CN210737457U - A kind of retaining dam for water conservancy engineering - Google Patents

Abstract

The utility model discloses a water retaining dam for water conservancy engineering, comprising a water retaining dam body, a first chute is opened on the inner side of the water retaining dam body, a cylinder is fixedly installed at the bottom of the first chute, and the cylinder is The output end of the dam is welded with a water blocking plate, the water blocking plate is slidably arranged in the first chute, the inner other side of the water blocking dam is provided with a second chute, and the bottom of the second chute is provided with a motor Installation groove, a servo motor is installed in the motor installation groove, the output end of the servo motor is connected with a screw through a coupling, and a slider is threaded on the circumference of the screw, and one side of the slider is welded There are support plates. By arranging the water blocking plate, the water blocking plate can be pushed out from the inside of the first chute by the air cylinder, so that the water blocking plate can block the water in time and prevent the water level from being too high from the water blocking dam. Flow out on the other side.

Description

A kind of retaining dam for water conservancy engineering

technical field

The utility model belongs to the technical field of water retaining dams, in particular to a water retaining dam for water conservancy projects.

Background technique

Retaining dam is the world's leading movable dam technology for agricultural irrigation, fishery, ship locks, sea water tide blocking, urban river landscape, engineering, hydropower station. Retaining dam is the world's leading movable dam technology. It is used for agricultural irrigation, fishery, ship locks, sea water tide blocking, urban river landscape, engineering, hydropower station, hinged movable dam with scientific mechanical structure, no water blocking, no fear of silt deposition, no floating It overcomes all the shortcomings of the traditional movable dam type and has all the advantages of the traditional dam type.

At present, the main retaining dams used in water conservancy projects are to build retaining dams with corresponding dam heights according to the surrounding environment. However, due to the height of the currently constructed retaining dams, they can only resist floods that occur once in a century, and some dam heights are too low. When encountering extremely bad weather, the water level continues to rise and may exceed the dam height, causing water to rush to the other side of the retaining dam, causing human and financial losses, and may even damage the dam, causing extremely serious environmental disaster.

Utility model content

The purpose of the utility model is to provide a water retaining dam for water conservancy projects. By setting the water retaining plate and using the cylinder to push the water retaining plate, the water retaining plate can be pushed out from the inside of the first chute, so that the water retaining plate can face the water in time. The blocking prevents the water level from flowing out from the other side of the retaining dam, effectively avoids damage to the retaining dam, and at the same time increases the safety, so as to solve the problems raised in the above-mentioned background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a water retaining dam for water conservancy projects, comprising a retaining dam body, a first chute is opened on one side of the inner side of the retaining dam body, and the bottom of the first chute is A cylinder is fixedly installed, the output end of the cylinder is welded with a water blocking plate, the water blocking plate is slidably arranged in a first chute, and a second chute is opened on the other side of the interior of the water blocking dam body, and the The bottom of the second chute is provided with a motor installation groove, a servo motor is installed in the motor installation groove, the output end of the servo motor is connected with a screw through a coupling, and a slider is threaded on the circumference of the screw One side of the slider is welded with a support plate, the support plate is slidably arranged in the second chute, one side of the upper end of the second chute is communicated with a third chute, the third chute An electric push rod is fixedly installed at the bottom of the electric push rod, the output end of the electric push rod is welded with a push plate, and the push plate is slidably arranged in the third chute.

Preferably, a first waterproof ring is fixedly bonded to the top of the first chute, the first waterproof ring is slidably connected to the water blocking plate, and a second waterproof ring is fixedly bonded to the top of the second chute, The second waterproof ring is slidably connected with the support plate.

Preferably, one end of the screw rod is rotatably provided with a first limit block, and the other end of the screw rod is rotatably provided with a second limit block.

Preferably, a guide rod is welded between the first limit block and the second limit block, and the guide rod passes through the slider and is slidably connected to the slider.

Preferably, the included angle between the second chute and the horizontal direction is 60°.

Preferably, a waterproof layer is fixedly connected to the bottom of the water retaining dam body, the bottom of the waterproof layer is fixedly arranged in the soil, the bottoms of the two sides of the water retaining dam body are fixedly connected with a sandstone layer, and the bottom of the water retaining dam body is fixedly connected. The inner center is fixedly provided with a clay core wall, and the bottom of the clay core wall is fixedly connected to the soil through the waterproof layer.

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

1. The utility model can push the water blocking plate out from the inside of the first chute by setting the water blocking plate and using the air cylinder to push the water blocking plate, so that the water blocking plate can block the water in time and avoid the water level being too high from blocking the water. The other side of the dam flows out, which effectively avoids damage to the retaining dam and increases safety.

2. In this utility model, by setting the support plate, the servo motor drives the screw to rotate, and the screw drives the slider to move on the screw, so that the support plate can be easily slid out of the second chute, so as to support the water baffle and increase the support plate. At the same time, the push plate is pushed by the electric push rod, so that the push plate slides to the bottom of the support plate, which can support the support plate, increase the stability of the support plate, and effectively increase the support effect of the support plate.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the enlarged view of A place of the utility model;

Fig. 3 is the enlarged view of B place of the utility model;

Fig. 4 is the enlarged view of C of the utility model.

In the figure: 1. Dam body; 2. The first chute; 3. Cylinder; 4. Water retaining plate; 5. The second chute; 6. Motor installation slot; 7. Servo motor; 8. Screw; 9. Slider; 10. Supporting plate; 11. The third chute; 12. Electric push rod; 13. Pushing plate; 14. The first waterproof ring; 15. The second waterproof ring; 16. The first limit block; 17, The second limit block; 18, the guide rod; 19, the waterproof layer; 20, the sandstone layer; 21, the clay core wall.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-4, the present utility model provides a technical solution: a water retaining dam for water conservancy projects, comprising a retaining dam body 1, and a first chute 2 is opened on one side of the inner side of the retaining dam body 1. The first chute The bottom of the 2 is fixedly installed with a cylinder 3, the output end of the cylinder 3 is welded with a water blocking plate 4, the water blocking plate 4 is slidably arranged in the first chute 2, and the other side of the water retaining dam body 1 is provided with a second chute. 5. The bottom of the second chute 5 is provided with a motor installation slot 6, a servo motor 7 is installed in the motor installation slot 6, and the output end of the servo motor 7 is connected with a screw 8 through a coupling drive, and the circumference of the screw 8 is threadedly connected There is a slider 9, one side of the slider 9 is welded with a support plate 10, the support plate 10 is slidably arranged in the second chute 5, and one side of the upper end of the second chute 5 is communicated with a third chute 11, the third An electric push rod 12 is fixedly installed at the bottom of the chute 11 , and a push plate 13 is welded to the output end of the electric push rod 12 , and the push plate 13 is slidably arranged in the third chute 11 .

Further, a first waterproof ring 14 is fixedly bonded to the top of the first chute 2, the first waterproof ring 14 is slidably connected with the water blocking plate 4, and the first waterproof ring 14 can prevent water from flowing into the first chute 2, and the first waterproof ring 14 can prevent water from flowing into the first chute 2. The top of the second chute 5 is fixedly bonded with a second waterproof ring 15 , the second waterproof ring 15 is slidably connected with the support plate 10 , and the second waterproof ring 15 can prevent rainwater from flowing into the second chute 5 .

Further, one end of the screw 8 is rotatably provided with a first limit block 16 , and the other end of the screw 8 is rotatably provided with a second limit block 17 , when the slider 9 slides to the first limit block 16 , the support plate 10 When the slider 9 reaches the lowest position, when the slider 9 slides to the second limit block 17 , the support plate 10 reaches the highest position, which can limit the sliding range of the slider 9 .

Further, a guide rod 18 is welded between the first limit block 16 and the second limit block 17 , the guide rod 18 passes through the slider 9 and is slidably connected with the slider 9 , and the guide rod 18 can slide the slider 9 . , so that the slider 9 slides more smoothly.

Further, the included angle between the second chute 5 and the horizontal direction is 60°, which enables the support plate 10 to support the water blocking plate 4 by 60°, thereby increasing the support stability.

Further, the bottom of the retaining dam body 1 is fixedly connected with a waterproof layer 19, the bottom of the waterproof layer 19 is fixedly arranged in the soil, the bottoms of the two sides of the retaining dam body 1 are fixedly connected with a sandstone layer 20, and the inner center of the retaining dam body 1 is fixedly connected. A clay core wall 21 is fixedly arranged, and the bottom of the clay core wall 21 is fixedly connected to the soil through the waterproof layer 19. The waterproof layer 19, the sandstone layer 20 and the clay core wall 21 can increase the stability of the retaining dam body 1 and increase the retaining dam body. 1 lifetime.

Structural principle: in rainy weather, first start the cylinder 3, make the cylinder 3 push the water baffle 4, and push the water baffle 4 out of the first chute 2, so that the water baffle 4 can block the water in time to avoid The water level is too high to flow out from the other side of the retaining dam body 1, which effectively avoids damage to the retaining dam body 1, and at the same time increases the safety. In addition, by starting the servo motor 7, the servo motor 7 drives the screw 8 to rotate. The screw 8 drives the slider 9 to move on the screw 8, which is convenient for sliding the support plate 10 out of the second chute 5, thereby supporting the water retaining plate 4, and simultaneously starting the electric push rod 12, so that the electric push rod 12 pushes the push rod 12. The push plate 13 slides to the bottom of the support plate 10 to support the support plate 10 , increase the stability of the support plate 10 , and effectively increase the support effect of the support plate 10 .

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a retaining dam for hydraulic engineering, includes retaining dam body (1), its characterized in that: a first chute (2) is formed in one side of the interior of the dam body (1), an air cylinder (3) is fixedly mounted at the bottom of the first chute (2), a water baffle (4) is welded at the output end of the air cylinder (3), the water baffle (4) is arranged in the first chute (2) in a sliding manner, a second chute (5) is formed in the other side of the interior of the dam body (1), a motor mounting groove (6) is formed in the bottom of the second chute (5), a servo motor (7) is mounted in the motor mounting groove (6), the output end of the servo motor (7) is connected with a screw rod (8) through shaft coupling transmission, a sliding block (9) is connected to the circumference of the screw rod (8) in a threaded manner, a supporting plate (10) is welded at one side of the sliding block (9), and the supporting plate (10) is arranged in the second chute (5, one side intercommunication of second spout (5) upper end is provided with third spout (11), the bottom fixed mounting of third spout (11) has electric putter (12), the output welding of electric putter (12) has push pedal (13), push pedal (13) slide and set up in third spout (11).

2. The dam for hydraulic engineering according to claim 1, wherein: the top of first spout (2) is fixed to bond has first waterproof circle (14), first waterproof circle (14) and breakwater (4) sliding connection, the top of second spout (5) is fixed to bond has second waterproof circle (15), second waterproof circle (15) and backup pad (10) sliding connection.

3. The dam for hydraulic engineering according to claim 1, wherein: one end of the screw rod (8) is rotatably provided with a first limiting block (16), and the other end of the screw rod (8) is rotatably provided with a second limiting block (17).

4. The retaining dam for hydraulic engineering according to claim 3, wherein: a guide rod (18) is welded between the first limiting block (16) and the second limiting block (17), and the guide rod (18) penetrates through the sliding block (9) and is in sliding connection with the sliding block (9).

5. The dam for hydraulic engineering according to claim 1, wherein: the included angle between the second sliding chute (5) and the horizontal direction is 60 degrees.

6. The dam for hydraulic engineering according to claim 1, wherein: the bottom fixedly connected with waterproof layer (19) of manger plate dam body (1), the bottom of waterproof layer (19) is fixed to be set up in soil, the both sides bottom fixedly connected with gravel layer (20) of manger plate dam body (1), the fixed clay core wall (21) that is provided with in inside center of manger plate dam body (1), waterproof layer (19) and soil fixed connection are run through to the bottom of clay core wall (21).

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