CN220666141U

CN220666141U - Flood discharge gate

Info

Publication number: CN220666141U
Application number: CN202321872695.3U
Authority: CN
Inventors: 高航; 何月利; 郭旭
Original assignee: Heilongjiang University
Current assignee: Heilongjiang University
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2024-03-26
Anticipated expiration: 2033-07-17

Abstract

The utility model relates to the technical field of hydraulic engineering equipment, in particular to a flood discharge gate. The flood discharge gate comprises a flood discharge dam body, a main water gate and a flood discharge control assembly; the flood discharge control assembly is provided with two groups and symmetrically distributed on two sides of the flood discharge dam body, the flood discharge control assembly comprises a supporting plate, a channel closing plate connected in a rotating mode is arranged on the supporting plate, and a first guide wheel, a second guide wheel, a sliding guide wheel, a first steel wire rope and a second steel wire rope are arranged outside the channel closing plate. The flood discharge gate provided by the utility model is composed of the pulley blocks formed by the first guide wheel, the second guide wheel, the sliding guide wheel and other parts, so that the force used when the channel closing plate is pulled can be reduced, a driving motor with relatively smaller power is selected, meanwhile, the probability that the threads on the driving screw rod and the driving screw sleeve are damaged due to overlarge torsion can be reduced, and the service life of the whole driving part can be prolonged.

Description

Flood discharge gate

Technical Field

The utility model relates to the technical field of hydraulic engineering equipment, in particular to a flood discharge gate.

Background

Flood discharge is the drainage of flood, because the continuous rainfall is strong and leads to the reservoir to surpass the water level, in order to avoid water flood overflow, or the equipment that the dam, weir collapsed and cause serious calamities, open floodgate to downstream flood discharge district drainage often need use when the bridge construction, in hydraulic and hydroelectric engineering, the effect of gate is through the opening and closing of operation equipment drive dodge gate body realization gate to reach flood discharge and manger plate purpose, be the key equipment of finally realizing engineering construction predetermined function.

According to the flood discharge gate disclosed in the application document of the prior Chinese patent document, the publication number is CN218757314U, and the content that 'when a user needs to discharge flood with small flow control' is recorded in the application document specification [0014], the user drives a driving screw to rotate by starting a driving motor in a flood discharge control assembly, and drives a driving screw sleeve sleeved on the driving screw to move, so that a deflection hinging rod is driven to pull a channel closing plate to deflect, the channel closing plate is not completely closed at the water inlet end of a flood discharge channel, and flood can enter the flood discharge channel to be discharged.

After the discharge of flood is accomplished to the later stage, make the direct drive screw through driving motor rotate, directly through the helicitic texture between drive screw and the drive swivel nut, the drive swivel nut removes the passageway closure board and extrudees, make it close, in this process, driving motor need send be greater than, the torsion of flood impact force just can, and then greatly increased the power of the driving motor that selects, powerful torsion also causes the screw thread between drive screw and the drive swivel nut to appear damaging phenomenon very easily simultaneously, the life of whole drive part has been reduced.

Therefore, there is a need to provide a new floodgate that solves the above-mentioned technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a flood discharge gate.

The flood discharge gate provided by the utility model comprises: a flood discharge dam body, a main sluice gate and a flood discharge control assembly;

the flood discharge control assembly is provided with two groups and symmetrically distributed on two sides of the flood discharge dam body, the flood discharge control assembly comprises a supporting plate, a channel closing plate connected in a rotating mode is arranged on the supporting plate, and a first guide wheel, a second guide wheel, a sliding guide wheel, a first steel wire rope and a second steel wire rope are arranged outside the channel closing plate.

Preferably, hydraulic cylinders are arranged on two sides of the flood discharge dam body, a limiting rod fixedly connected is arranged at the end part of each hydraulic cylinder, and the outer wall of each limiting rod is propped against the outer wall of the corresponding channel closing plate and is in sliding connection with the outer wall of the corresponding channel closing plate.

Preferably, the main sluice gate is movably arranged in the flood discharge dam body, a gate opening pull rod connected in a rotating manner is arranged at the top of the main sluice gate, a gate frame body is arranged at the top of the flood discharge dam body, a sluice driving part is arranged on the gate frame body, and the sluice driving part is meshed and connected with the gate opening pull rod.

Preferably, the flood discharge channels are arranged on two sides of the flood discharge dam body, the inner tops of the flood discharge channels are connected with the tops of the supporting plates, the two flood discharge channels are internally provided with mounting grooves, the hydraulic cylinders are located inside the mounting grooves, and the outer walls of the limiting rods are propped against the inner walls of the mounting grooves and are in sliding connection with the inner walls of the mounting grooves.

Preferably, baffle plates fixedly connected are arranged at the opposite positions of the two sides of the outer wall of the flood discharge dam body and the bottom of the flood discharge channel, and the outer wall of the baffle plates is propped against the outer wall of the channel closing plate.

Preferably, the first guide wheel and the second guide wheel are respectively erected at the top and the bottom of the supporting plate, the first steel wire rope is wound between the first guide wheel and the second guide wheel, the sliding guide wheel is wound on the first steel wire rope, and the top of the sliding guide wheel is connected with the end part of the first steel wire.

Preferably, the bottom of the sliding guide wheel is connected with one end of a second steel wire rope, and the other end of the second steel wire rope is connected with the lower part of the outer wall of the channel closure plate.

Preferably, one end of the first steel wire rope far away from the second steel wire rope is connected with a driving screw sleeve, a driving screw rod in threaded connection is arranged in the driving screw sleeve, the driving screw rod is rotatably erected in a supporting frame, the outer wall of the supporting frame is in sliding connection with the inner wall of the driving screw sleeve, one end of the driving screw rod is connected with the output end of a driving motor, and the driving motor is connected with a flood discharge dam body through the supporting frame.

Compared with the related art, the flood discharge gate provided by the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the flood discharge control assembly, the pulley block formed by the first guide wheel, the second guide wheel, the sliding guide wheel and other parts can reduce the force used when the channel closing plate is pulled, and the driving motor with relatively smaller power is adopted, so that the probability of damage to the threads on the driving screw rod and the driving screw sleeve due to overlarge torsion can be reduced, and the service life of the whole driving part can be prolonged.

2. According to the utility model, the hydraulic cylinders are arranged on the two sides of the flood discharge dam body, the hydraulic cylinders are started to drive the limiting rods to move, so that the outer walls of the limiting rods are propped against the outer sides of the channel closing plates, the bottoms of the channel closing plates can be limited, and further, the phenomenon that the channel closing plates are loosened due to the impact force of water flow received by the first steel wire rope and the second steel wire rope when the channel closing plates are closed in the later stage can be reduced, and the closing state of the channel closing plates is more stable.

Drawings

FIG. 1 is a schematic view of a flood discharge gate according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of the azimuth structure of the flood discharge control assembly and hydraulic cylinder shown in FIG. 1;

figure 3 is a schematic view of the structure of the support plate and its components in the flood discharge control assembly of figure 2;

figure 4 is a schematic view of the construction of a first wire rope and its components in the flood discharge control assembly of figure 2;

FIG. 5 is a schematic view of the structure of the flood discharge dam of FIG. 1 from the rear view;

figure 6 is a schematic diagram of the structure of the flood discharge dam of figure 1 in elevation.

Reference numerals in the drawings: 1. flood discharge dam body; 11. a gate frame body; 12. a sluice drive unit; 13. a mounting groove; 14. a flood discharge channel; 15. a baffle; 2. a main sluice gate; 21. a brake-opening pull rod; 3. a flood discharge control assembly; 31. a support plate; 311. a first guide wheel; 312. a second guide wheel; 32. a channel closing plate; 33. driving a screw; 331. a support frame; 332. driving the screw sleeve; 333. a driving motor; 34. a first wire rope; 35. a second wire rope; 351. sliding guide wheels; 4. a hydraulic cylinder; 41. and a limit rod.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1 to 6, a flood discharge gate according to an embodiment of the present utility model includes: a flood discharge dam body 1, a main sluice gate 2 and a flood discharge control assembly 3.

In the embodiment of the present utility model, referring to fig. 1, 2, 3 and 4, the flood discharge control assembly 3 is provided with two groups and symmetrically distributed at both sides of the flood discharge dam body 1, the flood discharge control assembly 3 comprises a support plate 31, a channel closing plate 32 rotatably connected is provided on the support plate 31, a first guide wheel 311, a second guide wheel 312, a sliding guide wheel 351, a first steel wire rope 34 and a second steel wire rope 35 are provided on the outside of the channel closing plate 32, the first guide wheel 311 and the second guide wheel 312 are respectively erected at the top and the bottom of the support plate 31, the first steel wire rope 34 is wound between the first guide wheel 311 and the second guide wheel 312, the sliding guide wheel 351 is wound on the first steel wire rope 34, and the top of the sliding guide wheel 351 is connected with the end of the first steel wire, the bottom of the sliding guide wheel 351 is connected with one end of the second steel wire rope 35, the other end of the second steel wire rope 35 is connected with the lower part of the outer wall of the channel closure plate 32, one end of the first steel wire rope 34, which is far away from the second steel wire rope 35, is connected with the driving screw sleeve 332, the driving screw sleeve 332 is internally provided with the driving screw 33 in threaded connection, the driving screw 33 is rotatably erected in the supporting frame 331, the outer wall of the supporting frame 331 is in sliding connection with the inner wall of the driving screw sleeve 332, one end of the driving screw 33 is connected with the output end of the driving motor 333, and the driving motor 333 is connected with the flood discharging dam body 1 through the supporting frame 331.

It should be noted that: by arranging the flood discharge control assembly 3, the first guide wheel 311, the second guide wheel 312, the sliding guide wheel 351, the first steel wire rope 34 and the second steel wire rope 35 in the flood discharge control assembly 3 can smoothly form a pulley block, and then when the driving motor 333 pulls the first steel wire rope 34 in the later period, the force used when the channel closing plate 32 is pulled can be reduced, and then the driving motor 333 with relatively smaller power can be selected;

at the same time, the probability of damage to the threads on the driving screw 33 and the driving screw sleeve 332 due to overlarge torsion can be reduced, and the service life of the whole driving part can be prolonged.

In the embodiment of the present utility model, referring to fig. 1, 3, 5 and 6, hydraulic cylinders 4 are disposed on both sides of a flood discharge dam 1, a fixed limiting rod 41 is disposed at an end of each hydraulic cylinder 4, outer walls of the limiting rods 41 are abutted against and slidingly connected with outer walls of a channel closing plate 32, flood discharge channels 14 are disposed on both sides of the flood discharge dam 1, inner tops of the flood discharge channels 14 are connected with tops of supporting plates 31, mounting grooves 13 are disposed in both flood discharge channels 14, the hydraulic cylinders 4 are disposed in the mounting grooves 13, outer walls of the limiting rods 41 are abutted against and slidingly connected with inner walls of the mounting grooves 13, baffle plates 15 are disposed on opposite portions of both sides of the outer walls of the flood discharge dam 1 and bottom portions of the flood discharge channels 14, and outer walls of the baffle plates 15 are abutted against outer walls of the channel closing plates 32.

It should be noted that: through the arrangement of the baffle plate 15, the phenomenon of excessive rotation of the channel closing plate 32 can be avoided through the shielding of the baffle plate 15 on the rotating track of the channel closing plate 32 when the channel closing plate 32 is controlled to rotate in the later period, so that the channel closing plate 32 can be accurately positioned in the flood discharge channel 14;

and after the channel closure plate 32 is smoothly located inside the flood discharge channel 14, the hydraulic cylinder 4 is started to drive the limit rod 41, so that the outer wall of the limit rod 41 is propped against the lower part of the closed outer wall of the channel, the bottom of the channel closure plate 32 can be blocked, and then the two sides of the channel closure plate can be smoothly clamped with the baffle 15, so that the stability of the channel closure plate 32 in the later stage in the closing process can be improved, and meanwhile, the probability that the first steel wire rope 34 and the second steel wire rope 35 are in high-strength stretching for a long time and damage occurs when the channel closure plate 32 is closed can be reduced.

In the embodiment of the present utility model, referring to fig. 1, 5 and 6, a main sluice gate 2 is movably arranged in a flood discharge dam body 1, a gate opening pull rod 21 connected in a rotating manner is arranged at the top of the main sluice gate 2, a gate frame body 11 is arranged at the top of the flood discharge dam body 1, a sluice driving component 12 is arranged on the gate frame body 11, and the sluice driving component 12 is connected with the gate opening pull rod 21 in a meshed manner.

It should be noted that: through the meshing connection between the sluice drive part 12 and the sluice pull rod 21, when the motor in the sluice drive part 12 drives the corresponding gear to rotate, the sluice pull rod 21 can be smoothly rotated through the meshing between the gear and the sluice pull rod 21, and the bottom end of the sluice pull rod 21 and the sluice pull rod are upwards moved in the sluice frame 11 to smoothly drive the bottom main sluice gate 2 to upwards move so as to open and discharge floodwater.

The working principle of the flood discharge gate provided by the utility model is as follows:

when the flood discharge gate is used in the later period, after a user opens the main water gate 2 to discharge flood on a large scale, the main water gate 2 can be closed to restore the original sealing state, and at the moment, the hydraulic cylinder 4 can be controlled to drive the limit rod 41 to recover, so that the limit rod 41 can smoothly move to the outside through the closing plate;

then the driving motor 333 in the flood discharge control assembly 3 can be started, the driving motor 333 drives the driving screw 33 to rotate, the driving screw 33 can smoothly drive the driving screw sleeve 332 above to move towards the direction close to the first steel wire rope 34, the stretching of the first steel wire rope 34 is gradually reduced,

at this time, the channel closing plate 32 can deflect on the supporting plate 31 smoothly along the smooth direction under the impact of water flow, so that the sealing closure of the flood discharge channel 14 can be released, the flood in the side channel of the flood discharge dam body 1 can enter the flood discharge channel 14 for discharge, and meanwhile, the opening and closing angle of the channel closing plate 32 can be controlled flexibly by controlling the moving distance of the driving screw sleeve 332, so that the discharge amount of the flood discharge can be controlled accurately;

when the flood discharge is completed, the driving motor 333 can be controlled to drive the driving screw 33 to reversely rotate, so that the driving screw 33 smoothly drives the driving screw sleeve 332 to move towards a direction far away from the first steel wire rope 34, the first steel wire rope 34 is pulled, the first steel wire rope 34 moves on the first guide wheel 311 and the second guide wheel 312, at the moment, the sliding guide wheel 351 outside the first steel wire rope 34 can smoothly move upwards along with the movement of the first steel wire rope 34, and further, the end part of the driving screw sleeve is smoothly pulled by the second steel wire rope 35 at the bottom to rotate with the channel closing plate 32 connected with the driving screw sleeve, and after the outer wall of the channel closing plate 32 is propped against the baffle 15, the sealing of the flood discharge channel 14 can be smoothly completed;

at this time, the hydraulic cylinders 4 on both sides can be controlled to extend, so that the limiting rod 41 at the end part is driven to slide towards the direction close to the channel closing plate 32, the outer wall of the limiting rod abuts against the outer wall of the channel closing plate 32, and the bottom of the channel closing plate 32 can be smoothly limited, so that the stability of the later-stage sealing of the channel closing plate 32 is improved.

The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims

1. A floodgate, comprising:

a flood discharge dam body (1), a main sluice gate (2) and a flood discharge control assembly (3);

the flood discharge control assembly (3) is provided with two groups of flood discharge control assemblies and is symmetrically distributed on two sides of the flood discharge dam body (1), the flood discharge control assembly (3) comprises a supporting plate (31), a channel closing plate (32) which is rotationally connected is arranged on the supporting plate (31), and a first guide wheel (311), a second guide wheel (312), a sliding guide wheel (351), a first steel wire rope (34) and a second steel wire rope (35) are arranged outside the channel closing plate (32).

2. The flood discharge gate according to claim 1, wherein hydraulic cylinders (4) are arranged on two sides of the flood discharge dam body (1), limiting rods (41) fixedly connected are arranged at the end parts of the hydraulic cylinders (4), and the outer walls of the limiting rods (41) are propped against the outer walls of the channel closing plates (32) and are in sliding connection.

3. The flood discharge gate according to claim 1, wherein the main sluice gate (2) is movably arranged in the flood discharge dam body (1), a gate opening pull rod (21) connected in a rotating manner is arranged at the top of the main sluice gate (2), a gate frame body (11) is arranged at the top of the flood discharge dam body (1), a sluice driving component (12) is arranged on the gate frame body (11), and the sluice driving component (12) is connected with the gate opening pull rod (21) in a meshed manner.

4. The flood discharge gate according to claim 2, wherein flood discharge channels (14) are formed in two sides of the flood discharge dam body (1), the inner tops of the flood discharge channels (14) are connected with the tops of the supporting plates (31), mounting grooves (13) are formed in two flood discharge channels (14) in a social mode, the hydraulic cylinders (4) are located inside the mounting grooves (13), and the outer walls of the limiting rods (41) are propped against the inner walls of the mounting grooves (13) in a sliding mode.

5. The flood discharge gate according to claim 4, wherein the two sides of the outer wall of the flood discharge dam body (1) and the opposite parts of the bottom of the flood discharge channel (14) are respectively provided with a baffle plate (15) fixedly connected, and the outer wall of the baffle plate (15) is propped against the outer wall of the channel closing plate (32).

6. The floodgate according to claim 1, wherein the first guide wheel (311) and the second guide wheel (312) are respectively erected at the top and the bottom of the supporting plate (31), the first wire rope (34) is wound between the first guide wheel (311) and the second guide wheel (312), the sliding guide wheel (351) is wound on the first wire rope (34), and the top of the sliding guide wheel (351) is connected with the end of the first wire.

7. The floodgate according to claim 6, wherein the bottom of the sliding guide wheel (351) is connected to one end of a second wire rope (35), and the other end of the second wire rope (35) is connected to the underside of the outer wall of the channel closure plate (32).

8. The floodgate according to claim 6, wherein one end of the first steel wire rope (34) far away from the second steel wire rope (35) is connected with a driving screw sleeve (332), a driving screw (33) in threaded connection is arranged in the driving screw sleeve (332), the driving screw (33) is rotatably erected in a supporting frame (331), the outer wall of the supporting frame (331) is slidably connected with the inner wall of the driving screw sleeve (332), one end of the driving screw (33) is connected with the output end of a driving motor (333), and the driving motor (333) is connected with the floodgate body (1) through the supporting frame (331).