outside factory is overhauled hoist shaft 5 by high drop, using identical method,
Diving deep well pump 4 is hoisted to 7 lower section of lifting pipe, is equipped with using electric block 15 and 3 top lifting pipe of pump house, 7 neighbouring position
Suspension hook 17 is assisted to realize the replacement of diving deep well pump 4.Lifting pipe 7 above inspection platform 9 is additionally provided with lifting pipe drainpipe
25 and lifting pipe drainpipe service valve 26, before 4 groups of deep well pump of maintenance diving, the inspection on lifting pipe drainpipe 25 can be opened
Valve 26 is repaired, is discharged using the ponding that lifting pipe drainpipe 25 dives under water high drop in 4 lifting pipe 7 of deep well pump, it is convenient to overhaul.
Lifting pipe 7 is embedded in mass concrete, and lifting pipe 7 is collected in general pipeline in electrical house 1.Main sewer point
Two-way arrangement, the first main sewer 18 drain into the cushion pool in dam downstream；Second main sewer 19 drains into the horse of two sides side slope
In gutter in road.When operating normally, opens the first isolating valve 20, closes the second isolating valve 21, collect in lifting pipe 7
The first main sewer 18 is set, and is emitted into the cushion pool in dam downstream；It is when being overhauled to cushion pool, then total by draining
On pipeline valve transfer operation, that is, close the first isolating valve 20, open the second isolating valve 21, by the water of lifting pipe 7 switch to
Second main sewer 19, is laid in the riding track for being emitted into two sides side slope to the main sewer of two sides side slope riding track by dam rear axle
Gutter in, can be realized cushion pool maintenance when switched, facilitate cushion pool to overhaul under dry type environment.
Above-mentioned specific embodiment is used to illustrate the utility model, the only preferred embodiment of the utility model, and
It is not to limit the utility model, it is practical new to this in the spirit and scope of protection of the claims of the utility model
Any modification, equivalent substitution, improvement and etc. that type is made, both fall within the protection scope of the utility model.
Claims (9)
1. a kind of leakage water system of high drop dam, which is characterized in that the leakage water system setting of the high drop dam exists
In high drop dam, the leakage water system of the high drop dam includes electrical house, sump, the pump being arranged in above sump
Room；Diving deep-well pump group equipped with percolating water in pump drainage sump in the pump house, elevation is higher than and catchments where the electrical house
Elevation where well, the electrical house overhaul hoist shaft to high drop maintenance hoist shaft, the high drop is opened up between pump house
Top is equipped with high lift bridge machine, and the high lift bridge machine is used to from high drop maintenance hoist shaft fall diving deep-well pump group with side
Just it is installed or rises diving deep-well pump group from high drop maintenance hoist shaft to facilitate its maintenance；Connect above diving deep well pump
Lifting pipe is connect, the lifting pipe upper end connects drainpipe.
2. the leakage water system of high drop dam according to claim 1, which is characterized in that be equipped with above the sump
Inspection platform, the inspection platform are equipped with pump group mobile platform, and connection method is equipped between diving deep well pump and the lifting pipe
The lower section of connecting flange is arranged in orchid, pump group mobile platform；Diving deep well pump is equipped between the inspection platform and connecting flange
Overhaul snap ring；The diving deep well pump maintenance snap ring is for realizing the installation and dismounting between diving deep well pump and lifting pipe, institute
The movement that pump group mobile platform is stated for realizing the diving deep well pump do not installed or removed on inspection platform.
3. the leakage water system of high drop dam according to claim 1, which is characterized in that on the outside of the diving deep well pump
Equipped with suspender, set on the suspender there are two suspension hook, the top of the pump house is equipped with electric block, the electric block and suspender
On a suspension hook be connected, another suspension hook of suspender be connected with the bridge machine suspension hook on high lift bridge machine with realize diving
Deep well pump is turned to fall to electric block by the bridge machine suspension hook on high lift bridge machine.
4. the leakage water system of high drop dam according to claim 3, which is characterized in that raising at the top of the pump house
Auxiliary suspension hook is additionally provided near water pipe, the auxiliary suspension hook is equipped with chain block, and the chain block connects the another of suspender
An outer suspension hook and matched with electric block with realize will diving deep well pump be moved on inspection platform carry out installation or from
It is removed on inspection platform.
5. the leakage water system of high drop dam according to claim 1, which is characterized in that the drainpipe is respectively with
One main sewer and the second main sewer are connected, and first main sewer is connected in the cushion pool after dam, and described
Two main sewers are connected in the gutter of bank slope riding track through dam rear axle；Divide on first main sewer and the second main sewer
Not She You the first isolating valve and the second isolating valve to realize that the draining between the first main sewer and the second main sewer switches.
6. the leakage water system of high drop dam according to claim 1, which is characterized in that be equipped with pump in the sump
Slot, the pump slot is for being mounted diving deep well pump.
7. the leakage water system of high drop dam according to claim 1, which is characterized in that be equipped in the sump clear
Space in sump is separated into multiple regions by silt partition wall, the dredging partition wall, in the sump of dredging partition wall two sides
Equipped with diving deep well pump and the lifting pipe being connected with diving deep well pump.
8. the leakage water system of high drop dam according to claim 1, which is characterized in that close on the lifting pipe
The lifting pipe drainpipe arranged towards sump direction is arranged in the position of diving deep well pump, and the lifting pipe drainpipe is equipped with and raises
Water pipe drainpipe service valve.
9. the leakage water system of high drop dam according to claim 1, which is characterized in that be equipped with below the drainpipe
It is used to support the bracket of drainpipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821268665.0U CN208995988U (en) | 2018-08-08 | 2018-08-08 | A kind of leakage water system of high drop dam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821268665.0U CN208995988U (en) | 2018-08-08 | 2018-08-08 | A kind of leakage water system of high drop dam |
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| Publication Number | Publication Date |
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| CN208995988U true CN208995988U (en) | 2019-06-18 |
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| CN201821268665.0U Active CN208995988U (en) | 2018-08-08 | 2018-08-08 | A kind of leakage water system of high drop dam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110820694A (en) * | 2018-08-08 | 2020-02-21 | 中国电建集团华东勘测设计研究院有限公司 | Water leakage system of high-fall dam |
-
2018
- 2018-08-08 CN CN201821268665.0U patent/CN208995988U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110820694A (en) * | 2018-08-08 | 2020-02-21 | 中国电建集团华东勘测设计研究院有限公司 | Water leakage system of high-fall dam |
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