CN113322905A

CN113322905A - Waterproof drainage device of hydraulic engineering construction

Info

Publication number: CN113322905A
Application number: CN202110624424.5A
Authority: CN
Inventors: 魏红梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-08-31
Anticipated expiration: 2041-06-04
Also published as: CN113322905B

Abstract

The invention discloses a water conservancy project construction waterproof drainage device, which comprises dam walls which are symmetrical to each other, wherein clamping grooves which are symmetrical to each other are formed in the front surfaces of the two dam walls, a water inlet piece is embedded into each clamping groove, a drainage piece is fixedly connected to the back surface of the water inlet piece, a water inlet through groove is formed in the water inlet piece, a drainage through groove which is communicated with the water inlet through groove is formed in the drainage piece, mounting pieces which are symmetrical to each other in pairs are fixedly arranged on two sides of the outer ring of a notch of the water inlet through groove, a first gear is rotatably arranged between the two mounting pieces on the same side, a connecting shaft is fixedly connected to the middle of the bottom surface of the first gear, and a fan blade is fixedly connected to the bottom end of the connecting shaft through one of the mounting pieces on the same side. According to the invention, the connecting shaft is fixedly connected to the middle part of the bottom surface of the first gear, and the fan blades are fixedly connected to one of the mounting parts on the same side, which is penetrated through by the bottom end of the connecting shaft, so that sludge deposited on the surface of a river bed can be cleaned, and the influence of excessive sludge on drainage and discharge is prevented.

Description

Waterproof drainage device of hydraulic engineering construction

Technical Field

The invention relates to the technical field of waterproof drainage of hydraulic engineering, in particular to a waterproof drainage device for hydraulic engineering construction.

Background

The waterproof drainage device for hydraulic engineering construction is a special device specially developed for hydraulic engineering;

the traditional hydraulic engineering waterproof drainage device is complex in structure, single in function and free of adjustability, the drainage efficiency of the traditional hydraulic engineering waterproof drainage device is low, the construction process is greatly slowed down, the adjustability of the existing device is very low, the existing device is required to be adjusted manually, automatic adjustment cannot be performed, a large amount of manpower and material resources are wasted, the existing device is easy to block, the water yield is low, and even water cannot be discharged, so that the potential safety hazard of engineering is generated;

under the conditions of more sludge and larger water flow, the general waterproof mode has poor effect, is easy to generate blockage phenomenon, influences the drainage performance and can not drain water quickly; the existing drainage device cannot effectively treat the sludge, so that the internal blockage of the device is easily caused, a drainage system is blocked, and the drainage effect is further influenced; therefore, it is necessary to provide a waterproof drainage device for hydraulic engineering construction to solve the above problems.

Disclosure of Invention

The invention aims to provide a waterproof and drainage device for hydraulic engineering construction, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a waterproof and drainage device for hydraulic engineering construction comprises dam walls which are symmetrical to each other, wherein clamping grooves which are symmetrical to each other are formed in the front faces of the two dam walls, a water inlet piece is embedded into each clamping groove, a drainage piece is fixedly connected to the back face of the water inlet piece, a water inlet through groove is formed in the water inlet piece, and a drainage through groove which is communicated with the water inlet through groove is formed in the drainage piece;

two mounting pieces which are symmetrical to each other in pairs are fixedly arranged on two sides of the outer ring of the notch of the water inlet through groove, a first gear is rotatably arranged between the two mounting pieces on the same side, the middle part of the bottom surface of the first gear is fixedly connected with a connecting shaft, the bottom end of the connecting shaft penetrates through one of the mounting pieces on the same side and is fixedly connected with a fan blade, a semicircular groove matched with the fan blade is formed in the front of the lower end of the water inlet piece, and the fan blade is positioned in the semicircular groove;

the middle part of the front surface of the water inlet piece is provided with symmetrical mechanism grooves, the inside of the mechanism grooves is rotatably provided with second gears which are matched with each other, a first transmission belt is arranged between the second gear and the first gear, the middle part of the top surface of the second gear is fixedly connected with a transmission shaft, wherein the top end of one of the transmission shafts penetrates through the groove top of the mechanism groove on the same side and is fixedly connected with a primary-secondary gear, the top end of the other transmission shaft penetrates through the groove top of the mechanism groove on the same side and is fixedly connected with a third gear, a second transmission belt is arranged between the sub-gear and the third gear of the sub-gear, a base is fixedly arranged on the top surface of the dam wall body close to the sub-gear, the base is positioned on one side of the top surface of the dam wall body close to the water inlet part, the top surface of the base is fixedly provided with a motor, the middle part of one end of the motor close to the primary and secondary gears is provided with a rotating shaft, and one end of the rotating shaft far away from the motor is fixedly connected with a crown gear meshed with the female gear of the primary and secondary gears;

two the lift groove of mutual symmetry is seted up at the back of dykes and dams wall body, the fixed bottom plate that is equipped with of tank bottom surface in lift groove, the fixed flexible post that is equipped with in top surface middle part of bottom plate is equipped with the connecting pipe between the flexible post of two mutual symmetries, the top surface middle part of flexible post is equipped with the telescopic link, two the same crossbeam of notch fixedly connected with in lift groove is run through on the top of telescopic link, the bottom surface middle part fixedly connected with gate of crossbeam, the gate includes narrow portion and wide portion, the slot with narrow portion looks adaptation of gate is seted up to the top surface of drainage piece, just the narrow portion and the logical groove looks adaptation of drainage of gate.

Preferably, keep away from the fixed hydraulic pump that is equipped with of top surface of the dykes and dams wall body of motor, the hydraulic pump is close to the one end middle part of drainage piece and is equipped with hydraulic pressure pipeline, the one end that hydraulic pressure pump was kept away from to hydraulic pressure pipeline runs through the one side that the lower extreme of homonymy dykes and dams wall body embedding is close to the hydraulic pump at the flexible post of homonymy.

Preferably, the two telescopic columns are communicated with each other through a connecting pipe, and the hydraulic pipeline is communicated with the telescopic columns on the same side.

Preferably, a plurality of linear railings which are distributed at equal intervals are fixedly arranged at the edge of the notch of the water inlet through groove.

Preferably, the lifting groove is fixedly provided with a fixing piece at the edge of the notch at the back of the dam wall body, the fixing piece is of a semi-annular structure, and the outer side of the telescopic column is attached to the inner wall of the fixing piece.

Preferably, the bottom surface that the groove was led to in the drainage is seted up with the inserting groove of gate bottom looks adaptation, the fixed blotter that is equipped with of tank bottom of inserting groove, and the material of blotter is the rubber material.

Preferably, the connection pipe is provided on the bottom surface of the drainage member by being embedded in the river bed.

Preferably, the inner side of the first transmission belt is provided with a first latch meshed with the first gear and the second gear, and the inner side of the second transmission belt is provided with a second latch meshed with the sub gear and the third gear of the sub-sub gear.

The invention has the technical effects and advantages that:

1. according to the invention, the connecting shaft is fixedly connected to the middle part of the bottom surface of the first gear, and the fan blades are fixedly connected to one of the mounting parts on the same side, which is penetrated through by the bottom end of the connecting shaft, so that sludge deposited on the surface of a river bed can be cleaned, and the influence of excessive sludge on drainage and discharge is prevented;

2. according to the invention, the primary and secondary gears are fixedly connected to the top end of one transmission shaft penetrating through the groove of the mechanism groove on the same side, the third gear is fixedly connected to the top end of the other transmission shaft penetrating through the groove of the mechanism groove on the same side, and a second transmission belt is arranged between the secondary gear and the third gear of the primary and secondary gears, so that two first gears can be driven by the same motor;

3. according to the invention, the bottom plate is fixedly arranged on the bottom surface of the lifting groove, the telescopic columns are fixedly arranged in the middle of the top surface of the bottom plate, the connecting pipe is arranged between the two mutually symmetrical telescopic columns, the top ends of the two telescopic rods penetrate through the notches of the lifting groove and are fixedly connected with the same cross beam, and the middle of the bottom surface of the cross beam is fixedly connected with the gate, so that the drainage and discharge of a river can be automatically controlled, and the two telescopic columns are hydraulically regulated by the same hydraulic pump, so that the two telescopic rods can be synchronously lifted relative to the corresponding telescopic columns.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic sectional structure view of the water inlet member of the present invention.

FIG. 3 is an enlarged view of the position A in FIG. 2 according to the present invention.

Fig. 4 is an enlarged structural diagram of the position B in fig. 2 according to the present invention.

Fig. 5 is a schematic perspective view of the back surface of the present invention.

FIG. 6 is an enlarged view of the position C in FIG. 5 according to the present invention.

Fig. 7 is an enlarged view of the position D in fig. 5 according to the present invention.

Fig. 8 is a schematic sectional view of the lifting chute according to the present invention.

In the figure: 1. a dam wall body; 11. a card slot; 12. a lifting groove; 121. a base plate; 122. a telescopic column; 1221. a connecting pipe; 123. a telescopic rod; 124. a fixing member; 2. a water inlet member; 21. a water inlet through groove; 211. a railing; 22. a mounting member; 221. a first gear; 2211. a connecting shaft; 2212. a fan blade; 23. a mechanism groove; 231. a second gear; 232. a drive shaft; 233. a primary and a secondary gear; 234. a third gear; 24. a semicircular groove; 3. a base; 31. a motor; 32. a crown gear; 4. a first drive belt; 5. a second belt; 6. a drainage member; 61. a water drainage through groove; 62. a slot; 63. inserting grooves; 7. a cross beam; 71. a gate; 8. a hydraulic pump; 81. a hydraulic pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a water-proof drainage device for hydraulic engineering construction, which comprises dam walls 1 which are symmetrical to each other, wherein clamping grooves 11 which are symmetrical to each other are formed in the front surfaces of the two dam walls 1, a water inlet piece 2 is embedded in each clamping groove 11, a drainage piece 6 is fixedly connected to the back surface of each water inlet piece 2, a water inlet through groove 21 is formed in each water inlet piece 2, a drainage through groove 61 which is communicated with the water inlet through groove 21 is formed in each drainage piece 6, and water flows sequentially pass through the water inlet through groove 21 and the drainage through groove 61 to drain and discharge;

two mounting pieces 22 which are symmetrical to each other are fixedly arranged on two sides of the outer ring of the notch of the water inlet through groove 21, a first gear 221 is rotatably arranged between the two mounting pieces 22 on the same side, the middle part of the bottom surface of the first gear 221 is fixedly connected with a connecting shaft 2211, the bottom end of the connecting shaft 2211 penetrates through one mounting piece 22 on the same side and is fixedly connected with a fan blade 2212, a semicircular groove 24 which is matched with the fan blade 2212 is arranged on the front surface of the lower end of the water inlet piece 2, the fan blade 2212 is positioned in the semicircular groove 24, when the riverbed deposits more sludge, during drainage and discharge, the motor 31 drives the first gear 221 to rotate, the first gear 221 drives the fan 2212 to rotate through the connecting shaft 2211, the rotating fan 2212 lifts sludge deposited on the river bed, the sludge deposited on the surface of the river bed and the water flow are discharged to the downstream at the same time of drainage and discharge, so that the sludge deposited on the surface of the river bed can be cleaned, and the influence of excessive sludge on drainage and discharge is prevented;

the middle part of the front surface of the water inlet part 2 is provided with symmetrical mechanism grooves 23, the inner part of the mechanism groove 23 is rotatably provided with a second gear 231 which is matched with the mechanism groove, a first transmission belt 4 is arranged between the second gear 231 and a first gear 221, the middle part of the top surface of the second gear 231 is fixedly connected with a transmission shaft 232, the top end of one transmission shaft 232 penetrates through the groove top of the mechanism groove 23 on the same side and is fixedly connected with a primary-secondary gear 233, the top end of the other transmission shaft 232 penetrates through the groove top of the mechanism groove 23 on the same side and is fixedly connected with a third gear 234, a second transmission belt 5 is arranged between the secondary gear of the primary-secondary gear 233 and the third gear 234, the top surface of the dam wall 1 which is close to the primary-secondary gear 233 is fixedly provided with a base 3, the base 3 is positioned on one side of the top surface of the dam wall 1 which is close to the water inlet part 2, the top surface of the base 3 is fixedly provided with a motor 31, the middle part of one end of the motor 31 which is close to the primary-secondary gear 233 is provided with a rotating shaft, and one end of the rotating shaft far away from the motor 31 is fixedly connected with a crown gear 32 meshed with a main gear of the primary-secondary gear 233, when sludge deposited on the surface of the river bed needs to be cleaned, the motor 31 is started, the motor 31 drives the crown gear 32 to rotate through the rotating shaft, the crown gear 32 drives the primary-secondary gear 233 meshed with the primary-secondary gear 233 to rotate, the primary-secondary gear 233 is linked with a third gear 234 through a second transmission belt 5, the primary-secondary gear 233 and the third gear 234 respectively drive a corresponding second gear 231 to rotate through a transmission shaft 232 on the same side, the second gear 231 drives a corresponding first gear 221 to rotate through a first transmission belt 4, so that the two first gears 221 can be driven through the same motor 31;

the back of two dykes and dams wall body 1 equips with the lifting groove 12 of mutual symmetry, the tank bottom surface of lifting groove 12 is fixed with bottom plate 121, the top surface middle part of bottom plate 121 is fixed with flexible post 122, be equipped with connecting pipe 1221 between two flexible posts 122 of mutual symmetry, the top surface middle part of flexible post 122 is equipped with telescopic link 123, the notch that the top of two telescopic links 123 run through lifting groove 12 is fixedly connected with same crossbeam 7, the bottom surface middle part of crossbeam 7 is fixedly connected with gate 71, gate 71 includes narrow portion and wide portion, the top surface of drain 6 equips with the slot 62 of narrow portion adaptation of gate 71, and the narrow portion of gate 71 and the logical groove 61 adaptation of drainage, flexible post 122 and telescopic link 123 go up through hydraulic control, the inside hydraulic pressure of flexible post 122 increases, telescopic link 123 rises about flexible post 122, two telescopic links 123 drive crossbeam 7 to rise, crossbeam 7 drives gate 71 to rise, the gate 71 ascends to remove the blockage of the drainage through groove 61, water flow sequentially passes through the water inlet through groove 21 and the drainage through groove 61 to perform drainage and discharge operation, the hydraulic pressure in the telescopic column 122 is reduced, the telescopic rod 123 descends relative to the telescopic column 122, the two telescopic rods 123 drive the cross beam 7 to descend, the cross beam 7 drives the gate 71 to descend, the bottom end of the gate 71 penetrates through the slot 62 to be plugged in the plug-in groove 63 to block the drainage through groove 61, the drainage and discharge of the river are stopped, and the drainage and discharge of the river can be automatically controlled.

Keep away from the fixed hydraulic pump 8 that is equipped with of the top surface of the dykes and dams wall body 1 of motor 31, the one end middle part that the hydraulic pump 8 is close to drain 6 is equipped with hydraulic pressure pipeline 81, and hydraulic pressure pipeline 81 keeps away from one end of hydraulic pump 8 and runs through homonymy dykes and dams wall body 1 embedding in one side that the lower extreme of homonymy telescopic column 122 is close to hydraulic pump 8, and hydraulic pump 8 controls the inside hydraulic pressure of telescopic column 122 through hydraulic pressure pipeline 81.

Two flexible posts 122 communicate each other through connecting pipe 1221, hydraulic pressure pipeline 81 communicates each other with the flexible post 122 of homonymy, two flexible posts 122 communicate each other through connecting pipe 1221, form the enclosure space of communicating each other, hydraulic pressure department equals in the enclosure space, when hydraulic pump 8 adjusts the inside hydraulic pressure of the flexible post 122 of homonymy, the inside hydraulic pressure of the flexible post 122 of opposite side adjusts thereupon, make two flexible posts 122 carry out hydraulic pressure through same hydraulic pump 8 and adjust, thereby make two telescopic links 123 go up and down about corresponding flexible post 122 in step.

The fixed railing 211 that is a plurality of linear equidistant distributions that is equipped with in notch edge of logical groove 21 of intaking, a plurality of railing 211 that are linear equidistant distributions intercept the debris of great size, prevent that debris from entering into logical groove 21 of intaking, let off to the drainage and cause the influence.

The fixed mounting 124 that is equipped with in notch edge that lifting chute 12 is located the dykes and dams wall body 1 back, the mounting 124 is the half-ring structure, and the outside of flexible post 122 and the inner wall of mounting 124 laminate each other for flexible post 122 can be more firm establish with inside the lifting chute 12.

The inserting groove 63 with gate 71 bottom looks adaptation is seted up to the bottom surface that the groove 61 was led to in the drainage, and the fixed blotter that is equipped with of tank bottom of inserting groove 63, and the material of blotter is the rubber material, and the blotter plays the cushioning effect, and the blotter of rubber material can also make the leakproofness between gate 71 bottom and the inserting groove 63 tank bottom surface good simultaneously, improves water-proof effects.

The connection pipe 1221 is embedded in the river bed and provided on the bottom surface of the drainage member 6, and the positional relationship of the connection pipe 1221 will be further described.

The interior survey of first drive belt 4 is equipped with the first latch with first gear 221 and second gear 231 engaged with, the inboard of second drive belt 5 is equipped with the second latch with the pinion of primary and secondary gear 233 and third gear 234 engaged with, be equipped with first latch through first drive belt 4 inboard, be difficult to skid during messenger's first gear 221 and the linkage of second gear 231, improve transmission effect, be equipped with the second latch through second drive belt 5 inboard, be difficult to skid during messenger's primary and secondary gear 233 and the linkage of third gear 234, improve transmission effect.

The working principle of the invention is as follows: the water flow sequentially passes through the water inlet through groove 21 and the water outlet through groove 61 for water drainage and discharge, when the sludge deposited on the river bed is more, the motor 31 drives the first gear 221 to rotate, the first gear 221 drives the fan blade 2212 to rotate through the connecting shaft 2211, the rotating fan blade 2212 lifts the sludge deposited on the river bed, and the sludge deposited on the surface of the river bed and the water flow are discharged to the downstream during the water drainage and discharge, so that the sludge deposited on the surface of the river bed can be cleaned, and the influence of excessive sludge on the water drainage and discharge is prevented;

when sludge deposited on the surface of a river bed needs to be cleaned, a motor 31 is started, the motor 31 drives a crown gear 32 to rotate through a rotating shaft, the crown gear 32 drives a primary and secondary gear 233 which is meshed with the crown gear to rotate, the primary and secondary gear 233 is mutually linked with a third gear 234 through a second transmission belt 5, the primary and secondary gear 233 and the third gear 234 respectively drive a corresponding second gear 231 to rotate through a transmission shaft 232 on the same side, the second gear 231 drives a corresponding first gear 221 to rotate through a first transmission belt 4, and therefore the two first gears 221 can be driven through the same motor 31;

the telescopic column 122 and the telescopic rod 123 are lifted through hydraulic control, the hydraulic pressure inside the telescopic column 122 is increased, the telescopic rod 123 ascends relative to the telescopic column 122, the two telescopic rods 123 drive the cross beam 7 to ascend, the cross beam 7 drives the gate 71 to ascend, the gate 71 ascends to remove the blockage of the through groove 61 for water drainage, the water flow sequentially passes through the through groove 21 for water inlet and the through groove 61 for water drainage and discharge operation, the hydraulic pressure inside the telescopic column 122 is reduced, the telescopic rod 123 descends relative to the telescopic column 122, the two telescopic rods 123 drive the cross beam 7 to descend, the cross beam 7 drives the gate 71 to descend, the bottom end of the gate 71 penetrates through the slot 62 to be plugged in the plugging slot 63 for the through groove 61 for water drainage and discharge of a river, and the drainage and discharge of the river are stopped, so that the drainage and discharge of the river can be automatically controlled.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a waterproof drainage device of hydraulic engineering construction, includes dykes and dams wall body (1) of mutual symmetry, its characterized in that: the front surfaces of the two dam walls (1) are provided with clamping grooves (11) which are symmetrical to each other, a water inlet part (2) is embedded into each clamping groove (11), the back surface of each water inlet part (2) is fixedly connected with a water drainage part (6), a water inlet through groove (21) is formed in each water inlet part (2), and a water drainage through groove (61) which is communicated with the water inlet through groove (21) is formed in each water drainage part (6);

two mounting pieces (22) which are symmetrical to each other are fixedly arranged on two sides of the outer ring of the notch of the water inlet through groove (21), a first gear (221) is rotatably arranged between the two mounting pieces (22) on the same side, the middle part of the bottom surface of the first gear (221) is fixedly connected with a connecting shaft (2211), the bottom end of the connecting shaft (2211) penetrates through one mounting piece (22) on the same side and is fixedly connected with a fan blade (2212), a semicircular groove (24) matched with the fan blade (2212) is formed in the front of the lower end of the water inlet piece (2), and the fan blade (2212) is located inside the semicircular groove (24);

the water inlet part (2) is provided with symmetrical mechanism grooves (23) in the middle of the front face, the mechanism grooves (23) are rotatably provided with second gears (231) which are matched with each other, a first transmission belt (4) is arranged between the second gears (231) and a first gear (221), the middle of the top face of each second gear (231) is fixedly connected with a transmission shaft (232), the top end of one transmission shaft (232) penetrates through the groove top of the mechanism groove (23) on the same side and is fixedly connected with a primary-secondary gear (233), the top end of the other transmission shaft (232) penetrates through the groove top of the mechanism groove (23) on the same side and is fixedly connected with a third gear (234), a second transmission belt (5) is arranged between the secondary gear and the third gear (234) of the primary-secondary gear (233), and a base (3) is fixedly arranged on the top face of the wall body (1) close to the primary-secondary gear (233), the base (3) is positioned on one side, close to the water inlet part (2), of the top surface of the dam wall body (1), a motor (31) is fixedly arranged on the top surface of the base (3), a rotating shaft is arranged in the middle of one end, close to the primary and secondary gears (233), of the motor (31), and a crown gear (32) meshed with the primary gear of the primary and secondary gears (233) is fixedly connected to one end, far away from the motor (31), of the rotating shaft;

two lifting groove (12) of mutual symmetry are seted up to the back of dyke wall body (1), the fixed bottom surface of groove (12) that is equipped with bottom plate (121), the fixed flexible post (122) that is equipped with in top surface middle part of bottom plate (121), be equipped with connecting pipe (1221) between two flexible post (122) of mutual symmetry, the top surface middle part of flexible post (122) is equipped with telescopic link (123), two the same crossbeam (7) of notch fixedly connected with that lifting groove (12) was run through on the top of telescopic link (123), the bottom surface middle part fixedly connected with gate (71) of crossbeam (7), gate (71) are including narrow portion and wide portion, slot (62) with gate (71) narrow portion looks adaptation are seted up to the top surface of drain (6), just narrow portion and the logical groove (61) looks adaptation of drainage of gate (71).

2. The waterproof drainage device of hydraulic engineering construction according to claim 1, characterized in that: keep away from the fixed hydraulic pump (8) that is equipped with of top surface of dykes and dams wall body (1) of motor (31), the one end middle part that hydraulic pump (8) are close to drain member (6) is equipped with hydraulic pressure pipeline (81), the one end that hydraulic pump (8) were kept away from in hydraulic pressure pipeline (81) runs through one side that homonymy dykes and dams wall body (1) embedding is close to hydraulic pump (8) at the lower extreme of homonymy flexible post (122).

3. The waterproof and drainage device for hydraulic engineering construction according to claim 1 or 2, wherein: the two telescopic columns (122) are communicated with each other through a connecting pipe (1221), and the hydraulic pipeline (81) is communicated with the telescopic column (122) on the same side.

4. The waterproof drainage device of hydraulic engineering construction according to claim 1, characterized in that: the edge of the notch of the water inlet through groove (21) is fixedly provided with a plurality of railings (211) which are distributed at equal intervals in a linear mode.

5. The waterproof drainage device of hydraulic engineering construction according to claim 1, characterized in that: the lifting groove (12) is located the fixed mounting (124) that is equipped with in notch edge at dykes and dams wall body (1) back, mounting (124) are the half ring configuration, just the outside of flexible post (122) is laminated with the inner wall of mounting (124) each other.

6. The waterproof drainage device of hydraulic engineering construction according to claim 1, characterized in that: the bottom surface of the drainage through groove (61) is provided with an insertion groove (63) matched with the bottom end of the gate (71), a cushion pad is fixedly arranged at the bottom of the insertion groove (63), and the cushion pad is made of rubber.

7. The waterproof drainage device of hydraulic engineering construction according to claim 1, characterized in that: the connecting pipe (1221) is embedded in the river bed and arranged on the bottom surface of the drainage piece (6).

8. The waterproof drainage device of hydraulic engineering construction according to claim 1, characterized in that: the inner side of the first transmission belt (4) is provided with a first clamping tooth meshed with the first gear (221) and the second gear (231), and the inner side of the second transmission belt (5) is provided with a second clamping tooth meshed with the sub gear of the sub-main gear (233) and the third gear (234).