CN216615691U - A water retaining structure for flood control of a pumped-storage power station - Google Patents

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

A water retaining structure for flood control of a pumped-storage power station

technical field

The utility model relates to the technical field of river flood control and waterproofing, in particular to a water retaining structure for flood control of a pumped-storage power station.

Background technique

Waterproof wall is a kind of concrete or masonry water retaining structure used to ensure the flood control safety or other special requirements of towns and important industrial and mining enterprises, along rivers and coastal areas, also known as flood control wall. The function of flood control wall is the same as that of embankment. There are major traffic roads along the river, and the buildings are dense. Sometimes due to the restrictions of existing projects, the needs of urban planning and development, or the limitation of soil sources, flood control walls have to be used to reduce land occupation and demolition.

However, at present, most of the water retaining structures used for flood control of pumped storage power stations cannot automatically erect the waterproof wall, and manual handling of sand and gravel is required, which not only wastes manpower and material resources, but also has low efficiency, which is not suitable for widespread promotion. Time and effort for post-maintenance. For some waterproof walls that can be erected automatically, after the waterproof wall is erected, the power source is passively disconnected in time, which is prone to damage, has a short service life, and has high maintenance costs.

Utility model content

The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art, and to provide a pumped-storage energy storage device that can realize timely waterproofing, disconnect the linkage connection between the impeller and the waterproof wall in time, reduce damage, prolong service life and reduce maintenance costs. Water retaining structure for flood control of power station.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical solutions:

A water-retaining structure for flood control of a pumped-storage power station, comprising a concrete edge protection, an impeller, a waterproof wall and a linkage mechanism, the top of the concrete edge protection is provided with a water well, the bottom of the water well is connected with a drainage channel, and the The impeller is rotatably installed in the water well, and the waterproof wall is hinged on the top of the concrete edge guard and is located outside the water well. Waterproof, the linkage mechanism includes a push rod, a lifting screw, a first transmission shaft, a second transmission shaft, a gear pair and a lifting transmission member for driving the lifting screw to rise and fall. The first transmission shaft, the second transmission shaft Both the lift and the lift drive are rotatably installed in the concrete edge guard, the lift screw is inserted through the center of the lift drive and is threadedly connected to the lift drive, the first drive shaft is linked and connected to the lift drive, the first The two transmission shafts are connected with the rotating shaft of the impeller through a gear pair. One end of the push rod is hinged with the top of the lifting screw, and the other end is hinged with the waterproof wall. A clutch is provided between the first transmission shaft and the second transmission shaft. , the top of the concrete edge guard is provided with a clutch button, the clutch button is connected with the clutch, when the waterproof wall is turned in place, the waterproof wall is pressed against the clutch button, and the clutch makes the first transmission shaft and the second The two drive shafts are separated.

As a further improvement of the above technical solution:

The clutch includes a clutch sleeve and an elastic member, the clutch sleeve is slidably sleeved on the first transmission shaft and the second transmission shaft, and is spline-connected with the first transmission shaft and the second transmission shaft, and the elastic member is arranged on the first transmission shaft and the second transmission shaft. Between the clutch sleeve and the concrete edge guard, the clutch button includes a mounting seat, a push column and a pull rope, the mounting seat is installed on the concrete edge guard, the push column is slidably installed on the mounting seat, and the One end of the push column is connected with the clutch sleeve through a pull rope, and the other end is set as a push end for pressing against the waterproof wall.

The lift transmission member is a first helical gear, the first transmission shaft is provided with a second helical gear, and the first helical gear meshes with the second helical gear.

The gear pair includes a third helical gear and a fourth helical gear that mesh with each other, the third helical gear is arranged on the second transmission shaft, and the fourth helical gear is fixed on the rotating shaft of the impeller.

A hinge rod and a support rod are fixed at intervals on one side of the waterproof wall, one end of the hinge rod away from the waterproof wall is hinged on the concrete edge guard, and the push rod is hinged with the middle of the support rod.

The top of the concrete edge prevention is provided with a raised column, and the hinge rod is hinged with the raised column.

The concrete edge guard is provided with a pressing surface between the raised column and the water well. When the waterproof wall is turned over, the bottom of the waterproof wall is pressed against the pressing surface.

A sealing gasket is provided on the pressing surface.

The concrete edge guard is provided with a cover plate above the water well, and the cover plate is provided with a water inlet, and the water inlet is located at an obliquely above the water well.

The bottom of the cover plate is provided with a water blocking plate.

Compared with the prior art, the advantages of the present utility model are:

The utility model is a water-retaining structure for flood control of a pumped-storage power station. When the water is not waterproof, the waterproof wall is in a downward horizontal state, which does not affect the landscape on both sides of the river; It flows into the water well to drive the impeller to rotate. During the rotation of the impeller, the second drive shaft rotates through the gear pair. The second drive shaft drives the first drive shaft to rotate through the clutch. The first drive shaft drives the lift transmission member to rotate, and the lift drive The parts drive the lifting screw to rise, and the lifting screw turns the waterproof wall to a vertical state through the push rod, so as to prevent the water in the river from flowing out of the river. When the waterproof wall and the clutch button are in contact with the vertical state, the waterproof wall presses the clutch button. When the waterproof wall is turned to the vertical state, the clutch button is pressed in place, and the clutch separates the first transmission shaft and the second transmission shaft , in this way, the linkage connection between the impeller and the waterproof wall is disconnected, so as to avoid the waterproof wall that is turned up in place to limit the rotation of the impeller, reduce damage, prolong the service life, and reduce maintenance costs. The water-retaining structure for flood control of the pumped-storage power station can automatically turn up the waterproof wall under the action of the gravity of the flood when the flood comes, so as to realize the timely waterproof function, and the linkage connection between the impeller and the waterproof wall can be disconnected in time to reduce damage. , prolong the service life and reduce maintenance costs.

The utility model relates to a water-retaining structure for flood control of a pumped-storage power station. When the waterproof wall does not squeeze the pressing column, the clutch sleeve is kept in contact with the first transmission shaft and the second transmission shaft under the action of the elastic force of the elastic member. The key is connected, so that the rotary motion of the impeller can be smoothly transmitted to the waterproof wall, so that the waterproof wall can be turned over. When the waterproof wall squeezes the pressing column, the pressing column slides, and at the same time, the clutch sleeve is driven to slide by the pulling rope, so that the clutch sleeve is separated from the second transmission shaft, so as to disconnect the linkage connection between the impeller and the waterproof wall. Of course, the first transmission shaft can also be connected with an electric driver or a manual rotation mechanism, so that the first transmission shaft can be rotated in the opposite direction, so as to realize the downturn and reset of the waterproof wall.

Description of drawings

Fig. 1 is a schematic structural diagram of the water retaining structure for flood control of the pumped storage power station of the present invention when it is not waterproof.

FIG. 2 is an enlarged view of A in FIG. 1 .

3 is a schematic structural diagram of the water retaining structure for flood control of the pumped storage power station of the present invention when it is waterproof.

FIG. 4 is an enlarged view of B in FIG. 3 .

The symbols in the figure represent:

1. Concrete edge prevention; 11. Raised column; 12. Abutting surface; 121. Gasket; 2. Impeller; 3. Waterproof wall; 31. Hinged rod; 32. Support rod; 4. Linkage mechanism; 41. Push Rod; 42, lift screw; 43, first drive shaft; 44, gear pair; 45, lift drive; 46, second helical gear; 47, third helical gear; 48, fourth helical gear; 49, first 2. Transmission shaft; 5. Water well; 51. Drainage channel; 6. Cover plate; 61. Water inlet; 62. Water baffle; 8. Clutch; 81. Clutch sleeve; 82. Elastic part; 9. Clutch button; 91 , Mounting seat; 92, press the column; 921, press the push end; 93, pull the rope.

Detailed ways

The present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments.

1 to 4 show an embodiment of the water retaining structure for flood control of the pumped storage power station of the present invention. The water retaining structure for flood control of the pumped storage power station includes a concrete edge guard 1, an impeller 2, a waterproof wall 3 and a linkage Mechanism 4, the top of the concrete edge guard 1 is provided with a water well 5, the bottom of the water well 5 is connected with a drainage channel 51, the impeller 2 is rotatably arranged in the water well 5, and the waterproof wall 3 can be turned upside down and hinged on the concrete edge guard The top of 1 is located on the outside of the water well 5, the impeller 2 is connected with the waterproof wall 3 through the linkage mechanism 4, so that the waterproof wall 3 is turned up to waterproof, and the linkage mechanism 4 includes a push rod 41, a lifting screw 42, and a first transmission shaft 43. , the second transmission shaft 49, the gear pair 44 and the lifting transmission member 45 for driving the lifting screw 42 to rise and fall, the first transmission shaft 43, the second transmission shaft 49 and the lifting transmission member 45 are all rotated and arranged in the concrete edge prevention 1 , the lifting screw 42 is passed through the center of the lifting transmission member 45 and is threadedly connected with the lifting transmission member 45, the first transmission shaft 43 is linked with the lifting transmission member 45, and the second transmission shaft 49 rotates with the impeller 2 through the gear pair 44 The shaft is connected, one end of the push rod 41 is hinged with the top of the lifting screw 42, and the other end is hinged with the waterproof wall 3, a clutch 8 is provided between the first transmission shaft 43 and the second transmission shaft 49, and the top of the concrete edge guard 1 is provided with a clutch 8. There is a clutch button 9, the clutch button 9 is connected with the clutch 8, when the waterproof wall 3 is turned up in place, the waterproof wall 3 is pressed against the clutch button 9, and the clutch 8 separates the first transmission shaft 43 and the second transmission shaft 49.

Specifically, the concrete edge guard 1 is arranged on the side of the river channel, the outer side of the sewer well 5 is the side away from the river channel, and the upper port of the sewer well 5 is used for flood irrigation. When it is not waterproof, as shown in Figures 1 and 2, the waterproof wall 3 is in a downward horizontal state, which does not affect the landscape on both sides of the river; It flows into the water well 5 from the river to drive the impeller 2 to rotate. During the rotation of the impeller 2, the second transmission shaft 49 is driven to rotate through the gear pair 44. The second transmission shaft 49 drives the first transmission shaft 43 to rotate through the clutch. The transmission shaft 43 drives the lifting transmission member 45 to rotate, the lifting transmission member 45 drives the lifting screw 42 to rise, and the lifting screw 42 turns the waterproof wall 3 up to a vertical state through the push rod 41 to prevent the water in the river from flowing out of the river. . When the waterproof wall 3 and the clutch button 9 are in contact with the vertical state, the waterproof wall 3 presses the clutch button 9. When the waterproof wall 3 is turned up to the vertical state, the clutch button 9 is pressed in place, and the clutch 8 makes the first transmission The shaft 43 and the second transmission shaft 49 are separated, so that the linkage connection between the impeller 2 and the waterproof wall 3 is disconnected, so as to prevent the waterproof wall 3 that is turned up in place to limit the rotation of the impeller 2, reduce damage, prolong the service life, and reduce maintenance costs . The water retaining structure for flood control of the pumped-storage power station can automatically turn up the waterproof wall 3 under the action of the gravity of the flood when the flood comes, so as to realize the timely waterproof function, and the linkage connection between the impeller 2 and the waterproof wall 3 can be disconnected in time. , reduce damage, extend service life and reduce maintenance costs.

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 in contact with the first transmission shaft 43 and the second transmission shaft 49. The key is connected, the elastic member 82 is arranged between the clutch sleeve 81 and the concrete edge guard 1, the clutch button 9 includes a mounting seat 91, a pressing column 92 and a pull rope 93, the mounting seat 91 is installed on the concrete edge guard 1, press The column 92 is slidably mounted on the mounting seat 91 , one end of the push column 92 is connected to the clutch sleeve 81 through the pull rope 93 , and the other end is set as the push end 921 for pressing against the waterproof wall 3 . When the waterproof wall 3 does not press the push column 92, as shown in FIG. 2, the clutch sleeve 81 is kept splined with the first transmission shaft 43 and the second transmission shaft 49 under the elastic force of the elastic member 82 (spring). Connection, so that the rotational movement of the impeller 2 is smoothly transmitted to the waterproof wall 3, so that the waterproof wall 3 is turned over. When the waterproof wall 3 squeezes the pressing column 92, the pressing column 92 slides, and at the same time, the clutch sleeve 81 is driven to slide by the pull rope 93, so that the clutch sleeve 81 is separated from the second transmission shaft 49, so as to disconnect the impeller 2 from the waterproof wall 3. linkage connection. Of course, the first transmission shaft 43 can also be connected with an electric driver or a manual rotation mechanism, so that the first transmission shaft 43 can be rotated in the reverse direction, so as to realize the downturn and reset of the waterproof wall 3 .

In this embodiment, the lift transmission member 45 is a first helical gear, the first transmission shaft 43 is provided with a second helical gear 46 , and the first helical gear meshes with the second helical gear 46 . Since the lift screw 42 is inserted through the center of the first helical gear and is threadedly connected to the first helical gear, the rotation of the first helical gear can push the lift screw 42 to rise and fall. There is a reverse locking force between the screw rod 42 and the first helical gear, so that the lifting screw rod 42 cannot descend under the action of the downward pressure, so that the waterproof wall 3 is kept in an upturned waterproof state when the impeller 2 is stationary.

In this embodiment, the gear pair 44 includes a third helical gear 47 and a fourth helical gear 48 that mesh with each other, the third helical gear 47 is arranged on the second transmission shaft 49 , and the fourth helical gear 48 is fixed to the rotating shaft of the impeller 2 . superior. The impeller 2 and the second transmission shaft 49 are linked by the third helical gear 47 and the fourth helical gear 48, and the transmission is stable. The first transmission shaft 43, the second transmission shaft 49, the lifting transmission member 45, the first helical gear and the second helical gear 46 are all set in the concrete edge prevention 1, which prevents the linkage mechanism 4 from being completely immersed in water, and improves the linkage mechanism. At the same time, the purpose of hiding the linkage mechanism 4 is achieved, and the exposure of the linkage mechanism 4 to the outside is reduced and the external space is occupied.

In this embodiment, a hinge rod 31 and a support rod 32 are fixed at intervals on one side of the waterproof wall 3, one end of the hinge rod 31 away from the waterproof wall 3 is hinged on the concrete edge guard 1, and the push rod 41 is hinged with the middle of the support rod 32. Specifically, the top of the concrete edge prevention 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 edge barrier 1 through the hinge rod 31 and the support rod 32, preferably the waterproof wall 3 is in a horizontal state to improve the appearance.

In this embodiment, the concrete anti-edge 1 is provided with a pressing surface 12 between the raised column 11 and the water well 5. When the waterproof wall 3 is turned up, the bottom of the waterproof wall 3 is pressed against the pressing surface 12, so that the It has the function of turning over the waterproof wall 3 and achieves a better waterproof effect at the same time.

In this embodiment, a sealing pad 121 is provided on the pressing surface 12, so that the bottom of the waterproof wall 3 is in sealing contact with the pressing surface 12, preventing water leakage and improving the waterproof effect.

In this embodiment, the concrete edge guard 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 located obliquely above the sewer well 5 . Specifically, when it is not waterproof, the waterproof wall 3 in the downturned state is flush with the cover plate 6, has a beautiful appearance, and can be used as a sidewalk. The water inlet 61 is located obliquely above the water well 5. The side of the water well 5 close to the water inlet 61 is provided with a diversion slope. The flood flows from the water inlet 61 under the cover plate 6, and then flows into the water well 5 along the diversion slope. , so that the impeller 2 rotates.

In this embodiment, the bottom of the cover plate 6 is provided with a water blocking plate 62 . The top end of the water blocking plate 62 is fixedly connected with the cover plate 6, and the bottom end of the water blocking plate 62 extends above the middle of the impeller 2 to prevent water from entering the side of the impeller 2 away from the guide slope when the water intake is too large.

Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art, without departing from the scope of the technical solution of the present invention, can utilize the technical content disclosed above to make many possible changes and modifications to the technical solution of the present invention, or be modified to equivalent changes, etc. effective example. Therefore, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solutions of the present invention should fall within the protection scope of the technical solutions 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).

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