CN216615728U

CN216615728U - Silencing overflow steel dam

Info

Publication number: CN216615728U
Application number: CN202220024653.3U
Authority: CN
Inventors: 苏姗; 孙一超; 查晓军; 孙军
Original assignee: Anhui Yicheng Electromechanical Equipment Manufacturing Co ltd
Current assignee: Anhui Yicheng Electromechanical Equipment Manufacturing Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-05-27
Anticipated expiration: 2032-01-07

Abstract

The utility model provides a silencing overflow steel dam, which relates to the technical field of steel flow dams and comprises a dam body, an overflow groove and a gate, wherein the overflow groove is arranged on the front surface of the top of the dam body; according to the utility model, the silencing mechanism is arranged at the top of the gate, the opening and closing oil cylinder in the silencing mechanism is started to drive the gate plate in the cavity to move outwards, the water inlet communicated with the silencing pipeline in the cavity is opened, and water at the top of the gate overflows into the silencing pipeline through the water inlet, so that impact sound generated by water flowing can be reduced, further the influence on the working environment of people is reduced, and then the water overflows from the water outlet of the silencing pipeline and flows into the overflow groove to be discharged outwards.

Description

Silencing overflow steel dam

Technical Field

The utility model relates to the technical field of overflow steel dams, in particular to a silencing overflow steel dam.

Background

In the water conservancy and hydropower construction, along with the needs of urban water, landscape construction and environmental improvement irrigation, electricity generation, a large amount of steel structure gates appear in the market at present, or the flap gate is but no matter lifting type or horizontal type, the single hole is difficult to be suitable for the river course of broad, the steel dam gate is a novel adjustable air-control overflow gate, it has civil engineering structure, take the steel gate door body of fixed axle, start-stop equipment etc. to constitute, this kind of building is suitable for the working condition that the sluice gate broad and the water head is less, because it can be designed than wide, can save several holes gate pier, so not only simple structure, can save not a lot of civil engineering investment.

However, in the prior art, if the upstream water quantity is to be controlled, the rotation angle of the steel dam is generally changed, so that the interception height of the steel dam is changed, and further, the excess water flows away from the upper part of the steel dam, so that the overflow effect is achieved; this overflow mode causes the water flow to impact from high to low because the height difference generates much noise, and therefore, the present invention proposes a silencing overflow steel dam to solve the above problems.

Disclosure of Invention

In order to solve the problems, the utility model provides the silencing overflow steel dam, when the silencing overflow steel dam works, an external rotary oil cylinder drives a gate to rotate through a bottom shaft so as to erect the gate for storing water, and a silencing mechanism is arranged at the top of the gate, an opening and closing oil cylinder in the silencing mechanism is started to drive a gate plate in a cavity to move outwards, a water inlet communicated with a silencing pipeline in the cavity is opened, and water at the top of the gate overflows into the silencing pipeline through the water inlet, so that impact sound generated by water flowing can be reduced, and further noise is reduced.

In order to realize the purpose of the utility model, the utility model is realized by the following technical scheme: the silencing overflow steel dam comprises a dam body, an overflow groove and a gate, wherein the overflow groove is arranged on the front side of the top of the dam body, the gate is arranged on the back side above the dam body, a bottom shaft is arranged at the bottom end of the gate, rotating seats are symmetrically arranged on the back side of the top of the dam body, the gate is hinged with the rotating seats through the bottom shaft, the bottom shaft is controlled to rotate through an external control system, and a silencing mechanism is arranged on the gate;

noise elimination mechanism includes noise elimination pipeline, outlet, cavity, water inlet, flashboard and the hydro-cylinder that opens and shuts, the front of gate is equipped with the cavity, the cavity outside is equipped with noise elimination pipeline, the inside of cavity is equipped with the water inlet with noise elimination pipeline intercommunication, noise elimination pipeline's bottom is equipped with the outlet, the inside slidable mounting of cavity has the flashboard, the hydro-cylinder that opens and shuts is installed in the front of gate, the output of the hydro-cylinder that opens and shuts is connected with one side of flashboard.

The further improvement lies in that: the gate comprises outer frame and steel sheet, outer frame sets up the top at the bottom shaft, the steel sheet welding is at the back of outer frame, the spraying has the anti-rust paint on the steel sheet.

The further improvement lies in that: the inside of outer frame is equipped with a plurality of horizontal strengthening ribs and vertical strengthening rib, the inside of horizontal strengthening rib and vertical strengthening rib is equipped with a plurality of rectangular channels, and is adjacent the distance of rectangular channel equals, the width of horizontal strengthening rib and vertical strengthening rib equals with the width of rectangular channel, horizontal strengthening rib and vertical strengthening rib pass through the inside mutually perpendicular of rectangular channel at the outer frame.

The further improvement lies in that: the back of the dam body is provided with a boss, the boss is rectangular, and the height of the boss is larger than that of the rotating seat.

The further improvement lies in that: the dam body is characterized in that a plurality of round holes are formed in the bottom of the rotating seat and distributed in a rectangular shape, the rotating seat is fixedly connected with the top of the dam body through expansion bolts, a reinforcing plate is arranged inside the rotating seat, and the reinforcing plate is triangular.

The further improvement lies in that: the inside of rotating the seat is equipped with the circular arc groove, the inside in circular arc groove is equipped with the bearing, the bottom of bottom shaft is passed through the bearing and is rotated the seat and rotate and be connected.

The further improvement lies in that: the port department of outlet and water inlet all is equipped with the filter screen lid, the inner wall of outlet and water inlet port department and the outer wall threaded connection of filter screen lid one end.

The utility model has the beneficial effects that: during operation, the outside rotary oil cylinder drives the gate to rotate through the bottom shaft, so that the gate is in a vertical state and stores water, the silencing mechanism is arranged at the top of the gate, the opening and closing oil cylinder in the silencing mechanism is started to drive the gate plate in the cavity to move outwards, the water inlet communicated with the silencing pipeline in the cavity is opened, water at the top of the gate overflows into the silencing pipeline through the water inlet, the penetration amount of sound can be reduced through the material of the silencing pipeline, so that impact sound generated by downward flow of water from a high place can be reduced, the noise is further reduced, and then the water overflows from the water outlet of the silencing pipeline and flows to the inside of the overflow groove to be discharged outwards.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 in accordance with the present invention;

fig. 3 is a side view of the present invention.

Wherein: 1. a dam body; 2. an overflow trough; 3. a gate; 4. a bottom shaft; 5. a rotating seat; 6. a sound-deadening pipeline; 7. a water outlet; 8. a cavity; 9. a water inlet; 10. a shutter plate; 11. an opening and closing oil cylinder; 12. an outer frame; 13. a steel plate; 14. transverse reinforcing ribs; 15. longitudinal reinforcing ribs; 16. a reinforcing plate; 17. and (4) a filter screen cover.

Detailed Description

In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.

According to the figures 1, 2 and 3, the embodiment provides a silencing overflow steel dam, which comprises a dam body 1, an overflow groove 2 and a gate 3, the front side of the top of the dam body 1 is provided with an overflow trough 2, the back side above the dam body 1 is provided with a gate 3, a bottom shaft 4 is arranged at the bottom end of the gate 3, a rotating seat 5 is symmetrically arranged on the back surface of the top of the dam body 1, the gate 3 is hinged with a rotating seat 5 through a bottom shaft 4, the bottom shaft 4 is controlled to rotate through an external control system, the gate 3 is provided with a silencing mechanism, an external control system controls the bottom shaft 4 to rotate, so as to drive the gate 3 to rotate and change the top height of the gate, when the gate is in a gate closing state, water overflows from the silencing mechanism at the top of the gate 3 and flows into the overflow groove 2 to be discharged outwards, and the silencing mechanism can reduce the sound of impact caused by falling of the water from a high place and reduce the influence of the silencing mechanism on the working environment of people.

The silencing mechanism comprises a silencing pipeline 6, a water outlet 7, a cavity 8, a water inlet 9, a flashboard 10 and an opening and closing oil cylinder 11, wherein the cavity 8 is arranged on the front surface of the gate 3, the silencing pipeline 6 is arranged on the outer side of the cavity 8, the water inlet 9 communicated with the silencing pipeline 6 is arranged in the cavity 8, the water outlet 7 is arranged at the bottom end of the silencing pipeline 6, the flashboard 10 is arranged in the cavity 8 in a sliding mode, the opening and closing oil cylinder 11 is arranged on the front surface of the gate 3, the output end of the opening and closing oil cylinder 11 is connected with one side of the flashboard 10, the opening and closing oil cylinder 11 is started to drive the flashboard 10 in the cavity 8 to move outwards, the water inlet 9 communicated with the silencing pipeline 6 in the cavity 8 is leaked, water at the top of the gate 3 overflows into the silencing pipeline 6 through the water inlet 9, the penetration amount of sound can be reduced through the material of the silencing pipeline 6, and therefore the impact sound generated by downward flowing of the water from a high position can be reduced, further reducing the influence of water flow impact sound on the working environment of people, and then flowing out of the water outlet 7 at the bottom end of the silencing pipeline 6.

The gate 3 comprises outer frame 12 and steel sheet 13, outer frame 12 sets up the top at bottom shaft 4, steel sheet 13 welds the back at outer frame 12, the spraying has anti-rust paint on the steel sheet 13, and bottom shaft 4 is connected with outer frame 12 to bottom shaft 4 drives outer frame 12 and rotates, and then makes whole gate 3 rotate, and anti-rust paint on the steel sheet 13 can prevent that water from corroding it, prolongs the life of gate 3.

The inside of outer frame 12 is equipped with a plurality of horizontal strengthening ribs 14 and vertical strengthening rib 15, the inside of horizontal strengthening rib 14 and vertical strengthening rib 15 is equipped with a plurality of rectangular channels, and is adjacent the distance of rectangular channel equals, the width of horizontal strengthening rib 14 and vertical strengthening rib 15 equals with the width of rectangular channel, horizontal strengthening rib 14 and vertical strengthening rib 15 pass through the inside mutually perpendicular of rectangular channel at outer frame 12, and horizontal strengthening rib 14 and vertical strengthening rib 15 all weld in outer frame 12's inside, and horizontal strengthening rib 14 and vertical strengthening rib 15 are "ten" font structure through rectangular channel mutually perpendicular, make outer frame 12's structure more stable, are convenient for improve outer frame 12's compressive capacity.

The back of dam body 1 is equipped with the boss, the shape of boss is the rectangle, the height that highly is greater than the rotation seat 5 of boss, when gate 3 founds the door retaining, its bottom should be in the below of horizontal plane and just can play the effect, and the boss plays the effect of raising the horizontal plane.

The bottom of the rotating seat 5 is provided with a plurality of round holes which are distributed in a rectangular shape, the rotating seat 5 is fixedly connected with the top of the dam body 1 through expansion bolts, the reinforcing plate 16 is arranged inside the rotating seat 5, the reinforcing plate 16 is triangular, the rotating seat 5 is fixed on the dam body 1 through the expansion bolts, the triangular structure is most stable, and the supporting capacity of the rotating seat 5 can be improved through the reinforcing plate inside the triangular structure.

The inside of rotating seat 5 is equipped with the circular arc groove, the inside in circular arc groove is equipped with the bearing, the bottom of bottom shaft 4 is passed through the bearing and is connected with rotating seat 5 rotation, and the bearing can reduce the friction between bottom shaft 4 and the rotation seat 5 to reduce the loss between them, and then make the holistic mechanism life extension of gate 3.

The port department of outlet 7 and water inlet 9 all is equipped with filter screen cover 17, the inner wall of outlet 7 and water inlet 9 port department and the outer wall threaded connection of filter screen cover 17 one end, accomplish its loading and unloading in outlet 7 and water inlet 9 department through twisting filter screen cover 17 corotation or reversal, filter screen cover 17 can play filterable effect simultaneously, avoids the great foreign matter of volume to cause the jam in getting into noise elimination pipeline 6.

This noise elimination overflow steel dam, during operation, the outside gyration hydro-cylinder drives gate 3 through bottom shaft 4 and rotates, make it be vertical state and the vertical door retaining, again through set up noise elimination mechanism at the top of gate 3, start the hydro-cylinder 11 that opens and shuts in the noise elimination mechanism and drive flashboard 10 in the cavity 8 outwards to move, open the water inlet 9 with noise elimination pipeline 6 intercommunication in the cavity 8, the water at gate 3 top overflows into noise elimination pipeline 6 through water inlet 9, noise elimination pipeline 6 self material can reduce the penetration of sound, thereby can reduce the impact sound that the low height downwardly flow produced, and then the noise reduction, later water overflows and flows the inside outwards of overflow launder 2 in the outlet 7 of noise elimination pipeline 6.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Silencing overflow steel dam, including dam body (1), overflow launder (2) and gate (3), the front at dam body (1) top is equipped with overflow launder (2), the back of dam body (1) top is equipped with gate (3), its characterized in that: a bottom shaft (4) is arranged at the bottom end of the gate (3), rotating seats (5) are symmetrically arranged on the back surface of the top of the dam body (1), the gate (3) is hinged with the rotating seats (5) through the bottom shaft (4), the bottom shaft (4) is controlled to rotate through an external control system, and a noise elimination mechanism is arranged on the gate (3);

noise elimination mechanism includes noise elimination pipeline (6), outlet (7), cavity (8), water inlet (9), flashboard (10) and opens and shuts hydro-cylinder (11), the front of gate (3) is equipped with cavity (8), the cavity (8) outside is equipped with noise elimination pipeline (6), the inside of cavity (8) is equipped with water inlet (9) with noise elimination pipeline (6) intercommunication, the bottom of noise elimination pipeline (6) is equipped with outlet (7), the inside slidable mounting of cavity (8) has flashboard (10), open and shut hydro-cylinder (11) are installed in the front of gate (3), the output of open and shut hydro-cylinder (11) is connected with one side of flashboard (10).

2. The muffled overflow steel dam of claim 1, wherein: gate (3) are constituteed by outer frame (12) and steel sheet (13), outer frame (12) set up the top at bottom shaft (4), steel sheet (13) welding is at the back of outer frame (12), the spraying has the anti rust paint on steel sheet (13).

3. The muffled overflow steel dam of claim 2, wherein: the inside of outer frame (12) is equipped with a plurality of horizontal strengthening rib (14) and vertical strengthening rib (15), the inside of horizontal strengthening rib (14) and vertical strengthening rib (15) is equipped with a plurality of rectangular channels, and is adjacent the distance of rectangular channel equals, the width of horizontal strengthening rib (14) and vertical strengthening rib (15) equals with the width of rectangular channel, horizontal strengthening rib (14) and vertical strengthening rib (15) are through the inside mutually perpendicular of rectangular channel at outer frame (12).

4. The acoustic overflow steel dam of claim 1, wherein: the back of the dam body (1) is provided with a boss, the boss is rectangular, and the height of the boss is larger than that of the rotating seat (5).

5. The acoustic overflow steel dam of claim 1, wherein: the dam is characterized in that a plurality of round holes are formed in the bottom of the rotating seat (5) and distributed in a rectangular shape, the rotating seat (5) is fixedly connected with the top of the dam body (1) through expansion bolts, a reinforcing plate (16) is arranged inside the rotating seat (5), and the reinforcing plate (16) is triangular.

6. The acoustic overflow steel dam of claim 1, wherein: the inside of rotating seat (5) is equipped with the circular arc groove, the inside in circular arc groove is equipped with the bearing, the bottom of bottom shaft (4) is passed through the bearing and is rotated seat (5) and be connected.

7. The muffled overflow steel dam of claim 1, wherein: the port department of outlet (7) and water inlet (9) all is equipped with filter screen lid (17), the inner wall of outlet (7) and water inlet (9) port department and the outer wall threaded connection of filter screen lid (17) one end.