CN216615691U - Water retaining structure for flood control of pumped storage power station - Google Patents

Water retaining structure for flood control of pumped storage power station Download PDF

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Publication number
CN216615691U
CN216615691U CN202123160579.2U CN202123160579U CN216615691U CN 216615691 U CN216615691 U CN 216615691U CN 202123160579 U CN202123160579 U CN 202123160579U CN 216615691 U CN216615691 U CN 216615691U
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China
Prior art keywords
transmission shaft
clutch
concrete
storage power
pumped storage
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Active
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CN202123160579.2U
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Chinese (zh)
Inventor
任鑫
张祥富
陈天乐
宋华涛
左程
陈颖之
彭弘钢
李麟峰
胡岳
李隆飞
丁任权
郑彬彬
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Hunan Pingjiang Pumped Storage Co ltd
State Grid Xinyuan Co Ltd
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Hunan Pingjiang Pumped Storage Co ltd
State Grid Xinyuan Co Ltd
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Priority to CN202123160579.2U priority Critical patent/CN216615691U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A10/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
    • Y02A10/30Flood prevention; Flood or storm water management, e.g. using flood barriers

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Abstract

The utility model discloses a flood control water retaining structure for a pumped storage power station, which comprises a concrete waterproof edge, an impeller, a waterproof wall and a linkage mechanism, wherein a drainage well is arranged at the top of the concrete waterproof edge, a drainage channel is arranged at the bottom of the drainage well, the impeller is arranged in the drainage well, the waterproof wall is hinged to the top of the concrete waterproof edge, the linkage mechanism comprises a push rod, a lifting screw rod, a first transmission shaft, a second transmission shaft, a gear pair and a lifting transmission piece, the first transmission shaft, the second transmission shaft and the lifting transmission piece are rotatably arranged in the concrete waterproof edge, the lifting screw rod is in threaded connection with the lifting transmission piece, the first transmission shaft is connected with the lifting transmission piece, the second transmission shaft is connected with the impeller through the gear pair, the push rod is hinged with the lifting screw rod and the waterproof wall, a clutch is arranged between the first transmission shaft and the second transmission shaft, a clutch button is arranged at the top of the concrete waterproof edge, and the clutch button is connected with the clutch. This water retaining structure for flood control of pumped storage power station can in time prevent water and break off the impeller and be connected with the bulkhead, reduces to damage increase of service life.

Description

Water retaining structure for flood control of pumped storage power station
Technical Field
The utility model relates to the technical field of river channel flood control and water prevention, in particular to a water retaining structure for flood control of a pumped storage power station.
Background
The water-proof wall is a concrete or masonry water-retaining structure which can ensure flood-proof safety or other special requirements of towns and important industrial and mining enterprises, along rivers and coastal areas, and its function is identical to that of dike
But most for the pumped storage power station flood control manger plate structure at present can not erect the bulkhead automatically, need the manual work to carry the grit, not only extravagant manpower and materials, inefficiency moreover is unsuitable for extensive popularization, in use in addition, needs a large amount of time and energy to carry out the maintenance in later stage. Some can be automatic the waterproof wall of erectting, after the waterproof wall is erect, passive timely disconnection of power supply appears damaging easily, and life is short, and the maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a flood-proof water retaining structure for a pumped storage power station, which can realize timely water prevention, can disconnect the linkage connection of an impeller and a waterproof wall in time, reduce damage, prolong service life and reduce maintenance cost.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a flood control water retaining structure for a pumped storage power station comprises a concrete waterproof edge, an impeller, a waterproof wall and a linkage mechanism, wherein a drainage well is arranged at the top of the concrete waterproof edge, the bottom of the drainage well is communicated with a drainage channel, the impeller is rotatably arranged in the drainage well, the waterproof wall can be hinged to the top of the concrete waterproof edge in an up-and-down overturning manner and is positioned on the outer side of the drainage well, the impeller is connected with the waterproof wall through the linkage mechanism to enable the waterproof wall to be overturned upwards for water prevention, the linkage mechanism comprises a push rod, a lifting screw rod, a first transmission shaft, a second transmission shaft, a gear pair and a lifting transmission member for driving the lifting screw rod to lift, the first transmission shaft, the second transmission shaft and the lifting transmission member are all rotatably arranged in the concrete waterproof edge, the lifting screw rod penetrates through the center of the lifting transmission member and is in threaded connection with the lifting transmission member, and the first transmission shaft is in linkage connection with the lifting transmission member, the second transmission shaft passes through the gear pair and is connected with the rotation axis of impeller, the one end of push rod is articulated with the top of lift lead screw, the other end is articulated with the water proof wall, be equipped with the clutch between first transmission shaft and the second transmission shaft, the top on concrete is prevented the limit is equipped with the separation and reunion button, the separation and reunion button is connected with the clutch, when turning over on the water proof wall and target in place, the water proof wall supports tightly on the separation and reunion button, the clutch makes first transmission shaft and second transmission shaft separation.
As a further improvement of the above technical solution:
the clutch comprises a clutch sleeve and an elastic piece, the clutch sleeve is slidably sleeved on the first transmission shaft and the second transmission shaft and connected with splines of the first transmission shaft and the second transmission shaft, the elastic piece is arranged between the clutch sleeve and the concrete edge, the clutch button comprises a mounting seat, a pressing column and a pull rope, the mounting seat is arranged on the concrete edge, the pressing column is slidably arranged on the mounting seat, one end of the pressing column is connected with the clutch sleeve through the pull rope, and the other end of the pressing column is arranged as a pressing end which is used for being tightly abutted to a waterproof wall.
The lifting transmission part is a first bevel gear, a second bevel gear is arranged on the first transmission shaft, and the first bevel gear is meshed with the second bevel gear.
The gear pair comprises a third helical gear and a fourth helical gear which are meshed with each other, the third helical gear is arranged on the second transmission shaft, and the fourth helical gear is fixed on a rotating shaft of the impeller.
One side interval of waterproof wall is fixed with hinge bar and bracing piece, the one end that the waterproof wall was kept away from to the hinge bar articulates in the concrete edge of preventing, the push rod is articulated with the middle part of bracing piece.
The top on concrete edge is equipped with raises the post, the hinge bar is articulated with raising the post.
And when the waterproof wall turns upwards, the bottom of the waterproof wall is tightly propped against the propping surface.
And a sealing gasket is arranged on the abutting surface.
The concrete waterproof edge is provided with a cover plate above the sewer well, the cover plate is provided with a water inlet, and the water inlet is positioned above the sewer well in an inclined mode.
And a water baffle is arranged at the bottom of the cover plate.
Compared with the prior art, the utility model has the advantages that:
according to the flood control water retaining structure for the pumped storage power station, when water is not prevented, the waterproof wall is in a downward-turning horizontal state, and landscapes on two sides of a river channel are not influenced; when flood comes and needs be waterproof, flood flows into in the lower well in order to promote the impeller rotatory in the river course earlier, and the impeller is rotatory at rotatory in-process, drives the rotation of second transmission shaft through the gear pair, and the second transmission shaft passes through the clutch and drives first transmission shaft rotatory, and first transmission shaft drives the rotation of lift driving medium, and the lift driving medium drives the lift lead screw and rises, and the lift lead screw makes the water wall turn over to vertical state through the push rod to prevent that the rivers in the river course from flowing out outside the river course. When the waterproof wall and the clutch button are in a vertical state in a contact process, the waterproof wall presses the clutch button, when the waterproof wall turns upwards to be in the vertical state, the clutch button is pressed in place, and the clutch enables the first transmission shaft and the second transmission shaft to be separated, so that linkage connection between the impeller and the waterproof wall is disconnected, the waterproof wall which turns upwards in place is prevented from limiting rotation of the impeller, damage is reduced, the service life is prolonged, and maintenance cost is reduced. This water retaining structure for flood control of pumped storage power station comes temporarily at the flood, under the effect of flood gravity, can make the automatic waterproofing function of realizing of turning over of bulkhead to, can in time break off the linkage of impeller and bulkhead and be connected, reduce the damage, increase of service life reduces the maintenance cost.
According to the flood control water retaining structure for the pumped storage power station, when the pressing column is not extruded by the waterproof wall, the clutch sleeve is connected with the first transmission shaft and the second transmission shaft through the spline under the action of the elastic force of the elastic piece, so that the rotary motion of the impeller is smoothly transmitted to the waterproof wall, and the waterproof wall turns over. When the pressing column is extruded by the waterproof wall, the pressing column slides, and the clutch sleeve is driven by the pull rope to slide, so that the clutch sleeve is separated from the second transmission shaft, and the linkage connection between the impeller and the waterproof wall is disconnected. Of course, the first transmission shaft can also be connected with an electric driver or a manual rotating mechanism so as to enable the first transmission shaft to rotate reversely and realize the downward turning reset of the waterproof wall.
Drawings
Fig. 1 is a schematic structural view of a flood-proof water retaining structure for a pumped storage power station when the flood-proof water retaining structure is not waterproof.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is a structural schematic diagram of the flood-control water retaining structure for the pumped storage power station in the waterproof process.
Fig. 4 is an enlarged view at B in fig. 3.
The reference numerals in the figures denote:
1. preventing edges of concrete; 11. lifting the column; 12. a pressing surface; 121. a gasket; 2. an impeller; 3. a waterproof wall; 31. a hinged lever; 32. a support bar; 4. a linkage mechanism; 41. a push rod; 42. a lifting screw rod; 43. a first drive shaft; 44. a gear pair; 45. lifting the transmission member; 46. a second helical gear; 47. a third bevel gear; 48. a fourth helical gear; 49. a second drive shaft; 5. a water drainage well; 51. a drainage channel; 6. a cover plate; 61. a water inlet; 62. a water baffle; 8. a clutch; 81. a clutch sleeve; 82. an elastic member; 9. a clutch button; 91. a mounting seat; 92. pressing the column; 921. pushing the end; 93. and (6) pulling a rope.
Detailed Description
The utility model will be described in further detail below with reference to the drawings and specific examples.
Fig. 1 to 4 show an embodiment of the flood protection water retaining structure for a pumped storage power station according to the present invention, which comprises a concrete waterproof edge 1, an impeller 2, a waterproof wall 3 and a linkage mechanism 4, wherein the top of the concrete waterproof edge 1 is provided with a drainage well 5, the bottom of the drainage well 5 is communicated with a drainage channel 51, the impeller 2 is rotatably disposed in the drainage well 5, the waterproof wall 3 is hinged to the top of the concrete waterproof edge 1 in a manner of being capable of being turned upside down and is located at the outer side of the drainage well 5, the impeller 2 is connected with the waterproof wall 3 through the linkage mechanism 4 to make the waterproof wall 3 turn upside down for water prevention, the linkage mechanism 4 comprises a push rod 41, a lifting screw rod 42, a first transmission shaft 43, a second transmission shaft 49, a gear pair 44 and a lifting transmission member 45 for driving the lifting screw rod 42 to lift, the first transmission shaft 43, the second transmission shaft 49 and the lifting transmission member 45 are rotatably disposed in the concrete waterproof edge 1, the lifting screw rod 42 penetrates through the center of the lifting transmission piece 45 and is in threaded connection with the lifting transmission piece 45, the first transmission shaft 43 is in linkage connection with the lifting transmission piece 45, the second transmission shaft 49 is connected with a rotating shaft of the impeller 2 through a gear pair 44, one end of the push rod 41 is hinged to the top end of the lifting screw rod 42, the other end of the push rod is hinged to the waterproof wall 3, a clutch 8 is arranged between the first transmission shaft 43 and the second transmission shaft 49, a clutch button 9 is arranged at the top of the concrete edge 1, the clutch button 9 is connected with the clutch 8, when the waterproof wall 3 turns over to the right position, the waterproof wall 3 is tightly abutted to the clutch button 9, and the clutch 8 enables the first transmission shaft 43 and the second transmission shaft 49 to be separated.
Specifically, the concrete waterproof edge 1 is arranged on the side of the river channel, the outer side of the drainage well 5 is the side far away from the river channel, and the upper port of the drainage well 5 is used for flood irrigation. When the water is not prevented, as shown in fig. 1 and fig. 2, the waterproof wall 3 is in a downward-turning horizontal state, and the landscape on the two sides of the river channel is not influenced; when flood comes and needs to be waterproof, as shown in fig. 3 and 4, the flood flows into the sewer well 5 from the river channel to push the impeller 2 to rotate, the impeller 2 drives the second transmission shaft 49 to rotate through the gear pair 44 in the rotating process, the second transmission shaft 49 drives the first transmission shaft 43 to rotate through the clutch, the first transmission shaft 43 drives the lifting transmission member 45 to rotate, the lifting transmission member 45 drives the lifting screw rod 42 to ascend, the lifting screw rod 42 enables the waterproof wall 3 to be in an upturned vertical state through the push rod 41, and therefore water in the river channel is prevented from flowing out of the river channel. When the waterproof wall 3 and the clutch button 9 are in a vertical state, the waterproof wall 3 presses the clutch button 9, when the waterproof wall 3 turns upwards to be in the vertical state, the clutch button 9 is pressed in place, and the clutch 8 enables the first transmission shaft 43 and the second transmission shaft 49 to be separated, so that linkage connection of the impeller 2 and the waterproof wall 3 is disconnected, the waterproof wall 3 which turns upwards in place is prevented from limiting rotation of the impeller 2, damage is reduced, the service life is prolonged, and maintenance cost is reduced. This water retaining structure for flood control of pumped storage power station comes temporarily at the flood, under the effect of flood gravity, can make 3 automatic upturns of bulkhead realize timely waterproof function to, can in time break off the linkage of impeller 2 and bulkhead 3 and be connected, reduce the damage, increase of service life reduces the maintenance cost.
In this embodiment, the clutch 8 includes a clutch sleeve 81 and an elastic member 82, the clutch sleeve 81 is slidably sleeved on the first transmission shaft 43 and the second transmission shaft 49, and is spline-coupled with the first transmission shaft 43 and the second transmission shaft 49, the elastic member 82 is disposed between the clutch sleeve 81 and the concrete edge 1, the clutch button 9 includes a mounting seat 91, a pressing column 92 and a pull rope 93, the mounting seat 91 is disposed on the concrete edge 1, the pressing column 92 is slidably disposed on the mounting seat 91, one end of the pressing column 92 is connected with the clutch sleeve 81 through the pull rope 93, and the other end is set as a pressing end 921 for abutting against the waterproof wall 3. When the waterproof wall 3 does not press the pressing column 92, as shown in fig. 2, the clutch sleeve 81 is kept in splined connection with the first transmission shaft 43 and the second transmission shaft 49 under the elastic force of the elastic member 82 (spring), so that the rotation of the impeller 2 is smoothly transmitted to the waterproof wall 3, and the waterproof wall 3 is turned over. When the waterproof wall 3 extrudes the pressing column 92, the pressing column 92 slides, and the pull rope 93 drives the clutch sleeve 81 to slide, so that the clutch sleeve 81 is separated from the second transmission shaft 49, and the linkage connection between the impeller 2 and the waterproof wall 3 is disconnected. Of course, the first transmission shaft 43 may also be connected to an electric driver or a manual rotation mechanism, so that the first transmission shaft 43 rotates reversely to realize the downward turning reset of the waterproof wall 3.
In this embodiment, the lifting transmission member 45 is a first bevel gear, the first transmission shaft 43 is provided with a second bevel gear 46, and the first bevel gear is engaged with the second bevel gear 46. Because the lifting screw rod 42 is arranged at the center of the first bevel gear in a penetrating way and is in threaded connection with the first bevel gear, the rotation of the first bevel gear can push the lifting screw rod 42 to lift, and when the lifting screw rod 42 is subjected to downward pressure, reverse locking force exists between the lifting screw rod 42 and the first bevel gear, so that the lifting screw rod 42 cannot descend under the action of the downward pressure, and the waterproof wall 3 is kept in an upturning waterproof state under the condition that the impeller 2 is static.
In this embodiment, the gear pair 44 includes a third helical gear 47 and a fourth helical gear 48 that are engaged with each other, the third helical gear 47 is provided on the second transmission shaft 49, and the fourth helical gear 48 is fixed to the rotation shaft of the impeller 2. The impeller 2 and the second transmission shaft 49 are in linkage connection through the third bevel gear 47 and the fourth bevel gear 48, and transmission is smooth. First transmission shaft 43, second transmission shaft 49, lift driving medium 45, first helical gear and second helical gear 46 all locate during concrete prevents limit 1, have avoided link gear 4 to soak in aqueous completely, have improved link gear 4's life, simultaneously, reach the purpose of hiding link gear 4, reduce link gear 4 and expose in the outside, occupy the exterior space.
In this embodiment, a hinge rod 31 and a support rod 32 are fixed at one side of the waterproof wall 3 at intervals, one end of the hinge rod 31 far away from the waterproof wall 3 is hinged to the concrete waterproof edge 1, and a push rod 41 is hinged to the middle of the support rod 32. Specifically, the top of the concrete edge 1 is provided with a raised column 11, and the hinge rod 31 is hinged with the raised column 11. When not waterproof, the waterproof wall 3 is supported on the top of the concrete waterproof edge 1 through the hinge rod 31 and the support rod 32, and the waterproof wall 3 is preferably in a horizontal state, so that the appearance is improved.
In this embodiment, concrete is prevented that limit 1 is equipped with between raising post 11 and lower well 5 and supports tight face 12, when the waterproof wall 3 upturns, the bottom of waterproof wall 3 supports tightly on supporting tight face 12, reaches the spacing effect of upset to waterproof wall 3, realizes better water-proof effects simultaneously.
In this embodiment, the abutting surface 12 is provided with a sealing gasket 121, so that the bottom of the waterproof wall 3 is in sealing contact with the abutting surface 12, thereby preventing water leakage and improving waterproof effect.
In this embodiment, the concrete waterproof edge 1 is provided with a cover plate 6 above the drainage well 5, the cover plate 6 is provided with a water inlet 61, and the water inlet 61 is positioned obliquely above the drainage well 5. In particular, when not waterproof, the bulkhead 3 in the turned-down state is flush with the cover plate 6, is beautiful in appearance, and can be used as a sidewalk. The water inlet 61 is located above the drainage well 5, a diversion inclined plane is arranged on one side of the drainage well 5 close to the water inlet 61, flood flows below the cover plate 6 from the water inlet 61 and then flows into the drainage well 5 along the diversion inclined plane, and the impeller 2 is rotated.
In this embodiment, a water baffle 62 is provided at the bottom of the cover plate 6. The top end of the water baffle 62 is fixedly connected with the cover plate 6, and the bottom end of the water baffle 62 extends to the upper part of the middle part of the impeller 2, so that when water inflow is overlarge, water is prevented from entering one side of the impeller 2, which is far away from the diversion inclined plane.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the utility model, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.

Claims (10)

1. The utility model provides a pumped storage power station flood control uses manger plate structure which characterized in that: including concrete side of preventing (1), impeller (2), bulkhead (3) and link gear (4), the top of concrete side of preventing (1) is equipped with well (5) down, the bottom intercommunication of well (5) has drainage channel (51), impeller (2) are rotatably located in well (5) down, bulkhead (3) can articulate in the top of concrete side of preventing (1) and lie in the outside of well (5) from top to bottom upset, impeller (2) are connected with bulkhead (3) through link gear (4), make bulkhead (3) upturn is in order to be waterproof, link gear (4) include push rod (41), lift lead screw (42), first transmission shaft (43), second transmission shaft (49), gear pair (44) and be used for driving lift transmission piece (45) that lift lead screw (42) go up and down, first transmission shaft (43), The concrete edge-protecting device is characterized in that a second transmission shaft (49) and a lifting transmission piece (45) are arranged in the concrete edge-protecting part (1) in a rotating mode, the lifting screw rod (42) penetrates through the center of the lifting transmission piece (45) and is in threaded connection with the lifting transmission piece (45), a first transmission shaft (43) is in linkage connection with the lifting transmission piece (45), the second transmission shaft (49) is connected with a rotating shaft of an impeller (2) through a gear pair (44), one end of a push rod (41) is hinged to the top end of the lifting screw rod (42), the other end of the push rod is hinged to a waterproof wall (3), a clutch (8) is arranged between the first transmission shaft (43) and the second transmission shaft (49), a clutch button (9) is arranged at the top of the concrete edge-protecting part (1), the clutch button (9) is connected with the clutch (8), when the waterproof wall (3) is turned up to the place, the waterproof wall (3) is tightly pressed against the clutch button (9), the clutch (8) separates the first drive shaft (43) and the second drive shaft (49).
2. The water retaining structure for flood control of pumped storage power stations according to claim 1, characterized in that: the clutch (8) comprises a clutch sleeve (81) and an elastic piece (82), the clutch sleeve (81) is slidably sleeved on the first transmission shaft (43) and the second transmission shaft (49) and connected with the first transmission shaft (43) and the second transmission shaft (49) in a spline mode, the elastic piece (82) is arranged between the clutch sleeve (81) and the concrete edge (1), the clutch button (9) comprises an installation seat (91), a pressing column (92) and a pull rope (93), the installation seat (91) is arranged on the concrete edge (1), the pressing column (92) is slidably arranged on the installation seat (91), one end of the pressing column (92) is connected with the clutch sleeve (81) through the pull rope (93), and the other end of the pressing column is a pressing pushing end (921) used for abutting against the waterproof wall (3).
3. The water retaining structure for flood control of pumped storage power stations according to claim 1, characterized in that: the lifting transmission piece (45) is a first bevel gear, a second bevel gear (46) is arranged on the first transmission shaft (43), and the first bevel gear is meshed with the second bevel gear (46).
4. The water retaining structure for flood control of pumped storage power stations according to claim 1, characterized in that: the gear pair (44) comprises a third helical gear (47) and a fourth helical gear (48) which are meshed with each other, the third helical gear (47) is arranged on a second transmission shaft (49), and the fourth helical gear (48) is fixed on a rotating shaft of the impeller (2).
5. The water retaining structure for flood control of pumped storage power stations according to claim 1, characterized in that: one side interval of waterproof wall (3) is fixed with articulated rod (31) and bracing piece (32), the one end that waterproof wall (3) were kept away from in articulated rod (31) articulates on concrete prevents limit (1), push rod (41) are articulated with the middle part of bracing piece (32).
6. The water retaining structure for flood control of pumped storage power stations according to claim 5, characterized in that: the top of concrete is prevented limit (1) and is equipped with and raises post (11), articulated rod (31) are articulated with raising post (11).
7. The water retaining structure for flood control of pumped storage power stations according to claim 6, characterized in that: the concrete waterproof edge (1) is provided with a abutting surface (12) between the lifting column (11) and the sewer well (5), and when the waterproof wall (3) turns upwards, the bottom of the waterproof wall (3) abuts against the abutting surface (12).
8. The water retaining structure for flood control of pumped storage power stations according to claim 7, wherein: and a sealing gasket (121) is arranged on the abutting surface (12).
9. The water retaining structure for flood control of a pumped storage power station according to any one of claims 1 to 8, characterized in that: the concrete waterproof edge (1) is provided with a cover plate (6) above the sewer well (5), the cover plate (6) is provided with a water inlet (61), and the water inlet (61) is positioned above the sewer well (5) in an inclined mode.
10. The water retaining structure for flood control of pumped storage power stations according to claim 9, characterized in that: and a water baffle (62) is arranged at the bottom of the cover plate (6).
CN202123160579.2U 2021-12-15 2021-12-15 Water retaining structure for flood control of pumped storage power station Active CN216615691U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123160579.2U CN216615691U (en) 2021-12-15 2021-12-15 Water retaining structure for flood control of pumped storage power station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123160579.2U CN216615691U (en) 2021-12-15 2021-12-15 Water retaining structure for flood control of pumped storage power station

Publications (1)

Publication Number Publication Date
CN216615691U true CN216615691U (en) 2022-05-27

Family

ID=81703770

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123160579.2U Active CN216615691U (en) 2021-12-15 2021-12-15 Water retaining structure for flood control of pumped storage power station

Country Status (1)

Country Link
CN (1) CN216615691U (en)

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